JP2014079908A - Recording device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a recording device capable of preventing dust and foreign objects from intruding therein during ink replenishment to an ink tank or time other than the replenishment of the ink.SOLUTION: A recording device 10 includes: a housing 20; an opening/closing member 40 which is rotatably attached to the housing 20 through a rotation shaft and covers one end surface side of the housing 20; an ink tank 70 which is disposed in the housing 20 and includes an ink storage chamber 71 filled with an ink used for recording and an inlet port 73 used for replenishing the ink storage chamber 71 with the ink and located in the ink storage chamber 71; a recording head 54 which jets the ink supplied from the ink tank 70; a circulation passage which circulates the ink between the ink tank 70 and the recording head 54; and an ejection port 23 which ejects a recording medium on which a record is made by the recording head 54. A cover 110 which opens and closes relative to the housing 20 and covers a periphery of the ink tank 70 is provided at the ejection port 23 side.

Description

  The present invention relates to a recording apparatus.

  Among recording apparatuses such as an ink jet printer, there is one disclosed in Patent Document 1, for example. The recording apparatus shown in Patent Document 1 includes a large-capacity main container 131 in the apparatus, and ink is supplied from the main container 131 to the ink cartridge 11 through a tube. An ink injection port is provided in the upper part of the main container 131, and ink is supplied into the main container 131 through the ink injection port.

China Utility Model Public Notice CN2022278834U

  In the recording apparatus disclosed in Patent Document 1, the ink injection port is provided in an exposed state. However, if the recording apparatus is left for a long time, dust often accumulates on the upper surface of the main container 131. In that case, dust also accumulates at the top and the periphery of the ink inlet. There is also a situation in which foreign matter other than dust is present at the top and the periphery of the ink inlet. If ink is injected from the ink injection port in such a state, there is a problem that dust and foreign matter enter the inside of the main container 131. When such ink is supplied to the ink cartridge, there is a possibility of causing various problems such as clogging of the recording head.

  The present invention has been made on the basis of the above-described circumstances, and an object of the present invention is to provide a recording apparatus capable of preventing dust and foreign matter from entering the ink tank even when ink is replenished to the ink tank or at other times. To try to provide.

  In order to solve the above problems, a recording apparatus of the present invention includes a housing, an opening / closing member that is rotatably attached to the housing via a rotation shaft, and covers one end surface side of the housing; An ink tank that is arranged inside the casing and is filled with ink used for recording, and an ink tank having an inlet for replenishing ink inside the ink storage chamber, and ejects ink supplied from the ink tank A recording head, a flow path through which ink flows between the ink tank and the recording head, and a discharge port for discharging the recording medium recorded by the recording head. And a cover that covers the periphery of the ink tank is provided.

  In such a configuration, the ink tank is usually disposed inside the casing and is covered with an opening / closing member that covers one end surface of the casing. Further, a cover is provided on the discharge port side, and the periphery of the ink tank is covered by the cover. For this reason, when ink is not injected into the ink tank, it is possible to prevent dust from being collected or foreign matter from being present in the vicinity of the ink inlet by keeping the opening and closing member and the cover closed. Accordingly, when the opening / closing member is rotated in the opening direction, the cover is further opened, and ink is injected into the ink tank through the injection port, dust and foreign matter are put together with the ink inside the ink tank. Intrusion can be prevented.

  Further, another recording apparatus of the present invention includes a housing, an opening / closing member that is rotatably attached to the housing via a rotation shaft, covers one end surface side of the housing, and an inside of the housing. An ink tank provided with an ink storage chamber that is arranged and filled with ink used for recording, and an inlet for replenishing the ink in the ink storage chamber; and a recording head that ejects ink supplied from the ink tank; A flow path through which ink flows between the ink tank and the recording head, and a panel device having operation buttons for performing various operations, and the panel device side is opened and closed with respect to the housing A cover that can be used and covers the periphery of the ink tank is provided.

  In such a configuration, the ink tank is usually disposed inside the casing and is covered with an opening / closing member that covers one end surface of the casing. Further, a cover is provided on the panel device side, and the periphery of the ink tank is covered by the cover. For this reason, when ink is not injected into the ink tank, it is possible to prevent dust from being collected or foreign matter from being present in the vicinity of the ink inlet by keeping the opening and closing member and the cover closed. Accordingly, when the opening / closing member is rotated in the opening direction, the cover is further opened, and ink is injected into the ink tank through the injection port, dust and foreign matter are put together with the ink inside the ink tank. Intrusion can be prevented.

  In another aspect of the present invention, in the above-described invention, the cover preferably has a dust-proof side surface portion that covers the inlet when the cover is closed with respect to the housing.

  In such a configuration, when the cover is closed, the injection port is covered with the dust-proof side surface, so that dust and foreign matter adhere to the injection port even when the ink is not replenished. It is possible to prevent dust and foreign matter from entering the ink tank when ink is replenished from the inlet.

  Furthermore, in addition to the above-described invention, in another invention, a plurality of ink tanks are provided side by side, and a plurality of ink tanks are located on the corner side of the housing, and the cover has The cover has a first side surface portion extending in the main scanning direction and a second side surface portion extending in a direction intersecting the main scanning direction, and the cover is formed by the first side surface portion and the second side surface portion. It is preferable that it is arrange | positioned so that a corner part may be covered.

  When configured in this manner, the cover having the first side surface portion and the second side surface portion has an L-shaped appearance when viewed in plan. Therefore, by opening the cover, the second side surface portion of the cover moves away from the corner portion of the housing. As a result, even when ink is replenished to the ink tank located at the corner, the cover can be prevented from interfering with ink replenishment, and the workability of ink replenishment can be improved.

  According to another aspect of the present invention, in the above-described invention, it is preferable that the cover is provided with a visual recognition window that allows the amount of ink remaining in the ink tank to be visually recognized.

  In such a configuration, since the viewing window is provided in the cover, the remaining amount of ink remaining in the ink tank can be visually confirmed through the viewing window. Accordingly, the user can check the remaining amount of ink without bothering to open the cover, and the convenience of the user can be improved. In addition, the presence of the viewing window eliminates the need to open the cover and check the remaining amount of ink. As a result, the number of times of opening and closing the cover can be reduced, dust can be prevented from collecting around the injection port, and foreign matter can be prevented, and dust and foreign matter can be prevented from entering the ink tank. .

  Furthermore, in addition to the above-described invention, in another invention, a lower limit indicating a lower limit of the remaining amount of ink is displayed on the ink tank or the cover, and the visual recognition window includes the lower limit display and the ink in the ink tank. It is preferable that the remaining amount can be recognized.

  In such a configuration, the user can easily recognize whether or not the remaining amount of ink in the ink tank has reached the lower limit. Further, the presence of the lower limit display allows the user to know the timing for replenishing ink. Therefore, compared to the case where there is no lower limit display, the number of times the cover is opened unnecessarily can be reduced, dust can be prevented from collecting around the inlet, and foreign objects can be prevented. It is possible to prevent foreign matter from entering.

  According to another invention, in addition to the above-described invention, a rectangular hole is formed in the cover, and a transparent member capable of visually confirming the remaining amount of ink in the ink tank is fitted into the hole. It is preferable that the visual recognition window is configured.

  When configured in this way, the visual recognition window is configured by fitting a transparent member into the rectangular hole of the cover. For this reason, it becomes possible to visually recognize the remaining amount of ink. In addition, the design of the viewing window can be improved.

  Furthermore, in addition to the above-described invention, in another aspect of the invention, the first side surface portion and the second side surface portion are continuously provided with rectangular holes, and the ink tank is provided in the continuous rectangular holes. It is preferable that the visual recognition window is configured by fitting a transparent member capable of visually confirming the remaining amount of ink.

  When comprised in this way, the visual recognition window is comprised by inserting a transparent member in the hole which continues over the 1st side part and the 2nd side part. For this reason, it becomes possible to visually recognize the remaining amount of ink. In addition, since the transparent member is present not only in the first side surface portion but also in the second side surface portion, it is possible to further improve the design of the viewing window.

  According to another invention, in addition to the above-described invention, the cover is made of a transparent member that can visually recognize the remaining amount of ink, and the entire cover functions as a viewing window. preferable.

  In the case of such a configuration, the entire cover functions as a visual recognition window, so that the number of parts of the cover can be reduced and the cost can be reduced. Further, the visibility of the remaining amount of ink can be further enhanced. In addition, the design of the viewing window can be improved.

  Furthermore, in another invention, in addition to the above-mentioned invention, it is preferable that the viewing window is formed by forming a rectangular hole in the cover.

  In the case of such a configuration, since the viewing window is formed by forming a rectangular hole in the cover, the number of parts of the cover can be reduced and the cost can be reduced. Also, the visibility of the remaining amount of ink can be improved. In addition, the design of the viewing window can be improved.

  In another invention, in addition to the above-described invention, it is preferable that the cover is provided so as to swing in parallel with the installation surface on which the recording apparatus is installed.

  In such a configuration, the cover can be easily opened and closed even when the opening and closing member is closed. Further, by opening the cover when injecting ink, it is possible to improve workability at the time of ink injection.

  Furthermore, in another invention, in addition to the above-described invention, it is preferable that the cover is provided so as to be inclined toward an installation surface on which the recording apparatus is set.

  In the case of such a configuration, when ink is injected, the cover can be moved forward and opened widely, and workability at the time of ink injection can be improved.

  In addition to the above-described invention, in another invention, a plurality of ink tanks are provided side by side, and the ink tanks are attached to the housing via the attachment members, and the attachment members are supplemented to the plurality of ink tanks. It is preferable that type information indicating the type of ink to be provided is provided.

  In such a configuration, the presence of the type information makes it possible to recognize the type of ink to be replenished in the ink tank. Accordingly, it is possible to prevent erroneous injection such as injection of an incorrect type of ink into the ink tank.

  Furthermore, in another invention, in addition to the above-described invention, it is preferable that the opening / closing member is a scanner unit having a function of reading a recording medium.

  In such a configuration, since the open / close member is a scanner unit, the scanner unit can read a recording medium as a document.

It is a perspective view which shows the recording device of the state which closed the opening-and-closing member. It is a perspective view which shows the recording device of the state which opened and closed the opening / closing member. FIG. 3 is a plan view showing a carriage mechanism and an attachment member in the recording apparatus. It is a perspective view which shows an attachment member and a choke valve mechanism. It is a perspective view which shows the structure of an ink tank. (A) is an open state, (B) is a figure which shows the position of the knob in the obstruction | occlusion state. FIG. 4 is an enlarged perspective view showing the vicinity of a cover of the recording apparatus. It is a perspective view which expands and shows the vicinity of another type of cover. It is a perspective view which expands and shows the vicinity of another type of cover. It is a perspective view which expands and shows the vicinity of another type of cover. It is a perspective view which shows the recording device of the state which opened the cover of another type. It is a perspective view which shows the recording device of the state which opened the cover of another type. It is a perspective view which expands and shows the vicinity of another type of cover.

  Hereinafter, a recording apparatus 10 according to an embodiment of the present invention will be described with reference to the drawings. In each of the following drawings, XYZ axes orthogonal to each other are shown in order to specify a direction as necessary, and XYZ axes are also shown in other drawings as needed. Among these, the arrow X1 direction shown in FIG. 1 or the like is “right”, the arrow X2 direction is “left”, and the direction orthogonal to the X direction is a direction in which recording paper (a type of recording medium) is discharged. The arrow Y1 direction is defined as “front”, the arrow Y2 direction is defined as “back”, the arrow Z1 direction orthogonal to the XY plane is defined as “up”, and the arrow Z2 direction is defined as “down”.

<Regarding Configuration of Recording Apparatus 10>
FIG. 1 is a perspective view of a recording apparatus 10 according to an embodiment of the present invention, and shows a state in which an opening / closing member 40 is closed. FIG. 2 is a perspective view of the recording apparatus 10 with the opening / closing member 40 open.

  As shown in FIGS. 1 and 2, the recording apparatus 10 is provided with a housing 20 including an exterior panel 21. The exterior panel 21 is provided on the exterior portion of the housing 20. As shown in FIG. 2, the front corner (Y1 side) corner portion of the exterior panel 21 (right corner (X1 side corner portion in FIG. 2)) is a cutout portion 21A. A cover 110, which will be described later, is attached to the cutout portion 21A. A panel device 30 is attached to the housing 20. The panel device 30 is rotatably provided on the housing 20 with a rotation shaft (not shown) as a fulcrum. However, the panel device 30 may adopt a configuration that does not rotate with respect to the housing 20.

  As shown in FIG. 2, the opening / closing member 40 is attached to the housing 20 so as to be openable / closable via a rotation shaft (not shown). The rotation shaft is provided on the rear side (Y2 side) of the housing 20. In the configuration shown in FIG. 2, the opening / closing member 40 is, for example, a scanner unit having a function of reading a document. However, the opening / closing member 40 is not limited to the scanner unit, and may be a lid member or other members. The opening / closing member 40 is provided so as to cover the upper end surface (one end surface) of the housing 20.

  FIG. 3 is a plan view showing the attachment member 22 for attaching the carriage mechanism 50 and the ink tank 70 in the recording apparatus 10. As shown in FIG. 3, a carriage mechanism 50 including a carriage 51 is provided inside the housing 20. The carriage 51 can move in the main scanning direction (X direction) along the slide guide member 53 by driving the carriage motor 52. A recording head 54 is attached to the carriage 51 on the side facing the conveyance path, and ink can be ejected from the nozzles of the recording head 54 to form a recording image on recording paper. .

  The carriage 51 is provided with a sub tank 55 for storing ink to be supplied to the recording head 54. Ink is supplied to the sub tank 55 from an ink tank 70 described later via a tube assembly 80 (see FIG. 4). However, it is possible to adopt a configuration in which the sub tank 55 is omitted. In this case, instead of the sub tank 55, a temporary ink storage unit that receives ink supplied from the ink tank 70 and supplies the ink to the recording head 54. May be provided. Ink may be supplied directly from the ink tank 70 to the recording head 54 via the tube assembly 80 without providing the sub tank 55 or the temporary ink storage section.

  The housing 20 is provided with a stacker 60. The stacker 20 is provided from the housing 20 toward the rear side (Y2 side) inside the housing 20 from the discharge port 23 side (front side; Y1 side) through which the recording paper is discharged. The stacker 60 is a portion that accumulates and stores recording sheets (not shown) that are discharged after a recording image is formed by the recording head 54. In addition, in order to store recording paper satisfactorily, the stacker 60 may be provided with a drawer tray for assisting the placement of the recording paper.

  As shown in FIG. 2, when the opening / closing member 40 is opened with respect to the housing 20, it is supported by a support member 41. The support member 41 is provided so as to be housed inside the housing 20 through the hole portion 20 </ b> A of the housing 20.

  By the way, the time when the support member 41 is positioned on the rear side (Y2 side) is more necessary when the support member 41 is opened when the opening / closing member 40 is opened than when the support member 41 is positioned on the front side (Y1 side). The length is short. For this reason, the support member 41 is preferably located as far as possible on the rear side (Y2 side). On the other hand, the support member 41 needs to be provided at a position where it does not interfere with the carriage 51. For this reason, when the support member 41 is housed in the housing 20, the support member 41 is positioned on the front side (Y1 side) of the scanning region of the carriage 51.

  However, it is preferable that the support member 41 is positioned sufficiently further on the rear side (Y2 side) than the exterior panel 21 on the front side (Y1 side) of the housing 20. Specifically, the support member 41 is preferably located on the rear side (Y2 side) of the panel device 30 and is preferably located on the rear side (Y2 side) of the center of the ink tank 70 in the Y direction.

  As shown in FIG. 2, the support member 41 is provided with a hook portion 41 </ b> A. The hook portion 41A is a portion that is hooked to the edge portion of the hole portion 20A, and is provided in one or more (two in FIG. 2) along the extending direction of the support member 41. The opening angle of the opening and closing member 40 is The number of hooks 41A can be adjusted in stages. And the opening state of the opening-and-closing member 40 is maintainable by the hook part 41A hooking. In order to enable such hooking, the hook portion 41A protrudes from the end surface of the support member 41, and a locking portion located at the edge of the hole portion 20A exists below the protrusion. The support member 41 is biased by a spring, and the biasing direction is such that the lower end side of the support member 41 faces the front side (Y1 side).

<Ink tank 70 and its mounting structure>
Next, the ink tank 70 will be described. As shown in FIGS. 2 and 3, an ink tank 70 is provided inside the housing 20. The ink tank 70 is a portion that stores ink, and ink is supplied from the ink tank 70 toward the recording head 54. The ink tanks 70 are provided in a number corresponding to the type of ink to be recorded, and the plurality of ink tanks 70 are provided so as to be arranged in the main scanning direction (X direction).

  2 and 3, four types of inks of black, cyan, magenta, and yellow are stored in separate ink tanks 70, respectively. However, the number of ink types is not limited to four, and may be any number. In that case, the number of ink tanks 70 corresponding to the type of ink is provided.

  As shown in FIGS. 2 and 3, the ink tank 70 is attached to a portion of the housing 20 between the stacker 60 and the exterior panel 21 via the attachment member 22.

  FIG. 4 is a perspective view showing the attachment member 22 and the choke valve mechanism 90 to which the ink tank 70 is attached. The attachment member 22 is provided so as to cover a set of four ink tanks 70, but the attachment member 22 is provided with a notch 22A so that an inlet 73 described later is exposed (see FIG. 3). ). The attachment member 22 is provided so as to form a two-stage shape, similar to the ink tank 70, and the above-described notch portion 22A is provided on the end surface 70A1 of the lower step portion (lower step portion 70A). Yes.

  Further, as shown in FIG. 2, the ink tank 70 is disposed in a portion of the housing 20 opposite to the side where the support member 41 is provided with the stacker 60 interposed therebetween (X1 side from the stacker 60). . In FIG. 2, the support member 41 is provided on the left side (X2 side) of the housing 20, and the ink tank 70 is provided on the right side (X1 side) of the housing 20.

  FIG. 5 is a perspective view showing the configuration of the ink tank 70. In FIG. 5, among the ink tanks 70, the ink tank 70 positioned on the X2 side shows a state in which the outer surface portion of the housing 70H on the X2 side is removed to show the internal configuration of the ink tank 70. . The ink tank 70 includes an ink storage chamber 71 for storing ink and an air chamber 72 therein, and the ink storage chamber 71 and the air chamber 72 are covered with a housing 70H. In the configuration shown in FIG. 5, the housing 70 </ b> H of the ink tank 70 is provided so as to form a two-stage shape. Among these, the lower step portion (lower step portion 70 </ b> A) is located on the front side (Y1 side) of the housing 20.

  An inlet 73 is provided on the upper end surface 70A1 of the lower step portion 70A. The injection port 73 is a part for injecting ink stored in the bottle B (see FIG. 2) or the like into the ink storage chamber 71. The inlet 73 has an opening 73A that penetrates the end surface 70A1, and an outer peripheral flange 73B that covers the opening 73A. Since the injection port 73 includes not only the opening 73A but also the outer peripheral flange 73B, ink can be easily injected through the bottle B. The frontmost (Y1 side) portion of the outer peripheral flange portion 73B is provided close to the front side surface of the housing 70H. However, the frontmost (Y1 side) portion of the outer peripheral flange portion 73B is the housing 70H. It may be provided flush with the front side surface.

  As shown in FIG. 4, markings 74A and 74B are provided on the front side (Y1 side) of the housing 70H. The markings 74 </ b> A and 74 </ b> B are portions that serve as marks for measuring the remaining amount of ink remaining in the ink storage chamber 71. The markings 74A and 74B include a marking 74A that indicates a lower limit of the remaining amount of ink and a marking 74B that indicates an upper limit of the remaining amount of ink. When the ink remaining amount falls below the marking 74A, the user recognizes that the ink replenishment time has come. Further, when the ink remaining amount reaches the marking 74B at the time of ink replenishment, the user recognizes that the ink has been replenished until the ink becomes full. Here, the marking 74A indicating the lower limit of the remaining amount of ink corresponds to the lower limit display. The marking 74 </ b> A corresponding to the lower limit display may be provided on the transparent member 114 </ b> A of the cover 110, which will be described later, instead of the configuration existing in the ink tank 70.

  Each ink tank 70 stores different types of ink. For this reason, it is preferable that there is a means for preventing an incorrect type of ink from being injected into the ink tank 70. Therefore, as shown in FIG. 4, the attachment member 22 is provided with type information 22 </ b> B indicating the type of ink to be stored in the ink tank 70.

  In order to supply ink from the ink tank 70 toward the sub tank 55 of the carriage 51, the ink tank 70 is connected to one end side of a tube assembly 80 as shown in FIG. A choke valve mechanism 90 is provided in the middle of the tube assembly 80. The tube assembly 80 includes a plurality of tubes 81 for circulating ink, and the tubes 81 extend so as to connect the ink tank 70 and the sub tank 55. In the present embodiment, there are four types of ink, black, cyan, magenta, and yellow, so that four tubes 81 that constitute the tube assembly 80 are also provided. Internal flow paths (not shown) through which ink flows in these four tubes 81 are provided separately from each other. The tube 81 corresponds to the flow path.

  The choke valve mechanism 90 shown in FIG. 4 crushes the plurality of tubes 81 of the tube assembly 80 to close the internal flow paths. Due to this blockage, the flow of ink from the ink tank 70 toward the sub tank 55 is stopped, and even when the recording apparatus 10 is tilted when carrying the recording apparatus 10, it is prevented that ink spills or flows backward. The choke valve mechanism 90 is provided between the ink tank 70 and the stacker 60. The choke valve mechanism 90 includes a knob 91, and the knob 91 is connected to a cam (not shown).

  6A and 6B are diagrams showing the rotational position of the knob 91 in the choke valve mechanism 90, where FIG. 6A shows the position of the knob 91 in the open state of the internal flow path, and FIG. 6B shows the knob in the closed state of the internal flow path. 91 positions are shown. In the rotation position of the knob 91 shown in FIG. 6A, the tube 81 is opened, and ink can flow through the internal flow path of the tube 81. When the knob 91 is turned 90 degrees from that state to the rotation position of the knob 91 shown in FIG. 6B, the plurality of tubes 81 constituting the tube assembly 80 are simultaneously crushed and the ink flow is prevented. . By such rotation of the knob 91, the internal flow path of the tube 81 can be closed or opened.

<About the cover opening / closing mechanism 100>
Next, the cover opening / closing mechanism 100 will be described. As shown in FIGS. 1 and 2, the cover opening / closing mechanism 100 includes a cover 110 and is a mechanism for opening and closing the cover 110 with respect to the housing 20. As shown in FIG. 2, the cover 110 is attached to a cutout portion 21 </ b> A in which a corner on the front side (Y1 side) and the right side (X1 side) of the exterior panel 21 of the housing 20 is cut out. When the cover 110 is opened and the opening / closing member 40 is kept open, it is possible to inject ink from the bottle B into the ink tank 70 through the injection port 73. On the other hand, when ink is not injected from the bottle B into the ink tank 70, the cover 110 is closed.

  FIG. 7 is an enlarged perspective view showing the configuration in the vicinity of the cover 110 in the recording apparatus 10. In this specification, the cover 110 is not included in the housing 20, but the cover 110 may be included in the housing 20.

  The cover 110 has an L shape when viewed from above with the cover 110 closed. In order to obtain such an L-shape, the cover 110 has a first side surface portion 111 and a second side surface portion 112, and the edges of the first side surface portion 111 and the second side surface portion 112 are aligned with each other. It is continuous in an orthogonal state. When the cover 110 is closed, the first side surface 111 extends along the main scanning direction (X direction), and the second side surface 112 extends along the sub scanning direction (Y direction). doing.

  The cover 110 is provided with a rotation shaft 113. In the configuration shown in FIG. 7, the rotation shaft 113 is provided so as to protrude in the vertical direction from the upper and lower edge portions on the rear side (Y2 side) of the second side surface portion 112. In order to support the rotating shaft 113, a shaft hole (not shown) is provided in the opposite portion of the housing 20, and the rotating shaft 113 is rotatably supported by this shaft hole.

  As shown in FIG. 7, the cover 110 is provided with a visual recognition window 114 made of a transparent member 114A. As shown in FIG. 7, the visual recognition window 114 is provided on the first side surface portion 111 and is configured as follows. That is, a rectangular hole 110B is provided in a portion (referred to as a non-transparent portion 110A) other than the viewing window 114 made of non-transparent resin or the like in the first side surface portion 111, and a transparent member 114A is provided in the hole 110B. Is fitted into the viewing window 114. However, the cover 110 may be formed by two-color molding of the non-transparent portion 110A and the transparent member 114A.

  As described above, the cover 110 includes the visual recognition window 114 including the transparent member 114 </ b> A, so that the user can visually recognize the remaining amount of ink in the ink tank 70 through the visual recognition window 114.

  Note that the cover 110 is not limited to the type shown in FIGS. 1, 2, and 7. Other types of cover 110 include those shown in FIGS. In the cover 110 of the type shown in FIG. 8, the visual recognition window 114 is provided across the first side surface portion 111 and the second side surface portion 112. That is, the hole 110B is continuously provided across the first side surface 111 and the second side surface 112, and the transparent member 114A is present in the continuous hole 110B, whereby the viewing window 114 is configured. ing.

  In the cover 110 of the type shown in FIG. 9, the entire cover 110 is formed of a transparent member 114A. In this type of cover 110, the entire cover 110 functions as the viewing window 114.

  In the cover 110 of the type shown in FIG. 10, although the rectangular hole 110B is provided in the non-transparent part 110A of the first side surface part 111, the transparent member 114A does not exist in the hole 110B. Yes.

  Further, in the cover 110 of the type shown in FIGS. 7 to 10 described above, the attachment position of the rotating shaft 113 can be changed. FIG. 11 is a diagram illustrating a forward-type cover 110. In the following description, the cover 110 shown in FIGS. 7 to 10 will be described as a laterally opening type cover 110 as necessary.

  In the forward-type cover 110 as shown in FIG. 11, the rotation shaft (rotation shaft similar to the rotation shaft 113) (not shown) is left and right from the lower edge (Z2 side) of the first side surface portion 111. It protrudes in the direction (X direction). In order to support the rotating shaft, a shaft hole (not shown) is provided at a lower portion of the casing 20 and the rotating shaft is rotatably supported by the shaft hole.

  In FIG. 11, the cover 110 includes the viewing window 114 of the type shown in FIG. 7, but the other types of the cover 110 shown in FIGS. 8 to 10 are changed from the sideways type to the front type. Of course it is possible.

  Further, in the cover 110 of the type shown in FIGS. 7 to 11 described above, it is possible to adopt a configuration including a dust-proof side surface portion 116 as shown in FIG. 12 in addition to the first side surface portion 111 and the second side surface portion 112. It is. The dust-proof side surface portion 116 is a portion that covers the inlet 73 when the cover 110 is closed with respect to the housing 20. As a result, when the cover 110 is closed, the injection port 73 is covered with the dust-proof side surface portion 116, so that dust and foreign matter are prevented from adhering to the injection port 73 even when the ink is not replenished. it can. The dust-proof side surface portion 116 is provided in a state orthogonal to the first side surface portion 111 and the second side surface portion 112. Note that the dust-proof side surface portion 116 may be provided continuously in a state orthogonal to the edge portion of the first side surface portion 111 and the edge portion of the second side surface portion 112.

  In addition, the dust-proof side part 116 may be provided in the following positions. That is, when the cover 110 is closed, even if the dust-proof side surface 116 abuts on the injection port 73 or does not contact the injection port 73, the position closer to the injection port 73 than that illustrated in FIG. You may make it provide in. In such a configuration, since the injection port 73 is covered with the dust-proof side surface portion 116 at a closer position, dust and foreign matter adhere to the injection port 73 at times other than when replenishment is not performed. Can be more effectively prevented.

  Further, in addition to the cover 110, a viewing window 117 may be provided on the exterior panel 21 of the housing 20 as shown in FIG. FIG. 13 is a diagram illustrating a configuration in which a visual recognition window 117 is provided on the exterior panel 21 in addition to the visual recognition window 114 of the cover 110. The viewing window 117 is configured by providing a rectangular viewing hole 21B in the exterior panel 21 and a transparent member 117A fitted into the viewing hole 21B. However, the visual recognition window 117 is provided in a smaller area than the visual recognition window 114, the upper end height is lower than the visual recognition window 114, and the lower end height is higher than the visual recognition window 114.

  The remaining amount of ink in the ink tank 70 can also be visually recognized through such a viewing window 117. However, the small-area viewing window 117 described above has a function of appealing from the appearance that it has a large-capacity ink tank 70, so that it can be visually confirmed that the ink replenishment time has come. It is not necessary to have the function.

<Operation for Injecting Ink into Ink Tank 70>
The operation when ink is injected into the ink tank 70 in the recording apparatus 10 configured as described above will be described below.

  First, prior to ink injection, the opening / closing member 40 is opened as shown in FIG. 2 so that the hook portion 41A of the support member 41 is hooked on the edge of the hole portion 20A. As a result, the open state of the opening / closing member 40 is maintained. By opening the opening / closing member 40 in this way, a space necessary for injecting ink from the bottle B into the ink tank 70 through the injection port 73 is secured. Is done.

  Further, the cover 110 is opened before and after the opening / closing member 40 is opened. When the cover 110 is opened, the upper end portion of the cover 110 moves away from the ink tank 70. Therefore, the bottle B does not interfere with the cover 110 when ink is injected.

  As described above, after opening the opening / closing member 40 and the cover 110, the pointed spout of the bottle B is inserted into the inlet 73 of the ink tank 70. In this state, the ink is filled into the ink storage chamber 71 of the ink tank 70 by pushing the bottle B or the like. When the predetermined amount is filled, the spout of the bottle B is pulled out from the inlet 73, and the ink filling is finished.

<About effect>
According to the recording apparatus 10 configured as described above, the ink tank 70 is normally disposed inside the housing 20 and is covered with the opening / closing member 40 that covers the upper end surface of the housing 20. Further, a cover 110 is provided on the discharge port 23 side, and the cover 110 covers the periphery of the ink tank 70. In addition, a cover 110 covering the periphery of the ink tank 70 is provided on the panel device 30 side. Therefore, when ink is not injected into the ink tank 70, the opening / closing member 40 and the cover 110 are closed to prevent dust from collecting near the ink injection port or foreign matter from being present. Become. Accordingly, when the opening / closing member 40 is rotated in the opening direction, and the cover 110 is further opened and ink is injected into the ink tank 70 through the injection port 73, dust and foreign matter are collected together with the ink. Intrusion into the tank 70 can be prevented.

  Further, when the cover 110 is closed, the injection port 73 is covered with the dust-proof side surface portion 116 of the cover 110, so that dust and foreign matter adhere to the injection port 73 even when the ink is not replenished. It is possible to prevent dust and foreign matter from entering the ink tank 70 from the injection port 73 when ink is replenished.

  Further, in the present embodiment, among the plurality of ink tanks 70, there is one that is positioned on the most corner portion side of the housing 20. At the same time, the cover 110 is disposed so as to cover the corner portion of the housing 20 by the first side surface portion 111 and the second side surface portion 112. Therefore, opening the cover 110 causes the second side surface portion 112 of the cover 110 to move away from the corner portion of the housing 20. Accordingly, even when ink is replenished to the ink tank 70 located at the corner, the cover 110 can be prevented from interfering with ink replenishment, and the workability of ink replenishment can be improved. .

  In the present embodiment, since the viewing window 114 is provided in the cover 110, the remaining amount of ink remaining in the ink tank 70 can be visually recognized through the viewing window 114. Accordingly, since the user can check the remaining amount of ink without having to open the cover 110, the convenience of the user can be improved. In addition, the presence of the viewing window 114 eliminates the need to open the cover 110 and check the remaining amount of ink. As a result, the number of times of opening and closing the cover 110 can be reduced, dust can be prevented from being collected around the injection port 73 and foreign matter can be further prevented, and dust and foreign matter can be prevented from entering the ink tank 70. This can be further prevented.

  Further, in the present embodiment, the ink tank 70 is provided with a marking 74A indicating the lower limit of the remaining amount of ink. Therefore, the user can easily recognize whether or not the remaining amount of ink in the ink tank 70 has reached the lower limit. Further, the presence of the marking 74A allows the user to know the timing for replenishing ink. Therefore, compared to the case where the marking 74A is not provided, the number of times the cover 110 is opened unnecessarily can be reduced, dust can be prevented from being collected around the inlet 73, and foreign matters can be further prevented. It becomes possible to further prevent dust and foreign matter from entering the inside.

  Further, in the present embodiment, a configuration as shown in FIG. 7 may be employed. That is, a rectangular hole 110B is formed in the cover 110, and a visual recognition window 114 is configured by fitting a transparent member 114A that can visually recognize the remaining amount of ink in the ink tank 70 into the hole 110B. It can also be said. When configured in this way, it is possible to visually recognize the remaining amount of ink. In addition, the design of the viewing window 114 can be improved.

  In the present embodiment, a configuration as shown in FIG. 8 may be employed. That is, the first side surface portion 111 and the second side surface portion 112 are continuously provided with rectangular holes 110B, and the remaining amount of ink in the ink tank 70 can be visually recognized in the continuous holes 110B. The visual recognition window 114 may be configured by fitting a transparent member 114A. Even in such a configuration, the remaining amount of ink can be visually recognized well. In addition, since the transparent member 114A is present not only in the first side surface portion 111 but also in the second side surface portion 112, the design of the visual recognition window 114 can be further enhanced.

  Furthermore, in the present embodiment, a configuration as shown in FIG. 9 can be adopted. That is, the cover 110 is configured by a transparent member 114 </ b> A capable of visually recognizing the remaining amount of ink, and the entire cover 110 may function as the visual recognition window 114. In such a configuration, the entire cover 110 functions as the visual recognition window 114, so that the number of parts of the cover 110 can be reduced and the cost can be reduced. Further, the visibility of the remaining amount of ink can be further enhanced. Furthermore, the design of the viewing window 114 can be improved.

  In the present embodiment, a configuration as shown in FIG. 10 may be employed. In other words, the viewing window 114 may be configured by forming a rectangular hole 110 </ b> B in the cover 110. In the case of such a configuration, since the visual recognition window 114 is formed by forming the rectangular hole 110B in the cover 110, the number of parts of the cover 110 can be reduced, and the cost can be reduced. It becomes possible. Also, the visibility of the remaining amount of ink can be improved. Furthermore, the design of the viewing window 114 can be improved.

  Further, in the present embodiment, as shown in FIG. 2, the cover 110 can be provided so as to swing in parallel with the installation surface on which the recording apparatus 10 is installed (so as to be a laterally open type). is there. In such a configuration, the cover 110 can be easily opened and closed even when the opening and closing member 40 is closed. Further, by opening the cover 110 when injecting ink, it is possible to improve workability at the time of ink injection.

  Further, in the present embodiment, the cover 110 can be provided so as to tilt toward the installation surface on which the recording apparatus 10 is set (so as to be a forward type). In such a configuration, when ink is injected, the cover 110 can be moved forward and opened widely, and workability at the time of ink injection can be improved.

  Further, in the present embodiment, a plurality of ink tanks 70 are provided side by side, and the type information 22B indicating the type of ink to be replenished to the plurality of ink tanks 70 is provided on the mounting member 22 to which the ink tanks 70 are attached. It has been. Due to the presence of the type information 22B, it is possible to recognize the type of ink to be replenished in the ink tank 70. Thereby, it is possible to prevent erroneous injection such as injection of an incorrect type of ink into the ink tank 70.

  In the present embodiment, in addition to the above-described invention, the opening / closing member 40 is a scanner unit having a function of reading a recording sheet (original), for example. Thus, since the opening / closing member 40 is a scanner unit, the scanner unit can read a recording medium as a document, and the convenience for the user is improved.

<Modification>
Although one embodiment of the present invention has been described above, the present invention can be variously modified. This will be described below.

(1) Modification 1
In the above-described embodiment, the case where a plurality of ink tanks 70 are provided according to the type of ink has been described. However, an integrated ink tank in which a plurality of types of ink are stored in one ink tank may be provided. In this case, the ink tank includes a number of ink storage chambers corresponding to a plurality of types of ink, and includes a number of inlets corresponding to the number of the ink storage chambers. Even in this configuration, when ink is not injected into the ink tank 70, the opening / closing member 40 and the cover 110 are closed, so that dust accumulates near the ink injection port or foreign matter exists. This can be prevented.

(2) Modification 2
In the above-described embodiment, the plurality of ink tanks 70 are arranged in the main scanning direction (X direction). However, the plurality of ink tanks may be arranged side by side in the sub-scanning direction (Y direction) or the vertical direction (Z direction). Even in this configuration, when ink is not injected into the ink tank 70, the opening / closing member 40 and the cover 110 are closed, so that dust accumulates near the ink injection port or foreign matter exists. This can be prevented.

(3) Modification 3
In the above-described embodiment, the injection port 73 is provided in the upper end surface 70A1 of the lower step portion 70A in the ink tank 70. However, the injection port may be provided on the side surface on the front side (Y1 side) of the ink tank. Even in this configuration, when ink is not injected into the ink tank 70, the opening / closing member 40 and the cover 110 are closed, so that dust accumulates near the ink injection port or foreign matter exists. This can be prevented.

(4) Modification 4
Further, in the above-described embodiment, the ink tank 70 is disposed in a portion of the housing 20 opposite to the side where the support member 41 is provided with the stacker 60 interposed therebetween. However, the ink tank may be configured to be provided on the same side as the support member 41 with respect to the stacker 60 in the housing 20. In this case, it is necessary to adopt a configuration in which the support member 41 does not interfere with the ink tank 70.

(5) Modification 5
Further, the concept of the ink tank 70 in the above-described embodiment may include a removable one such as an ink cartridge. This is because even such an ink cartridge can improve the workability at the time of ink replenishment, as long as the ink cartridge has an injection port, as in the invention in the present embodiment.

(6) Modification 6
In the above-described embodiment, the cover 110 is L-shaped when viewed from above. However, the shape of the cover is not limited to the L shape when viewed from above. For example, the cover may be linear when viewed from above, and various other shapes can be employed.

(7) Modification 7
In the above-described embodiment, the cover 110 has been described with respect to the laterally open type as shown in FIG. 2 or the forward-turned type as shown in FIG. However, the cover is not limited to these types, and may be other types. Examples of the other type of cover include a slide type in which the cover slides in at least one of a main scanning direction (X direction), a sub scanning direction (Y direction), and a vertical direction (Z direction).

  DESCRIPTION OF SYMBOLS 10 ... Recording device, 20 ... Housing | casing, 20A ... Hole part, 21 ... Exterior panel, 21A ... Notch part, 21B ... Visual recognition hole, 22 ... Mounting member, 22A ... Notch part, 22B ... Type information, 23 ... Discharge port , 30 ... Panel device, 40 ... Opening / closing member, 41 ... Support member, 41A ... Hook part, 50 ... Carriage mechanism, 51 ... Carriage, 52 ... Carriage motor, 53 ... Slide guide member, 54 ... Recording head, 55 ... Sub tank, 60 ... Stacker, 70 ... Ink tank, 70A ... Lower step, 70A1 ... End face, 70H ... Housing, 71 ... Ink storage chamber, 72 ... Air chamber, 73 ... Inlet, 73A ... Opening, 73B ... Outer peripheral flange, 74A ... Marking (corresponding to the lower limit display), 74B ... Marking, 80 ... Tube assembly, 81 ... Tube (corresponding to the flow path), 90 ... Chalk valve Mechanism: 100: Cover opening / closing mechanism, 110: Cover, 110A: Non-transparent part, 110B ... Hole, 111 ... First side part, 112 ... Second side part, 113 ... Rotating shaft, 114 ... Viewing window, 114A ... Transparent member 116: Dust-proof side surface portion 117 ... Viewing window 117A ... Transparent member B: Bottle

Claims (14)

A housing,
An opening / closing member that is rotatably attached to the housing via a rotating shaft and covers one end surface side of the housing;
An ink tank that is disposed inside the housing and is filled with ink used for recording, and an ink tank having an inlet for replenishing the ink inside the ink storage chamber;
A recording head for ejecting the ink supplied from the ink tank;
A flow path through which the ink flows between the ink tank and the recording head;
A discharge port for discharging the recording medium recorded by the recording head;
Comprising
On the discharge port side, a cover that can be opened and closed with respect to the housing and covers the periphery of the ink tank is provided.
A recording apparatus. A housing,
An opening / closing member that is rotatably attached to the housing via a rotating shaft and covers one end surface side of the housing;
An ink tank that is disposed inside the housing and is filled with ink used for recording, and an ink tank having an inlet for replenishing the ink inside the ink storage chamber;
A recording head for ejecting the ink supplied from the ink tank;
A flow path through which the ink flows between the ink tank and the recording head;
A panel device having operation buttons for performing various operations;
Comprising
On the panel device side, a cover that can be opened and closed with respect to the housing and covers the periphery of the ink tank is provided.
A recording apparatus. The recording apparatus according to claim 1 or 2,
The cover has a dust-proof side surface that covers the inlet when the cover is closed with respect to the housing.
A recording apparatus. The recording apparatus according to any one of claims 1 to 3,
A plurality of the ink tanks are provided side by side,
Some of the plurality of ink tanks are located on the corner side of the housing,
The cover has a first side surface portion extending in the main scanning direction and a second side surface portion extending in a direction intersecting the main scanning direction,
The cover is disposed so as to cover a corner portion of the housing by the first side surface portion and the second side surface portion.
A recording apparatus. The recording apparatus according to any one of claims 1 to 4, wherein:
The cover is provided with a viewing window that makes it possible to visually recognize the amount of ink remaining in the ink tank.
A recording apparatus. The recording apparatus according to claim 5,
On the ink tank or the cover, a lower limit display indicating a lower limit of the remaining amount of the ink is displayed,
The visual recognition window can recognize the remaining amount of the ink in the ink tank together with the lower limit display.
A recording apparatus. The recording apparatus according to claim 5 or 6,
A rectangular hole is formed in the cover, and the viewing window is configured by fitting a transparent member into the hole that can visually recognize the remaining amount of the ink in the ink tank.
A recording apparatus. The recording apparatus according to claim 4,
The first side surface portion and the second side surface portion are continuously provided with rectangular holes, and the remaining amount of the ink in the ink tank can be visually recognized in the continuous rectangular holes. The viewing window is configured by fitting a transparent member,
A recording apparatus. The recording apparatus according to any one of claims 1 to 6,
The cover is made of a transparent member that can visually recognize the remaining amount of the ink, and the entire cover functions as a viewing window.
A recording apparatus. The recording apparatus according to claim 5, wherein:
The viewing window is configured by forming a rectangular hole in the cover,
A recording apparatus. The recording apparatus according to any one of claims 1 to 10,
The cover is provided so as to swing in parallel with an installation surface on which the recording apparatus is installed.
A recording apparatus. The recording apparatus according to any one of claims 1 to 10,
The cover is provided so as to tilt toward an installation surface on which the recording apparatus is set.
A recording apparatus. The recording apparatus according to any one of claims 1 to 12,
A plurality of the ink tanks are provided side by side,
The ink tank is attached to the housing via an attachment member,
The attachment member is provided with type information indicating the type of the ink to be replenished to the plurality of ink tanks.
A recording apparatus. The recording apparatus according to any one of claims 1 to 13,
The opening / closing member is a scanner unit having a function of reading the recording medium.
A recording apparatus.

Images