JP2011259279A - Portable electronic device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To ensure waterproof property and dustproof property by improving sealing performance between a first housing and a second housing without increasing the number of parts.SOLUTION: A portable electronic device includes a case body 2 that is constituted by a first housing 3 and a second housing 4 being coupled with each other and has opening/closing sections 8 and 9; cover bodies 18 and 30 that are supported by the case body and open/close the opening/closing sections; and packings 17 and 29 that are disposed on the case body while being sandwiched by the first casing and the second casing. Ribs 12 and 25 are provided at the opening/closing sections. When the opening/closing section is closed by the cover body, the cover body comes into contact with the rib and a fastening force is given toward the direction in which the first casing and the second casing are brought into close contact, so that the packing is crushed between the first casing and the second casing.

Description

  The present invention relates to the technical field of portable electronic devices. Specifically, when the lid is closed by the lid, the lid is brought into contact with the rib so that the packing is crushed by the first housing and the second housing. The present invention relates to a technical field for improving sealing performance.

  Various portable electronic devices such as mobile phones, audio recording / reproducing devices, image recording / reproducing devices, imaging devices, information processing devices, network communication devices, and the like are configured by a first housing and a second housing. Some have a body and a lid that opens and closes a part of the case body (see, for example, Patent Document 1).

  In portable electronic devices, in order to protect each part such as a circuit board placed inside the case body, it is necessary to ensure waterproofness and dustproofness to prevent moisture and dust from entering the case body. There is.

  In order to ensure such waterproofness and dustproofness, in a conventional portable electronic device, a packing is disposed between the first casing and the second casing, and the first casing and the second casing are arranged. There is one in which a plurality of portions along the packing of the housing are coupled by screwing.

JP 2003-142841 A

  However, in the conventional portable electronic device described above, since the plurality of portions along the packing of the first housing and the second housing are coupled by screwing, the first housing and The adhesiveness of the screwed portion of the second housing is high, but the portion between the screwed portions may be bent and lifted by the reaction force of the packing.

  If lifting occurs due to bending between the screwed parts, moisture and dust may enter the case body from the raised parts, making it impossible to ensure waterproofness and dustproofness. End up.

  Therefore, in order to ensure waterproofness and dustproofness, it is necessary to increase the number of screwing points, but if the number of screwing points is increased, the number of parts increases and the screwing work increases and the work efficiency decreases. The problem arises.

  Therefore, the portable electronic device of the present invention overcomes the above-described problems and improves the sealing performance of the first casing and the second casing without increasing the number of parts and the like, and is waterproof and dustproof. It is an issue to ensure.

  In order to solve the above-described problem, a portable electronic device is configured by combining a first housing and a second housing, and has a case body having an opening / closing portion, and the opening / closing supported by the case body. A lid that opens and closes a part, and a packing disposed on the case body in a state of being sandwiched between the first casing and the second casing, wherein the lid is provided with the lid, When the opening / closing part is closed by a body, the lid is brought into contact with the rib, and a fastening force is applied in a direction in which both the first casing and the second casing are brought into close contact with each other. The first casing and the second casing are crushed.

  Therefore, in the portable electronic device, when the opening / closing part is closed by the lid, a fastening force is applied in a direction in which the first casing and the second casing are in close contact with each other via the lid. .

  In the portable electronic device described above, it is desirable that the rib is provided on a part of the outer peripheral portion of the opening / closing portion.

  By providing the rib on a part of the outer peripheral portion of the opening / closing portion, the loss of force applied from the lid to the rib is reduced.

  In the above-described portable electronic device, it is desirable to form a disposition concave portion in which the packing is inserted and disposed in the first housing or the second housing.

  By forming the concave portion for arrangement in which the packing is inserted and arranged in the first casing or the second casing, the arrangement state of the packing with respect to the case body is stabilized.

  In the portable electronic device described above, it is desirable to provide an insertion protrusion that is inserted into the placement recess and pressed against the packing in the second casing or the first casing.

  By providing the second casing or the first casing with an insertion protrusion inserted into the placement recess and pressed against the packing, the packing is crushed by the wall surface forming the placement recess and the insertion protrusion. .

  In the portable electronic device described above, it is preferable that the case body is provided with a lock portion that locks the lid body in a closed state when the lid body closes the opening / closing portion.

  By providing the case body with a lock portion that locks the lid body in the closed state when the lid is closed, the closed state of the lid body is stabilized.

  A portable electronic device according to the present invention includes a case body having a first casing and a second casing coupled to each other and having an opening / closing section, and a lid body that is supported by the case body and opens / closes the opening / closing section. A packing disposed on the case body in a state of being sandwiched between the first housing and the second housing, wherein the opening / closing portion is provided with a rib, and the opening / closing portion is closed by the lid body Sometimes the lid is brought into contact with the ribs and a fastening force is applied in a direction in which both the first casing and the second casing are brought into close contact with each other, and the packing is connected to the first casing and the first casing. The two cases are crushed.

  Therefore, waterproofing and dustproofness can be secured without screwing the first housing and the second housing or without increasing the number of screwing points, and the number of parts is increased and work efficiency is lowered. It is possible to improve the sealing performance of the first housing and the second housing without bringing

  In the invention described in claim 2, the rib is provided in a part of the outer peripheral portion of the opening / closing portion.

  Therefore, the loss of force applied from the lid to the rib is small, and waterproofness and dustproofness can be efficiently ensured.

  In the invention described in claim 3, a disposition recess is formed in which the packing is inserted and disposed in the first housing or the second housing.

  Therefore, the arrangement state of the packing can be stabilized, and the further sealing performance of the first housing and the second housing can be improved.

  In the invention described in claim 4, an insertion protrusion is provided in the second casing or the first casing and is inserted into the placement recess and pressed against the packing.

  Accordingly, the packing can be easily crushed, and the sealing performance of the first casing and the second casing can be further improved.

  In the invention described in claim 5, the case body is provided with a lock portion that locks the lid body in a closed state when the opening / closing portion is closed by the lid body.

  Therefore, the closed state of the lid is stabilized, and further improvement in waterproofness and dustproofness can be achieved.

  Embodiments of a portable electronic device according to the present invention will be described below with reference to the accompanying drawings.

  In the embodiment described below, the portable electronic device of the present invention is applied to a video camera.

  The application range of the present invention is not limited to a video camera. The present invention is applied to various other portable electronic devices such as an audio recording / reproducing apparatus, an image recording / reproducing apparatus, an imaging apparatus other than a video camera, a network communication apparatus, an information processing apparatus such as a personal computer and a PDA (Personal Digital Assistant). Can be widely applied.

  In the following description, it is assumed that the subject side is the front, the photographer side is the rear, and the front, rear, up, down, left, and right directions are shown.

  In addition, the front and rear, up and down, left and right directions shown below are for convenience of explanation, and the implementation of the present invention is not limited to these directions.

[Overall configuration of portable electronic device]
A portable electronic device (video camera) 1 is formed by arranging necessary parts inside and outside a case body 2, and the case body 2 is configured by combining a first housing 3 and a second housing 4, A second housing 4 is disposed inside one housing 3 (see FIGS. 1 and 2). The outer shape of the case body 2 is formed in, for example, a vertically long substantially rectangular parallelepiped shape.

  A plurality of operation buttons 2 a, 2 a,... Are arranged on the side surface of the case body 2. As the operation buttons 2a, 2a,..., For example, a power button, a photographing button, a zooming button, and function buttons for executing various functions are provided.

  An imaging unit 5 is provided at the front end of the upper end of the case body 2, and the imaging unit 5 has an imaging lens 5a. A finder portion 6 is provided at the rear end portion of the upper end portion of the case body 2, and the finder portion 6 has a viewing window (not shown).

  A display unit 7 is connected to one side surface of the case body 2. The display unit 7 has a display (not shown) and is rotatable and rotatable with respect to the case body 2.

  As shown in FIG. 2, the case body 2 is formed with a first opening / closing portion 8 opened forward on the front surface and a second opening / closing portion 9 opened rearward on the rear surface. A memory card (not shown) or the like is inserted and attached to the first opening / closing part 8, and a battery (not shown) is inserted and attached to the second opening / closing part 9.

  As shown in FIGS. 3 and 4, the first opening / closing portion 8 is provided at the annular front side circumferential portion 10 provided at the front end portion of the first housing 3 and the front end portion of the second housing 4. The front mounting portion 11 is coupled to the front mounting portion 11, and the front mounting portion 11 is disposed inside the front circumferential portion 10.

  An annular placement recess 10a that is opened inward is formed at a position near the front end of the front circumferential portion 10 (see FIG. 4). The front peripheral portion 10 is provided with a receiving portion 10b, and the receiving portion 10b is provided with a portion that continues inward from the rear end of the placement concave portion 10a.

  The front circumferential portion 10 is provided with a rib 12 (see FIGS. 3 and 4). The rib 12 is provided so as to protrude forward from the inner peripheral side end portion of the front surface of the front peripheral portion 10.

  The front mounting part 11 has a base part 13 facing in the front-rear direction, a protruding part 14 protruding forward from one side part of the base part 13, and an annular wall part 15 protruding forward from the base part 13. ing. As shown in FIG. 4, the front mounting portion 11 has an outer peripheral portion on the rear surface of the base portion 13 in contact with a front surface of the receiving portion 10 b of the front peripheral portion 10, and an outer surface of the protruding portion 14 is a front end of the front peripheral portion 10. The outer surface of the wall portion 15 is in contact with the inner surface of the front peripheral portion 10 and the inner surface of the rib 12.

  An annular insertion protrusion 13 a protruding outward is provided on the outer peripheral surface of the base portion 13. The insertion protrusion 13 a is inserted into the arrangement recess 10 a of the front circumferential portion 10. Connector holes 13b and 13b are formed in the base portion 13 on the inner side of the wall portion 15 (see FIG. 3), and a memory card or the like is inserted into and connected to the connector holes 13b and 13b.

  Engaging protrusions 16 and 16 are provided on the front surface of the base portion 13 so as to be spaced apart from each other in the vertical direction. The engaging protrusion 16 has a base portion 16a that protrudes forward from the front surface of the base portion 13 and a lock portion 16b that protrudes in a direction orthogonal to the front end portion of the base portion 16a.

  The wall portion 15 is provided with lock portions 15a and 15a protruding sideways from the front end portion so as to be separated vertically.

  A first packing 17 formed of a highly elastic material such as rubber is disposed in the arrangement recess 10a of the front circumferential portion 10 (see FIG. 4). The first packing 17 is in a state in which the outer peripheral surface is in contact with each surface forming the arrangement recess 10 a and the distal end surface of the insertion protrusion 13 a provided on the base portion 13 of the front mounting portion 11.

  A first lid 18 is supported on the case body 2 so as to be rotatable about the upper end portion as a fulcrum (see FIG. 3). The first lid 18 includes a cover body 19 and a support body 20 that slidably supports the cover body 19.

  The cover body 19 is formed in a vertically long shape in the closed state, and is in a substantially orthogonal direction from three sides other than the upper end portion of the closing plate portion 19a formed in a substantially rectangular flat plate shape and the outer peripheral portion of the closing plate portion 19a. It consists of protruding side portions 19b, 19b, 19b. The cover body 19 is slidable in the longitudinal direction with respect to the support body 20. .. Are provided on the inner surface side of the cover body 19, and the locked portions 21, 21,... Have engagement pieces 21a, 21a,.

  The support 20 is formed by integrally forming a connecting portion 20a, a hinge portion 20b continuous to one end of the connecting portion 20a, and a sealing projection 20c continuous to the other end of the connecting portion 20a. 20b is supported by the case body 2 as a fulcrum.

  The sealing projection 20c is formed in the same size and shape as the inner shape of the wall 15 in the second housing 4 and is inserted inside the wall 15 in the closed state of the first lid 18. Be placed. Therefore, in the closed state of the first lid 18, the connector holes 13 b and 13 b formed inside the wall portion 15 are closed by the sealing projection 20 c.

  The first opening / closing part 8 is provided with an urging spring 22 in the vicinity of the hinge part 20b, and the first lid 18 is urged by the urging spring 22 in the turning direction from the closed state to the open state. .

  As shown in FIGS. 5 and 6, the second opening / closing portion 9 includes an annular rear circumferential portion 23 provided at the rear end portion of the first housing 3 and the rear end of the second housing 4. The rear mounting part 24 provided in the part is combined, and the rear mounting part 24 is arranged inside the rear peripheral part 23.

  An annular placement recess 23a that is opened inward is formed at a position near the rear end of the rear circumferential portion 23 (see FIG. 6). The rear circumferential portion 23 is provided with a receiving portion 23b, and the receiving portion 23b is provided with a portion that continues inward from the front end of the placement concave portion 23a.

  A rib 25 is provided on the rear circumferential portion 23 (see FIGS. 5 and 6). The ribs 25 are provided so as to protrude rearward from the inner peripheral end of the rear surface of the rear peripheral portion 23.

  The rear mounting portion 24 includes a base portion 26 that faces in the front-rear direction and an annular wall portion 27 that protrudes rearward from the base portion 26. As shown in FIG. 6, in the rear mounting portion 24, the outer peripheral portion of the front surface of the base portion 26 is in contact with the rear surface of the receiving portion 23 b of the rear peripheral portion 23, and the outer surface of the wall portion 27 is the rear peripheral portion 23. The inner surface of the rear end portion and the inner surface of the rib 25 are in contact with each other.

  An annular insertion protrusion 26 a that protrudes outward is provided on the outer peripheral surface of the base portion 26. The insertion protrusion 26 a is inserted into the arrangement recess 23 a of the rear circumferential portion 23. An inner space in the wall portion 27 of the rear mounting portion 24 is formed as a battery mounting hole 26b (see FIG. 5), and a battery is inserted into and connected to the battery mounting hole 26b.

  Engaging protrusions 28 are provided on the rear surface of the base portion 26 so as to be spaced apart from each other in the vertical direction. The engagement protrusion 28 has a base portion 28a protruding rearward from the rear surface of the base portion 26 and a lock portion 28b protruding in a direction orthogonal to the rear end portion of the base portion 28a.

  The wall portion 27 is provided with a lock portion 27a that protrudes laterally from the rear end portion.

  A second packing 29 made of a highly elastic material such as rubber is arranged in the arrangement recess 23a of the rear circumferential portion 23 (see FIG. 6). The second packing 29 has an outer peripheral surface in contact with each surface forming the arrangement recess 23 a and the tip surface of the insertion protrusion 26 a provided on the base portion 26 of the rear mounting portion 24.

  A second lid 30 is supported on the case body 2 so as to be rotatable about the upper end portion (see FIG. 5). The second lid 30 includes a cover body 31 and a support body 32 that slidably supports the cover body 31.

  The cover body 31 is formed in a vertically long shape in the closed state, and is in a direction substantially orthogonal from three sides other than the upper end portion of the closed plate portion 31a formed in a substantially rectangular flat plate shape and the outer peripheral portion of the closed plate portion 31a. It consists of protruding side portions 31b, 31b, 31b. The cover body 31 is slidable in the longitudinal direction with respect to the support body 32. Locked portions 33, 33, 33 are provided on the inner surface side of the cover body 31, and the locked portions 33, 33, 33 have engagement pieces 33a, 33a, 33a, respectively.

  The support body 32 is formed by integrally forming a connecting portion 32a, a hinge portion 32b continuous to one end of the connecting portion 32a, and a sealing projection 32c continuous to the other end of the connecting portion 32a. 32b is supported by the case body 2 as a fulcrum.

  The sealing projection 32c is formed in the same size and shape as the inner shape of the wall 27 in the second housing 4 and is inserted inside the wall 27 in the closed state of the second lid 30. Be placed. Accordingly, in the closed state of the second lid body 30, the battery mounting hole 26 b formed inside the wall portion 27 is closed by the sealing projection 32 c.

  The first opening / closing part 8 is provided with an urging spring 34 in the vicinity of the hinge part 32b, and the second lid 30 is urged by the urging spring 34 in the turning direction from the closed state to the opened state. .

[Cover opening and closing operation]
Hereinafter, the opening / closing operation of the first lid 18 will be described (see FIGS. 3, 4, and 7).

  When the first lid 18 is rotated against the urging force of the urging spring 22 from the opened state in which the first opening / closing portion 8 is opened, the cover body 19 side of the first lid 18 The front end surfaces of the portions 19 b, 19 b, 19 b are positioned in contact with or close to the front surface of the front peripheral portion 10 of the first housing 3. At this time, the sealing projection 20c of the first lid 18 is inserted into the wall 15 of the second casing 4, and the connector holes 13b and 13b are closed by the sealing projection 20c.

  When the first lid 18 is rotated from the open state, the inner surface of the side portion 19b of the cover body 19 is in sliding contact with the outer surface of the rib 12, and the inner surface of the other side portion 19b of the cover body 19 is the second housing. The body 4 is in sliding contact with the outer surface of the protrusion 14. Accordingly, since the inner surface of the side portion 19b of the cover body 19 is in sliding contact with the outer surface of the rib 12, the rib 12 provided in the first housing 3 is pressed against the wall portion 15 provided in the second housing 4, Since the inner surface of the other side portion 19 b of the cover body 19 is in sliding contact with the outer surface of the protruding portion 14 in the second housing 4, the wall portion 15 is pressed against the rib 12.

  In this way, the rib 12 and the wall 15 are pressed against each other and applied with a fastening force in a direction in which the rib 12 and the wall 15 are in close contact with each other (see FIG. 7), and the first packing 17 is inserted into each surface forming the arrangement recess 10a. It is crushed by the front end surface of the projection 13a.

  Next, when the cover body 19 is slid upward with respect to the support body 20, the lock portions 15a, 15a, 16b, and 16b provided on the case body 2 are respectively engaged with the locked portions 21, 21,. The combined pieces 21a, 21a, ... are engaged. Accordingly, the first opening / closing portion 8 is closed by the first lid 18, and the first lid 18 is locked in the closed state.

  When the first lid 18 is locked in the closed state, a state in which a fastening force is applied in a direction in which both the rib 12 and the wall portion 15 are in close contact with each other, and the first packing 17 includes the arrangement recess 10a. The state of being crushed by each surface to be formed and the distal end surface of the insertion protrusion 13a is held.

  Note that when the first lid 18 is locked in the closed state, the first lid 18 is prevented from sliding downward by a slide prevention mechanism (not shown).

  On the contrary, when the sliding prevention mechanism is released and the first lid 18 is slid downward from the closed state where the first opening / closing portion 8 is closed, the locked state of the first lid 18 is released. Then, the first lid 18 is rotated to the open state by the biasing force of the biasing spring 22.

  Next, the opening / closing operation | movement of the 2nd cover body 30 is demonstrated (refer FIG.5, FIG6 and FIG.8).

  When the second lid 30 is rotated against the urging force of the urging spring 34 from the opened state in which the second opening / closing portion 9 is opened, the side of the cover 31 in the second lid 30 The front end surfaces of the portions 31b, 31b, 31b are positioned in contact with or close to the rear surface of the rear peripheral portion 23 of the first housing 3. At this time, the sealing protrusion 32c of the second lid 30 is inserted into the wall 27 of the second casing 4, and the battery mounting hole 26b is closed by the sealing protrusion 32c.

  When the second lid 30 is rotated from the open state, the inner surface of the side portion 31b of the cover body 31 is in sliding contact with the outer surface of the rib 25, and the inner surface of the other side portion 31b of the cover body 31 is the second housing. The body 4 is in sliding contact with the outer surface of the wall portion 27. Accordingly, since the inner surface of the side portion 31b of the cover body 31 is in sliding contact with the outer surface of the rib 25, the rib 25 provided in the first housing 3 is pressed against the wall portion 27 provided in the second housing 4; Since the inner surface of the other side portion 31 b of the cover body 31 is in sliding contact with the outer surface of the wall portion 27 in the second housing 4, the wall portion 27 is pressed against the rib 25.

  In this way, the rib 25 and the wall 27 are pressed against each other, and a fastening force is applied in a direction in which the rib 25 and the wall 27 are in close contact with each other (see FIG. 8), and the second packing 29 is inserted into each surface forming the arrangement recess 23a. It is crushed by the front end surface of the projection 26a.

  Next, when the cover body 31 is slid upward with respect to the support body 32, the engaging pieces 33a of the locked parts 33, 33, 33 are respectively engaged with the lock parts 28b, 28b, 27a provided in the case body 2. 33a and 33a are engaged. Therefore, the second lid 30 closes the second opening / closing part 9, and the second lid 30 is locked in the closed state.

  When the second lid 30 is locked in the closed state, a state in which a fastening force is applied in a direction in which the rib 25 and the wall 27 are in close contact with each other, and the second packing 29 is provided with the placement recess 23a. The state of being crushed by each surface to be formed and the distal end surface of the insertion protrusion 26a is held.

  When the second lid 30 is locked in the closed state, the second lid 30 is prevented from sliding downward by a slide prevention mechanism (not shown) at the same time.

  Conversely, when the sliding prevention mechanism is released and the second lid 30 is slid downward from the closed state where the second opening / closing part 9 is closed, the locked state of the second lid 30 is released. Then, the second lid 30 is rotated to the open state by the biasing force of the biasing spring 34.

[Summary]
As described above, in the portable electronic device 1, the first lid is closed when the first opening / closing portion 8 and the second opening / closing portion 9 are closed by the first lid 18 and the second lid 30. The body 18 and the second lid 30 are brought into contact with the ribs 12 and 25, respectively, and a fastening force is applied in a direction in which both the first casing 3 and the second casing 4 are in close contact with each other. 17 and the second packing 29 are crushed by the first casing 3 and the second casing 4.

  Accordingly, it is possible to ensure waterproofness and dustproofness without screwing the first housing 3 and the second housing 4 or increasing the number of screwing points, increasing the number of parts and working efficiency. It is possible to improve the sealing performance of the first housing 3 and the second housing 4 without causing a decrease in the above.

  In addition, since the ribs 12 and 25 are respectively provided in a part of the front peripheral portion 10 and the rear peripheral portion 23, the first lid 18 and the second lid 30 are connected to the ribs 12 and 25. The loss of force applied is small, and waterproofness and dustproofness can be efficiently ensured.

  Note that a plurality of ribs 12 and 25 may be provided on the front peripheral portion 10 and the rear peripheral portion 23, respectively, and provided on the entire circumference of the front peripheral portion 10 and the rear peripheral portion 23, respectively. It may be.

  Further, the first casing 17 and the second packing 29 are formed in the first casing 3 because the arrangement recesses 10a and 23a are formed in which the first packing 17 and the second packing 29 are inserted. 29 is stabilized, and the sealing performance of the first casing 3 and the second casing 4 can be further improved.

  In addition, although the example which formed the recessed part 10a, 23a for arrangement | positioning by which the 1st packing 17 and the 2nd packing 29 are inserted in the 1st housing | casing 3 was shown above, conversely, It is also possible to form an arrangement recess in which the first packing 17 and the second packing 29 are inserted into the two housings.

  Furthermore, in the portable electronic device 1, the insertion protrusion 13a that is inserted into the placement recesses 10a and 23a in the second housing 4 and pressed against the first packing 17 and the second packing 29, 26a is provided, the first packing 17 and the second packing 29 can be easily crushed, and the first casing 3 and the second casing 4 can be further sealed. Can do.

  When the placement recess is formed in the second casing, the insertion protrusion may be provided in the first casing.

  In addition, since the case body 2 is provided with lock portions 15a, 16b, 27a, and 28b that lock the first lid 18 and the second lid 30 in the closed state, the first lid 18 and the second lid The closed state of the lid 30 can be stabilized, and further improvement in waterproofness and dustproofness can be achieved.

  The ribs 12 and 25 are preferably formed of a resin material and a metal material. When the ribs 12 and 25 are formed of a resin material, the ribs 12 and 25 are bent using elasticity to form a second material. It is possible to improve the airtightness of the first housing 3 and the second housing 4 by pressing against the housing 4.

  On the other hand, when the ribs 12 and 25 are formed of a metal material, the processing accuracy of the ribs 12 and 25 is improved, and the ribs 12 and 25 are good for the first lid 18 and the second lid 30. It is possible to ensure a high positional accuracy.

  The specific shapes and structures of the respective parts shown in the above-described best mode are merely examples of the implementation of the present invention, and the technical scope of the present invention is limited by these. It should not be interpreted in a general way.

2 to 8 show an embodiment of the portable electronic device of the present invention, and this drawing is a perspective view of the portable electronic device. It is a side view of a portable electronic device. It is a perspective view which shows the state by which the 1st cover body was open | released. It is an expanded sectional view showing the state where the 1st lid was obstructed. It is a perspective view which shows the state by which the 2nd cover body was open | released. It is an expanded sectional view showing the state where the 2nd lid was obstructed. It is an expanded sectional view showing the state where the 1st case and the 2nd case are pressed mutually when the 1st lid is closed. It is an expanded sectional view showing the state where the 1st case and the 2nd case are pressed mutually when the 2nd lid is closed.

  DESCRIPTION OF SYMBOLS 1 ... Portable electronic device, 2 ... Case body, 3 ... 1st housing | casing, 4 ... 2nd housing | casing, 8 ... 1st obstruction | occlusion part, 9 ... 2nd obstruction | occlusion part, 10a ... recessed part for arrangement | positioning, DESCRIPTION OF SYMBOLS 12 ... Rib, 13a ... Projection part for insertion, 15a ... Lock part, 16b ... Lock part, 17 ... First packing, 18 ... First lid, 23a ... Recess for arrangement, 25 ... Rib, 26a ... For insertion Projection, 27a ... lock part, 28b ... lock part, 29 ... second packing, 30 ... second lid

Claims (5)

A case body configured by combining a first housing and a second housing and having an opening / closing portion;
A lid that is supported by the case body and opens and closes the opening and closing portion;
A packing disposed on the case body in a state of being sandwiched between the first casing and the second casing;
Ribs are provided in the opening and closing part,
When the lid is closed by the lid, the lid is brought into contact with the rib, and a fastening force is applied in a direction in which both the first casing and the second casing are in close contact with each other. A portable electronic device that is crushed by the first casing and the second casing. The portable electronic device according to claim 1, wherein the rib is provided in a part of an outer peripheral portion of the opening / closing portion. The portable electronic device according to claim 1, wherein an arrangement recess is formed in which the packing is inserted and arranged in the first casing or the second casing. The portable electronic device according to claim 3, wherein an insertion protrusion is provided in the second casing or the first casing and is inserted into the placement recess and pressed against the packing. The portable electronic device according to claim 1, wherein the case body includes a lock portion that locks the lid body in a closed state when the lid is closed by the lid body.

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