CN202222117U - Control device for normally open clutch of power system - Google Patents
Control device for normally open clutch of power system Download PDFInfo
- Publication number
- CN202222117U CN202222117U CN2011203506746U CN201120350674U CN202222117U CN 202222117 U CN202222117 U CN 202222117U CN 2011203506746 U CN2011203506746 U CN 2011203506746U CN 201120350674 U CN201120350674 U CN 201120350674U CN 202222117 U CN202222117 U CN 202222117U
- Authority
- CN
- China
- Prior art keywords
- clutch
- arm
- stage clip
- control device
- clutch arm
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a control device for a normally open clutch of a power system, which comprises a clutch cable, a clutch arm and a clutch shift fork shaft. One end of the clutch arm is disposed on the clutch shift fork shaft and capable of linking with the clutch shift fork shaft to rotate, the other end of the clutch arm is a free end, the clutch cable passes through a bearing block to be connected to the free end of the clutch arm, a compression spring is arranged between the bearing block and the clutch arm, one end of the compression spring is tightly abutted to the bearing block, and the other end of the compression spring is tightly abutted to the clutch arm. When the clutch cable is pulled, the clutch arm is in linkage of the clutch shift fork shaft to rotate and to compress the compression spring. The control device is simpler in structure, more flexible in control, more laborsaving in operation, and more convenient in mounting and maintenance.
Description
Technical field
The utility model relates to the clutch control open-and-close mechanism of mini-size tillage machine dynamical system, is specially a kind of control device of normally disengaged clutch.
Background technology
The hand-held mini-size tillage machine adopts the normally closed type clutch usually at present, and through the break-make of solenoidoperated cluthes mini-size tillage machine is started or stoped.But, if the normally closed type clutch runs into accident collision when work, make the operator lose control to mini-size tillage machine, mini-size tillage machine can't stop automatically, will keep operating condition, so just have potential safety hazard.For addressing the above problem; Publication number is that the Chinese patent of CN101715661 discloses " a kind of clutching labor-saving operating mechanism of hand-held type cultivator "; This mechanism can make clutch be in normally open; It comprises clutch shifter clutch arm, clutch extension spring and clutch cable, makes clutch shifter clutch arm receive an elastic force that makes progress all the time through the clutch extension spring is set, and clutch can be in off-state all the time not receiving external force to do the time spent like this; If clutch is communicated with, the clutch control handle on the handrail is mediated, at this moment clutch cable will drive clutch shifter clutch arm and upwards lift clutch connection thus.Therefore, it can so that mini-size tillage machine when out of hand, the automatic disconnection clutch is avoided causing the accident.But; The operating mechanism structure more complicated of this structure because it laterally is installed in the clutch extension spring between clutch shifter clutch arm and the gear box, not only causes the stressed generation abnormal sound of gearbox easily; And occupied bigger space; Make the installation of clutch cable can only move to the middle part of clutch shifter clutch arm, this makes clutch cable be shortened to the arm of force between the clutch shifter again, causes when operating grip, more requiring great effort; Its employing pulley changes the trend of clutch cable simultaneously, and is again that drag-line is too complicated too through the structure that the line seat is fixed on the gear box, not only increased the stress point of gear box, and made the installation, maintenance difficulty increase.
The utility model content
To the above-mentioned deficiency that prior art exists, the main purpose of the utility model is to solve present normally disengaged clutch control device structure than complicated problems, and a kind of normally disengaged clutch control device simple in structure, easy and simple to handle is provided.
The technical scheme of the utility model is following: the control device of dynamical system normally disengaged clutch; Comprise clutch cable, clutch arm and clutch shifter axle; One end of clutch arm is arranged on the clutch shifter axle, can rotate by the linkage clutch declutch shift shaft, and the other end is a free end; It is characterized in that, after said clutch cable passes supporting base, be connected the free end of clutch arm; Between supporting base and clutch arm, be provided with stage clip, an end and the supporting base of said stage clip push against, and the other end of stage clip pushes against through briquetting and clutch arm; During the pulling clutch cable, the rotation of clutch arm linkage clutch declutch shift shaft also makes stage clip be compressed.When clutch arm during at the linkage clutch declutch shift shaft, the clutch arm not only rotates the shift fork that drive is connected on the clutch shifter axle, and the arm self of clutch simultaneously also will be around the rotation of clutch shifter axle, the action of realization entire mechanism.
Free end at the clutch arm is provided with locating shaft, on locating shaft, is provided with groove and matches with the convexity of briquetting lower end, makes briquetting be connected on the locating shaft; Clutch cable passes and is fixed on the locating shaft through behind the briquetting in stage clip.
Clutch cable in the utility model is connected with operating grip; When people's kneading operation handle, clutch cable is upwards mentioned, and rises thereby drive locating shaft; Locating shaft drives the clutch arm again and moves upward; At this moment the clutch arm will rotate around the clutch shifter axle, and make the clutch shifter interlock that is installed on the clutch shifter axle rotate to and the clutch contact position, realize the combination of clutch; An end of the nearly clutch cable of clutch arm rest is in the process of moving upward simultaneously; The briquetting that is installed on the locating shaft also will push stage clip; When people's unclamp operation handle the time, under the effect of stage clip elastic force, can make the clutch arm be returned to original position like this; And then clutch shifter is reset to and declutched position, ensure that clutch is operated in normal on-mode.
Further technical scheme also is provided with an interlock governor motion on the clutch arm, and said interlock governor motion comprises regulates bolt, adjusting nut, connecting pin and alignment pin; Said alignment pin is fixed on the clutch arm, and connecting pin is fixed on the clutch shifter axle, regulate bolt successively from alignment pin be connected with the adjusting nut again after screw in the connecting pin passes.The effect of said interlock governor motion is, lets the interlock of clutch arm and clutch shifter axle rotate, and when the installation and control device, the clutch arm is positioned adjustment simultaneously, makes clutch shifter and clutch keep released state.
Further again, also be provided with a block in the lower end of supporting base, the upper end of stage clip pushes against through block and supporting base.Block is set here not only can the supporting base on top be played a protective role, can also increase the stability of stage clip, prevent its sideslip when shrinking.
With respect to prior art, the utlity model has following beneficial effect:
1, structure is simpler: the structure that has adopted the stage clip of vertical direction setting; Make clutch cable can directly be connected the end of clutch arm; So not only reduced the frictional force that drag-line receives; Control more flexibly, and the location of need on gear box, not holing has avoided the gearbox discontinuity to cause rocking or abnormal sound.
2, operation is more laborsaving: because clutch cable can directly be fixed on the end of clutch arm, make to increase from the arm of force between drag-line and the shift fork, and more laborsaving when operating grip like this.
3, installation, maintenance is more convenient: the stage clip in the utility model control device, clutch arm and drag-line interconnect and have constituted a global facility; And and do not have between the gear box and contact directly; Installing, can flow process be being simplified in its integral installation or dismounting when dismantling like this.
Description of drawings
Fig. 1 is the front view of the control device of the utility model dynamical system normally disengaged clutch;
Fig. 2 is the vertical view (having added gear box and clutch among the figure) of Fig. 1;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the B-B cutaway view of Fig. 1.
Among the figure, 1-clutch cable, 2-clutch arm, 3-clutch shifter axle, 4-gear box; 5-supporting base, 6-locating shaft, 7-stage clip, 8-briquetting; 91-adjusting bolt, 92-adjusting nut, 93-connecting pin, 94-alignment pin; 10-block, 11-clutch shifter, 12-clutch, 13-free end.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4; The control device of the dynamical system normally disengaged clutch of the utility model; Be installed between mini-size tillage machine operating mechanism and the clutch, it comprises clutch cable 1, clutch arm 2 and clutch shifter axle 3, and an end of clutch cable 1 is connected on the operating grip of mini-size tillage machine; After the other end of clutch cable 1 passes the supporting base 5 that is fixed on the gear box 4, link to each other with locating shaft 6 on the free end that is connected clutch arm 2 13.Said clutch arm 2 is a L type structure; During installation; One end of clutch arm 2 and the clutch shifter axle of being located on the gear box 43 are rotatably connected, and on clutch shifter axle 3, are equipped with to be used for the clutch shifter 11 that cooperates with clutch 12, and the other end of clutch arm 2 is connected with locating shaft 6.Said locating shaft 6 laterally is connected the end of clutch arm 2, on locating shaft 6, is provided with groove and matches with the convexity of briquetting 8 lower ends, makes briquetting 8 be connected on the locating shaft 6.Between supporting base 5 and locating shaft 6, be provided with stage clip 7, an end and the supporting base 5 of said stage clip 7 push against, and the other end of stage clip 7 pushes against through briquetting 8 and locating shaft 6.Clutch cable 1 passes and is fixed on the locating shaft 6 through behind the briquetting 8 in stage clip 7; During pulling clutch cable 1; Locating shaft 6 drive clutch arms 2 are around 3 rotations of clutch shifter axle and make stage clip 7 be compressed, and cause clutch 12 to combine (clutch is started working) after clutch shifter 11 rotations simultaneously; When unclamping clutch cable 1, locating shaft 6 is pushed down again under the tension force effect of stage clip 7, and drives 2 reverse rotations of clutch arm, makes also reverse rotation and cause clutch 12 to separate (clutch quits work) of clutch shifter 11.
Referring to Fig. 3, on clutch arm 2, also be provided with an interlock governor motion, said interlock governor motion comprises regulates bolt 91, adjusting nut 92, connecting pin 93 and alignment pin 94; Said alignment pin 94 is fixed on the clutch arm 2; Connecting pin 93 is fixed on the clutch shifter axle 3; Regulate bolt 91 successively from alignment pin 94 with after screws in the connecting pin 93 pass again with regulate nut 92 and be connected, after the installation, adjusting bolt 91 is vertical with connecting pin 93 with alignment pin 94 respectively.When needs are regulated the position of clutch arm 2; Only need rotation adjusting nut 92; Make that regulating bolt 91 moves up or down with respect to connecting pin 93; Drive alignment pin 94 by regulating bolt 91, alignment pin 94 drives clutch arm 2 rotation that links forward or backwards again, realizes the position adjustments to clutch arm 2 simultaneously.Because it is less to regulate the displacement of bolt 91, so the interlock governor motion in the utility model is generally used for finely tuning use.
Referring to Fig. 4, also be provided with a block 10 in the lower end of supporting base 5, the upper end of stage clip 7 pushes against through block 10 and supporting base 5.The effect that block 10 is set in the utility model is stage clip 7 is carried out spacing, prevents that stage clip 7 from producing left and right slip when stressed.
Need to prove at last; Above embodiment is only in order to technical scheme but not the restriction technologies scheme of explanation the utility model; Although the applicant specifies the utility model with reference to preferred embodiment, those of ordinary skill in the art should be appreciated that those modifications that technical scheme of the utility model is carried out perhaps are equal to replacement; And do not break away from the aim and the scope of present technique scheme, all should be encompassed in the middle of the claim scope of the utility model.
Claims (4)
1. the control device of dynamical system normally disengaged clutch; Comprise clutch cable (1), clutch arm (2) and clutch shifter axle (3); One end of clutch arm (2) is arranged on the clutch shifter axle (3), can rotate by linkage clutch declutch shift shaft (3), and the other end is free end (13); It is characterized in that, after said clutch cable (1) passes supporting base (5), be connected the free end (13) of clutch arm (2); Between supporting base (5) and clutch arm (2), be provided with stage clip (7), an end of said stage clip (7) and supporting base (5) push against, and the other end of stage clip (7) pushes against through briquetting (8) and clutch arm (2); During pulling clutch cable (1), clutch arm (2) linkage clutch declutch shift shaft (3) rotates and makes stage clip (7) be compressed.
2. the control device of dynamical system normally disengaged clutch according to claim 1; It is characterized in that; Free end (13) in clutch arm (2) is provided with locating shaft (6); On locating shaft (6), be provided with groove and match, make briquetting (8) be connected on the locating shaft (6) with the convexity of briquetting (8) lower end; Clutch cable (1) passes in the stage clip (7) and through being fixed on the locating shaft (6) behind the briquetting (8).
3. the control device of dynamical system normally disengaged clutch according to claim 1; It is characterized in that; On clutch arm (2), also be provided with an interlock governor motion, said interlock governor motion comprises regulates bolt (91), adjusting nut (92), connecting pin (93) and alignment pin (94); Said alignment pin (94) is fixed on the clutch arm (2), and connecting pin (93) is fixed on the clutch shifter axle (3), regulate bolt (91) successively from alignment pin (94) be connected with adjusting nut (92) again after screw in the connecting pin (93) passes.
4. the control device of dynamical system normally disengaged clutch according to claim 2 is characterized in that, also is provided with a block (10) in the lower end of supporting base (5), and the upper end of stage clip (7) pushes against through block (10) and supporting base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203506746U CN202222117U (en) | 2011-09-19 | 2011-09-19 | Control device for normally open clutch of power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203506746U CN202222117U (en) | 2011-09-19 | 2011-09-19 | Control device for normally open clutch of power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202222117U true CN202222117U (en) | 2012-05-23 |
Family
ID=46072734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203506746U Expired - Fee Related CN202222117U (en) | 2011-09-19 | 2011-09-19 | Control device for normally open clutch of power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202222117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104396389A (en) * | 2014-11-26 | 2015-03-11 | 甘肃洮河拖拉机制造有限公司 | Hand-guided oil-fueled multifunctional precision dibbling machine |
-
2011
- 2011-09-19 CN CN2011203506746U patent/CN202222117U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104396389A (en) * | 2014-11-26 | 2015-03-11 | 甘肃洮河拖拉机制造有限公司 | Hand-guided oil-fueled multifunctional precision dibbling machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101288818B1 (en) | Chain hoisting device with safe descending stroke | |
| CN201545141U (en) | Engaging and disengaging control handle | |
| CN101982037A (en) | Structure for automatically regulating mowing height of intelligent mower | |
| WO2004057632A3 (en) | Mechanism for discontinuing power to an implement drive during machine reverse travel (no power in reverse) with automatic reengagement | |
| CN103355012A (en) | Mini-tiller | |
| CN202222117U (en) | Control device for normally open clutch of power system | |
| CN201797741U (en) | Automatic mowing height adjusting structure of intelligent mower | |
| CN101662131B (en) | Electric chassis vehicle transmission assembly | |
| CN112128320A (en) | Gear box | |
| CN204482339U (en) | Mower | |
| CN201556873U (en) | Interlocking device of earth switch used for propelling mechanism | |
| CN105336547B (en) | Modular breaker | |
| CN201036686Y (en) | Dual electric motor ball outputting direction control device | |
| CN202040238U (en) | Clutch control mechanism | |
| CN102678787B (en) | Double-control energy-saving brake | |
| CN108798038A (en) | Automation support system suitable for assembled architecture and bridge construction | |
| CN201484394U (en) | Auxiliary brake control device | |
| CN210053950U (en) | Driving device of hedge trimmer and hedge trimmer | |
| CN201541453U (en) | Hand-held cultivator clutch labor-saving control device | |
| CN101983846A (en) | Sleeper bolt power wrench | |
| CN2558677Y (en) | Integral crocheting mechanism for computerized embroidery machine | |
| CN2358667Y (en) | Control mechanism of light -type cultivator | |
| CN201818373U (en) | Emergency stop device and mini-tiller | |
| CN201310611Y (en) | Elastic drive link of cutting knife seat of trademark cutting and folding machine | |
| CN110524655B (en) | Bamboo curtain braiding machine and bamboo curtain braiding method |
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: 20120523 Termination date: 20150919 |
|
| EXPY | Termination of patent right or utility model |