CN219742027U

CN219742027U - Mechanical watch watchband connection structure

Info

Publication number: CN219742027U
Application number: CN202321272436.7U
Authority: CN
Inventors: 罗茂昌; 韦先榕; 李海英
Original assignee: Shenzhen Deying Timepiece Industry Co ltd
Current assignee: Shenzhen Deying Timepiece Industry Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-09-26
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses a connecting structure of a mechanical watch strap, which relates to the technical field of watch accessories and comprises a first strap plate and a second strap plate, wherein the two second strap plates are fixedly matched through a fixing rod, the first strap plate is formed by connecting an upper plate and a lower plate in a matched manner, a first mounting groove is formed in the upper plate, a cover plate is hinged in the first mounting groove, four first connecting rods are arranged between the upper plate and the lower plate in a sliding manner, a spring is arranged between the first notch and the second connecting rod, a positioning groove is formed in the first notch, a pressing plate is arranged in the positioning groove, and two inclined surfaces of the positioning groove are respectively in sliding fit with the corresponding second connecting rods. Most parts of the utility model are positioned in the first band plate, and the second mounting hole communicated with the outside of the first band plate is blocked by the cover plate, so that the condition that the current ear-growing rod is blocked and rusted and the rust of the ear-growing rod is caused is effectively prevented, and the durability of the utility model is improved.

Description

Mechanical watch watchband connection structure

Technical Field

The utility model relates to the technical field of watch accessories, in particular to a connecting structure of a mechanical watch strap.

Background

The watchband is generally formed by hinging a plurality of hinged first band plates and second band plates through ear producing rods, ear holes for installing the ear producing rods are formed in the first band plates and the second band plates, the ear producing rods are connecting steel bars for fixing the watchband and a watch dial, the ear producing rods are generally formed by four parts, two head-head spaces are provided with ear producing heads, the round is straight-through, and a spring is arranged in the middle of the ear producing heads. The whole raw ear can be shortened by pressing the two heads of the hand, and the installation is convenient.

However, when the current ear-growing rod is installed in a through ear hole, the situation that the ear-growing head is blocked by the spring rust or dust occurs after the current ear-growing rod is used for a period of time, so that the situation that the watchband cannot be lengthened or shortened due to incapability of shortening the ear-growing rod is caused, and the watchband is damaged due to violent disassembly.

Disclosure of Invention

In order to solve the problem that the ear-growing rod is easy to rust in the background technology, the utility model aims to provide a connecting structure of a mechanical watch band.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mechanical watch watchband connection structure, includes first band plate and second band plate, two through dead lever fixed fit between the second band plate, first band plate is connected by upper plate and hypoplastron cooperation and is constituteed, first mounting groove has been seted up on the upper plate, hinge mount has the apron in the first mounting groove, sliding fit installs four head rods between upper plate and the hypoplastron, first notch has been seted up on the hypoplastron, the one end of head rod extends to in the first notch, is located same one side the head rod passes through second connecting rod fixed connection, the second connecting rod is located first notch and rather than sliding fit, install the spring between first notch and the second connecting rod, the constant head tank has been seted up in the first notch, be equipped with the clamp plate in the constant head tank, the clamp plate is located between two second connecting rods, the longitudinal section of clamp plate is the trapezoid of inversion, two inclined planes of constant head tank respectively with corresponding second connecting rod sliding fit, the upper end of clamp plate is located the depression bar, the upper end of clamp plate is equipped with the second depression bar, second mounting hole has been seted up with the second depression bar.

Preferably, the four first connecting rods are arranged in a pair of opposite directions, and the second band plate is provided with two symmetrically arranged positioning holes.

Preferably, each first connecting rod is arranged in a sliding fit with a corresponding positioning hole.

Preferably, the spring is located between two respective first connecting rods.

Preferably, the spring is disposed parallel to the axis of the first connecting rod.

Preferably, the second mounting hole is a stepped hole.

Preferably, a top plate is fixedly arranged at the upper end of the compression bar, the upper side of the top plate is an arc surface, and the top plate is matched with the second mounting hole.

Preferably, a first mounting hole is formed in the cover plate, a screw is arranged in the first mounting hole, a threaded hole is formed in the first mounting groove, and the screw penetrates through the first mounting hole and is in threaded fit with the threaded hole.

Compared with the prior art, the utility model has the following beneficial effects:

1. most parts of the utility model are positioned in the first belt plate, and the second mounting hole communicated with the outside of the first belt plate is blocked by the cover plate, so that the situation that the current ear-producing rod is rusted due to the blocking and rusting of the ear-producing rod is effectively prevented, the durability of the utility model is improved, the upper end of the top plate is arc-shaped, the top plate can be conveniently pressed by the pressing plate, and the abrasion between the pressing plate and the top plate can be reduced.

2. When the length of the watch chain needs to be increased, a new first band plate and two second band plates are placed at the positions to be installed, screws at the installation positions are detached, the pressing plate is lifted to enable the pressing plate to ascend, then the first connecting rod moves towards the positions of the second notch and is separated from the corresponding positioning holes, the corresponding first band plate and the corresponding second band plate are placed at the pre-installation positions, the pressing plate is pressed to enable the pressing plate to descend, and then the first connecting rod moves towards the positions of the corresponding positioning holes and is matched with the corresponding positioning holes, so that the watch chain is increased.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

Fig. 1 is a schematic view of the basic structure of a connecting structure of a mechanical watch band of the present utility model.

Fig. 2 is an exploded view of fig. 1 showing a mechanical watch band attachment structure of the present utility model.

Fig. 3 is a schematic view showing the installation position of the pressing plate of the watch band connection structure of the mechanical watch.

Fig. 4 is a schematic view showing the basic structure of the upper plate of the watch band attachment structure of the present utility model.

In the figure: 101. a first band plate; 1011. an upper plate; 1011. a lower plate; 102. a second band plate; 103. a first mounting groove; 104. a pressing plate; 105. a threaded hole; 106. a mounting hole; 107. a screw; 108. a second mounting groove; 109. a compression bar; 110. a top plate; 111. a first connecting rod; 112. positioning holes; 113. a fixed rod; 114. a second connecting rod; 115. a spring; 116. a pressing plate; 117. a positioning groove; 118. a first notch; 119. a second notch.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the device comprises a first band plate 101 and a second band plate 102, the two second band plates 102 are fixedly matched through a fixing rod 113, the first band plate 101 is formed by connecting an upper plate 1011 with a lower plate 1012 in a matched manner, a first installation groove 103 is formed in the upper plate 1011, a cover plate 104 is hinged in the first installation groove 103, four first connecting rods 111 are slidably matched between the upper plate 1011 and the lower plate 1012, a first notch 118 is formed in the lower plate 1012, one end of each first connecting rod 111 extends into the first notch 118, the first connecting rods 111 on the same side are fixedly connected through a second connecting rod 114, the second connecting rods 114 are located in the first notch 118 and are slidably matched with the first connecting rods 118, a spring 115 is installed between the first notch 118 and the second connecting rods 114, a positioning groove 117 is formed in the first notch 118, a pressing plate 116 is arranged in the positioning groove 117, the pressing plate 116 is located between the two second connecting rods 114, the longitudinal section of the pressing plate 116 is in an inverted trapezoid shape, two inclined surfaces of the positioning groove 117 are slidably matched with the corresponding second connecting rods 114 respectively, the upper end of the pressing plate 116 is located at 109, the second installation holes 109 are slidably matched with the pressing plates, and the two opposite baffle plates are arranged in the two positioning grooves.

The four first connecting rods 111 are arranged in a pairwise opposite manner, two symmetrically arranged positioning holes 112 are formed in the second band plate 102, each first connecting rod 111 is arranged in a sliding fit with the corresponding positioning hole 112, one end, close to the corresponding positioning hole 112, of each first connecting rod 111 is an arc head, and the first connecting rods 111 are conveniently in plug-in fit with the positioning holes 112.

The springs 115 are located between the two corresponding first connecting rods 111, the springs 115 are parallel to the axes of the first connecting rods 111, the springs 115 are responsible for the resetting operation of the first connecting rods 111, when the first connecting rods 111 are pressed by the pressing plates 116, the first connecting rods 111 move towards the corresponding positioning holes 112, and when the pressing plates 116 lose the pressing effect on the first connecting rods 111, the springs 115 force the first connecting rods 111 to be separated from the corresponding positioning holes 112, so that the pressing rods 109 are pressed to move upwards.

The second mounting hole 108 is a stepped hole, the stepped hole can facilitate the pressure lever 109 to pass through and enable the top plate 110 to be matched in the stepped hole, the top plate 110 is fixedly arranged at the upper end of the pressure lever 109, the upper side of the top plate 110 is an arc surface, and the top plate 110 is matched with the second mounting hole 108.

The cover plate 104 is provided with a first mounting hole 106, a screw 107 is arranged in the first mounting hole 106, a threaded hole 105 is arranged in the first mounting groove 103, the screw 107 penetrates through the first mounting hole 106 and is in threaded fit with the threaded hole 105, the inner side of the cover plate 104 is provided with a sealing ring, and one side provided with the cover plate 104 is close to the wrist to be worn.

It should be noted that most parts of the utility model are located inside the first band plate 101, then the second mounting hole 108 communicated with the outside of the first band plate 101 is blocked by the cover plate 104, so that the situation that the ear-producing rod is rusted due to the blockage and rusting of the ear-producing rod in the prior art is effectively prevented, the durability of the utility model is increased, the upper end of the top plate 110 is arc-shaped, the top plate 110 can be conveniently pressed by the pressure plate 116, the abrasion between the pressure plate 116 and the top plate 110 can be reduced, when the length of a watch chain needs to be increased, a new first band plate 101 and two second band plates 102 are placed at positions to be mounted, the screw 107 at the mounting positions is removed, the pressure plate 116 is lifted up to enable the pressure plate 116 to be lifted up, then the first connecting rod 111 moves towards the positions of the second band plates and is separated from the corresponding positioning holes 112, the pressure plate 116 is placed at the pre-mounting positions, the pressure plate 116 is pressed down to enable the positions of the first connecting hole 112 to move towards the positions of the corresponding positioning holes 112 and be matched with the pressure plate, and the first band plate 116 is lifted up when the length of the watch chain needs to be increased, and the screw 107 needs to be lifted up to enable the first band plate 116 to be lifted up to be moved towards the positions of the corresponding band plates to be lifted up from the corresponding positions of the corresponding positions to be lifted up from the corresponding positions of the first band plates 112.

In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A mechanical watch band attachment structure comprising a first band plate (101) and a second band plate (102), characterized in that: the two second band plates (102) are fixedly matched through a fixing rod (113), the first band plate (101) is formed by connecting an upper plate (1011) with a lower plate (1012) in a matched manner, a first mounting groove (103) is formed in the upper plate (1011), a cover plate (104) is hinged in the first mounting groove (103), four first connecting rods (111) are arranged between the upper plate (1011) and the lower plate (1012) in a sliding fit manner, a first notch (118) is formed in the lower plate (1012), one end of each first connecting rod (111) extends into the corresponding first notch (118), the first connecting rods (111) on the same side are fixedly connected through a second connecting rod (114), the second connecting rods (114) are located in the first notch (118) and are in sliding fit with the first connecting rods (114), a positioning groove (117) is formed in the first notch (118), a pressing plate (117) is arranged in the positioning groove (117), one end of each pressing plate (111) extends into the first notch (118), the first connecting rods (111) are located between the two pressing plates (116) in an inverted-shaped manner, the two pressing plates (116) are located between the two opposite inclined planes (116) and are respectively matched with the two inclined planes (116), the cover plate (104) is provided with a second mounting hole (108), and the pressing rod (109) is in sliding fit with the second mounting hole (108).

2. The mechanical watch band attachment structure of claim 1, wherein: the four first connecting rods (111) are arranged in a pairwise opposite mode, and two symmetrically arranged positioning holes (112) are formed in the second band plate (102).

3. The mechanical watch band attachment structure of claim 1, wherein: each first connecting rod (111) is arranged in a sliding fit with a corresponding positioning hole (112).

4. The mechanical watch band attachment structure of claim 1, wherein: the springs (115) are located between two respective first connecting rods (111).

5. The mechanical watch band attachment structure of claim 1, wherein: the spring (115) is arranged parallel to the axis of the first connecting rod (111).

6. The mechanical watch band attachment structure of claim 1, wherein: the second mounting hole (108) is a stepped hole.

7. The mechanical watch band attachment structure of claim 1, wherein: the upper end of the pressure rod (109) is fixedly provided with a top plate (110), the upper side of the top plate (110) is an arc surface, and the top plate (110) is matched with the second mounting hole (108).

8. The mechanical watch band attachment structure of claim 1, wherein: the cover plate (104) is provided with a first mounting hole (106), a screw (107) is arranged in the first mounting hole (106), the first mounting groove (103) is internally provided with a threaded hole (105), and the screw (107) penetrates through the first mounting hole (106) and is in threaded fit with the threaded hole (105).