JPH1172584A - Equipment modules and electronics - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To increase the installation space and display area of a display unit, minimize the number of screwing points, greatly reduce the number of parts, and improve the mounting workability. SOLUTION: An engaging hook 27a of a base plate is detachably engaged with a locking projection 31 on an outer peripheral surface of an upper housing 11, thereby fixing the upper housing 11 and the lower housing while sandwiching a circuit board. The screw member 37 is attached to two places on the peripheral portion different from the engagement hook 27a, and the screw member 37 is used to tighten and fix the portion from the upper housing 11 to the main plate except for the liquid crystal display panel 14, so that impact resistance is secured. Watch module 10 in state
And the number of screwing locations can be reduced to two, so that the mounting space for the screw member 37 can be reduced, whereby the installation space for the liquid crystal display panel 14 and its display area can be widened, and the screwing locations can be minimized. The number of parts can be reduced, and the mounting workability can be improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an equipment module and an electronic equipment.

[0002]

2. Description of the Related Art Conventionally, there is a timepiece module of an electronic wristwatch as an electronic apparatus configured as shown in FIGS. That is, the timepiece module includes an upper housing 1 and a lower housing 2. A circuit board 3 is provided between the upper housing 1 and the lower housing 2.
, And the liquid crystal display panel 4 is housed in the upper housing 1 in a state of being exposed upward. The liquid crystal display panel 4 is held in a state where its lower surface is electrically connected to the circuit board 3 by the interconnector 5,
In addition, the end of the upper surface is pressed by the display holding plate 6 so as not to come out upward. Further, a ground plate 7 is arranged on the lower surface of the lower housing 2. A contact spring 7a is provided at a predetermined position in the peripheral portion of the base plate 7 so as to come into contact with and separate from the outer peripheral surface of the circuit board 3.

[0003] The timepiece module shown in FIG.
As shown at 0, two places near “12:00” and “6”
A total of four places near the “hour” are tightened and fixed by the screw member 8. As shown in FIG. 22, the threaded member 8 penetrates from the upper housing 1 to the lower housing 2 via the circuit board 3 except for the liquid crystal display panel 4, and has a pipe-shaped female screw 8a embedded therein. Screw 8b through the display holding plate 6 on the upper side of the female screw 8a
The lower screw 8c is screwed into the lower part of the pipe-shaped female screw 8a through the base plate 7, and the upper screw 8b and the lower screw 8c are appropriately tightened to connect the upper housing 1 and the lower housing 2 to each other. In the meantime, the circuit board 3 is sandwiched and fixed, and the display holding plate 6 and the base plate 7 are also integrally fixed.

[0004]

However, in such a timepiece module, a total of 4 o'clock around "12 o'clock" and around "6 o'clock" is required in order to reliably and firmly integrate and secure impact resistance. Since the screw members 8 are tightened and fixed at the places, the mounting space for the screw members 8 is increased, and accordingly, the installation space of the liquid crystal display panel 4 is restricted and narrowed, and the display area of the liquid crystal display panel 4 is reduced. There is a problem of narrowing. In this timepiece module, the screw member 8 includes a pipe-shaped female screw 8a and an upper screw 8a.
b, the lower screw 8c is required, and since the screw member 8 must be installed at four places, the number of parts is extremely large, the mounting work is complicated, and the assembling workability is extremely poor. .

SUMMARY OF THE INVENTION It is an object of the present invention to increase the installation space and display area of a display unit, minimize screwing points, greatly reduce the number of parts, and improve mounting workability. Another object of the present invention is as follows.
It is an object of the present invention to secure impact resistance and increase the installation space of the device module and the device module itself.

[0006]

According to the first aspect of the present invention,
An equipment module including an upper housing and a lower housing, in which the display unit is housed in the upper housing in a state where the display unit is exposed upward, and a circuit board is arranged between the upper housing and the lower housing. A holding plate, in which engagement portions respectively provided at opposing portions of the peripheral edge portion are detachably engaged with corresponding locking portions provided on the outer peripheral surface of the upper housing; and A screw member that penetrates from the upper housing to the holding plate except for the display portion at a position opposite to the engaging portion at a position different from the engagement portion, and tightens and fixes the upper housing, the circuit board, the lower housing, and the holding plate. And characterized in that:

Therefore, according to the present invention, the circuit board is sandwiched by engaging the engaging portion of the holding plate disposed below the lower housing with the engaging portion provided on the outer peripheral surface of the upper housing. The upper housing and the lower housing can be fixed in a fixed state, and a screw member is attached at a position opposite to the engaging portion of the holding plate at a position opposite to the peripheral portion, and the upper housing and the circuit except for the display unit by the screw member. Since the board, the lower housing, and the holding plate are tightened and fixed, they can be integrated while ensuring impact resistance, and the number of screwing locations can be reduced to two, thereby reducing the mounting space for the screw member. This can increase the installation space and display area of the display unit, and minimize screwing points. It can, can significantly reduce the number of parts,
The mounting workability can be improved.

In this case, the screw member includes a first hollow screw having a female screw portion and a second screw having a male screw portion to be screwed into the female screw portion of the first screw. A first screw is inserted from one of the mounting holes penetrating the holding plate from the upper housing except for the display portion, a second screw is inserted from the other of the mounting holes, and a male screw portion of the second screw is connected to the first screw. If the screw is screwed into the female screw part and the screw is fixed, the number of parts of the screw member itself can be reduced compared to the conventional one, and even if the number of parts is small, the same mounting strength as the conventional one is secured. can do.

According to a third aspect of the present invention, in an electronic device in which a device module is incorporated in a device case, a first cushioning member disposed at least on a peripheral portion on an upper surface of the device module and a lower portion of the device module are provided. A second buffer member is provided, and the device module is incorporated in the device case with the first buffer member and the second buffer member interposed therebetween. Therefore, according to the present invention, the device module incorporated in the device case by the first buffer member disposed at least at the peripheral portion on the upper surface of the device module and the second buffer member provided at the lower portion of the device module The impact resistance of the device module can be ensured, and there is no need to provide a cushioning member on the outer peripheral surface of the device module.
Electronic devices can be reduced in size.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION

[First Embodiment] A first embodiment in which the present invention is applied to a timepiece module will be described below with reference to FIGS. 1 is a top view of the timepiece module, FIG. 2 is a right side view thereof, and FIG. 3 is a bottom view thereof. The timepiece module 10 includes an upper housing 11 and a lower housing 12. Upper housing 11 and lower housing 12
A liquid crystal display panel 14 is housed in the upper housing 11 so as to be exposed upward. Further, a button-type battery 15 is housed in the lower housing 12 from below, and a base plate (holding plate) 16 is arranged on the lower surface of the lower housing 12.

The upper surface of the circuit board 13 is shown in FIGS.
As shown in FIG. 1, an LSI chip 17 is provided substantially at the center thereof, and connection electrodes 18 for display are formed in the upper and lower sides of the LSI chip 17 in the left-right direction. A chip component 19 is provided. Also, “3” on the outer peripheral surface of the circuit board 13
As shown in FIGS. 4 to 6, switch contact electrodes 20 are provided at four positions on the "hour" side and the "9:00" side, respectively. Further, on the lower surface of the circuit board 13, various electronic components such as a crystal unit 21, a trimmer capacitor 22, an IC chip 23, and a transistor 24 are provided as shown in FIGS.

In this case, the crystal unit 21 is arranged as shown in FIG.
As shown in (b) and (b), a cylindrical cushion rubber 25 is mounted on the outer peripheral surface, and is mounted on the lower surface of the circuit board 13 in this state. And this crystal oscillator 21
As shown in FIG. 7C, it is arranged in a component storage recess 12 a provided in the lower housing 12. The buffer rubber 25 is made of polyurethane, urethane, silicone, or the like, has a hardness of about 50 ° to 90 °, and is less likely to be plastically deformed than a sponge or the like. Also, the crystal oscillator 2
1 is that the entire part is thicker by the thickness of the cushioning rubber 25, so that the bottom of the
6, an opening 16a is formed, and the lower portion of the cushioning rubber 25 is arranged in the opening 16a without protruding outside.

The liquid crystal display panel 14 displays information such as time in an electro-optical manner. As shown in FIGS. 8 and 9, the lower surfaces on both sides are set up on the connection electrodes 18 of the circuit board 13, respectively. And is supported by the interconnector 26 in a state of being electrically connected to the circuit board 13, and the upper end surfaces on both sides thereof are pressed by the display holding plate 27 so as not to be pulled upward. In this case, below the liquid crystal display panel 14, a transflective plate 71 and an EL element (electroluminescence element) 70 are arranged. Thus, in a dark place, the EL element 70 emits light to illuminate the liquid crystal display panel 14.

As shown in FIG. 1, the display holding plates 27 are provided at two positions on the upper housing 11 on the "12:00" and "6 o'clock" sides. That is, as shown in FIGS. 8 and 9, the display holding plate 27 is formed by bending a thin metal such as stainless steel into a substantially “Z” shape in accordance with the step shape on the upper surface of the upper housing 11. Are located on the upper end surface of the liquid crystal display panel 14, the intermediate portion is located on the step surface of the upper housing 11, and the other end is located on the receiving surface 11a on the outer peripheral side of the upper housing 11.
Each display holding plate 27 is provided with a plurality of engagement hooks 27a extending from one end to an intermediate portion, and these engagement hooks 27a are formed on a step portion of the upper housing 11 as shown in FIG. The liquid crystal display panel 14 is attached to the upper housing 11 with one end pressed against the upper end surface of the liquid crystal display panel 14 by being locked to the stop projection 11b. In this case, one end of the display holding plate 27 and the liquid crystal display panel 14
The cushion rubber 28 is interposed between the upper end surface of the rubber member and the upper surface of the rubber member.

As shown in FIG. 3, the base plate 16 is a thin metal plate having a substantially circular shape, such as stainless steel. As shown in FIG. 3, the lower housing 12, the circuit board 13,
An engaging hook (engaging portion) 30 extending upward along each outer peripheral surface of the upper housing 11 is formed. Each of the engagement hooks 30 is removably locked by a corresponding locking projection (locking portion) 31 provided on the outer peripheral surface of the upper housing 11 so that the upper housing 11 and the lower housing 12 are connected to each other. Are integrally attached by the ground plate 16 with the circuit board 13 interposed therebetween. In this case, on both sides of the engagement hook 30, contact springs 32 that contact the switch contact electrodes 20 provided on the outer peripheral surface of the circuit board 13 so as to be able to come into contact with and separate from each other extend along the outer periphery of the circuit board 13. Have been. Further, the engagement hook 30 is provided with a pair of spring pieces 33 respectively obliquely downward from the upper end thereof.

Further, as shown in FIG.
A battery holder 34 for holding the battery 15 housed in the lower housing 12 is provided. This battery holder 34 is
The battery 15 is held down by a locking hook 34a provided at one end thereof being removably locked to a locking portion 35 provided near the battery housing portion 12b of the lower housing 12. In this case, as shown in FIG. 10, the battery 15 is provided with a battery housing 12b provided in the lower housing 12.
The tip of an electrode plate 37 provided on the circuit board 13 contacts the negative electrode (−pole) of the battery 15 through the central hole 36 a of the buffer rubber 36. ing. The buffer rubber 36 is made of neoprene, polyurethane, silicone, or the like, and has a hardness of about 50 ° to 90 °. At a predetermined position of the base plate 16, a connection piece 16b is provided obliquely downward.

In the timepiece module 10, as shown in FIGS. 1 and 3, two places near the periphery corresponding to “12:00” and “6:00” are tightened and fixed by the screw members 37. ing. That is, the screw member 37
Has a first screw 38 and a second screw 39. First
The screw 38 is formed in a substantially pipe shape, a female screw portion 38a is formed on an inner peripheral surface on one end side, and a flange portion 38b is provided on an outer peripheral surface on the other end portion. Second screw 39
Is an ordinary screw, and the female screw portion 38a of the first screw 38
Has an external thread portion 39a that is screwed into the connector. Then, except for the liquid crystal display panel 14, the screw member 37 inserts the first screw 38 from above the mounting hole 40 penetrating from the upper housing 11 to the base plate 16, and the second screw 39 from below the mounting hole 40. And insert the male screw 3 of the second screw 39.
9a is screwed into the female screw portion 38a of the first screw 38 and tightened to integrally fix the upper housing 11 to the main plate 16 integrally.

In such a timepiece module 10, the engagement hook 30 of the base plate 16 disposed below the lower housing 12 is removably engaged with the locking projection 31 provided on the outer peripheral surface of the upper housing 11. By doing so, the circuit board 1
3 and the upper housing 11 and the lower housing 12 are fixed with the engagement hooks 30 of the base plate 16 therebetween.
The screw member 37 is attached to two places on the peripheral edge near the “12:00” and “6:00” different from
7, the upper housing 1 excluding the liquid crystal display panel 14
Since the parts 1 to the base plate 16 are fastened and fixed, the timepiece module 10 can be integrated in a state where impact resistance is secured, and the number of screwing points can be two, so that the mounting space for the screw member 37 is narrowed. As a result, the installation space and the display area of the liquid crystal display panel 14 can be increased, the number of screwing points can be minimized, the number of parts can be greatly reduced, and the mounting workability can be reduced. Improvement can be achieved.

In this case, the screw member 37 has a female screw portion 38
a first pipe-shaped screw 38 having a.
Liquid crystal display panel 14
Except that the first screw 38 is inserted from above the mounting hole 40 penetrating from the upper housing 11 to the base plate 16, and
0, a second screw 39 is inserted from below.
By screwing the male screw portion 39a of the first screw 38 into the female screw portion 38a of the first screw 38 and tightening it, the upper housing 11 to the main plate 16 are integrally fixed.
The number of parts can be reduced as compared with the conventional one, and even if the number of parts is small, the same mounting strength as the conventional one can be secured. The display pressing plate 27 has an engagement hook 27a which is detachably engaged with the engagement protrusion 11b of the upper housing 11 as shown in FIG. Since it is attached to the upper housing 11 in a state where it is held down, the attachment work can be facilitated as compared with the conventional case where the screw member 8 is used.

In this timepiece module 10, a cylindrical cushioning rubber 25 is mounted on the outer peripheral surface of the quartz oscillator 21,
Since the crystal oscillator 21 is mounted on the circuit board 13 and is arranged in the component housing 12a of the lower housing 12, and the buffer rubber 25 is elastically contacted with the inner surface of the component housing 12a, the clock module 10 is In this case, the crystal resonator 21 can be protected reliably and well. In particular, the buffer rubber 25 is made of polyurethane, urethane, silicone, or the like, has a hardness of about 50 ° to 90 °, and is less likely to be plastically deformed than a sponge or the like. Since it can be formed with uniform dimensions, it can be assembled with high accuracy. Further, since the battery 15 is housed in the battery housing portion 12b of the lower housing 12 via the donut-shaped buffer rubber 36, when the timepiece module 10 receives an impact, the impact of the battery 15 is reduced, and the battery 15 Circuit board 13 and LS mounted on it
The electronic components such as the I-chip 17 can be protected, and the battery 15 and the circuit board 13 can be electrically insulated.

In the first embodiment, the cylindrical cushion rubber 25 is mounted on the outer periphery of the crystal unit 21. However, the present invention is not limited to this. For example, as shown in FIG. The notch 25a may be formed along the axial direction. In this way, even if there is a dimensional error in the outer diameter of the crystal unit 21 and the inner diameter of the cushion rubber 25, the notch 25a
As a result, the dimensional error can be absorbed, so that the cushion rubber 25 can be easily and properly mounted on the crystal unit 21.

Further, in the first embodiment, the battery housing portion 12b formed in the lower housing 12 is formed to penetrate from the lower surface of the lower housing 12 to the circuit board 13 with the same inner diameter. Not limited to this, for example, as shown in FIG. 13, a battery housing 12c formed in the lower housing 12 is formed in a concave shape, and an opening 12d in which the electrode plate 37 is inserted is formed in the bottom (the upper part in FIG. 13). Alternatively, the battery 15 may be accommodated in the battery accommodating portion 12c via the donut-shaped buffer rubber 36, and the electrode plate 37 may be brought into contact with the negative electrode of the battery 15 through the opening 12d and the central hole 36a of the buffer rubber 36. Furthermore, in the first embodiment, the case where the present invention is applied to the timepiece module 10 has been described. However, the present invention is not limited to this, and is widely applied to, for example, a device module incorporated in an electronic device such as a mobile phone, a pager, and a portable personal computer. be able to.

[Second Embodiment] Next, a second embodiment in which the present invention is applied to an electronic wristwatch will be described with reference to FIGS. The same parts as those in the first embodiment shown in FIGS. 1 to 11 are denoted by the same reference numerals, and description thereof will be omitted. FIG. 14 is a front view of the electronic wristwatch, and FIG. 15 is a CC enlarged cross-sectional view thereof. This electronic watch has a watch case 45. As shown in FIG. 15, a flange portion 46 is formed on the inner wall of the watch case 45 so as to protrude inward. A parting member 47 is disposed on the collar 46 in the watch case 45, and a watch glass 48 is mounted on the parting member 47 by a packing 49.
Is mounted via.

As shown in FIGS. 14 and 15, a watch glass 48 is provided on the outer peripheral portion of the upper part of the watch case 45.
A bezel 50 that covers the upper end of the cover is attached by a screw 52 in a state of being attached via a rubber packing 51. On the other hand, below the collar 46 in the watch case 45,
The clock module 10 is mounted, and the watch case 4
A back cover 53 is attached to the lower surface of the battery 5 via a waterproof packing 54. In addition, on the outer peripheral portion of the back cover 53,
The protection member 55 is attached. Also, the 4 o'clock on the “3 o'clock” and “9 o'clock” sides on the side of the watch case 45
As shown in FIG. 14, push buttons 56 are provided at the respective positions.

In this case, the timepiece module 10 has exactly the same configuration as that of the first embodiment, and an inner cover 57 is attached to the outer periphery thereof as shown in FIG. As shown in FIGS. 16A and 16B, the interior cover 57 is made of a thin metal plate such as stainless steel, is formed in a substantially cylindrical shape, and has a push button 56 at a predetermined position.
Is provided with a notch 57a into which a flange 57 is inserted.
b is provided so as to protrude inward, and is mounted on the outer peripheral surface of the timepiece module 10 in a state where the flange portion 57b is arranged on the receiving surface 11a of the upper housing 11. An upper cushion rubber (first cushion member) 58 is arranged on the outer peripheral portion on the upper surface of the timepiece module 10. As shown in FIGS. 17A and 17B, the upper cushion rubber 58
It is formed in a substantially ring shape and has a flange portion 57b of the interior cover 57.
And the upper surface thereof is a flange 4 in the watch case 45.
6.

Further, on the lower surface of the timepiece module 10,
The lower buffer rubber (second buffer member) 59 is pressed by the pressing plate 60 so as not to fall off. As shown in FIGS. 18A and 18B, the holding plate 60 is made of a metal plate such as stainless steel, and is a ring-shaped disk. 60a is bent upward. As shown in FIGS. 19A and 19B, the lower cushion rubber 59 is formed in a substantially disk shape, and has a mounting portion 60a of the holding plate 60 and a connecting piece 16b of the ground plate 16 at predetermined locations. Are provided with through holes 59a. On the upper surface of the lower cushioning member 59, elastic projections 59 abutting on the base plate 16 are provided.
b is provided, and an elastic projection 59c abutting on the holding plate 60 is provided on the lower surface thereof.

In such an electronic wristwatch, the upper shock absorbing rubber 58 is arranged on the peripheral edge of the upper surface of the timepiece module 10, and the lower shock absorbing rubber 59 is attached to the lower surface of the timepiece module 10 by the holding plate 60. Is stored in the watch case 45, and the watch case 45
By attaching the back cover 53 to the lower surface of the
3, the watch module 10 is pressed upward, the upper cushion rubber 58 is pressed against the flange 46 in the watch case 45, and the holding plate 60 is imposed to press the lower cushion rubber 59 against the lower surface of the watch module 10. Since the watch module 10 is fixed in this manner, the shock resistance of the watch module 10 incorporated in the watch case 45 can be ensured by the upper buffer rubber 58 and the lower buffer rubber 59.

In particular, since the lower cushioning rubber 59 is in point contact with the lower surface of the timepiece module 10 and the holding plate 60 by the elastic projections 59b and 59c provided on the upper and lower surfaces thereof, the impact of the back cover 53 is reduced. , And the watch module 10 can be protected more favorably. Further, since the shock resistance of the timepiece module 10 can be ensured by the upper cushion rubber 58 and the lower cushion rubber 59, there is no need to provide a cushioning member on the outer peripheral surface of the timepiece module 10, so that the watch case can be made smaller and the electronic watch can be made smaller. Can be reduced in size.

In the second embodiment, the case where the present invention is applied to an electronic wristwatch has been described. However, the present invention is not limited to this and can be widely applied to, for example, electronic devices such as mobile phones, pagers, and portable personal computers. .

[0030]

As described above, according to the first aspect of the present invention, the engaging portion of the pressing plate disposed below the lower housing is engaged with the engaging portion provided on the outer peripheral surface of the upper housing. By engaging, the upper housing and the lower housing can be fixed with the circuit board interposed therebetween, and a screw member is attached to a position opposite to the engaging portion of the holding plate at a position opposite to the peripheral portion, and the screw is attached. The parts from the upper housing excluding the display part to the holding plate are tightened and fixed by the members, so that they can be integrated with impact resistance secured, and the number of screwing points can be two, so the mounting space for the screw members Can be narrowed, thereby increasing the installation space and display area of the display unit, and minimizing the number of screwing points. Number of can be greatly reduced, thereby improving the mounting workability.

According to the third aspect of the present invention, in an electronic device in which a device module is incorporated in a device case, a first cushioning member disposed at least on a peripheral portion on an upper surface of the device module, and a lower portion of the device module. Since the device module is incorporated in the device case with the second buffer member provided in the device case, the impact resistance of the device module incorporated in the device case is reduced by the first buffer member and the second buffer member. It is not necessary to provide a buffer member on the outer peripheral surface of the device module,
Accordingly, the size of the device case can be reduced, and the size of the electronic device can be reduced.

[Brief description of the drawings]

FIG. 1 is a top view of a first embodiment in which the present invention is applied to a timepiece module.

FIG. 2 is a right side view of FIG.

FIG. 3 is a bottom view of FIG. 1;

FIG. 4 is a top view of the circuit board of FIG. 2;

FIG. 5 is a right side view of FIG. 4;

FIG. 6 is a bottom view of FIG. 4;

7A and 7B are perspective views showing a state in which a cylindrical cushioning rubber is attached to the crystal unit, and FIG.
(B) is a perspective view of a state where a cushion rubber is attached to the crystal unit, and (c) is a cross-sectional view of a main part showing a state where the crystal unit is attached to a circuit board and incorporated in a lower housing.

FIG. 8 is an enlarged sectional view taken along the line AA of FIG. 1;

FIG. 9B of FIG. 1 with the lower housing removed;
-B enlarged sectional view.

FIG. 10 is an enlarged sectional view of a main part showing a storage state of a battery stored in a battery storage unit.

FIG. 11 is a view showing the donut-shaped cushion rubber of FIG. 10;

12A and 12B show a modified example of the cushioning rubber attached to the crystal resonator. FIG. 12A is a perspective view of the cushioning rubber, and FIG. 12B is a diagram illustrating a state where the crystal resonator attached to the cushioning rubber is attached to a circuit board. Sectional drawing of the principal part which showed the state assembled in the lower housing.

FIG. 13 is an enlarged sectional view of a main part showing a modified example of a storage structure of a battery storage part for storing a battery.

FIG. 14 is a front view of a second embodiment in which the present invention is applied to an electronic watch.

FIG. 15 is an enlarged sectional view taken along the line CC of FIG. 14;

16A and 16B show the interior cover of FIG. 15, wherein FIG. 16A is a top view thereof, and FIG.

17 shows the upper cushioning rubber of FIG. 15, (a) is a top view thereof, and (b) is an EE sectional view thereof.

18 (a) is a bottom view and FIG. 18 (b) is a cross-sectional view of the press plate of FIG.

19 shows the lower cushioning rubber of FIG. 15, (a) is a bottom view thereof, and (b) is a GG sectional view thereof.

FIG. 20 is a top view of a conventional timepiece module.

FIG. 21 is a right side view of FIG. 20.

FIG. 22 is an enlarged sectional view taken along the line HH of FIG. 20;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Watch module 11 Upper housing 12 Lower housing 13 Circuit board 14 Liquid crystal display panel 16 Main plate 30 Engagement hook 31 Engagement projection 37 Screw member 38 First screw 38a Female screw part 39 Second screw 39a Male screw part 40 Mounting hole 45 Watch case 58 Upper cushion rubber 59 Lower cushion rubber

Claims (3)

[Claims] 1. An equipment module comprising an upper housing and a lower housing, wherein a display unit is housed in the upper housing in a state of being exposed upward, and a circuit board is arranged between the upper housing and the lower housing. An engagement portion disposed on the lower side of the lower housing and provided at a position opposite to the peripheral edge thereof is detachably engaged with a corresponding locking portion provided on the outer peripheral surface of the upper housing. A presser plate that presses the lower side of the lower housing, and a portion of the presser plate that penetrates from the upper housing to the presser plate at a position different from the engagement portion of the peripheral portion except for the display unit. And the upper housing, the circuit board, the lower housing, and a screw member for tightening and fixing the holding plate. Equipment module that. 2. The screw member includes a hollow first screw having a female screw portion, and a second screw having a male screw portion screwed to the female screw portion of the first screw, excluding the display portion. Then, a first screw is inserted from one of the mounting holes penetrating the holding plate from the upper housing, and the second screw is inserted from the other of the mounting holes, and the male screw portion of the second screw is connected to the first screw. The device module according to claim 1, wherein the device module is configured to be screwed and fixed to the female screw portion. 3. An electronic device in which a device module is incorporated in a device case, wherein: a first buffer member disposed at least on a peripheral portion of an upper surface of the device module; and a second buffer member provided at a lower portion of the device module. An electronic device comprising: the device module incorporated in the device case with the first buffer member and the second buffer member interposed.