CN201505549U - Paper chipper - Google Patents
Paper chipper Download PDFInfo
- Publication number
- CN201505549U CN201505549U CN2009202373148U CN200920237314U CN201505549U CN 201505549 U CN201505549 U CN 201505549U CN 2009202373148 U CN2009202373148 U CN 2009202373148U CN 200920237314 U CN200920237314 U CN 200920237314U CN 201505549 U CN201505549 U CN 201505549U
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- China
- Prior art keywords
- cam
- gauge tap
- driving lever
- touch switch
- shredder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The present utility model relates to a technical field of shredder, specifically relates to a shredder having a delay control apparatus. The shredder comprises a head and a paper barrel, a motor and a control switch are installed in the head, the head is equipped with a control switch adjusting block that is linked with the control switch, a touching switch which is in series connection with the control switch and controls the motor together with the control switch, and a delay control apparatus for controlling the touching switch. The delay control apparatus which is driven by the control switch adjusting block comprises an axial pin, a cam for controlling the touching switch in a rotation way and a deflector rod, wherein, the cam and the deflector rod are sleeved on the axial pin in sequence, a rotating torsion spring is provided between the cam and the deflector rod, a dampener is connected on the external side of the cam, and the cam and the dampener are fixedly connected together by the axial pin. The deflector rod can be driven by adjusting the control switch, the cam is driven by the deflector rod to rotate, and the cam rotates slowly because of the damping action of the dampener, thereby, a time-delay effect can be realized, production cost can be reduced, and service lives of the motor and the shredder can both be prolonged.
Description
Technical field:
The utility model relates to the shredder technical field, particularly a kind of shredder with overrun control.
Background technology:
Modern Family and office space generally all can use shredder, in order to various paper, laser disc are pulverized.The motor of most of shredders only has a kind of duty, for example just changes, and has occurred the shredder that motor has two kinds of duties at present: motor is just changeing and the motor counter-rotating, and it can more convenient user use.The adjusting of the forward and reverse of motor, gauge tap can be realized apace, but, in this very short time, motor will transform to very difficulty of another duty from a duty, the factor of existing buffering has the factor of inertia again, and therefore, directly the duty of switching motor is easy to damage motor.The producer that has increases delay control circuit at the circuit part of shredder; utilize circuit to control to realize the time-delay control of motor operations state; to reach the purpose of protection motor; but; the production cost of the increase shredder that the improvement meeting of sort circuit is relative is unfavorable for the batch process of this shredder.
The utility model content:
The purpose of this utility model is to provide a kind of shredder with overrun control at the deficiencies in the prior art; when gauge tap that shredder is regulated in conversion is with conversion governor motor rotation direction; this shredder can be realized time-delay control; thereby make motor conversion rotation direction have cushion space, so the protection motor, the service life of prolongation shredder; simultaneously; because what adopt is frame for movement design cheaply, more saves manufacturing cost, helps the mass production of shredder.
For achieving the above object, the utility model adopts following technical scheme:
It comprises shredded paper head, paper bucket, motor, gauge tap are installed in the shredded paper head, the shredded paper head is equipped with the gauge tap regulating block of gauge tap interlock, with gauge tap and connects and the common touch switch of motor, the overrun control of control touch switch work controlled, and this overrun control is driven by the gauge tap regulating block; Described overrun control comprises: cam, the driving lever of pivot pin, rotation control touch switch, cam, driving lever are sheathed on the pivot pin successively, be provided with the rotation torsion spring between cam and the driving lever, this cam outside is connected with damper, and pivot pin is fixed together the cam damper.
Described gauge tap regulating block is convexly set in the outer of shredded paper head and covers.
But the main body of described touch switch convexes with the contact in the indentation main body outward.
The upper end of described cam has recessed groove, and this groove left and right sides forms the protuberance of the contact that can compress touch switch.
The body of rod middle part of described driving lever has the rotating hole post, and in the hole that penetrates this rotating hole post of pivot pin, the body of rod top of driving lever forms shifting block, and the bottom of driving lever has the Access Division that is used to connect the gauge tap regulating block.
The left, center, right of described cam form block respectively on three positions, and the main part of rotation torsion spring is sheathed on outside the rotating hole post of driving lever, and first termination, second termination of rotation torsion spring embeds respectively in two intervals of three blocks formation.
The bottom of described gauge tap regulating block has locating piece, and this locating piece embeds in the Access Division of driving lever.
Described Access Division is the poroid Access Division of bar shaped.
The beneficial effects of the utility model are; regulation control switch can drive the driving lever action; the rotation of driving lever driving cam; cam is subjected to the damper damping action and slowly rotation, thereby realizes delay effect, by adopting the overrun control of frame for movement; the effect of control both can realize delaying time; can reduce production costs protection motor, the service life of prolongation motor and shredder again.
Description of drawings:
Fig. 1 is a structural representation of the present utility model
Fig. 2 is an overrun control of the present utility model and the schematic diagram that cooperates of touch switch
Fig. 3 is the front view of Fig. 2
Fig. 4 is the decomposing schematic representation of Fig. 2
Wherein, corresponding label and title are:
10---the shredded paper head,
20---the paper bucket;
30---the gauge tap regulating block, 31---gauge tap;
40---touch switch, 41---contact;
50---pivot pin;
60---cam, 61---groove, 62---block, 63---torsion spring, 64---first termination, 65---second termination;
70---driving lever, 71---the rotating hole post, 72---shifting block, 73---the Access Division;
80---damper.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described.
See accompanying drawing 1-4, the utility model comprises: shredded paper head 10, paper bucket 20 are equipped with motor, gauge tap 31, the outer gauge tap regulating block 30 that is equipped with gauge tap 31 interlocks that covers of shredded paper head 10 in the shredded paper head 10; In addition, the touch switch 40 of connecting with gauge tap 31, the overrun control of control touch switch 40 work are installed in the shredded paper head 10, the work of gauge tap 31, touch switch 40 common control motors, this overrun control are realized the time-delay control to touch switch 40 switchings by 30 drivings of gauge tap regulating block;
When regulation control switch regulating block 30 moves and gauge tap 31 is adjusted to just change a job when making state, gauge tap regulating block 30 drives overrun control simultaneously and starts touch switch 40, makes motor operations;
When regulation control switch regulating block 30 moves and makes gauge tap 31 be adjusted to counter-rotating during duty, gauge tap regulating block 30 drives overrun control simultaneously and starts touch switch 40, makes motor operations;
In the adjustment process of above-mentioned two duties; this overrun control all can be realized delaying time and drive the effect of touch switch 40; thereby make the adjustment process of motor different operating state realize time-delay control; make motor be able to abundant buffering; the protection motor is not damaged, and prolongs the service life of motor.
Gauge tap 31 adopts commercially available switch, and the bottom of gauge tap regulating block 30 is connected and fixed the operating key of gauge tap 31, and it is not shown that bottom one end of gauge tap regulating block 30 has locating piece, and this locating piece drives overrun control.
What need supplementary notes is; gauge tap 31 can just be provided with three control positions of changeing, stop, reversing in regular turn; between two control positions of forward and reverse, add and stop the control position; all must be when two duties of forward and reverse of motor are regulated through " stopping " state; and because any one control action all can be realized time-delay by overrun control; so can allow the contact of touch switch 40 reset during through " stopping " state; both can protect motor, also can play the effect of protection touch switch 40.
See accompanying drawing 2-4, be the schematic diagram that the utility model overrun control cooperates with touch switch 40, this overrun control comprises three big parts:
1, cam 60: cam 60 middle parts have through hole, pivot pin 50 to pass this through hole spacing with cam 60, cam 60 together rotates with pivot pin 50, and the upper end of cam 60 has recessed groove 61, and these groove 61 left and right sides form the protuberance of the contact 41 that can compress touch switch 40;
2, driving lever 70: the body of rod middle part of driving lever 70 has rotating hole post 71, as shown in Figure 4, this rotating hole post 71 is cylinder and center drilling, pivot pin 50 pass cam 60 after penetrate in the hole of this rotating hole post 71, driving lever 70 does not break away from after can and installing around the rotation of pivot pin 50, the body of rod top bending of driving lever 70 forms shifting block 72, the bottom of driving lever has Access Division 73, this Access Division 73 is used to connect the bottom locating piece of gauge tap regulating block 30, and as shown in FIG., Access Division 73 is a bar hole;
Wherein, be provided with rotation torsion spring 63 between cam 60 and the driving lever 70, one side of cam 63 relative driving levers 70 forms block 62 respectively on three positions, left, center, right, form two intervals between three blocks 62, the main part of rotation torsion spring 63 is sheathed on outside the rotating hole post 71 of driving lever 70, and first termination 64, second termination 65 of rotation torsion spring 63 embeds respectively in two intervals of three blocks, 62 formation; During driving lever 70 rotations, shifting block 72 can compress two terminations of rotation torsion spring 63 respectively or cancel the compressing of two terminations to rotation torsion spring 63, rotation torsion spring 63 distortion and compress the block 62 of cam 60 by the termination, make cam 60 rotation and compress the contact 41 of touch switch 40 or cancel, realize control touch switch 40 to the compressing of the contact 41 of touch switch 40;
3, damper 80; as shown in the figure; cam 60 connects damper 80 by pivot pin 50; this damper 80 is commercially available accessory; after adopting this structure, even the state of a control of fast moving gauge tap regulating block 30 conversion controling switch 31 still needs certain hour can make cam 60 turn to correct position and controls the switching of touch switch 40; thereby realize the effect of time-delay control, the protection motor is not damaged.
In addition, can assist the filling resistance oil between cam 60 and the driving lever 70, resistance oil is commercially available, and it has bigger viscous force, and the relatively rotating of driving lever 70, relatively rotating of cam 60 all are subjected to certain resistance, the auxiliary delay effect that increases.
As shown in Figure 3, be initial position state or " stopping " state, the contact 41 of touch switch 40 is positioned at groove 61 centre positions of cam 60, and contact 41 separates with cam 60, and driving lever 70 vertically is positioned at the below of groove 61.
Be that benchmark is set forth operation principle of the present utility model below with state shown in Figure 3:
When being moved to the left gauge tap regulating block 30, gauge tap 31 by " stopping " status adjustment to " just changeing " state, gauge tap regulating block 30 drives driving lever 70 and clockwise rotates, the shifting block 72 of driving lever 70 compresses the block 62 that rotation torsion spring 63 is positioned at the termination and cam 60 right sides on right side, cam 60 is slowly turned clockwise, utilize the left side protuberance of the groove 61 of cam 60 to compress the contact 41 of touch switch 40, make touch switch 40 closures, motor just changes;
When moving right gauge tap regulating block 30, gauge tap 31 is adjusted to " stopping " state, gauge tap regulating block 30 driving driving levers 70 rotate counterclockwise and reset, cam 60 is under the effect of rotation torsion spring 63, cam 60 slowly is rotated counterclockwise to be resetted, cancel the compressing of the contact 41 of touch switch 40, touch switch 40 is disconnected, motor stops;
When continuing to move right gauge tap regulating block 30, gauge tap 31 by " stopping " status adjustment to " counter-rotating " state, gauge tap regulating block 30 drives driving lever 70 and rotates counterclockwise, the shifting block 72 of driving lever 70 compresses rotation torsion spring 63 and is positioned at the termination in left side and the block 62 in cam 60 left sides, cam 60 is rotated counterclockwise, utilize the right side protuberance of the groove 61 of cam 60 to compress the contact 41 of touch switch 40, make touch switch 40 closures, the motor counter-rotating;
When being moved to the left gauge tap regulating block 30, gauge tap 31 by " counter-rotating " status adjustment to " stopping " state, gauge tap regulating block 30 driving driving levers 70 clockwise rotate and reset, cam 60 is under the effect of rotation torsion spring 63, cam 60 is slowly turned clockwise to be resetted, cancel the compressing of the contact 41 of touch switch 40, touch switch 40 is disconnected, motor stops.
The utility model can be realized time-delay control, and the protection motor prolongs the service life of motor and shredder, and reduces production costs.
Certainly, the embodiment of the above, it is preferred embodiments of the present utility model, be not to limit the utility model practical range, so all equivalences of doing according to the described structure of the utility model claim, feature and principle change or modify, and all should be included in the utility model claim.
Claims (8)
1. shredder, it comprises shredded paper head (10), paper bucket (20), motor, gauge tap (31) are installed in the shredded paper head (10), it is characterized in that: shredded paper head (10) is equipped with the gauge tap regulating block (30) of gauge tap (31) interlock, with gauge tap (31) and connects and the common touch switch (40) of motor, the overrun control of control touch switch (40) work controlled, and this overrun control is driven by gauge tap regulating block (30); Described overrun control comprises: cam (60), the driving lever (70) of pivot pin (50), rotation control touch switch (40), cam (60), driving lever (70) are sheathed on the pivot pin (50) successively, be provided with rotation torsion spring (63) between cam (60) and the driving lever (70), this cam (60) outside is connected with damper (80), and pivot pin (50) is fixed together cam (60), damper (80).
2. shredder according to claim 1 is characterized in that: described gauge tap regulating block (30) is convexly set in outer the covering of shredded paper head (10).
3. shredder according to claim 1 is characterized in that: described touch switch (40) but main body convex with contact (41) in the indentation main body outward.
4. shredder according to claim 3 is characterized in that: the upper end of described cam (60) has recessed groove (61), and this groove (61) left and right sides forms the protuberance of the contact (41) that can compress touch switch (40).
5. shredder according to claim 4, it is characterized in that: the body of rod middle part of described driving lever (70) has rotating hole post (71), pivot pin (50) penetrates in the hole of this rotating hole post (71), the body of rod top of driving lever (70) forms shifting block (72), and the bottom of driving lever has the Access Division (73) that is used to connect gauge tap regulating block (30).
6. shredder according to claim 5, it is characterized in that: the left, center, right of described cam (60) form block (62) respectively on three positions, the main part of rotation torsion spring (63) is sheathed on outside the rotating hole post (71) of driving lever (70), and first termination (64), second termination (65) of rotation torsion spring (63) embed respectively in two intervals of three blocks (62) formation.
7. according to claim 5 or 6 described shredders, it is characterized in that: the bottom of described gauge tap regulating block (30) has locating piece, and this locating piece embeds in the Access Division (73) of driving lever (70).
8. shredder according to claim 5 is characterized in that: described Access Division (73) are the poroid Access Division of bar shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202373148U CN201505549U (en) | 2009-10-16 | 2009-10-16 | Paper chipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202373148U CN201505549U (en) | 2009-10-16 | 2009-10-16 | Paper chipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201505549U true CN201505549U (en) | 2010-06-16 |
Family
ID=42466684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202373148U Expired - Fee Related CN201505549U (en) | 2009-10-16 | 2009-10-16 | Paper chipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201505549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013044747A1 (en) * | 2011-09-26 | 2013-04-04 | 李咏 | Rotation control mechanism for electric tool |
| CN106128807A (en) * | 2016-07-06 | 2016-11-16 | 许继电气股份有限公司 | Microswitch trigger device and use the microswitch module of this device |
-
2009
- 2009-10-16 CN CN2009202373148U patent/CN201505549U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013044747A1 (en) * | 2011-09-26 | 2013-04-04 | 李咏 | Rotation control mechanism for electric tool |
| CN106128807A (en) * | 2016-07-06 | 2016-11-16 | 许继电气股份有限公司 | Microswitch trigger device and use the microswitch module of this device |
| CN106128807B (en) * | 2016-07-06 | 2019-01-22 | 许继电气股份有限公司 | Microswitch trigger device and the microswitch module for using the device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20141016 |
|
| EXPY | Termination of patent right or utility model |