TWI589787B - Method for securing electronic device - Google Patents

Description

Electronic device locking method

The invention relates to a riveting type screw sleeve and a method for locking the electronic device by using the riveting type screw sleeve, in particular to a first plate member and a second plate member which are riveted to overlap each other in the housing. The riveted type screw sleeve of the screw type locking component locking electronic device and the locking method thereof.

With the evolution of technology, electronic products are becoming more and more widely used by people. However, as human living spaces become more and more crowded, in order to accommodate or install electronic products in a limited space, and to enhance the portability of electronic products, electronic products have also evolved toward a light and short direction. However, in a limited space of electronic products, it is often necessary to lock a plurality of electronic devices to the housing of an electronic product.

In practice, in order to suppress the electromagnetic interference phenomenon and enhance the ability of electronic products to withstand the impact of falling, the metal casing is mostly used, and a plurality of electronic devices are locked in the metal casing. Subject to processing cost or material characteristics, the metal casing is often manufactured by stamping it into an unfolded partially expanded panel, and then bending the unfolded partially expanded panel and then securing it. In order to save space and materials, and to maintain the integrity of the board, specific holes are usually opened to simultaneously secure the board and the locking electronics.

In the above background, please refer to the first figure and the second figure. The first figure shows that the first plate and the second plate of the housing are simultaneously fixed by one bolt, and the structure of the electronic device is further locked. The second diagram shows a partial cross-sectional view of the first image along the A-A perspective. As shown in the first and second figures, a casing PA100 includes one of the first plate member PA1 and the second plate member PA2, and the first plate member PA1 and the second plate member PA2 respectively have a first plate member PA2. A screw hole PA11 and a second screw hole PA21. An electronic device PA200 is provided with an electronic device screw hole PA201. A bolt PA3 is sequentially passed through and screwed to the first screw hole PA11, the second screw hole PA21 and the electronic device screw hole PA201, so that the bolt PA3 simultaneously fixes the first plate member PA1 and the second plate member of the housing PA100. The PA2 further locks the electronic device PA200 to the housing PA100.

However, since the thickness of the first plate member PA1 and the second plate member PA2 is limited, the length of the inner wall of the first screw hole PA11 and the second screw hole PA21 is limited, and the first screw hole PA11 and the second hole are caused. The number of threads in the screw hole PA21 is insufficient. As a result, the inner wall of the first screw hole PA11 and the second screw hole PA21 cannot provide sufficient strength to screw the bolt PA3, thereby causing a chipping phenomenon and the electronic device PA200 cannot be firmly locked to the casing PA100.

In view of the above problems, the inventor of the present invention believes that it is necessary to develop a locking structure and technology that can firmly connect the first plate member PA1 and the second plate member PA2 of the fixed casing PA100, and can complete the first After the fixed connection of the one plate member PA1 and the second plate member PA2, the sufficient locking strength electronic device PA200 is firmly locked to the casing PA100.

According to the prior art, in order to effectively solve the problem of insufficient strength due to insufficient number of screws, the present invention provides a riveted type screw sleeve for solving the problems of the prior art. One of the first plate member and the second plate member are superposed on each other in a housing. The first plate member and the second plate member respectively have one first riveting hole and one second riveting hole corresponding to each other. The riveted screw sleeve comprises an end riveting ring portion, a joint portion, a base riveting ring portion and an extension pipe portion. The connecting portion extends from the end riveting ring portion along a central axial direction. base The base riveting ring portion extends from the joint portion along the central axial direction and has a plurality of convex structures protruding outwardly, and the outer diameter of the base riveting ring portion is larger than the inner diameter of the first riveting hole. The extension pipe portion extends from the base riveting ring portion along the central axial direction.

After the end surface riveting ring portion sequentially passes through the first riveting hole and the second riveting hole, the riveting type screw sleeve structure is configured to rive the first plate member and the second plate member to the base riveting ring portion and the end surface riveting ring portion. between. The screw hole sequentially penetrates the end surface riveting ring portion, the joint portion, the base riveting ring portion and the extension tube portion, so that a screw type locking member passes through and is screwed into the screw hole, and an electronic device is locked to the housing. .

In addition to the basic necessary technical means described above, the present invention also provides the following derivative technical means to assist in solving the problems to be solved by the present invention. Preferably, the outer diameter of the joint portion is smaller than the outer diameter of the end face riveting ring portion, and the convex structures of the base riveting ring portion may be a plurality of tooth structures having outwardly radiating protrusions. The end riveting ring portion is provided with an end receiving groove for receiving a head end portion of a spiral locking component. A tapered opening is further formed at the second rivet hole of the second plate member, and the end rivet ring portion is deformed after riveting and partially filled into the tapered opening.

In addition, in terms of the material and its hardness, in order to enable the riveted type screw sleeve to smoothly rive the first plate member and the second plate member, and to provide sufficient strength for the spiral type locking member to pass through and screw into the screw hole. The first plate member, the second plate member and the riveted type screw sleeve may be composed of metal, and the hardness of the riveted type screw sleeve is smaller than the hardness of the first plate member and the second plate member. Preferably, the first plate member and the second plate member are composed of iron, and the riveted type screw sleeve may be composed of aluminum.

In order to effectively solve the problem of insufficient strength due to insufficient number of screw teeth, the present invention provides a method for locking the electronic device in order to solve the problems of the prior art, and uses the above-mentioned riveting type screw sleeve. After riveting the first plate member and the second plate member, the electronic device is locked to the casing via the riveted type screw sleeve by using the screw type locking component. In the locking method, the end riveting ring portion is sequentially passed through the first riveting hole and the second riveting hole. Then, using the first plate to press the base riveting ring portion, the convex structure is locally deformed to The first plate is limited. Then, a pressing force is applied to the end surface riveting ring portion to locally deform the end surface riveting ring portion to limit the second plate member, so that the first plate member and the second plate member are riveted to the base riveting ring portion and The end faces are riveted between the rings. Finally, a screw-type locking component is passed through and screwed into the screw hole, and then the electronic device is locked, so that the electronic device is locked to the casing.

In addition to the basic necessary technical means described above, the present invention also provides the following derivative technical means to assist in solving the problems to be solved by the present invention. Since the riveted type screw sleeve may be deformed by being squeezed after being riveted, the thread in the screw hole may also be locally deformed; therefore, preferably, after the riveting is completed, the locking screw type lock is completed. Before the solid component, the tapped hole is further tapped to improve the dimensional matching degree between the screw thread in the screw hole and the screw portion of the screw type locking component. In addition, the spiral locking component described above may be a screw, a bolt, a screw or other components that are screwed to the riveted screw sleeve and the electronic device.

Compared with the prior art described above, since the riveting type screw sleeve provided by the present invention has a basic riveting ring portion, a joint portion and an end surface riveting ring portion, the first plate member and the second plate member can be riveted to the base riveting portion. Between the ring portion and the end surface riveting ring portion, the mass flow deformation portion generated when the base riveting ring portion and the end surface riveting ring portion are deformed by caulking is filled into the joint portion, thereby making the related element connection relationship after the riveting more stable. At the same time, since the basic riveting ring portion has a plurality of convex structures protruding outward, the clamping and friction between the first plates can be increased after riveting, thereby further increasing the joint strength of the related components after riveting.

On the other hand, since the screw holes in the present invention are sequentially penetrated through the end face riveting ring portion, the joint portion, the base riveting ring portion, and the extension pipe portion, the length thereof is close to the end face riveting ring portion, the joint portion, the base riveting ring portion, and The total length of the extension tube portion in the central axial direction is much longer than the total length of the first screw hole and the second screw hole in the prior art. Undoubtedly, compared with the prior art, the screw holes in the present invention can provide more screw teeth to provide higher screwing strength, thereby greatly improving the stability of the locking electronic device.

The specific embodiments of the present invention will be further described by the following examples and drawings.

PA100‧‧‧shell

PA1‧‧‧ first board

PA11‧‧‧ first screw hole

PA2‧‧‧ second board

PA21‧‧‧Second screw hole

PA3‧‧‧ bolt

PA200‧‧‧Electronic device

PA201‧‧‧Electronic device screw hole

100‧‧‧shell

1‧‧‧ first board

11‧‧‧First riveted hole

2‧‧‧Second board

21‧‧‧Second riveting hole

211‧‧‧Conical opening

3‧‧‧Spiral locking elements

31‧‧‧ head end

32‧‧‧Threaded Department

4‧‧‧Riveted screw sleeve

41‧‧‧End face riveting ring

411‧‧‧End receiving groove

42‧‧‧Connecting Department

43‧‧‧Basic riveting ring

431‧‧‧ convex structure

431'‧‧‧The Department of Mass Flow and Deformation

431”‧‧‧Packing Department

44‧‧‧Extension tube

45‧‧‧ screw holes

200‧‧‧Electronic devices

201‧‧‧Electronic device screw hole

D1‧‧‧ center axis

The first figure shows a structural relationship between the first plate member and the second plate member for simultaneously fixing the housing by using a bolt, and further locking the electronic device; the second figure shows a partial cross-sectional view of the first figure along the AA angle of view; The third figure shows that one of the riveting type screw sleeves provided by the present invention can be used for riveting into a casing, and a screw type locking component is passed through and screwed, and then the screw type locking component is further screwed into one. One of the electronic devices has a screw hole of the electronic device; the fourth figure shows a partial structural cross-sectional view of the third panel in relation to the first plate member, the second plate member and the riveted type screw sleeve in the third figure; the fifth figure shows the use of the riveting Schematic diagram of the limitation of the first plate by the type of screw sleeve; the fifth figure shows a partial enlarged view of the area shown by the circle C in the fifth figure; the sixth figure shows that the second plate is used by the riveted type screw sleeve The schematic diagram of the limit position; and the seventh figure shows a schematic diagram of locking the electronic device with the screw type locking element after the riveting is completed.

The riveted type screw sleeve provided by the present invention and the method for locking the electronic device thereof can be applied to more securely lock various related electronic devices on the casing, and the combined embodiment thereof is also numerous. Therefore, it will not be repeated here, and only one of the preferred embodiments will be specifically described.

Referring to the third figure, it is shown that one of the riveted type screw sleeves provided by the present invention can be used for riveting to a casing, and a spiral type locking element is passed through and screwed, and then the spiral type locking element is further inserted. Screwed into an electronic device screw hole of an electronic device. As shown in the third figure, a casing 100 includes a first plate member 1 and a second plate member 2, and the first plate member 1 and the second plate member 2 are superposed on each other after being bent. The first plate member 1 and the second plate member 2 respectively have a first riveting hole 11 (shown in the fourth figure) and a second riveting hole 21 (shown in the fourth figure). An electronic device 200 is provided with an electronic device screw hole 201. In the preferred embodiment of the present invention, a riveted type screw sleeve 4 can be used to rive the first plate member 1 and the second plate member 2 of the housing 100 through a first riveting hole 11 and a second riveting hole 21 . Then, a screw-type locking component 3 is passed through and screwed, and the screw-type locking component 3 is further screwed to the electronic device screw hole 201 of the electronic device 200. The spiral locking component 3 can be a screw, a bolt, a screw or other components that are screwed to the riveted screw sleeve and the electronic device. When the screw type locking element 3 is a screw or a bolt, the end portion 31 and the thread portion 32 may be included.

Please refer to the fourth figure, which is a partial structural sectional view showing the first plate member, the second plate member and the riveting type screw sleeve along the B-B angle of view in the third figure. As shown in the fourth figure, a tapered opening 211 is further formed in the upper half of the second rivet hole 21 of the second plate member 2. The tapered opening 211 is an opening having a top inner diameter larger than the bottom inner diameter. The bottom inner diameter is the smallest inner diameter of the second rivet hole 21.

The rivet type screw sleeve 4 includes an end surface rivet ring portion 41, a joint portion 42, a base rivet ring portion 43, and an extension tube portion 44. The end surface caulking ring portion 41 is provided with one end receiving groove 411. The connecting portion 42 extends from the end surface caulking ring portion 41 in a central axial direction D1. Preferably, the outer diameter of the connecting portion 42 is smaller than the outer diameter of the end surface riveting ring portion 41. The base riveting ring portion 43 extends from the connecting portion 42 along the central axis D1 and has a plurality of convex structures 431 protruding outwardly (shown in the third figure). Preferably, the protruding structure 431 can be plural A toothed structure that radiates outwardly. At the same time, the outer diameter of the base riveting ring portion 43 is larger than the inner diameter of the first riveting hole 11. The extension tube portion 44 is from the base riveting ring portion 43 continues to extend along the central axis D1. A screw hole 45 is formed to sequentially penetrate the end surface caulking ring portion 41, the coupling portion 42, the base caulking ring portion 43, and the extension tube portion 44 along the central axis D1.

Please refer to the fifth figure and the fifth A picture. The fifth figure shows the schematic diagram of limiting the first plate by the riveted type screw sleeve; the fifth figure shows the partial enlargement of the area shown by the circle C in the fifth figure. Figure. As shown in FIG. 5 and FIG. 5A, when the first plate member 1 and the second plate member 2 are riveted by the riveting type screw sleeve 4, the end face riveting ring portion 41 must be sequentially passed through the first riveting hole 11 and The second riveting hole 21 is then pressed by the first plate member 1 to press the base riveting ring portion 43 to cause local deformation of the convex structure 431. When local deformation occurs, one of the convex structure 431 has a mass flow deformation portion 431'. A Mass Flow Deformation is formed, and a gap between the joint portion 42 and the first rivet hole is filled and formed to form a filler portion 431", thereby limiting the first plate member 1.

Please refer to the sixth figure, which is a schematic view showing the use of a riveted type screw sleeve to limit the second plate. As shown in the sixth figure, after the base rivet ring portion 43 is pressed by the first plate member 1, a pressing force can be continuously applied to the end face rivet ring portion 41, so that the end face rivet ring portion 41 is locally deformed. The end face riveting ring portion 41 partially fills the gap between the joint portion 42 and the first riveting hole, and fills the tapered opening 211 of the second riveting hole 21, thereby limiting the second plate member 2, and A plate member 1 and a second plate member 2 are riveted between the base riveting ring portion 43 and the end face riveting ring portion 41.

Please refer to the seventh figure, which shows a schematic diagram of locking the electronic device with a screw-type locking element after the riveting is completed. As shown in the seventh figure, after the riveting is completed, the threaded portion 32 of the screw-type locking component 3 can be passed through and screwed into the screw hole 45 of the riveted screw sleeve 4, and then screwed to the electronic device 200. The electronic device screw hole 201 (shown in the third figure) is used to lock the electronic device 200 to the housing 100. In order to maintain the flatness of the surface, the end portion 31 of the spiral locking element 3 can be received in the end receiving groove 411 of the end surface riveting ring portion 41 after the locking is completed. Since the riveted type screw sleeve 4 may be deformed by being squeezed after being riveted, the thread in the screw hole 45 may also be locally deformed; therefore, preferably, after the riveting is completed, the locking screw is completed. Type locking Before the component 3, the tapped hole 45 can be further tapped to improve the dimensional matching of the screw in the screw hole 45 and the threaded portion 32 of the screw-type locking component 3 (indicated in the third figure).

In addition, in terms of the material and its hardness, in order to enable the riveted type screw sleeve 4 to smoothly rive the first plate member 1 and the second plate member 2, and to provide sufficient strength for the screw type locking member 3 to pass through and be screwed to Screw hole 45. The first plate member 1, the second plate member 2 and the riveted type screw sleeve 4 may be composed of metal, and the hardness of the riveted type screw sleeve 4 is smaller than the hardness of the first plate member 1 and the second plate member 2. Preferably, the first plate member 1 and the second plate member 2 may be composed of iron, and the riveted type screw sleeve 4 may be composed of aluminum.

Compared with the prior art, since the riveted type screw sleeve 4 provided by the present invention has the end surface riveting ring portion 41, the joint portion 42 and the base riveting ring portion 43, the first plate member 1 and the second plate can be made. The plate member 2 is caulked between the base riveting ring portion 43 and the end surface caulking ring portion 41, and the mass flow deformation portion generated when the base riveting ring portion 43 and the end surface riveting ring portion 41 are swaged and deformed is filled into the connecting portion 42 and the first portion. A gap between the rivet holes, so that the related element connection relationship after riveting is more stable. At the same time, since the basic riveting ring portion 43 has a plurality of convex structures 431 which are outwardly radiated, the clamping and friction between the first plate members 1 can be increased after riveting, thereby further increasing the related components after riveting. Link strength.

On the other hand, the screw hole 45 in the present invention is sequentially opened through the end surface caulking ring portion 41, the coupling portion 42, the base caulking ring portion 43, and the extension tube portion 44, and the length thereof is close to the end surface caulking ring portion, the coupling portion, The total length of the base riveting ring portion and the extension pipe portion in the central axial direction is much longer than the total length of the first screw hole PA11 and the second screw hole PA21 in the prior art. Undoubtedly, compared with the prior art, the screw hole 45 of the present invention can provide more screw teeth to provide higher screwing strength, thereby greatly improving the stability of the locking electronic device 200.

The features and spirit of the present invention will be more apparent from the detailed description of the preferred embodiments. Those of ordinary skill in the art that can be used in accordance with the present invention The examples illustrate other improvements and variations. However, various modifications and changes made in accordance with the embodiments of the present invention are still within the scope of the invention and the scope of the invention.

1‧‧‧ first board

2‧‧‧Second board

211‧‧‧Conical opening

3‧‧‧Spiral locking elements

31‧‧‧ head end

32‧‧‧Threaded Department

41‧‧‧End face riveting ring

411‧‧‧End receiving groove

431‧‧‧ convex structure

44‧‧‧Extension tube

200‧‧‧Electronic devices

Claims (3)

A locking method for an electronic device, which uses a riveted type screw sleeve to rive a first plate member and a second plate member in a casing, and then uses a screw type locking component to connect an electron The device is locked to the housing via the riveted type screw sleeve. The locking method comprises the following steps: (a) preparing the riveted type nut sleeve, the riveting type screw sleeve is provided with a screw hole, and comprises an end surface riveting ring a joint portion, a base riveting ring portion and an extension pipe portion; the joint portion extends from the end face riveting ring portion along a central axis; the base riveting ring portion extends from the joint portion along the central axis And having a plurality of convex structures protruding outwardly, and an outer diameter of the base riveting ring portion is larger than an inner diameter of the first riveting hole; the extending pipe portion is from the base riveting ring portion along the central axis Extending out; the screw hole is sequentially formed through the end surface riveting ring portion, the connecting portion, the base riveting ring portion and the extending tube portion; (b) sequentially passing the end surface riveting ring portion through the first portion a rivet hole and the second rivet hole; (c) squeezing by the first plate The base riveting ring portion causes local deformation of the protruding structures to limit the first plate member; (d) applying a pressing force to the end surface riveting ring portion to make the end face riveting ring portion localized Deformation to limit the second plate member, so that the first plate member and the second plate member are riveted between the base riveting ring portion and the end face riveting ring portion; (e) After the screw-type locking element is passed through and screwed into the screw hole, the electronic device is locked, thereby locking the electronic device to the housing. The method for locking an electronic device according to claim 1, wherein a step (e0) is further included before the step (e), and the step (e0) is to tap the screw hole. The locking method of the electronic device according to the first aspect of the invention, wherein the screw-type locking component of the step (e) is one of a screw, a bolt and a screw.