Limiting type watch case structure

Abstract

The utility model discloses a limiting type watch case structure, which comprises an upper watch case, a lower watch case, a watchband buckle and an inner container, at least three plastic fasteners are fixedly attached to the inner wall of the watchband buckle, and a buckling groove is arranged on the outer wall of the inner container; at least one limiting hole is formed in the top of the watchband buckle, and a limiting convex column matched with the limiting hole in position is integrally formed on the bottom surface of the upper watchcase; a step-shaped clamping groove is formed in the upper part of the outer wall of the inner container; the inner wall of the upper meter shell is provided with a step-shaped clamping protrusion matched with the step-shaped clamping groove. The inner container is positioned on the inner surface of the watchband buckle, and is clamped into the abutting buckle groove through the plastic fastener for limiting; the watchband buckle is reasonable in structural arrangement, the watchband buckle and the inner container can be rapidly connected and limited through the plastic buckle, the installation position and the assembly precision of the upper watchcase are guaranteed by matching the limiting hole with the limiting convex column, the effectiveness and the stability of connection between the upper surface and the inner container are guaranteed by matching the step-shaped clamping position with the step-shaped clamping position protrusion, and the service life of the watchband buckle and the inner container is prolonged. And the applicability and the practicability are high.

Description

Technical Field

[0001] The utility model belongs to the technical field of watch cases, and in particular relates to a position-limiting watch case structure. Background Art

[0002] A watch is a common item worn on the wrist, which is generally composed of a case, a glass plate, an internal movement or electronic structure and hands. The watch case is not only related to the overall appearance of the watch, but also to the installation stability of the internal structure. Although a conventional watch case can meet the general usage requirements, after assembly, the movement is prone to slide down due to force, and it is difficult to ensure the stability of the installation position during assembly, which will affect the assembly efficiency and quality to a certain extent, and thus the applicability and practicality are limited. Utility Model Content

[0003] The utility model aims to provide a position-limiting watch case structure which has a reasonable structural arrangement and is conducive to improving assembly accuracy.

[0004] The technical solution to achieve the purpose of the utility model is a limited-position watch case structure, comprising an upper watch case, a lower watch case, a watch strap buckle and an inner liner, at least three plastic fasteners are attached to the inner wall of the watch strap buckle, and a buckle groove is provided on the outer wall of the inner liner;

[0005] The top of the strap buckle is provided with at least one limiting hole, and the bottom surface of the upper watch case is integrally formed with a limiting convex column that matches the position of the limiting hole;

[0006] The upper part of the outer wall of the inner container is provided with a stepped positioning groove;

[0007] The inner wall of the upper case is provided with a stepped locking protrusion matched with the stepped locking groove;

[0008] The inner liner is located on the inner surface of the strap buckle and is locked into the buckle groove by the plastic buckle to limit its position;

[0009] The upper watch case is connected to the top surface of the watch strap buckle, the limiting convex column is clamped into the limiting hole for limiting, and the stepped clamping protrusion is clamped into the stepped clamping groove;

[0010] The lower shell is connected to the bottom surface of the inner container through a sealing ring.

[0011] Further preferably, a mounting cavity is provided on the inner wall of the strap buckle, the plastic fastener is adhered to the inner wall of the mounting cavity, and the edge of the plastic fastener extends out of the inner surface of the strap buckle.

[0012] Further preferably, a sealing gasket is provided between the stepped locking groove and the stepped locking protrusion.

[0013] It is further preferred that: the inner liner and the strap buckle are provided with mounting holes for mounting a watch crown.

[0014] It is further preferred that: a glass-locking convex edge is provided on the upper part of the inner wall of the inner container;

[0015] A right-angled triangle limiting groove is also arranged on the inner wall of the inner container. The right-angled triangle limiting groove is located above the glass clamping convex edge, and the right-angled side of the right-angled triangle limiting groove is located at the top.

[0016] The utility model has positive effects: the structure of the utility model is reasonably set up, and the connection limit between the watch strap buckle and the inner liner can be quickly realized through the plastic fastener. At the same time, the installation position and assembly accuracy of the upper watch case can be guaranteed through the limiting hole and the limiting protrusion. At the same time, the effectiveness and stability of the connection between the upper surface and the inner liner can be guaranteed through the stepped locking position and the stepped locking protrusion. It has strong applicability and good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to make the content of the utility model easier to understand, the utility model is further described in detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the enlarged structure of point A in the utility model.

[0020] Figure numerals: upper watch case 1, lower watch case 2, strap buckle 3, liner 4, plastic fastener 5, buckle groove 6, limiting hole 7, limiting boss 8, stepped locking groove 9, stepped locking protrusion 10, installation cavity 11, sealing gasket 12, sealing ring 13, installation hole 14, glass locking convex edge 15, right-angled triangle limiting groove 16. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example

[0023] See Figure 1 to Figure 2As shown, a limited-position watch case structure comprises an upper watch case 1, a lower watch case 2, a watch strap buckle 3 and an inner liner 4, wherein at least three plastic fasteners 5 are attached to the inner wall of the watch strap buckle, and a buckle groove 6 is provided on the outer wall of the inner liner; during assembly, the inner liner can be connected by the plastic fasteners, which can not only improve the assembly efficiency, but also effectively prevent the movement from falling;

[0024] At the same time, in actual application, at least one limiting hole 7 is provided on the top of the strap buckle, and a limiting boss 8 matching the position of the limiting hole is integrally formed on the bottom surface of the upper watch case; during assembly, the limiting hole is matched with the limiting boss, which can not only ensure the accuracy of the installation position, but also ensure the stability of the installation of the strap buckle and the upper watch case.

[0025] Moreover, in actual application, a stepped locking groove 9 is provided on the upper portion of the outer wall of the inner liner; at the same time, a stepped locking protrusion 10 matching the stepped locking groove is provided on the inner wall of the upper case; through the above structure, the stability and reliability of the installation of the inner liner and the upper case can also be guaranteed, and the contact area of ​​the connection can also be improved. During installation, the inner liner is on the inner surface of the strap buckle, and is limited by the plastic fastener in the buckle groove; the upper case is connected to the top surface of the strap buckle, the limiting boss is limited by the limiting hole, and the stepped locking protrusion is inserted into the stepped locking groove; the lower case is connected to the bottom surface of the inner liner through a sealing ring 13.

[0026] In actual application, the inner wall of the strap buckle is provided with a mounting cavity 11, the plastic fastener is adhered to the inner wall of the mounting cavity, and the edge of the plastic fastener extends out of the inner surface of the strap buckle. The above structure can facilitate the installation and positioning of the plastic fastener, and will not affect the connection operation with the inner liner, which is highly practical.

[0027] In actual application, a sealing gasket 12 is provided between the stepped clamping groove and the stepped clamping protrusion. The connection sealing and waterproof performance can be improved. The inner liner and the watch strap buckle are provided with mounting holes 14 for mounting the watch crown. The watch crown can be mounted through the mounting holes.

[0028] In this embodiment, a glass-locking convex edge 15 is provided on the upper part of the inner wall of the inner liner; a right-angled triangle limiting groove 16 is also provided on the inner wall of the inner liner, and the right-angled triangle limiting groove is located above the glass-locking convex edge, and the right-angled side of the right-angled triangle limiting groove is at the top. In the embodiment, through the right-angled triangle limiting groove, a Teflon material is arranged on the edge of the glass when installing the glass, and the edge of the Teflon material is stuck in the right-angled triangle limiting groove, which can ensure the stability and reliability of the installation, prevent loosening or falling off, and can also improve the waterproof sealing, and has strong practicality.

[0029] The utility model has positive effects: the structure of the utility model is reasonably set up, and the connection limit between the watch strap buckle and the inner liner can be quickly realized through the plastic fastener. At the same time, the installation position and assembly accuracy of the upper watch case can be guaranteed through the limiting hole and the limiting protrusion. At the same time, the effectiveness and stability of the connection between the upper surface and the inner liner can be guaranteed through the stepped locking position and the stepped locking protrusion. It has strong applicability and good practicality.

[0030] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0031] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still belong to the protection scope of the present invention.

Claims

1. A limited-position watch case structure, comprising an upper watch case, a lower watch case, a watch strap buckle and an inner liner, characterized in that: At least three plastic fasteners are attached to the inner wall of the strap buckle, and a buckling groove is provided on the outer wall of the inner liner; The top of the strap buckle is provided with at least one limiting hole, and the bottom surface of the upper watch case is integrally formed with a limiting convex column that matches the position of the limiting hole; The upper part of the outer wall of the inner container is provided with a stepped positioning groove; The inner wall of the upper case is provided with a stepped locking protrusion matched with the stepped locking groove; The inner liner is located on the inner surface of the strap buckle and is locked into the buckle groove by the plastic buckle to limit its position; The upper watch case is connected to the top surface of the watch strap buckle, the limiting convex column is clamped into the limiting hole for limiting, and the stepped clamping protrusion is clamped into the stepped clamping groove; The lower shell is connected to the bottom surface of the inner container through a sealing ring.

2. A position-limiting watch case structure according to claim 1, characterized in that: The inner wall of the watchband buckle is provided with a mounting cavity, the plastic fastener is adhered to the inner wall of the mounting cavity, and the edge of the plastic fastener extends out of the inner surface of the watchband buckle.

3. A position-limiting watch case structure according to claim 2, characterized in that: A sealing gasket is arranged between the stepped locking groove and the stepped locking protrusion.

4. A position-limiting watch case structure according to claim 3, characterized in that: The inner liner and the strap buckle are provided with mounting holes for mounting the watch crown.

5. The position-limiting watch case structure according to claim 1, characterized in that: A glass-locking convex edge is provided on the upper part of the inner wall of the inner container; A right-angled triangle limiting groove is also arranged on the inner wall of the inner container. The right-angled triangle limiting groove is located above the glass clamping convex edge, and the right-angled side of the right-angled triangle limiting groove is located at the top.

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