JP4645703B2 - Container - Google Patents

Description

The present invention relates to a housing container.

In an electrophotographic image forming apparatus, a user can replace a toner cartridge containing a developer used for image formation, and when the toner cartridge is not attached to the image forming apparatus, Some are configured so that the developer does not leak.
For example, the toner cartridge disclosed in Patent Document 1 includes a shutter at a toner replenishing port through which toner flows out, and when the toner cartridge is not inserted into the image forming apparatus, the shutter closes the toner replenishing port and replenishes toner. This prevents toner from leaking out of the mouth. When the toner cartridge is inserted into the image forming apparatus, the shutter comes into contact with the member inside the image forming apparatus and is fixed. When the toner cartridge is further inserted, the toner cartridge body is fixed with the shutter fixed. The toner supply port of the toner cartridge appears, and the toner supply port faces the developer supply path for transporting the developer to the developing device. When the developer flows out from the toner replenishing port of the toner cartridge in this state, the flowed-out developer is supplied to the developing device through the toner replenishing device.

Japanese Patent Laid-Open No. 2005-134452

  An object of the present invention is to prevent the developer from dropping from a storage container to a place that is not a developer supply path during insertion of the storage container into the apparatus.

Invention of accommodating container according to claim 1 for solving the above problem is to accommodate the coloring material supplied to the apparatus main body, a container body is inserted into the apparatus main body, color material contained in the container main body outflow an outlet for, is disposed across the outlet, moving between a closing cover for opening and closing the outlet, and an open position for opening said outlet and a closed position for closing said openable cover the outlet A pair of support portions that are supported, a closing portion that closes the outflow port in the closed position, a pair of supported portions supported by the support portion, the closing portion, and the An opening / closing lid having a pair of opposed connecting portions for connecting the supported portion; and an end of the closing portion of the device body on the insertion direction side, disposed on the insertion direction side with respect to the opening / closing lid. A contact member that contacts and moves the open / close lid; and And a protection unit that the end portion of the insertion direction side of the connecting portion in contact state capable of strand portions prevent the contact with the member in the apparatus main body, at least one of the pair of connecting portions, is the outer surface on the inner surface opposite that facing the other connecting portion, is formed on the closer memorial to the inner surface side toward the end portion of the insertion direction side when inserting the container main body to the apparatus main body The protection portion is formed so that a part of the outer surface of the connecting portion can be seen and the tip of the outer surface of the connecting portion on the insertion direction side is hidden when viewed from the insertion direction side. And
The invention of accommodating container according to claim 2, an outlet which accommodates the coloring material supplied to the apparatus main body, a container body is inserted into the apparatus main body, the coloring material contained in the container main body flows out And an opening / closing lid that opens and closes the outlet, and supports the opening / closing lid so as to be movable between a closed position that closes the outlet and an open position that opens the outlet. A pair of supporting portions and the opening / closing lid, wherein the outlet is closed at the closed position , and an end portion on the insertion direction side when the container main body is inserted into the apparatus main body is in the apparatus main body. A closing portion that contacts the member for opening the opening / closing lid and moves the opening / closing lid to an open position; a pair of supported portions supported by the support portion; the closing portion; Opening / closing lid having a pair of opposed connecting portions connecting the support portions And at least one of the pair of connecting portions has an outer surface opposite to an inner surface facing the other connecting portion at an end portion on an insertion direction side when the container main body is inserted into the apparatus main body. wherein formed on the closer memorial to the inner surface side toward the outer surface of the end portion of the insertion direction side, characterized in that it is arranged on the inner side than the end portion of the insertion direction side of the closure.

According to configuration of the present invention, to ensure the width of the insertion direction side tip of the closure, it is possible to the connecting part and disposed within the apparatus member to narrow the width of contact, the insertion direction of the connecting portion lid in contact with a member end portion side is disposed in the apparatus Ru can be reduced to move.

[Embodiment]
(Configuration of image forming apparatus)
FIG. 1 is a schematic diagram of a configuration of an image forming apparatus 1 that is an example of an apparatus according to an embodiment of the present disclosure. The image forming apparatus 1 uses yellow (Y), magenta (M), cyan (C), and black (K) toner (developer) to form a color image on a sheet of electrophotographic image formation. The apparatus includes an image reading unit 200, a paper feeding unit 300, and an image forming unit 400.
In the drawings and the following description, Y is attached to the end of the code for the image related to the yellow image, M is added to the end of the code for the image related to the magenta image, and the image related to the cyan image. Is attached to the end of the code, and K is attached to the end of the code regarding a black image.

  The image reading unit 200 reads an image of a document, and includes an automatic document feeder 201, a platen glass 202, and a reading device 203. The automatic document feeder 201 is a device that transports documents onto the platen glass 202 and transports the placed documents one by one onto the platen glass 202. The reading device 203 is a device that reads an image of a document on the platen glass 202. The reading device 203 irradiates the document on the platen glass 202 with light, and converts the light reflected by the document into an electrical signal by a photoelectric conversion element. Then, image information representing an image of the document is generated for each color of Y, M, C, and K from the electrical signal, and the generated image information is output to the image forming unit 400.

  The paper feed unit 300 includes a plurality of paper storage units 301 for storing paper and a plurality of transport rolls 302 for transporting paper, and transports the paper stored in the paper storage unit 301 to the image forming unit 400. To do.

The image forming unit 400 includes photoconductors that rotate in the direction of arrow a in FIG. 1 to form an electrostatic latent image corresponding to the colors Y, M, C, and K (photoconductors 401Y and 401M). , 401C, 401K).
Further, the image forming unit 400 irradiates the photosensitive member with laser light according to the charging devices 402Y, 402M, 402C, and 402K that charge the photosensitive member and the supplied image information, thereby generating an electrostatic latent image corresponding to the image information. Exposure devices 403Y, 403M, 403C, and 403K are provided on the photosensitive member.
Further, the image forming unit 400 includes developing devices 404Y, 404M, 404C, and 404K that develop the electrostatic latent image formed on the photosensitive member with toner, which is an example of a consumable, and developing devices 404Y, 404M, 404C, and 404K. Toner cartridge 100Y (contains yellow toner), 100M (contains magenta toner), 100C (contains cyan toner), 100K (contains black toner), which is an example of a container that contains toner to be used And.
The toner cartridges 100Y, 100M, 100C, and 100K are mounted on the toner cartridge mounting portions 150Y, 150M, 150C, and 150K provided for each toner cartridge, and the toner of each toner cartridge is connected to the toner cartridge mounting portion and the developing device. The toner is conveyed to developing devices 404Y, 404M, 404C, and 404K through a toner conveyance path (not shown).

  Further, the image forming unit 400 is stretched over the backup roll 409 and the drive roll 410 in a tensioned state, and is circulated and moved in the direction of the arrow b in the figure while being in contact with the photosensitive members 401Y, 401M, 401C, and 401K. The transfer belt 406 and the photoconductors 401Y, 401M, 401C, and 401K across the intermediate transfer belt 406 are opposed to each other, and the toner images formed on the peripheral surfaces of the photoconductors 401Y, 401M, 401C, and 401K are transferred to the intermediate transfer belt 406. Primary transfer rolls 407Y, 407M, 407C, and 407K, a secondary transfer roll 408 that faces the backup roll 409 across the intermediate transfer belt 406, and that secondarily transfers the toner image on the intermediate transfer belt 406 to the paper, and paper The toner image transferred to the sheet is heated and pressurized to fix the toner image on the paper. And a fixing device 411.

(Operation of Image Forming Apparatus 1)
When copying a document in the image forming apparatus 1, the document placed on the automatic document feeder 201 is first transported to the surface of the platen glass 202. Then, the reading device 203 reads an image of a document on the platen glass 202, generates image information representing the read image for each of Y, M, C, and K colors, and sends the generated image information to the image forming unit 400. send.
The image forming unit 400 charges each photoconductor with each charging device, and then sends the supplied Y, M, C, and K image information to an exposure device corresponding to each color. Then, laser light is irradiated from the exposure device to each photoconductor according to the image information, and an electrostatic latent image corresponding to each color image of Y, M, C, K is formed on each photoconductor.

Next, the toner supplied from the toner cartridge to the developing device is supplied from the developing device to the photoconductor, and the electrostatic latent image on each photoconductor is developed to form a toner image on the surface of each photoconductor. This toner image is transferred to the intermediate transfer belt 406 by a primary transfer roll corresponding to each photoconductor.
Thereafter, the image forming unit 400 circulates and moves the intermediate transfer belt 406 and moves the toner image transferred to the intermediate transfer belt 406 to the position of the secondary transfer roll 408. At the position of the secondary transfer roll 408, the sheet conveyed from the sheet storage unit 301 by the conveyance roll 302 is conveyed between the secondary transfer roll 408 and the intermediate transfer belt 406, and the toner image on the intermediate transfer belt 406 is transferred to the second transfer roll 408. The image is transferred onto the sheet by the next transfer roll 408 and the backup roll 409. Thereafter, the sheet on which the toner image is transferred is conveyed to the fixing device 411, and the sheet on which the toner image is fixed by the fixing device 411 is discharged out of the image forming apparatus 1.

As described above, in the image forming apparatus 1, the toner stored in the toner cartridge is used to form an image on the paper. When the toner stored in the toner cartridge runs out, the toner cartridge that has run out of toner is used. It is removed from the image forming unit 400 and a new toner cartridge containing toner is mounted.
Hereinafter, the mounting and removal of the toner cartridge and the toner cartridge and the toner cartridge mounting portion according to the present embodiment will be described.

(Configuration of toner cartridge and toner cartridge mounting portion)
Hereinafter, the toner cartridge and the toner cartridge mounting unit according to the present embodiment will be described. The configurations of the toner cartridges 100Y, 100M, 100C, and 100K are the same, and the configurations of the toner cartridge mounting units 150Y, 150M, 150C, and 150K are the same. Since they are the same, in the following description, the configuration of the toner cartridge 100Y and the toner cartridge mounting portion 150Y will be described as a representative, and description of other toner cartridges and toner cartridge mounting will be omitted.

(Configuration of toner cartridge 100Y)
FIG. 2 is an external view when the toner cartridge 100Y according to the present embodiment is mounted on the toner cartridge mounting portion 150Y. In order to facilitate understanding of the following description, the X direction in the drawings is the forward direction, the −X direction is the backward direction, the Y direction is the right direction, the −Y direction is the left direction, the Z direction is the upward direction, − The Z direction is referred to as the downward direction, the X direction is referred to as the front side, the −X direction is referred to as the rear side, the Y direction is referred to as the right side, the −Y direction is referred to as the left side, the Z direction is referred to as the upper side, and the −Z direction is referred to as the lower side.
3 is an external view of the toner cartridge 100Y, FIGS. 4, 6 and 8 are enlarged views of the front side of the toner cartridge 100Y, FIG. 5 is a six-sided view of the shutter 120, and FIGS. FIG.

As shown in the figure, the toner cartridge 100Y includes a toner container 110, which is an example of a container body that stores toner, and a shutter 120, which is an example of an open / close lid.
The toner container 110 is a cylindrical container that is formed in a hollow shape, has a toner storage chamber (not shown), and stores toner. Below the front end portion of the toner container 110, an opening 115, which is an example of an outflow port through which the toner stored in the toner storage chamber flows out, and the shutter 120 are movably supported with respect to the opening 115. A frame portion 111 including a pair of guide portions 114 which is an example of a support portion is provided. In the present embodiment, the shape of the opening 115 is a rectangle, but the shape is not limited to a rectangle, and may be another shape such as a polygon or an ellipse.
The pair of guide portions 114 are positioned with the opening 115 interposed therebetween, projecting rightward at the lower end portion of the right side surface of the frame portion 111, and projecting leftward at the lower end portion of the left side surface of the frame portion 111.
Further, as shown in the figure, the frame portion 111 protrudes to the right and left sides, and a projection 112, which is an example of a protective member that protects side walls 122A and 122B described later, is formed on the front side, and the arm is opened on the right side surface. The protruding portion 113A is formed to protrude rightward, and the arm opening protruding portion 113B is formed to protrude leftward on the left side surface. The arm opening protrusions 113A and 113B are formed such that the length in the left-right direction becomes shorter from the rear side toward the front side as shown in FIG.
The protrusion 112 is positioned at the vertical direction of the side walls 122A and 122B as viewed from the front side so as to protect the side walls 122A and 122B from coming into contact with members disposed in the image forming apparatus 1 when the toner cartridge 100Y is inserted. It is arranged so as to overlap with a part and not overlap with the tip of the bottom wall 121 of the shutter 120 described later. Note that it is desirable that the protruding portion 112 be arranged so that the left and right end portions thereof do not protrude beyond the left and right end portions of the shutter 120.

The shutter 120 is a member for opening and closing the opening 115, and roughly divided, a bottom wall 121 that is an example of a closing part that closes the opening 115, and a guided part that is an example of a supported part that is supported by the guide part 114. 123, side walls 122A and 122B, and an example of a connecting portion that connects the bottom wall 121 and the guided portion 123, and a rear wall 122C.
The bottom wall 121 has a plate shape with rounded rectangular corners, and the front end portion gradually decreases in thickness in the vertical direction as it approaches the end, and the width in the left-right direction becomes wider as it becomes the front side. It is narrower.
A rear wall 122 </ b> C rising from the bottom wall 121 is integrally formed with the bottom wall 121 on the rear side of the bottom wall 121. A side wall 122A rising from the bottom wall 121 is formed integrally with the bottom wall 121 on the right side of the bottom wall 121, and a side wall 122B rising from the bottom wall 121 is formed on the left side of the bottom wall 121 with the bottom wall 121. It is integrally formed.

Further, a guided portion 123 protruding leftward from the side wall 122A is formed integrally with the side wall 122A above the side wall 122A, and a guided portion 123 protruding rightward from the side wall 122B is formed on the upper side of the side wall 122B. It is integrally formed with 122B.
Note that the side wall 122A and the side wall 122B are formed such that the thickness in the left-right direction becomes thinner on the side where the guided portion 123 is arranged as it goes forward.

  When the toner cartridge 100Y is inserted into a toner cartridge mounting portion 150Y described later, the shutter 120 faces the side where the side wall is formed toward the toner container 110, and the front side where no wall is provided is directed forward. Is moved from the rear side of the frame portion 111 toward the rear, the guide portion 114 of the frame portion 111 enters between the guided portion 123 of the side wall 122A and the bottom wall 121, and is guided by the guide portion 114 to be shutter 120. Closes the opening 115 as shown in FIGS. On the other hand, when the shutter 120 that closes the opening 115 is moved backward, the shutter 120 is moved backward by being guided by the guide portion 114, and the opening 115 appears as shown in FIGS.

(Configuration of toner cartridge mounting portion 150Y)
FIG. 10 is an external view of the toner cartridge mounting portion 150Y.
The toner cartridge mounting unit 150Y includes a storage unit that stores the toner cartridge 100Y, a shutter fixing member 160 that is an example of a fixing member that fixes the shutter 120 when the toner cartridge 100Y is stored in the storage unit, and the shutter fixing member 160. The restricting members 152A and 152B, which are examples of restricting members that restrict the movement of the arm portion 161A and the arm portion 161B in the vertical direction, are provided.

The storage portion is roughly composed of a bottom wall 151 and side walls 151A to 151C.
The bottom wall 151 has a rectangular shape, and is located at a position facing the toner replenishing port 153 communicating with the toner conveyance path and the frame portion 111 when the toner cartridge 100Y is stored, and replenishing toner protruding upward. A mouth forming part 151D is provided. Further, a side wall 151C rises from the bottom wall 151 on the front side of the bottom wall 151 and is integrally formed with the bottom wall 151, and a side wall 151A rises from the bottom wall 151 and is integrally formed on the right side of the bottom wall 151. On the left side of the bottom wall 151, a side wall 151B rises from the bottom wall 151 and is integrally formed.

  A plate-like regulating plate 152A protruding leftward from the side wall 151A is formed integrally with the side wall 151A on the left side of the side wall 151A, and a plate shape protruding rightward from the side wall 151B on the right side of the side wall 151B. The restriction plate 152B is formed integrally with the side wall 151B. The restriction plate 152A has a convex portion 154A that protrudes to the left at the rear end, and the restriction plate 152B has a convex portion 154B that protrudes to the right at the rear end. is doing. Further, there are gaps between the restriction plate 152A and the bottom wall 151 and between the restriction plate 152B and the bottom wall 151, and a part of the shutter fixing member 160 is inserted and fixed in this gap. .

  The shutter fixing member 160 has elastically deformable arm portions 161A and 161B and a connecting portion 162 that connects the arm portion 161A and the arm portion 161B, and protrudes leftward from the end of the arm portion 161A. A hook-shaped shutter fixing portion 163A is formed, and a hook-shaped shutter fixing portion 163B protruding rightward is formed at the tip of the arm portion 161B.

  Further, in the shutter fixing portion 163A, an arm opening portion 165A in which two walls 164A and 164B are integrally formed with an angle is protruded upward and integrally formed. In the shutter fixing portion 163B, An arm opening portion 165B in which the two walls 164C and 164D are integrally formed with an angle is protruded upward and formed integrally. The vertexes of the integrated wall 164A and wall 164B are directed to the left side, and the integrated vertexes of the wall 164C and wall 164D are directed to the right side.

(Operation when toner cartridge is installed)
Next, an operation when the toner cartridge 100Y is mounted on the toner cartridge mounting portion 150Y will be described with reference to FIGS.
11 is an enlarged view of the front side of the toner cartridge 100Y and the front side of the toner cartridge mounting portion 150Y when the toner cartridge 100Y is mounted on the toner cartridge mounting portion 150Y, and FIG. 12 is a toner cartridge mounting portion in the state of FIG. FIG. 13 is a diagram illustrating the positional relationship between the toner cartridge mounting unit 150Y and the shutter 120 when the toner cartridge 100Y is completely mounted on the toner cartridge mounting unit 150Y. .

  First, when the toner cartridge 100Y is mounted on the toner cartridge mounting portion 150Y, the front side of the toner cartridge 100Y is inserted from the rear side of the toner cartridge mounting portion 150Y. Then, after the front end of the frame portion 111 comes into contact with the shutter fixing portions 163A and 163B, when the toner cartridge 100Y is further inserted, the front end portion of the shutter fixing portion 163A is opened, and the front end portion of the shutter fixing portion 163B is opened. 11 and 12.

  Here, when the toner cartridge 100Y is further inserted, the front side of the side wall 122A and the front side of the side wall 122B of the shutter 120 enter between the convex portion 154A and the convex portion 154B, and with the movement of the toner cartridge 100Y, The shutter 120 moves between the regulation plates 152B.

  Next, when the toner cartridge 100Y is further inserted from the state of FIGS. 11 and 12, the arm opening protrusion 113A contacts the wall 164A of the arm opening 165A, and the arm opening protrusion 113B is the wall 164C of the arm opening 165B. To touch. Here, when the toner cartridge 100Y is further inserted, the arm portion 161A spreads to the right by the arm opening projection 113A, and the arm portion 161B spreads to the left by the arm opening projection 113B.

When the toner cartridge 100Y is further inserted, the front end portion of the bottom wall 121 of the shutter 120 comes into contact with the toner supply port forming portion 151D and is fixed at the position shown in FIG. 13, and the toner container 110 leaves the shutter 120 and moves forward. It moves (the shutter 120 moves relative to the toner container 110) and moves to an open position where the opening 115 is opened. In the state where the toner cartridge 100Y is stored in the storage unit, the opening 115 and the toner supply port 153 face each other.
Further, the arm opening protrusion 113A moves to the front side from the wall 164B of the arm opening part 165A, and the arm opening protrusion 113B moves to the front side from the wall 164D of the arm opening part 165B. Then, the widened arm portions 161A and 161B are restored and become linear as shown in FIG. 13, the shutter fixing portion 163A is hooked on the intersection of the side wall 122A and the rear wall 122C, and the shutter fixing portion 163B is the side wall. The movement of the shutter 120 is restricted at the intersection of 122B and the rear wall 122C.

When the front sides of the side walls 122A and 122B are not tapered, if the toner cartridge 100Y is inclined in the left-right direction when the toner cartridge 100Y is inserted, the regulation plate 152A and the side wall 122A or the regulation plate 152B and the side wall 122B come into contact with each other. In addition, the side walls 122A and 122B may come into contact with members other than the regulation plates 152A and 152B of the storage unit, and the shutter 120 may move during insertion and the opening 115 may appear to cause toner leakage.
However, in this embodiment, the side walls 122A and 122B taper in the left-right direction toward the front side away from the regulation plates 152A and 152B (the outer surface on the opposite side to the inner surface facing the side wall 122B in the side wall 122A). Are formed such that the outer surface of the side wall 122B opposite to the inner surface facing the side wall 122A approaches the inner surface side, and the front ends of the side walls 122A and 122B and the regulation plate 152A, Since the width of contact with 152B is narrower than that of the non-tapered configuration, the side walls 122A, 122B and the regulation plates 152A and 152B are difficult to contact, and the front ends of the side walls 122A, 122B are The width in the left-right direction of the tip of the bottom wall 121 in contact with the toner replenishing port forming portion 151 as compared with the configuration without taper It can be wider.
Further, the protrusion 112 and the tips of the side walls 122A and 122B overlap in both the vertical direction and the left-right direction when viewed from the front direction, but the protrusion 112 has the vertical direction and the bottom wall 121 when viewed from the front direction. Since the toner supply port forming portion 151 </ b> D and the bottom wall 121 can be in contact with each other in the left-right direction, the shutter 120 can be moved relative to the toner container 110.

(Operation when removing the toner cartridge)
Next, an operation when the toner cartridge 100Y is removed from the toner cartridge mounting portion 150Y will be described.
First, when the toner cartridge 100Y is pulled out from the state shown in FIG. 2, since the shutter 120 is fixed at the position shown in FIG. 13, the portion other than the shutter 120 in the toner cartridge 100Y moves backward, and the frame The lower side of the portion 111 is covered with the shutter 120.
The arm opening protrusion 113A contacts the wall 164B of the arm opening part 165A, and the arm opening protrusion 113B contacts the wall 164D of the arm opening part 165B. Here, when the toner cartridge 100Y is further pulled out in the rear direction, the arm portion 161A is expanded in the right direction by the arm opening protrusion 113A, and the arm portion 161B is expanded in the left direction by the arm opening protrusion 113B. Since the arm portions 161A and 161B are expanded here, the shutter fixing portion 163A is disengaged from the intersection portion of the side wall 122A and the rear wall 122C, and the shutter fixing portion 163B is disengaged from the intersection portion of the side wall 122B and the rear wall 122C. It becomes movable.

When the toner cartridge 100Y is further pulled out after the arm portions 161A and 161B are spread, the rear wall 122C of the shutter 120 comes into contact with the end surface on the rear side of the frame portion 111, and the shutter 120 moves in the rearward direction together with the frame portion 111. Move to. When the toner cartridge 100Y is further pulled out, the toner cartridge 100Y is detached from the toner cartridge mounting portion 150Y.
As described above, the shutter 120 is fixed until the lower side of the frame 111 is covered. After the frame 111 is covered, the shutter 120 moves together with the frame 111. Therefore, the shutter 115 is opened while the toner cartridge 100Y is being pulled out. Does not appear, and toner does not flow out to a place other than the toner supply port 153.

[Modification]
As mentioned above, although embodiment of this invention was described, this invention is not limited to embodiment mentioned above, It can implement with another various form. For example, the above-described embodiment may be modified as follows.

The image forming apparatus 1 is not limited to the one having only a copying function, but a facsimile function, a scanner function for generating image data indicating an image of a document read by the image reading unit 200, and paper according to image data sent from a computer device A plurality of functions such as an image forming function may be provided.
In the above-described embodiment, the toner cartridge 100Y that is attached to and detached from the electrophotographic image forming apparatus and contains powder toner used in the developing device is described as an example. For example, if the sealing around the shutter 120 is improved, the container can be applied to a storage container for storing a liquid developer. The present invention is also applicable to a storage container that stores ink to be supplied to an image forming apparatus of the type.

  In the embodiment described above, the toner cartridge 100Y has the protrusion 112 as shown in FIG. 4, but the protrusion 112 may not be formed on the frame 111 as shown in FIG. Good.

  In the embodiment described above, the side walls 122A and 122B taper linearly toward the tip as shown in FIG. 5, but the right side of the side wall 122A and the left side of the side wall 122B are curved and tapered. It may be.

  In the shutter 120, the side wall 122A and the rear wall 122C are integrated, and the side wall 122B and the rear wall 122C are integrated, but the rear wall 122C is separated from the side walls 122A and 122B and integrated. It does not have to be.

  In the above-described embodiment, the storage portion includes the restriction plate 152A, the convex portion 154A, the restriction plate 152B, and the convex portion 154B, and both the front side of the side wall 122A and the front side of the side wall 122B are tapered. However, when only the restriction plate 152A and the convex portion 154A are provided, only the front side of the side wall 122A is tapered, and when only the restriction plate 152B and the convex portion 154B are provided, only the front side of the side wall 122B is provided. May be tapered.

1 is a schematic diagram of a configuration of an image forming apparatus 1 according to an embodiment of the present invention. FIG. 3 is an external view when the toner cartridge 100Y according to the embodiment is mounted on a toner cartridge mounting portion 150Y. 2 is an external view of a toner cartridge 100Y. FIG. FIG. 4 is an enlarged view of the front side of the toner cartridge 100Y. 6 is a six-sided view of the shutter 120. FIG. The enlarged view of opening 115 vicinity when the shutter 120 has closed the opening 115. FIG. FIG. 6 is a three-view diagram of the vicinity of the opening 115 when the shutter 120 closes the opening 115. The enlarged view of the opening 115 vicinity when the opening 115 has appeared. 3 is a three-view diagram of the vicinity of the opening 115 when the opening 115 appears. FIG. FIG. 36D is an exterior diagram of a toner cartridge mounting portion 150Y according to the embodiment. FIG. 3 is an enlarged view of the front side of a toner cartridge 100Y and the front side of a toner cartridge mounting portion 150Y. 6 is a diagram illustrating a positional relationship between a toner cartridge mounting unit 150Y and a shutter 120. FIG. FIG. 6 is a diagram illustrating a positional relationship between a toner cartridge mounting unit 150Y and a shutter 120 when mounting of the toner cartridge 100Y is completed. FIG. 11 is an external view of a toner cartridge 100Y according to a modification of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Image forming apparatus, 100Y, 100M, 100C, 100K ... Toner cartridge, 110 ... Toner container, 111 ... Frame part, 112 ... Projection part, 113A, 113B ... Arm opening Projection part, 114 ... guide part, 115 ... opening, 120 ... shutter, 121 ... bottom wall, 122A, 122B, 122C ... side wall, 123 ... guided part, 150Y, 150M , 150C, 150K... Toner cartridge mounting portion, 151... Bottom wall, 151A to 151C .. sidewall, 151D... Toner supply port forming portion, 152A, 152B. Supply port, 154A, 154B ... convex portion, 160 ... shutter fixing member, 161A, 161B ... arm portion, 162 ... connecting portion, 163A, 63B ... shutter fixing member, 164a ... wall, 165A, 165B ... arm opening, 200 ... image reading section, 300 ... feeding unit, 400 ... image forming unit

Claims (2)

A container body that contains a color material supplied to the apparatus body and is inserted into the apparatus body;
An outlet from which the color material contained in the container body flows out;
An opening / closing lid that is disposed across the outlet and opens and closes the outlet;
A pair of support portions that movably support the open / close lid between a closed position for closing the outlet and an open position for opening the outlet;
The opening / closing lid, wherein the closing portion closes the outflow port at the closed position, a pair of supported portions supported by the support portion, and a pair of opposed portions connecting the closure portion and the supported portion. An open / close lid having a connected portion ;
A contact member that is disposed on the insertion direction side with respect to the opening / closing lid and that contacts the end of the closing portion on the insertion direction side in the apparatus main body and moves the opening / closing lid can be contacted with the closing portion. A protective portion that prevents the end of the connecting portion on the insertion direction side from coming into contact with a member in the apparatus main body ,
At least one of the pair of connecting portions has an outer surface on the opposite side to the inner surface facing the other connecting portion as the end portion on the insertion direction side when the container main body is inserted into the apparatus main body. is formed on the closer memorial to the inner surface side,
The protection part is formed so that a part of the outer surface of the connection part can be seen and the tip of the connection part on the insertion direction side is hidden when viewed from the insertion direction side. Containment container. A container body that contains a color material supplied to the apparatus body and is inserted into the apparatus body;
An outlet from which the color material contained in the container body flows out;
An opening / closing lid that is disposed across the outlet and opens and closes the outlet ;
A pair of support portions for supporting the open / close lid so as to be movable between a closed position for closing the outlet and an open position for opening the outlet;
The opening / closing lid, wherein the outlet is closed at the closed position, and the opening / closing lid at the end of the insertion direction when the container body is inserted into the apparatus body is disposed in the apparatus body. A closing portion that contacts a member for opening and moves the opening / closing lid to an open position, a pair of supported portions supported by the support portion, and a pair that connects the closing portion and the supported portion And an open / close lid having opposite coupling parts,
At least one of the pair of connecting portions has an outer surface on the opposite side to the inner surface facing the other connecting portion as the end portion on the insertion direction side when the container main body is inserted into the apparatus main body. is formed on the closer memorial to the inner surface, an outer surface of the end of the insertion direction side, container, characterized in that it is arranged on the inner side than the end portion of the insertion direction side of the closure.

Images