CN2488099Y - Fastening device - Google Patents

Abstract

The utility model discloses a buckle device, its main characterized in that is through the card system mode and the buckle direction that change buckle subassembly, and originally not integrative trip body and touch-control piece make through integrated into one piece in with well-known buckle device, and reach the efficiency that reduces the part number, reduces mould cost, easily equipment. Just the utility model discloses need not wear to establish the spout of big width at the back lid lateral edge of casing, only need wear to establish the less spout of width just can the firm location of buckle device is covered after, not only convenient equipment, and further reduction equipment space, and then dwindles the use the size of buckle device's product.

Description

Buckle device

The utility model relates to a buckle device, in particular to a buckle device with few parts, low manufacturing cost and short assembly time.

With the development of science and technology and the improvement of manufacturing technology, almost every product needs to reduce the volume as much as possible while requiring functions and good quality, so that it can be moved or carried easily, especially for notebook computers. In order to meet the needs of most customers, manufacturers have used various methods to reduce its size. However, most of the methods used at present are to invest a lot of manpower and material resources to study how to make the electronic components in the notebook computer smaller in size, function unchanged, or even increase functions. If this method is successful, it may be able to achieve the goal, but all The time, manpower and material resources spent are quite high.

Please refer to FIG. 1 , the housings of most notebook computers 1 are almost all formed by pivoting a display housing 11 and a host housing 13 , and the display housing 11 has a front cover 111 and a rear cover 113, the front cover 111 and the rear cover 113 are wrapped with a liquid crystal display 115, and two buckles are provided on the side edge of the display housing 11 away from the pivot joint between it and the host housing 13 Components 2, and a locking slot 131 is recessed at the position of the host housing 13 corresponding to the two buckling components 2 respectively. When the display case 11 and the main body case 13 are covered together, the two buckle components 2 are engaged with their corresponding locking grooves 131 to lock each other, so that the notebook computer 1 is locked. combined state. The notebook computer 1 shown in Fig. 1 has two buckle components 2 and two corresponding clamping grooves 131. In other designs, only one buckle component 2 and one Corresponding locking slot 131.

As shown in FIG. 2 and FIG. 3 , the two buckle components 2 respectively have a hook body 21 , a touch element 23 and a spring 25 . The hook body 21 has a roughly rectangular shape, and a long slot 211 is pierced in its central part. A positioning rod 213 protrudes from both shorter sides of the hook body 21, and the spring 25 is sleeved therein. on a positioning rod 213; and a hook 215 is provided on one of the two longer sides of the hook body 21, and the hook 215 is used to cooperate with its corresponding locking groove 131 and mutually buckle; the touch member 23 has a locking surface 231 and a touch surface relative to the locking surface 231, and four mutually symmetrical locking tenons 234 are arranged on the locking surface 231, so The directions of the tenon 234 are all facing outward, and the touch surface is used for the user to move the hook body 21 .

In addition, the rear cover 113 of the display housing 11 corresponding to the two buckle bodies is also properly designed, and a limit block 114 is provided at the rear cover 113 corresponding to each of the positioning rods 213. Perforations 116 are perforated on the limiting blocks 114, and the perforations 116 are just enough for the corresponding positioning rods 213 to penetrate, and a elongated channel 211 corresponding to the hook body 21 is perforated on the rear cover 113. The elongated chute 118, the length of the elongated chute 118 is greater than the length of the elongated channel 211, and the front cover 111 of the display housing 11 corresponds to the hook 215 of the two buckle components 2 A perforation 112 is respectively perforated, and the perforation 112 is used for the hook 215 to pass through and allow the hook 215 to slide in the through hole 112 .

If only one group of buckle components 2 is used, the known example is to put the spring 25 on one of the positioning rods 213 on both sides of the hook body 21 when assembling, and then respectively penetrate the two positioning rods 213 into the corresponding into the perforation 116 of the limiting block 114, and align the elongated channel 211 of the hook body 21 with the elongated chute 118, and then make the four tenons on the locking surface 231 of the touch member 23 234 passes through the elongated chute 118 and is clamped on the elongated channel 211, thereby positioning the hook body 21 and enabling it to move back and forth along the axial direction of the positioning rod 213 under the control of the touch member 23 move. Then, cover the front cover 111 corresponding to the rear cover 113 , and make the hook 215 of the hook body 21 pass through the through hole 112 of the front cover 111 . Therefore, the width of the elongated chute 118 must be able to accommodate two latches 234 to pass through; direction movement, the hook 215 of the hook body 21 and the locking groove 131 of the main body casing 13 can be released from each other, and the display casing 11 is pivoted open relative to the main body casing 13; and when the user When the notebook computer 1 is to be closed, the display case 11 is directly pivoted so that it is closed toward the main body case 13, and the sliding design of each hook 215 and its corresponding locking groove 131 is utilized. So that the hook can be easily inserted into the locking groove 131 .

However, the known buckle assembly 2 has a large number of parts, because almost every additional part in manufacturing must design an additional mold for production, and if there are many parts, the time required for the assembly process must also increase; in addition, due to the notebook type The computer 1 is required to be smaller and thinner in size, and the internal space of the main body casing 13 or the display casing 11 is also reduced accordingly. As far as the aforementioned known notebook computers are concerned, when the display casing 11 The inner space of the interior space is getting smaller and smaller, and its front and rear covers 111, 113 must also be manufactured with a thinner size. Elongated chute 118 is just more difficult.

The main purpose of the utility model is to provide a buckle device with few parts and convenient assembly.

Another object of the present invention is to reduce the manufacturing cost and assembly time of the buckle device.

Another purpose of the present invention is to reduce the overall size of the notebook computer and make it thinner.

In order to achieve the above object, a buckle device provided by the utility model includes a first shell, a second shell and a buckle for fastening the first shell and the second shell together. Buckle assembly, the first housing is composed of a front cover and a back cover, the buckle assembly is installed on the back cover, the buckle assembly includes an elastic element, wherein:

The buckle assembly also includes a hook body, the hook body has a locking surface, a hook surface adjacent to the locking surface, a hook surface opposite to the locking surface and connected to the buckle The touch surface adjacent to the hook surface has at least one tenon on the locking surface, a hook extending on the hook surface, and a first positioning rod extending from one end of the hook body;

The elastic element is sleeved on the first positioning rod;

An erection plate is provided on the rear cover of the first housing, and an accommodating groove is formed between the erection plate and the side edge of the rear cover, and the hook body bridges over the first On the side edge of the rear cover of the housing, and the clamping surface falls into the accommodating groove, and one end of the accommodating groove is provided with a baffle plate, and the baffle plate has a guide groove , when the hook body straddles the side edge of the first casing rear cover, the first positioning rod is located on the guide groove and sleeved on the first positioning rod The elastic element on the top is interposed between the baffle plate and the hook body;

Corresponding to the tenon on the erection plate, there is a chute for the tenon buckle to fix the hook body stably and allow the hook body to slide on the side edge .

Since the utility model changes the clamping method and the buckling direction of the buckle device, the previously known buckle device and the touch element are not integrated into one, thereby reducing the number of parts and further reducing the number of parts. The number of molds reduces the manufacturing cost of molds, and the entire assembly process can be greatly simplified and easy to assemble; in addition, it is not necessary to drill a large-width slide slot on the side edge of the rear cover of the housing when installing the buckle assembly , and the buckle component can be firmly positioned on the back cover only by passing through the chute with a small width, which not only facilitates assembly, but also further reduces the assembly space required by the buckle component, thereby reducing the size of the product.

A preferred embodiment is exemplified below and the utility model is described in detail in conjunction with the accompanying drawings. in:

Fig. 1 is a three-dimensional schematic diagram of a notebook computer, wherein the display case and the main body case are in an open state;

Fig. 2 is a three-dimensional exploded schematic diagram of a known buckle device, in which only part of the display housing is drawn;

Fig. 3 is a schematic cross-sectional view of a known buckle device assembled;

Fig. 4 is a three-dimensional exploded schematic diagram of a preferred embodiment provided by the utility model, in which only part of the display housing is drawn;

Fig. 5 is a schematic cross-sectional view of a preferred embodiment provided by the present invention after assembly.

Please refer to Fig. 4 and Fig. 5, in a preferred embodiment of the present invention, the buckle assembly includes a hook body 5 and an elastic element 7; the hook body 5 has a locking surface 51, a The buckle surface 53 adjacent to the clamping surface 51, and a touch surface 55 adjacent to the clamping surface 51 and adjacent to the buckle surface 53, make the cross section of the hook body slightly in the shape of "冂" , on the locking surface 51 are provided with two tenons 511, the two tenons 511 are integrated when the hook body 5 is formed, and the hook portion 513 faces outward, and the hook surface 53 There is a hook 531 extending vertically, the free end of the hook 531 has a hook portion 533, and the touch surface 55 is used for user touch control, and its surface area is larger than the locking surface 51 and the hook surface 53 , and is slightly elliptical. In addition, a cylindrical first positioning rod 57 extends from one end of the hook body 5 relative to the hook portion 533 of the hook 531, and a cylindrical first positioning rod 57 extends from the other end. Two positioning rods 58; the elastic element 7 is a spring in this embodiment, which can be sleeved on the first positioning rod 57; the assembly and operation of the hook body 5, and the function of the elastic element 7 It will be described later.

In this embodiment, a notebook computer is taken as an example, and the first casing is the display casing of the notebook computer, and the second casing is the host casing of the notebook computer, and the buckle assembly is assembled The notebook computer must have a design that cooperates with each other, so an erection plate 42 is provided at the place where the buckle assembly is installed on the back cover 41 of its display case, and the erection plate 42 is parallel to the back cover 41 of the display case. and the side edge 43 forms a receiving groove 44, and the hook body 5 straddles the side edge 43 of the rear cover 41 of the display case through its cross-section slightly in the shape of "冂". and make the clamping surface 51 of the hook body 5 fall into the accommodating groove 44, and the end of the accommodating groove 44 corresponding to the first positioning rod 57 is formed with a baffle plate 45, and the baffle plate 45 is recessed There is a guide groove 451, when the hook body 5 straddles the side edge 43 of the rear cover 41 of the display case, the first positioning rod 57 of the hook body 5 is just placed in the guide groove 451 , and the elastic element 7 sleeved on the first positioning rod 57 is interposed between the blocking plate 45 and the hook body 5 . The second positioning rod 58 of the hook body 5 is formed by extending from one end of the accommodating groove 44 opposite to the baffle plate 45 , and the second positioning rod 58 is interposed between the side edge 43 and the erecting plate 42 It is used to assist the movement of the hook body 5; in addition, a slide groove 421 is respectively pierced on the erecting plate 42 corresponding to the two tenons 511 on the clamping surface 51 of the hook body 5, and the slide grooves 421 The width is just enough to accommodate the hook portion 513 of a tenon 511 to be buckled in. After the hook portion 513 of the tenon 511 is buckled into the slide groove 421 , the hook body 5 can be stably positioned.

This embodiment is very easy to assemble, just put the elastic element 7 on the first positioning rod 57 first, and then bridge the hook body 5 on the side edge 43 of the rear cover 41 of the display case At the same time, the hook parts 513 of the two tenons 511 are buckled into their corresponding slide grooves 421 respectively, so that the hook body 5 can be firmly positioned on the rear cover 41, and then the front cover 47 of the display housing and the rear cover 41 Cover each other so that the hook 531 passes through the through hole 471 of the front cover 47 .

The user only needs to move the touch surface 55 to the direction of compressing the elastic element 7 by hand to achieve the goal, and when the user moves the touch surface 55 to the direction of compressing the elastic element 7, the hook body 5 bridges over the side edge 43 and slides, and the hooks 513 of the two tenons 511 slide in the corresponding slide grooves 421 respectively. Therefore, the length of the receiving groove 44 must be larger than the hook body 5 The length of the clamping surface 51, and the length of the chute 421 must be greater than the length of the hook portion 513 of the tenon 511, and the elastic element 7 is used to push the hook body 5 to make the hook 531 has a holding force towards the second positioning bar 58, thereby firmly holding the display casing of the notebook computer and the main body casing, but this application is understood by those familiar with the art. I won't explain more here.

To sum up, the utility model can really change the buckling method and the buckling direction of the buckle device of the notebook computer through the above-mentioned structural design, and integrally form the above-mentioned parts that are not originally integrated, so that Reduce the number of parts, thereby reducing the number of moulds, reducing the manufacturing cost of the mould, and the entire assembly process can be greatly simplified and easy to assemble; in addition, the utility model is not only smaller than the known space requirements, but also more The overall size of the notebook computer can be further reduced. Moreover, through the structure disclosed above, the expected purpose and effect that the utility model can achieve can be explained and proved, and it has not been published or used publicly before the application, which meets the conditions of novelty and creativity of the new patent.

The drawings and descriptions disclosed above are only preferred embodiments of the present utility model, and are not used to limit the scope of protection of the present utility model. Those skilled in the art who are familiar with this technology can apply the design concept of the present utility model All other equivalent changes or modifications should be within the protection scope of the present utility model.

Claims (9)

1. A buckle device, comprising a first housing, a second housing and a buckle assembly for fastening the first housing and the second housing together, the first housing It is composed of a front cover and a rear cover, the snap assembly is installed on the rear cover, the snap assembly includes an elastic element, and it is characterized in that: The buckle assembly also includes a hook body, the hook body has a locking surface, a hook surface adjacent to the locking surface, a hook surface opposite to the locking surface and connected to the buckle The touch surface adjacent to the hook surface has at least one tenon on the locking surface, a hook extending on the hook surface, and a first positioning rod extending from one end of the hook body; The elastic element is sleeved on the first positioning rod; An erection plate is provided on the rear cover of the first housing, and an accommodating groove is formed between the erection plate and the side edge of the rear cover, and the hook body bridges over the first On the side edge of the rear cover of the housing, and the clamping surface falls into the accommodating groove, and one end of the accommodating groove is provided with a baffle plate, and the baffle plate has a guide groove , when the hook body straddles the side edge of the first casing rear cover, the first positioning rod is located on the guide groove and sleeved on the first positioning rod The elastic element on the top is interposed between the baffle plate and the hook body; Corresponding to the tenon on the erection plate, there is a chute for the tenon buckle to fix the hook body stably and allow the hook body to slide on the side edge . 2 . The buckle device according to claim 1 , wherein the cross section of the hook body is roughly in the shape of a "冂". 3. The buckle device according to claim 1, characterized in that: the locking surface is provided with two tenons integrally formed with the hook body, and the number of slide grooves on the erection plate is also two. 4. The buckle device according to claim 1, wherein the free end of the hook has a hook portion, and the first positioning rod is formed by the hook body relative to the hook portion. formed by extending one end of the 5. The buckle device according to claim 1 or 4, wherein the first positioning rod is cylindrical. 6. The buckle device according to claim 4, wherein a second positioning rod extends from an end of the hook body opposite to the first positioning rod. 7. The buckle device according to claim 6, wherein the second positioning rod is cylindrical. 8. The buckle device as claimed in claim 1, wherein the elastic element is a spring. 9 . The buckle device according to claim 6 , wherein when the hook body straddles the side edge of the rear cover, the second positioning rod is just interposed between the side edges. between the edge and the erection board.

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