CN209446978U

CN209446978U - Handle box

Info

Publication number: CN209446978U
Application number: CN201920433547.9U
Authority: CN
Inventors: 闻艺俊
Original assignee: Tuo Jia Science And Technology Ltd Of Zhuhai City
Current assignee: Tuo Jia Science And Technology Ltd Of Zhuhai City
Priority date: 2019-03-31
Filing date: 2019-03-31
Publication date: 2019-09-27
Anticipated expiration: 2029-03-31
Also published as: CN210534540U

Abstract

The utility model relates to a kind of handle boxes, including first unit, second unit and the compressed spring between first unit and second unit, second unit is rotatable relative to first unit, compressed spring is for providing the urgent thrust for forcing second unit to contact with first unit, handle box further includes being movably installed at movable part therein, and can move between initial position and terminal location；When movable part is located at initial position, first unit is contacted with second unit, and when being located at terminal location, first unit is separated with second unit；, can be mobile from initial position to terminal location when movable part receives active force, while first unit being forced to separate with second unit；When active force revocation, as second unit returns to the position contacted with first unit, movable part returns to initial position from terminal location, even if handle box falls or collides, since there are certain activities for movable part, thus it can substantially reduce the chance that movable part is broken off.

Description

Handle box

Technical field

The utility model relates to electrophotographic image forming fields, more particularly to are detachably mounted to electrophotographic image forming Handle box.

Background technique

Existing, handle box includes the powder cabin be combineding with each other and waste powder hopper, and carbon dust needed for powder cabin is used to accommodate development is used It is rotatably mounted in powder cabin in the development part of carrying carbon dust, waste powder hopper is used to accommodate the useless powder that development generates, and is used for shape It is rotatably mounted in waste powder hopper at the sensitive piece of electrostatic latent image, when handle box works, development part is contacted with sensitive piece, is shown The latent electrostatic image developing that the carbon dust of shadow part carrying forms sensitive piece surface.

When handle box is not required to work, to prevent development part and sensitive piece Long Term Contact from development part surface being caused to deform Or sensitive piece surface is contaminated, handle box further includes the forced section being fixed in powder cabin, correspondingly, electrophotographic image forming Such as the force section for applying active force to forced section is provided in printer.When force section is contacted with forced section and to stress When portion applies active force, powder cabin is rotated relative to waste powder hopper, the two separation, meanwhile, development part is also separated with sensitive piece, works as processing When box needs work, force section no longer applies active force to forced section, and powder cabin and waste powder hopper return to the position of contact, at this point, aobvious Shadow part is contacted again with sensitive piece.

Above-mentioned force section, which applies the mode that active force forces powder cabin to separate with waste powder hopper to forced section, can reach sensitive piece not The contaminated purpose of meeting, however, since forced section is fixedly installed in powder cabin, to guarantee that forced section can be tied with force section It closing, the forced section is set more prominent, when handle box falls, or during transportation, once it collides, it is described Forced section may be broken off, and cause sensitive piece contaminated to cause development part that cannot separate with sensitive piece.

Utility model content

The utility model provides a kind of handle box, wherein be movably provided with for the movable part in conjunction with force section, The movable part is mounted in a manner of mobilizable, even if handle box falls or collides, since movable part exists centainly Activity, thus can substantially reduce the chance that movable part is broken off.

To achieve the above object, the utility model uses following technical scheme:

Handle box, including first unit, second unit and the compressed spring between first unit and second unit, Second unit is rotatable relative to first unit, and the compressed spring is used to provide to force the second unit to contact with first unit Compel thrust, handle box further includes being movably installed at movable part therein, and the movable part can be in initial position and terminal position It is moved between setting；When movable part is located at initial position, first unit is contacted with second unit；When movable part is located at terminal location, First unit is separated with second unit；, can be mobile from initial position to terminal location when movable part receives active force, simultaneously First unit is forced to separate with second unit；When active force revocation, as second unit returns to the position contacted with first unit It sets, movable part returns to initial position from terminal location.

The revolving part that second unit includes second unit shell, is rotatably installed in second unit shell, works as activity When part receives active force, by compeling to push away revolving part second unit is rotated relative to first unit.

Revolving part includes rotary shaft, the coating for being coated on rotary shaft circumferential surface and is arranged in one longitudinal direction of rotary shaft The power reception portion of end, movable part is in conjunction with the rotary shaft between coating and power reception portion.

First unit includes first unit shell and the sensitive piece that is rotatably installed in first unit shell, movable part It is movably installed on sensitive piece.

Second unit includes second unit shell, the development part being rotatably installed in second unit shell, movable part When positioned at initial position, develop part and sensitive piece contact, when movable part is located at terminal location, develop part and sensitive piece separation are living Circle center line connecting both when the direction of motion of moving part is contacted with development part and sensitive piece is parallel.

Movable part includes main part, the forced section extended from main part and the urgent pushed section being arranged on main part, activity Part is movably installed on sensitive piece by main part, forced section for receive active force force movable part from initial position to Terminal location is mobile, compels pushed section for forcing first unit and second unit to separate when forced section is by active force.

It is formed in main part for the combined hole in conjunction with the component in handle box.

Sensitive piece includes photosensitive cylinder, positioned at the base portion of photosensitive one longitudinal end of cylinder, and movable part is movably installed On base portion.

Combined hole is the elliptical aperture with opposite the first long shaft end and the second long shaft end, and the length of long axis is greater than The diameter of photosensitive cylinder, the length of short axle is greater than the diameter of base portion, but is less than the diameter of photosensitive cylinder.

When movable part is located at initial position, first long shaft end of the base portion of sensitive piece closer to movable part, movable part position When terminal location, the second long shaft end of the base portion of sensitive piece closer to movable part.

The movable part is mounted in a manner of mobilizable, even if handle box falls or collides, due to movable part There are certain activities, thus can substantially reduce the chance that movable part is broken off.

Detailed description of the invention

Fig. 1 be the utility model relates to handle box perspective view.

Fig. 2 be the utility model relates to handle box exploded sketch.

Fig. 3 be the utility model relates to movable part perspective view.

Fig. 4 be the utility model relates to movable part with development part in conjunction with status diagram.

Fig. 5 A and Fig. 5 B be the utility model relates to movable part when being not associated with force section, along handle box longitudinal direction see Side view when examining.

Fig. 6 A and Fig. 6 B be the utility model relates to movable part when in conjunction with force section, along the longitudinal 2 observation of handle box When side view.

Fig. 7 be the utility model relates to movable part, sensitive piece, development part between relative motion simplification state signal Figure.

Specific embodiment

The utility model embodiment is described in detail with reference to the accompanying drawing.The length direction of definition process box 1 is longitudinal first X, width direction are transverse direction Y, and installation direction is vertical Z.

[handle box]

Fig. 1 be the utility model relates to handle box perspective view；Fig. 2 be the utility model relates to handle box component Decomposition diagram.

Handle box 1 includes first unit 2, second unit 3 and the compression between first unit 2 and second unit 3 Spring 7, second unit 3 is rotatable relative to first unit, and compressed spring 7 forces second unit 3 and first unit 2 for providing The urgent thrust of contact.Further, handle box 1 further includes the first end cover 4 and second end cover for being located at two longitudinal ends 5, first unit 2 and second unit 3 are combined by first end cover 4 and second end cover 5.

Second unit 3 includes second unit shell 30, is rotatably installed in second unit shell 30 combined with Figure 1 and Figure 2, In development part 32, first moving of being fixedly mounted on the bracket 31 of second unit shell 30 and rotatably supported by bracket 31 Power receiving element 33, the first power reception part 33 pass through second end cover 5 and are used to receive driving force, second unit shell from outside 30 for accommodating carbon dust, thus, second unit 3 is also considered as powder cabin, and second unit shell 30 is also considered as powder cabin Shell；Development part 32 is pivotably supported by bracket 31, including rotary shaft 321, is coated on the covering of 321 circumferential surface of rotary shaft Layer 322 and the power reception portion 323 of 321 1 longitudinal ends of rotary shaft is set, the power reception portion 323 receives the The driving force of one power reception part 33 and drive development part 32 rotate, coating 322 along rotary shaft 321 longitudinal direction extend, And in a longitudinal direction, all coating cap rock 322 does not cover rotary shaft 321.

First unit 2 includes first unit shell 20 and the sensitive piece being rotatably installed in first unit shell 20 21, first unit shell 20 is used to accommodate the useless powder generated in developing process, thus, first unit 2 is also referred to as waste powder hopper, First unit shell 20 is also referred to as waste powder hopper shell；Sensitive piece 21 includes photosensitive cylinder 211, is located at photosensitive cylinder 211 1 The base portion 213 of a longitudinal end and the second power reception part 212 being mounted on base portion 213, the second power reception part 212, which also pass through second end cover 5, is used to receive driving force from outside, and then photosensitive cylinder 211 is driven to rotate；Photosensitive cylinder 211 Diameter is f1, and the diameter of base portion 213 is f2, meets f1 > f2.

The first power reception part 33 and the second power reception part 212 both pass through second end cover 5, herein by handle box 1 In be provided with one end of the first power reception part 33 and the second power reception part 212 and be known as driving end, longitudinally opposed is another End is anti-drive end, thus, first end cover 4 is also referred to as anti-drive end cover, and second end cover 5 is also referred to as Driving terminal； It is +X direction from the direction that anti-drive end cover 4 is directed toward Driving terminal 5, is the side+Y from the direction that second unit 3 is directed toward first unit 2 To the installation direction of handle box 1 is +Z direction；The second unit 3 and first unit 2 respectively with Driving terminal 5 and non-driven End cap 4 combines, and then realizes the assembling of handle box 1, wherein first unit 2, anti-drive end cover 4 and Driving terminal 5 are with fixed peace The mode of dress combines, and three cannot relatively move, and second unit 2 is removable relative to aforementioned three, and specific move mode is Second unit 2 rotates in coaxial fashion with the first power reception part 33.

Further, handle box 1 further includes the movable part 6 being disposed therein, and the movable part 6 can be in initial position and end It is moved between end position, when movable part 6 is located at initial position, first unit 2 is contacted with second unit 3, and movable part is located at terminal When position, first unit 2 is separated with second unit 3；It, can be from initial position to terminal when the movable part 6 receives active force Position is mobile, while first unit 2 being forced to separate with second unit 3, when active force revocation, return to second unit 3 and The position of first unit contact, movable part 6 return to initial position from terminal location.

[movable part]

Fig. 3 be the utility model relates to movable part perspective view.

Movable part 6 includes main part 61, the forced section 62 extended from main part 61 and is arranged in urgent on main part 61 Pushed section 63, movable part 6 are movably disposed in handle box 1 by main part 61, and forced section 62 is forced for receiving active force Movable part 6 is mobile from initial position to terminal location, compels pushed section 63 for forcing the first list when forced section 62 is by active force Member 2 and second unit 3 separate, and force movable part 6 to return to from terminal location after the active force revocation for acting on forced section 62 Initial position.

As shown, being formed in main part 61 for the combined hole 611 in conjunction with the component in handle box 1, it is preferred that Combined hole 611 is the elliptical aperture with the first opposite long shaft end 612 and the second long shaft end 613, and the length of long axis is H2, the length of short axle are h1；Forced section 62 is prominent from main part 61, and is formed with the power receiving plane 621 for receiving active force； Compeling pushed section 63 is the groove being recessed from the edge of main part 61 towards the direction of combined hole 611.

As described above, first unit 2 and second unit 3 will be forced to separate when forced section 62 is by active force, this is practical In new embodiment, it is illustrated so that movable part 6 is combined with development part 32 as an example.

Handle box 1 further includes the developing gear 324 being mounted in the power reception portion 323, for receiving driving force, when When movable part 6 is acted on by active force, the movable part 6 and the rotary shaft between developing gear 324 and coating 322 321 combine, and push away the rotary shaft 321 by compeling, and then entire second unit 3 is driven to rotate, first unit 2 and second unit 3 divide From the final separation for realizing development part 32 and sensitive piece 21.

Certainly, the movable part 6 can also in conjunction with the other component in second unit 3, such as to development part 32 The carbon dust delivery member (not shown) of supply toner, in general, the structure of the similar development part 32 of the carbon dust delivery member, and one Rotary shaft outer surface coats one layer of coating, and is equipped in a longitudinal end of carbon dust delivery member for receiving driving force Carbon dust supply gear, unlike, the material that carbon dust delivery member is coated is different from the material that development part 32 is coated, but the two What is coated is elastic material, and development part 32 and carbon dust delivery member are referred to as revolving part herein, and the revolving part includes rotation Shaft and the coating for being coated on rotary shaft circumferential outer surface, movable part 6 is in conjunction with the rotary shaft, and movable part 6 and rotation The position that axis combines is located between driving gear (general designation of developing gear 324 and carbon dust supply gear) and coating.

Further, when compeling thrust to prevent 6 left-hand tools axis of movable part from applying, rotary shaft is slipped from urgent pushed section 63, such as Shown in Fig. 3, movable part 6 further includes the ear 64 being disposed adjacent with urgent pushed section 63, specifically, ear 64 can be considered as from main body The protrusion that portion 61 extends in the position adjacent with urgent pushed section 63, it is preferred that along the short-axis direction of combined hole 61,64 He of ear Forced section 62 is located at the two sides of urgent pushed section 62, it is furthermore preferred that forced section 62 is located at the top for compeling pushed section 63, ear 64 is located at Compel the lower section of pushed section 63, when urgent pushed section 63 is in conjunction with rotary shaft, ear 64 can be supported rotary shaft from the lower part of rotary shaft.

[motion process of movable part]

Fig. 5 A and Fig. 5 B be the utility model relates to movable part when being not associated with force section, along handle box longitudinal direction see Side view when examining；Fig. 6 A and Fig. 6 B be the utility model relates to movable part when in conjunction with force section, along the vertical of handle box To side view when observation.

As fig. 5 a and fig. 5b, movable part 6 is located at initial position, and first unit 2 and second unit 3 combine at this time, shows Shadow part 32 is contacted with sensitive piece 21, and movable part 6 is not affected by active force effect, and keeps being in accessible with rotary shaft or not contact State, even if movable part 6 is contacted with rotary shaft, movable part 6 will not apply to rotary shaft and compel thrust, power receiving plane 621 and position Force section 9 outside handle box 1 is opposite.

As shown in Figure 6 A and 6 B, when force section 9 is moved along the direction of the direction M towards forced section 621 and starts to connect to power When receipts face 621 applies active force, the whole direction towards second unit 3 of movable part 6 is mobile, with the movement of movable part 6, compels to push away Portion 63 starts to apply active force to rotary shaft, and active force is transferred to bracket 31 by rotary shaft, then is transferred to the by bracket 31 Two unit housings 30, force second unit 3 relative to first unit 2, first end cover 4 and second end cover 5 along Fig. 5 A shown in r side To rotation, second unit 3 is separated with first unit 2, and the final part 32 that develops is separated with sensitive piece 21, forms gap g therebetween, 6 incoming terminal position of movable part；In the case where force section 9 continues to apply active force towards forced section 62, development part 32 and sense The holding of light part 21 is separated from each other state, meanwhile, the compressed spring 7 between first unit 2 and second unit 3 is compressed.

After the active force for being applied to forced section 62 cancels, under the elastic reset power effect of compressed spring 7, second unit 3 rotate relative to first unit 2, first end cover 4 and second end cover 5 along the direction contrary with shown in r again, second unit 3 return to the state contacted shown in Fig. 5 A and Fig. 5 B with first unit 2, at this point, development part 32 is contacted again with sensitive piece 21；With The urgent pushed section 63 of the rotation of second unit 3, movable part 6 is compeled to push away by rotary shaft, and drives movable part 6 from terminal location towards initial Position is mobile；When the part 32 that develops returns to the position contacted with sensitive piece 21, movable part 6 returns to initial position from terminal location.

The foregoing describe motion process of the movable part 6 after being revoked by active force and active force, relative to background Forced section described in technology is fixedly installed to the mode in powder cabin, the utility model relates to movable part 6 with mobilizable Mode is mounted, thus, even if handle box 1 is collided or falls, the movable part 6 will not be easily broken off.According to The technical solution of the utility model thinking, the installation site of the movable part 6 is simultaneously not limited, as long as movable part 6 can receive It is applied to second unit 3 to the active force from force section 9, and by the active force received, forces second unit 3 can be relative to First unit 2 is rotated and is separated, and separates development part 32 with sensitive piece 21, such as movable part 6 can be with movable side Formula is installed in the shell 30, aobvious of the shell 20 of first unit 2, sensitive piece 21, first end cover 4, second end cover 5, second unit In shadow part 32 at least on any one.

Preferably, the advantages of movable part 6 is movably installed on sensitive piece 21, such mounting means is not need pair The structure of handle box 1 is changed, and directly utilizes the structure of existing sensitive piece 21, movable part 6 is movably installed at base portion 213 On, for the manufacturer of handle box 1, such mode can be greatly reduced manufacturing cost, logistic storage cost and be assembled into This, and guarantee the utility model relates to good when producing of handle box 1 and conventional treatment box be connected；Certainly, movable part 6 is gone back It can be installed in handle box 1 on other components or shell, be used for for example, being arranged one in first unit shell 20 The mounting portion combined with combined hole 611, or the mounting portion is set in first end cover 4, second end cover 5, according to such Mode then needs the structure to existing handle box 1 to be modified, not only bad for the Production Cohesion of handle box 1, also will increase State various costs.

Fig. 7 be the utility model relates to movable part, sensitive piece, development part between relative motion simplification state signal Figure.Preferably, movable part 6 is movably installed on the base portion 213 of sensitive piece 21, and the direction of motion of movable part 6 and aobvious Circle center line connecting EF both when shadow part 32 is contacted with sensitive piece 21 is parallel, thus, it is not necessarily on the circumferencial direction of sensitive piece 21 The rotation of movable part 6 provides bigger space, and the structure of handle box 1 is simplified.

Further, in conjunction with Fig. 5 A and Fig. 7, during movable part 6 compels to push away the rotation of second unit 3, movable part 6 and rotation The contact point of shaft moves to Q point by P point, in the case where the direction of motion of movable part is parallel with the line EF, movable part 6 The power towards the +Z direction of handle box 1 will not be applied to rotary shaft, thus, develop close between part 32 and second unit shell 30 Envelope state is maintained；Likewise, since movable part 6 will not be rotated relative to sensitive piece 21, thus, movable part 6 will not be right The sealing state of first unit shell 20 impacts.

Continue as shown in fig. 7, movable part 6 is movably installed on the base portion 213 of sensitive piece 21, therefore, movable part 6 The size of oval combined hole 611 and the size of sensitive piece 21 meet following relationship:

The length h2 of 611 long axis of combined hole is greater than the diameter f1 of photosensitive cylinder 211；

The length h1 of 611 short axle of combined hole is greater than the diameter f2 of base portion 213, but is less than the diameter f1 of photosensitive cylinder 211；

By the way that the size of combined hole 611 is limited to above range, it can effectively ensure the quilt in a manner of mobilizable of movable part 6 It is mounted on base portion 213, and the work of photosensitive cylinder 211 will not be impacted.

Specific to this hair embodiment, when movable part 6 is located at initial position, development part 32 is contacted with sensitive piece 21, photosensitive First long shaft end 612 of the base portion 213 of part 21 closer to movable part combined hole 611；As shown in phantom in Figure 7, when movable part 6 When positioned at terminal location, development part 32 is separated with sensitive piece 21, the base portion 213 of sensitive piece 21 closer to movable part combined hole the Two long shaft ends 613.

As shown in fig. 7, when movable part 6 is located at initial position, compel pushed section 63 and rotary shaft 321 in P point in conjunction with, movable part 6 When positioned at terminal location, compel pushed section 63 and rotary shaft 321 in Q point in conjunction with.The especially state that is located at initial position of movable part 6, When movable part 6 is exerted a force by force section 9 and compeled to push away rotary shaft 321, the rotary shaft 321 may be from the bottom of urgent pushed section 63 (along +Z direction, positioned at the position of urgent 63 upstream of pushed section) slips, and causes first unit 2 (sensitive piece 21) and (development of second unit 3 Part 32) separation failure, and when movable part 6 is provided with ear 64, the ear 64 can be from the bottom of rotary shaft 321 to rotary shaft 321 are supported, thus the phenomenon that effectivelying prevent rotary shaft 321 to slip from urgent pushed section 63 generation.

Further as shown in fig. 7, the direction of motion due to movable part 6 is parallel with line EF, thus, when movable part 6 reaches When terminal location, the binding site Q of movable part 6 and rotary shaft 321 is than above-mentioned P point further from ear 64.

As described above, movable part 6 is mounted in a manner of mobilizable, even if handle box 1 falls or collides, due to There are certain activities for movable part 6, thus can substantially reduce the chance that movable part 6 is broken off.

Claims

1. handle box, including first unit, second unit and the compressed spring between first unit and second unit, Unit two are rotatable relative to first unit, and the compressed spring is used to provide force second unit to contact with first unit urgent Thrust, which is characterized in that

Handle box further includes being movably installed at movable part therein, the movable part can initial position and terminal location it Between move；When movable part is located at initial position, first unit is contacted with second unit；When movable part is located at terminal location, first Unit is separated with second unit；

, can be mobile from initial position to terminal location when movable part receives active force, while forcing first unit and second Unit separation；When active force revocation, as second unit returns to the position contacted with first unit, movable part is from terminal location Return to initial position.

2. handle box according to claim 1, which is characterized in that second unit includes second unit shell, rotatably The revolving part being mounted in second unit shell, when movable part receives active force, by compel to push away revolving part make it is second single Member is rotated relative to first unit.

3. handle box according to claim 2, which is characterized in that revolving part includes rotary shaft, is coated on rotary shaft circumference The coating on surface and the power reception portion that one longitudinal end of rotary shaft is set, movable part and coating and power reception Rotary shaft between portion combines.

4. handle box according to claim 1, which is characterized in that first unit includes first unit shell and rotatably The sensitive piece being mounted in first unit shell, movable part are movably installed on sensitive piece.

5. handle box according to claim 4, which is characterized in that second unit includes second unit shell, rotatably The development part being mounted in second unit shell, when movable part is located at initial position, develop part and sensitive piece contact, movable part position When terminal location, develop part and sensitive piece separation, both when the direction of motion and development part and sensitive piece of movable part contact Circle center line connecting is parallel.

6. handle box according to claim 5, which is characterized in that movable part include main part, from main part extend by Power portion and the urgent pushed section being arranged on main part, movable part are movably installed on sensitive piece by main part, forced section It forces movable part mobile from initial position to terminal location for receiving active force, compels pushed section and be used in forced section by active force When force first unit and second unit to separate.

7. handle box according to claim 6, which is characterized in that be formed in main part for the component in handle box In conjunction with combined hole.

8. handle box according to claim 7, which is characterized in that sensitive piece includes photosensitive cylinder, is located at photosensitive cylinder one The base portion of a longitudinal end, movable part are movably installed on base portion.

9. handle box according to claim 8, which is characterized in that combined hole is with opposite the first long shaft end and the The elliptical aperture of two long shaft ends, the length of long axis are greater than the diameter of photosensitive cylinder, and the length of short axle is greater than the diameter of base portion, but Less than the diameter of photosensitive cylinder.

10. handle box according to claim 9, which is characterized in that when movable part is located at initial position, the base portion of sensitive piece Closer to the first long shaft end of movable part, when movable part is located at terminal location, the base portion of sensitive piece is closer to the of movable part Two long shaft ends.