CN205563076U - Handle box and imaging device - Google Patents

Abstract

The utility model relates to a handle box and imaging device, imaging device include the driving head and handle the box, and driving head transmission power to processing box is handled the box and is roused and set up the drive assembly on the sensitization drum including sensitization, and the last jack catch that is provided with of drive assembly, driving head are provided with the recess, and the jack catch is done all can from the fillistered joint hand drive, and the relative recess of jack catch moves between the primary importance and the second place, during the primary importance, and jack catch and recess meshing, during the second place, jack catch and recess separation. The utility model provides a handle box and imaging device, but set up in the recess of driving head through the jack catch reciprocating motion ground with sensitization drum drive assembly, solved the problem that the bulging drive assembly of sensitization comes off easily in transit among the prior art.

Description

A kind of handle box and imaging device

Technical field

This utility model relates to a kind of handle box and imaging device.

Background technology

Generally, imaging device forms image on the print medium according to the picture signal of input.Such as, printer, duplicating The multifunction peripheral (MFP) of machine, facsimile machine and the combination function with the said equipment broadly falls into imaging device.

Specifically, imaging device forms desired image according to following process.First, is charged in photosensitive unit surface To predetermined potential.By on laser beam projects to the surface of photosensitive unit, to form electrostatic latent image.By developer feeding is given quiet Electricity sub-image and obtain visual image.Then, on photosensitive unit, the visual developer image of development directs or through middle turning Print medium is transferred on print media, is then passed through fixing and is fixed on print media.

During said process, the handle box of imaging device by by developer feeding to photosensitive unit at photosensitive unit Surface on formed visual image.Generally, handle box is configurable to include developing agent powder cabin, charhing unit, developing cell and clear The box of the one of clean unit, and developing unit is releasably attached in the main body of imaging device.

Generally, handle box by be assemblied in the drive assembly of photosensitive drum of photosensitive drums one end accept imaging device driving force and Work.U.S. Patent Application Publication description US20080152388A1 discloses a kind of handle box, its photosensitive drums end photosensitive Drum driving assembly uses sphere type gimbal structure, and this driving structure there are following deficiency: ball open universal joint easily from Deviating from gear, particularly in the middle of transportation, this phenomenon is more easy to be occurred.

Utility model content

This utility model provides a kind of drive assembly of photosensitive drum and handle box, to solve photosensitive drums driving group in prior art The problem that part is the most easily deviate from.

Above-mentioned technical purpose of the present utility model is to adopt the following technical scheme that to be achieved:

A kind of imaging device, it includes that driving head and handle box, described driving head transfer power to described handle box, described Handle box includes photosensitive drums and be arranged on the transmission component on photosensitive drums, and described transmission component is provided with claw, described in drive Dynamic head is provided with groove, and described claw accepts driving force from described groove, the most described groove of described claw in primary importance and Move between the second position, during primary importance, described claw and described engagement, during the second position, claw and described groove Separate.

Being additionally provided with projection on described driving head, described projection can accept driving force from described claw.

The number of described groove and described projection is respectively more than 2.

A kind of handle box, described handle box is removably mounted to imaging device, and described imaging device includes driving head, described Being provided with groove on driving head, described handle box includes photosensitive drums and the transmission component being arranged in photosensitive drums, described transmission group Part includes claw, and described claw accepts driving force from described groove, and the most described groove of described claw is in primary importance and second Moving between position, during primary importance, described claw and described engagement, during the second position, claw separates with described groove.

Described transmission component also includes that controlling organization, described controlling organization make described claw at primary importance and second Put and move.

Described transmission component also includes that drive transfer part, described claw are arranged on described drive transfer part.

Described handle box also include protecting cover, described controlling organization include compel pushing device, described urgent pushing device include compel pushing block, First flexible member and sleeve, described sleeve is socketed with described drive transfer part, and described urgent pushing block abuts with described sleeve, Described first flexible member connects on described urgent pushing block and described place protecting cover.

Being provided with the first pin, groove and through hole on described drive transfer part, described claw includes mounting portion and projection Part, described mounting portion is provided with the first hole, and described first pin connects described first hole and through hole, and described claw can be around institute State the first pin to rotate.

Described claw includes supporting part and jut, and described drive transfer part is provided with bayonet socket, described jut It is positioned at described bayonet socket.

The handle box of this utility model offer and imaging device, by by the claw reciprocable of drive assembly of photosensitive drum Be arranged in the groove of driving head, solve the problem that drive assembly of photosensitive drum in prior art comes off the most in transit.

Other features and advantages of the utility model will illustrate in the following description, and, partly from description Become apparent, or understand by implementing this utility model.The purpose of this utility model and other advantages can be passed through Structure specifically noted in description, claims and accompanying drawing realizes and obtains.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is Embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, Other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of the imaging device driving head that this utility model provides.

Fig. 2 is the another structural representation of the imaging device driving head that this utility model provides.

Fig. 3 is the structural representation of the handle box that this utility model embodiment one provides.

Fig. 4 is the structural representation of the drive assembly of photosensitive drum that this utility model embodiment one provides.

Fig. 5 is the decomposing schematic representation of the drive assembly of photosensitive drum that this utility model embodiment one provides.

Fig. 6 A-Fig. 6 B is the drive assembly of photosensitive drum kinestate change schematic diagram that this utility model embodiment one provides.

Fig. 7 is the structural representation of the urgent pushing block that this utility model provides.

Fig. 8 is the drive transfer part structural representation that this utility model embodiment one provides.

Fig. 9 is the photosensitive drum gear structural representation that this utility model provides.

Figure 10 is the structural representation of the claw that this utility model embodiment one provides.

Figure 11 is the structural representation of the sleeve that this utility model embodiment one provides.

Figure 12 is the structural representation of the handle box that this utility model embodiment two provides.

Figure 13 is the structural representation of the drive assembly of photosensitive drum that this utility model embodiment two provides.

Figure 14 is the decomposing schematic representation of the photosensitive driving assembly that this utility model embodiment two provides.

Figure 15 A-Figure 15 B is the state change schematic diagram of the drive assembly of photosensitive drum that this utility model embodiment two provides.

Figure 16 is the structural representation of the drive transfer part that this utility model embodiment two provides.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Based on the enforcement in this utility model Example, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into The scope of this utility model protection.

Fig. 1 is a kind of structural representation of imaging device driving head of the present utility model, as it is shown in figure 1, driving head 100 wraps Include projection 101 and groove 102.Projection 101 and groove 10 are positioned at from driving head top 103 adnexa, and projection 101 is positioned at groove 102 Near, groove 102 starts from top 103 to extend, and projection 101 has with a certain distance from top 103, projection 101 and groove 102 Number is 2.Generally projection 101 is used for driving drive assembly of photosensitive drum to rotate.

Fig. 2 is the another kind of structural representation of imaging device driving head of the present utility model, as in figure 2 it is shown, driving head 100 Including groove 102, groove starts from top 103 to extend, and the number of groove is 2.

This utility model to provide a kind of drive assembly of photosensitive drum and handle box, and drive assembly of photosensitive drum drives with imaging device The engagement of dynamic head, accepts driving force from imaging device driving head, drives photosensitive drum gear to rotate together.

The detailed construction of drive assembly of photosensitive drum is described below.

Embodiment one

As Fig. 3 is to shown in 11, and the handle box 1 that this utility model provides, including waste powder hopper 2 and powder cabin 3, waste powder hopper 2 includes Photosensitive drums 10, photosensitive drums 10 is provided with the drive assembly of photosensitive drum 20 accepting driving force from imaging device, photosensitive drums 10 sets It is equipped with photosensitive drum gear 11.Side identical with drive assembly of photosensitive drum 20 on handle box 1 is provided with protecting cover 4, and protecting cover 4 is for propping up Support and protection gear train (not shown on figure), gear train includes developing roller gear and powder feeding roller gear etc..

The drive assembly of photosensitive drum 20 that this utility model provides includes the driving assembly being arranged on photosensitive drum gear 11, with Drive the urgent pushing device that assembly connects, drive assembly to include drive transfer part 12 and claw 13, drive transfer part.In Between part 123 connect Part I 121 and Part II 122.Part I 121 is connected with photosensitive drum gear 11, and claw 13 is pacified It is contained on Part II 121.

Assembly is driven to include that imaginary axis L1, photosensitive drums 10 include imaginary axis L2, axle L1 and axle L2 almost coaxial.Such as Fig. 6 Shown in, under the effect of urgent pushing device, claw 13 can switch by mutually countershaft L1 between the first position and the second position.Image Ground, the switching between primary importance and the second position be exactly under the effect of urgent pushing device claw in primary importance and the second position Swing.During primary importance: claw 13 is substantially parallel with axle L1；During the second position, claw 13 and axle L1 have angle θ, 0 degree < θ < 180 degree.The operating position of the driving head that primary importance i.e. this utility model provide, the second position is the initial bit of driving head Put.

Correspondingly, primary importance is compared with the second position, and during primary importance, claw top is from the distance of photosensitive drum gear Farthest.During the second position, closest from photosensitive drum gear of claw top.Really, between primary importance and the second position Can not repeat them here with other position.

Specifically, Part II 122 being provided with groove 124 and through hole 125, groove 124 and the first through hole 125 intersect, and second Part also includes the first pin 15, fixes in claw 13 is arranged on groove 124 and by the first pin 15 and the first through hole 125.Push away compeling Under the effect of device, claw 13 can rotate around the first pin 15.The number of claw 13 is more than 2, is provided with between claw 13 Two flexible members 17.Under the effect of the second flexible member 17 and urgent pushing device, claw is between initial position and operating position Switching.

Urgent pushing device includes compeling pushing block 21 and sleeve 23.

Compel pushing block 21 and be arranged on the side of handle box 1, specifically can be installed together with protecting cover 4, compel pushing block 21 and include the One end 210 and the second end 211.After loading imaging device, first end 210 abuts with door or the lid of imaging device, The second end 212 abuts with sleeve 23.Being provided with the first flexible member 22 near first end, the first flexible member 22 connects One end 210 and protecting cover 4.Specifically, being provided with opening 212 near first end 210, elastomeric element connects opening and protecting cover 4 On support.When shutting door or the lid of imaging device, under the thrust of door or lid, compel what pushing block 21 was installed toward handle box Moving in direction, forces sleeve 23 to move, so that claw 13 returns to operating position from initial position toward the direction of claw 13.

Sleeve 23 includes: intermediate cavity portion 230, upper part 231 and lower part 232, and upper part 231 supports with claw 13 Connecing, lower part 232 abuts with urgent pushing block 21.Lower part 232 is increasing or decreasing curved surface, correspondingly compels pushing block 21 and supports with it The second end 211 connect is for successively decreasing or being incremented by face.Being provided with groove 213 on the second end 211, groove 213 is for transmitting with driving force Parts 12 clamping.

The Part I 121 of drive transfer part 12 is linked together with photosensitive drum gear 11 by the second pin 16.Set Cylinder 23 is arranged between the first pin 15 and the second pin 16.During installation, first claw 12 is arranged on drive transfer part 12 The first pin 15 will be plugged, then load onto sleeve 23, finally the drive transfer part 12 loading onto the second pin 16 is installed to photosensitive On drum gear 11.

Photosensitive drum gear 11 includes at least one limit part 110, for limiting the second pin 16 in axial rotation.

Claw 13 includes mounting portion 130 and jut 131, coupling part 130 arranges porose 132, jut 131 are used for and accept the power that imaging device driving head passes over.Jut 131 receives and passes over from imaging device Power sequentially pass through: jut 131, mounting portion 130, Part II 122, coupling part 123, Part I 121, Two pins 16, photosensitive drum gear 11 and photosensitive drums 10.Jut 131 includes stress surface 134 and opposite face 133, wherein stress surface 134 are used for accepting imaging device driving head driving force for plane, and opposite face 133 is used in photosensitive drum driving head and imaging for inclined-plane Guide when device drives head couples.

Alternatively, drive transfer part 12 and the fixed form of photosensitive drum gear 11, it is also possible to be at photosensitive drums 11 tooth The centre of wheel is provided with axis hole 111, and Part I 121 end of drive transfer part 12 passes axis hole 111, at Part I The end of 121 arranges the structure of snap ring 14 etc again, limits driving head 11 by snap ring the 14, second pin 16 and limit part 110 On photosensitive drum gear 11.

As illustrated in figs. 6 a-6b, X-direction is the direction of motion of slide block 21, and Y-direction is the direction of motion of sleeve 23, O direction The direction of motion for claw 13.The axis of imaging device driving head 100 is L3, driving head axis L1, photosensitive drums axis L2 with become As device drives, head axis L3 three essentially coincides.

Claw 13 is when primary importance, and top is less than or equal on imaging device driving head from the distance of Part II 122 Drive pin is from the distance on imaging device driving head top.

Photosensitive drum gear that this utility model also provides for and handle box, before being not mounted to imaging device: on driving head Claw under the effect of the second flexible member, claw is positioned at and driving head axes intersect state；After being installed to imaging device, Under the effect of urgent pushing device, claw moves to the position substantially parallel with driving head axis such that it is able to receive imaging device Driving force.

To take off drive assembly of photosensitive drum that this utility model provides and during handle box from imaging device, open lid or Door, under the effect of the first flexible member, compels pushing block toward uncapping or the direction of door is moved, under the effect of the second flexible member, Sleeve moves toward photosensitive drum gear direction, claw from the state motion substantially parallel with axis to the state with axes intersect.

The drive assembly of photosensitive drum of the present embodiment and handle box, by by the driving head of drive assembly of photosensitive drum swingably It is arranged on the groove of driving head, solves the problem that drive assembly of photosensitive drum in prior art comes off the most in transit.

Embodiment two

The present embodiment repeats no more with embodiment something in common.As shown in Figure 12 to Figure 16, with embodiment one in this enforcement Difference is, the structure driving assembly and urgent pushing device is otherwise varied.

Specifically, assembly is driven to include drive transfer part 12 ' and claw 13 '.

Drive transfer part 12 ' includes Part I 121 ', Part II 122 ' and coupling part 123 '.Coupling part 123 ' connect Part I 121 ' and Part II 122 '.Part II 122 ' includes from coupling part 123 ' along vertical axis L2 The extension 125 ' that extends outward of direction, extension 125 ' includes upper and lower two planes and bayonet socket 126 '.Bayonet socket 126 ' Number is more than 2, the most identical with the number of claw 13 ' upper process.

Claw 13 ' includes that in the middle of supporting part 130 ' and jut 131 ', supporting part 130 ' be axis hole 132 ', jut 131 ' Number be more than 2, jut 131 ' includes the opposite face that stress surface is relative with stress surface, wherein stress surface and supporting part it Between angle be acute angle, opposite face is provided with inclined-plane.

The driving head that the present embodiment provides also includes the 3rd property element 18, and coupling part 123 ' is provided with the second pin 16 He Pin-and-hole.

Urgent pushing device includes compeling pushing block 21 and sleeve 23 ', and sleeve 23 ' is for coordinating lifting claw 13 ' with urgent pushing block 21.Set Cylinder 23 ' can be identical with embodiment one structure, it is also possible to for the slide block being set on driving head, its ground contacted with urgent pushing block 21 Side is increasing or decreasing face.

When the driving head that the present embodiment provides is installed, first the 3rd flexible member 18 is installed to coupling part 123 ' and the Between two parts 122 ', then being entered by claw 130 ' set, jut 131 ' is positioned at bayonet socket 126 ', loads onto sleeve 23 ', plugs Second pin 16, is then installed to photosensitive drum gear 11 by driving head.

As shown in figure 13, claw 13 ' can switch in primary importance and the second position, and during primary importance, claw 13 ' is from sense Light drum gear 11 closest, during primary importance, claw 13 ' is farthest from the distance of photosensitive drum gear 11.Wherein imaging device Driving head 3 includes an axis L3.Driving head axis L1 photosensitive drums axis L2, and imaging device driving head axis L3 essentially coincides.

During the second position, the top of claw 13 ' is less than or equal to imaging device driving head 100 from the distance of extended surface 125 ' Drive pin is to the distance on imaging device driving head 100 top.

The drive assembly of photosensitive drum of the present embodiment offer and handle box, by being arranged on the recessed of driving head by scalable for claw On groove, solve the problem that drive assembly of photosensitive drum in prior art comes off the most in transit.

In sum, this utility model by being arranged in reciprocable on the groove of driving head, embodiment by claw By the swing of claw and embodiment two realize drive assembly of photosensitive drum and imaging sets by stretching up and down of claw in one Dismounting between standby driving and the normal print under duty.

In above-described embodiment, the urgent pushing device that this utility model provides is to be provided by compeling pushing block, sleeve and elasticity unit Part, the position being realized claw by the switch of lid or door is switched.But it is also possible to by other known method Substitute the urgent pushing device in this utility model, such as: by arranging electromagnetic relay (201310418996.3) or stay cord (CN 201310469314.1) mode.

Alternatively, the structure of driving assembly mentioned above is split, receives parts and claw including driving force, but It can also is that one, is correspondingly provided with controllable extensible mechanism between driving assembly and photosensitive drum gear, equally can Realize the relative motion of claw, do not repeat them here.

Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit； Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: Technical scheme described in foregoing embodiments still can be modified by it, or carries out wherein portion of techniques feature With replacing；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this utility model each embodiment technology The spirit and scope of scheme.

Claims (9)

1. an imaging device, it includes that driving head and handle box, described driving head transfer power to described handle box, described place Reason box includes photosensitive drums and is arranged on the transmission component on photosensitive drums, and described transmission component is provided with claw, described driving Head is provided with groove, and described claw accepts driving force from described groove, it is characterised in that the most described groove of described claw is the Move between one position and the second position, during primary importance, described claw and described engagement, during the second position, claw with Described groove separates.

Imaging device the most according to claim 1, it is characterised in that be additionally provided with projection on described driving head, described prominent Rise and can accept driving force from described claw.

Imaging device the most according to claim 2, it is characterised in that the number of described groove and described projection is respectively 2 More than individual.

4. a handle box, described handle box is removably mounted to imaging device, and described imaging device includes driving head, described in drive Being provided with groove on dynamic head, described handle box includes photosensitive drums and the transmission component being arranged in photosensitive drums, described transmission component Including claw, described claw accepts driving force from described groove, it is characterised in that the most described groove of described claw is at first Putting and move between the second position, during primary importance, described claw and described engagement, during the second position, claw is with described Groove separates.

Handle box the most according to claim 4, it is characterised in that described transmission component also includes controlling organization, described control Mechanism processed makes described claw move in primary importance and the second position.

Handle box the most according to claim 5, it is characterised in that described transmission component also includes drive transfer part, Described claw is arranged on described drive transfer part.

Handle box the most according to claim 6, it is characterised in that described handle box also includes protecting cover, described controlling organization Including urgent pushing device, described urgent pushing device includes compeling pushing block, the first flexible member and sleeve, and described sleeve passes with described driving force Passing parts socket, described urgent pushing block abuts with described sleeve, and described first flexible member connects described urgent pushing block and described protecting cover On.

Handle box the most according to claim 7, it is characterised in that be provided with on described drive transfer part the first pin, Groove and through hole, described claw includes mounting portion and jut, and described mounting portion is provided with the first hole, described first pin Connecting described first hole and through hole, described claw can rotate around described first pin.

Handle box the most according to claim 7, it is characterised in that described claw includes supporting part and jut, described in drive Being provided with bayonet socket on power transmission member, described protruding part is in described bayonet socket.