CN215576105U

CN215576105U - Assembly structure of split type selenium drum

Info

Publication number: CN215576105U
Application number: CN202120906513.4U
Authority: CN
Inventors: 城所孝始; 刘崇宇; 王立成
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: 2022-01-18
Anticipated expiration: 2031-04-28

Abstract

The utility model relates to an assembly structure of a split type toner cartridge, which comprises a toner cartridge main body with a toner bin and a toner bin box detachably connected to the toner bin, wherein a toner inlet is formed in the butt joint surface of the toner bin, and a toner outlet opposite to the toner inlet is formed in the butt joint surface of the toner bin box; the toner box is internally provided with a conveying mechanism used for conveying the toner to the toner outlet, the end part of the toner box is provided with a transmission part connected with the conveying mechanism, the toner cartridge main body is provided with a transmission mechanism in transmission connection with an action part in the toner cartridge main body, and the toner box is elastically connected with a linkage component which can be meshed with the transmission part and the transmission mechanism along with the assembly of the toner cartridge box. The assembly structure of the split toner cartridge is easy to supplement toner or low in replacement cost of the toner, and can effectively drive and convey the toner into the toner cartridge main body.

Description

Assembly structure of split type selenium drum

Technical Field

The utility model relates to the technical field of printers, in particular to an assembling structure of a split type selenium drum.

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. The existing split type toner cartridge structure generally independently forms the powder bin and the developing roller into one component, and after carbon powder in the powder bin is used up, the powder bin and the developing roller need to be replaced simultaneously, so that the replacement cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing the split type toner cartridge assembly structure which is easy to supplement toner or low in toner replacement cost and can effectively realize the driving and conveying of the toner into the toner cartridge main body in the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides an assembly structure of split type selenium drum which characterized in that: the toner cartridge comprises a toner cartridge body with a toner bin and a toner bin box detachably connected to the toner bin, wherein a toner inlet is formed in the butt joint surface of the toner bin, and a toner outlet opposite to the toner inlet is formed in the butt joint surface of the toner bin box;

the powder bin is internally provided with a conveying mechanism used for conveying powdered ink to a powder outlet, the end part of the powder bin is provided with a transmission part connected with the conveying mechanism, the toner cartridge body is provided with a transmission mechanism in transmission connection with an action part in the toner cartridge body, and the powdered ink bin is elastically connected with a linkage assembly which can be meshed with the transmission part and the transmission mechanism along with the assembly of the powder bin box.

The linkage assembly comprises an elastic part, a linkage block and an engagement part, the engagement part is arranged on the linkage block in a follow-up mode, the elastic part is arranged on the toner bin, one end of the elastic part is connected with the linkage block, the deformation direction of the elastic part is the moving direction of the linkage block to be engaged with the transmission mechanism and the transmission part, and a driving block for pushing the linkage block to move towards one direction of the transmission mechanism and the transmission part is arranged on the toner bin box.

Conveniently, the at least one end in toner storehouse is provided with the mounting panel, the mounting panel extends to the position of the setting in toner storehouse box, the linkage piece passes through the elastic component and connects on the mounting panel.

In order to ensure the stability of the moving direction of the linkage block and ensure the reliable connection of the meshing part with the transmission mechanism and the transmission part, the inner surface of the mounting plate is provided with a guide groove consistent with the deformation direction of the elastic part, and the linkage block is arranged in the guide groove and is provided with a contact part exposed outside the guide groove for being pushed by the driving block.

The structure is simple, the transmission piece is rotationally connected to the end part of the powder bin box, and a groove with an outward opening is formed in the transmission piece;

the transmission mechanism is a transmission gear set, the meshing part is a linkage gear, the linkage gear can be meshed with an output gear in the transmission gear set, the linkage gear extends towards the transmission part to form a connecting part which can be matched and placed in the groove, and the connecting part can be limited in the groove.

In order to facilitate the meshing of the transmission member and the meshing member, a first convex tooth is arranged on the peripheral wall of the groove, and a second convex tooth capable of meshing with the first convex tooth is arranged on the peripheral wall of the connecting portion.

The powder bin is characterized in that the conveying mechanism comprises a driving lever and a screw rod which extend in the length direction of the powder bin box and are arranged in parallel, the driving lever is in transmission connection with the screw rod, and the transmission piece is connected with the screw rod.

Preferably, a first toner groove is arranged in the toner cartridge corresponding to the deflector rod, and a second toner groove is arranged in the toner cartridge corresponding to the screw rod.

In order to avoid the situation that the toner drops, pollutes and goes bad when the toner is not assembled, the toner inlet is covered with the toner inlet cover in a manner of opening and closing, and the toner outlet is covered with the toner outlet cover in a manner of opening and closing.

The powder bin box is characterized in that a guide groove and a guide piece capable of being placed in the guide groove are arranged on the butt joint face of the powder bin box and the toner bin in a matched mode, and the guide groove extends along the powder bin box packaging direction.

Compared with the prior art, the utility model has the advantages that: according to the assembling structure of the split toner cartridge, the toner cartridge box is additionally arranged independently of the toner cartridge, when the assembling structure is used, toner only needs to be added into the toner cartridge box, the toner cartridge box can be in butt joint communication with the toner inlet on the toner cartridge through the toner outlet, and therefore the toner can be supplemented into the toner cartridge. Because the powder bin box can be detachably butted relative to the toner bin, and the powder bin box is not related to other components in the toner cartridge main body, the toner adding condition in the powder bin box cannot influence the toner supply and use of the toner bin in the printing process. Therefore, the user can conveniently detach the toner bin from the toner bin box to automatically add the supplementary toner into the toner bin box, and the requirement on the supplementary toner of the user is low. On the other hand, even if the powder bin box is directly replaced, the cost is low.

On this basis, the powder storehouse box can drive linkage subassembly and driving medium, drive mechanism and mesh mutually at the assembly in-process, so realize that conveying mechanism is connected with the transmission of action part in the selenium drum main part in the powder storehouse box for realize the work of powder storehouse box to the powdered ink in the powdered ink storehouse in the selenium drum main part course of operation, easy operation, convenient operation.

Drawings

Fig. 1 is an installation diagram of an assembly structure of a split type toner cartridge in a casing in an embodiment of the utility model.

Fig. 2 is a perspective view of an assembly structure of the split type toner cartridge in the embodiment of the present invention.

Fig. 3 is an exploded perspective view of an assembly structure of the split type toner cartridge in the embodiment of the present invention.

Fig. 4 is another view of fig. 3.

Fig. 5 is a sectional view showing an assembling structure of the split type toner cartridge in the embodiment of the present invention.

Fig. 6 is a partially enlarged view of fig. 5.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1, the assembly structure of the split type cartridge in the present embodiment is disposed in a casing of a printer and used in match with a cartridge main body 100 installed in the casing.

The cartridge body 100 in the casing may adopt various types of cartridge bodies 100 in the prior art, for example, the cartridge body 100 includes a photosensitive drum, a developing roller, a transfer roller, a charging roller, and a toner hopper 1 disposed above the developing roller, and the cartridge body 100 in this embodiment extends entirely in the left-right direction.

As shown in fig. 2 to 6, the assembling structure of the split toner cartridge includes a toner hopper 2 detachably butted on a toner hopper 1 of the toner cartridge body, and the toner hopper 2 is used for replenishing toner into the toner hopper 1. The powder bin 2 in this embodiment is integrally long in shape matching the toner cartridge body 100, and the inside of the powder bin 2 has a cavity for accommodating toner. In order to facilitate the assembly and opening of the replenishment toner, the hopper casing 2 includes a casing body opened upward and a lid covering the opening, and the replenishment toner can be added and replenished into the casing body by opening the lid. The printer has a casing with a mouth for the toner cartridge body 100 and the toner hopper 2 to be mounted in the casing, and a cover rotatably covering the mouth.

In order to convey the toner in the toner hopper box 2 into the toner hopper 1, a toner inlet 11 is formed on the abutting surface of the toner hopper 1, and a toner outlet 21 opposite to the toner inlet 11 on the toner hopper 1 is formed on the abutting surface of the toner hopper box 2. After the powder bin box 2 is installed on the toner bin 1 in a butt joint mode, the powder outlet 21 in the powder bin box 2 is matched and butted with the powder inlet 11 in the toner bin 1 to achieve communication. In order to ensure the sealing performance in the toner conveying process, a sealing gasket is arranged on the abutting surface of the toner hopper box 2 around the toner outlet 21, a sealing gasket is arranged on the abutting surface of the toner hopper 1 around the toner inlet 11, and the sealing gasket on the abutting surface of the toner hopper box 2 can be matched with the sealing gasket on the abutting surface of the toner hopper 1 to be tightly attached.

In addition, in order to enable the toner to fall by its own weight into the toner hopper 1, the toner hopper 2 is installed above the toner hopper 1 in the present embodiment. Thus, the upper surface of the toner hopper 1 and the lower surface of the toner hopper 2 form a butting surface.

In order to further avoid the situation that the toner in the toner box 2 is polluted, deteriorated and leaked when not being installed, and simultaneously avoid the problems that the space in the toner box 1 is polluted or the toner in the toner box 1 is polluted and deteriorated when the toner box 2 is detached. In this embodiment, the powder inlet 11 is covered with the powder inlet cover 7 in an openable manner, and the powder outlet 21 is covered with the powder outlet cover 8 in an openable manner. This advance powder lid 7, go out powder lid 8 and can adopt the mode of manual stirring to open and shut the operation, but this kind of mode has increased user's operating procedure, has reduced the installation convenience of powder storehouse box 2. In this embodiment, the powder hopper 2 is provided with a first pushing member 26, and the powder feeding cover 7 is provided with a first member 71 which can be pushed by the first pushing member 26 to open the powder feeding port 11. The toner hopper 1 is provided with a second pusher 16, and the toner discharge cover 8 is provided with a second member 81 which can be pushed by the second pusher 16 to open the toner discharge port 21. Therefore, the powder outlet cover 8 and the powder inlet cover 7 can be automatically opened in the process of assembling the powder bin box 2 on the powder bin 1.

In this embodiment, the first pushing member 26, the second pushing member 16, the first member 71, and the second member 81 are all plate bodies, and the powder inlet cover 7 and the powder outlet cover 8 move in the opposite separation direction to open the powder inlet 11 and the powder outlet 21. Specifically, an upper concave area is formed at the front of the lower surface of the powder hopper case 2 in a concave manner in an area corresponding to the opened powder feeding cover 7, the first pushing member 26 is provided to extend downward on the upper concave area, and the first member 71 is provided on the upper surface of the powder feeding cover 7. The upper surface of the front part of the toner hopper 11 is provided with a second pushing member 16 which is extended upwards and can not be touched by the first pushing member 26, and the upper surface of the toner discharging cover 8 is provided with a second component 81 which is extended downwards and can be matched and touched with the second pushing member 16. Thus, in the process of pushing the toner hopper case 2 from the front to the rear to mount it on the toner hopper 1, the first pusher 26 opens the toner inlet 11 by pushing the first member 71 rearward, and the second pusher 16 opens the toner outlet 21 by blocking the second member 81 forward. In the process, the powder inlet cover 7 moves backwards, and the powder outlet cover 8 moves forwards. After the toner hopper box 2 is assembled in place on the toner hopper 1, the toner inlet 11 and the toner outlet 21 are both in an open state, the toner inlet 11 and the toner outlet 21 are in butt joint communication, toner in the toner hopper box 2 can be output from the toner outlet 21 and enter the toner hopper 1 through the toner inlet 11, and the toner hopper 1 realizes the supply of the toner in the working process of the toner cartridge main body 100.

Meanwhile, after the powder bin box 2 is disassembled, the powder inlet cover 7 automatically covers the powder inlet 11, so that the situation that the toner in the toner bin 1 enters impurities and the toner in the powder bin box 2 falls out is avoided. The powder outlet cover 8 in this embodiment has a tendency to cover the powder outlet 21 and is elastically attached to the powder hopper 2, and the powder inlet cover 7 has a tendency to cover the powder inlet 11 and is elastically attached to the toner hopper 1.

In this embodiment, a conveying mechanism 3 is further disposed in the cavity of the powder bin box 2, the conveying mechanism 3 includes an agitating rod and a screw rod 32 extending along the length direction of the powder bin box 2, the agitating rod and the screw rod 32 are parallel, a first toner groove 23 and a second toner groove 24 are respectively disposed in the powder bin box 2 corresponding to the agitating rod and the screw rod 32, the first toner groove 23 is higher than the second toner groove 24, and the cross section of the second toner groove 24 is in an inverted conical shape, so that the conveying capability of the screw rod 32 for toner can be improved. The powder outlet 21 of the powder hopper case 2 in this embodiment is provided on the bottom surface of one end of the powder hopper case 2, and the screw 32 can convey the toner to the powder outlet 21 by rotating. The stirring rod can play the roles of stirring the toner in the toner bin box 2 and stirring the toner into the second toner groove 24, so that the situation that the toner is solidified is avoided, and the uniformity of the toner conveying capacity is also ensured. The stirring rod is provided with a stirring sheet, and under the action of the stirring rod, the stirring rod stirs the toner in the second toner tank 24 to the second toner tank 24 where the spiral rod 32 is positioned. In addition, in order to realize transmission conveniently, the same ends of the stirring rod and the screw rod 32 are provided with gears which are meshed with each other, so that transmission between the stirring rod and the screw rod 32 is realized, and the rotating speed of the stirring rod and the screw rod 32 is adjusted by adjusting the gear ratio.

If a driver is specially arranged for the conveying mechanism 3, the cost of the split type toner cartridge is too high, and therefore, the conveying mechanism 3 is in transmission connection with the action part in the toner cartridge main body 100 in the embodiment. Specifically, the conveying mechanism 3 is brought into conveyance connection with the photosensitive drum in the cartridge main body 100. Specifically, a transmission member 4 connected with the conveying mechanism 3 is arranged at the end part of the powder bin box 2, a transmission mechanism 5 connected with a photosensitive drum in the toner drum main body 100 is arranged on the toner drum main body 100, and a linkage assembly 6 which can be meshed with the transmission member 4 and the transmission mechanism 5 along with the assembly of the powder bin box 2 is elastically connected to the toner bin 1.

Wherein the transmission member 4 is rotatably connected to the end of the powder bin 2, the transmission member 4 is connected to the screw rod 32 of the conveying mechanism 3 to rotate, and the transmission member 4 is provided with a groove 41 which is opened outwards.

The linkage assembly 6 comprises an elastic member 61, a linkage block 62 and an engaging member 63, wherein the engaging member 63 is arranged on the linkage block 62 in a following manner.

At least one end of the toner hopper 1 is provided with a mounting plate 12, the mounting plate 12 extends to the position where the toner hopper case 2 is disposed, and the link block 62 is connected to the inner surface of the mounting plate 12 through an elastic member 61. The elastic member 61 is disposed on the toner hopper 1, and one end of the elastic member 61 is connected to the linkage block 62, the elastic member 61 in this embodiment is a torsion spring, and the mounting plate 12 is provided with a connecting shaft for sleeving the elastic member 61. The elastic member 61 is deformed in a direction in which the link block 62 moves to engage with the transmission mechanism 5 and the transmission member 4. In the embodiment in which the toner hopper 2 is installed above the toner hopper 1 from front to back, since the screw 32 extends along the length direction of the toner hopper 2, that is, the screw 32 extends in the left-right direction, the recess 41 of the driving member opens toward the mounting plate 12. In this embodiment, the linkage assembly 6 is disposed at the left side of the powder hopper 2, and the transmission mechanism 5 is disposed near the rear of the powder hopper 2, so that the deformation direction of the elastic member 61 is a backward and rightward oblique direction. The powder bin box 2 is provided with a driving block 22 which pushes the linkage block 62 to move towards one direction of the transmission mechanism 5 and the transmission piece 4. In this embodiment, the driving block 22 on the powder bin box 2 can push the linkage block 62 to move towards the transmission mechanism 5, i.e. push the linkage block 62 to move backwards.

The inner surface of the mounting plate 12 is provided with a guide groove 121 corresponding to the deformation direction of the elastic member 61, and the interlocking block 62 is disposed in the guide groove 121 and has a contact portion 621 exposed outside the guide groove 121 for being pushed by the driving block 22. The guiding slot 121 in this embodiment is serrated, and the corresponding linkage block 62 also has a serration that can be inserted into the serrated guiding slot 121, so that the driving block 22 pushes the linkage block 62 to move backward, and at the same time, the linkage block 62 moves rightward under the action of the guiding slot 121.

The transmission mechanism 5 in this embodiment is a transmission gear set, the meshing member 63 is a linkage gear, the linkage gear can mesh with an output gear in the transmission gear set, the linkage gear extends towards the transmission member 4 to form a connecting portion 631 capable of being placed in the groove 41 in a matching manner, and the connecting portion 631 can be limited in the groove 41. Specifically, the inner peripheral wall of the recess 41 of the transmission member 4 is provided with a first protruding tooth 42, and the outer peripheral wall of the connecting portion 631 is provided with a second protruding tooth 632 capable of engaging with the first protruding tooth 42. In this way, the meshing connection between the transmission element 4 and the meshing element 63 can be achieved by the meshing of the first and

second teeth

42, 632.

During assembly, when the toner cartridge 2 is just placed on the toner hopper 1, the driving block 22 of the toner cartridge 2 abuts against the front side wall of the linkage block 62, and at this time, the engaging member 63 connected to the linkage block 62 is aligned with the opening of the recess 41 of the driving member 4. As the hopper case 2 is pushed rearward, the interlocking block 62 moves rearward, and the interlocking block 62 moves rightward while moving rearward based on the guide of the guide groove 121, so that the connecting portion 631 of the engaging member 63 gradually penetrates into the recess 41 of the transmission member 4. When the toner cartridge 2 is assembled in place on the toner cartridge 1, the connecting portion 631 of the engaging member 63 is completely disposed in the recess 41 and engaged with the transmission member 4, and at the same time, the teeth of the engaging member 63 are engaged with the output gear of the transmission gear set, thereby achieving the transmission connection between the transmission mechanism 5 and the conveying mechanism 3 in the toner cartridge 2. When the powder bin box 2 is taken down from the toner bin 1, the driving block 22 on the powder bin box 2 gradually releases the back thrust to the linkage block 62, the meshing part 63 is gradually separated from the output gear in the transmission gear set, meanwhile, the linkage block 62 is also reset to the guide groove 121 in the direction far away from the powder bin box 2 under the action of the elastic part 61, the connecting part 631 in the corresponding meshing part 63 gradually disengages from the groove 41 of the transmission part 4, and thus, the work of detaching the powder bin box 2 from the toner bin 1 is realized.

The toner hopper 2 in this embodiment may be mounted in the casing together with the toner cartridge main body 100 after being mounted to the toner hopper 1 of the toner cartridge main body 100 outside the casing, or may be mounted in the casing first with the toner cartridge main body 100 and then the toner hopper 2 is butted against the toner hopper 1 to mount the toner hopper 2 in the casing.

According to the assembling structure of the split toner cartridge, the toner cartridge box 2 is additionally arranged independently of the toner cartridge 1, when the assembling structure is used, toner only needs to be added into the toner cartridge box 2, the toner cartridge box 2 can be in butt joint communication with the toner inlet 11 in the toner cartridge 1 through the toner outlet 21, and therefore the toner can be supplemented into the toner cartridge 1. Because the toner hopper 2 is detachably butted with the toner hopper 1, and the toner hopper 2 is not related to other components in the toner cartridge main body 100, the toner adding condition in the toner hopper 2 does not influence the toner supply and use of the toner hopper 1 in the printing process. Therefore, the user can conveniently detach the toner bin 1 of the toner bin box 2 to automatically add the supplementary toner into the toner bin box 2, and the requirement on the supplementary toner of the user is low. On the other hand, even if the powder cartridge 2 is directly replaced, the cost is low.

On this basis, powder storehouse box 2 can drive linkage subassembly 6 and driving medium 4, drive mechanism 5 mesh mutually at the assembling process, so realize in the powder storehouse box 2 that conveying mechanism 3 is connected with the transmission of action part in the selenium drum main part 100 for realize the work of powder storehouse box 2 to the powdered ink in the powdered ink storehouse 1 in the selenium drum main part 100 course of work, easy operation, convenient operation.

Directional terms such as "front," "rear," "upper," "lower," "left," "right," "side," "top," "bottom," and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the utility model, but are used herein for convenience of description only and are to be determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.

Claims

1. The utility model provides an assembly structure of split type selenium drum which characterized in that: the toner cartridge comprises a toner cartridge body (100) with a toner bin (1) and a toner bin box (2) detachably connected to the toner bin (1), wherein a toner inlet (11) is formed in the butt joint surface of the toner bin (1), and a toner outlet (21) opposite to the toner inlet (11) is formed in the butt joint surface of the toner bin box (2);

be provided with in powder storehouse box (2) and be used for carrying powdered ink to conveying mechanism (3) of powder outlet (21), the tip of powder storehouse box (2) is provided with driving medium (4) that are connected with conveying mechanism (3), be equipped with on toner cartridge main part (100) with actuating member transmission connection's in toner cartridge main part (100) drive mechanism (5), elastic connection has linkage subassembly (6) that can be along with the assembly of powder storehouse box (2) and mesh mutually with driving medium (4), drive mechanism (5) on toner storehouse (1).

2. The assembly structure of the split type toner cartridge according to claim 1, wherein: the linkage assembly (6) comprises an elastic piece (61), a linkage block (62) and an engagement piece (63), the engagement piece (63) is arranged on the linkage block (62) in a follow-up mode, the elastic piece (61) is arranged on the toner bin (1) and one end of the elastic piece is connected with the linkage block (62), the deformation direction of the elastic piece (61) is the moving direction of the linkage block (62) engaged with the transmission mechanism (5) and the transmission piece (4), and a driving block (22) for pushing the linkage block (62) to move towards one direction of the transmission mechanism (5) and the transmission piece (4) is arranged on the toner bin box (2).

3. The assembly structure of the split type toner cartridge according to claim 2, wherein: at least one end in toner storehouse (1) is provided with mounting panel (12), mounting panel (12) extend to the position of the setting of toner cartridge box (2), linkage block (62) are connected on mounting panel (12) through elastic component (61).

4. The assembly structure of the split type toner cartridge according to claim 3, wherein: the inner surface of the mounting plate (12) is provided with a guide groove (121) which is consistent with the deformation direction of the elastic piece (61), and the linkage block (62) is arranged in the guide groove (121) and is provided with a contact part (621) which is exposed out of the guide groove (121) and is pushed by the driving block (22).

5. The assembly structure of the split type cartridge according to any one of claims 2 to 4, wherein: the transmission piece (4) is rotationally connected to the end part of the powder bin box (2), and a groove (41) with an outward opening is formed in the transmission piece (4);

drive mechanism (5) are drive gear group, meshing piece (63) are the linkage gear, the linkage gear can mesh with output gear in the drive gear group mutually to the linkage gear has connecting portion (631) that can match and put into recess (41) to driving medium (4) direction extension, connecting portion (631) can be spacing in recess (41).

6. The assembly structure of the split type toner cartridge according to claim 5, wherein: the peripheral wall of the groove (41) is provided with a first convex tooth (42), and the peripheral wall of the connecting part (631) is provided with a second convex tooth (632) which can be meshed with the first convex tooth (42).

7. The assembly structure of the split type cartridge according to any one of claims 1 to 4, wherein: the conveying mechanism (3) comprises a shifting rod (31) and a screw rod (32) which extend along the length direction of the powder bin box (2) and are arranged in parallel, the shifting rod (31) is in transmission connection with the screw rod (32), and the transmission piece (4) is connected with the screw rod (32).

8. The assembly structure of the split type toner cartridge according to claim 7, wherein: a first toner groove (23) is arranged in the toner cartridge (2) corresponding to the deflector rod (31), and a second toner groove (24) is arranged in the toner cartridge (2) corresponding to the screw rod (32).

9. The assembly structure of the split type cartridge according to any one of claims 1 to 4, wherein: the powder inlet (11) is covered with a powder inlet cover (7) in a manner of opening and closing, and the powder outlet (21) is covered with a powder outlet cover (8) in a manner of opening and closing.

10. The assembly structure of the split type cartridge according to any one of claims 1 to 4, wherein: powder storehouse box (2) and powdered ink storehouse (1) butt joint face go up the matching and are equipped with guide way (25) and can put into guide part (15) in guide way (25), guide way (25) extend along powder storehouse box (2) assembly direction.