CN217606242U

CN217606242U - Chip component and developing box

Info

Publication number: CN217606242U
Application number: CN202221747676.3U
Authority: CN
Inventors: 唐勇
Original assignee: Zhongshan Jiawei Printing Technology Co ltd
Current assignee: Zhongshan Jiawei Printing Technology Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-18
Anticipated expiration: 2032-07-07

Abstract

The utility model provides a chip component and development box, the chip component is applicable to the development box of detachably installing in the imaging device who has electric contact pin, the chip component is used for being connected with electric contact pin electricity, including chip frame and connecting piece, the chip component is used for installing the chip, connecting piece and chip all detachably install in the chip frame, when the chip is installed to the chip frame, the chip is connected with the connecting piece, when the development box is installed to imaging device, the connecting piece is connected with electric contact pin electricity; the utility model discloses an earlier constitute the chip component to the chip frame with the connecting piece installation and be used for installing the chip, regard as a whole with the chip component again and install to the developing box for the assembly process of developing box is simplified, has improved the packaging efficiency, has still simplified the structure of developing box simultaneously, has reduced the manufacturing degree of difficulty.

Description

Chip component and developing box

Technical Field

The utility model relates to an electronic imaging field especially relates to a chip component and have development box of this chip component.

Background

A developing cartridge detachably mountable to an electronic image forming apparatus (hereinafter, referred to as "apparatus") having electrical contact pins, includes a housing storing a developer and a developing roller rotatably mounted on the housing for supplying the developer to an outside.

The developer cartridge also includes a chip mounted therein, the chip having chip contacts for electrical connection with electrical contact pins in the device to establish a communication connection with the device. The chip is located the rear of development box, the chip contact exposes backward through the development box, be provided with the electric contact pin of being connected with the chip contact on the back lid of equipment, when the development box is installed to equipment, close the back lid and just can make electric contact pin and chip contact electricity be connected to establish communication connection.

However, the chip contacts are easily damaged due to the direct connection between the chip contacts and the electrical contact pins, and in the prior art, the chip contacts are electrically connected with the electrical contact pins through the connecting steel sheet, the chip contacts do not face backward any more, and the connecting steel sheet is mounted on the developing cartridge housing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a chip component and developing box to solve the technical problem that developing box equipment inefficiency, concrete scheme is:

a chip member adapted to be detachably mounted to a developing cartridge in an image forming apparatus having electrical contact pins, the chip member for being electrically connected to the electrical contact pins, the chip member including a chip holder and a connection member, the chip member being for mounting a chip, the connection member and the chip being detachably mounted to the chip holder, the chip being connected to the connection member when the chip is mounted to the chip holder, and the connection member being electrically connected to the electrical contact pins when the developing cartridge is mounted to the image forming apparatus.

The chip rack is provided with a first main board and a second main board which are connected with each other, the first main board extends in the front-back direction and the left-right direction, and the second main board extends in the up-down direction and the left-right direction.

The first main board and/or the second main board are/is provided with through holes, the through holes are combined with the connecting pieces, the first main board and/or the second main board are/is provided with matching parts, and the matching parts are matched with the chips.

The chip rack is characterized in that a first hook part and a second hook part are arranged at the longitudinal tail end of the chip rack and are used for being connected with the outside.

The chip frame further comprises a first guide groove and a second guide groove, the first guide groove is adjacent to the first hook portion, the second guide groove is adjacent to the second hook portion, and the first guide groove and the second guide groove are used for mounting a chip.

The connecting member has a first connecting portion and a second connecting portion connected to each other, the first connecting portion extending in the front-rear direction and the left-right direction, and the second connecting portion extending in the up-down direction and the left-right direction.

The first connecting portion is provided with a combining portion which is lifted upwards from the first connecting portion and is electrically connected with the chip, and the backward side of the second connecting portion is provided with a connecting surface which is electrically connected with the electric contact pin.

The chip has chip contacts that are electrically connected with the bonding portions.

The utility model also provides a developing box, developing box is including the casing that can hold the developer and as above the chip component, chip component detachably installs at the casing rear.

And a mounting hole connected with the chip component is formed in the rear of the shell.

As described above, the utility model discloses an earlier constitute the chip component to the chip frame with the connecting piece installation and be used for installing the chip, regard as a whole with the chip component again and install to the developing box for the assembly process of developing box is simplified, has improved the packaging efficiency, has still simplified the structure of developing box simultaneously, has reduced the manufacturing degree of difficulty.

Drawings

Fig. 1 and 2 are perspective views of a developing cartridge according to the present invention.

Fig. 3 is a partially exploded view of the developing cartridge according to the present invention.

Fig. 4 and 5 are perspective views of the chip member according to the present invention.

Fig. 6 and 7 are exploded views of a chip component according to the present invention.

Fig. 8 is a perspective view of a connecting steel sheet of the chip component according to the present invention.

Detailed Description

Fig. 1 and 2 are perspective views of a developing cartridge according to the present invention, and fig. 3 is an exploded view of a part of the developing cartridge according to the present invention.

For convenience of description, the present embodiment defines the longitudinal direction/axial direction of the developing cartridge 100 as the left-right direction, the width direction/lateral direction of the developing cartridge 100 as the front-rear direction, and the height direction of the developing cartridge 100 as the up-down direction, with respect to the state when the developing cartridge 100 is mounted; the developing cartridge 100 is mounted forward in the front-rear direction and is taken out backward.

As shown in fig. 1 to 3, the developing cartridge 100 is detachably mounted to an electrophotographic apparatus (hereinafter, simply referred to as "apparatus") having an electric contact pin, the developing cartridge 100 includes a housing 1 accommodating a developer, and a developing roller 13 rotatably mounted to the housing 1, the developing roller 13 being rotatable about a rotational axis thereof and serving to supply the developer to the outside, the developing roller 13 being located in front of the developing cartridge 100 in a front-rear direction. The casing 1 includes a first casing 11 and a second casing 12 coupled to each other, a space formed by coupling the first casing 11 and the second casing 12 may be used to accommodate the developer, the first casing 11 and the second casing 12 may be coupled by thermal welding to seal the developing cartridge 100, the developer may not leak out between the first casing 11 and the second casing 12, and the developing cartridge 100 may be kept clean. The developing cartridge 100 further includes a doctor blade 14 contacting the developing roller 13, and the doctor blade 14 is used to uniformly distribute the developer on the surface of the developing roller 13.

The developing cartridge 100 further includes a first side cover 21 and a second side cover 22 which are disposed opposite to each other at right and left direction/longitudinal ends, the first side cover 21 being on a side for receiving electric power from the apparatus to supply to the developing roller 13, and the second side cover 22 being on a side for receiving driving force from the apparatus to drive the developing roller 13 to rotate.

The developing cartridge 100 further comprises a chip member 3 located at the rear of the developing cartridge, the chip member 3 is used for electrically connecting with electrical contact pins in the device to establish communication connection with the device, the chip member 3 is detachably mounted on the casing 1, the rear of the casing 1 is provided with mounting holes 111 capable of being connected with the chip member 3, the mounting holes 111 comprise a first mounting hole 111a, a second mounting hole 111b, a third mounting hole 111c and a fourth mounting hole 111d, wherein the first mounting hole 111a and the second mounting hole 111b are a first group of mounting holes, the third mounting hole 111c and the fourth mounting hole 111d are a second group of mounting holes, and the chip member 3 can be adapted to different types of devices when being mounted to different groups of positions, so that the universality of the developing cartridge 100 can be improved.

Fig. 4 and 5 are perspective views of a chip component according to the present invention, fig. 6 and 7 are exploded views of a chip component according to the present invention, and fig. 8 is a perspective view of a connection steel sheet of a chip component according to the present invention.

As shown in fig. 4-8, the chip component 3 includes a chip frame 31 and a connecting member 32, the chip component 3 can be used for mounting a chip 33, the connecting member 32 and the chip 33 are both detachably mounted on the chip frame 31, the connecting member 32 is a conductive member for electrically connecting with an electrical contact pin, the chip 33 is electrically connected with the connecting member 32 to communicate with the device, and the connecting member 32 can be a thin steel sheet. In other embodiments, the chip component 3 includes a chip holder 31, a connector 32, and a chip 33.

The chip holder 31 is integrally formed, has an "L" shape as a whole, and has a first main plate 311 and a second main plate 312 connected to each other, the first main plate 311 extending in the front-rear direction and the left-right direction, and the second main plate 312 extending in the up-down direction and the left-right direction, thereby forming an opening in which the first main plate 311 faces upward and the second main plate 312 faces forward; the first main board 311 and/or the second main board 312 are provided with through holes 315, the through holes 315 being used to combine with the connection members 32, so that the connection members 32 are fixedly mounted on the chip shelf 31; in other embodiments, the second main board 312 is further provided with a clamped portion 316, and the clamped portion 316 is a notch recessed downward from the upper end surface of the second main board 312, so that the connecting element 32 can be more stably mounted; the first main plate and/or the second main plate 312 are provided with a mating section 319, the mating section 319 being used for mating with the chip 33. Both longitudinal ends of the chip frame 31 are provided with first and

second hooks

313 and 314, and the first and

second hooks

313 and 314 are used for connection with the mounting holes 111 on the case 1 so that the chip frame 31/chip component 3 is mounted. The chip frame 31 further includes a first guide groove 317 disposed adjacent to the first hook 313 and a second guide groove 318 disposed adjacent to the second hook 314, the first guide groove 317 and the second guide groove 318 being used for mounting the chip 33.

The connecting member 32 is integrally formed, the connecting member 32 is in an L shape in accordance with the overall shape of the chip holder 31, and has a first connecting portion 321 and a second connecting portion 322 connected to each other, the first connecting portion 321 extends in the front-rear direction and the left-right direction, and the second connecting portion 322 extends in the up-down direction and the left-right direction; the first connection portion 321 is provided with a bonding portion 324, and the bonding portion 324 is lifted up from the first connection portion 321 for electrical connection with the chip 33; the second connecting portion 322 is provided with an engaging portion 323, the engaging portion 323 is used for interacting with the engaged portion 316 to fix the connecting member 32 on the chip frame 31, so as to prevent the connecting member 32 from falling off and affecting the communication connection, the end of the engaging portion 323 is provided with an upward bending portion 3231 for facilitating the user to apply force to the hand, so that the engaging portion 323 is separated from the engaged portion 316 to detach the connecting member 32, one side of the second connecting portion 322 facing the rear is provided with a connecting surface 325, and the connecting surface 325 is used for electrically connecting with the electrical contact pins to establish the communication connection.

The chip 33 has chip contacts 331 and a storage portion 332 connected to the chip contacts 331, the storage portion 332 storing information about the developing cartridge 100, the chip contacts 331 being for electrically connecting with the coupling portion 324 so that the chip 33 can be recognized by the apparatus, the chip 33 further having a fitted portion 333, the fitted portion 333 being for fitting with the fitting portion 319 to prevent the chip 33 from being reversely and reversely mounted.

Taking the chip component 3 including the chip frame 31, the connecting member 32 and the chip 33 as an example, the chip component 3 is assembled in such a manner that the first connecting portion 321 of the connecting member 32 passes through the through hole 315 forward, the engaging portion 323 engages with the engaged portion 316, the chip contact 331 faces downward, the engaged portion 333 faces rearward, the left and right ends of the chip 33 are mounted rearward along the second guide groove 318 and the first guide groove 317, the chip contact 331 is connected with the connecting portion 324, and the engaged portion 333 engages with the engaging portion 319. After the chip component 3 is assembled, the first group of mounting holes or the second group of mounting holes on the shell 1 can be selected to be mounted according to different equipment models, the chip frame 31 and the connecting piece 32 are not required to be mounted on the shell 1, and then the chip 33 is mounted, so that the assembling process of the developing box 100 can be simplified, the assembling efficiency can be improved, the structure of the developing box 100 can be simplified, and the manufacturing difficulty can be reduced.

In other embodiments, the chip contacts 331 may also face upward or forward.

The utility model discloses an earlier constitute the chip component to the chip frame with the connecting piece installation and be used for installing the chip, regard as a whole with the chip component again and install to the developing box for the assembly process of developing box is simplified, has improved the packaging efficiency, has still simplified the structure of developing box simultaneously, has reduced the manufacturing degree of difficulty.

Claims

1. A chip member adapted to be detachably mounted to a developing cartridge in an image forming apparatus having electrical contact pins, the chip member being for electrical connection with the electrical contact pins, including a chip holder and a connecting member, the chip member being for mounting a chip, characterized in that,

the connector and the chip are detachably mounted to the chip holder, the chip is connected to the connector when the chip is mounted to the chip holder, and the connector is electrically connected to the electrical contact pins when the developing cartridge is mounted to the image forming apparatus.

2. The chip component according to claim 1, wherein the chip holder has a first main plate and a second main plate connected to each other, the first main plate extending in the front-rear direction and the left-right direction, and the second main plate extending in the up-down direction and the left-right direction.

3. A chip component according to claim 2, wherein the first and/or second main plate is provided with a through hole, the through hole being coupled with a connection member, the first and/or second main plate being provided with an engaging portion, the engaging portion engaging with a chip.

4. The chip component according to claim 3, wherein the chip holder is provided at longitudinal ends thereof with first and second hook portions for connection with the outside.

5. The chip component according to claim 4, wherein the chip holder further comprises a first guide groove disposed adjacent to the first hook portion and a second guide groove disposed adjacent to the second hook portion, the first guide groove and the second guide groove being for mounting the chip.

6. The chip component according to any one of claims 1 to 5, wherein the connecting member has a first connecting portion and a second connecting portion connected to each other, the first connecting portion extending in the front-rear direction and the left-right direction, and the second connecting portion extending in the up-down direction and the left-right direction.

7. The chip component according to claim 6, wherein the first connection portion is provided with a coupling portion which is raised upward from the first connection portion, the coupling portion being electrically connected to the chip, and the second connection portion has a connection surface on a side facing rearward, the connection surface being electrically connected to the electrical contact pin.

8. The chip component according to claim 7, wherein said chip has chip contacts, said chip contacts being electrically connected to said bonding portions.

9. A developing cartridge, wherein the developing cartridge comprises a housing accommodating a developer and a chip member according to any one of claims 1 to 8, the chip member being detachably mounted on a rear of the housing.

10. A developing cartridge according to claim 9, wherein a mounting hole to which the chip member is connected is provided at a rear of the casing.