CN110908261A

CN110908261A - Developer supply container

Info

Publication number: CN110908261A
Application number: CN201911189749.4A
Authority: CN
Inventors: 祝金军; 李忠溪; 何家冰
Original assignee: Jiangxi Kailide Technology Co Ltd
Current assignee: Jiangxi Kailide Technology Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-03-24
Anticipated expiration: 2039-11-29
Also published as: CN110908261B

Abstract

A kind of developer supplies the container, apply to all kinds of image forming apparatuses, including container body, inner plug assembly, drive gear, end cover, there are whorls on the surface of outer casing of the said container body, the top of container body connects the drive gear fixedly, the drive gear is wrapped up in the end cover; the developing device is characterized by also comprising an inner plug assembly, a first sealing sponge and a tail cover, wherein the inner plug assembly is arranged at the output end part of the container body and is movably connected with the container body; the container body and the driving gear rotate under the driving of external driving, the inner plug component and the image forming device are relatively static, and the rotating container body conveys the developer inside to the top. The invention provides a developer replenishing mode, and an inner plug assembly which is static relative to an image forming device is arranged to avoid equipment loss caused by rotation friction between the inner plug assembly and the image forming device.

Description

Developer supply container

Technical Field

The present invention relates to a developer supply container, and more particularly, to a developer supply container which is provided with an inside plug assembly that is stationary relative to an image forming apparatus to prevent wear of the apparatus due to rotational friction between the inside plug assembly and the image forming apparatus.

Background

Conventionally, in the described apparatus, a developer is filled into a developer replenishment container through a head, and the developer replenishment container is put into an image forming apparatus. The developer replenishing container is filled with developer, and the developer replenishing container is not completely assembled and has no inner plug fitting mounted to the developer replenishing container. When the developer is filled to a certain amount, the inside plug fitting of the developer replenishing container is fitted to the developer replenishing container, and then the developer replenishing container is attached. When the developer feeding device works normally, after a product is loaded into the image forming device, the inner plug is pushed open by an ejection position arranged on the image forming device, so that the inner plug and the inner plug shell are dislocated, at the moment, the image forming device drives the container gear to rotate along a specific direction, the developer is conveyed from the bottom along the position where the inner plug and the inner plug shell are dislocated, and then the developer flows into the image forming device, and the function of supplying the developer to the image forming device is achieved.

However, the structure and the conveying in the prior art have the following defects: after the developer is filled into the developer replenishing container, the inner plug cover fitting is installed, so that the assembly difficulty is increased, the developer is easy to leak, and even in the assembly process, the inner plug fitting has the possibility of squeezing and cracking the container; further, in the conventional developer replenishing container, the container itself is always in contact with the machine during operation, and the portion of the container in contact is always rotated, so that the machine is accelerated in aging.

Disclosure of Invention

The present invention is provided to solve the problems according to the background art, and the present invention will be further described below.

A kind of developer supplies the container, apply to all kinds of image forming apparatuses, including container body, inner plug assembly, drive gear, end cover, there are whorls on the surface of outer casing of the said container body, the top of container body connects the drive gear fixedly, the drive gear is wrapped up in the end cover;

the developing device is characterized by also comprising an inner plug assembly, a first sealing sponge and a tail cover, wherein the inner plug assembly is arranged at the output end part of the container body and is movably connected with the container body; the container body and the driving gear rotate under the driving of external driving, the inner plug component and the image forming device are relatively static, and the rotating container body conveys the developer inside to the top.

Furthermore, the inner plug assembly comprises an inner plug shell, an inner plug column, an inner plug bottom, a guide rod and a spring, wherein at least one communication opening is formed in the inner plug shell to communicate the inner space of the inner plug shell with the inner space of the container body; the inner plug column is connected with the inner plug bottom through the guide rod, the spring is sleeved on the connecting column, two ends of the spring respectively push against the inner plug column and the inner plug bottom, and the spring is always in a compressed state; the inner plug bottom is fixedly connected with the inner plug shell in a buckling mode, the inner plug column is matched with the port of the inner plug shell, and the inner plug shell is abutted against the port of the inner plug shell under the elastic force of the spring; the guide rod runs through the bottom of the inner plug, the inner plug column, the guide rod and the spring form a movable body, and the movable body moves in the inner plug shell along the axial direction to further complete the sealing and communication of the port of the inner plug shell.

Furthermore, the communication ports formed on the inner plug shell are two or three identical circumferential arrays relative to the axial lead of the inner plug shell.

Preferably, only one reinforcing bone site is provided on the head cover. The supply effect of the developer and the stability of the whole device are not affected at all, and the manufacturing difficulty and the installation difficulty are greatly reduced.

After the inner plug assembly is installed on the image forming device and the image forming device is started, an ejecting component inside the inner plug assembly ejects an inner plug column of the inner plug assembly to the inner portion of the inner plug shell, so that the inner plug column is staggered towards the inner plug shell, the inner plug assembly is communicated with the outside through the staggered position, and when the driving gear and the container body integrally rotate, the inner plug assembly is kept static relative to the image forming device.

Furthermore, a second sealing sponge is arranged between the inner plug shell and the head cover, so that the sealing performance is enhanced.

Preferably, the pitch of the threads on the outer surface of the container body. On the premise of not influencing the rotation performance, the manufacturing cost of the container body is reduced.

Preferably, the tail cover is connected with the container body in a buckling mode, third sealing sponge is laid in the tail cover, and after the tail cover is connected with the container body in a buckling mode, the third sealing sponge blocks the supplement opening.

Has the advantages that: compared with the prior art, the developer replenishing device has the advantages that a developer replenishing mode is created, and the inner plug component which is relatively static with the image forming equipment is arranged, so that equipment loss caused by rotation friction of the inner plug component and the image forming equipment is avoided; meanwhile, based on the structural change, the invention also cancels a plurality of clamping positions of the head cover, combines the original reinforced bone positions and improves the convenience and the rapidness of installation; furthermore, the thread pitch is shortened on the basis of the existing thread pitch of the container body; furthermore, the installation mode of the developer is created, after the developer supply container is integrally installed, the developer is filled from the bottom of the container body, and the tail cover is directly covered after filling.

Drawings

FIG. 1: the invention has a schematic structure;

FIG. 2: another structure diagram of the invention;

FIG. 3: a schematic view of the inner plug assembly 20;

in the figure: the sealing device comprises a container body 10, an inner plug assembly 20, an inner plug shell 21, an inner plug column 22, an inner plug bottom 23, a guide rod 24, a spring 25, a communication opening 26, a guide column 27, a driving gear 30, a first sealing sponge 40, a head cover 50, a reinforcing bone position 51 and a tail cover 60.

Detailed Description

A specific embodiment of the present invention will be described in detail with reference to fig. 1-3.

A developer supply container includes a container body 10, an inside plug assembly 20, a driving gear 30, a first sealing sponge 40, a head cover 50 and a tail cover 60; the container body 10 is a storage and conveying carrier of the developer, the surface of the outer shell of the container body 10 is provided with threads, the top of the container body 10 is fixedly connected with a driving gear 30, preferably, the container body 10 and the driving gear 30 are designed into a whole, the container body 10 and the driving gear 30 rotate under the driving of external driving, and the developer in the rotating container body 10 is conveyed to the top; the drive gear 30 is housed in a head cover 50, and the head cover 50 is connected to an external image forming apparatus such as a copying machine, a facsimile machine, a printer, or a multifunction machine having two or more of these functions as the apparatus.

In the prior art, the powder feeding component arranged at the end part of the container body 10 conveys the developer outwards, but the powder feeding component, the driving gear 30 and the container body 10 rotate integrally together, and the structural design is adopted, so that on one hand, the powder feeding component rotates and slides relatively to the installed mechanical equipment, and the loss of the container body and the mechanical equipment is increased; on the other hand, the whole body rotates together, the connection strength of the whole body needs to be ensured, a plurality of butt joint clamping positions and a plurality of reinforcing bone positions are arranged on the head cover 50 in the prior art, and the connection strength is ensured through the butt joint of the plurality of clamping positions and the reinforcing bone positions and the image forming equipment; on the other hand, the integral co-rotation requires a higher drive requirement, while the pitch of the threads of the container body 10 is smaller.

In the invention, an inner plug component 20 is arranged to replace the existing powder feeding component, the inner plug component 20 is arranged at the output end part of a container body 10 and is movably connected with the container body 10, the inner plug component 20 and an image forming device are relatively static, and the container body 10 and a driving gear 30 independently rotate, and the specific scheme is as follows: the inner plug assembly 20 comprises an inner plug shell 21, an inner plug column 22, an inner plug bottom 23, a guide rod 24 and a spring 25, wherein at least one communication opening 25 is formed in the inner plug shell 21 to communicate the inner space of the inner plug shell 21 with the inner space of the container body 10; the inner plug 22 is connected with the inner plug bottom 23 through a guide rod 24, the spring 25 is sleeved on the connecting column 22, two ends of the spring 25 respectively push against the inner plug 22 and the inner plug bottom 23, and the spring 25 is always in a compressed state; interior stopper 22, guide bar 24 and interior stopper end 23 locate interior stopper casing 21 in, interior stopper end 23 is connected fixedly with interior stopper casing 21 buckle, and interior stopper 22 cooperatees with interior stopper casing 21's port, and interior stopper casing 21 pushes up under spring 25's elasticity and touches in interior stopper casing 21 port, and guide bar 24 runs through interior stopper end 23, interior stopper 22, guide bar 24 and spring 25 constitute a movable body, the movable body is followed axial action in interior stopper casing 21, and then accomplishes the closure and the intercommunication to interior stopper casing 21 port.

The inner plug bottom 23 is provided with a raised guide post 27, and the guide rod 24 penetrates through the guide post 27 and slides under the limit of the guide post 27.

Further, the communication ports 26 opened in the inside plug housing 21 are two or three identical circumferential arrays about the axial center line of the inside plug housing 21.

The first sealing sponge 40 is arranged between the inner plug shell 21 and the container body 10 of the inner plug component 20, and because the spring 25 is always in a compressed state, the inner plug 22 applies force to the end part of the inner plug shell 21, so that the inner plug 22 is pressed against the first sealing sponge 40, and the sealing operation is completed.

The one end of the container body 10 of the built-in inner plug assembly 20 is covered with the head cover 50, because of the innovation of the easy structure of supply, the effect performance of the whole device is changed, the transfer mode of the developer is also changed, the external characteristics of the head cover 50 are changed, a plurality of clamping positions which are arranged at present are cancelled, the existing reinforcing bone positions which are arranged in pairs are combined to be set to be one reinforcing bone position 51, through the test, the supply effect of the developer and the stability of the whole device are not influenced completely, and the manufacturing difficulty and the installation difficulty are reduced greatly.

After the inner plug assembly 20 is installed in the image forming device and the image forming device is started, an ejecting component in the inner plug assembly 20 ejects the inner plug 22 of the inner plug assembly 20 to the inner plug shell 21, so that the inner plug 22 forms dislocation towards the inner plug shell 21, the inner plug assembly 20 is communicated with the outside through the dislocation, and when the driving gear 30 and the container body 10 integrally rotate, the inner plug assembly 20 is kept relatively still with the image forming device; preferably, a second sealing sponge is disposed between the inner plug housing 21 and the head cover 50 to enhance the sealing performance.

Based on the improvement of the developer conveying structure and the conveying mode, the invention can increase the distance between the threads on the outer surface of the container body 10 and reduce the manufacturing cost of the container body 10 on the premise of not influencing the rotation performance.

Further, the invention is based on structural change, a developer replenishing mode matched with the structural change is adopted, the existing replenishing mode which firstly replenishes and adds the developer and then assembles other parts and is easy to cause the reduction of the sealing performance of the device is abandoned, a replenishing opening is formed at the bottom of the container body 10, the developer is replenished from the replenishing opening, a tail cover 60 is arranged outside the replenishing opening, the tail cover 60 is connected with the container body 10 in a buckling mode, in this mode, after all parts except the tail cover 60 are assembled, the developer is added, and finally the tail cover 60 is covered. Preferably, a third sealing sponge is laid in the tail cover 60, and after the tail cover 60 is connected with the container body 10 in a buckling manner, the third sealing sponge seals the supplementary opening.

The invention creates a developer replenishing mode, and the inner plug assembly 20 which is relatively static with the image forming equipment is arranged to avoid equipment loss caused by the rotation friction between the inner plug assembly 20 and the image forming equipment; meanwhile, based on the structural change, the invention also cancels a plurality of clamping positions of the head cover 50, combines the original reinforced bone positions and improves the convenience and the rapidness of installation; furthermore, the screw pitch is shortened on the basis of the screw pitch of the conventional container body 10; furthermore, the mounting method of the developer is created, after the developer supply container is integrally mounted, the developer is filled from the bottom of the container body 10, and the tail cover is directly covered after filling.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A kind of developer supplies the container, apply to all kinds of image forming apparatuses, including container body (10), inner plug assembly (20), drive gear (30), skull (50), the surface of outer shell of the said container body (10) has whorls, the top of the container body (10) fixedly connects the drive gear (30), the drive gear (30) wraps up in the skull (50); the method is characterized in that:

the developing container is characterized by further comprising an inner plug assembly (20), a first sealing sponge (40) and a tail cover (60), wherein the inner plug assembly (20) is arranged at the output end part of the container body (10) and is movably connected with the container body (10), the first sealing sponge (40) is arranged between the inner plug assembly (20) and the container body (10), a replenishing opening is formed in the bottom of the container body (10), and the tail cover (60) is arranged outside the developing replenishing opening; the container body (10) and the driving gear (30) rotate under the driving of external driving, the inner plug component (20) and the image forming device are relatively static, and the rotating container body (10) conveys the developer inside to the top and flows out from the inner plug component (20).

2. A developer supply container according to claim 1, wherein: the inner plug assembly (20) comprises an inner plug shell (21), an inner plug column (22), an inner plug bottom (23), a guide rod (24) and a spring (25), wherein at least one communication opening (25) is formed in the inner plug shell (21) to communicate the inner space of the inner plug shell (21) with the inner space of the container body (10); the inner plug column (22) is connected with the inner plug bottom (23) through the guide rod (24), the spring (25) is sleeved on the connecting column (22), two ends of the spring respectively push against the inner plug column (22) and the inner plug bottom (23), and the spring (25) is always in a compressed state; the inner plug bottom (23) is fixedly connected with the inner plug shell (21) in a buckling mode, the inner plug column (22) is matched with a port of the inner plug shell (21), and the inner plug shell (21) is propped against the port of the inner plug shell (21) under the elastic force of the spring (25); the guide rod (24) penetrates through the inner plug bottom (23), the inner plug column (22), the guide rod (24) and the spring (25) form a movable body, and the movable body moves in the inner plug shell (21) along the axial direction, so that the port of the inner plug shell (21) is sealed and communicated.

3. A developer supply container according to claim 2, wherein: a raised guide post (27) is arranged on the inner plug bottom (23), and the guide rod (24) penetrates through the guide post (27) and slides under the limitation of the guide post (27).

4. A developer supply container according to any one of claims 2-3, wherein: the inner plug shell (21) is provided with two or three identical communication ports (26) which are circumferentially arrayed relative to the axial lead of the inner plug shell (21).

5. A developer supply container according to any one of claims 1 to 4, wherein: the head cover (50) is provided with only one reinforcing bone position (51).

6. A developer supply container according to any one of claims 2-5, wherein: after the inner plug assembly (20) is installed on the image forming device and the image forming device is started, an ejecting component in the inner plug assembly ejects an inner plug column (22) of the inner plug assembly (20) to the inner portion of an inner plug shell (21), so that the inner plug column (22) forms dislocation to the inner plug shell (21), and the inner plug assembly (20) is communicated with the outside through the dislocation.

7. A developer supply container according to any one of claims 2-6, wherein: and a second sealing sponge is arranged between the inner plug shell (21) and the head cover (50).

8. A developer supply container according to any one of claims 1 to 7, wherein: the pitch of the threads on the outer surface of the container body (10).

9. A developer supply container according to any one of claims 1 to 8, wherein: the tail cover (60) is connected with the container body (10) in a buckling mode.

10. A developer supply container according to claim 9, wherein: and a third sealing sponge is laid in the tail cover (60), and after the tail cover (60) is connected with the container body (10) in a buckling manner, the third sealing sponge blocks the supplement opening.