CN214795579U

CN214795579U - Carbon powder cylinder

Info

Publication number: CN214795579U
Application number: CN202120741995.2U
Authority: CN
Inventors: 杨晓锋; 苏健强; 易新华
Original assignee: Print Rite Unicorn Image Products Co Ltd
Current assignee: Print Rite Unicorn Image Products Co Ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-11-19
Anticipated expiration: 2031-04-12

Abstract

The utility model provides a carbon powder cylinder, the carbon powder cylinder is detachably installed in the electronic photography type imaging device, the electronic photography type imaging device comprises a powder cylinder receiving shell and a carbon powder receiving piece, the carbon powder receiving piece is positioned at the bottom of the powder cylinder receiving shell, the carbon powder receiving piece comprises a main body part and a powder inlet cover, the powder inlet cover is provided with an articulated part and a chute, the articulated part is articulated with the powder cylinder receiving shell, and the main body part is provided with a sliding bulge matched with the chute; the carbon powder cylinder comprises a cylinder main body and an end cover, wherein the bottom of the end cover is provided with a powder discharge port, and the end cover is provided with a gate for opening and closing the powder discharge port; the bottom wall of the end cover is provided with an unsealing bulge, the unsealing bulge is provided with forced push inclined planes at two axial ends of the carbon powder barrel, and the forced push inclined planes incline downwards; along with the installation operation of the carbon powder cylinder, the forced pushing inclined plane pushes the powder inlet cover and opens the powder inlet cover, and the powder inlet cover drives the main body part to move towards the powder discharge opening along the vertical direction. The carbon powder barrel is smooth in assembling process.

Description

Carbon powder cylinder

Technical Field

The utility model belongs to the technical field of the electronic imaging equipment consumptive material and specifically relates to a carbon dust section of thick bamboo is related to.

Background

A toner cartridge is detachably mounted in the electrophotographic image forming apparatus, and a developer (toner) such as toner is contained in the toner cartridge to develop an electrostatic latent image formed on the image processing unit to form a visible image on a medium such as paper. Since the developer as a consumable product needs to be constantly replenished into the electrophotographic type image forming apparatus, the developing unit detachably mounted to the electrophotographic type image forming apparatus is often loaded with only a certain amount of developer, and therefore, the toner cartridge needs to be frequently replaced.

Chinese patent application publication No. CN106019897A discloses a toner cartridge and developer supply system that employs an inclined portion (coupling portion 3b2) to directly guide the coupling portion 11b to move vertically upward, and then opens the developer receiving opening 11a (powder inlet) on the opening apparatus.

However, since the toner cartridge needs to be replaced frequently, the engaging portion 11b needs to rub against different inclined portions frequently, which may cause surface abrasion of the engaging portion 11b, reduce the size of the engaging portion 11b, or even break the engaging portion 11b, resulting in poor engagement between the toner inlet of the printing apparatus and the toner outlet of the toner cartridge, and further causing leakage of the developer or failure to open the toner inlet, thereby causing the electrophotographic image forming apparatus to fail to print normally.

In addition, since the guide rails (the coupling portions 3b2) are provided on both sides of the toner cartridge, once the toner cartridge is tilted or the two sliding protrusions in the toner cartridge receiving chamber, which are engaged with the guide rails, are not located at the same horizontal position during the mounting process, the sliding protrusions may be locked with the guide rails of the toner cartridge, and the toner cartridge cannot be smoothly mounted in the electrophotographic image forming apparatus. In addition, the powder discharge port of the existing carbon powder cylinder is in rigid butt joint with the powder inlet of the powder cylinder receiving cavity, and the sealing and the positioning of the powder outlet are influenced.

Disclosure of Invention

The utility model aims at providing a simple structure, assembly process are smooth and easy, avoid simultaneously because guide rail wearing and tearing lead to the carbon powder receiving piece in the electrophotography type image device can't open the carbon powder section of thick bamboo of income powder mouth.

In order to achieve the above object, the present invention provides a toner cartridge detachably mountable in an electrophotographic image forming apparatus, the electrophotographic image forming apparatus includes a toner cartridge receiving housing and a toner receiving member, the toner receiving member is located at a bottom of the toner cartridge receiving housing, the toner receiving member includes a main body portion and a toner inlet cover, the main body portion is provided with a toner inlet, the toner inlet cover is disposed at an upper side of the toner inlet, the toner inlet cover is provided with a sealing portion, an articulating portion and a chute, the articulating portion is articulated with the toner cartridge receiving housing, the sealing portion is used for opening and closing the toner inlet, the main body portion is provided with a sliding protrusion cooperating with the chute; the sealing part and the sliding groove are respectively positioned at two sides of the hinge part in the vertical direction. The carbon powder barrel comprises a barrel main body and an end cover, wherein the end cover is arranged at one end of the barrel main body, the bottom of the end cover is provided with a powder discharge port which can be communicated with the powder inlet, and the end cover is provided with a gate which is used for opening and closing the powder discharge port; the bottom wall of the end cover is provided with an unsealing bulge, the unsealing bulge is arranged close to the powder discharge port, two ends of the unsealing bulge along the axial direction of the carbon powder cylinder are provided with forced push inclined planes, and the forced push inclined planes incline downwards; the toner cartridge is mounted toward the electrophotographic image forming apparatus in an axial direction of the cartridge main body, and along with the mounting operation of the toner cartridge, the inclined surface is forced to push the toner inlet cover, the toner inlet cover rotates around the hinge portion and opens the toner inlet, and the toner inlet cover moves the main body portion to move toward the toner discharge opening in a vertical direction.

According to the scheme, when the toner barrel is installed in the electrophotographic imaging device, along with the forward movement of the toner barrel, the forced push inclined plane of the unsealing bulge applies acting force to the toner inlet cover to open the toner inlet cover, and when the toner inlet cover rotates around the hinged part, the sliding bulge slides along the sliding groove and simultaneously upwards pushes the main body part of the toner receiving piece to upwards move to the position abutted with the gate, so that the toner inlet of the electrophotographic imaging device is opened, and the engagement and communication between the toner discharge port of the toner barrel and the toner inlet of the toner barrel receiving cavity are realized. Additionally, because the utility model discloses a carbon dust section of thick bamboo does not set up the guide rail, consequently can not receive the protruding relative friction of cooperation of piece with the carbon dust at installation and dismantlement in-process, therefore be favorable to avoiding the carbon dust to receive the piece and receive wearing and tearing, be favorable to avoiding the size that the carbon dust received the piece to diminish and the rupture, can not influence the normal butt joint of income powder mouth and row powder mouth, avoid appearing leaking the powder or can't open the phenomenon of income powder mouth.

One preferred scheme is that the diapire of end cover still is provided with elasticity release link, and the stiff end of elasticity release link is connected on the diapire of end cover, unseals the arch and is located the free end of elasticity release link.

It is thus clear that the setting of elasticity release link makes when compelling to push away the inclined plane and bulldoze the income powder mouth lid of installation direction upstream side elasticity release link can drive and unseal protruding rebound to avoid the income powder mouth lid of upstream side, unseal protruding entering under the effect of elasticity release link elasticity restoring force between two income powder mouth lids after that, continue to push away the carbon powder section of thick bamboo, compel to push away the inclined plane and the income powder mouth lid butt of downstream side and to this income powder mouth lid application effort, this income powder mouth lid atress rotates around articulated portion.

The further scheme is that a groove is formed in the bottom wall of the end cover in a penetrating mode in the vertical direction, and the elastic reset rod is located in the groove.

Therefore, the elastic reset rod is convenient to elastically deform due to the arrangement of the groove.

The further scheme is that a pressing block is arranged at the position, opposite to the unsealing bulge, of the gate in the vertical direction, the pressing block protrudes downwards from the bottom wall of the gate, and the pressing block is abutted to the free end of the elastic reset rod.

Therefore, when the unsealing bulge is abutted to the downstream powder inlet cover and acting force is applied to the powder inlet cover, the pressing block limits the unsealing bulge from the upper side of the unsealing bulge, and the elastic reset rod is prevented from deforming to enable the unsealing bulge to be upward and prevent the powder inlet cover from being opened.

The further proposal is that the pressing block is provided with a guide inclined plane which inclines downwards, and the guide inclined plane is positioned at the upstream side of the pressing block in the installation direction of the carbon powder cylinder.

Therefore, the interference between the pressing block and the free end of the elastic reset rod is avoided, and the opening bulge is ensured to smoothly enter the lower part of the pressing block.

Preferably, the bottom wall of the end cover is further provided with a stopping bulge, and the stopping bulge is positioned on the upstream side of the unsealing bulge in the installation direction of the carbon powder cylinder; an accommodating groove is formed between the stopping bulge and the unsealing bulge, and a part of the powder inlet cover can extend into the accommodating groove; the stop bulge is obliquely arranged downwards far away from the side wall of the unsealing bulge.

Therefore, the powder inlet cover can be guaranteed to rotate and be kept at the opened limit position by the aid of the protruding setting of the stopping blocks, meanwhile, due to the fact that the size requirement of the opening and sealing protrusions is reduced, the opening and sealing protrusions only need to force the powder inlet cover to overturn towards the opened limit position, the powder inlet cover does not need to be abutted against the powder inlet cover all the time, the powder inlet cover is guaranteed to overturn to the limit position mainly by the aid of the protruding stopping blocks, and the process of opening the powder inlet cover can be smooth.

One preferred scheme is that at least one of two opposite sides of the end cover is provided with an unsealing guide rail, the unsealing guide rail is provided with a guide inclined plane, and the guide inclined plane is inclined relative to the central axis of the cylinder main body; the outer surface of one end of the cylinder main body close to the end cover is provided with a driving force receiving part, and a guide inclined plane is obliquely arranged from bottom to top from one end far away from the driving force receiving part to one end close to the driving force receiving part along the axial direction of the cylinder main body; the carbon powder receiving piece further comprises two supporting rods and two matching protrusions, the two supporting rods are arranged on two sides of the main body portion relatively, the matching protrusions and the supporting rods are arranged in a one-to-one correspondence mode, and the matching protrusions are arranged on the side walls, opposite to the two supporting rods, of the two supporting rods and are in sliding fit with the guide inclined surfaces.

Therefore, the arrangement of the unsealing guide rail further ensures the smooth opening of the powder inlet cover and the butt joint of the powder inlet of the main body part and the powder discharge port of the carbon powder cylinder.

Preferably, the shutter comprises a plate body and a resilient seal located on the side of the plate body facing the toner receiving member and located opposite the toner receiving member, or on the side of the plate body facing away from the toner receiving member.

Therefore, after the main body part of the carbon powder receiving piece is butted with the powder discharge opening, the carbon powder receiving piece is in flexible contact with the flashboard, and therefore the position of the carbon powder receiving piece is easier to control. Because elastic sealing element atress can carry out elastic deformation, so even the carbon powder receives the piece slope, the setting up of elastic sealing element makes the flashboard can adapt to the state change that the carbon powder received the piece, receives the piece with the carbon powder all the time and carries out good butt joint, and the carbon powder receives the piece and arranges the powder mouth and can keep good sealed condition, prevents that the carbon powder from revealing from the butt joint position. Meanwhile, due to the arrangement of the elastic sealing piece, the carbon powder receiving piece can be more stably supported at the combination position of the carbon powder receiving piece and the powder discharging opening. When elastic sealing element was located between plate body and the end cover, when the carbon powder received piece and taken place the slope, can exert the effort to the plate body, because be provided with elastic sealing element between plate body and the end cover, the plate body can follow the carbon powder and receive the piece and carry out the change of position to keep always receiving the state of closely docking between the piece with the carbon powder.

One preferred scheme is that the end cover comprises an outer cover and a shell, the outer cover is covered outside the shell, the powder discharging port is located on the shell, the gate is detachably mounted on the shell, the shell is provided with a gate sliding groove extending along the axial direction of the cylinder main body, and the gate is in sliding fit with the gate sliding groove.

Therefore, when the carbon powder barrel is assembled, the gate is clamped in the electronic photography type imaging device, the carbon powder barrel is continuously pushed forwards, the gate slides relative to the sliding groove, and the powder discharging opening is opened.

The further scheme is that the two opposite sides of the shell are provided with limiting guide rails, and the limiting guide rails protrude outwards from the side wall of the shell and extend along the axial direction of the cylinder main body. A limiting sliding groove is arranged in the powder cylinder receiving shell, and a limiting guide rail is in sliding fit with the limiting sliding groove.

It can be seen that the cooperation of the limiting guide rail and the chute ensures that the toner cartridge can be inserted into the electrophotographic type image forming apparatus in the horizontal direction.

Drawings

Fig. 1 is a state view of a first embodiment of a toner cartridge of the present invention before being mounted to a toner cartridge receiving housing.

FIG. 2 is a schematic view of a toner receiver according to a first embodiment of the present invention.

Fig. 3 is an exploded view of a first embodiment of the carbon powder cartridge of the present invention.

Fig. 4 is a perspective view of a first viewing angle of the housing in the first embodiment of the toner cartridge of the present invention.

Fig. 5 is a second perspective view of the housing of the first embodiment of the toner cartridge of the present invention.

Fig. 6 is a state view of the end cap of the first embodiment of the toner cartridge of the present invention after the housing is mounted to the toner cartridge receiving housing.

Fig. 7 is a perspective view of a shutter at a first viewing angle according to a first embodiment of a toner cartridge of the present invention.

Fig. 8 is a perspective view of a shutter at a second viewing angle according to the first embodiment of the present invention.

FIG. 9 is a perspective view showing the toner inlet cover of the toner receiver of the first embodiment of the toner cartridge of the present invention in an unopened state.

Fig. 10 is a right side view of the state of fig. 9.

Fig. 11 is a left side view of the state of fig. 9.

Fig. 12 is a sectional view of the state of fig. 9.

FIG. 13 is a right side view of the toner receiving member of the first embodiment of the toner cartridge of the present invention in the opening of the toner inlet cap.

FIG. 14 is a left side view showing the opening of the toner inlet cover of the toner receiving member in the first embodiment of the toner cartridge of the present invention.

FIG. 15 is a sectional view showing the toner receiving member in the first embodiment of the toner cartridge according to the present invention in the opening of the toner inlet cap.

FIG. 16 is a right side view showing an open state of a toner inlet cover of the toner receiving member in the first embodiment of the toner cartridge of the present invention.

FIG. 17 is a left side view showing an open state of a toner inlet cover of the toner receiving member in the first embodiment of the toner cartridge of the present invention.

FIG. 18 is a sectional view showing an open state of a toner inlet cover of the toner receiving member in the first embodiment of the toner cartridge of the present invention.

Fig. 19 is a structural view of a second embodiment of the toner cartridge of the present invention and a partially enlarged view thereof.

FIG. 20 is a right side view of a third embodiment of a toner cartridge of the present invention after mating the housing and the toner receiver.

FIG. 21 is a left side view of a third embodiment of a toner cartridge of the present invention after mating the housing and the toner receiver.

Fig. 22 is a partial view of a fourth embodiment of a toner cartridge in accordance with the present invention.

FIG. 23 is a view showing the structure of the outer cap of the fourth embodiment of the toner cartridge of the present invention.

Fig. 24 is a sectional view of a case and a shutter in a fifth embodiment of the toner cartridge of the present invention.

Fig. 25 is an exploded view of the housing and shutter of a fifth embodiment of the toner cartridge of the present invention.

The present invention will be further explained with reference to the drawings and examples.

Detailed Description

First embodiment of the toner cartridge:

referring to fig. 1 and 2, the electrophotographic type image forming apparatus includes a powder cartridge receiving housing 10, a toner receiving member 12, and a toner cartridge 2, a powder cartridge receiving chamber 11 is provided in the powder cartridge receiving housing 10, and one end of the toner cartridge 2 is detachably mounted in the powder cartridge receiving chamber 11. The toner receiving member 12 is located at the bottom of the cartridge receiving chamber 11 and after the toner cartridge 2 is mounted in place, the toner receiving member 12 is vertically opposite the discharge opening 40 (shown in FIG. 5) of the toner cartridge 2. For convenience of description, the mounting direction of the toner cartridge is hereinafter referred to as "front-rear direction", and the downstream side of the mounting direction is defined as the front side, and the direction perpendicular to the front-rear direction and perpendicular to the vertical direction is referred to as "left-right direction".

As shown in fig. 2 and 12, the toner receiving member 12 includes an inner sleeve 120, an outer sleeve 125, a spring 126 and two toner inlet caps 13, the outer sleeve 125 includes a cylindrical portion 121, two support rods 122 and two engaging protrusions 123, as shown in fig. 2, the two support rods 122 are oppositely disposed on the left and right sides of the cylindrical portion 121, the engaging protrusions 123 are disposed in one-to-one correspondence with the support rods 122, and the engaging protrusions 123 are disposed on the opposite side walls of the two support rods 122. The inner sleeve 120 comprises a main body portion 1201 and a connecting portion 1202, the main body portion 1201 is provided with a powder inlet 124 (shown in fig. 13) in a penetrating manner along the vertical direction, the connecting portion 1202 is cylindrical and is arranged on the outer peripheral wall of the main body portion 1201, the connecting portion 1202 is arranged coaxially with the main body portion 1201, a mounting groove 1203 is formed between the connecting portion 1202 and the main body portion 1201, the inner sleeve 120 is mounted in the cylindrical portion 121 of the outer sleeve 125, the spring 126 is sleeved outside the main body portion 1201 and is located in the mounting groove 1203, two ends of the spring 126 are respectively abutted to the inner sleeve 120 and the outer sleeve 125, and the inner sleeve 120 can move in the vertical direction relative to the outer sleeve 125.

The two powder inlet covers 13 are disposed on the upper side of the powder inlet 124 in the front-rear direction to open and close the powder inlet 124. Each powder inlet cover 13 is provided with a sealing part 131, two hinge parts 132, a sliding groove 133 and two force receiving parts 136, the sealing part 131 covers the top of the powder inlet 124, and the sealing parts 131 of the two powder inlet covers 13 are butted along the front and back directions so as to seal the powder inlet 124. The two force-receiving portions 136 are located on the top of the powder inlet cover 13 and located on the left and right sides of the sealing portion 131, the two hinge portions 132 are located on the left and right sides of the powder inlet cover 13, the two hinge portions 132 are hinged to the powder container receiving housing 10, and the powder inlet cover 13 can rotate around the hinge portions 132 to open the powder inlet 124. The two sliding grooves 133 are located on the left and right sides of the main body portion 1201 of the toner receptacle 12, the sliding groove 133 of the front powder inlet cover 13 is located on the left side wall 134 thereof, the sliding groove 133 of the rear powder inlet cover 13 is located on the right side wall 135 thereof, the sliding protrusions 1211 engaged with the two sliding grooves 133 are provided on the left and right sides of the main body portion 1201, respectively, the two sliding grooves 133 extend in the front-rear direction when the powder inlet cover 13 is in the closed position, the sealing portion 131 is located on the upper side of the hinge portion 132, and the sliding groove 133 is located on the lower side of the hinge portion 132.

Referring to fig. 3, the toner cartridge 2 includes a cartridge body 3 and an end cap 4, the cartridge body 3 extends in a front-rear direction, an opening 31 is provided at one end of the cartridge body 3, the end cap 4 is installed at the opening end of the cartridge body 3, a stirring frame 33 is fixed in the opening end of the cartridge body 3, and when the cartridge body 3 rotates, the stirring frame 33 will rotate synchronously with the cartridge body 3 to transfer the toner in the opening end of the cartridge body 3 into the end cap 4. The outer surface of the cylinder main body 3 near the open end is provided with teeth 34 serving as a driving force receiving portion, and the teeth 34 can receive a driving force output from a driving member of the electrophotographic type image forming apparatus, for example, the driving member is a gear which is engaged with the teeth 34 and which rotates to drive the teeth 34 to rotate and thus the cylinder main body 3 to rotate.

Referring to fig. 3 to 6, the end cap 4 includes the enclosing cover 5 and the casing 6, the enclosing cover 5 covers the casing 6, the bottom wall of the casing 6 is provided with the powder discharge port 40 and two slots 60 in the vertical direction, the powder discharge port 40 is communicated with the inside of the casing 6, the slots 60 are located on the left and right sides of the powder discharge port 40 and located outside the casing 6, the two slots 60 are internally provided with the elastic reset rod 62, the fixed end 621 of the elastic reset rod 62 is connected to the side wall of the slot 60, the lower side of the free end 622 of the elastic reset rod 62 is provided with the unsealing bulge 63, the unsealing bulge 63 protrudes downwards from the bottom wall of the casing 6, and the two unsealing bulges 63 are oppositely arranged in the left and right directions. The free end of the elastic reset rod 62 located on the left side of the housing 6 is further provided with a stopping protrusion 64, the stopping protrusion 64 is located on the rear side of the unsealing protrusion 63, and an accommodating groove 65 is formed between the stopping protrusion 64 and the unsealing protrusion 63, as shown in fig. 18, when the powder inlet cover 13 is in an open state, the limiting protrusion 1341 of the left side wall 134 of the powder inlet cover 13 extends into the accommodating groove 65, the limiting protrusion 1341 is adjacent to the stopping protrusion 64 in the front-rear direction, the limiting protrusion 1341 is matched with the stopping protrusion 64 to limit the powder inlet cover 13 in the front-rear direction, and meanwhile, the powder inlet cover 13 is prevented from rotating reversely, and at this time, the stopping protrusion 64 is opposite to the sliding groove 133 in the vertical direction.

The unsealing bulge 63 and the stopping bulge 64 are both arranged close to the powder discharging port 40, the section of the unsealing bulge 60 is approximately triangular, the unsealing bulge 63 is provided with forced pushing inclined planes 631 on the front side and the rear side, the forced pushing inclined planes 631 are parallel to the left-right direction, and the forced pushing inclined planes 631 incline downwards. The section of the stopping protrusion 64 is substantially in a right trapezoid shape, the side wall 642 of the stopping protrusion 64 facing the unsealing protrusion 63 is substantially parallel to the vertical direction, in other embodiments, the side wall 642 may also be inclined at a small angle with the vertical direction to cooperate with the limiting protrusion 1341 of the powder inlet cover 13 to stop the powder inlet cover 13, and the side wall 641 of the stopping protrusion 64 away from the unsealing protrusion 63 is parallel to the left-right direction and is inclined downward, so that the carbon powder cartridge 2 can be smoothly taken out from the powder cartridge receiving housing 10. As shown in fig. 11, the maximum distance l1 between the stop protrusion 64 and the bottom wall of the housing 6 is smaller than the maximum distance l2 between the unsealing protrusion 63 and the bottom wall of the housing 6, and the distance l3 between the powder inlet cover 13 and the bottom wall of the housing 6 on the moving path of the unsealing protrusion 60 is greater than the maximum distance l1 between the stop protrusion 64 and the bottom wall of the housing 6 and smaller than the maximum distance l2 between the unsealing protrusion 63 and the bottom wall of the housing 6. Thus, the sidewall 642 of the stopper projection 64 is prevented from interfering with the powder inlet cover 13 during the process of mounting the toner cartridge 2.

As shown in fig. 5 and 6, the left and right sides of the housing 6 are provided with two limit rails 67, the two limit rails 67 respectively protrude outward from the left and right side walls of the housing 6 and extend along the axial direction of the cartridge main body 3, a limit chute 14 is provided in the powder cartridge receiving housing 10, the limit rails 67 are in sliding fit with the limit chute 14, the limit rails 67 are in vertical fit with the limit chute 14 for limiting, and it is ensured that the carbon powder cartridge 2 can be installed in the electrophotographic image forming apparatus along the horizontal direction, thereby ensuring stable engagement of the carbon powder receiving member 12 and the carbon powder cartridge 2.

Referring to fig. 7, 8 and 12, the casing 6 is detachably provided with the gate 7, the gate 7 is provided with a powder outlet 71, the casing 6 is provided with a gate chute 61 extending along the axial direction of the cylinder main body 3, the gate 7 is in sliding fit with the gate chute 61 to open or close the powder outlet 40, both sides of the gate 7 are provided with connecting rods 74, and free ends of the connecting rods 74 are provided with buckles 72.

Gate 7 includes plate body 70 and first elastic sealing element 73, the bottom of casing 6 is provided with sealing member mounting groove 66, arrange powder mouth 40 and be located sealing member mounting groove 66, be provided with second elastic sealing element 661 in sealing member mounting groove 66, second elastic sealing element 661 is provided with the intercommunication mouth 662 that communicates with row powder mouth 40 with running through, and intercommunication mouth 662 and row powder mouth 40 set up relatively in vertical direction, first elastic sealing element 73 and second elastic sealing element 661 set up respectively in the both sides that plate body 70 is relative, second elastic sealing element 661 is located plate body 70 towards the inside one side of casing 6, be used for realizing the sealed between casing 6 and the gate 7. The first resilient seal 73 is located on the side of the plate 70 facing the toner receiver 12 and is positioned vertically opposite the main body 1201 of the toner receiver 12 so as to resiliently abut against the shutter 7 when the toner receiver 12 is moved up into engagement with the discharge port 40. The powder outlet 71 of the shutter 7 penetrates the plate body 70 and the first elastic sealing member 73 in the vertical direction, and when the shutter 7 is located at the open position, the powder discharge port 40 of the housing 6 and the communication port 662 of the second elastic sealing member 661 are vertically opposed to and communicated with the powder outlet 71 of the shutter 7.

Be provided with briquetting 75 on the plate body 70 of gate 7, briquetting 75 is downward salient from the diapire of plate body 70, briquetting 75 sets up the stiff end at connecting rod 74, the rear side of briquetting 75 is equipped with tilt down's direction inclined plane 751, open the in-process at income powder mouth lid 13, briquetting 75 and elastic return bar 62's free end 622 butt, like this, when elastic return bar 62's free end 622 is to the trend of upwards warping, briquetting 75 can apply decurrent effort to unsealing arch 63, thereby guarantee to go into powder mouth lid 13 and can be opened by unsealing arch 63.

Referring to fig. 9 to 18, the toner cartridge 2 is loaded as follows, wherein the direction of the arrow indicates the loading direction of the toner cartridge 2.

After the carbon powder cartridge 2 is loaded into the powder cartridge receiving chamber 11 of the electrophotographic image forming apparatus, the latch 72 of the shutter 7 is fixed by being engaged, and the cartridge main body 3 is continuously pushed forward, and the urging inclined surface 631 on the front side of the unsealing projection 63 abuts against the powder inlet cover 13 on the rear side, and since the powder inlet cover 13 is located at the closed limit position at this time and cannot rotate around the hinge portion 132 in the clockwise direction, the unsealing projection 63 is forced to deform the free end 622 of the elastic reset rod 62 upward, and passes through the upper side of the powder inlet cover 13 on the rear side and enters between the two powder inlet covers 13 under the elastic restoring force of the elastic reset rod 62, and as shown in fig. 9 to 12, the cartridge main body 3 is continuously pushed, and the urging inclined surface 631 on the front side of the unsealing projection 63 contacts with the powder inlet cover 13 on the front side.

As shown in fig. 13 to 15, the main body 3 is further pushed, the pushing inclined surface 631 on the front side of the unsealing projection 63 pushes the powder inlet cover 13 on the front side, so that the powder inlet cover 13 rotates around the hinge portion 132, and due to the cooperation of the sliding projection 1211 of the main body portion 1201 and the sliding groove 133 of the powder inlet cover 13, the powder inlet cover 13 applies a force to the main body portion 1201 while rotating around the hinge portion 132, and the main body portion 1201 is moved upward. Meanwhile, the limiting protrusion 1341 on the left side wall 134 of the powder inlet cover 13 enters the accommodating groove 65, and the main body portion 1201 moves upward while applying a force to the rear powder inlet cover 13, so that the rear powder inlet cover rotates around its own hinge 132 at the same time.

As shown in fig. 16 to 18, the powder inlet cover 13 is rotated 90 degrees to a fully opened position by continuing to push the cartridge body 3, and the stop protrusion 64 cooperates with the limit protrusion 1341 to prevent the powder inlet cover 13 from rotating reversely. The powder inlet cover 13 drives the main body 1201 to move to the powder outlet 40 along the vertical direction to the position where the main body 1201 abuts against the first elastic sealing element 73 of the gate 7, and the powder outlet 40 of the toner cartridge 2 is communicated with the powder inlet 124 of the toner cartridge receiving chamber 11.

When the toner cartridge 2 is taken out of the electrophotographic image forming apparatus, the toner cartridge moves in the direction indicated by the arrow in fig. 17 in the reverse direction, and first, the sidewall 641 of the stopper projection 64 and the urging slope 631 on the rear side of the unsealing projection 63 apply a force to the powder inlet cap 13 on the front side to rotate the powder inlet cap 13 on the front side to the closed position, and at the same time, the inner wall of the chute 133 on the powder inlet cap 13 applies a force to the slide projection 1211 to move the inner sleeve 120 and the outer sleeve 125 downward.

Second embodiment of the toner cartridge:

as a description of the second embodiment of the toner cartridge of the present invention, only the differences from the first embodiment of the toner cartridge will be described below.

Referring to fig. 19, only one of the left and right sides of the housing 26 is provided with the opening rail 262, the opening rail 262 is located on the first side wall 2623 of the housing 26 and protrudes outward from the first side wall 2623, and the opening rail 262 is provided with a guide slope 2621, and the guide slope 2621 is inclined with respect to the central axis of the cartridge body 3. The guide inclined surface 2621 is inclined from bottom to top along the axial direction of the cartridge main body 23 from the end away from the teeth 234 to the end close to the teeth 234. A longitudinal plane perpendicular to the central axis of the cartridge body 23 and passing through the powder discharge port intersects the guiding inclined surface 2621, and an end of the guiding inclined surface 2621 near the teeth 234 is higher than the intersection position of the longitudinal plane and the guiding inclined surface 2621. The mating protrusion of the toner receiver moves along the guiding ramp 2621 forcing the toner receiver to move in the vertical direction to open or close the inlet cover. When the cooperation is protruding along guide inclined plane 2621 rebound, the outer sleeve drives the inner skleeve rebound, the spout part atress of income powder mouth lid forces to go into the powder mouth lid and rotates around articulated portion to make and go into the powder mouth lid and open, the inner skleeve rebound simultaneously to the position with the elastic sealing element 273 butt of gate 27, the row powder mouth of carbon powder section of thick bamboo 22 communicates with the income powder mouth in a powder section of thick bamboo receiving chamber, through unseal guide rail 262 and unseal protruding 263's synergism, the smooth and easy opening and the closure of income powder mouth have further been guaranteed.

Third embodiment of the carbon powder cartridge:

as a description of the third embodiment of the toner cartridge of the present invention, only the differences from the second embodiment of the toner cartridge will be described below.

Referring to fig. 20 and 21, in the present embodiment, only one of the left and right sides of the housing 36 is provided with the unsealing guide 362, and the other side is provided with the supporting piece 363, the supporting piece 363 is located on the second side wall 3624 of the housing 36 and protrudes outward from the second side wall 3624, the supporting piece 363 includes a supporting surface 3631 and a stopping surface 3632, the supporting surface 3631 extends along the axial direction of the barrel body, the longitudinal plane intersects with the supporting surface 3631, the stopping surface 3632 extends from an end of the supporting surface 3631 away from the teeth to the lower side of the supporting surface 3631, and the stopping surface 3632 is disposed at an acute angle with the supporting surface 3631. The stop surface 3632 is smoothly blended with the support surface 3631 by the arcuate surface 3633.

The stopper surface 3632 is positioned so that the same side engaging protrusion 123 does not enter the underside of the support surface 3631 but moves onto the support surface 3631 under the influence of the arcuate surface 3633 connecting the stopper surface 3632 to the support surface 3631 to effect the positioning of the toner receiver 12.

Fourth embodiment of the toner cartridge:

in the following, only the differences from the second embodiment of the toner cartridge will be described as a description of the fourth embodiment of the toner cartridge of the present invention.

Referring to fig. 22 and 23, in the present embodiment, the unsealing guide 462 is provided on the first side wall 450 of the outer lid 45, and the first support wall 451, the second support wall 452 and the third support wall 453 are coupled to the first side wall 450. First support wall 451 is disposed parallel to first side wall 450, and unsealing guide 462 is disposed on first support wall 451 and protrudes outward from first support wall 451, and unsealing guide 462 is located in a space surrounded by first support wall 451, second support wall 452, and third support wall 453. The second supporting wall 452 and the third supporting wall 453 are connected between the first supporting wall 451 and the first side wall 450, the second supporting wall 452 is located at one end of the unsealing rail 462 close to the tooth 434, the third supporting wall 453 is located above the unsealing rail 462, and a first opening 4501 is opened on the first side wall 450 at a position opposite to the first supporting wall 451. The first support wall 451 and the first side wall 450 are provided with a second opening 4502 at a side of the unsealing guide 462 opposite to the second support wall 452, the first support wall 451 and the first side wall 450 are provided with a third opening 4503 at a lower side of the unsealing guide 462, and the second opening 4502 is connected with the third opening 4503. The provision of second opening 4502 and third opening 4503 facilitates entry of the support rod on the same side of the toner receiver into the space enclosed by first support wall 451, second support wall 452, and third support wall 453 to effect mating sliding of the mating projection with unsealing rail 462.

Fifth embodiment of the carbon powder cartridge:

as a description of a fifth embodiment of the toner cartridge of the present invention, only the differences from the second embodiment of the toner cartridge will be described below.

Referring to fig. 24 and 25, in the present embodiment, the shutter 17 includes a plate body 170 and an elastic seal 173, and the elastic seal 173 and the elastic seal 174 are both located on a side of the plate body 170 facing away from the toner receiving member. The side wall of the plate body 170 facing away from the toner receiving member is provided with a mounting groove 171, the bottom of the mounting groove 171 is provided with an opening 172, the opening 172 penetrates through the plate body 170 in the vertical direction, an elastic sealing member 173 is mounted in the mounting groove 171, and the elastic sealing member 173 is located between the elastic sealing member 174 and the bottom wall 1711 of the mounting groove 171.

The resilient seal 173 includes a moveable member 1731 and a sealing ring 1732, the sealing ring 1732 being disposed on the side of the moveable member 1731 facing away from the toner receiving member. The movable piece 1731 includes a main body portion 17311 and a limiting portion 17312, the limiting portion 17312 protrudes outward from a side wall of the main body portion 17311, the limiting portion 17312 abuts against a bottom wall of the mounting groove 171, the limiting portion 17312 is matched with the bottom wall 1711 of the mounting groove 171 to limit the movable piece 1731 in the vertical direction, the main body portion 17311 extends downward into the opening 172, a butt joint groove 17313 is formed in the lower side of the main body portion 17311, and the toner receiving piece extends into the butt joint groove 17313 to be jointed with the movable piece 1731, so that butt joint of the toner receiving piece and the toner discharge port 140 is achieved. The main body 17311 is provided with a powder outlet 17314 extending vertically therethrough, the powder outlet 17314 and a central hole 17321 of the sealing ring 1732 form a powder outlet 1071 of the shutter 17, and the size of the powder outlet 17314 is larger than that of the central hole 17321.

In addition, the structures of the elastic seal 173 and the plate body 170 in the present embodiment may also be applied to the first to fourth embodiments of the toner cartridge.

It can be seen from above that, when carbon dust receives the piece and takes place the slope, can apply the effort to the moving part, only elastic sealing spare part receives the piece with the carbon dust and carries out the position adjustment of adaptability, can not change the holistic position of flashboard, can reach better sealed effect.

Other embodiments of the toner cartridge:

the cross section of the unsealing bulge can also be in a trapezoidal or irregular shape, and the two forced pushing inclined planes are respectively positioned at the front side and the rear side of the unsealing bulge.

The length and the inclination angle of the unsealing guide rail can be adjusted according to the needs.

The stop projection may not be provided, and the powder inlet cover may be positioned at the open position by increasing the size of the unsealing projection.

The elastic reset rod and the slot can be eliminated, the unsealing bulge is arranged on the bottom wall of the shell, and the unsealing bulge can be made of elastic materials.

The stop surface and the support surface can also be arranged at right angles. The stopping surface and the supporting surface can also be arranged in an obtuse angle, and the inclination angle of the stopping surface relative to the central shaft of the barrel main body is larger than that of the guide inclined surface relative to the central shaft of the barrel main body, so that the matching protrusion does not normally contact with the stopping surface before reaching the contact with the supporting surface, and the stopping surface is used for preventing the matching protrusion from entering the lower side of the supporting surface and cannot play a supporting role.

The supporting member may also be a protrusion protruding outward from a side surface of the housing or the outer cover and having a polygonal cross section, and the stopping surface and the supporting surface are two intersecting side walls of the supporting member, wherein the cross section of the supporting member may be a polygon such as a triangle, a rectangle, a parallelogram, or a trapezoid, or may be other irregular shapes.

The unsealing guide rail can be a strip-shaped inclined bulge, also can be a bulge which protrudes outwards from the side surface of the shell or the outer cover and has a polygonal or irregular cross section, the guide inclined surface can be a straight surface, also can be an arc surface, a saw-toothed surface, a step surface and the like, when the guide inclined surface is the saw-toothed surface or the step surface, the friction force is increased, the backstop effect is achieved, the carbon powder receiving piece is prevented from sliding downwards under the action of self gravity, and the positioning stability of the carbon powder receiving piece can be improved.

The supporting surface can be the smooth surface, also can be rough surface, has bump or sawtooth etc. that can increase roughness on the supporting surface to play the effect of stopping, the cooperation is protruding to prevent to cooperate protruding slip on the supporting surface after targetting in place.

The sealing plate and the plate body of the gate can also be made of elastic materials, so that an additional elastic sealing element is not needed.

The cylinder main body can be an integrated structure, and the driving force receiving part is arranged on the outer surface of the cylinder main body; the cylinder main body can also comprise a cylinder section and a driving section which are arranged along the axial direction, the driving section is arranged at one end of the cylinder section, the driving force receiving part is arranged on the outer surface of the driving section, the cylinder section is fixed relative to the end cover, and the driving section rotates relative to the cylinder section. The above changes also enable the object of the present invention to be achieved.

Finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, and are not intended to limit the scope of the present invention, as those skilled in the art will appreciate that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended to cover all such modifications, equivalents, and improvements as fall within the true spirit and scope of the invention.

Claims

1. A carbon powder section of thick bamboo, a carbon powder section of thick bamboo detachably installs in the electrophotography type imaging device, its characterized in that:

the electrophotographic imaging device comprises a powder barrel receiving shell and a carbon powder receiving piece, wherein the carbon powder receiving piece is positioned at the bottom of the powder barrel receiving shell and comprises a main body part and a powder inlet cover, the main body part is provided with a powder inlet, the powder inlet cover is arranged on the upper side of the powder inlet, the powder inlet cover is provided with a sealing part, a hinged part and a sliding groove, the sealing part is used for opening and closing the powder inlet, the hinged part is hinged with the powder barrel receiving shell, the main body part is provided with a sliding bulge matched with the sliding groove, and the sealing part and the sliding groove are respectively positioned on two sides of the hinged part in the vertical direction;

the carbon powder cylinder comprises a cylinder main body and an end cover, the end cover is arranged at one end of the cylinder main body, the bottom of the end cover is provided with a powder discharge port which can be communicated with the powder inlet, and the end cover is provided with a gate which is used for opening and closing the powder discharge port;

an unsealing bulge is arranged on the bottom wall of the end cover, the unsealing bulge is arranged close to the powder discharge port, two ends of the unsealing bulge along the axial direction of the carbon powder cylinder are respectively provided with a forced pushing inclined plane, and the forced pushing inclined planes are inclined downwards;

the carbon powder tube is installed along the axial direction of the tube main body towards the electronic photography type imaging device, and along with the installation operation of the carbon powder tube, the forced pushing inclined plane is forced to push the powder inlet cover, the powder inlet cover rotates around the hinged part and opens the powder inlet, and the powder inlet cover drives the main body part to move towards the powder discharge opening along the vertical direction.

2. The toner cartridge of claim 1, wherein:

the diapire of end cover still is provided with the elasticity release link, the stiff end of elasticity release link is connected on the diapire of end cover, unseal protruding being located the free end of elasticity release link.

3. A toner cartridge as in claim 2, wherein:

the bottom wall of end cover is equipped with the fluting in vertical direction ground that runs through, elasticity release link is located in the fluting.

4. A toner cartridge as in claim 2, wherein:

the gate with the protruding relative position in the vertical direction of unsealing is provided with the briquetting, the briquetting certainly the diapire of gate is the protrusion downwards, the briquetting with the free end butt of elasticity release link.

5. The carbon powder cartridge according to claim 4, wherein:

the pressing block is provided with a guide inclined plane which inclines downwards, and the guide inclined plane is positioned on the upstream side of the pressing block in the installation direction of the carbon powder cylinder.

6. A toner cartridge as in any of claims 1 to 5, wherein:

the bottom wall of the end cover is also provided with a stopping bulge, and the stopping bulge is positioned on the upstream side of the unsealing bulge in the mounting direction of the carbon powder cylinder;

an accommodating groove is formed between the stopping bulge and the unsealing bulge, and a part of the powder inlet cover can extend into the accommodating groove;

the stop bulge is far away from the side wall of the unsealing bulge and is arranged in a downward inclined mode.

7. A toner cartridge as in any of claims 1 to 5, wherein:

at least one of two opposite sides of the end cover is provided with an unsealing guide rail, the unsealing guide rail is provided with a guide inclined plane, and the guide inclined plane is inclined relative to the central shaft of the cylinder main body;

the outer surface of one end, close to the end cover, of the cylinder main body is provided with a driving force receiving part, and the guide inclined plane is obliquely arranged from bottom to top from one end far away from the driving force receiving part to one end close to the driving force receiving part along the axial direction of the cylinder main body;

carbon powder receives piece still includes two bracing pieces and two cooperation archs, two the bracing piece sets up relatively the both sides of main part, the cooperation protruding with the bracing piece one-to-one sets up, the protruding setting of cooperation is two on the relative lateral wall of bracing piece and with guide inclined plane sliding fit.

8. A toner cartridge as in any of claims 1 to 5, wherein:

the gate comprises a plate body and an elastic sealing element;

the elastic sealing piece is positioned on one side, facing the carbon powder receiving piece, of the plate body and is arranged opposite to the carbon powder receiving piece; or

The elastic sealing piece is positioned on one side, back to the carbon powder receiving piece, of the plate body.

9. A toner cartridge as in any of claims 1 to 5, wherein:

the end cover includes enclosing cover and casing, the enclosing cover is established outside the casing, arrange the powder mouth with it all is located to unseal the arch on the casing, gate detachably installs on the casing, the casing seted up along the gate spout of a main part's axial extension, the gate with gate spout sliding fit.

10. A toner cartridge as in claim 9, wherein:

the two opposite sides of the shell are provided with limiting guide rails which protrude outwards from the side wall of the shell and extend along the axial direction of the cylinder main body;

a limiting sliding groove is formed in the powder cylinder receiving shell, and the limiting guide rail is in sliding fit with the limiting sliding groove.