JP2005288992A - Portable electronic apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To protect printed recording paper against rain water wetting even for a long-sized paper. <P>SOLUTION: A water-drop proof cover 15, which covers the upper surface of part of a main body case 1, where a paper discharge port 18 is provided, and the lower surface of the main body case 1 along the back side of a paper holder 13, is removably mounted on the rear side of the main body case 1. Printed recording paper 12 discharged from the discharge port 18 is stored, as a result, in the water-drop proof cover 15. Accordingly, even if the printed recording paper 12 is elongated, the printed recording paper 12 is covered by the water-drop proof cover 15 so as not to be exposed outside. The printed recording paper 12 is surely protected thereby, even if the apparatus is used outdoors in the rain. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a portable electronic device such as a portable information terminal.

  For example, in a portable information terminal, an input display unit and a printer unit are provided on a device main body that is large enough to be held with one hand, and information input by the input display unit is displayed on the input display unit and displayed. The printed information is printed on the recording paper by the printer, and the printed recording paper is discharged from the paper outlet of the device main body to the outside of the device main body and issued as a recording paper such as a receipt. There is.

In such a portable information terminal, since it can be operated by holding the device body with one hand, it can be used easily indoors or outdoors, and accordingly it can be used well outdoors even in rainy weather. Thus, it is necessary to ensure the drip-proof property. In order to meet such a demand, in the portable information terminal of Patent Document 1, a drip-proof cover that covers the upper surface side of the device main body at the portion where the paper discharge port is provided is attached to the device main body so as to be opened and closed. The drip-proof cover is configured to cover the recording paper discharged from the paper discharge port.
Japanese Patent Laid-Open No. 2001-130057

  However, since the conventional portable information terminal has a structure in which the drip-proof cover only covers the upper surface side of the device main body at the portion corresponding to the paper discharge port, the printed recording paper is long. The recording sheet is fed rearward from the upper surface of the apparatus main body, and the fed recording sheet hangs down from the rear end surface of the apparatus main body, and the hanged recording sheet is exposed to the outside from the drip-proof cover. For this reason, when used outdoors in rainy weather, the printed recording paper cannot be completely covered and protected by the drip-proof cover, and there is a problem that the printed recording paper gets wet. .

  The problem to be solved by the present invention is to provide a portable electronic device that can protect a printed recording sheet from being wetted by rainwater even when the recording sheet is long.

In order to solve the above problems, the present invention includes the following components.
In addition, the reference numerals of the drawings attached to the respective components described in the section of the embodiment to be described later are attached to the respective components together with parentheses.

  As shown in FIGS. 1 to 13, the invention described in claim 1 prints information on a recording paper (12) by a print head (16). In the portable electronic device provided with the printer unit (10) that feeds out from the paper discharge port (18) provided on the upper surface of the device main body, the rear of the device main body from the upper surface of the device main body at the portion where the paper discharge port is provided. And a drip-proof cover (15) that is detachably attached to the device main body and covers the printed recording paper fed from the paper discharge port in a state of covering the lower surface of the device main body through This is a portable electronic device.

  1 to 13, the drip-proof cover (15) includes an upper cover (27) covering the upper rear side of the device main body (main body case 1) and the device. The lower cover (28) which covers the lower rear side of a main body, The said upper cover and the said lower cover were attached rotatably by the hinge part (cover hinge part 29). This is a portable electronic device.

  As shown in FIGS. 1 to 13, the invention according to claim 3 is an outer surface of the device main body (main body case 1) at each edge of the upper cover (27) and the lower cover (28). The portable electronic device according to claim 2, wherein a waterproof packing (30) is provided in close contact with the portable electronic device.

  As shown in FIGS. 1 to 13, the invention according to claim 4, the printed recording sheet (12) sent from the sheet discharge port (18) is fed to the device main body (main body case 1). The portable electronic device according to any one of claims 1 to 3, wherein a paper guide member (31) for guiding along the inner surface of the drip-proof cover (15) is detachably attached. .

  In the invention according to claim 5, as shown in FIGS. 1 to 13, the printed recording paper (12) is placed on the paper guide member (31) at the rear of the device main body (main body case 1). The portable electronic device according to claim 4, wherein a guide sheet (35) for guiding from the upper side to the lower side is provided.

  As shown in FIGS. 1 to 13, the invention according to claim 6 is the recording that has been printed on the inner corner located below the rear portion of the drip-proof cover (15) from the side surface toward the lower surface. The portable electronic device according to any one of claims 1 to 5, further comprising a paper guide rib (38) for guiding the paper (12) by bending it substantially at a right angle.

  According to the seventh aspect of the present invention, as shown in FIGS. 1 to 13, on both side surfaces of the paper guide member (31), protrusions (41) projecting toward both side inner surfaces of the upper cover (27). ) Are provided on both side inner surfaces of the upper cover so that both sides of the upper cover come into contact with the protrusion when the upper cover rotates around the hinge portion (cover hinge portion 29). The portable electronic device according to any one of claims 4 to 6, wherein a cover guide rib (42) to be pushed out is provided.

  According to the first aspect of the present invention, the drip-proof cover that covers from the upper surface of the device main body to the lower surface of the device main body from the upper surface of the device main body where the paper discharge port is provided can be attached to and detached from the device main body. By attaching it, the printed recording paper sent out from the paper discharge port can be stored in the drip-proof cover, and even if the printed recording paper is long, it was printed by the drip-proof cover. The recording paper can be covered so as not to be exposed to the outside. For this reason, even if it is used outdoors in rainy weather, the printed recording paper can be reliably protected from being wet by rainwater.

  According to the invention described in claim 2, the drip-proof cover includes an upper cover that covers the upper rear side of the device main body and a lower cover that covers the lower rear side of the device main body, and the upper cover and the lower cover are connected to the hinge portion. By attaching it so that it can be rotated, it is not necessary to remove the drip-proof cover from the device body when replacing the recording paper, and the recording paper can be easily opened by rotating the top cover around the hinge. Since it can be exchanged, a user-friendly one can be obtained.

  According to the third aspect of the present invention, the waterproof cover that is in close contact with the outer surface of the device main body is provided at each edge of the upper cover and the lower cover, so that the upper cover and the lower cover are closed. When the outer surface of the device body is covered, the waterproof packing adheres to the outer surface of the device body, so that even if the upper cover and the lower cover are pivotally attached by the hinge part, it is possible to ensure the drip-proof property. it can.

  According to the invention described in claim 4, the paper guide member for guiding the printed recording paper fed from the paper discharge port along the inner surface of the drip-proof cover is detachably attached to the apparatus main body. The printed recording sheet fed from the sheet discharge port can be smoothly guided along the inner surface of the drip-proof cover. Therefore, it is possible to prevent the recording paper from being caught at the time of conveyance and reduce the frictional resistance of the recording paper. This makes it possible to convey the recording paper satisfactorily even if the conveyance force of the printer unit is weak, and the printer Therefore, the battery life can be improved, and printing and paper conveyance can be performed in a stable state even when the remaining battery level is low.

  According to the fifth aspect of the present invention, the sheet guide member is provided with the guide sheet for guiding the printed recording paper from the upper side to the lower side at the rear of the apparatus main body. Even if there is an obstacle such as an uneven portion on the rear side, the obstacle can be covered with a guide sheet, and thus the printed recording paper can be smoothly guided by the guide sheet. Similarly to the invention described in item 4, it is possible to prevent the recording paper from being caught during conveyance and to reduce the frictional resistance of the recording paper, thereby reducing the power consumption of the printer unit and improving the battery life. it can.

  According to the sixth aspect of the present invention, the paper guide rib that guides the printed recording paper by bending it at a substantially right angle from the side surface toward the lower surface at the inner corner located below the rear portion of the drip-proof cover. With this, even if the inner corner located at the lower rear of the drip-proof cover is bent at a substantially right angle from the side surface toward the lower surface, the recording paper is smoothly directed from the side surface to the lower surface by the paper guide rib. This also prevents the recording paper from being caught during conveyance and reduces the frictional resistance of the recording paper, further reducing the power consumption of the printer unit and improving the battery life. You can plan.

  According to the seventh aspect of the present invention, the both sides of the paper guide member are provided with protrusions projecting toward the inner surfaces on both sides of the upper cover, and the upper covers are formed on both inner surfaces of the upper cover around the hinge portion. The cover guide ribs that contact the protrusions and push the sides of the upper cover when it rotates, so that the waterproof packing provided on the upper cover can be opened when opening and closing the upper cover with respect to the lower cover. Can be prevented from sliding in close contact with both side surfaces of the device body, whereby wear of the waterproof packing can be prevented and durability can be improved.

Hereinafter, an embodiment in which the portable electronic device of the present invention is applied to a portable information terminal will be described with reference to FIGS.
FIG. 1 is an external perspective view of a portable information terminal according to the present invention, FIG. 2 is a perspective view of a main part in which a drip-proof cover is attached to the portable terminal of FIG. 1, and FIG. 3 is an exploded view of the main part of FIG. A perspective view and FIG. 4 are enlarged sectional views in the direction of arrows AA in FIG.
As shown in FIG. 1, the portable information terminal includes a main body case 1. The main body case 1 is of a size that can be held with one hand and has a narrowed middle portion on both the left and right sides, and is formed in a shape in which the lateral width on the near side is narrower than the lateral width on the rear side.

  As shown in FIG. 1, an input display unit 2 is provided at the center of the upper surface of the main body case 1 in correspondence with the display opening 3, and the front side of the input display unit 2 (in FIG. 1). A key input unit 4 is provided on the upper surface of the main body case 1 on the lower side. In addition, a speaker unit 5, a push button switch 6, and a display lamp 7 are provided side by side in the left-right direction on the rear side (upper side in FIG. 1) of the input display unit 2 on the upper surface of the main body case 1. As shown in FIG. 1, a plurality of connector portions 8 for connecting to various external devices are provided on the side surface of the main body case 1, and various push button switches 9 are also provided.

  In this case, the input display unit 2 has a structure in which a transparent touch panel is superimposed on the upper surface of a display panel formed of a flat display element such as a liquid crystal display element or an EL display element (electroluminescence display element). By touching the touch panel with an input pen or fingertip through the display opening 3, information is input, and information displayed on the display panel through the transparent touch panel can be seen from above the main body case 1. It is configured. In addition, the key input unit 4 includes various keys such as character keys and numeric keys, and is configured to input information such as characters and numbers by operating these keys.

  On the other hand, as shown in FIG. 4, a printer unit 10 and a card storage unit 11 are provided inside the main body case 1 so as to be open to the rear end portion (upper side end portion in the figure) of the main body case 1. ing. In this case, the printer unit 10 is provided on the upper side in the main body case 1, and the card storage unit 11 is provided on the lower side of the printer unit 10 in the main body case 1. Further, as shown in FIGS. 1 to 4, a paper holder 13 for storing the recording paper 12 wound in a roll shape and a card insertion opening of the card storage portion 11 are opened and closed at the rear end portion of the main body case 1. A card lid 14 that can be closed is attached, and a drip-proof cover 15 that covers the paper holder 13 and the card lid 14 is detachably attached.

  As shown in FIG. 4, the printer unit 10 includes a print head 16 provided in the rear end portion of the main body case 1 and a platen roller 17 provided on the front end portion side of the paper holder 13. When the paper holder 13 is attached to the rear end portion, the platen roller 17 is disposed close to the print head 16 so as to be able to contact and separate. Thus, when the recording paper 12 in the paper holder 13 is sent between the print head 16 and the platen roller 17, the printer unit 10 prints information on the sent recording paper 12. The platen roller 17 is rotated according to the printing speed of the print head 16 to convey the recording paper 12, and the printed recording paper 12 is sent out from the paper discharge port 18 provided on the upper surface of the main body case 1 to the upper outside. It is configured.

  As shown in FIG. 4, the card storage unit 11 is inserted into the main body case 1 along the longitudinal direction of the communication card 19 so that the communication card 19 can be inserted and removed. 4 is inserted from the right side), it is electrically connected to a card connector (not shown) provided at the back (left side in FIG. 4), thereby transmitting and receiving data to and from an external device. It is configured. In this case, in the state where the communication card 19 is inserted into the card storage portion 11, the communication portion protrudes outside from the rear end portion of the main body case 1, and the protruding communication portion is located below the paper holder 13. It arrange | positions and it is comprised so that it can open and close with the card cover 14 in this state.

  As shown in FIGS. 1 to 4, the paper holder 13 includes a lower holder 20 attached to the rear end portion of the main body case 1 and an upper holder 22 rotatably attached to the lower holder 20 by a holder hinge portion 21. It has become. In this case, as shown in FIG. 4, a paper receiving portion 23 on which the roll-shaped recording paper 12 is arranged is provided on the upper portion of the lower holder 20. A stopper roller 24 for restricting the position of the paper 12 is rotatably arranged. A card receiving portion 25 corresponding to the communication portion of the communication card 19 protruding from the card storage portion 11 is provided at the lower portion of the lower holder 20.

  Further, as shown in FIG. 4, the upper holder 22 is formed in a semi-cylindrical shape that protrudes upward, and the rear end portion (the right end portion in FIG. 4) is provided at the rear end portion of the lower holder 20. A recording paper 12 disposed on the lower holder 20 is attached to the holder hinge 21 so as to be pivotable in the vertical direction via an arm 22a shown in FIG. It is comprised so that it can open and close. In this case, holder lock members 26 are slidably provided on both side surfaces of the lower holder 20, as shown in FIG. The holder lock member 26 is configured to lock both the upper holder 22 and the lower holder 20 when they are closed. The card lid 14 covers the card receiving portion 25 provided in the lower holder 20 of the paper holder 13 so as to be openable and closable. As shown in FIG. The part 21 is rotatably attached.

  By the way, the drip-proof cover 15 covering the paper holder 13 and the card cover 14 is provided on the rear part of the main body case 1 from the upper surface of the main body case 1 corresponding to the paper discharge port 18 as shown in FIGS. In the state where the portion extending from the lower surface of the card lid 14 to the lower surface of the main body case 1 through the rear of the paper holder 13 is covered, it is detachably attached to the rear side (right side in FIG. 2) of the main body case 1. The printed recording paper 12 delivered from the discharge port 18 is stored along the inner surface of the drip-proof cover 15.

  In this case, as shown in FIGS. 2 and 3, the drip-proof cover 15 includes an upper cover 27 that covers the rear portion of the main body case 1 and the upper portions of the paper holder 13, and the rear portion of the main body case 1 and each of the paper holders 13. A lower cover 28 covering the lower side is provided, and the upper cover 27 and the lower cover 28 are rotatably attached by a cover hinge portion 29. As shown in FIGS. 2 and 3, the drip-proof cover 15 includes a cover lock member 43 slidably provided on the lower cover 28 when the upper cover 27 and the lower cover 28 are closed. The upper cover 27 is configured to be locked with respect to the lower cover 28 by detachably locking the locking projections 44 provided on the upper cover 27.

  Further, a waterproof packing 30 made of rubber or the like is provided at each edge of the drip-proof cover 15 between the upper cover 27 and the lower cover 28 as shown in FIGS. The waterproof packing 30 is configured to be in close contact with the outer surface of the main body case 1 and also in close contact with the opposing surfaces of the upper cover 27 and the lower cover 28. In particular, the waterproof packing 30 provided at the edge located on the side surface of the upper cover 27 is closed when the upper cover 27 is rotated around the cover hinge portion 29 and closed as shown in FIGS. The main body case 1 is configured to be in close contact with the left and right side surfaces.

  On the other hand, as shown in FIGS. 3 and 4, the printed paper 12 fed from the paper discharge port 18 of the main body case 1 is fed to the paper holder 13 along the inner surface of the upper cover 27 of the drip-proof cover 15. A sheet guide member 31 to be guided is detachably attached. That is, the paper guide member 31 is formed in a semi-cylindrical shape that protrudes upward, like the upper holder 22 of the paper holder 13, and mounting holes 32 are provided on both left and right side surfaces thereof. The support shafts 33 provided on both side surfaces of the upper holder 13 are inserted into the upper holder 22 and attached to the upper holder 22 in a state of covering the upper holder 22, thereby operating integrally with the opening / closing operation of the upper holder 22. It is configured as follows.

  Further, as shown in FIG. 4, the paper guide member 31 is mounted on the upper holder 22 so as to cover it, so that the paper guide member 31 is placed between the upper surface of the paper guide member 31 and the inner surface of the upper cover 27 of the drip-proof cover 15. In addition, a sheet conveyance path 34 for conveying the recording sheet 12 is formed. In this case, an opening 31 a is provided on the front upper surface (the upper left surface in FIG. 3) of the paper guide member 31 to expose the opening / closing uneven portion 22 a provided on the upper surface of the upper holder 22. The opening 31a is formed so that the concavo-convex portion 22a of the upper holder 22 does not protrude from the surface of the paper guide member 31, and is formed in a shape in which the lower side is wide and the upper side is gradually narrowed. The recording paper 12 sent out from one paper discharge port 18 is configured to smoothly guide.

  Further, as shown in FIGS. 4 and 7, the sheet guide member 31 is provided with a guide sheet 35 that guides the printed recording sheet 12 from the upper side to the lower side behind the sheet holder 13. Yes. The guide sheet 35 is made of synthetic resin such as PET (polyethylene terephthalate), and the upper side thereof is inserted into the paper guide member 31 through a slit hole 36 provided in the paper guide member 31 along the width direction. The upper end portion thus formed is adhered to the inner surface of the paper guide member 31 so that the printed recording paper 12 is not caught on the upper end of the guide sheet 35.

  4 and 7, the guide sheet 35 has a portion exposed from the slit hole 36 bonded to the outer surface of the rear portion of the paper guide member 31, and a lower end portion of the guide sheet 35 on the lower side of the rear portion of the paper guide member 31. It hangs down and is configured to cover the lower guide member 37 by locating the lower end of the hang down behind the lower guide member 37 described later (right side in FIG. 4). As a result, as shown in FIG. 4, the guide sheet 35 does not catch the recording sheet 12 on the lower guide member 37 even when the lower guide member 37 is disposed below the sheet guide member 31. Is configured to guide the inner side of the lower cover 28 of the drip-proof cover 15.

  Further, as shown in FIG. 6, a plurality of paper guide ribs 38 are provided at equal intervals along the left and right width direction at the inner corner located below the rear portion of the lower cover 28 of the drip-proof cover 15. . That is, as shown in FIGS. 4 and 6, the paper guide rib 38 is formed in a substantially crescent shape, and the printed recording paper 12 is substantially perpendicular to the lower surface of the lower cover 28 from the lower side surface of the lower cover 28. It is configured to be bent and guided. Further, a lower guide member 37 is attached to the lower cover 28 so as to be spaced apart and opposed above the paper guide ribs 38. As shown in FIGS. 4 to 6, the lower guide member 37 includes a longitudinal guide piece 39 that prevents the recording paper 12 from coming into contact with the holder hinge portion 21 of the paper holder 13, and the recording paper 12 guided by the paper guide rib 38. Is formed of a lower guide piece 40 that prevents the card from contacting the card lid 14 of the card storage unit 11.

  In this case, as shown in FIGS. 4 and 5, the vertical guide piece 39 is arranged on the inner surface side (left side in FIG. 4) of the guide sheet 35 and rotates the upper holder 22 around the holder hinge portion 21 of the paper holder 13. A notch 39a is provided to prevent the arm portion 22a (see FIG. 9) of the upper holder 22 from coming into contact with the upper holder 22 when opened. Further, the lower guide piece 40 is disposed obliquely in a state of being separated from the sheet guide rib 38 toward the lower inner surface of the lower cover 28, and a serrated guide piece 40a is formed at the tip (left side in FIG. 5). Is provided. Like the guide sheet 35, the serrated guide piece 40a is made of a synthetic resin sheet such as PET and has a serrated tip so that the contact surface with respect to the recording paper 12 is reduced and friction is generated. It is configured to reduce resistance.

  Further, as shown in FIG. 8, protrusions 41 that protrude toward the inner surfaces of both sides of the upper cover 27 of the drip-proof cover 15 are provided on both side surfaces of the paper guide member 31. Further, as shown in FIGS. 8 to 13, cover guide ribs 42 are respectively provided on the inner surfaces of both sides of the upper cover 27 along the vertical direction. The cover guide rib 42 is configured so that when the upper cover 27 rotates in the vertical direction around the cover hinge portion 29 and the waterproof packing 30 located on the side surface of the upper cover 27 contacts the side surface of the main body case 1, FIG. As shown in FIG. 13, the cover guide ribs 42 come into contact with the protrusions 41 to spread both sides of the upper cover 27, so that the waterproof packing 30 located on the side surface of the upper cover 27 does not contact the side surface of the main body case 1. It is configured as follows.

  Further, the cover guide rib 42 rotates when the upper cover 27 rotates and covers and closes the roll-shaped recording paper 12 disposed on the paper receiving portion 23 of the lower cover 28, as shown in FIG. The cover guide ribs 42 are separated from the protrusions 41 and are configured so that the waterproof packing 30 located on the side surface of the upper cover 27 is in close contact with the side surface of the main body case 1. In this case, the cover guide ribs 42 are provided on the inner surfaces on both sides of the upper cover 27 in the vertical direction. However, the upper cover 27 rotates in the vertical direction around the cover hinge portion 29, thereby accompanying the upper cover 27. Therefore, even when the protrusion 41 is in a fixed state, the cover guide rib 42 is configured to be detached from the protrusion 41 when the upper cover 27 is closed.

Next, a case where such a portable information terminal is used will be described.
First, when using indoors, as shown in FIG. 1, the roll-shaped recording paper 12 is accommodated in the paper holder 13 attached to the rear side of the main body case 1. At this time, the upper holder 22 of the paper holder 13 is opened by rotating upward about the holder hinge portion 21, and the roll-shaped recording paper 12 is placed on the paper receiving portion 23 of the lower holder 20 in this state. Thereafter, when the upper holder 22 is rotated and closed, the roll-shaped recording paper 12 is stored in the paper holder 13 and can be used in this state. In this case, it is not necessary to attach the drip-proof cover 15 to the paper holder 13 side, and it can be used as it is.

  When used outdoors, as shown in FIGS. 2 to 4, a drip-proof cover 15 that covers the paper holder 13 is attached to the rear side of the main body case 1. At this time, as shown in FIG. 3, the lower cover 28 of the drip-proof cover 15 is attached to the lower rear portion of the main body case 1, and the lower holder 20 of the paper holder 13 and the card cover 14 of the lower card storage portion 11. Cover. In this case, the paper guide member 31 is mounted on the upper holder 22 of the paper holder 13 in advance, and the upper holder 22 is covered with the paper discharge port 18 exposed by the paper guide member 31. At this time, the guide sheet 35 provided on the paper holder member 31 hangs downward from the rear part of the paper holder member 31, and thereby the rear side of the vertical guide part 39 of the lower guide member 37 provided on the lower cover 20 ( The right side in FIG. 4 is covered.

  After that, as shown in FIG. 2, when the upper cover 27 of the drip-proof cover 15 is rotated and closed, the paper guide member 31 mounted on the paper holder 13 is covered with the upper cover 27. As a result, as shown in FIG. 4, the paper discharge port 18 of the main body case 1 is covered with the upper cover 27, and printing is performed between the outer surfaces of the paper guide member 31 and the guide sheet 35 and the inner surface of the drip-proof cover 15. A paper transport path 34 for transporting the recorded recording paper 12 is formed along the inner surface of the drip-proof cover 15. That is, the sheet transport path 34 passes from the sheet discharge port 18 through the upper surface of the sheet guide member 31, and from the rear surface side of the guide sheet 35 of the sheet guide member 31 to the lower side of the sheet holder 13, that is, the lower surface of the card lid 14 and the main body. It is formed over the lower surface of case 1.

  In this state, when information is input by operating the key input unit 4 and the input display unit 2 of the main body case 1, the input information is displayed on the input display unit 2, and the displayed information is displayed on the printer unit 10. Can be printed on the recording paper 12. At this time, when the recording paper 12 in the paper holder 13 is fed between the print head 16 of the printer unit 10 and the platen roller 17, the print head 16 prints information on the fed recording paper 12, and this The platen roller 17 rotates according to the printing speed of the print head 16 to convey the recording paper 12, and the printed recording paper 12 is sent upward from the paper discharge port 18 of the main body case 1.

  As shown in FIG. 4, the fed recording paper 12 that has been sent out is fed into the paper transport path 34 and guided by the inner surface of the upper cover 27 of the drip-proof cover 15 and the outer surface of the paper guide member 31. While being conveyed from the upper side of the holder 13 to the rear side, it is guided by the rear inner surface of the upper cover 27 and the guide sheet 35 of the paper guide member 31 and conveyed to the lower rear side of the drip-proof cover 15. At this time, if the printed recording paper 12 is long, the printed recording paper 12 is further provided with a paper guide rib 38 and a lower guide member provided at an inner corner located at the lower rear side of the lower cover 28. 38, and is sent and stored between the lower upper surface of the lower cover 28 and the lower surface of the card lid 14 of the paper holder 13, and between the lower upper surface of the lower cover 28 and the lower surface of the main body case 1. .

  As described above, according to the portable information terminal, the main body case 1 is passed from the upper surface of the main body case 1 where the paper discharge port 18 is provided through the back of the paper holder 13 attached to the rear portion of the main body case 1. By attaching the drip-proof cover 15 covering the lower surface to the rear side of the main body case 1 so as to be detachable, the printed recording paper 12 fed from the paper discharge port 18 can be stored in the drip-proof cover 15. it can. For this reason, even if the printed recording paper 12 is long, it can be covered by the drip-proof cover 15 so that the printed recording paper 12 is not exposed to the outside, so that it can be used outdoors in rainy weather. However, the printed recording paper 12 can be reliably protected from getting wet by rainwater.

  In this case, the drip-proof cover 15 includes an upper cover 27 that covers the rear part of the main body case 1 and each upper side of the paper holder 13, and a lower cover 28 that covers the rear part of the main body case 1 and the lower side of the paper holder 13, Since the upper cover 27 and the lower cover 28 are pivotally attached by the cover hinge portion 29, it is not necessary to remove the drip-proof cover 15 from the main body case 1 when replacing the recording paper 12, and the cover hinge portion 29. By rotating the upper cover 27 around the center, the upper holder 22 of the paper holder 13 can be rotated and opened together with the paper guide member 31, so that the recording paper 12 can be easily replaced. So you can get something easy to use.

  Further, the drip-proof cover 15 is provided with a waterproof packing 30 that is in close contact with the outer surface of the main body case 1 at each edge of the upper cover 27 and the lower cover 28, thereby rotating the upper cover 27. When the drip-proof cover 15 covers the main body case 1 and the paper holder 13, the waterproof packing 30 comes into close contact with the outer surface of the main body case 1, so that the upper cover 27, the lower cover 28, Even if it is rotatably attached by the cover hinge part 29, drip-proof property can be ensured.

  In particular, in the drip-proof structure of this portable information terminal, a paper guide member 31 that guides the printed recording paper 12 delivered from the paper discharge port 18 along the inner surface of the drip-proof cover 15 is provided above the paper holder 13. Since the holder 22 is detachably attached, the printed recording paper 12 fed from the paper discharge port 18 can be smoothly guided along the inner surface of the upper cover 27 of the drip-proof cover 15. For this reason, it is possible to prevent the recording paper 12 from being caught during conveyance, and to reduce the frictional resistance of the recording paper 12, so that the recording paper 12 can be conveyed well even if the conveyance force of the printer unit 10 is weak. it can. Thereby, the power consumption of the printer unit 10 can be suppressed, the battery life can be improved, and printing and paper conveyance can be performed in a stable state even when the remaining battery level is low.

  In this case, the paper guide member 31 is provided with a guide sheet 35 that guides the printed recording paper 12 from the upper side to the lower side behind the paper holder 13. Even when there are obstacles such as the holder hinge portion 21 and the lower guide member 38 that are uneven portions, the obstacle can be covered with the guide sheet 35, and the printed recording paper 12 can be covered with the guide sheet 35. It can guide smoothly.

  For this reason, it is possible to prevent the recording paper 12 from being caught during conveyance and to reduce the frictional resistance of the recording paper 12, so that the power consumption of the printer unit 10 can be suppressed and the battery life can be improved. . In particular, the guide sheet 35 has its upper end inserted through the slit hole 36 of the paper guide member 31 and adhered to the inner surface of the paper guide member 31. The paper 12 is not caught, and the printed recording paper 12 can be smoothly guided by this.

  In addition, at the inner corner located below the rear portion of the lower cover 28 of the drip-proof cover 15, a substantially crescent-shaped sheet that guides the printed recording sheet 12 by bending it at a substantially right angle from the side surface toward the lower surface. By providing the guide rib 38, the recording paper 12 can be smoothly smoothed by the paper guide rib 38 even when the inner corner located below the rear portion of the drip-proof cover 15 is bent at a substantially right angle from the side surface toward the lower surface. Since it can be guided from the side surface to the lower surface, it is possible to prevent the recording paper 12 from being caught during conveyance and to reduce the frictional resistance of the recording paper 12, so that the power consumption of the printer unit 10 is further increased. The battery life can be improved by suppressing the above.

  Further, in this portable information terminal, projections 41 projecting toward the inner surfaces on both sides of the upper cover 27 are provided on both side surfaces of the paper guide member 35, and the cover hinge portions 29 are centered on the inner surfaces on both sides of the upper cover 27. When the upper cover 27 is rotated, the cover guide ribs 42 are provided to contact the protrusion 41 and push the both sides of the upper cover 27, thereby opening and closing the upper cover 27 with respect to the lower cover 28. In addition, it is possible to prevent the waterproof packing 30 provided on the upper cover 27 from sliding in close contact with both side surfaces of the main body case 1, thereby preventing wear of the waterproof packing 30 and improving durability. Can do.

  In the above embodiment, the case where the portable electronic device is applied to a portable information terminal has been described. However, the present invention is not limited to this, and other portable devices including a printer unit such as a PDA (Personal Digital Assistant). It can be widely applied to electronic devices of a type.

1 is an external perspective view of a portable information terminal to which the present invention is applied. It is a perspective view of the principal part of the state which attached the drip-proof cover to the main body case of FIG. FIG. 3 is an exploded perspective view of FIG. 2. It is an expanded sectional view in the AA arrow of FIG. It is a perspective view of the drip-proof cover of FIG. FIG. 6 is an exploded perspective view of the lower guide member in FIG. 5. FIG. 4 is a perspective view showing a paper guide member of FIG. 3. It is the perspective view which showed the state which opened the upper cover of the drip-proof cover in FIG. It is a side view of FIG. FIG. 10 is a side view illustrating a state in which the upper cover of FIG. 9 is rotated in a closing direction. FIG. 11 is a side view when the upper cover is further rotated in the state of FIG. 10 and the protrusion of the paper holder comes into contact with the cover guide rib of the upper cover and is spread. FIG. 12 is a side view of the state in which the upper cover is completely closed in the state of FIG. 11 and the cover guide rib of the upper cover is detached from the protrusion of the paper holder. FIG. 12 is an enlarged front view of the main part showing a state when the side surface of the upper cover in the state of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Main body case 10 Printer part 12 Recording paper 13 Paper holder 15 Drip-proof cover 18 Paper discharge port 27 Upper cover 28 Lower cover 29 Cover hinge part 30 Waterproof packing 31 Paper guide member 34 Paper conveyance path 35 Guide sheet 38 Paper guide rib 41 Protrusion part 42 Cover guide rib

Claims (7)

In a portable electronic device having a printer unit that prints information on a recording sheet with a print head and sends out the printed recording sheet from a sheet discharge port provided on the upper surface of the apparatus body.
The paper discharge port is detachably attached to the device main body in a state where the paper discharge port is covered from the upper surface of the device main body to the lower surface of the device main body through the rear of the device main body. A portable electronic device, comprising: a drip-proof cover for storing the printed recording sheet sent out from the printer.   The drip-proof cover includes an upper cover that covers an upper rear side of the device main body and a lower cover that covers a lower rear side of the device main body, and the upper cover and the lower cover are rotatably attached by a hinge portion. The portable electronic device according to claim 1, wherein the portable electronic device is provided.   3. The portable electronic device according to claim 2, wherein a waterproof packing that adheres to an outer surface of the device main body is provided at each edge of the upper cover and the lower cover.   The paper guide member that guides the printed recording paper fed from the paper discharge port along the inner surface of the drip-proof cover is detachably attached to the device main body. The portable electronic device in any one of 1-3.   The portable sheet according to claim 4, wherein the sheet guide member is provided with a guide sheet for guiding the printed recording sheet from the upper side to the lower side in the rear of the device main body. Type electronic equipment.   A paper guide rib that guides the printed recording paper by bending it at a substantially right angle from the side surface to the bottom surface is provided at the inner corner located below the rear portion of the drip-proof cover. The portable electronic device according to any one of claims 1 to 5. Protrusions projecting toward both inner surfaces of the upper cover are provided on both side surfaces of the paper guide member, and the upper cover rotates on both inner surfaces of the upper cover around the hinge portion. The portable electronic device according to claim 4, further comprising cover guide ribs that come into contact with the protrusions and push both side portions of the upper cover.

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