CN214623313U

CN214623313U - Connecting structure of split powder bin

Info

Publication number: CN214623313U
Application number: CN202120907016.6U
Authority: CN
Inventors: 王立成; 徐鑫炎; 李�一; 王奇
Original assignee: Ningbo Deli Kebei Technology Co Ltd
Current assignee: Ningbo Deli Kebei Technology Co Ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-05
Anticipated expiration: 2031-04-28

Abstract

The utility model relates to a connecting structure of a split type powder bin, which comprises a toner bin which is integrally connected with a toner cartridge main body, wherein the toner bin is provided with a toner inlet; the first cover body is movably connected to the toner bin and can open and close the toner inlet; the powder bin box can be matched with the powdered ink bin in a relatively movable manner, and a powder outlet which can be matched with the powder inlet is formed in the powder bin box; the second cover body is movably connected to the powder bin box and can open and close the powder outlet; the powder outlet piece is movably arranged in the powder bin box corresponding to the position of the powder outlet, and a first opening matched with the powder outlet is formed in the powder outlet piece; and the transmission mechanism is in transmission connection between the second cover body and the powder outlet piece, and can drive the first opening of the powder outlet piece to move to the position of the powder outlet along with the opening action of the second cover body. This connection structure in split type powder storehouse is independent of the powdered ink storehouse and sets up the powder storehouse box, and convenience of customers irritates the powder by oneself or reduces the powder storehouse replacement cost to avoid the powdered ink unrestrained condition in the assembling process.

Description

Connecting structure of split powder bin

Technical Field

The utility model relates to a laser printer technical field, in particular to connection structure in split type powder storehouse.

Background

The selenium drum mechanism used in the existing laser printer is mainly divided into an integrated selenium drum structure and a split selenium drum structure. The integrated toner cartridge structure integrates the imaging unit and the developing unit in the toner cartridge, and a user needs to integrally replace the toner cartridge or automatically fill the toner cartridge with toner after using the toner in the toner cartridge. Because the selenium drum has more internal components and higher replacement cost, and the user fills powder into the selenium drum by oneself, the problem of powder blocking or powder leakage is easy to appear when printing because of improper operation, and then the printing effect is influenced or the printing portrait is polluted. And current split type selenium drum structure is usually with independent component of becoming of powder storehouse and developer roll, and after the carbon dust in the powder storehouse used up, then need change powder storehouse and developer roll simultaneously, and the replacement cost is higher to powder storehouse and developer roll structure setting are usually in the casing of printer, need open the apron that corresponds the position on the printer when changing the powder storehouse, and the operation is not convenient, need open and take out the powder storehouse again behind the printer cover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a be independent of the powdered ink storehouse box that sets up is provided to above-mentioned prior art to make things convenient for the user to irritate the powder by oneself or reduce the powdered ink storehouse replacement cost, and can avoid the unrestrained split type connection structure in powder storehouse of powdered ink among the assembling process.

The utility model provides a technical scheme that above-mentioned problem adopted does: the utility model provides a connection structure in split type powder storehouse which characterized in that: comprises that

The toner bin is integrally connected with the toner cartridge main body, and a toner inlet is formed in the toner bin;

the first cover body is movably connected to the toner bin and can open and close the toner inlet;

the powder bin box can be matched with the powdered ink bin relatively movably, and a powder outlet which can be matched with the powder inlet is formed in the powder bin box;

the second cover body is movably connected to the powder bin box and can open and close the powder outlet;

the powder outlet piece is movably arranged in the powder bin box corresponding to the position of the powder outlet, and a first opening matched with the powder outlet is formed in the powder outlet piece;

and the transmission mechanism is in transmission connection between the second cover body and the powder outlet piece, and can drive the first opening of the powder outlet piece to move to the position of the powder outlet along with the opening action of the second cover body.

In order to guarantee the leakproofness of powder storehouse box, avoid the powdered ink to fall out the powder storehouse box in the installation space of play powder piece, be provided with in the powder storehouse box and match in the installation cavity of play powder piece activity, it is equipped with sealed the pad to inlay between the chamber arm of play powder piece and installation cavity, the position that corresponds to first trompil on the play powder piece on the seal pad is provided with the second trompil.

In order to reduce the influence on the toner output, the powder outlet piece is rotatably connected in the toner hopper box.

Preferably, the second cover body is rotatably connected to the powder bin box through an elastic member, and the second cover body has a tendency of closing the powder outlet under the action of the elastic member.

Simple structure ground, drive mechanism is the drive gear group of transmission connection between second lid and play powder piece.

In order to automatically drive the second cover body to move when the powder bin box is assembled, and further complete automatic butt joint of the powder outlet and the powder inlet, the second cover body is provided with an acting part which protrudes out of a matching surface of the powder bin box and can be pushed by the toner bin when the powder bin box is assembled.

In order to automatically open the powder inlet of the toner bin when the toner bin box is assembled and to facilitate use, the first cover body can be arranged on the toner bin in a sliding manner along the assembling and disassembling direction of the toner bin box, and the toner bin box is provided with a pushing piece capable of pushing the first cover body when the toner bin box is installed.

The powder bin is simple in structure, the first cover body can be pushed, meanwhile, the sealing effect on the second cover body is achieved, the pushing piece is a sealing piece which is arranged on the matching surface of the powder bin box corresponding to the powder outlet, and a third opening is formed in the position, corresponding to the powder outlet, of the sealing piece.

In order to effectively provide guidance for the moving direction of the first cover body, sliding grooves are formed in the two sides of the powder inlet along the disassembling and assembling direction of the powder bin box on the toner bin, and the first cover body can be limited in the sliding grooves in a sliding mode.

In order to facilitate accurate assembly of the powder bin box, a guide groove is formed in the matching surface of the toner bin along the disassembly and assembly direction of the powder bin box, and a convex block capable of being matched with the guide groove is arranged on the matching surface of the powder bin box in a protruding mode.

Compared with the prior art, the utility model has the advantages of: the utility model provides a connection structure in split type powder storehouse has additionally set up the powder storehouse box for the powdered ink storehouse carries the powdered ink independently of the selenium drum main part, during the use, only need dock can realize the required powdered ink in the work of selenium drum main part with the powdered ink storehouse of selenium drum main part. The powder bin box has low requirement on powder filling, is convenient for users to fill powder independently, and has low cost even if the powder bin box is directly replaced. And through the cooperation action of first lid, second lid, play powder spare and drive mechanism, just realize the intercommunication after the butt joint of powder storehouse box and toner cartridge main part, so avoided the condition that the powdered ink is unrestrained or pollutes the powdered ink among the assembling process, can guarantee printing quality.

Drawings

Fig. 1 is an installation diagram of the connection structure of the split powder bin in the printer casing in the embodiment of the present invention.

Fig. 2 is a perspective view of the connection structure of the split powder bin in the embodiment of the present invention.

Fig. 3 is an exploded perspective view of fig. 2.

Fig. 4 is a sectional view of the connection structure of the split powder bin in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the connection structure of the split type powder bin in the embodiment includes an ink powder bin 1, a first cover 2, a powder bin box 3, a second cover 4, a powder outlet member 5, and a transmission mechanism 6.

Wherein toner storehouse 1 an organic whole is connected in toner cartridge main part 10, and toner cartridge main part 10 then is the toner cartridge subassembly among the prior art, including parts such as sensitization drum, developer roll, transfer roller, the roller that charges, and toner storehouse 1 is linked together with the developer roll, and the toner in toner storehouse 1 can be even distribution on the developer roll under the effect of scraper. The toner bin 1 is provided with a toner inlet 11, and the toner in the toner bin box 3 can enter the toner bin 1 through the toner inlet 11.

The first lid body 2 is movably attached to the toner hopper 1 to open and close the toner inlet 11. When the powder bin box 3 is not assembled in use, the first cover body 2 covers the powder inlet 11, so that the pollution of external impurities to the powder bin 1 is avoided, the quality of the ink powder in the powder bin 1 is ensured, and the printing effect is further ensured.

In this embodiment, the toner cartridge 3 can be movably coupled to the upper portion of the toner cartridge 1, such that the lower surface of the toner cartridge 3 and the upper surface of the toner cartridge 1 respectively form a matching surface of the toner cartridge 3 and a matching surface of the toner cartridge 1. The toner hopper cartridge 3 can be detached and attached in the printer housing independently of the toner cartridge main body 10 and can be butted or separated from the toner hopper 1. The toner inlet 11 of the toner hopper 1 is opened on the matching surface of the toner hopper 1, that is, on the upper surface of the toner hopper 1, so that part of the toner can fall into the toner hopper 1 by self weight.

The movable structure of the first cover 2 can be any mechanism capable of opening and closing the powder inlet 11 in the prior art, such as a flip structure. In this embodiment, the first cover 2 is slidably connected, and the first cover 2 is slidably disposed on the toner hopper 1 in the direction of attaching and detaching the toner hopper case 3. Specifically, the toner hopper 1 is provided with sliding grooves 12 on both sides of the toner inlet 11 along the dismounting direction of the toner hopper case 3, and the first cover 2 is slidably limited in the sliding grooves 12. Thus, the first cover 2 is prevented from being lost, and the opening and closing operation of the first cover 2 can be guided.

The interior of the toner cartridge 3 has a cavity for accommodating toner. The powder bin box 3 is composed of an upper box body and a lower box body which are mutually combined, in addition, a special powder supplementing opening can be arranged on the powder bin box 3 to supplement the toner conveniently. The matching surface of the powder bin box 3 is provided with a powder outlet 31 which can be matched with the powder inlet 11, and after the powder bin box 3 is assembled on the toner bin 1, the powder outlet 31 on the powder bin box 3 is opposite to the powder inlet 11 on the toner bin 1 in a sealing way, so that the powder bin box 3 is communicated with the toner bin 1. In order to facilitate the smooth output of the toner in the toner hopper box 3 from the toner outlet 31, a conveying mechanism for conveying the toner may be provided in the toner hopper box 3, and the conveying mechanism may be a conveying member capable of moving the powder material in the prior art.

The second cover 4 is movably connected to the powder bin box 3 to open and close the powder outlet 31, and the second cover 4 may be connected in a rotating manner or a sliding manner according to specific requirements. In this embodiment, the second cover 4 is connected to the powder bin box 3 in a rotatable manner. Specifically, the second cover 4 is rotatably connected to the powder bin box 3 by the elastic member 41, and the second cover 4 has a tendency to close the powder outlet 31 by the elastic member 41. In order to further increase the sealing performance of the powder outlet 31 when the second cover 4 covers the powder bin box 3, a sealing sheet is arranged on the matching surface of the powder bin box 3 at a position corresponding to the powder outlet 31, and a third opening 81 is formed in the sealing sheet at a position corresponding to the powder outlet 31. The position of the sealing sheet is lower than the matching surface of the powder bin box 3, and the sealing sheet is used as a pushing piece 8 for pushing the first cover body 2 to slide when the powder bin box 3 is installed, so that the butt joint operation of the powder outlet 31 and the powder inlet 11 in the assembling process of the powder bin box 3 can be simplified. According to needs, can also cooperate the installation to suppress first lid 2 and have the spring of closed powder inlet 11 trend on powdered ink storehouse 1, make things convenient for first lid 2 can automatic re-setting and cover powder inlet 11 when powder storehouse box 3 dismantles.

The second cover body 4 is provided with an acting part 42 which protrudes out of the matching surface of the powder bin box 3 and can be pushed by the toner bin 1 when the powder bin box 3 is assembled, so that when the powder bin box 3 is assembled on the toner bin 1, the second cover body 4 can be opened along with the assembling action of the powder bin box 3, and correspondingly, the butt joint operation of the powder outlet 31 and the powder inlet 11 in the assembling process of the powder bin box 3 is also simplified.

In addition, in order to avoid that the toner in the powder bin box 3 drops due to the quick opening of the second cover 4 when the powder bin box 3 is assembled, a powder outlet piece 5 is movably arranged in the powder bin box 3 at a position corresponding to the powder outlet 31, and a first opening 51 matched with the powder outlet 31 is formed in the powder outlet piece 5. And the transmission mechanism 6 is arranged outside the powder bin box 3 and is in transmission connection between the second cover body 4 and the powder discharging piece 5, namely, the second cover body 4 and the powder discharging piece 5 are respectively provided with a connecting part which is positioned outside the powder bin box and is used for connecting the transmission mechanism 6. In this embodiment, the connecting member of the second cover 4 and the powder outlet member 5 is a connecting column disposed at the end of the second cover 4 and the powder outlet member 5. In the process of assembling the powder bin box 3 and driving the second cover 4 to move, the first opening 51 of the powder outlet 5 can be driven to move to the position of the powder outlet 31 through the transmission action of the transmission mechanism 6.

In order to ensure the sealing performance of the powder bin and avoid that the powder discharging part 5 drives the toner to scatter out of the powder bin box 3 when acting, in the embodiment, an installation cavity 32 matched with the activity of the powder discharging part 5 is specially arranged in the powder bin box 3, a sealing gasket 7 is embedded between the powder discharging part 5 and a cavity arm of the installation cavity 32, and a second opening 71 is arranged on the sealing gasket 7 corresponding to the position of the first opening 51 on the powder discharging part 5. In this embodiment, sealed 7 of filling up adopts the mode parcel that closely the cover was established outside play powder 5, and in the action in-process of play powder 5, sealed 7 of filling up can move along with play powder 5, and can guarantee the leakproofness between play powder 5 and the installation cavity 32.

According to the requirement, the powder discharging part 5 can be arranged in the mounting cavity 32 in a left-right sliding mode, and can also be arranged in the mounting cavity 32 in a rotating mode. In order to reduce the influence on the toner output, in the present embodiment, the powder discharging member 5 is rotatably connected in the mounting cavity 32 at one end of the toner box 3, the powder discharging member 5 in the present embodiment is generally cylindrical, the powder discharging member 5 has a cavity therein and is open to one end of the inner side of the toner box 3, and the first opening 51 is opened on the peripheral wall of the powder discharging member 5. Because the powder outlet piece 5 is arranged in a rotating mode, the corresponding transmission mechanism 6 is a transmission gear set which is in transmission connection between the second cover body 4 and the powder outlet piece 5. The transmission input gear of the transmission gear set is connected to the connecting column at the end part of the second cover body 4, and the transmission output gear of the transmission gear is connected to the connecting column at the end part of the powder outlet piece 5.

In addition, in order to ensure that the abutting position of the powder outlet 31 and the powder inlet 11 is accurate, a guide groove 13 is arranged on the matching surface of the toner hopper 1 along the taking and placing direction of the toner hopper box 3, and a convex block 33 which can be matched with the guide groove 13 is convexly arranged on the matching surface of the toner hopper box 3. In this embodiment, the guide groove 13 is formed by providing two ribs at intervals on the matching surface of the toner hopper 1. Guide way 13 effectively provides the direction for the installation of powder storehouse box 3, during the installation, with lug 33 alignment guide way 13 and arrange guide way 13 in, and then promote along guide way 13 direction, can guarantee promptly that powder storehouse box 3 can accurately install to target in place and realize the butt joint with toner storehouse 1.

The working process of the split powder bin connecting structure is as follows. When the powder bin box 3 is not assembled, the first opening 51 on the powder outlet member 5 and the powder outlet 31 are in a non-butt state, and at this time, the situation that the toner drops from the powder outlet 31 cannot occur. When the toner hopper 3 is assembled, the projection 33 of the toner hopper 3 is aligned with the guide groove 13 of the toner hopper 1, and the acting portion 42 of the second cover 4 abuts against the side wall of the toner hopper 1. Along with the assembly propulsion of powder storehouse box 3, second lid 4 rotates and opens, and then drives out powder 5 and rotate under drive mechanism 6's effect, and the first trompil 51 on the powder 5 of going out is close to powder outlet 31 position gradually. Meanwhile, the sealing plate also abuts against the side surface of the first cover body 2 to push the first cover body 2 to move along the chute 12, so that the powder inlet 11 is gradually opened. After the powder bin box 3 is assembled in place on the toner bin 1, the first opening 51 on the powder outlet member 5 just rotates to the position overlapped with the powder outlet 31, so that the powder outlet 31 is completely opened, and the toner in the powder bin box 3 can be output. Simultaneously first lid 2 also opens completely under the effect of closing plate to the intercommunication is realized relatively totally to powder inlet 11 and play powder mouth 31, and the gasket can guarantee again that powder inlet 11 and play powder mouth 31 dock the leakproofness of periphery, avoids dropping outside and polluting the printer at the powdered ink transportation process. At this time, the printer can start printing.

The utility model provides a connection structure in split type powder storehouse has additionally set up the powder storehouse box 3 for powdered ink storehouse 1 carries the powdered ink independently of selenium drum main part 10, during the use, only needs to dock the required transport of powdered ink in can realizing selenium drum main part 10 work with powdered ink storehouse 1 of selenium drum main part 10. This powder storehouse box 3 requires lowly to irritating the powder, and convenience of customers independently irritates the powder, even directly change powder storehouse box 3, its cost is also low. And through the cooperation action of first lid 2, second lid 4, play powder 5 and drive mechanism 6, can guarantee that powder storehouse box 3 just realizes the intercommunication with toner storehouse 1 of toner cartridge main part 10 after the butt joint, so avoided the condition that the powdered ink spills or pollutes the powdered ink among the assembling process, can guarantee printing quality.

Claims

1. The utility model provides a connection structure in split type powder storehouse which characterized in that: comprises that

The toner cartridge comprises a toner bin (1) which is integrally connected to a toner cartridge main body (10), wherein a toner inlet (11) is formed in the toner bin (1);

the first cover body (2) is movably connected to the toner bin (1) and can open and close the toner inlet (11);

the powder bin box (3) can be matched with the toner bin (1) in a relatively movable manner, and a powder outlet (31) matched with the powder inlet (11) is formed in the powder bin box (3);

the second cover body (4) is movably connected to the powder bin box (3) and can open and close the powder outlet (31);

the powder outlet piece (5) is movably arranged in the powder bin box (3) corresponding to the position of the powder outlet (31), and a first opening (51) matched with the powder outlet (31) is formed in the powder outlet piece (5);

and the transmission mechanism (6) is in transmission connection between the second cover body (4) and the powder outlet piece (5), and the transmission mechanism (6) can drive the first open hole (51) of the powder outlet piece (5) to move to the position of the powder outlet (31) along with the opening action of the second cover body (4).

2. The connecting structure of the split powder bin according to claim 1, wherein: be provided with in powder storehouse box (3) and match in installation cavity (32) of going out powder piece (5) activity, it is equipped with sealed pad (7) to inlay between the chamber arm of going out powder piece (5) and installation cavity (32), the position that is corresponding to first trompil (51) on powder piece (5) on sealed pad (7) is provided with second trompil (71).

3. The connecting structure of the split powder bin according to claim 1, wherein: the powder outlet piece (5) is rotatably connected in the powder bin box (3).

4. The connecting structure of the split powder bin according to claim 3, wherein: the second cover body (4) is rotatably connected to the powder bin box (3) through an elastic piece (41), and the second cover body (4) has a tendency of closing the powder outlet (31) under the action of the elastic piece (41).

5. The connecting structure of the split powder bin according to claim 4, wherein: the transmission mechanism (6) is a transmission gear set which is in transmission connection between the second cover body (4) and the powder outlet piece (5).

6. The connecting structure of the split type powder bin according to any one of claims 1 to 5, wherein: the second cover body (4) is provided with an acting part (42) which protrudes out of the matching surface of the powder bin box (3) and can be pushed by the toner bin (1) when the powder bin box (3) is assembled.

7. The connecting structure of the split type powder bin according to any one of claims 1 to 5, wherein: the first cover body (2) can be arranged on the toner bin (1) in a sliding mode along the dismounting direction of the toner bin box (3), and a pushing piece (8) capable of pushing the first cover body (2) when the toner bin box (3) is mounted is arranged on the toner bin box (3).

8. The connecting structure of the split powder bin according to claim 7, wherein: the pushing piece (8) is provided with a sealing sheet which is arranged on the matching surface of the powder bin box (3) corresponding to the powder outlet (31), and a third opening (81) is formed in the position of the sealing sheet corresponding to the powder outlet (31).

9. The connecting structure of the split powder bin according to claim 7, wherein: the powder bin is characterized in that sliding grooves (12) are formed in the two sides of the powder inlet (11) of the powder bin (1) along the disassembling and assembling direction of the powder bin box (3), and the first cover body (2) can be limited in the sliding grooves (12) in a sliding mode.

10. The connecting structure of the split type powder bin according to any one of claims 1 to 5, wherein: a guide groove (13) is formed in the matching surface of the toner bin (1) along the dismounting direction of the toner bin box (3), and a convex block (33) capable of being matched with the guide groove (13) is arranged on the matching surface of the toner bin box (3) in a protruding mode.