CN210377037U

CN210377037U - Carbon powder box protective structure

Info

Publication number: CN210377037U
Application number: CN201921241155.9U
Authority: CN
Inventors: 贺义
Original assignee: Zhongshan Senwei Office Supplies Co ltd
Current assignee: Zhongshan Senwei Office Supplies Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-21
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a cartridge protective structure, include: the mounting seat is provided with a bottom part and a side part, a first buckling area is arranged in the middle of the side part along the length direction, a first buckling wall extending along the length direction is arranged in the first buckling area, a second buckling area is arranged in the middle of the bottom part along the length direction, a second buckling wall extending along the length direction is arranged in the second buckling area, and the photosensitive drum is mounted on the mounting seat; the protective cover covers the outer side of the mounting seat and covers the photosensitive drum, the protective cover is provided with a first buckling part corresponding to the first buckling area and a second buckling part corresponding to the second buckling area, the first buckling part is provided with at least one first buckle, the second buckling part is provided with at least one second buckle, the first buckle is provided with a first clamping wall in contact with the first buckling wall, and the second buckle is provided with a second clamping wall in contact with the second buckling wall. The utility model discloses simple structure, low in production cost installs and removes the convenience, and firm in connection.

Description

Carbon powder box protective structure

Technical Field

The utility model relates to a protective structure especially indicates a cartridge protective structure.

Background

The quality of the photosensitive drum, which is a key component in a laser printer, directly affects the printing quality and the printing cost. The photosensitive drum is the heart of the toner cartridge, and in the imaging process, the photosensitive drum is charged and irradiated by laser, and an electrostatic latent image is formed on the surface of the photosensitive drum to further form a visible toner image. Generally, the original toner cartridge is provided with a protective structure or package to provide the longest possible storage time and prevent the deterioration of the surface material of the photosensitive drum. But the existing carbon powder box protection structure is not only complex in structure and high in production cost, but also inconvenient to assemble and disassemble with the carbon powder box.

Therefore, it is necessary to design a novel toner cartridge protection structure to solve the deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cartridge protective structure, simple structure, low in production cost installs and removes the convenience, and firm in connection.

To the above purpose, the utility model adopts the following technical scheme:

a toner cartridge guard structure comprising: the mounting seat is provided with a bottom and a side part extending upwards from the bottom, a first buckling area is arranged in the middle of the side part along the length direction, a first buckling wall extending along the length direction is arranged in the first buckling area, a second buckling area is arranged in the middle of the bottom along the length direction, a second buckling wall extending along the length direction is arranged in the second buckling area, and the photosensitive drum is mounted on the mounting seat; the protective cover, cover in the outside of mount pad just covers the sensitization drum, the protective cover be equipped with first buckling parts that first lock region corresponds and with the second buckling parts that second buckling region corresponds, first buckling parts is equipped with at least one first buckle, second buckling parts is equipped with at least one second buckle, first buckle have with the first card wall of first lock wall contact, the second buckle have with the second card wall of second lock wall contact.

Further, the first buckling area comprises a first buckling plate, the first buckling wall is arranged on the first buckling plate, and a first groove is formed in the side portion of the first buckling plate and is used for the first buckle to yield.

Furthermore, the top of the first buckling plate extends outwards to form an extension part and enables the buckling plate to form an L shape, and the first buckling wall is arranged on the extension part.

Further, the bottom surface of the first buckling part is in contact with the top surface of the first buckling plate.

Further, first buckle is equipped with two, first buckling parts is including the connecting portion of connecting two first buckles, two length between the first buckle is less than the length in first lock area, the second buckle is equipped with two, two length between the first buckle is less than the length in second lock area.

Furthermore, the second buckling area comprises a second buckling plate, the second buckling wall is arranged on the second buckling plate, and a second groove is formed in the side portion of the second buckling plate and is used for the second buckle to yield.

Furthermore, the second groove is provided with a plurality of reinforcing plates which are arranged at intervals, a separation space is formed between the reinforcing plates, and the second buckle corresponds to the separation space and is arranged.

Further, the second buckle comprises a rocker arm extending outwards, a fixing plate extending outwards from the rocker arm and a buckling block arranged on the inner side of the fixing plate.

Further, the first chuck wall and the second chuck wall are arranged in an inclined mode towards different directions.

Further, the both sides of mount pad are equipped with end cover structure, the both sides of protective cover have the end cover and shield the portion, the end cover shields the portion and upwards is equipped with the space of stepping down from the bottom and steps down for end cover structure.

Compared with the prior art, the beneficial effects of the utility model are that: the protective cover is arranged on the outer side of the mounting seat, so that the photosensitive drum can be covered, and the photosensitive drum is prevented from being damaged. And, the middle part of lateral part is located in first lock region, and the middle part of bottom is located in the second lock region, and when the lock was installed, the person of facilitating the installation was at the middle part application of force of protective cover, and it is very convenient to install. In addition, first buckle contacts with first lock wall in order to detain at the lateral part and hold, and second buckle contacts with second lock wall in order to detain in the bottom, and the both ends of protective cover respectively with the both ends lock of mount pad promptly for detain and hold the atress stable, protective cover and mount pad firm in connection are difficult for the pine to take off. Meanwhile, the protective cover is simple in structure, production cost is reduced, and meanwhile a good protective effect can be achieved.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention;

fig. 2 is a perspective view and a partial enlarged view of an angle according to an embodiment of the present invention;

fig. 3 is a perspective view and a partial enlarged view of another angle according to an embodiment of the present invention;

fig. 4 is an exploded perspective view of an embodiment of the present invention;

fig. 5 is a cross-sectional view of an embodiment of the present invention;

fig. 6 is a perspective view of a protective cover according to an embodiment of the present invention;

fig. 7 is a perspective view of a mounting base according to an embodiment of the present invention.

Reference numerals:

1 mounting base

11 bottom part

12 side part

2 protective cover

21 end cover shielding part

22 space of abdicating

3 first fastening area

31 first engaging wall

32 first fastening plate

321 slotted hole

322 extension

33 first recess

4 second fastening area

41 second engaging wall

42 second fastening plate

43 second recess

44 reinforcing plate

45 separate spaces

5 photosensitive drum

6 first fastening part

61 first buckle

611 first chuck wall

62 connecting part

7 second engaging part

71 second fastener

711 second chuck wall

712 Rocker arm

713 fixing board

714 fastening block

8 end cover structure

Detailed Description

For the purpose of promoting a better understanding of the objects, structures, features, and functions of the invention, reference should now be made to the drawings and detailed description of the invention. It should be noted that the features illustrated in the drawings are not necessarily drawn to scale. Moreover, the described embodiments are only some of the described embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", "front", "rear", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1 to 7, an embodiment of the present invention provides a toner cartridge protection structure, which includes a mounting base 1 and a protection cover 2 covering an outer side of the mounting base 1, wherein the mounting base 1 and the protection cover 2 are formed by injection molding.

The mount 1 extends in the longitudinal direction. The mounting seat 1 is provided with a bottom 11 and a side portion 12 extending upwards from the bottom 11, the middle of the side portion 12 in the length direction is provided with a first buckling area 3, the first buckling area 3 is provided with a first buckling wall 31 extending in the length direction, the middle of the bottom 11 in the length direction is provided with a second buckling area 4, the second buckling area 4 is provided with a second buckling wall 41 extending in the length direction, and the photosensitive drum 5 is mounted on the mounting seat 1. The first fastening area 3 and the second fastening area 4 correspond to each other in the length direction, so that the fastening is convenient. In this embodiment, the central axes of the first fastening region 3 and the second fastening region 4 are coincident.

The protecting cover 2 extends in the length direction. The protective cover 2 covers the photosensitive drum 5, the protective cover 2 is provided with a first buckling part 6 corresponding to the first buckling area 3 and a second buckling part 7 corresponding to the second buckling area 4, the first buckling part 6 is provided with at least one first buckle 61, the second buckling part 7 is provided with at least one second buckle 71, the first buckle 61 is provided with a first clamping wall 611 contacting with the first buckling wall 31, and the second buckle 71 is provided with a second clamping wall 711 contacting with the second buckling wall 41.

The protective cover 2 is arranged on the outer side of the mounting seat 1, so that the photosensitive drum 5 can be covered and the photosensitive drum 5 can be prevented from being damaged. And, first lock area 3 locates the middle part of lateral part 12, and the middle part of bottom 11 is located to second lock area 4, and when the lock was installed, the person of facilitating the installation was at the middle part application of force of protective cover 2, and it is very convenient to install. In addition, the first latch 61 contacts with the first latching wall 31 to be latched at the side portion 12, and the second latch 71 contacts with the second latching wall 41 to be latched at the bottom portion 11, that is, two ends of the protecting cover 2 are respectively latched with two ends of the mounting seat 1, so that the latching stress is stable, and the protecting cover 2 and the mounting seat 1 are firmly connected and are not easily released. The protective cover 2 has a simple structure, and can play a good protective role while reducing the production cost.

In this embodiment, the first fastening region 3 includes a first fastening plate 32, the first fastening wall 31 is disposed on the first fastening plate 32, and a first groove 33 is disposed on a side of the first fastening plate 32 to give way to the first buckle 61 and prevent the first buckle 61 from laterally protruding out of the side wall, so as to make the overall structure compact. The first groove 33 is formed by recessing the side portion 12. The first fastening board 32 has a slot 321 to ensure good quality of the first fastening board 32 during injection molding.

In this embodiment, the top of the first fastening plate 32 extends outward to form an extension 322, so that the fastening plate is formed into an L-shape, and the first fastening wall 31 is disposed on the extension 322. The extension 322 can more conveniently set the inclination angle of the first fastening wall 31 to ensure stable fastening, and the first fastening wall 31 and the fastening plate main body form a certain distance to prevent the first fastener 61 from interfering with the fastening plate.

In this embodiment, the bottom surface of the first fastening portion 6 contacts the top surface of the first fastening plate 32, so that the fastening plate supports the first fastening portion 6 to ensure the structural stability of the fastened protective cover 2.

In this embodiment, there are two first fasteners 61, the first fastening portion 6 includes a connecting portion 62 connecting the two first fasteners 61, and a length between the two first fasteners 61 is smaller than a length of the first fastening area 3. Two second buckles 71 are also provided, and the length between the two second buckles 71 is smaller than the length of the second buckling area 4. Through setting up two first buckles 61 and two second buckles 71, the atress is stable when can further guaranteeing the buckle, and protective cover 2 is difficult for rocking.

In this embodiment, the second fastening region 4 includes a second fastening plate 42, the second fastening wall 41 is disposed on the second fastening plate 42, and the lateral portion 12 of the second fastening plate 42 is disposed with a second groove 43 for avoiding the second buckle 71.

In this embodiment, the second groove 43 is provided with a plurality of reinforcing plates 44 arranged at intervals, a separation space 45 is formed between the reinforcing plates 44, and the second buckle 71 is arranged corresponding to the separation space 45. Since the provision of the second groove 43 may compromise the structural integrity of the base 11, the provision of the reinforcement plate 44 may reinforce the structural strength of the region corresponding to the groove. The second catch 71 is disposed corresponding to the partition space 45 to prevent the second catch 71 from interfering with the reinforcement plate 44, and is compact.

In this embodiment, the second buckle 71 includes a swing arm 712 extending outward, a fixing plate 713 extending outward from the swing arm 712, and a buckling block 714 disposed inside the fixing plate 713. The swing arm 712 can allow the fixing plate 713 to swing within a certain range, so that the fastening block 714 can be contacted with the second fastening wall 41 within a certain manufacturing error and assembly error range, and the fastening block 714 can be fastened tightly with the second fastening wall 41, so that the second fastening wall 711 and the second fastening wall 41 are contacted tightly, and a better fastening effect can be achieved.

In this embodiment, the first locking wall 611 and the second locking wall 711 are disposed in different directions, so as to ensure that the locking is firm and the locking is not easy to loosen.

In this embodiment, the two sides of the mounting seat 1 are provided with the end cover structures 8, the two sides of the protecting cover 2 are provided with the end cover shielding portions 21, and the end cover shielding portions 21 are provided with the abdicating spaces 22 which are recessed upwards from the bottom 11 to abdicate for the end cover structures 8. Therefore, the protective cover 2 can protect not only the photosensitive drum 5 but also the end cap structure 8.

The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all the equivalent technical changes using the description and drawings of the present invention are included in the scope of the present invention.

Claims

1. The utility model provides a cartridge protective structure which characterized in that includes:

the mounting seat is provided with a bottom and a side part extending upwards from the bottom, a first buckling area is arranged in the middle of the side part along the length direction, a first buckling wall extending along the length direction is arranged in the first buckling area, a second buckling area is arranged in the middle of the bottom along the length direction, a second buckling wall extending along the length direction is arranged in the second buckling area, and the photosensitive drum is mounted on the mounting seat;

the protective cover, cover in the outside of mount pad just covers the sensitization drum, the protective cover be equipped with first buckling parts that first lock region corresponds and with the second buckling parts that second buckling region corresponds, first buckling parts is equipped with at least one first buckle, second buckling parts is equipped with at least one second buckle, first buckle have with the first card wall of first lock wall contact, the second buckle have with the second card wall of second lock wall contact.

2. The toner cartridge guard structure of claim 1, wherein: the first buckling area comprises a first buckling plate, the first buckling wall is arranged on the first buckling plate, and a first groove is formed in the side portion of the first buckling plate and is used for the first buckle to yield.

3. The toner cartridge guard structure of claim 2, wherein: the top of the first buckling plate extends outwards to form an extension part and enables the buckling plate to form an L shape, and the first buckling wall is arranged on the extension part.

4. The toner cartridge guard structure of claim 2, wherein: the bottom surface of the first buckling part is contacted with the top surface of the first buckling plate.

5. The toner cartridge guard structure of claim 1, wherein: the first buckle is provided with two, the first buckling part comprises a connecting part for connecting the two first buckles, the length between the two first buckles is smaller than that of the first buckling area, the second buckle is provided with two, and the length between the two first buckles is smaller than that of the second buckling area.

6. The toner cartridge guard structure of claim 1, wherein: the second buckling area comprises a second buckling plate, the second buckling wall is arranged on the second buckling plate, and a second groove is formed in the side portion of the second buckling plate and is used for avoiding the second buckle.

7. The toner cartridge guard structure of claim 6, wherein: the second groove is provided with a plurality of reinforcing plates which are arranged at intervals, a separation space is formed between the reinforcing plates, and the second buckle corresponds to the separation space and is arranged.

8. The toner cartridge guard structure of claim 1, wherein: the second buckle comprises a rocker arm extending outwards, a fixing plate extending outwards from the rocker arm and a buckling block arranged on the inner side of the fixing plate.

9. The toner cartridge guard structure of claim 1, wherein: the first chuck wall and the second chuck wall are obliquely arranged towards different directions.

10. The toner cartridge guard structure of claim 1, wherein: the both sides of mount pad are equipped with the end cover structure, the both sides of protective cover have the end cover and shield the portion, the end cover shields the portion and upwards is equipped with the space of stepping down from the bottom and steps down for the end cover structure.