Summary of the invention
The invention provides a kind of handle box, need to rely on the door closure of electronic imaging apparatus to close the door the technical matters of the effect realizing pressing lever to solve existing handle box.
In order to solve above technical matters, the technical scheme that the present invention takes is:
A kind of handle box, be removably installed in electronic imaging apparatus, revolving force driving head is provided with in described electronic imaging apparatus, described handle box comprises handle box housing, and for the photo-sensitive cell of load image carrier, one end of described photo-sensitive cell being provided with can be meshed with the revolving force driving head in described electronic imaging apparatus passes to the rotating driving force receiver of described photo-sensitive cell by rotary power, one end of described handle box is provided with the pressing lever making described rotating driving force receiver along the movement of photo-sensitive cell axis direction, it is characterized in that, also comprise pressing lever control gear, described pressing lever control gear is arranged on the end of described handle box housing, described pressing lever control gear is connected with one end of described pressing lever and is controlled described pressing lever by magneticaction and moves.
Described pressing lever control gear comprises the first magnet assembly of being arranged at described pressing lever one end and can produce magneto motive second magnet assembly with described first magnet assembly, controls described pressing lever move between the first described magnet assembly and described second magnet assembly by magneticaction.
Described first magnet assembly is magnetic conductor or alnico magnets, and described second magnet assembly is electromagnet assembly.
Described first magnet assembly is electromagnet assembly, and described second magnet assembly is magnetic conductor or alnico magnets.
The magnetic force produced between described first magnet assembly and described second magnet assembly is attractive force.
The magnetic force produced between described first magnet assembly and described second magnet assembly is repulsive force.
Also comprise pressing lever elasticity restoring piece, described pressing lever elasticity restoring piece one end is connected with described pressing lever, and the other end is relative with described handle box housing to be fixedly connected with.
Described electromagnet assembly comprises electromagnet power supply, and described electromagnet power supply is the power supply in described electronic imaging apparatus, and connects described electromagnet power supply when described handle box is installed in described electronic imaging apparatus by electric contact.
Described magnetic conductor is that soft magnetic material is made.
Described electromagnet assembly comprises electromagnet power supply and switch, and described electromagnet power supply is arranged in described handle box.
Described electromagnet power supply is rechargable power supplies.
Described handle box also comprises end cap, and described end cap is arranged on one end of described handle box housing, and described pressing lever control gear is arranged on described end cap.
After have employed technique scheme, owing to adding pressing lever control gear, pressing lever control gear is arranged on the end of handle box housing, and pressing lever control gear is connected with one end of pressing lever and moves to control pressing lever.Do not need to rely on the door closure of electronic imaging apparatus to close the door to realize the effect of pressing lever, the motion control of pressing lever control gear realization to pressing lever of handle box self can be relied on, when handle box is worked, be in reliable and stable state.Solve existing handle box to need to rely on the door closure of electronic imaging apparatus to close the door to realize the technical matters of the effect of pressing lever.
Embodiment
Below in conjunction with embodiment, the present invention is further described.
Embodiment one
Fig. 1 is the three-dimensional view that prior art uses the handle box of centring ring scheme, and 1 is handle box, comprises handle box housing, and handle box housing comprises the developer-accommodating part 11 of receiving photographic developer and holds discarded developer section 12.
Developer-accommodating part 11 is placed with the developer roll for transfer printing developer or magnetic roller (not shown).The discarded developer section 12 of accommodation is provided with the photo-sensitive cell (as shown in Figure 2 photo-sensitive cell 17) for bearing developer image, and the charge member (not shown) for charging to photo-sensitive cell.
One end on photo-sensitive cell 17 axis direction is provided with engages with the revolving force driving head 2 be arranged in electronic imaging apparatus the rotary power Receiver 16 receiving power, and the auxiliary rotary power Receiver 16 that makes is along the flexible centring ring 15 of the axis direction of photo-sensitive cell, the guide pin bushing (not shown) in addition coordinated with centring ring 15
Wherein photo-sensitive cell, developer roll (or magnetic roller) and charge member are all arranged along the left and right directions of handle box, and this left and right directions can be called the longitudinal direction of handle box.Namely rotary power Receiver is arranged on the one end on handle box longitudinal direction.Shown in Fig. 1,13 for being arranged on the end cap on handle box 1 longitudinal direction upper end.14 is pressing lever, be arranged on the end cap 13 of handle box, and arrange in the direction that the axis direction of photo-sensitive cell is vertical, its one end is free end, the other end is connected with centring ring 15, when after pressing lever 14 being pressed as stated in the Background Art, centring ring 15 is impelled to rotate, thus by the interaction of centring ring and guide pin bushing, rotary power Receiver 16 is stretched out along the axis direction of photo-sensitive cell, is also axially provided with the spring (not shown) that rotary power Receiver is bounced back in the end of rotary power Receiver 16.
In the present invention, handle box end cap increases and is provided with pressing lever control gear (if end cap and handle box housing are integrated, also can be called that pressing lever control gear is arranged at the end of handle box housing, the i.e. end of handle box), this pressing lever control gear part is connected with one end of pressing lever, a part is arranged on handle box, relatively regularly in order to control the motion of pressing lever.This pressing lever control gear comprises the first magnet assembly being arranged at pressing lever one end, and the second magnet assembly be provided separately with the first magnet assembly.The solution of the present invention utilizes the interaction between the first magnet assembly and the second magnet assembly, orders about pressing lever activity or recovers virgin state.
Particularly, in the present embodiment, the first magnet assembly arranged at the free end of pressing lever 14 is a permanent magnet 19, and as shown in Figure 2, permanent magnet 19 one end and push rod 14 are fastenedly connected, and the other end is free end.The side relative with permanent magnet free end face is provided with an electromagnet element 18 simultaneously, electromagnet element 18 can make pressing lever 14 move a segment distance together with permanent magnet 19 along the direction of arrow shown in Fig. 2 after being energized, pressing lever 14 drives centring ring 15 to rotate while movement, thus impels rotary power Receiver 16 to stretch out by guide pin bushing (not shown).
When Fig. 3 is the technical scheme using the present embodiment, the original state schematic diagram residing for circuit.14 are expressed as pressing lever, and 19 permanent magnets being expressed as the one end being connected to pressing lever, permanent magnet two ends have N, S magnetic pole.Second magnet assembly is electromagnet assembly, comprises the solenoid 181 of electromagnet main body 18, electromagnet inside, and solenoid has two ends lead-in wire, and one end lead-in wire connects power supply, and other end lead-in wire connects earth terminal.Certainly, power input required during in order to meet work of electromagnet, may need access circuit module in circuit.Electromagnet assembly also comprises switch S 0 and power supply, when switch S 0 is not closed, during power supply access failure, electromagnet does not produce magnetic, can be held by permanent magnet, pressing lever 14 does not stretch out, rotary power Receiver its end spring (not shown, be in retracted state under effect as stated in the Background Art).
When Figure 4 shows that use the present embodiment scheme, power supply conducting, in running order circuit diagram.When power switch S0 connects, during power supply conducting, one end that electromagnet and permanent magnet attract mutually produces the magnetic pole of one end same magnetic attracted mutually with permanent magnet, utilizes the principle of two like magnetic poles repel each other that attracting permanent magnet is originally separated with electromagnet.Namely, the magnetic pole of the one end be connected with pressing lever 14 as permanent magnet 19 is S level, then its other end magnetic pole is N level, so electromagnet is after energising work, and the magnetic pole that its one end near permanent magnet produces needs for N level, under the effect of the principle of two like magnetic poles repel each other, permanent magnet 19 and electromagnet are departed from attract, because pressing lever 14 is connected with permanent magnet 19, promote pressing lever simultaneously and stretch out a segment distance L along the direction of arrow shown in Fig. 4, be the stroke that pressing lever is walked.Drive centring ring 15 to rotate in pressing lever moving process simultaneously, make rotary power Receiver stretch out along photo-sensitive cell 17 axis direction and engage with the revolving force driving head 2 being arranged on electronic imaging apparatus inside by centring ring 15 and the mating reaction of guide pin bushing and transmit power.In the process of handle box work, keep power supply to connect and make pressing lever 14 remain on the state of stretching out.Namely achieve in the process of handle box work, give pressing lever 14 1 confining forces.
Fig. 5 is a kind of embodiment obtaining power supply when realizing the present invention program.17 is photo-sensitive cell, and 19 is developer roll (or magnetic roller).19a is the power access end of developer roll (or magnetic roller), 19b is the conducting element be arranged on handle box, it contacts with the power access end 19a of developer roll (magnetic roller), contact with the high-tension electricity lead-out terminal in electronic imaging apparatus when handle box works, for developer roll (or magnetic roller) provides voltage simultaneously.Photo-sensitive cell 17 end is provided with conductive steel axle 17a, with the conducting element 17b of photo-sensitive cell interior contact, and is arranged on handle box, the ground connection conducting element 17c contacted with conductive steel axle 17a; With the housing contacts of electronic imaging apparatus while of ground connection conducting element 17c, to form earth terminal.
As shown in Figure 5, out have two lead-in wires from magnet spool, be respectively 181a and 181b, wherein 181a is earth terminal, and 181b is access power end.181b contacts with conducting element 19b or contacts with the power access end 19a of developer roll (magnetic roller), and 181a contacts with ground connection conducting element 17c or contacts with conductive steel axle 17a.Certainly, in order to make input voltage be work of electromagnet required voltage, accessing power supply from electronic imaging after, needing in circuit first to connect a circuit module, then accessing electromagnet.
When handle box loads after in electronic imaging apparatus, start electronic imaging apparatus, power supply is connected, and electromagnet just can obtain working power and start working from electronic imaging.Parts 19 in present embodiment also can be the charge member of photo-sensitive cell charging, also can by same mode for electromagnet provides power supply.
Certainly, the other mode that power supply is provided to electromagnet can also be taked.Such as, a portable power source can be accessed in one end of 181b, in order to specially to supply power supply to electromagnet.After being installed by handle box, lay switch, connect portable power source, restart electronic imaging apparatus, handle box is started working.When handle box takes out by needs, power switch is cut off.Further, in order to save cost, rechargable power supplies should can be adopted from the portable power source of outer access.
In the present invention, electromagnet is arranged on the end of handle box, stretch to control rotary power Receiver by controlling pressing lever, rotary power Receiver operationally rotates relative to handle box housing simultaneously, lead-in wire on electromagnet is all arranged on outside the axis projection scope of photo-sensitive cell, relative with handle box fixing, and can not produce between photo-sensitive cell and rotating driving force receiver and interfere because of the rotation of photo-sensitive cell and rotating driving force receiver.
The embodiment of the present embodiment can also be, the location swap of electromagnet and permanent magnet, namely electromagnet is connected with pressing lever, and what permanent magnet was fixing is arranged on handle box, can pressing lever be made to move by the magneticaction between electromagnet and permanent magnet equally.In the present embodiment, the permanent magnet be connected with one end of pressing lever or electromagnet are the first described magnet assembly; Relatively be arranged on electromagnet on handle box housing or handle box end cap regularly or permanent magnet is the second magnet assembly.
Embodiment two
In embodiment one, stretched out by magnet control pressing lever 14, centring ring 15 is rotated, driven rotary power reception head 16 stretches out along the axis direction of photo-sensitive cell and engages with revolving force driving head 2 and transmits power.And in this enforcement, after can being energized by electromagnet, attract pressing lever, be equally by make centring ring rotate after, impel rotary power Receiver to stretch out along the axis direction of photo-sensitive cell.The mechanism be connected with rotary power Receiver does not need to change, and only needs pressing lever 14 to be placed on the position with the position residing for embodiment one pressing lever relative to photo-sensitive cell axisymmetrical, as shown in Figure 6.
In the present embodiment, to be arranged on the permanent magnet 19 of pressing lever end in magnetic conductor alternate embodiment.Described magnetic conductor is that soft magnetic material is made, as pure iron.I.e. 119 elements made for soft magnetic material.During original state, electromagnet 18 does not contact with magnetic conductor 119, after electromagnet 18 switches on power, produce magnetic, attracting magnetic conductor 119 moves along the direction of arrow shown in Fig. 6, and drive pressing lever 114 to move, drive centring ring 15 to rotate by pressing lever 114 simultaneously, rotary power Receiver 16 is stretched out along the axis direction of photo-sensitive cell.
Shown in Fig. 7,113 is the topology view of the end cap used in the present embodiment, and end cap is relative fixing with described handle box housing.End cap is arranged electromagnet element placement part 1131, pressing lever and magnetic conductor placement part 1132.In the present embodiment, in order to make electromagnet after power is turned off, pressing lever can return to virgin state, and need increases an elasticity restoring piece between pressing lever and end cap.Described elasticity restoring piece is flexible member 20, and the position of correspondingly placing pressing lever on end cap is provided with flexible member first fixed leg 1133, is provided with flexible member second fixed leg 1141 on pressing lever 114 simultaneously.During installation, flexible member 20 one end is fixedly connected with flexible member first fixed leg 1133, and the other end is fixedly connected with flexible member second fixed leg.So after electromagnet energising, electromagnet produces magnetic, attracting magnetic conductor 119, and magnetic attracting force between the two needs the elastic force overcoming flexible member 20, and flexible member 20 is in the state of being stretched; After electromagnet power-off, the magnetic of electromagnet disappears, and lose its reliss between magnetic conductor 119, under the effect of the elastic restoring force of flexible member 20, force pressing lever 114 to return original position together with soft magnetic material element 119, rotary power Receiver bounces back under the effect of its end spring simultaneously.
Figure 8 shows that the initial condition circuit schematic diagram of the present embodiment, power supply is between off-state electromagnet 18 and magnetic conductor 119 exists distance L.Fig. 9 is circuit diagram when utilizing the present embodiment mode in working order, and after switch S 0 is connected, electromagnet 18 produces magnetic, and attracting magnetic conductor drives pressing lever 114 to move the distance of L.
In the present embodiment, plant-grid connection mode is consistent with embodiment, is not repeated at this.The embodiment of the present embodiment can also be, the location swap of electromagnet and magnetic conductor, and namely electromagnet is connected with pressing lever, and what magnetic conductor was fixing is arranged on handle box, can pressing lever be made to move by the magneticaction between electromagnet and magnetic conductor equally.In the present embodiment, the magnetic conductor be connected with one end of pressing lever or electromagnet are the first described magnet assembly; Relatively be arranged on electromagnet on handle box housing or handle box end cap regularly or magnetic conductor is the second magnet assembly.
Above-described embodiment is all specifically described in the mode with centring ring, certain the solution of the present invention can also be applied in the embodiment of shift fork, to be connected with one end of shift fork by above-mentioned pressing lever control gear and to move to control shift fork, thus control rotary power Receiver by the activity of shift fork and stretch out along the axis direction of photo-sensitive cell; The connected mode of pressing lever control gear and shift fork and above-mentioned mention consistent, be not repeated at this.