CN211293629U

CN211293629U - Mechanical wristwatch easy and convenient to disassemble and assemble

Info

Publication number: CN211293629U
Application number: CN201921197725.9U
Authority: CN
Inventors: 李河坤
Original assignee: Zhangzhou Kanglijia Clock Co ltd
Current assignee: Zhangzhou Kanglijia Clock Co ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-08-18
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to the technical field of clock products, in particular to a mechanical wristwatch which is easy and convenient to assemble and disassemble; including wrist-watch body and watchband, the watchcase integrated into one piece of wrist-watch body has two sets of connecting ear spare, has all seted up the spliced eye on every group connecting ear spare's the opposite face, the link of watchband all wraps up the mounting of clearance fit between a set of connecting ear spare, the center department of mounting is equipped with the pivoted pivot, and the one end of pivot runs through out the mounting, is fixed with coaxial gear on the inner of pivot simultaneously, the both sides of gear all mesh has the rack, and rack sliding connection is on the inner wall of mounting, the one end of rack all with the mounting between be fixed with the spring, and the rack other end all runs through out in the through-hole that the mounting corresponds and offers, two the rack all pegs graft in the spliced eye that the connecting piece corresponds through the spring, the utility model discloses make the watchband dismouting more convenient to the operation is got up.

Description

Mechanical wristwatch easy and convenient to disassemble and assemble

Technical Field

The utility model relates to a clock and watch product technical field, concretely relates to simple and convenient mechanical watch of dismouting.

Background

A wristwatch, also called a wristwatch, is an instrument worn on a wrist for timing/displaying time, and the wristwatch is usually made of leather, rubber, nylon cloth, stainless steel, etc. to form a watchband, which is then fixed to both sides of a "watch head" displaying time, and then worn on the wrist by two watch straps.

However, the conventional watch band is usually wound around the connecting shaft of the watch body, and then the end of the watch band is fastened back to the watch band by the rivet to be fixed.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

To the above-mentioned shortcoming that prior art exists, the utility model provides a mechanical wrist-watch that the dismouting is simple and convenient can solve prior art's watchband and the fixed mode of wrist-watch body effectively and cause the dismantlement to take trouble, is unfavorable for the problem of changing the watchband.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a simple and convenient mechanical watch of dismouting, includes wrist-watch body and watchband, the watchcase integrated into one piece of wrist-watch body has two sets of connection ear spare, has all seted up the spliced eye on the opposite face of every group connection ear spare, the link of watchband all wraps up the mounting of clearance fit between a set of connection ear spare, and the mounting is the cavity casing, the center department of mounting is equipped with the pivoted pivot, and the one end of pivot runs through out the mounting, is fixed with coaxial gear on the inner of pivot simultaneously, the both sides of gear all mesh has the rack, and rack sliding connection is on the inner wall of mounting, be fixed with the spring between the one end of rack all and the mounting, and the rack other end all runs through out in the through-hole that the mounting corresponds and offers, two the rack all pegs graft in the spliced eye that connection ear spare corresponds through the spring.

Furthermore, a T-shaped rod is fixed on the rack and is in sliding fit with a T-shaped sliding groove formed in the inner wall of the fixing part, so that the moving of the rack is well guided, and the rack can conveniently move according to the preset direction.

Furthermore, the outer end of the rotating shaft is fixed with a knob, and the circumference of the outer wall of the knob is uniformly provided with protrusions, so that the friction force between the rotating shaft and the hand is increased, and the rotating shaft is convenient to rotate.

Furthermore, the outer end of the rack is hemispherical and has a smooth outer surface, so that the rack can be conveniently moved out of the through hole.

Furthermore, a limiting plate is fixed on the inner wall of the fixing piece, and the springs are arranged in the area surrounded by the limiting plate and the fixing piece, so that the movement of the springs is well limited.

Furthermore, the inner end of the rotating shaft is rotatably connected inside the fixing piece, and the rotating shaft is in clearance fit with the corresponding hole of the fixing piece, so that the friction force generated when the rotating shaft rotates is reduced.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

1. the utility model discloses a wrap up the watchband on the mounting to in pegging graft the spliced eye that the connecting piece corresponds respectively with two inside rack outer tip of mounting with the pivoted mode, thereby realize convenient installation watchband, make the dismouting more convenient, be favorable to changing the watchband, have practicality well.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic view of a first viewing angle structure of the wristwatch of the present invention;

fig. 2 is a schematic view of a second perspective structure of the wristwatch of the present invention;

fig. 3 is a schematic top view of the fixing member of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the T-shaped chute of the present invention;

FIG. 5 is a schematic view of the cross-sectional structure of the spring of the present invention;

the reference numerals in the drawings denote: 1-a watch body; 2-watchband; 3-connecting the ear piece; 301-a plug hole; 4-a fixing piece; 401-a via; 402-T type chute; 5-a rotating shaft; 6-gear; 7-a rack; 8-a spring; 9-T shaped bar; 10-knob; 11-limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Examples

The mechanical wristwatch of the embodiment is simple and convenient to mount and dismount, and refer to fig. 1-5: comprises a watch body 1 and a watchband 2, wherein the watch body of the watch body 1 is integrally formed with two groups of connecting ear pieces 3, the opposite surfaces of each group of connecting ear pieces 3 are respectively provided with an inserting hole 301, the connecting ends of the watchband 2 are respectively wrapped with a fixing piece 4 which is in clearance fit between the group of connecting ear pieces 3, the fixing member 4 is a hollow shell, a rotating shaft 5 is arranged at the center of the fixing member 4, one end of the rotating shaft 5 penetrates through the fixing member 4, meanwhile, a coaxial gear 6 is fixed on the inner end of the rotating shaft 5, racks 7 are meshed on both sides of the gear 6, and the rack 7 is connected on the inner wall of the fixed part 4 in a sliding way, a spring 8 is fixed between one end of the rack 7 and the fixed part 4, and the other end of the rack 7 penetrates through the through hole 401 correspondingly formed in the fixing part 4, and the two racks 7 are all inserted into the insertion holes 301 corresponding to the connecting ear parts 3 through the springs 8.

Wherein, be fixed with T type pole 9 on the rack 7, and T type pole 9 sliding fit is in the T type spout 402 that the inner wall of mounting 4 was seted up, the outer end of pivot 5 all is fixed with knob 10, and the outer wall circumference of knob 10 evenly is provided with the arch, the outer end of rack 7 is hemispherical, and has smooth surface, be fixed with limiting plate 11 on the inner wall of mounting 4, spring 8 all sets up in the region that limiting plate 11 and mounting 4 surrounded, the inner rotation of pivot 5 is connected in the inside of mounting 4, and the clearance fit of pivot 5 corresponds the trompil department that sets up at mounting 4.

When in use, in an initial state, the two springs 8 enable the outer ends of the racks 7 to extend out of the through holes 401 of the fixing pieces 4, when the watchband 2 is installed, the rotating shaft 5 is rotated clockwise through the knob 10 at the outer end of the rotating shaft 5 to drive the gear 6 to rotate synchronously, because the two racks 7 are meshed at the two sides of the gear 6, the two racks 7 move towards the inside of the fixing pieces 4 to displace oppositely, and simultaneously the springs 8 fixed between the inner ends of the racks 7 and the fixing pieces 4 are extruded to generate elastic restoring force until the outer ends of the racks 7 retract into the through holes 401 to keep the state, then the fixing pieces 4 extend into the connecting lug pieces 3 and correspondingly align the two through holes 401 of the fixing pieces 4 with the inserting holes on the connecting lug pieces 3, finally, the force applied on the knob 10 is gradually reduced, because of the elastic restoring force of the springs 8, the two, drive gear 6 and revolve, correspond to stretch into the spliced eye until the outer end of two racks 7, remove the external force of exerting on knob 10 again, this moment through spring 8 and rack 7 alright with on fixing watch body 1 with wrapping up watchband 2 on mounting 4, the installation is simple and convenient, dismantle simultaneously only need clockwise rotate once more knob 10 drive rack 7 shift out from in the spliced eye can, it is convenient to dismantle, be favorable to swiftly changing watchband 2, has good practicality.

In addition, the rack 7 is a cylinder, one side of the rack is provided with a tooth opening meshed with the gear 6, meanwhile, a T-shaped rod 9 is fixed on the rack 7, and the T-shaped rod 9 is in sliding fit in a T-shaped sliding groove 402 of the fixing part 4, so that the moving of the rack 7 is well guided; the springs 8 are limited in the area formed by the limiting plate 11 and the inner wall of the fixing piece 4, the compression direction of the springs 8 is well guided, and the springs 8 are transversely compressed; the outer end of the rack 7 is hemispherical, so that the rack can conveniently extend out of the through hole 401 of the fixing piece 4; the inner of pivot 5 rotates the inside of connecting at mounting 4, and the clearance fit of pivot 5 is in the corresponding trompil department that sets up of mounting 4, and clearance fit helps pivot 5 to rotate.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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 technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a simple and convenient mechanical watch of dismouting, includes watch body (1) and watchband (2), the watchcase integrated into one piece of watch body (1) has two sets of connection ear spare (3), its characterized in that: the opposite surfaces of each group of connecting ear pieces (3) are respectively provided with an inserting hole (301), the connecting ends of the watchbands (2) are respectively wrapped with a fixing piece (4) which is in clearance fit between the group of connecting ear pieces (3), the fixing piece (4) is a hollow shell, a rotating shaft (5) is arranged at the center of the fixing piece (4), one end of the rotating shaft (5) penetrates through the fixing piece (4), meanwhile, a coaxial gear (6) is fixed on the inner end of the rotating shaft (5), racks (7) are meshed on both sides of the gear (6), the rack (7) is connected on the inner wall of the fixing piece (4) in a sliding way, a spring (8) is fixed between one end of the rack (7) and the fixing piece (4), and the other end of the rack (7) penetrates through a through hole (401) which is correspondingly formed in the fixing piece (4), and the racks (7) are all inserted into the insertion holes (301) corresponding to the connecting ear pieces (3) through springs (8).

2. The mechanical wristwatch with simple and convenient assembly and disassembly as recited in claim 1, wherein a T-shaped rod (9) is fixed on the rack (7), and the T-shaped rod (9) is in sliding fit with a T-shaped sliding groove (402) formed in the inner wall of the fixing piece (4).

3. The mechanical wristwatch easy to disassemble and assemble as claimed in claim 1, wherein the knobs (10) are fixed to the outer ends of the rotating shafts (5), and the outer walls of the knobs (10) are provided with protrusions uniformly in the circumferential direction.

4. The mechanical wristwatch easy to disassemble and assemble as claimed in claim 1, wherein the outer ends of the racks (7) are hemispherical and have smooth outer surfaces.

5. The mechanical wrist watch easy to assemble and disassemble according to claim 1, wherein a limiting plate (11) is fixed on the inner wall of the fixing member (4), and the springs (8) are all arranged in the area enclosed by the limiting plate (11) and the fixing member (4).

6. The mechanical wristwatch with simple and convenient assembly and disassembly as recited in claim 1, wherein the inner end of the rotating shaft (5) is rotatably connected inside the fixing member (4), and the gap of the rotating shaft (5) is matched with the corresponding opening of the fixing member (4).