CN216901333U

CN216901333U - Drum core structure for selenium drum

Info

Publication number: CN216901333U
Application number: CN202123306345.4U
Authority: CN
Inventors: 李次理; 张仁云
Original assignee: Jiangsu Zhongfuli Photoelectric Technology Co ltd
Current assignee: Jiangsu Zhongfuli Photoelectric Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-05
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a drum core structure for a selenium drum, which comprises a drum core main body, wherein end plates are arranged at two ends of the drum core main body, trimming blocks are fixedly arranged on the outer surfaces of the two ends of the drum core main body, a gear is fixedly arranged on the outer surface of one end of each trimming block, a limiting assembly is arranged between the gear and the end plates, a fixed assembly is fixedly arranged on the outer surface of one side of each end plate, the limiting assembly comprises a limiting groove, a pin, a limiting block, a movable cavity, a movable plate, a movable rod, a sliding groove and a telescopic spring, and the limiting groove is formed in the middle of the outer surface of one side of the gear. According to the drum core structure for the selenium drum, the limiting assembly is arranged, firstly, the movable plate is pulled, the limiting block extrudes the telescopic spring in the movable cavity, the gears at the two ends of the drum core main body are aligned to one side of the end plate of the drum core main body, the limiting groove is aligned to the pin, the movable plate is loosened, the pin enters the limiting groove, installation is completed, and installation and disassembly are facilitated.

Description

Drum core structure for selenium drum

Technical Field

The utility model relates to the technical field of printers, in particular to a drum core structure for a toner cartridge.

Background

The drum core is the important part of printer, needs frequent maintenance and change, uses mode fixed connection such as screw, pin usually between the end plate of current drum core and sensitization drum, when needs take off the drum core, will dismantle the screw and then outwards pull open the end cover for pin and drum core separation cause artificial damage to the drum core easily, and the installation is all very inconvenient with the dismantlement moreover, and for this, we propose the drum core structure for selenium drum.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a drum core structure for a selenium drum, which has the advantages of convenience in mounting and dismounting between a drum core main body and an end plate, stability in mounting and the like, and can effectively solve the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the technical scheme that: a drum core structure for selenium drum, including drum core main part, the both ends of drum core main part are provided with the end plate, the both ends fixed surface of drum core main part installs the edging piece, the one end fixed surface of edging piece installs the gear, be provided with spacing subassembly between gear and the end plate, one side fixed surface of end plate installs fixed subassembly, just spacing subassembly includes spacing groove, pin, stopper, activity chamber, fly leaf, movable rod, spout and expanding spring, just the middle part of gear one side surface is seted up in the spacing groove.

Preferably, the spout is seted up in the end plate middle part, stopper, expanding spring are located the inside in activity chamber.

Preferably, fly leaf fixed mounting is in the one end surface of movable rod, stopper fixed mounting is in the other end surface of movable rod, pin fixed mounting is in the middle part of stopper one side surface, the expanding spring activity cup joints in the outer wall of movable rod, expanding spring's one end surface and one side surface fixed connection of stopper, expanding spring's the other end surface and the one end fixed connection in activity chamber.

Preferably, be sliding connection between pin, movable rod and the spout, be the joint between pin and the spacing groove, one side surface of stopper passes through the one end elastic connection in expanding spring and activity chamber.

Preferably, the fixing assembly comprises a first threaded hole, a second threaded hole, a rotating button, a fixing plate and a bolt rod, the first threaded hole is formed in the outer surface of the upper end of the movable plate, the fixing plate is fixedly installed on the outer surface of one side of the end plate, and the second threaded hole is formed in the middle of the fixing plate.

Preferably, the knob is fixedly mounted on the outer surface of the upper end of the bolt rod, and the bolt rod is in threaded connection with the second threaded hole and the first threaded hole.

(III) advantageous effects

Compared with the prior art, the drum core structure for the selenium drum provided by the utility model has the following beneficial effects:

1. this a drum core structure for selenium drum, during installation drum core main part, the spacing subassembly of setting, at first the pulling fly leaf, the fly leaf drives the movable rod and slides along the spout, make the one end of pin enter into the inside of spout, make the stopper extrude expanding spring in the inside in activity chamber, then with the gear at drum core main part both ends to one side of its end plate, make the spacing groove aim at the pin, then loosen the fly leaf, because expanding spring's reset action, make the pin enter into the spacing groove, accomplish the installation, the installation of being convenient for is dismantled.

2. This a drum core structure for selenium drum, in order to increase the stability after the installation, the fixed subassembly of setting drives the screw thread decline of shank of bolt through rotating the turn-knob for shank of bolt and first screw hole threaded connection avoid the fly leaf to take place to remove, further increase stability.

Drawings

Fig. 1 is a schematic view of the overall structure of the drum core structure for a toner cartridge according to the present invention.

Fig. 2 is a schematic structural view of a limiting assembly in the drum core structure for a toner cartridge of the present invention.

Fig. 3 is an enlarged view of a portion a in the structural diagram 1 of the drum core for the cartridge according to the present invention.

In the figure: 1. a drum core main body; 2. trimming blocks; 3. a gear; 4. an end plate; 5. a fixing assembly; 6. a limiting component; 7. a limiting groove; 8. a pin; 9. a limiting block; 10. a movable cavity; 11. a movable plate; 12. a movable rod; 13. a chute; 14. a tension spring; 15. a first threaded hole; 16. a second threaded hole; 17. turning a button; 18. a fixing plate; 19. a bolt shank.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Detailed description of the preferred embodiment

The present embodiment is a drum core structure for a toner cartridge.

As shown in fig. 1-3, the drum core comprises a drum core main body 1, end plates 4 are arranged at two ends of the drum core main body 1, trimming blocks 2 are fixedly arranged on outer surfaces of two ends of the drum core main body 1, a gear 3 is fixedly arranged on an outer surface of one end of each trimming block 2, a limiting component 6 is arranged between each gear 3 and each end plate 4, a fixing component 5 is fixedly arranged on an outer surface of one side of each end plate 4, each limiting component 6 comprises a limiting groove 7, a pin 8, a limiting block 9, a movable cavity 10, a movable plate 11, a movable rod 12, a sliding groove 13 and a telescopic spring 14, and the limiting groove 7 is arranged in the middle of the outer surface of one side of each gear 3.

The sliding chute 13 is arranged in the middle of the end plate 4, and the limiting block 9 and the telescopic spring 14 are positioned in the movable cavity 10; the movable plate 11 is fixedly arranged on the outer surface of one end of the movable rod 12, the limiting block 9 is fixedly arranged on the outer surface of the other end of the movable rod 12, the pin 8 is fixedly arranged in the middle of the outer surface of one side of the limiting block 9, the telescopic spring 14 is movably sleeved on the outer wall of the movable rod 12, the outer surface of one end of the telescopic spring 14 is fixedly connected with the outer surface of one side of the limiting block 9, and the outer surface of the other end of the telescopic spring 14 is fixedly connected with one end of the movable cavity 10; the pin 8, the movable rod 12 and the sliding groove 13 are in sliding connection, the pin 8 and the limiting groove 7 are clamped, and the outer surface of one side of the limiting block 9 is elastically connected with one end of the movable cavity 10 through an expansion spring 14; the fixing assembly 5 comprises a first threaded hole 15, a second threaded hole 16, a rotating button 17, a fixing plate 18 and a bolt rod 19, wherein the first threaded hole 15 is formed in the outer surface of the upper end of the movable plate 11, the fixing plate 18 is fixedly arranged on the outer surface of one side of the end plate 4, and the second threaded hole 16 is formed in the middle of the fixing plate 18; the rotating button 17 is fixedly arranged on the outer surface of the upper end of the bolt rod 19, and the bolt rod 19 is in threaded connection with the second threaded hole 16 and the first threaded hole 15.

It should be noted that, in the drum core structure for the selenium drum, when the drum core main body 1 is installed, the limiting assembly 6 is arranged, the movable plate 11 is firstly pulled, the movable plate 11 drives the movable rod 12 to slide along the sliding groove 13, so that one end of the pin 8 enters the sliding groove 13, the limiting block 9 extrudes the telescopic spring 14 in the movable cavity 10, then the gear 3 at the two ends of the drum core main body 1 is aligned to one side of the end plate 4 of the drum core main body, the limiting groove 7 is aligned to the pin 8, then the movable plate 11 is loosened, and due to the resetting effect of the telescopic spring 14, the pin 8 enters the limiting groove 7, so that the installation is completed, and the installation and the disassembly are convenient; in order to increase the stability after installation, the set fixing assembly 5 drives the screw thread of the bolt rod 19 to descend by rotating the rotating knob 17, so that the bolt rod 19 is in threaded connection with the first threaded hole 15, the movable plate 11 is prevented from moving, and the stability is further increased.

Detailed description of the utility model

The embodiment is an embodiment of a limiting component 6 in a drum core structure for a toner cartridge.

As shown in fig. 1 and 2, the limiting component 6 for the drum core structure of the cartridge comprises a limiting groove 7, a pin 8, a limiting block 9, a movable cavity 10, a movable plate 11, a movable rod 12, a sliding groove 13 and an expansion spring 14, wherein the limiting groove 7 is formed in the middle of the outer surface of one side of the gear 3; the sliding chute 13 is arranged in the middle of the end plate 4, and the limiting block 9 and the telescopic spring 14 are positioned in the movable cavity 10; fly leaf 11 fixed mounting is in the one end surface of movable rod 12, stopper 9 fixed mounting is in the other end surface of movable rod 12, 8 fixed mounting of pin are in the middle part of stopper 9 one side surface, the outer wall in movable rod 12 is cup jointed in the activity of expanding spring 14, one end surface of expanding spring 14 and one side fixed surface of stopper 9 are connected, the other end surface of expanding spring 14 and the one end fixed connection in activity chamber 10, pin 8, be sliding connection between movable rod 12 and the spout 13, be the joint between pin 8 and the spacing groove 7, one end elastic connection of one side surface through expanding spring 14 and activity chamber 10 of stopper 9.

Detailed description of the utility model

The present embodiment is an embodiment of the fixing member 5 in the drum core structure for the toner cartridge.

As shown in fig. 1 and 3, the fixing assembly 5 for the drum core structure of the toner cartridge includes a first threaded hole 15, a second threaded hole 16, a rotating knob 17, a fixing plate 18 and a bolt rod 19, wherein the first threaded hole 15 is opened on the outer surface of the upper end of the movable plate 11, the fixing plate 18 is fixedly mounted on the outer surface of one side of the end plate 4, and the second threaded hole 16 is opened in the middle of the fixing plate 18; the rotating button 17 is fixedly arranged on the outer surface of the upper end of the bolt rod 19, and the bolt rod 19 is in threaded connection with the second threaded hole 16 and the first threaded hole 15.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A drum core structure for selenium drum, including drum core main part (1), its characterized in that: the both ends of drum core main part (1) are provided with end plate (4), the both ends external fixed surface of drum core main part (1) installs trimming piece (2), the one end external fixed surface of trimming piece (2) installs gear (3), be provided with between gear (3) and end plate (4) spacing subassembly (6), one side external fixed surface of end plate (4) installs fixed subassembly (5), just spacing subassembly (6) include spacing groove (7), pin (8), stopper (9), activity chamber (10), fly leaf (11), movable rod (12), spout (13) and expanding spring (14), just the middle part of gear (3) one side surface is seted up in spacing groove (7).

2. The drum core structure for a toner cartridge according to claim 1, wherein: the sliding groove (13) is arranged in the middle of the end plate (4), and the limiting block (9) and the telescopic spring (14) are located inside the movable cavity (10).

3. The drum core structure for a toner cartridge according to claim 1, wherein: fly leaf (11) fixed mounting is in the one end surface of movable rod (12), stopper (9) fixed mounting is in the other end surface of movable rod (12), pin (8) fixed mounting is in the middle part of stopper (9) one side surface, expanding spring (14) activity is cup jointed in the outer wall of movable rod (12), the one end surface of expanding spring (14) and one side fixed surface connection of stopper (9), the other end surface of expanding spring (14) and the one end fixed connection in activity chamber (10).

4. The drum core structure for a toner cartridge according to claim 1, wherein: be sliding connection between pin (8), movable rod (12) and spout (13), be the joint between pin (8) and spacing groove (7), one side surface of stopper (9) passes through expanding spring (14) and the one end elastic connection in activity chamber (10).

5. The drum core structure for a toner cartridge according to claim 1, wherein: the fixing assembly (5) comprises a first threaded hole (15), a second threaded hole (16), a rotating button (17), a fixing plate (18) and a bolt rod (19), the first threaded hole (15) is formed in the outer surface of the upper end of the movable plate (11), the fixing plate (18) is fixedly installed on the outer surface of one side of the end plate (4), and the second threaded hole (16) is formed in the middle of the fixing plate (18).

6. The drum core structure for a toner cartridge according to claim 5, wherein: the rotating button (17) is fixedly arranged on the outer surface of the upper end of the bolt rod (19), and the bolt rod (19) is in threaded connection with the second threaded hole (16) and the first threaded hole (15).