Novel watch rear cover

Abstract

The novel watch rear cover comprises a watchcase and a rotating rod, a rear cover groove is arranged in the watchcase, a rear cover body is arranged on the back surface of the watchcase, two groups of first slots are symmetrically arranged on the left side and the right side of the top surface of the rear cover groove, two groups of sliding grooves are symmetrically arranged on the upper side and the lower side of the top surface of the rear cover groove, and a clamping groove is arranged on one side surface of the inner wall of each sliding groove. Second inserting grooves are formed in one side faces of the inner walls of the two first inserting grooves. The rear cover body is clamped in the rear cover groove, the connecting block and the inserting block are clamped in the first inserting groove and the sliding groove at the same time during clamping, the inclined face of the clamping block abuts against one side of the first inserting groove and retracts into the limiting groove during clamping, and then the rear cover body is rotated clockwise; when the opening of the limiting groove is aligned with the opening of the movable groove, the clamping block is bounced into the movable groove by the third spring to be limited and fixed, during disassembly, the pressing rod is pressed to push the partition plate, the clamping block is pushed back into the limiting groove, and then the rear cover body is rotated anticlockwise, so that the rear cover body can be disassembled.

Description

TECHNICAL FIELD

[0001] The utility model belongs to watch technical field, especially a novel watch back cover. BACKGROUND

[0002] Watch is also called wrist watch, which is a kind of instrument worn on wrist to show time, usually made of leather, rubber, nylon cloth, stainless steel and other materials to make watchband, and the watch head is bound on wrist, wherein the watch case and back cover as the protection structure of watch become very key to normal use.

[0003] The existing watch back cover is mostly fixed by screw mode, although the watch back cover fixed by screw mode is very firm, but when disassembling the back cover, the process is more cumbersome, time-consuming and laborious, secondly, the watch case and back cover connection mode of a part of watch is mostly connected and fixed by screw thread or buckling mode, only the back cover is limited by the back cover groove set in the bottom of watch case, after the back cover is disassembled for many times by the above two modes, the back cover is easy to slip or loosen, which causes the back cover to fall off and affects the normal use of watch, therefore a novel watch back cover is proposed. SUMMARY

[0004] The utility model aims at providing a novel watch back cover, which solves the existing problems.

[0005] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0006] The utility model relates to a novel watch back cover, which comprises a watch case and a rotating rod, the watch case is provided with a back cover groove, the back of the watch case is provided with a back cover body, two groups of first insertion grooves are symmetrically arranged on the top surface of the back cover groove, two groups of sliding grooves are symmetrically arranged on the top surface of the back cover groove, a clamping groove is arranged on one side of the inner wall of the two groups of sliding grooves, a second insertion groove is arranged on one side of the inner wall of the two groups of first insertion grooves, a movable groove is arranged on one side of the inner wall of the second insertion groove, a pressing rod is inserted into one side of the inner wall of the movable groove, a second spring is sleeved on one end of the pressing rod, a partition plate is arranged on one end of the pressing rod, and a sealing groove is arranged on the back of the watch case.

[0007] Further, the rear cover body top surface is symmetrically provided with fixing blocks on the upper and lower sides, one side of the fixing block is provided with an insertion block, the left and right sides of the rear cover body are symmetrically provided with connecting blocks, one side of the connecting block is provided with a limiting block, one side of the limiting block is provided with a limiting groove, one side of the inner wall of the limiting groove is provided with a third spring, the free end of the third spring is provided with a clamping block, the top surface of the rear cover body is provided with a sealing ring, the watch case peripheral side is symmetrically provided with two groups of installation grooves, the inner walls of the two groups of installation grooves are provided with circular grooves on the opposite surfaces, the circular groove inner wall is inserted with a push rod, the one end of the push rod is provided with a first spring, and the one end of the push rod is provided with a push plate.

[0008] Further, the insertion block is adapted to the shape and size of the sliding groove, the insertion block is adapted to the shape and size of the clamping groove, the connecting block is a "T" type structure, the limiting block is adapted to the shape and size of the second insertion groove, the limiting groove is adapted to the position of the movable groove, the clamping block is a trapezoidal structure, the clamping block is adapted to the shape and size of the movable groove, and one end of the second spring is fixedly connected with one side of the partition plate.

[0009] Further, one end of the first spring is fixedly connected with one side of the push plate, the other end of the first spring is fixedly connected with one side of the circular groove inner wall, the circular groove is adapted to the shape and size of the slot, the limiting column is adapted to the shape and size of the circular groove, the rotating rod is matched with the installation groove clamping seat, the rotating rod peripheral side is sleeved with a watchband, the insertion block is matched with the sliding groove, the connecting block is matched with the second insertion groove, and the rear cover body is matched with the watch case.

[0010] The utility model has the following beneficial effects:

[0011] The rear cover body is clamped in the rear cover groove, the connecting block and the insertion block are clamped into the first insertion groove and the sliding groove, the inclined surface of the clamping block is in contact with one side of the first insertion groove and is retracted into the limiting groove, the rear cover body is rotated clockwise, the clamping block is pushed into the movable groove by the third spring when the limiting groove opening and the movable groove opening are aligned, the clamping block is pushed back into the limiting groove by pressing the push rod and pushing the partition plate, and then the rear cover body can be disassembled by counterclockwise rotation, which is simple and convenient, and does not need to be installed and fixed by screws, saving time and effort.

[0012] When the watch strap needs to be replaced, the push rod is pressed, the push rod pushes the limiting column through the push plate, the limiting column is retracted into the notch, and the disassembly is realized; when installing, the arc surface of the limiting column is in contact with one side of the installation groove due to the arc structure of one end surface of the limiting column, when pressure is applied, the limiting column will retract into the notch, when the opening of the notch is aligned with the opening of the circular groove, the limiting column will be popped into the circular groove by the third spring in the notch for installation.

[0013] Of course, any product implementing the present application does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used for the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0015] Figure 1 It is a schematic diagram of the overall structure of a new type of watch back cover;

[0016] Figure 2 It is a right view of a new type of watch back cover;

[0017] Figure 3 It is Figure 2 It is a sectional view of part A-A;

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the watch shell bottom;

[0019] Figure 5 It is a schematic diagram of the three-dimensional structure of the back cover body.

[0020] In the drawings, the components represented by each reference numeral are listed as follows: 1, watch shell; 101, back cover groove; 11, installation groove; 110, circular groove; 111, first spring; 112, push rod; 12, first insertion slot; 121, second insertion slot; 122, movable slot; 123, push rod; 124, second spring; 13, sliding groove; 131, clamping slot; 14, sealing groove; 2, back cover body; 21, sealing ring; 22, fixed block; 221, insertion block; 23, connecting block; 231, limiting block; 232, limiting slot; 233, clamping block; 234, third spring; 3, watch strap; 31, rotating rod; 311, notch; 312, fourth spring; 313, limiting column. DETAILED DESCRIPTION

[0021] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0022] In the description of the present application, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicate the orientation or positional relationship, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0023] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] Please refer to Figure 1 - Figure 5 As shown in the drawings, the utility model is a kind of novel watch back cover, including watch case 1 and rotating rod 31, watch case 1 is provided with back cover groove 101, watch case 1 back is provided with back cover body 2, back cover groove 101 top left and right sides symmetrically open two groups of first insertion slot 12, back cover groove 101 top upper and lower sides symmetrically open two groups of sliding slot 13, one side of the inner wall of two groups of sliding slot 13 is provided with clamping groove 131, one side of the inner wall of two groups of first insertion slot 12 is provided with second insertion slot 121, one side of the inner wall of second insertion slot 121 is provided with movable slot 122, movable slot 122 inner wall one side is inserted with press bar 123, one end of press bar 123 is provided with second spring 124, one end of press bar 123 is provided with baffle, watch case 1 back is provided with sealing groove 14, watch case 1 circumferential surface is symmetrically provided with two groups of mounting groove 11, the opposite surfaces of the inner wall of two groups of mounting groove 11 are provided with circular groove 110, one side of the inner wall of circular groove 110 is inserted with push rod 112, one end of push rod 112 is provided with first spring 111, one end of push rod 112 is provided with push plate, rotating rod 31 opposite two surfaces are provided with slot 311, one side of the inner wall of slot 311 is provided with fourth spring 312, the free end of fourth spring 312 is provided with limiting column 313, sealing groove 14 shape and size are adapted to sealing ring 21.

[0025] Further, the top surface of the rear cover body 2 is symmetrically provided with a fixing block 22 on the upper and lower sides, one side of the fixing block 22 is provided with an insertion block 221, the left and right sides of the rear cover body 2 are symmetrically provided with a connecting block 23, one side of the connecting block 23 is provided with a limiting block 231, one side of the limiting block 231 is provided with a limiting groove 232, one side of the inner wall of the limiting groove 232 is provided with a third spring 234, the free end of the third spring 234 is provided with a clamping block 233, and the top surface of the rear cover body 2 is provided with a sealing ring 21.

[0026] Further, the shape and size of the insertion block 221 are adapted to the sliding groove 13, the shape and size of the insertion block 221 are adapted to the clamping groove 131, the connecting block 23 is a T-shaped structure, the shape and size of the limiting block 231 are adapted to the second insertion groove 121, the position of the limiting groove 232 is adapted to the position of the movable groove 122, the clamping block 233 is a trapezoidal structure, the shape and size of the clamping block 233 are adapted to the movable groove 122, one end of the second spring 124 is fixedly connected with one side of the partition plate, the other end of the second spring 124 is fixedly connected with one side of the inner wall of the movable groove 122, the insertion block 221 is in sliding fit with the sliding groove 13, the connecting block 23 is in sliding fit with the second insertion groove 121, and the rear cover body 2 is in clamping fit with the watch case 1.

[0027] Further, one end of the first spring 111 is fixedly connected with one side of the push plate, the other end of the first spring 111 is fixedly connected with one side of the inner wall of the circular groove 110, the shape and size of the circular groove 110 are adapted to the notch 311, the shape and size of the limiting column 313 are adapted to the circular groove 110, the rotating rod 31 is in clamping fit with the mounting groove 11, and the rotating rod 31 is sleeved with the watchband 3.

[0028] It should be noted that, in the utility model, the rear cover body 2 is clamped in the rear cover groove 101, the connecting block 23 and the insertion block 221 are clamped into the first insertion groove 12 and the sliding groove 13 at the same time, the inclined surface of the clamping block 233 is in abutment with one side of the first insertion groove 12 and is retracted into the limiting groove 232, at this time, the rear cover body 2 is rotated clockwise, when the opening of the limiting groove 232 is aligned with the opening of the movable groove 122, the clamping block 233 is clamped into the movable groove 122 by the third spring 234 and is limited and fixed, when disassembling, the partition plate is pushed by pressing the push rod 123, the clamping block 233 is pushed back into the limiting groove 232, then the rear cover body 2 is rotated counterclockwise, and the rear cover body 2 can be disassembled, which is simple and convenient, and the rear cover body 2 does not need to be installed and fixed by the screw mode, thereby saving time and effort.

[0029] When the watchband 3 needs to be replaced, the push rod 112 is pressed, the push rod 112 pushes the limiting column 313 through the push plate, the limiting column 313 is retracted into the slot 311, and the disassembly is realized. When installing, the arc surface of the limiting column 313 is in contact with one side of the installation groove 11 due to the arc structure of one end surface of the limiting column 313, when pressure is applied, the limiting column 313 will retract into the slot 311, when the opening of the slot 311 is aligned with the opening of the circular groove 110, the limiting column 313 will be popped into the circular groove 110 by the third spring 234 in the slot 311 for installation.

[0030] In the description of the present specification, the description referring to the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] The preferred embodiments of the above disclosed application are only used to help explain the application. The preferred embodiments do not describe all the details, nor limit the application to the specific embodiments described. Obviously, according to the content of the present specification, many modifications and changes can be made. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and their entire scope and equivalents.

Claims

1. A new type of watch back cover, comprising a watch case (1) and a rotating rod (31), characterized in that: The watch shell (1) is provided with a back cover groove (101), the back surface of the watch shell (1) is provided with a back cover body (2), the top surface of the back cover groove (101) is symmetrically provided with two groups of first insertion grooves (12) on the left and right sides, the top surface of the back cover groove (101) is symmetrically provided with two groups of sliding grooves (13) on the upper and lower sides, a clamping groove (131) is formed in one side of the inner wall of the two groups of sliding grooves (13), a second insertion groove (121) is formed in one side of the inner wall of the two groups of first insertion grooves (12), a movable groove (122) is formed in one side of the inner wall of the second insertion groove (121), a press rod (123) is inserted into one side of the inner wall of the movable groove (122), a second spring (124) is sleeved on one end of the press rod (123), a partition plate is arranged on one end of the press rod (123), and a sealing groove (14) is formed in the back surface of the watch shell (1).

2. A new watch back cover according to claim 1, characterized in that, The top surface of the back cover body (2) is symmetrically provided with a fixed block (22) on the upper and lower sides, one side of the fixed block (22) is provided with an insertion block (221), the left and right sides of the back cover body (2) are symmetrically provided with a connecting block (23), one side of the connecting block (23) is provided with a limiting block (231), a limiting groove (232) is formed in one side of the limiting block (231), a third spring (234) is arranged on one side of the inner wall of the limiting groove (232), a clamping block (233) is arranged on the free end of the third spring (234), and a sealing ring (21) is arranged on the top surface of the back cover body (2).

3. A new watch back cover according to claim 1, characterized in that, The peripheral surface of the watch shell (1) is symmetrically provided with two groups of mounting grooves (11), a circular groove (110) is formed in the opposite surfaces of the inner wall of the two groups of mounting grooves (11), a push rod (112) is inserted into one side of the inner wall of the circular groove (110), a first spring (111) is sleeved on one end of the push rod (112), a push plate is arranged on one end of the push rod (112), the opposite surfaces of the rotating rod (31) are provided with a slot (311), a fourth spring (312) is arranged on one side of the inner wall of the slot (311), a limiting column (313) is arranged on the free end of the fourth spring (312), and the sealing groove (14) is adapted in shape and size to the sealing ring (21).

4. A new watch back cover according to claim 2, characterized in that, The insertion block (221) is adapted in shape and size to the sliding groove (13), the insertion block (221) is adapted in shape and size to the clamping groove (131), the connecting block (23) is a "T" type structure, the limiting block (231) is adapted in shape and size to the second insertion groove (121), the position of the limiting groove (232) is adapted to the position of the movable groove (122), the clamping block (233) is a trapezoidal structure, the clamping block (233) is adapted in shape and size to the movable groove (122), one side of the second spring (124) is fixedly connected with the partition plate, and the other end of the second spring (124) is fixedly connected with one side of the inner wall of the movable groove (122).

5. A novel watch back cover as claimed in claim 3, wherein, The first spring (111) is fixedly connected with one side of the push plate, and the other end of the first spring (111) is fixedly connected with one side of the inner wall of the circular groove (110), the shape and size of the circular groove (110) are adapted to the notch (311), the shape and size of the limiting column (313) are adapted to the circular groove (110), the rotating rod (31) is matched with the mounting groove (11) clamping seat, and the rotating rod (31) is sleeved with the watch strap (3) on the side surface.

6. A novel watch back cover as claimed in claim 4, wherein, The plug-in block (221) is matched with the sliding groove (13), the connecting block (23) is matched with the second plug-in groove (121), and the rear cover body (2) is matched with the watch shell (1).

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