TWM516217U - Key structure device - Google Patents

Description

Key structure device

This creation is about a kind of button structure device, especially for the structural improvement of the function of the button single element replacement. Through the elastic insert for the tool to insert the shackle, the effect of a single replacement button can be achieved at the same time. It is simpler and can reduce the cost of production and production, and is based on the value of the industry.

Press, general processing machinery or automatic control equipment, often use the button for data input and related value setting, and the environment of processing machinery or automatic control equipment may also have a lot of dust or dirty dirt, resulting in poor button sensitivity Or fault, so the design of the button may use the membrane button, but therefore the membrane-type button often has the problem of damage under the repeated contact friction, and its practicality and durability are obviously not as good as the mechanical button.

However, the conventional mechanical buttons are made of a single unit on a preset substrate. In order to obtain the flexibility of the button press, there is usually a slight clearance on the button and the substrate, so as to avoid the button being erased. The shackles of death, and the existence of such clearances is providing a path for water and dust intrusion, which leads to The problem of high mechanical button failure rate is that the operator has made a lot of related designs especially for the damage replacement function of the button.

Looking at the existing button structure, it is usually directly integrated into the interior of the button unit. If one of the buttons is damaged, it cannot be replaced. However, in order to replace the function of damaging a single button, the button structure is often destroyed together. Or the mandatory exchange, together with the expected function, relatively leads to an increase in the overall cost of the organization, which is not conducive to the value of industrial use, and how to balance the overall group with the function of achieving a single button replacement. The reduction of the cost of production has become the subject of this creation.

In view of the fact that the design of the replacement button in the design of the replacement function must be achieved through a complicated structure, resulting in the overall production of this article, which relatively affects the economic benefits of the industry, based on this, the creator specializes in research and development design, based on Engaged in years of experience and technology in related industries, and then researched and created the key structure device of this creation.

In order to achieve the single replacement performance of the button, and at the same time, it can be reduced in the production and production. The structure of the button is designed in the button base, which is provided with a joint corresponding to the surface plate gold hole, and is arranged on both sides of the joint portion. There is a spring insert which can be inserted into the plucking tool by a tool such as a word screwdriver, and the lower edge of the elastic panel is formed into a hook shape, and the hook has an elastic compression deformation margin, and the hole is formed with the surface sheet metal to obtain a stable insert. Relationship, and a recess for the key surface of the button is recessed on the top surface of the button base, and a hole is provided at the center of the groove for the button The central column of the protruding portion passes through, the central column is hollow column and is provided with a slot to provide a compression margin, and the barb-shaped snap-in buckle at the lower end of the central cylinder is hooked to the center of the button base. The lower edge has to maintain the grouping relationship between the button and the button base, and the card edge of the lower end of the button center cylinder also has an elastic compression deformation margin, and the bottom edge of the button is set to one for the bottom edge of the button. A tool such as a word screwdriver is inserted into the missing slot of the wrench, so that a gap is formed between the key surface and the groove of the button base. When necessary, the tool can be inserted into the missing slot of the key surface of the button from the clearance, and the button is pressed. Pulling up, at this time, the embedded edge of the lower edge of the center cylinder will be deformed and deformed due to the material characteristics and the compression margin provided by the slot, and will be separated from the lower end of the center of the button base to facilitate the button pull. Remove, 俾 due to the need to replace the button.

The button structure device of the present invention can also insert the tool from the button base and one of the elastic inserts on both sides without affecting the manipulation performance of the button, so that the tool can be used on the lower edge of the button base. The hook is pressed and deformed to be disengaged from the set hole of the surface sheet metal, so that the button base can be pulled out from the set hole of the surface sheet metal, so as to facilitate the replacement of the button base, in other words, the button assembly of the present invention All the button bases and buttons can be replaced as needed, and a pair of limiting ribs are formed on the inner side wall of the groove on the top surface of the button base, so as to match the limit of the side edge of the button key surface. The slot can form a limit and guide action when the button is pressed, so that the button can be stably pressed down and lifted by the reset of the key body, and the central column body of the button is prevented from being damaged due to excessive pressing force. Body and circuit board, structurally The simplification has been greatly simplified, and the composition has been made easier, thereby reducing the overall cost of production and giving better value to the industry.

10‧‧‧ boards

11‧‧‧Key body

111‧‧‧Lights

12‧‧‧Bolt hole

20‧‧‧Back cover gold

21‧‧‧Bump

22‧‧‧ screw holes

23‧‧‧ shallow groove

24‧‧‧ slots

25‧‧‧ frame side

30‧‧‧矽 Rubber gasket

40‧‧‧Waterproof gasket

41‧‧‧Bolt hole

50‧‧‧Surface sheet metal

51‧‧‧Set holes

52‧‧‧Bolt hole

53‧‧‧Bump

60‧‧‧Key base

61‧‧‧Perforation

62‧‧‧Light guide

63‧‧‧Combination

64‧‧‧Explosive panels

65‧‧‧hook

66‧‧‧ Groove

67‧‧‧Limited ribs

70‧‧‧ button

71‧‧‧Cylinder

72‧‧‧ slotting

73‧‧‧Ink edge

74‧‧‧ key face

75‧‧‧ Missing slot

76‧‧‧ Limit slot

80‧‧‧ tools

FIG. 1 is a schematic exploded view showing the structure of a button and a button base according to a preferred embodiment of the present invention.

2 is a schematic exploded view of the surface plate gold, the button and the button base of the preferred embodiment of the present invention.

FIG. 3 is a schematic exploded cross-sectional view showing the structure of the button and the button base of the preferred embodiment of the present invention.

4 is a schematic exploded view of the preferred embodiment of the present invention.

Figure 5 is a schematic exploded plan view of the preferred embodiment of the present invention.

Figure 6 is a schematic diagram showing the structure of a preferred embodiment of the present invention.

FIG. 7 is a schematic structural view (1) of the preferred embodiment of the present invention when the button is removed and removed.

Fig. 7A is a partial enlarged view of a portion A of Fig. 7.

Figure 8 is a schematic view showing the structure of the preferred embodiment of the present invention when the button is removed and removed (2).

Figure 8A is a partial enlarged view of a portion B of Figure 8.

FIG. 9 is a schematic structural view (1) of the preferred embodiment of the present invention when the button base is removed and removed.

Figure 9A is a partial enlarged view of a portion C of Figure 9.

Figure 10 is a schematic view showing the structure of the preferred embodiment of the present invention when the button base is removed and removed (2).

Fig. 10A is a partial enlarged view of a portion D of Fig. 10.

FIG. 11 is a schematic structural view of a push button body pressed under a button according to a preferred embodiment of the present invention.

Fig. 11A is a partial enlarged view of a portion E of Fig. 11.

Regarding the structural composition, technical means and efficacy of this creation, we will further elaborate on the following examples with reference to the following: Please refer to Figure 1 to Figure 11A for a description of the preferred embodiment of the creation. As shown, the key structure device of the present invention mainly comprises: a circuit board 10 whose surface is planned with a key line (not shown), and a predetermined number of key bodies 11 are arranged on the top surface thereof, and each key body 11 is provided. One side includes an illuminant 111 (generally an LED), and a plurality of bolt holes 12 are pre-positioned at a predetermined position of the circuit board 10, and a bolt (not shown) is inserted and locked; a back cover gold 20, The ruler is substantially in conformity with the circuit board 10, and a plurality of studs 21 are disposed at the bottom thereof to avoid comprehensive contact when the back cover gold 20 is applied to the circuit board 10, and the corresponding back cover gold 10 is provided. The screw hole 22 of the bolt hole 12 is provided with a bolt to fix the two, and a shallow groove 23 sufficient to cover all the keys 11 of the circuit board 10 is recessed on the top surface of the back cover gold 20. A peripheral edge of the groove 23 is formed with a frame edge 25, and the position of the shallow groove 23 relative to each of the key bodies 11 of the circuit board 10 is respectively Corresponding to the hole 24, so that The key body 11 is correspondingly received in the hole groove 24; a rubber gasket 30 is sized to conform to the shallow groove 22 of the back cover gold 20, so that the glue gasket 30 is filled and attached to the back cover plate. The shallow groove 23 of the gold 20 is formed with a cover isolation for the hole 24 provided therein; a waterproof gasket 40 is a frame type body made of a waterproof material, and the outer diameter thereof is consistent with the surface plate 50. The inner diameter is slightly smaller than the shallow groove 23 of the back cover gold 20, and a plurality of bolt holes 41 are disposed thereon, and the waterproof gasket 40 is sandwiched between the back cover gold 20 and the surface plate gold 50; a surface sheet metal 50 having a plurality of array holes 51 disposed thereon, and the number and position of the group of holes 51 are corresponding to the key body 11 of the circuit board 10, and the plurality of holes 51 are used for the other The button base 60 is assembled, and a plurality of bolt holes 52 are pre-positioned at a predetermined position of the surface sheet 50, and the bolts (not shown) are inserted through the bolt holes 52, 41 of the surface sheet 50 and the waterproof gasket 40. The lock is arranged on the device or the device, and a plurality of protrusions 53 are formed on the bottom of the surface plate 50, so that the surface plate gold 50 is placed on the back cover gold 20 to maintain proper space. And forming a positioning effect on the silicone gasket 30; and the plurality of button bases 60 and the buttons 70, the number and position of which correspond to the key body 11 of the circuit board 10, corresponding to the key body 11 on the side of each button base 60 The position of the body 111 includes a light guiding column 62. The light guiding column 62 can be integrally formed and formed with the button base 60, and can also be combined and assembled. When the illuminating body 111 emits light, the light can penetrate the silicone gasket. 30, the light guide column 62 is guided outwardly to transmit, so that the function of the button body 11 being pressed can be recognized, and The top surface of each button base 60 is provided with a groove 66 conforming to the shape of the button 70, and a hole 61 is provided in the center of the groove 66, and the button 70 for the other is assembled, so that when the button 70 is pressed, the center column 71 is pressed. The lower end is pressed against the key body 11 of the circuit board 10 through the silicone gasket 30; accordingly, the button structure device of the present invention is assembled by the upper component, and the shallow groove 23 of the back cover gold 20 is filled in. The attached silicone gasket 30 is matched with the waterproof gasket 40 to form a comprehensive covering effect on the circuit board 10 and the key body 11 thereon, and the silicone gasket 30 itself has excellent ductility and The elastic recovery performance does not affect the performance of the button 70 through the silicone gasket 30 to touch and control the key body 11, so that the overall waterproof and dustproof effect can be effectively prevented, and the water stain can be effectively avoided. Perspiration or dust invades the circuit board 10, so as to reduce the probability of short circuit or damage of the circuit board 10, and maintain the overall function of the operator; and in achieving the aforementioned waterproof and dustproof performance, the creation department adopts a whole chip type. The silicone gasket 30 forms a comprehensive coverage for the circuit board 10 and the key body 11. The combination of the waterproof gasket 40 enables the waterproof and dustproof effect of the button 70 to be controlled without changing the function of the button 70, and the overall structure can be simplified and the group can be simplified. It is easier to match, and it will be able to significantly reduce the cost of its production. Compared with the simple waterproof and dustproof structure of the conventional button, this creation is more economical and practical value for industrial use; Please continue to refer to Figure 1~3, Figure 7~9A, and explain this The surface of the created surface plate 50, the button base 60 and the button 70 are formed by plastic. As shown in the figure, the button base 60 is provided with a hole corresponding to the surface plate 50. The joint portion 63 of the joint portion 63 is provided with a tool 80 for a flat screwdriver or the like inserted into the elastic panel 64 of the rivet on both sides of the joint portion 63, and the lower edge of the elastic panel 64 is formed into a hook 65 shape, and the hook 65 is The elastic compression deformation margin is obtained, and the hole plate 51 of the surface plate 50 is obtained in a stable nesting relationship, and the groove 66 of the key surface 74 of the button 70 is recessed on the top surface of the button base 60. The center of the groove 66 is provided with a through hole 61 for the central column 71 protruding from the lower portion of the button 70 to pass therethrough. The central column 71 is hollow cylindrical and is provided with a slot 72 to provide a compression margin for the central cylinder 71. The lower end of the barbed inserting edge 73 is hooked to the lower edge of the central through hole 61 of the button base 60 to maintain the assembled relationship between the button 70 and the button base 60, and the button edge 73 of the lower end of the central column 71 of the button 70 also has The elastic compression deformation margin, and the bottom edge of the key surface 74 of the button 70 is set to be a one-word screwdriver, etc. The tool 80 is inserted into the notch 75 of the yoke so that a gap is formed between the key surface 74 and the recess 66 of the button base 60, and the tool 80 is inserted from the clearance into the slot 75 of the key surface 74 of the button 70 as needed. And applying force to push the button 70 upward, at this time, the embedded edge 73 of the lower edge of the central cylinder 71 will be inwardly deformed and disengaged from the button base 60 due to its material characteristics and the compression margin provided by the slot 72. The lower edge of the central perforation 61 is arranged to facilitate the removal of the button 70. In response to the replacement of the button 70, the tool 80 can also be inserted from one of the elastic panels 64 on both sides of the joint portion 63 of the button base 60. So that the tool 80 can be embedded in the button base 60 The hook 62 of the lower edge of the piece 64 is pressed and deformed to be disengaged from the set hole 51 of the surface plate 50, so that the button base 60 can be pulled out from the set hole 51 of the surface plate 50 to facilitate the button base 60. The replacement requirement, in other words, all the button bases 60 and 70 of the button structure device of the present invention can be replaced as needed, and the inner side wall of the groove 66 on the top surface of the button base 60 is provided with a pair of limits. The position rib 67 is configured to cooperate with the limiting groove 76 corresponding to the side edge of the button 70 key surface 74 to form a limit and guide action when the button 70 is pressed, so that the button 70 can be stably pressed down and the key body is stably pressed. 11 is reset and jacked up, and at the same time avoiding the center cylinder 72 of the button 70 from injuring the key body 11 and the circuit board 10 due to excessive pressing force; summarizing the above description, the button structure device of the present invention can be inserted into the wrench through the tool. The elastic inserts can achieve the effect of a single replacement button, and the combination is simpler and can reduce the cost of production. It can really give excellent industrial value. On the whole, it is an excellent and outstanding innovation. Design, 提出Professional Application for interest.

60‧‧‧Key base

61‧‧‧Perforation

62‧‧‧Light guide

63‧‧‧Combination

64‧‧‧Explosive panels

65‧‧‧hook

66‧‧‧ Groove

67‧‧‧Limited ribs

70‧‧‧ button

71‧‧‧Cylinder

72‧‧‧ slotting

73‧‧‧Ink edge

74‧‧‧ key face

76‧‧‧ Limit slot

Claims (2)

A button structure device comprises: a button base, the lower end of which is a joint portion, and a spring insert for inserting a tool into the yoke is arranged on both sides of the joint portion, and the lower edge of the elastic panel is formed with elastic compression deformation One of the degree of the hook, and a recess for the key surface of the button is recessed on the top surface of the button base, and the center of the groove is arranged to be pierced through the center of the button. a button, a key surface that can be accommodated in the top surface of the button base, and a hollow column-shaped central cylinder at the bottom of the component surface, the central cylinder is provided with a slot to provide a compression margin And at the lower end of the central cylinder is set as a barbed-shaped embedded edge with an elastic compression deformation margin, and the embedded edge of the lower end of the central cylinder is hooked to the lower edge of the central perforation of the button base, so that Maintain the relationship between the button and the button base. The button structure device of claim 1, wherein the inner side wall of the top surface of the button base is provided with a pair of limiting ribs, and the side edge of the button key surface is correspondingly provided with a limiting slot. In order to form the limit and guiding action when the button is pressed, the center column of the button is not damaged due to excessive pressing force, and the key body and the circuit board are damaged.