JP2017108081A - Optical information reader - Google Patents

Abstract

It is necessary to position a substrate or the like provided with a power supply terminal.
A main body, an information reading unit that reads information recorded on an object to be read using light, a control board having a control unit that controls the information reading unit, and electric power from a battery to the control board. A power supply board to be supplied, the power supply board having a fitting hole, and a protrusion formed on the main body is inserted into the fitting hole.
[Selection] Figure 8

Description

The present invention relates to an information terminal that reads a symbol such as a barcode or a two-dimensional code.

  As a conventional optical information reader, a handy terminal disclosed in Patent Document 1 is disclosed. This kind of handy terminal is used to read a bar code attached to a product or its packaging box in a factory, a warehouse or the like. The handy terminal emits a laser beam and scans the barcode with this laser beam for reading.

  As a battery connection method, a general method of attaching a rechargeable battery to a power supply terminal provided in a battery storage unit on the main body side is used.

JP2013-156751A

  However, in order to make sure that the battery is in contact with the battery, it is necessary to position the board on which the power supply terminal is provided. For this purpose, a screw is used to fix the board and the work process and the number of parts are consumed. There was a problem of being.

  Accordingly, the present invention provides an optical information reading apparatus including a power supply terminal that can position a power supply board with a simple configuration.

According to the optical information reader according to the present invention,
The body,
An information reading unit for reading information recorded on the reading object using light;
A control board having a control unit for controlling the information reading unit;
A power supply board for supplying power from the battery to the control board,
The power supply board has a fitting hole,
A protrusion formed on the main body is inserted into the fitting hole.

  According to the present invention, the power supply substrate can be positioned with a simple configuration.

1 is a front view of an optical information reader according to an embodiment of the present invention. 1 is a rear view of an optical information reader according to an embodiment of the present invention. 1 is a rear perspective view of an optical information reader according to an embodiment of the present invention. Sectional drawing of the optical information reader which concerns on one Embodiment of this invention The enlarged view of the battery lock mechanism of the optical information reader which concerns on one Embodiment of this invention. 1 is an exploded perspective view of an optical information reader according to an embodiment of the present invention. Another exploded perspective view of the optical information reader according to an embodiment of the present invention. Another exploded perspective view of the optical information reader according to an embodiment of the present invention. The principal part enlarged view of the optical information reader which concerns on one Embodiment of this invention. Another sectional view of an optical information reading device concerning one embodiment of the present invention. Another exploded perspective view of the optical information reader according to an embodiment of the present invention. Another exploded perspective view of the optical information reader according to an embodiment of the present invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings, the same reference numerals are common throughout the drawings. However, the embodiment described below exemplifies an optical information reader for embodying the technical idea of the present invention, and the present invention does not specify the optical information reader as follows. Further, the present specification by no means specifies the members shown in the claims as the members of the embodiments. In one embodiment of the present invention, a grip type handy terminal with a one-dimensional barcode reader is taken as an example of the optical information reader.

  As shown in the rear perspective view of FIG. 3, the housing 100 constituting the outer shape of the optical information reading device 1 shown in FIG. 1 is divided into two parts, an upper case 101 and a lower case 102. As shown in FIG. 1, a liquid crystal display unit 2 is provided on the front side of the optical information reader 1, and an operation unit 3 is provided on the lower side. The housing 100 includes a display unit 4 provided with a liquid crystal display unit 2 and a grip unit 5 provided with an operation unit 3 and gripped by a user.

  The liquid crystal display unit 2 is a part for displaying various information such as an image obtained by photographing a symbol to be read by the camera unit, information obtained by decoding the symbol, and other setting information. While referring to the displayed display contents, the operation unit 3 arranged on the front is operated with one hand or both hands. A touch panel is disposed on the upper surface of the liquid crystal display unit 2. Further, a light guide member 6 for the LED light is provided above the liquid crystal display unit 2 so that the LED light can be visually recognized when the built-in LED light is emitted.

  The operation unit 3 is assigned a numeric keypad 10 for performing various operations, a power button 7, various function button groups 8, a scan button 9, and the like. The power button 7 has a lower protruding amount from the upper case 101 than the other keys, and a burring-shaped convex portion is formed around the power button 7 of the upper case 101 so that the power button 7 7 is prevented from being pushed by mistake. Inside the upper case 101, a key rubber 18 with various keys and a key substrate 19 are provided.

  FIG. 2 is a rear view of the optical information reading device 1 according to an embodiment of the present invention. A scanner unit 14 is provided at a position on the rear surface of the liquid crystal display unit 2, and a translucent surface is provided on the front surface. The laser beam emitted from the scanner unit 16 provided in the scanner window 15 can be transmitted. A speaker unit 17 is provided adjacent to the scanner unit 14 on the grip unit 5 side of the scanner unit 14.

  FIG. 3 is a rear perspective view of the optical information reader 1 according to an embodiment of the present invention. The lower grip portion 5 includes a battery 11 for supplying electric power for driving the optical information reading device 1. As shown in FIG. 3, the battery 11 is detachably attached to the optical information reader 1. In addition, a battery storage unit 31 that stores the battery 11 is provided. The battery housing 31 is a hollow opening in the lower case 102 and is closed by the battery cover 12. For this reason, the battery cover 12 is detachable. The lower case 102 is provided with a battery lock knob 13 for holding the battery cover 12 in a closed state.

  When the battery cover 12 is removed and the battery 11 is removed, a part of the battery housing 31 is opened as shown in FIG. 3, and the card connector 20 arranged on the key board 19 can be seen from there, with the user's finger. It becomes accessible.

  Scan keys 21 are provided on the left and right sides of the housing 100. The scan key 21 is positioned above the grip portion 5 of the housing 100 in the longitudinal direction of the housing 100 and is disposed beside the liquid crystal display portion 2.

  FIG. 4 is a cross-sectional view of the optical information reading apparatus 1 according to an embodiment of the present invention, and a foot portion 32 positioned below the top portion 14a of the scanner portion 14 is provided in the longitudinal direction of the housing 100. This is provided in order to prevent the top portion 14a from hitting the ground when the casing 100 is dropped and to reduce the impact. When landing at the top portion 14a, damage caused by receiving an impact at the tip of the casing 100 near the scanner portion 14 is large, and the scanner window frame 22 may be deformed, and the scanner window 15 may be detached or destroyed. Since the optical information reading apparatus 1 has the scanner function as a main function, it means that damage to the scanner window 15 greatly deteriorates the quality of the product or does not function as a product. The protection of the scanner unit 16 provided inside is extremely important.

  A control board 51 on which a control device 50 for controlling the liquid crystal display unit 2 and the scanner unit 16 is mounted is disposed above the housing 100, and a flexible board for supplying power from the battery 11 to the control board 51. A printed power supply board 52 is disposed below the control board 51.

  The power supply board 52 includes a terminal 54 of a connector 53 below the power supply board 52, and the terminal 54 is in contact with the battery 11 to be fed.

  Further, when the housing 100 is placed on a flat surface, the housing 100 is supported by the foot 32 of the scanner unit 14 and the lower end of the lower case 102 so that the upper case 101 is slightly inclined. It has become. Since the upper case 101 is inclined, the liquid crystal display unit 2 is directed toward the user's face on the lower end side of the housing 100, and there is an advantage that the visibility at the time of placement is improved. Further, as described above, the convex shape of the scanner unit 14 causes a gap to be formed between the mounting surface when supported by the foot 32 of the scanner unit 14 and the lower end of the lower case 102 as described above. When the user's finger enters the gap, the user can easily hold the case 100 placed thereon.

  A battery 11 is accommodated inside the grip portion 5. The lock knob 13 of the battery cover 12 is configured to be slidable between a locked state in which the battery cover 12 is held closed and a released state in which the battery cover 12 is freely removed. By this operation, the lock state and the release state can be switched. The lock knob 13 is provided so as to slide on the spring portion 78 of the lower case 102.

  FIG. 5 is an enlarged view of the battery lock mechanism of the optical information reader 1 according to the embodiment of the present invention. As shown in FIG. 5, since the lock knob 13 has a pressing surface 79 orthogonal to the sliding direction, the mountain-shaped portion provided at the tip of the resin spring by the sliding movement of the pressing surface 79 of the lock knob 13 is a lock knob. By being pushed down by 13 slide movements and being moved over, a sense of lock is obtained, and moves in either the lock position or the release position.

  Further, as shown in FIG. 4, the lock knob 13 is located slightly above the center in the longitudinal direction of the back surface. By forming a curve from the top of the lock knob 13 toward the lower surface in the longitudinal direction of the casing 100 and a curve from the convex portion 12a of the battery cover 12 toward the upper surface in the longitudinal direction of the casing 100 with a series of curved lines, When the user grips 100, the user's index finger or other finger can be hooked. As a result, when reading with the scanner unit 14, the barcode located upward with the housing 100 facing upward and the barcode located below the ground or the like are held without burden and stably. Is possible.

  Further, in these battery units 5, the side away from the housing 100 first when the battery 11 is attached and detached and the side away from the housing 100 first when the battery cover 12 is attached and detached are opposite to each other with respect to the longitudinal direction of the housing 100. Located on the side. This means that there is a fulcrum for opening the battery cover 12 on the side away from the housing 100 first when the battery 11 is attached or detached. Specifically, the battery 11 is separated from the housing 100 from the lower end side of the housing 100 when the battery 11 is attached or detached. On the other hand, the battery cover 12 is separated from the housing 100 from the lock knob 13 side when the battery cover 12 is attached or detached.

  Even if a force is applied to the battery 11 inside the casing 100 in the direction away from the casing 100 due to a drop impact or the like, the battery cover 12 is prevented from being deformed by being pressed by the battery 11 or coming off the casing 100.

  Further, the battery unit 5 has a shape that can be stably held with one hand. As shown in FIG. 5, the battery cover 12 and the lower case 102 have a smooth curve without a step, and have a shape that fits when the housing 100 is gripped with one hand. In addition, since the battery 11 is disposed at a position that fits in the palm of the hand, the center of gravity fits in the palm of the hand and can be stably held. A charging terminal 41 is provided on the lower surface of the housing 100, and the battery 11 can be charged by the power supply terminal on the cradle side when the optical information reader 1 is placed on the charging cradle.

  FIG. 6 is an exploded perspective view of the optical information reading apparatus 1 according to an embodiment of the present invention. As shown in FIG. 6, the control board 51 is sandwiched between the display frame 70 and the lower frame 74. The hole of the control board 51 is positioned in the positioning pin 70 a of the display frame 70, and the frame unit 76 is formed by inserting the pin 70 a into the boss formed in the lower frame 74. Accordingly, the position of the control board 51 with respect to the display frame 70 and the lower frame 74 can be fixed without the need for fixing means such as fixing screws. The control board 51 has a display frame cushion material 72 and a lower frame cushion material 75 between the display frame 70 and the lower frame 74, respectively, and is protected from an impact such as dropping. The display frame 70 and the lower frame 74 are screwed in a state where the control board 51 is sandwiched. The frame unit 76 is sandwiched between the upper case 101 and the lower case 102 and does not require fixing means such as screws. Conventionally, the upper case 101 and the lower case 102 and the frame to which the control board 51 is fixed are fastened together with screws or the like. However, the internal force is easily transmitted to the internal parts by external force and the upper and lower cases are deformed. There is a problem that the control board 51 that is deformed and sandwiched with the frame is damaged. The frame unit 76 in this embodiment has a structure that avoids this problem.

  The scanner unit 16 is fixed to the lower frame 74 with screws. A scanner elastic member 77 is disposed between the scanner unit 16 and the lower case 102. As described above, a large impact is not applied to the frame unit 76, and the scanner unit 16 fixed to the lower frame 74 is also protected from the impact. In addition, by arranging the arrangement of the elastic member 77, the impact is further reduced.

<Support structure of LCD>
FIG. 7 is another exploded perspective view of the optical information reading apparatus 1 according to an embodiment of the present invention. The liquid crystal display unit 2 is connected to the control board 51 disposed on the back side thereof by an FPC 71 (not shown), and is held to the display frame 70 via a display cushion material 85. On the back surface of the liquid crystal display unit 2, a support member 73 for elastically supporting the liquid crystal display unit 2 with respect to the control substrate 51 is provided. The support member 73 is made of a metal member having a spring property, and electrically connects the back surface of the liquid crystal display unit 2 and the control substrate 51 and also serves as a ground for the liquid crystal display unit 2.

  The support member 73 only needs to be made of a conductive material having strength, and is not limited to metal. The display cushion material 85 is disposed so as to cover five surfaces other than the display surface of the liquid crystal display unit 2, and only the necessary portions are cut out to expose the liquid crystal display unit 2. The cushion material 85 covers five surfaces other than the display surface, but the back surface of the LCD is the main surface, and it is easy to cover the five surfaces by folding each side with respect to the side surface of the LCD. Is formed.

  For example, if the place where the support member 73 is disposed is a case where conduction with the liquid crystal display unit 2 is established as described above, the metal portion on the back surface of the liquid crystal display unit 2 corresponding to the support member 73 is exposed and the support member 73 is exposed. The cushioning material 85 for display is cut out so that it can contact | abut.

  In the present embodiment, a plurality of support members 73 are arranged, and preferably arranged diagonally with respect to the display surface of the liquid crystal display unit 2. As a result, a plurality of ground paths can be provided in the liquid crystal display unit 2, and noise from the liquid crystal display unit 2 can be reduced. By placing on the diagonal line, a wide area with respect to the area of the display surface of the liquid crystal display unit 2 can be covered, and the grounding effect is further enhanced.

  Further, by supporting the liquid crystal display unit 2 at a plurality of locations, the deflection of the liquid crystal display unit 2 at the support location can be reduced, and the display unevenness of the liquid crystal display unit 2 due to the deflection can be reduced. More preferably, it is to reduce display unevenness by disposing the support member 73 so as to avoid the central portion of the liquid crystal display unit 2 that is most easily bent. For example, two or more locations near the four corners of the liquid crystal display unit 2 Place in position. In the present embodiment, the four corners of the liquid crystal display unit 2 are arranged at three places, and the position corresponding to the remaining one place is relatively large on the control board 51 and requires an IC or display that requires a design space. A connecting portion for improving the strength of the frame 70 is arranged.

  Support members 73 may be disposed at the four corners of the display surface, but an appropriate number of contacts may be performed in view of the effect of increasing the number of contact points.

<Positioning structure of power supply board>
FIG. 8 is another exploded perspective view of the optical information reading apparatus 1 according to the embodiment of the present invention, and FIG. 9 is a diagram of the control board 51 of the optical information reading apparatus 1 according to the embodiment of the present invention. It is an enlarged view. 9 is a perspective view from the back side of the control board 51 in FIG.

  The flexible printed power board 52 and the control board 51 are connected by the FPC unit 82, and a receiver provided in the lower case 102 so that the flexible printed power board 52 can come into contact with the lower side of the flexible printed power board 52. A portion 57 is provided. The flexible printed power supply board 52 connected to the control board 52 is positioned relative to the display frame 70 by being temporarily fixed to the hooking portion 83 of the display frame 70. At that time, the FPC part 82 draws an S-shape, and the flexible printed power supply substrate 52 is pressed against the hooking part 83 side of the display frame 70 by the biasing force generated by the deformation of the FPC part 82 itself. The position of the flexible printed power supply substrate 52 with respect to the plane parallel to the liquid crystal display unit 2 is restricted by the hook portion 83, and the position with respect to the display frame 70 is determined without using a fixing member. On the other hand, the biasing force due to the deformation of the FPC 82 naturally extends to the control board 51, and biases the control board 51 upward of the display frame 70. Accordingly, the control board 51 is also positioned with respect to the display frame 70, and the relative positions of the display frame 70, the control board 51, and the flexible printed power supply board 52 are determined by the urging force due to the deformation of the FPC 82 without using a fixing member. The frame unit 76 is formed.

During the operation of mounting the frame unit 76 on the lower case 102, the protrusion 56 of the lower case 102 is inserted into the fitting hole 55 of the flexible printed power supply substrate 52 and fits in the receiving portion 57. By inserting the projection 56 into the fitting hole 55, the position of the flexible printed power supply substrate 52 in the plane parallel to the liquid crystal display unit 2 with respect to the lower case 102 is determined, and the flexible print power supply is connected to the lower case 102 and the display frame 70. The substrate 52 is sandwiched and the flexible printed power supply substrate 52 can be fixed. The frame unit 76 is attached from the front side of the housing 100 toward the lower case 102, but a convex shape 83 a formed integrally with the hooking portion 83 of the display frame 70 is formed on the back side of the battery housing portion 31. It fits so that it may fit in the concave shape made, and a position is decided.
Therefore, the flexible printed power supply board 52 can be easily positioned with respect to the battery 11 without requiring fixing means such as screws.

<Arrangement of vibration element>
FIG. 10 is another cross-sectional view of the optical information reading apparatus 1 according to an embodiment of the present invention. As shown in FIG. 10, the control board 51 has extending portions 58 a and 58 b that extend downward along the left and right sides of the battery 11. A vibration element 59 is provided in the vicinity of the tip of the extending portion 58 a of the lower case 102. This is a position where the vibration can be easily detected when the user holds the casing 100 with the right hand. The extending portion 58b is longer than the extending portion 58a and extends to the same extent as the lower end of the vibration element 59. Accordingly, the sub battery connector 60 can be disposed on the distal end side of the extending portion 58b, and the extending portion 58a can be shortened to make a space for disposing the vibration element 59.

  However, the optical information reading apparatus 1 according to the present invention is a portable information reading apparatus that can be carried, and vibration is easily transmitted to the distal end side of the extending portion 58b due to vibration caused by movement of the housing 100 or the like. Yes. On the other hand, a cushion member 84 is disposed on the front side of the sub-battery connector 60 provided at the tip of the extending portion 58b, and is configured to contact the key board 19. Thereby, the vibration of the extending portion 58b is suppressed, and damage to the control board 51 can be reduced.

<LED light guide holding structure>
FIG. 11 is another exploded perspective view of the optical information reading device 1 according to the embodiment of the present invention, and the light guide member 6 is disposed on the upper case 101.

  The light guide member 6 is accommodated in an accommodation groove 80 formed in the upper case 101, and is pressed toward the front side from the back surface by a pressing portion 81 provided on the upper portion of the display frame 70. As a result, there is no need to provide a fixing means that is required to have a fixing structure such as a screw, and the light guide member 6 can be fixed with a simple configuration.

  Note that it is not necessary to provide a fixing means such as a screw, and it may be combined with fixing with a simple double-sided tape or the like. In that case, the fixing by a fixing means such as a double-sided tape is the main fixing, and the pressing portion 81 is provided as an auxiliary pressing member so that the light guide member 6 does not fall into the housing 100 when it is removed. The pressing portion 81 may be disposed on the back side of the light guide member 6 so as not to contact the light guide member 6 while the light guide member 6 is fixed by other fixing means such as a double-sided tape. The pressing part 81 may be arranged.

  Here, the upper case 101 has a recess 81 a corresponding to the pressing portion 81. The recess 81a serves as a guide, and the attachment between the upper case 101 and the frame unit 76 is improved.

<Substrate holding structure of charging terminal>
FIG. 12 is another exploded perspective view of the optical information reader 1 according to the embodiment of the present invention. The charging terminal member 90 provided so that the charging terminal 41 is exposed on the lower surface of the housing 100 is connected to the charging board 91, and the charging board 91 is another board such as the control board 51 as shown in FIG. Are arranged vertically.

  The charging board 91 is fixed to the lower case 102 by the charging board holding member 94. The charging board 91 is held by a holding portion 93 provided on the center side of the charging board holding member 94. The charging board pressing member 94 has a positioning hole and a fixing hole so as to sandwich the holding portion 93, and a pin formed in the lower case 102 is positioned and fixed with respect to the lower case 102 by being inserted into the positioning hole. It is fixed by a screw that passes through the service hole and reaches the lower case 102. In this state, the charging board pressing member 94 is disposed so as to contact the charging terminal member 90 connected to the charging board 91.

  The charging terminal member 90 is inserted into an opening hole 95 formed in the lower end surface of the housing 100. Therefore, when the charging terminal member 90 is pushed from the lower end surface side of the housing 100, it is easy to enter the inside. The charging terminal member 90 and the charging board 91 are connected by a plurality of conductive parts made of metal, and the relative positional relationship is determined to some extent, but if the charging terminal member 90 is pushed with a certain load, the internal side There is a possibility of getting in. In the present embodiment, since the charging board pressing member 94 comes into contact with the charging terminal member 90, both the positions of the charging board 91 and the charging terminal member 90 can be fixed by the charging board pressing member 94. It has become.

  The charging terminal member 90 to which the charging board 91 is connected is inserted into the opening hole 95 of the lower case 102 from a direction perpendicular to the opening surface. Further, a charging board holding member 94 that fixes the charging board 91 to the lower case 102 is screwed to the lower case 102 in a direction parallel to the charging board 91. With this configuration, the charging board 91 itself is arranged side by side in the thickness direction with respect to the longitudinal direction of the casing 100, thereby reducing the size of the casing 100 in the longitudinal direction, and the charging board 91 with a simple configuration. 91 and the charging terminal member 90 can be fixed.

  As mentioned above, although the invention which concerns on one Embodiment of this invention was demonstrated, this invention is not restricted to the structure as described in this embodiment, A various change is possible.

According to the optical information reader according to the present invention,
The body,
An information reading unit for reading information recorded using light;
A display panel for displaying the information;
A control board having a control unit for controlling the information reading unit;
A substrate holder for holding the display panel and the control substrate;
An illumination part having an illumination hole is provided on the upper part of the display panel in front of the main body,
The illumination unit has a light guide member that covers the illumination hole,
The substrate holder may be positioned on the back surface of the light guide member at a position that does not overlap the illumination hole.

  The substrate holder may be in contact with the light guide member.

DESCRIPTION OF SYMBOLS 1 Optical information reader 2 Liquid crystal display part 3 Operation part 4 Display part 5 Grip part 6 Light guide member 7 of LED light Power button 8 Function button group 9 Scan button 11 Battery 12 Battery cover 13 Battery lock knob 14 Scanner part 14a Top part 15 Scanner window frame 16 Scanner unit 17 Speaker unit 18 Key rubber 19 Key board
20 Card connector 21 Scan key 22 Scanner window frame 31 Battery housing part 32 Buffer part 41 Charging terminal 50 Control device 51 Control board 52 Power supply board 53 Connector 54 Terminal 55 Fitting hole 56 Projection part 57 Receiving part 58a Extension part 58b Extension part 59 Vibrating element 60 Sub battery connector 70 Display frame 71 FPC
72 Display frame cushion material 73 Support member 74 Lower frame 75 Lower frame cushion material 76 Frame unit 77 Scanner cushion material 78 Lower case spring portion 79 Press surface 80 Housing groove 81 Press portion 82 FPC portion 83 Hook portion 84 Cushion member 85 Display cushion material 90 Charging terminal member 91 Charging board 92 FPC
94 Charging board holding member 95 Open hole 100 Housing 101 Upper case 102 Lower case

Claims (5)

The body,
An information reading unit for reading information recorded on the reading object using light;
A control board having a control unit for controlling the information reading unit;
A power supply board for supplying power from the battery to the control board,
The power supply board has a fitting hole,
An optical information reading device, wherein a protrusion formed on the main body is inserted into the fitting hole. A holder for supporting the control board;
The power supply board is connected to the control board by a flexible printed circuit board having a predetermined elastic force,
The position of the power supply board is set so that the flexible printed circuit board is bent so that an urging force is generated by the flexible printed circuit board with respect to the power supply board held by the hook portion provided in the holder. The optical information reading device according to claim 1, wherein the optical information reading device is regulated by the hook portion.   The optical information reader according to claim 1, wherein the power supply board is biased toward the battery by an urging force of the flexible printed circuit board.   The shape of the fitting hole is equivalent to the outer shape of the protrusion, and the movement of the power supply board with respect to the direction of the urging force by the flexible printed circuit board is restricted. Optical information reader. A display panel for displaying the information;
A substrate holder for holding the display panel and the control substrate;
An illumination part having an illumination hole is provided on the upper part of the display panel in front of the main body,
The illumination unit has a light guide member that covers the illumination hole,
5. The optical information reading apparatus according to claim 2, wherein the holder is positioned on a back surface of the light guide member at a position where the holder does not overlap with the illumination hole.

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