CN202845119U - Paper shredder using permanent magnet synchronous motor - Google Patents
Paper shredder using permanent magnet synchronous motor Download PDFInfo
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- CN202845119U CN202845119U CN 201220446809 CN201220446809U CN202845119U CN 202845119 U CN202845119 U CN 202845119U CN 201220446809 CN201220446809 CN 201220446809 CN 201220446809 U CN201220446809 U CN 201220446809U CN 202845119 U CN202845119 U CN 202845119U
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Abstract
The utility model relates to the technical field of paper shredders, and in particular to a paper shredder using a permanent magnet synchronous motor. The paper shredder using the permanent magnet synchronous motor comprises a paper shredding device, wherein the paper shredding device is connected with a driving motor, the driving motor is a permanent magnet synchronous motor, and a mechanical control device for controlling the rotation direction of the permanent magnet synchronous motor is arranged on the paper shredder. The paper shredder is matched with the permanent magnet synchronous motor mainly through the mechanical control device, and realizes the mechanical type reversing of positive and negative rotation; and the permanent magnet synchronous motor has the advantages of low cost, long working time, small working noise, and excellent using effect.
Description
Technical field
The utility model relates to the shredder technical field, refers in particular to a kind of shredder that uses permagnetic synchronous motor.
Background technology
The shredder of prior art will realize that rotating and reverse of paper shredding blade mainly is by its internal circuit control, the rotating and reverse of switching motor by changing sense of current, and then drive paper shredding blade and rotate and reverse; Although it is simple in structure, need circuit control, first, circuit board is subjected to various ambient influnences, and circuit board breaks down easily, and second, the job stability of circuit control is relatively poor, misoperation may occur, the 3rd, design and the production cost of circuit board are higher, and the motor cost of this kind shredder is higher, and the 4th, damage to motor is very big, and when positive and negative rotation of motor switches, the carbon brush in the motor will produce violent spark, motor easily burns machine, fragile, and the life-span is also shorter.
Some shredder is by the gear drive in the switching motor rotating shaft in the prior art, make the motor access drive the first driving-chain of paper shredding blade forward or the second driving-chain that access drives the paper shredding blade counter-rotating, rely on the quantity that changes gear on-position or access gear and change its transmission direction, thereby realize rotating and reverse of paper shredding blade rod, the shredder of this scheme is when switching the rotating of paper shredding blade, the handoff procedure middle gear is still at High Rotation Speed, destructible gear and transmission mechanism, noise is larger, the cost compare of motor is high, and the working time is short, affects the service life of shredder.
Present stage, at rotating general the adopt asynchronous machine that fixedly turn to of shredder those skilled in the art for cone breaker device, realize the rotating of cone breaker device by the driving-chain that turns to or switch difference to turn to of circuit control motor.The person skilled in art generally can not expect adopting permagnetic synchronous motor to realize, because turning to when permagnetic synchronous motor starts is uncertain, 50% probability forward is arranged, 50% probability counter-rotating, and the rotating of cone breaker device must be controllable, is to realize rotating according to user's requirement.Just because existing to start, permagnetic synchronous motor turns to uncertain motor characteristic, generally there is certain technology prejudice in the shredder those skilled in the art to this motor, they tend to give up this motor, and the motor of selecting fixedly to turn to is realized the conversion that cone breaker device pros turn by the way.And, in before long period of time, because the price of metal is more cheap than magnet on the market, and the manufacturing process of motor is immature, asynchronous machine is than the low price of synchronous motor, and the selection asynchronous machine that the technical staff more is inclined to is used as the output device of power.
Summary of the invention
The purpose of this utility model is to provide a kind of shredder that uses permagnetic synchronous motor for the deficiencies in the prior art, this shredder is cooperating by machine control unit and permagnetic synchronous motor mainly, realize the mechanical switching of shredder rotating, the permagnetic synchronous motor cost is low, longevity of service, operating noise is little, and result of use is desirable.
For achieving the above object, a kind of shredder that uses permagnetic synchronous motor of the present utility model, comprise cone breaker device, described cone breaker device is connected with driving motor, described driving motor is permagnetic synchronous motor, and described shredder is provided with the machine control unit of the described permagnetic synchronous motor direction of rotation of control.
As preferably, described cone breaker device is provided with dynamic transfer system and paper shredding blade rod, described dynamic transfer system one driving end connects permagnetic synchronous motor, another driving end connects the paper shredding blade rod, described machine control unit is the mechanical stall changement that forces the permagnetic synchronous motor reverse rotation for stall dynamic transfer system, stall permagnetic synchronous motor or stall paper shredding blade rod, and described machine control unit is arranged at permagnetic synchronous motor, dynamic transfer system or paper shredding blade rod.
As preferably, described machine control unit comprises forward stall mechanism and reverse stall mechanism, forward stall mechanism is stall permagnetic synchronous motor, dynamic transfer system or paper shredding blade rod when original state or starting state, and forward stall mechanism forced the paper shredding blade rod to keep being rotated in the forward after shredder started; Oppositely stall mechanism stall permagnetic synchronous motor, dynamic transfer system or paper shredding blade when original state or starting state is excellent, and reverse stall mechanism forced paper shredding blade rod maintenance reverse rotation after shredder started.
As preferably, described machine control unit is arranged at the paper shredding blade rod, and described machine control unit comprises rotating button and stall gear, and described rotating button connects a stall section, press, slide or when rotating the rotating button stall section block the stall gear.
As preferably, described stall section is stall bar or stall tooth, described stall tooth is provided with lower stifled tooth and upper stifled tooth, described lower stifled tooth is arranged at the below of described stall gear opposite side, described stifled tooth is arranged at the top of described stall gear opposite side, is connected with transiting rod between described lower stifled tooth and the upper stifled tooth; Described stifled tooth is connected with button cover, and described stifled tooth is plugged in described button cover or one-body molded with described button cover; After the rotating button moves up described lower stifled tooth move and be jammed in described stall gear below, lower stifled tooth is also released in described permagnetic synchronous motor blocking counter-rotating, the reverse rotation of stall gear; After the rotating button down moves described stifled tooth move down be jammed in described stall gear above, upper stifled tooth is also released in described permagnetic synchronous motor blocking counter-rotating, the reverse rotation of stall gear.
As preferably, described machine control unit is arranged at dynamic transfer system, described machine control unit comprises the rotating toggle, the stall bar, slip gear and boss stall gear, the top of described stall bar is plugged in the groove of described rotating toggle, the back side of described boss stall gear is provided with the stall boss, the bottom butt of described stall boss and described stall bar, described slip gear and the engagement of described boss stall gear, the front of described boss stall gear is provided with pinion, the travelling gear engagement of described pinion and described cone breaker device.
As preferably, described permagnetic synchronous motor is connected with motor gear, and the both sides of described motor gear are respectively arranged with slip gear, described slip gear, motor gear all with described boss stall gear engagement, described slip gear and the applying of described stall bar butt.
As preferably, described permagnetic synchronous motor is connected with motor gear, described motor gear is engaged with the buffer gear cold group, described buffer gear cold group comprises external gear and internal gear, described inner gear housing is located at the inner chamber of external gear, the inner chamber of described external gear is provided with boss I, described internal gear is provided with boss II, between described boss I and the boss II respectively butt buffer spring is arranged, the both sides of described internal gear are respectively arranged with slip gear, described slip gear, internal gear all mesh with described boss stall gear, and described slip gear and described stall bar butt are fitted.
As preferably, described machine control unit is arranged at permagnetic synchronous motor, described machine control unit comprises the rotating poke rod, rotating shaft, the forward single direction ratchet, the unidirectional ratchet of forward, counter-rotating single direction ratchet and the unidirectional ratchet of counter-rotating, described rotating shaft is fixed in the back side of described permagnetic synchronous motor, described rotating poke rod is arranged at described rotating shaft rotationally, the unidirectional ratchet of described forward and the unidirectional ratchet of counter-rotating all are connected in described rotating poke rod, described forward single direction ratchet, the counter-rotating single direction ratchet is the unidirectional ratchet of corresponding described forward respectively, the unidirectional ratchet that reverses is fixed in the rotor at the described permagnetic synchronous motor back side.
As preferably; described permagnetic synchronous motor comprises stator, the rotating shaft that is comprised of the U-shaped silicon steel sheet, and described rotating shaft is arranged at described stator, and the both sides of described stator are respectively arranged with coil; described rotating shaft (22) is fixed with p-m rotor, and described p-m rotor skin is coated with protective sleeve.
The beneficial effects of the utility model: a kind of shredder that uses permagnetic synchronous motor, comprise cone breaker device, described cone breaker device is connected with driving motor, and described driving motor is permagnetic synchronous motor, and described shredder is provided with the machine control unit of the described permagnetic synchronous motor direction of rotation of control; This shredder mainly by the cooperating of machine control unit and permagnetic synchronous motor, is realized the mechanical switching of shredder rotating, and the permagnetic synchronous motor cost is low, longevity of service, and operating noise is little, and result of use is desirable.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model embodiment 1.
Fig. 3 is the fundamental diagram that the machine control unit of the utility model embodiment 1 is in the forward state.
Fig. 4 is the fundamental diagram that the machine control unit of the utility model embodiment 1 is in inverted status.
Fig. 5 is another structural representation of the present utility model.
Fig. 6 is the structural representation of permagnetic synchronous motor of the present utility model.
Fig. 7 is the structural representation of the utility model embodiment 2.
Fig. 8 is the structural representation of boss stall gear of the present utility model.
Fig. 9 is the fundamental diagram that the machine control unit of the utility model embodiment 2 is in the forward state.
Figure 10 is the fundamental diagram that the machine control unit of the utility model embodiment 2 is in inverted status.
Figure 11 is the structural representation of the machine control unit of the utility model embodiment 3.
Figure 12 is the main TV structure schematic diagram of the machine control unit of the utility model embodiment 3.
Figure 13 is the right TV structure schematic diagram of the machine control unit of the utility model embodiment 3.
Figure 14 is the structural representation of the utility model embodiment 4.
Figure 15 is the explosive view of the buffer gear cold group of the utility model embodiment 4.
Reference numeral comprises:
1-cone breaker device, 11-shredded paper cutter shaft, 12-dynamic transfer system, 13-paper shredding blade rod
2-permagnetic synchronous motor, 21-stator, 22-rotating shaft, 23-coil
24-p-m rotor, 25-protective sleeve, 3-machine control unit, 31-rotating button
The stifled tooth 313-transiting rod 32-stall gear of 311-lower stifled tooth 312-upward
33-spring, 34-rotating poke rod, 35-rotating shaft, 36-forward single direction ratchet
The unidirectional ratchet 41-rotating toggle of the unidirectional ratchet 38 of 37-forward-counter-rotating single direction ratchet 39-counter-rotating
42-stall bar, 43-slip gear, 44-boss stall gear, 441-stall boss
45-motor gear, 5-pretension reed, 6-casing, 7-buffer gear cold group
71-external gear, 72-internal gear, 73-boss I, 74-boss II
75-buffer spring.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
Extremely shown in Figure 2 such as Fig. 1, a kind of shredder that uses permagnetic synchronous motor of the present utility model, comprise cone breaker device 1, described cone breaker device 1 is connected with driving motor, described driving motor is permagnetic synchronous motor 2, and described shredder is provided with the machine control unit 3 of described permagnetic synchronous motor 2 direction of rotation of control.
Described cone breaker device 1 is provided with dynamic transfer system 12 and paper shredding blade rod 13, described dynamic transfer system 12 1 driving ends connect permagnetic synchronous motor 2, another driving end connects paper shredding blade rod 13, and described machine control unit 3 is the mechanical stall changements that force permagnetic synchronous motor 2 reverse rotations for stall dynamic transfer system 12, stall permagnetic synchronous motor 2 or stall paper shredding blade rod 13.That permagnetic synchronous motor 2 has is simple in structure, cost is low, long service life, noise is low, detent torque is large, when starting electric current without impact, curent change is minimum and can moment start the advantages such as reversing and shutdown during load variations.So, adopt the shredder of permagnetic synchronous motor 2 to have the larger market advantage.Because permagnetic synchronous motor 2 is when starting, the probability that rotor is in forward state and inverted status respectively is 50%, turn to the controlled state that is in when allowing permagnetic synchronous motor 2 start, the utility model cooperates by machine control unit 3 and permagnetic synchronous motor 2, the mechanical switching of realization cone breaker device rotating.
Described machine control unit comprises forward stall mechanism and reverse stall mechanism, forward stall mechanism is stall permagnetic synchronous motor, dynamic transfer system or paper shredding blade rod when original state or starting state, and forward stall mechanism forced paper shredding blade rod (13) to keep being rotated in the forward after shredder started; Reverse stall mechanism is stall permagnetic synchronous motor (2), dynamic transfer system (12) or paper shredding blade rod (13) when original state or starting state, and reverse stall mechanism forced paper shredding blade excellent (13) to keep reverse rotation after shredder started.The form of machine control unit 3 of the present utility model is various, and the position that is in shredder also can be different, and machine control unit can be arranged at permagnetic synchronous motor 2, dynamic transfer system 12 or paper shredding blade rod 13.Described dynamic transfer system 12 can be the dynamic transfer systems such as gear train assembly or belt drive system.
Extremely shown in Figure 5 such as Fig. 3, the preferred machine control unit 3 of present embodiment is arranged at paper shredding blade rod 13, machine control unit 3 comprises rotating button 31 and stall gear 32, described rotating button 31 connects a stall section, press, slide or when rotating rotating button 31 stall section block stall gear 32.Described stall section is stall bar or stall tooth, and present embodiment is preferably the stall tooth.
Described stall tooth is provided with lower stifled tooth 311 and upper stifled tooth 312, described lower stifled tooth is arranged at the below of described stall gear opposite side, described stifled tooth is arranged at the top of described stall gear opposite side, be connected with transiting rod 313 between described lower stifled tooth 311 and the upper stifled tooth 312, described stifled tooth 312 is connected with button cover, and described stifled tooth 312 is plugged in described button cover or one-body molded with described button cover; After rotating button 31 moves up described lower stifled tooth 311 move and be jammed in described stall gear 32 below, lower stifled tooth 311 is also released in described permagnetic synchronous motor 2 blockings counter-rotating, 32 reverse rotations of stall gear; After rotating button 31 moves down described stifled tooth 312 move down be jammed in described stall gear 32 above, described permagnetic synchronous motor 2 blockings counter-rotating, upper stifled tooth 312 is also released in 32 reverse rotations of stall gear.
When rotating button 31 was in the position of Fig. 3, stall gear 32 can only be realized forward, and paper cutting will be by the inside of cone breaker device 1 volume to shredder; Because it respectively is 50% that rotor is in the probability of forward state and inverted status, when even permagnetic synchronous motor 2 starts, rotor is in inverted status, and stall gear 32 is under the stall effect of lower stifled tooth 311, and 2 moments of permagnetic synchronous motor oppositely make stall gear 32 realize forwards.In like manner, when rotating button 31 is in the position of Fig. 4, stall gear 32 can only be realized counter-rotating, paper cutting will oppositely be withdrawed from by cone breaker device 1, even permagnetic synchronous motor 2 is in the forward state when starting, stall gear 32 is under the stall effect of upper stifled tooth 312, and 2 moments of permagnetic synchronous motor oppositely make stall gear 32 realize counter-rotating.
Described machine control unit 3 is provided with spring 33, and described spring 33 is connected to the bottom of described rotating button 31.When rotating button 31 is pressed when being in inverted status, spring 33 is extruded pretension, when unclamping rotating button 31, under the screen resilience of spring 33, rotating button 31 automatically resets and is in the forward state, and the design of spring 33 herein makes things convenient for the user to realize the switching of cone breaker device 1 rotating operation.
Described cone breaker device 1 is connected with casing 6, and described casing 6 is passed on the top of described machine control unit 3, and described casing 6 surfaces are provided with rotating control sign, and described rotating control sign is positioned at the place that wears of described machine control unit 3 and casing 6.The purpose that casing 6 surfaces arrange rotating control sign is to identify for the convenience of the users cone breaker device 1 residing steering state, is convenient to user's operation.
As shown in Figure 6; described permagnetic synchronous motor 2 comprises stator 21, the rotating shaft 22 that is comprised of the U-shaped silicon steel sheet; described rotating shaft 22 is arranged at described stator 21; the both sides of described stator 21 are respectively arranged with coil 23; described rotating shaft 22 is fixed with p-m rotor 24, and described p-m rotor 24 skins are coated with protective sleeve 25.Described permagnetic synchronous motor 2 is single-phase permanent-magnet synchronous motor.Shredder of the present utility model is applicable to the civilian electricity of 220V, and it is more convenient to use.
Extremely shown in Figure 10 such as Fig. 7, the difference of present embodiment and embodiment 1 is that described machine control unit 3 is arranged at dynamic transfer system 12, described machine control unit 3 comprises rotating toggle 41, stall bar 42, slip gear 43 and boss stall gear 44, the top of described stall bar 42 is plugged in the groove of described rotating toggle 41, the back side of described boss stall gear 44 is provided with stall boss 441, the bottom butt of described stall boss 441 and described stall bar 42, described slip gear 43 and described boss stall gear 44 engagements, the front of described boss stall gear 44 is provided with pinion, dynamic transfer system 12 engagements of described pinion and described cone breaker device 1.Described slip gear 43 butts have pretension reed 5, and described pretension reed 5 is fitted slip gear 43 and stall bar 42 butts.
Described permagnetic synchronous motor 2 is connected with motor gear 45, the both sides of described motor gear 45 are respectively arranged with slip gear 43, described slip gear 43, motor gear 45 all mesh with described boss stall gear 44, and described slip gear 43 is fitted with described stall bar 42 butts.
The machine control unit 3 of present embodiment is arranged between permagnetic synchronous motor 2 and the cone breaker device 1, when the user is allocated to the position of Fig. 8 with rotating toggle 41, the stall bar 42 that is positioned at motor gear 45 both sides under the drive of rotating toggle 41 all toward left avertence, the boss stall gear 44 of this moment can only rotate counterclockwise, and boss stall gear 44 rotates counterclockwise drive cone breaker device 1 and is in the forward state.Driving boss stall gear 44 when permagnetic synchronous motor 2 starts rotates counterclockwise, the stall bar 42 on right side is blocked and can not turn round by rotating toggle 41, the stall bar 42 in left side to the right direction of stall bar 42 under the drive of slip gear 43 is turned round, the stall bar 42 on left side and right side has all been dodged the stall boss 441 on the boss stall gear 44 at this moment, and boss stall gear 44 can rotate smoothly.Driving boss stall gear 44 when permagnetic synchronous motor 2 starts clockwise rotates, equally, the stall bar 42 on right side is blocked and can not turn round by rotating toggle 41, but, the stall bar 42 that slip gear 43 can not drive the left side turns round, therefore, the stall boss 441 on the boss stall gear 44 is blocked by the stall bar 42 in left side, and 2 moments of permagnetic synchronous motor turn to and drive boss stall gear 44 and rotate counterclockwise.
In like manner, when the user is allocated to the position of Fig. 9 with rotating toggle 41, all toward right avertence, the boss stall gear 44 of this moment can only clockwise rotate the stall bar 42 that is positioned at motor gear 45 both sides under the drive of rotating toggle 41, and namely cone breaker device 1 is in inverted status.Driving boss stall gear 44 when permagnetic synchronous motor 2 starts clockwise rotates, the stall bar 42 in left side is blocked and can not turn round by rotating toggle 41, the stall bar 42 on right side to the left direction of stall bar 42 under the drive of slip gear 43 is turned round, the stall bar 42 on left side and right side has all been dodged the stall boss 441 on the boss stall gear 44 at this moment, and boss stall gear 44 can rotate smoothly.Driving boss stall gear 44 when permagnetic synchronous motor 2 starts rotates counterclockwise, equally, the stall bar 42 in left side is blocked and can not turn round by rotating toggle 41, but, the stall bar 42 that slip gear 43 can not drive the right side turns round, therefore, the stall boss 441 on the boss stall gear 44 is blocked by the stall bar 42 on right side, and 2 moments of permagnetic synchronous motor turn to and drive boss stall gear 44 and clockwise rotate.
The remainder of present embodiment is identical with embodiment 1, repeats no more here.
Extremely shown in Figure 13 such as Figure 11, the difference of present embodiment and embodiment 1 is that described machine control unit 3 is arranged at permagnetic synchronous motor 2, described machine control unit 3 comprises rotating poke rod 34, rotating shaft 35, forward single direction ratchet 36, the unidirectional ratchet 37 of forward, counter-rotating single direction ratchet 38 and the unidirectional ratchet 39 of counter-rotating, described rotating shaft 35 is fixed in the back side of described permagnetic synchronous motor 2, described rotating poke rod 34 is arranged at described rotating shaft 35 rotationally, the unidirectional ratchet 37 of described forward and the unidirectional ratchet 39 of counter-rotating all are connected in described rotating poke rod 34, described forward single direction ratchet 36, counter-rotating single direction ratchet 38 is the unidirectional ratchet 37 of corresponding described forward respectively, the unidirectional ratchet 39 that reverses is fixed in the rotor at described permagnetic synchronous motor 2 back sides.When the user will be allocated to an end of the unidirectional ratchet 37 of forward by rotating poke rod 34, the unidirectional ratchet 37 of forward blocks forward single direction ratchet 36, at this moment, the rotor of permagnetic synchronous motor 2 can only clockwise rotate, and permagnetic synchronous motor 2 drives cone breaker device 1 by dynamic transfer system 12 and is in the forward state.In like manner, when the user will be allocated to an end of the unidirectional ratchet 39 of counter-rotating by rotating poke rod 34, the unidirectional ratchet 39 that reverses blocks counter-rotating single direction ratchet 38, at this moment, the rotor of permagnetic synchronous motor 2 can only rotate counterclockwise, and permagnetic synchronous motor 2 drives cone breaker device 1 by dynamic transfer system 12 and is in inverted status.
The remainder of present embodiment is identical with embodiment 1, repeats no more here.
Embodiment 4.
Extremely shown in Figure 15 such as Figure 14, the difference of present embodiment and embodiment 2 is that described permagnetic synchronous motor 2 is connected with motor gear 45, described motor gear 45 is engaged with buffer gear cold group 7, described buffer gear cold group 7 comprises external gear 71 and internal gear 72, described internal gear 72 is sheathed on the inner chamber of external gear 71, the inner chamber of described external gear 71 is provided with boss I73, described internal gear 72 is provided with boss II74, between described boss I73 and the boss II74 respectively butt buffer spring 75 is arranged, the both sides of described internal gear 72 are respectively arranged with slip gear 43, described slip gear 43, internal gear 72 all meshes with described boss stall gear 44, and described slip gear 43 is fitted with described stall bar 42 butts.When the stall boss 441 on the boss stall gear 44 is blocked bull stick 42 when blocking, internal gear 72 is stuck, permagnetic synchronous motor 2 continues to drive external gear 71 and rotates, buffer spring 75 is compressed by boss I73 and boss II74 in by the inner chamber of external gear 71, when being compressed to a certain degree, permagnetic synchronous motor 2 is realized counter-rotating automatically.7 pairs of permagnetic synchronous motors 2 of buffer gear cold group play the effect of buffering, prevent that permagnetic synchronous motor 2 is stuck when moment turns to and causes the phenomenon of deadlock.In addition, the shock loading when buffer gear cold group 7 has also reduced stall between gear also plays certain protective effect to gear.
The remainder of present embodiment is identical with embodiment 2, repeats no more here.
Claims (10)
1. shredder that uses permagnetic synchronous motor, comprise cone breaker device (1), it is characterized in that: described cone breaker device (1) is connected with driving motor, described driving motor is permagnetic synchronous motor (2), and described shredder is provided with the machine control unit (3) of control described permagnetic synchronous motor (2) direction of rotation.
2. the shredder of use permagnetic synchronous motor according to claim 1, it is characterized in that: described cone breaker device (1) is provided with dynamic transfer system (12) and paper shredding blade rod (13), described dynamic transfer system (12) one driving ends connect permagnetic synchronous motor (2), another driving end connects paper shredding blade rod (13), described machine control unit (3) is for stall dynamic transfer system (12), stall permagnetic synchronous motor (2) or stall paper shredding blade rod (13) and force the mechanical stall changement of permagnetic synchronous motor (2) reverse rotation, described machine control unit (3) is arranged at permagnetic synchronous motor (2), dynamic transfer system (12) or paper shredding blade rod (13).
3. the shredder of use permagnetic synchronous motor according to claim 2, it is characterized in that: described machine control unit (3) comprises forward stall mechanism and reverse stall mechanism, forward stall mechanism is stall permagnetic synchronous motor (2), dynamic transfer system (12) or paper shredding blade rod (13) when original state or starting state, and forward stall mechanism forced paper shredding blade rod (13) to keep being rotated in the forward after shredder started;
Reverse stall mechanism is stall permagnetic synchronous motor (2), dynamic transfer system (12) or paper shredding blade rod (13) when original state or starting state, and reverse stall mechanism forced paper shredding blade excellent (13) to keep reverse rotation after shredder started.
4. the shredder of use permagnetic synchronous motor according to claim 3, it is characterized in that: described machine control unit (3) is arranged at paper shredding blade rod (13), described machine control unit (3) comprises rotating button (31) and stall gear (32), described rotating button (31) connects a stall section, press, slide or when rotating rotating button (31) stall section block stall gear (32).
5. the shredder of use permagnetic synchronous motor according to claim 4, it is characterized in that: described stall section is stall bar or stall tooth, described stall tooth is provided with lower stifled tooth (311) and upper stifled tooth (312), described lower stifled tooth (311) is arranged at the below of described stall gear (32) opposite side, described stifled tooth (312) is arranged at the top of described stall gear (32) opposite side, is connected with transiting rod (313) between described lower stifled tooth (311) and the upper stifled tooth (312); Described stifled tooth (312) is connected with button cover, and described stifled tooth (312) is plugged in described button cover or one-body molded with described button cover;
Move and be jammed in the below of described stall gear (32) at rotating button (31) the rear described lower stifled tooth (311) that moves up, described permagnetic synchronous motor (2) blocking counter-rotating, stall gear (32) reverse rotation is also released lower stifled tooth (311);
Move down rear described stifled tooth (312) at rotating button (31) and move down the top that is jammed in described stall gear (32), described permagnetic synchronous motor (2) blocking counter-rotating, stall gear (32) reverse rotation is also released upper stifled tooth (312).
6. the shredder of use permagnetic synchronous motor according to claim 2, it is characterized in that: described machine control unit (3) is arranged at dynamic transfer system (12), described machine control unit (3) comprises rotating toggle (41), stall bar (42), slip gear (43) and boss stall gear (44), the top of described stall bar (42) is plugged in the groove of described rotating toggle (41), the back side of described boss stall gear (44) is provided with stall boss (441), the bottom butt of described stall boss (441) and described stall bar (42), described slip gear (43) and described boss stall gear (44) engagement, the front of described boss stall gear (44) is provided with pinion, the travelling gear engagement of described pinion and described cone breaker device (1).
7. the shredder of use permagnetic synchronous motor according to claim 6, it is characterized in that: described permagnetic synchronous motor (2) is connected with motor gear (45), the both sides of described motor gear (45) are respectively arranged with slip gear (43), described slip gear (43), motor gear (45) all mesh with described boss stall gear (44), and described slip gear (43) is fitted with described stall bar (42) butt.
8. the shredder of use permagnetic synchronous motor according to claim 6, it is characterized in that: described permagnetic synchronous motor (2) is connected with motor gear (45), described motor gear (45) is engaged with buffer gear cold group (7), described buffer gear cold group (7) comprises external gear (71) and internal gear (72), described internal gear (72) is sheathed on the inner chamber of external gear (71), the inner chamber of described external gear (71) is provided with boss I (73), described internal gear (72) is provided with boss II (74), between described boss I (73) and the boss II (74) respectively butt buffer spring (75) is arranged, the both sides of described internal gear (72) are respectively arranged with slip gear (43), described slip gear (43), internal gear (72) all meshes with described boss stall gear (44), and described slip gear (43) is fitted with described stall bar (42) butt.
9. the shredder of use permagnetic synchronous motor according to claim 2, it is characterized in that: described machine control unit (3) is arranged at permagnetic synchronous motor (2), described machine control unit (3) comprises rotating poke rod (34), rotating shaft (35), forward single direction ratchet (36), the unidirectional ratchet of forward (37), counter-rotating single direction ratchet (38) and counter-rotating unidirectional ratchet (39), described rotating shaft (35) is fixed in the back side of described permagnetic synchronous motor (2), described rotating poke rod (34) is arranged at described rotating shaft (35) rotationally, the unidirectional ratchet of described forward (37) and the unidirectional ratchet of counter-rotating (39) all are connected in described rotating poke rod (34), described forward single direction ratchet (36), counter-rotating single direction ratchet (38) is the unidirectional ratchet of corresponding described forward (37) respectively, the unidirectional ratchet (39) that reverses is fixed in the rotor at described permagnetic synchronous motor (2) back side.
10. the shredder of the described use permagnetic synchronous motor of any one according to claim 1 ~ 9; it is characterized in that: described permagnetic synchronous motor (2) comprises stator (21), the rotating shaft (22) that is comprised of the U-shaped silicon steel sheet; described rotating shaft (22) is arranged at described stator (21); the both sides of described stator (21) are respectively arranged with coil (23); described rotating shaft (22) is fixed with p-m rotor (24), and described p-m rotor (24) skin is coated with protective sleeve (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220446809 CN202845119U (en) | 2012-07-20 | 2012-09-04 | Paper shredder using permanent magnet synchronous motor |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220354149 | 2012-07-20 | ||
| CN201220354149.6 | 2012-07-20 | ||
| CN 201220446809 CN202845119U (en) | 2012-07-20 | 2012-09-04 | Paper shredder using permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202845119U true CN202845119U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220446809 Withdrawn - After Issue CN202845119U (en) | 2012-07-20 | 2012-09-04 | Paper shredder using permanent magnet synchronous motor |
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| CN (1) | CN202845119U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824947A (en) * | 2012-07-20 | 2012-12-19 | 东莞市邦泽电子有限公司 | Paper shredder provided with permanent magnet synchronous motor |
| CN105170262A (en) * | 2015-03-19 | 2015-12-23 | 上海震旦办公设备有限公司 | Paper jam clearing device and method for paper shredder |
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2012
- 2012-09-04 CN CN 201220446809 patent/CN202845119U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824947A (en) * | 2012-07-20 | 2012-12-19 | 东莞市邦泽电子有限公司 | Paper shredder provided with permanent magnet synchronous motor |
| CN102824947B (en) * | 2012-07-20 | 2014-10-15 | 东莞市邦泽电子有限公司 | Paper shredder provided with permanent magnet synchronous motor |
| CN105170262A (en) * | 2015-03-19 | 2015-12-23 | 上海震旦办公设备有限公司 | Paper jam clearing device and method for paper shredder |
| CN105170262B (en) * | 2015-03-19 | 2018-03-20 | 上海震旦办公设备有限公司 | Shredder plug paper remove device and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130403 Effective date of abandoning: 20141015 |
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| RGAV | Abandon patent right to avoid regrant |