JP5880853B2 - Tray type drawer structure of electronic equipment - Google Patents

Description

  The present invention relates to a tray-type drawer structure of an electronic device for mainly inserting and removing an external storage medium such as a memory card in a mobile phone, a smartphone, and other electronic devices.

  Electronic devices such as mobile phones and smartphones are equipped with a tray that can be pulled out from the outside of the electronic device casing, and an external storage medium such as an IC card or flash memory card is accommodated in the pulled-out tray, which is then stored in the electronic device. A tray-type drawer structure in which the external storage medium is connected to a card connector or the like equipped in an electronic device by being inserted is widely used.

  Conventionally, in such a tray type drawer portion structure, a tray insertion portion into which a tray is inserted into a card connector or the like is provided, and elastic retaining pieces made of spring material are provided on both sides of the tray insertion portion, and the elastic retaining portion is provided. 2. Description of the Related Art There is known a so-called half-locking-out prevention mechanism in which a piece is engaged with engaging recesses formed on both sides of the tray to prevent the tray from coming out.

  In such a half-lock type pull-out prevention mechanism, when a force in a pulling direction more than a certain level is applied to the tray by the take-out mechanism, the elastic retaining piece is pushed and spread by the inner edge portion of the engaging recess, whereby the tray The locked state is released, and the tray can be pulled out from the electronic device.

  On the other hand, as the take-out mechanism, the housing is provided with an extrusion arm that is rotatably supported on the back side in the card insertion / removal direction of the housing, and the push-out arm is rotated by pushing one end of the extrusion arm with a push pin. An apparatus in which the rear edge of the tray is pushed out in the discharge direction on the other end side is known (see, for example, Patent Document 1).

  In addition, as another take-out mechanism, a push-in / push-out mechanism using a heart cam or the like is provided, and the tray is held at a predetermined position of the housing by the first card pushing operation, and the pushing force is released by pushing the card again to push out. There is one that is pushed out in the pull-out direction by a spring (see, for example, Patent Document 2).

JP 2008-108695 A JP 2003-317861 A

  However, in the tray-type drawer portion structure of the conventional electronic device as described above, when a pull-out prevention mechanism using the half-lock method is used, a force in the pull-out direction of a certain level or more acts due to a drop impact when the electronic device is dropped. There is a possibility that the tray may come out of the electronic device in an unintended situation.

  In addition, in the conventional tray-type drawer structure of an electronic device, when a take-out mechanism using a push pin is used, the tray cannot be pulled out from the housing of the electronic device without the push pin or its substitute, which is inconvenient. In addition, there is a problem that there is a problem that it is necessary to open a pin insertion hole for inserting a push pin in the front edge part of the tray or the outer side surface of the casing, which impairs the beauty of the outer surface part of the casing of the electronic device. Furthermore, there is a possibility that water droplets or the like may enter the device from the pin insertion hole.

  Furthermore, when the push-in / push-out type take-out mechanism as described above is used, since it has a structure such as a heart cam, the outer shape of the entire connector is increased, and the area occupied by the connector on the printed wiring board is increased. In addition, there is a problem that the size of the apparatus may be hindered, and the number of parts is large, and the cost is increased due to a complicated structure.

  SUMMARY OF THE INVENTION Accordingly, in view of such a conventional problem, the present invention has an object to provide a tray-type drawer structure for an electronic device that can reliably prevent unexpected pull-out due to a drop impact or the like and can be easily pulled out with a simple structure. It was made as.

  The feature of the invention according to claim 1 for solving the conventional problems as described above and achieving an intended purpose is that the electronic device is pulled out into the electronic device through a tray insertion opening opened on the outer surface of the housing of the electronic device. In a tray-type drawer structure of an electronic device comprising a tray that can be inserted, the tray is movably joined to an end of the tray body in the drawer direction, and closes the tray insertion slot at a predetermined insertion position. A leading edge lid body, and a pivot shaft projection projecting from one or both sides of the tray thickness direction on the leading edge lid body, and being held against the inner edge portion of the tray insertion opening at the predetermined insertion position. A lateral movement restricting portion for restricting movement of the front edge lid in the tray width direction, and the rotation shaft protrusion is rotatable inside the tray insertion opening and restricted in movement in the pull-out direction. Fit in the state A bearing recess formed on the side of the bearing recess and a shaft lead-out path that is open to the outer surface of the housing, and pushes in one side of the front edge lid. The lateral movement restricting portion is separated from the inner edge portion of the tray insertion port by rotating the front edge lid body around the pivot shaft protrusion, and the front edge lid body is moved to the shaft pull-out path side. Thus, the tray can be pulled out from the predetermined insertion position by moving the pivot shaft protrusion into the shaft pull-out path.

  According to a second aspect of the present invention, in addition to the configuration of the first aspect, the front edge lid is a locking piece that engages with the edge of the tray insertion port at the predetermined insertion position on one side. The movement of the leading edge lid in the pull-out direction and the rotation in the direction opposite to the rotation are regulated.

  According to a third aspect of the present invention, in addition to the configuration of the first or second aspect, the lateral movement restricting portion includes a locking protrusion that engages with an inner edge portion of the tray insertion port. .

According to a fourth aspect of the present invention, in addition to the configuration of the first, second, or third aspect, the joint end portion of the tray body includes a joint concave portion that opens toward the other side, and the front edge lid body has a feature. comprising a joint projection which is inserted into the joint in a recess in the joint end portion, said joining recess is provided with a rod-shaped joint shaft member supported in a state of bridging between the inner surfaces which face each other, the joint projection The part is provided with a moving hole having a long hole shape in the tray insertion / removal direction in which the joining shaft material is inserted , and the front edge lid body is movably joined to the tray body.

  In addition to the structure of claims 1 to 3 or 4, the invention feature of claim 5 is provided with a biasing means for biasing the front edge lid toward the shaft pull-out path by taking a reaction force on the tray body. There is.

  According to a sixth aspect of the present invention, in addition to the configuration of the fifth aspect, the front edge lid body is provided with a receiving surface portion with which one end of the urging means is abutted, and the receiving surface portion is on the rotation direction side. It is to be formed in a shape inclined to the angle.

  As described above, the tray type drawer portion structure of the electronic device according to the present invention includes an electronic tray including a tray that is inserted in the electronic device through the tray insertion opening that is opened in the outer surface of the casing of the electronic device. In the tray-type drawer structure of the apparatus, the tray includes a front edge lid that is movably joined to an end of the tray body in the drawer direction and closes the tray insertion port at a predetermined insertion position. A pivot shaft protrusion projecting from one or both sides of the tray in the thickness direction of the tray, and movement of the leading edge lid in the tray width direction by being held against the inner edge of the tray insertion slot at the predetermined insertion position A lateral movement restricting portion for restricting the inner surface of the tray insertion opening, and a bearing concave portion that is fitted in a state in which the protrusion for the rotation shaft is rotatable and movement in the pull-out direction is restricted, and the shaft A shaft lead-out path is formed on the side of the recess so as to communicate with the bearing recess, and is open to the outer surface of the housing. One side of the front edge lid is pushed in, and the pivot shaft protrusion The lateral movement restricting portion is detached from the inner edge portion of the tray insertion port by rotating the front edge lid body around the portion, and the front edge lid body is moved to the shaft pull-out path side to cause the rotation shaft protrusion. Since the tray can be pulled out from the predetermined insertion position by moving the part into the shaft pull-out path, it is possible to prevent the tray from being accidentally pulled out due to a drop impact, etc. Since it is not necessary, it is not necessary to provide a hole in the front edge portion of the tray or the outer surface portion of the electronic device casing, the appearance of the outer surface portion of the electronic device can be improved, and a waterproof specification can be supported.

  In the present invention, the front edge lid includes a lock piece that engages with the tray insertion port edge at the predetermined insertion position on one side, and the leading edge lid moves in the pull-out direction. Further, by restricting the rotation in the direction opposite to the rotation, it is possible to more reliably prevent the tray from coming out.

  Furthermore, in the present invention, the lateral movement restricting portion includes a locking projection that engages with the inner edge of the tray insertion port, thereby preventing the leading edge lid from rotating.

  Furthermore, in the present invention, a joining concave portion that opens toward the other side is provided at the joining end portion of the tray body, and a joining convex portion that is inserted into the joining concave portion at the joining end portion of the front edge lid body. A rod-shaped joining shaft member supported in a state of being spanned between mutually facing inner side surfaces of the joining recess, and a long hole-shaped moving hollow portion directed to the tray insertion / extraction direction formed on the joining projection The joining shaft member is inserted, and the leading edge lid is movably joined to the tray main body, so that the leading edge lid can be rotated. The lid can be picked and pulled out suitably.

  Further, in the present invention, by providing a biasing means for biasing the front edge lid toward the shaft pull-out path by taking a reaction force on the tray body, the tray can be smoothly pulled out, In the state where the tray is inserted, the lateral movement restricting portion is urged toward the stopper side, so that a reliable engagement state can be maintained.

  Further, the tray is provided with a receiving surface portion with which one end of the urging means is brought into contact with the front edge cover body, and the receiving surface portion is formed in a shape inclined toward the rotating direction side. Operation can be performed smoothly.

It is a perspective view which shows an example of the electronic device provided with the tray type drawer part structure of the electronic device which concerns on this invention. It is a longitudinal cross-sectional view which shows a tray drawer part structure part same as the above. It is an AA arrow directional view in FIG. (A) is a front view which shows the tray insertion opening part in FIG. 1, (b) is the same rear view. (a) is the BB arrow directional view in FIG. 4, (b) is the CC directional arrow directional view, (c) is the longitudinal cross-sectional view. It is a top view which shows the tray in FIG. It is the same bottom view same as the above. (A) is a top view which shows the front edge cover body same as the above, (b) is the bottom view, (c) is the back view, (d) is the front view. (a) is the side view same as the above, (b) is the longitudinal cross-sectional view. (A) (b) is a partial enlarged plan view which shows the front edge cover body part at the time of tray drawer operation same as the above. (C) (d) is a partial enlarged plan view which shows the front edge cover part at the time of tray drawer operation same as the above. (E) (f) is a partial enlarged plan view which shows the front edge cover body part at the time of tray insertion operation same as the above. (G) (h) is a partial enlarged plan view which shows the front edge cover part at the time of tray insertion operation same as the above.

  Next, an embodiment of the tray type drawer structure of the electronic device according to the present invention will be described based on the embodiment shown in FIGS. In the figure, reference numeral 1 denotes an electronic device such as a smartphone.

  As shown in FIG. 1, the electronic device 1 includes a tray insertion port 2 opened on the outer surface of the housing of the electronic device 1, and a tray 3 inserted so as to be able to be pulled out from the tray insertion port 2 into the electronic device 1. The tray type drawer portion structure is configured so that an external storage medium such as an IC card or a memory card can be taken in and out of the electronic device 1 using the tray 3.

  In addition, the electronic device 1 is provided with a card connector 4 in a continuous arrangement with the tray insertion port 2, and the tray 3 in a state where a card is accommodated is inserted into the card connector 4 through the tray insertion port 2, thereby 3 is connected to a printed wiring board 5 mounted on the electronic device 1 via a card connector 4.

  The card connector 4 includes a housing 7 having a tray insertion portion 6 into which the tray 3 is inserted, and a plurality of contacts 8 that protrude into the tray insertion portion 6 and come into contact with signal terminals of cards accommodated in the tray 3. ., 9, 9,..., And when the tray 3 is inserted into the tray insertion portion 6, the signal terminals of the cards accommodated in the tray 3 correspond to the corresponding contacts 8, 8,. The card and the printed circuit board 5 are electrically connected to each other through the contacts 8, 8 ... or the contacts 9, 9 ....

  As shown in FIGS. 4 and 5, the tray insertion opening 2 is formed in a laterally long hole shape penetrating in the thickness direction in the side plate 1 a constituting the housing of the electronic device 1, and the outer opening 2 a of the tray insertion opening 2. The front edge lid 20 of the tray 3 is fitted into the tray 3 and the tray insertion port 2 is closed.

  Further, upper and lower guide portions 10 and 11 facing each other are integrally formed on the upper and lower inner portions of the tray insertion opening 2 in a shape in which a part protrudes from the inner side surface of the side plate 1a toward the tray insertion direction. The tray 3 is passed between the portions 10 and 11.

  The upper and lower guide portions 10 and 11 are provided with projecting portions 10a and 11a projecting inside the tray insertion opening 2, respectively, and the front portions of the projecting portions 10a and 11a form the bottom surface of the outer opening edge 2a.

  The upper guide portion 10 includes a bearing recess 12 in which a rotating shaft projection 21 provided on the front edge lid 20 is rotatably fitted, and a shaft lead-out path 13 formed on a side portion of the bearing recess 12. The pivot shaft projection 21 is rotatably fitted in the bearing recess 12 so that the pivot shaft projection 21 is stopped and the movement of the leading edge lid 20 in the pull-out direction is restricted. It has become.

  As shown in FIG. 5A, the bearing recess 12 is formed in a notch shape at the back side in the tray insertion / removal direction at the center of the protruding portion 10a of the upper guide portion 10, and the inner side surfaces 12a and 12b of the bearing recess 12 rotate. The rotating shaft projection 21 is rotatably supported in contact with the outer surface of the dynamic shaft projection 21.

  Further, when the rotation shaft projection 21 is rotatably fitted in the bearing recess 12, the rotation shaft projection 21 is stopped against the drawer-side inner surface 12 a of the bearing recess 12, and the front edge cover The movement of the body 20 in the pulling direction is restricted.

  In addition, a guide inclined surface portion 14 is formed on the front side surface portion of the upper guide portion 10 in the tray insertion / removal direction and is inclined toward the back side in the tray insertion / removal direction on the side opposite to the shaft drawing path 13 in the tray width direction. .

  On the other hand, the shaft lead-out path 13 is formed in a concave groove shape that is open at the lower side and both ends of the tray insertion / removal direction, and the back side portion in the tray insertion / removal direction communicates with the bearing recess 12, and the tray width direction of the front edge lid 20 With this movement, the rotation shaft projection 21 can move between the bearing recess 12 and the shaft pull-out path 13.

  Further, a half-lock engaging portion 15 into which a lateral movement restricting portion 22 formed on the front edge lid 20 is fitted is formed on one side portion of the tray insertion port 2, and this half-lock engaging portion 15. The lateral movement restricting portion 22 is stopped against the inner edge portion of the tray, that is, the inner edge portion 2b of the tray insertion port 2, and the movement of the front edge lid 20 toward the tray width direction axial drawing path 13 is restricted. Yes.

  As shown in FIGS. 6 and 7, the tray 3 includes a flat tray main body 23 in which cards are accommodated, and a front edge lid 20 disposed at the front end of the tray main body 23 in the tray insertion / extraction direction. The front edge lid 20 is joined to the tray body 23 so as to be movable.

  Further, the tray 3 is provided with a transmission means for transmitting the force in the tray insertion / removal direction acting on the front edge lid 20 at a predetermined pulling position to the tray main body 23. It can be pulled out from one housing.

  The tray main body 23 is formed in a flat plate shape with an insulating synthetic resin material, and card accommodation portions 24 and 25 for accommodating cards are formed on one side thereof.

  Each of the card accommodating portions 24 and 25 is formed in a shape in which one side portion of the tray main body 23 is recessed according to the outer shape of the card, and the card is accommodated with the side surface of the signal terminal facing the opening side. .

  Further, on the side surface portion of the tray main body 23, engagement concave portions 27, 27 that engage with elastic retaining pieces 26, 26 arranged on both side portions of the tray insertion portion 6 are formed. 27, the engagement protrusion 26a of the elastic retaining piece 26 is engaged, so that the tray body 23 is so-called half-locked to the housing 7 as shown in FIG. If it does so, it will be pressed by the inner edge part of the engagement recessed parts 27 and 27, the elastic retaining pieces 26 and 26 will be expanded, and the locked state of the tray 3 will be cancelled | released by it.

  On the other hand, the end of the tray body 23 in the tray pulling direction, that is, the end of the joint with the front edge lid 20 is provided with a joint recess 28 that opens toward the front edge lid 20, The joint convex part 29 with which the front edge cover body 20 was equipped is inserted.

  The joint recess 28 is formed in a rectangular notch shape by having a pair of support portions 30a and 30b formed at intervals in the tray width direction at the end of the tray body 23 in the tray insertion / removal direction side. It opens on the 20th side and on the thickness side of the main body.

  Both support portions 30a and 30b are formed to be thicker than the plate thickness of the other portion of the tray body 23, and when the tray 3 is inserted into the housing 7, the end surfaces of the support portions 30a and 30b in the tray insertion / extraction direction side. Is fixed to the end surface of the housing 7.

  Further, the support portion 30a is formed to have a shorter length in the tray insertion / removal direction than the support portion 30b, and a gap for allowing rotation is formed between the support portion 30a and the lid body 33 described later.

  Further, the joint recess 28 is provided with an arrangement in which rod-like joint shaft members 31 whose both ends are supported by both support portions 30a and 30b are bridged between the mutually facing inner side surfaces of the joint recess 28. The material 31 is inserted into the moving hollow portion 32 formed on the joint convex portion 29.

  As shown in FIGS. 8 and 9, the front edge lid 20 is formed of an insulating synthetic resin material, and includes a joint convex portion 29 inserted into the joint concave portion 28, and an end portion on the pulling direction side of the joint convex portion 29. And a lid main body 33 disposed integrally with each other.

  Further, the front edge lid 20 is provided with a rotating shaft projection 21 having an axial center direction in the tray thickness direction protruding from one surface (upper surface portion) on the tray thickness direction side, and an inner edge portion of the tray insertion port 2. The lateral movement restricting portion 22 to be stopped is integrally provided.

  The joint convex portion 29 is formed in a flat plate shape having a thickness thinner than that of the support portions 30a and 30b, and the width thereof is shorter than the width of the joint concave portion 28, that is, the distance between the support portions 30a and 30b.

  The joint protrusion 29 is formed with a long-hole-shaped moving hollow portion 32 that is open in both ends of the tray width direction and is long in the tray insertion / removal direction, and the joining shaft member 31 is inserted into the moving hollow portion 32. Thus, the front edge cover 20 is movable with respect to the tray body 23, that is, is rotatable in the horizontal direction with respect to the tray body 23, is slidable in the tray insertion / removal direction, and is slidable in the tray width direction. To be joined.

  As shown in FIGS. 8B and 9A, the moving hollow portion 32 has a reduced width portion 32a having a narrower width in the tray thickness direction than the opening portions at both ends on the inner side. A receiving surface portion 35 on which one end of the urging means 34 such as a coil spring abuts is formed at the end of the support portion 30a side of 32a, and the other end of the urging means 34 abuts on the inner surface of the support portion 30a. The front edge lid 20 is urged toward the support portion 30b by pressing the receiving surface portion 35 by taking a reaction force on the support portion 30a.

  The receiving surface portion 35 is formed in a shape inclined toward the rotation direction, that is, a shape inclined from the back side in the tray insertion / removal direction toward the front center side.

  The biasing means 34 is configured with a coil spring, and is arranged between the support portion 30a and the joint projection 29, and one end abuts against the inner side surface of the support portion 30a with the joint shaft 31 passing inside. The other end abuts on the receiving surface portion 35 and takes a reaction force on the support portion 30a to urge the front edge lid 20 toward the other support portion 30b.

  On the other hand, between the support part 30b and the joint convex part 29, the coil spring part 36a and the character-like shape inserted into the hollow part 32 for movement integrally supported by the front-end | tip part of the coil spring part 36a. A position adjustment spring material 36 including a push spring portion 36b is provided, and the push spring portion 36b supported by the coil spring portion 36a presses the inner edge portion 32b on the back side of the moving hollow portion 32, whereby the front edge lid body 20 is urged toward the tray body 23 side.

  The lid body 33 is formed in an elongated rectangular column shape that is formed integrally with the end portion on the pulling direction side of the joint convex portion 29 and is long in the tray width direction. When the tray 3 is inserted into the electronic device 1, The surface portion is fitted into the outer opening edge 2a of the tray insertion port 2, and the tray insertion port 2 is closed to form the outer surface of the electronic device 1 housing.

  The lid body 33 is formed with fitting recesses 37 and 38 that are recessed in the tray thickness direction from the center to one side on the back side in the tray insertion / removal direction of the upper surface portion and the lower surface portion. Projections 10a and 11a of the guide portions 10 and 11 formed on the inner side of the tray insertion opening 2 are fitted in the portions 37 and 38, respectively.

  The fitting recess 37 on the upper surface portion side is formed with a columnar rotating shaft protrusion 21 that protrudes from the bottom surface and has an axial center in the tray thickness direction so as to be positioned at the center of the front edge lid 20. Has been.

  The protruding height of the rotating shaft protrusion 21 from the bottom surface of the fitting recess 37 is set so as not to protrude from the end surface of the lid main body 33 in the tray thickness direction. The outer peripheral surface is held against the inner side surface 12a of the bearing recess 12 when it is movable in the bearing recess 12.

  Further, the lid body 33 is integrally formed with a lateral movement restricting portion 22 that is held against one end of the inner edge portion of the tray insertion port 2 and the other end portion of the tray insertion port 2 inside the side plate 1a. Lock pieces 39, 39 that engage with the inner opening edge are integrally formed.

  The lateral movement restricting portion 22 is formed into a shape that fits into the half-lock engaging portion 15, and includes a contact surface portion 41 that faces the outside in the tray width direction of the lid body 33 on the back side in the tray insertion / removal direction. The movement of the front edge lid 20 in the tray width direction is restricted by the surface portion 41 being held against the inner edge 2b of the tray insertion port 2.

  Further, the lateral movement restricting portion 22 includes a locking projection 42 that protrudes outward from the contact surface portion 41, and the locking projection 42 is connected to the rear opening edge of the tray insertion port 2 in the tray insertion / extraction direction. Engage with each other.

  The locking projection 42 is formed in a mountain shape in plan view with inclined surface portions 42a and 42b that are inclined in the tray pulling direction and the tray inserting direction, respectively, and exerts a certain level of force in the tray pulling direction and the tray inserting direction. By doing so, it can be attached to and detached from the rear opening edge of the tray insertion port 2 in the tray insertion / extraction direction.

  On the other hand, the lock piece 39 has a locking surface portion 39a that protrudes from the back side surface of one side end of the lid body 33 toward the back side in the tray insertion / removal direction and projects outward from the side end surface of the lid body 33. The engaging surface portion 39a engages with the inner side of the opening edge 2c of the tray insertion port 2, and restricts the movement of the front edge lid 20 in the pull-out direction and the rotation in the direction opposite to the rotation. .

  In the tray-type drawer structure of the electronic device configured as described above, a predetermined insertion position, that is, a contact corresponding to the card accommodated in the tray 7 is securely inserted into the housing 7 constituting the card connector 4. As shown in FIG. 10A, the outer opening of the tray insertion port 2 is closed by the lid body 33 at the position where 8, 8,.

  In this state, the rotating shaft projection 21 is fitted into the bearing recess 12, and the lock pieces 39, 39 are engaged with the inner side of the opening edge 2 c of the tray insertion port 2. Since the contact surface portion 41 of the movement restricting portion 22 is stopped against the inner edge portion 2b of the tray insertion port 2 and the movement of the front edge lid 20 in the tray width direction is restricted, the rotating shaft protrusion 21 and the lock The movement restriction in the pull-out direction by the piece 39 is in an unreleasable state, and even when a force in the pull-out direction is applied to the tray 3, it is in a state where it cannot move, that is, a so-called full lock state.

  Further, the front edge lid body 20 has the engaging projection 42 engaged with the inner edge 2b of the tray insertion opening, and the abutting surface 41 is the inner edge 2b of the tray insertion opening 2 by the urging force of the urging means 34. Since it is pressed against the side, it does not rotate easily.

  To release such a full lock state, first, as shown in FIG. 10B, the side surface on the lock piece 39 side of the lid main body 33 is pressed with a predetermined force or more in the pushing direction, and the front edge A rotational force is applied to the lid 20 around the pivot shaft protrusion 21 fitted in the bearing recess 12.

  By this rotational force, the engagement state between the locking projection 42 of the lateral movement restricting portion 22 and the tray insertion port inner edge 2b portion is released, and the lateral movement restricting portion 22 becomes the half-lock engaging portion 15, that is, the tray insertion port. 2 Detach from the inner edge.

  As a result, the front edge lid 20 can be moved in the tray width direction, and is urged by the urging means 34 and moved toward the shaft pull-out path 13 as shown in FIG. Accordingly, the rotating shaft projection 21 also moves into the shaft pull-out path 13, and the lock pieces 39, 39 are positioned inside the tray insertion slot 2, so that the full lock state is released and the tray 3 can be pulled out. It becomes.

  When the leading edge lid 20 is picked and a pulling force is applied, the inner edge 32b of the end portion in the tray insertion / removal direction of the moving hollow portion 32 that constitutes the transmission means comes into contact with the joining shaft member 31 to bring the joining shaft member 31 into the tray. By pressing in the pulling direction, the force in the tray insertion / removal direction acting on the front edge lid 20 is transmitted to the tray body 23 via the joint shaft 31.

  In this state, if the leading edge lid 20 is picked with a finger and a pulling force exceeding a certain level, that is, a force exceeding the holding force for the tray body 23 and the housing 7 is applied, the elastic retaining pieces 26 and 26 are elastically deformed. The holding force is released, and the tray body 23 can be easily pulled out from the housing 7 and the electronic device 11 without using a push pin or the like.

  Next, a procedure for inserting the tray 3 into the electronic device 1 will be described.

  In the tray 3 in the pulled out state, as shown in FIG. 12 (e), the front edge lid 20 is biased toward the support portion 30b with respect to the tray main body 23, and when the tray 3 is inserted, The position of the rotating shaft projection 21 is located on the extension line of the shaft pull-out path 13, and the position of the lock piece 39 is located on the inner side of one end of the tray insertion port 2.

  In this state, when the surface of the lid body 33 of the tray 3 is pressed to insert the tray 3 into the tray insertion port 2, the tray body 23 is inserted into the tray insertion portion 6 of the housing 7 while being guided by the upper and lower guide portions 10 and 11. When pushed further, as shown in FIGS. 12 (e) to 12 (f), the tip of the locking projection 42 of the lateral movement restricting portion 22 contacts the bottom surface 15a of the half-lock engaging portion 15, and the guiding inclination The inner side surface of the fitting recess 37 abuts on the surface portion 14, and the inner side surface of the fitting recess 37 is guided to the guiding inclined surface portion 14, whereby the front edge lid body 20 is tilted and the rotation shaft projection 21 is pivoted. While moving inside the pull-out path 13 to the back side, the lock piece 39 moves to the back side of the side plate 1a.

  In this state, the end of the leading edge lid 20 (lid body 33) on the side of the lateral movement restricting portion 22 is pressed against the urging means 34, and the leading edge lid 20 is pressed against the bearing recess 12 in the tray width direction. When moved to the side, the rotating shaft projection 21 is fitted into the bearing recess 12, and the rotating shaft projection 21 is held against the inner surface 12 a of the bearing recess 12.

  Further, from this state, as shown in FIG. 13 (g), the surface of the lid body 33 of the front edge lid 20 on the side of the lateral movement restricting portion 22 is pressed in the pushing direction, and the rotation shaft projection 21 is the center. The front edge lid 20 is rotated, the lateral movement restricting portion 22 is fitted into the half-lock engaging portion 15, and the locking projection 42 is engaged with the opening edge portion 2b.

  Thereby, the rotating shaft projection 21 is fitted in the bearing recess 12, the lock pieces 39, 39 are engaged with the inner side of the opening edge 2 c of the tray insertion port 2, and the lateral movement restricting portion 22 is engaged. The abutment surface portion 41 is abutted against the inner edge portion 2b of the tray insertion port 2 and the movement of the front edge lid 20 in the tray width direction is restricted, so that the rotating shaft projection 21 and the lock piece 39 are locked. Is in a state where it cannot be released, and even when a force in the pulling direction is applied to the tray 3, it cannot move, so-called a full lock state, and the insertion operation is completed.

  In the above-described embodiment, a portable electronic device such as a smartphone has been described as an example of the electronic device. However, the electronic device can correspond to another electronic device having a tray-type drawer structure such as a DVD player.

DESCRIPTION OF SYMBOLS 1 Electronic device 2 Tray insertion slot 3 Tray 4 Card connector 5 Printed wiring board 6 Tray insertion part 7 Housing 8, 9 Contact 10, 11 Guide part 12 Bearing recessed part 13 Shaft extraction path 14 Guidance inclined surface part 15 Half lock engagement part 20 Front edge lid 21 Rotating shaft projection 22 Lateral movement restricting portion 23 Tray body 24, 25 Card housing portion 26 Elastic retaining piece 27 Engaging recess 28 Joining recess 29 Joining projection 30 Supporting portion 31 Joining shaft material 32 Movement Hollow part 33 Lid body 34 Energizing means (coil spring)
35 receiving surface portion 36 position adjusting spring material 37, 38 fitting recess 39 lock piece 40 surface portion 41 abutting surface portion 42 locking projection

Claims (6)

In the tray type drawer portion structure of an electronic device comprising a tray that is inserted into the electronic device through a tray insertion opening that is opened in the outer surface of the housing of the electronic device.
The tray includes a front edge lid that is movably joined to an end of the tray body in the pull-out direction and closes the tray insertion port at a predetermined insertion position. A pivot shaft protrusion projecting from both sides, and a lateral movement restricting portion that is held against the inner edge of the tray insertion opening at the predetermined insertion position and restricts movement of the front edge lid in the tray width direction. Prepared,
A bearing recess in which the rotating shaft projection is fitted in an inner portion of the tray insertion port in a state where the projecting portion can be rotated and the movement in the pull-out direction is restricted, and the bearing recess is in communication with a side portion of the bearing recess. And a shaft lead-out path that is open on the outer surface side of the housing is formed,
Pushing one side of the front edge lid, turning the front edge lid around the pivot shaft protrusion, and separating the lateral movement restricting portion from the inner edge of the tray insertion port, An electronic device characterized in that the tray can be pulled out from the predetermined insertion position by moving the front edge lid body toward the shaft pull-out path and moving the pivot shaft protrusion into the shaft pull-out path. Equipment drawer structure.   The front edge lid includes a locking piece that engages with the tray insertion port edge at the predetermined insertion position on one side, and the movement and rotation of the front edge lid in the pull-out direction. 2. The tray-type drawer structure for an electronic device according to claim 1, wherein rotation in the reverse direction is restricted.   The tray-type drawer portion structure for an electronic device according to claim 1, wherein the lateral movement restricting portion includes a locking protrusion that engages with an inner edge portion of the tray insertion port. The junction end of the tray body includes a junction recess that opens toward the other side, and the junction end of the front edge lid includes a junction projection that is inserted into the junction recess.
The joint recess includes a rod-shaped joint shaft supported in a state of being bridged between inner surfaces facing each other ,
The joining convex portion includes a long hole-shaped moving hollow portion directed in a tray insertion / extraction direction into which the joining shaft material is inserted ,
Tray drawer unit structure for an electronic apparatus according to claim 1, 2 or 3 wherein the front Enfutatai is movably joined to the tray body.   5. The tray-type drawer portion structure for an electronic device according to claim 1, further comprising biasing means for biasing the front edge lid toward the shaft pull-out path by taking a reaction force on the tray body.   The electronic device according to claim 5, further comprising a receiving surface portion with which one end of the urging means is brought into contact with the front edge lid body, wherein the receiving surface portion is formed in a shape inclined according to the rotation direction. Tray-type drawer structure.

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