CN206115151U - Drum core, toner cartridge drum core assembly structure and toner cartridge - Google Patents

Abstract

A drum core, a toner core assembly structure and a toner, wherein the drum core comprises a drum barrel, a transmission gear arranged at one end of the drum barrel, a drum disc and a drum core conductive sheet arranged at the other end of the drum barrel; the toner core assembly structure and the toner comprise a shell and a drum core mounted on the shell, wherein the shell has a detachably assembled side cover; one end of the conductive pin is connected to the drum core conductive sheet, and the other end is movably sleeved on the side cover. It has the characteristics of stable conductive transmission, good power supply during operation, simple structural assembly, quick and smooth installation and operation, and low manufacturing cost. Therefore, it is a product of superior technical, practical and economical performance.

Description

Drum core, toner cartridge drum core assembly structure and toner cartridge

【Technical field】

The utility model relates to a drum core, an assembly structure of a drum core of a toner cartridge and a toner cartridge.

【Background technique】

Laser printers have been widely used at present. The structure of the traditional drum core is relatively complicated, the production cost is high, the transmission stability is not good, the assembly operation is inconvenient, the drum core is connected and powered by the central shaft through method, the material consumption is large, and the weight increases; The connection of the conductive frame is easy to fall out, the power supply of the drum core and the charging roller is unstable, and the printing quality is not good.

In order to overcome the above-mentioned defects, we have developed a drum core, a toner cartridge drum core assembly structure and a toner cartridge.

【Content of utility model】

The technical problem to be solved by the purpose of this utility model is to provide a drum core, toner cartridge drum core assembly structure and toner cartridge. low feature.

In order to achieve the above object, the utility model provides a drum core, which includes a drum, a transmission gear arranged at one end of the drum, a drum disc and a drum core conductive sheet arranged at the other end of the drum.

In one or more embodiments of the present utility model, the transmission gear has helical teeth on the surface and inner sleeve holes, and the conductive sheet of the drum core is installed on the inner side of the drum disc.

Under the same idea, the utility model also provides a drum core assembly structure of a toner cartridge, which includes a shell and a drum core installed on the shell, the shell has a detachably assembled side cover; one end of the conductive pin shaft is connected to the drum core The other end of the conductive sheet is sheathed on the side cover.

In one or more embodiments of the present utility model, the side cover forms a raised portion of the inner sleeve; the inner cavity of the raised portion of the inner sleeve is butted against the journal of the conductive pin.

In one or more embodiments of the present utility model, the conductive sheet of the drum core has an elastic abutting portion, and the conductive pin shaft is in contact with the elastic abutting portion to form a conductive path.

Under the same idea, the utility model also provides a toner drum core assembly structure, which has the drum core in the above scheme, the drum core is installed in the preset area formed by the casing, and the gear side cover is matched with the hole of the casing Connect the inner casing.

In one or more embodiments of the present utility model, the gear side cover is detachably assembled at one end of the casing.

Under the same idea, the utility model further provides a toner cartridge, which includes the drum core in the above solution.

Further, the utility model provides a toner cartridge, which includes the drum core assembly structure of the toner cartridge in the above solution.

The effect that the utility model exists compared with the background technology is:

Because the utility model adopts the above scheme, it has the characteristics of stable conductive transmission, good power supply during operation, simple structural assembly, fast and smooth installation and operation, and low production cost. Therefore, it is a product with superior technology, practicality and economy.

【Description of drawings】

Fig. 1 is the schematic diagram of the assembly structure of the toner cartridge drum core in one embodiment of the utility model;

Fig. 2 is the structural representation cut along B-B line in Fig. 1;

Fig. 3 is the expanded schematic view of the assembly structure of the toner cartridge drum core in one embodiment of the present invention;

Fig. 4 is a schematic structural view of the conductive sheet of the drum core in an embodiment of the present invention;

Fig. 5 is the structural representation of drum core in one embodiment of the utility model;

Fig. 6 is a schematic structural view cut along line A-A in Fig. 5;

Fig. 7 is a schematic diagram of the drum core assembly structure of the toner cartridge in one embodiment of the present invention.

【detailed description】

Embodiments of the present invention will be described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions.

In the description of the present utility model, it should be noted that for orientation words, such as the terms "center", "horizontal", "longitudinal", "length", "width", "thickness", "upper", "lower ", "Front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Inverse "Hour hand" and other indication orientations and positional relationships are based on the orientations or positional relationships shown in the drawings, which are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, so as to The specific orientation structure and operation should not be interpreted as limiting the specific protection scope of the present utility model.

In addition, terms such as "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of technical features. Therefore, the definition of "first" and "second" features may explicitly or implicitly include one or more of these features, and in the description of the present utility model, the meaning of "at least" is one or more than one, unless otherwise clearly stated Specific limits.

In this utility model, unless otherwise clearly specified and limited, if there are terms "assembled", "connected", and "connected", the terms should be interpreted in a broad sense, for example, it can be a fixed connection or a detachable connection, or Integral connection; it can also be mechanical connection; it can be connected directly or through an intermediary, and it can be that two components are internally connected. Those of ordinary skill in the art can understand the specific meanings of the above-mentioned terms in the present utility model according to specific situations.

In the utility model, unless otherwise specified and limited, a first feature being "on" or "under" a second feature may include that the first and second features are in direct contact, and may also include that the first and second features are not not in direct contact but through another characteristic contact between them. Moreover, "above", "below" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the level of the first feature is higher than that of the second feature the height of. "Above", "below" and "beneath" the first feature on the second feature include that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is horizontally lower than the second feature.

Please combine the above content to make an understanding of the compatibility of the embodiments and then refer to the accompanying drawings 1-4, which is a preferred embodiment provided by the utility model, which is a drum core assembly structure of a toner drum, which includes Housing 1 and drum core 2 mounted on the housing 1, the housing 1 has a side cover 3 detachably assembled; one end of the drum core 2 is provided with a transmission gear 4, and the other end has a cavity 5, specifically During implementation, it can be fixed with glue, and the drum disc 6 is bonded to the wall of the cavity;

Wherein, the side cover 3 forms an inner sleeve raised portion 9 ; the inner cavity 13 of the inner sleeve raised portion abuts the journal 10 of the conductive pin 7 . The drum core conductive sheet 8 has an elastic abutting portion 11 , and the conductive pin shaft 7 is in contact with the elastic abutting portion 11 to form a conductive path. The drum disc 6 has tension strips clamped to the drum core.

Please combine with what is shown in FIG. 7 , the drum core 2 is installed in the predetermined area 15 formed by the casing 1 , and the gear side cover 16 is matched with the casing hole 17 to connect with the inner sleeve hole 42 .

The structure of a kind of drum core that the utility model provides, please refer to shown in Fig. 5-6, and it comprises drum 14, the transmission gear 4 that is located at one end of drum and the drum disc 6 that is located at one end of drum 14 and Drum core conductive sheet 8 , the transmission gear 4 has surface helical teeth 41 and inner sleeve holes 42 , and the drum core conductive sheet 8 is installed on the inner side of the drum disc 6 .

Combined with the above content and all the accompanying drawings, when assembling, the drum disc 6 is loaded into the drum core 2, and the conductive pin shaft 7 is rotatably provided with the inner cavity 13 of the raised part of the inner sleeve, and is connected to the conductive pin shaft through the conductive point of the printer 7. The drum core is energized through the conductive sheet 8 of the drum core. This structural composition makes the conductive transmission stable, the operation process maintains good power supply, the structure is simple to assemble, the installation and operation are fast and smooth, and the production cost is low. Therefore, it is a product with superior technology, practicality and economy.

It should be noted that the toner cartridge provided by the utility model adopts the above-mentioned drum core or/and drum core assembly structure of the toner cartridge, so that the toner cartridge can effectively reduce the production cost, effectively improve the printing quality and greatly improve the production efficiency. The toner cartridge model can be compatible with the printer model applied to the Samsung D101 toner cartridge.

Through the description of the above structure and principle, those skilled in the art should understand that the utility model is not limited to the above-mentioned specific implementation, and the improvement and replacement of the technology known in the art on the basis of the utility model all fall within the scope of the utility model. The scope of protection of the novelty should be defined by the claims.

Claims (9)

1. a kind of bulging core, it is characterised in that：It includes drum barrel, the travelling gear located at drum barrel one end and located at the drum barrel other end Drum and drum core conducting strip.

2. bulging core according to claim 1, it is characterised in that：The travelling gear has surface helical teeth and inner sleeve hole, institute State the inner side that bulging core conducting strip is installed in drum.

3. a kind of toner cartridge rouses core package assembly, it is characterised in that：It appoints in including claim 1-2 on housing and installing housing Bulging core described in one, the housing have the side lid for removably assembling；Conductive bearing pin one end connection drum core conducting strip, it is another End is sheathed on the side lid.

4. toner cartridge according to claim 3 rouses core package assembly, it is characterised in that：The side cap-shaped is into inner sleeve lobe； The axle journal of the conductive bearing pin of inner sleeve lobe inner chamber docking.

5. toner cartridge according to claim 4 rouses core package assembly, it is characterised in that：The bulging core conducting strip is supported with elasticity Hold portion, the conductive bearing pin be contacted with it is described flexibly support portion, to form conductive path.

6. a kind of toner cartridge rouses core package assembly, with the bulging core any one of claim 1-2, it is characterised in that：It is described Drum core is installed in the predeterminable area of housing formation, and gear side lid is matched with housing hole portion connection inner sleeve hole.

7. toner cartridge according to claim 6 rouses core package assembly, it is characterised in that：The gear side lid is removably assembled In shell one end.

8. a kind of toner cartridge, it is characterised in that：It includes the bulging core any one of claim 1-2.

9. a kind of toner cartridge, it is characterised in that：It includes the toner cartridge drum core package assembly any one of claim 3-7.