CN204739180U - A arresting gear for electronic jar motor - Google Patents
A arresting gear for electronic jar motor Download PDFInfo
- Publication number
- CN204739180U CN204739180U CN201520446058.9U CN201520446058U CN204739180U CN 204739180 U CN204739180 U CN 204739180U CN 201520446058 U CN201520446058 U CN 201520446058U CN 204739180 U CN204739180 U CN 204739180U
- Authority
- CN
- China
- Prior art keywords
- braking device
- electric cylinder
- cylinder motor
- motor according
- torque 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.)
- Withdrawn - After Issue
Links
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model discloses an arresting gear for electronic jar motor, electronic jar motor has the pivot, and arresting gear includes pedestal, elastic unit, arrestment mechanism and stop part, and the pedestal has coupling district and placement area, elastic unit sets up at placement area, arrestment mechanism installs in coupling district, and arrestment mechanism contains brake hoop and the tight coil spring who restraints in the brake hoop outer peripheral edges who cup joints the pivot, and extend respectively at the coil spring both ends has that first turn round the arm and arm, the first one end of turning round the arm butt at this elastic unit are turned round to the second, the rotating route that the arm was turned round to the corresponding second of stop part sets up at the pedestal. Therefore, the utility model discloses not only the equipment is easy just lets the brake hoop can reach stable braking effect.
Description
Technical field
The utility model about a kind of braking device, espespecially a kind of braking device for electric cylinder motor.
Background technique
Linear actuating device (Linear Actuator) mainly utilizes electric cylinder motor and the driven unit such as worm screw, worm gear to drive a driving screw to rotate, ordering about by driving screw the telescopic pipe be spirally connected thereon does the linear action of stretching out or retracting simultaneously, due to its each side such as structure and installation condition, all comparatively gas, oil hydraulic cylinder are simple and convenient, therefore be widely used on the equipment such as sick bed, electrically propelled chair, or other needs are stretched, are contracted in the field domain of running.
Existing linear actuating device is disclosed by European Patent Publication numbering EP0662573B1 and PCT patent publication No. WO2004-027290A2, actuator wherein disclosed by EP0662573B1 a case mainly comprises a worm screw, a driving screw, is fixed on the worm gear of one end of driving screw, and worm gear comprises a worm gear; One helical spring is looped around the external periphery of cylindrical ring.Another WO2004-027290A2 a case is then that the problem of Yi Shenggaore because of friction, carrys out dissipating heat with a termal conductor module in aforesaid helical spring and ring body start process.
But, existing linear actuating device, its helical spring maintains static, cylindrical ring body is then followed worm gear and is rotated, therefore easy between helical spring and cylindrical ring body frictional heat, and cylindrical ring body generally all makes with plastic material, aforementioned heat or makes helical spring to produce rapid deterioration by causing the high temperature melting of cylindrical ring body, and reduction of service life significantly.Another its be only by the cylindrical ring body of helical spring and rotation between linear contact lay, reach deceleration or braking effect; Because effective area of contact of helical spring and ring body is few, therefore its deceleration that can reach or braking effect quite limited.
Model utility content
The utility model obtains an object and is to provide a kind of braking device for electric cylinder motor, and it utilizes the elastic acting force of Flexible element to produce the tight bundle of contraction to promote helical spring, thus allows brake hoop can reach stable braking effect.
In order to reach above-mentioned object, the utility model provides a kind of braking device for electric cylinder motor, and described electric cylinder motor has a rotating shaft, and this braking device comprises:
One pedestal, has one and to be coupling district and be formed in a settlement of this district's side that is coupling;
One Flexible element, is arranged on this settlement;
One arrestment mechanism, be installed in this district that is coupling, this arrestment mechanism comprises the brake hoop and the tight helical spring restrainted in these brake hoop outer periphery that are socketed in described rotating shaft, these helical spring two ends are extended with one first torque arm and one second torque arm respectively, and this first torque arm is connected to one end of this Flexible element; And
One stop member, to the turn path of the second torque arm being arranged on this pedestal.
Wherein when the sense of rotation of described rotating shaft is obedient to this helical spring rotation direction, this helical spring will tightly be restrainted this brake hoop and brake described rotating shaft, and wherein maximum braking force is formed in the position that this second torque arm turn arrives this stop member.
Wherein this pedestal comprises a base plate, and this district that is coupling is the through hole being opened in this base plate and the curved wall extended upward from this through hole periphery.
Wherein this pedestal also comprises the coaming plate extended upward from this base portion peripheral, and this settlement is the semicylindrical body be formed between this base plate and this coaming plate.
Wherein this Flexible element comprises a slider and a Compress Spring, the projection that this slider comprises a cylindrical body and extends from this cylindrical body, this cylindrical body can be contained in this semicylindrical body movably, and this Compress Spring to be contained in this semicylindrical body and to be pulled between this coaming plate and this cylindrical body by elastic clip.
Wherein this semicylindrical body front and correspond to the position of this curved wall and extend a column from this base plate.
Wherein the side of this semicylindrical body and this column is provided with a fixing column.
Wherein this Flexible element is a compression type Flexible element.
Wherein this brake hoop comprises multiple arc plate, and is provided with an oil storage tank at the inwall of each this arc plate, and the axis that respectively this oil storage tank corresponds respectively to respectively this arc plate is offered.
Wherein respectively the outer wall of this arc plate is provided with multiple chase, and the radial direction that respectively this chase corresponds to each this arc plate is offered.
Wherein the inside reflexed of the free end of this second torque arm has a dog link, and this dog link penetrates between any two adjacent these arc plates.
Wherein this first torque arm and this second torque arm are formed with an angle, and this angle is between 10 °-50 °.
Wherein this angle is between 20 °-40 °.
Wherein this angle is 30 °.
Wherein this brake hoop is the cylindrical body offering a profile groove, and the direction of axis line that this profile groove is parallel to this cylindrical body is offered.
This braking device also comprises a regulating lever, and this pedestal offers a screw, and this regulating lever is spirally connected this screw and connect this stop member.
Wherein this stop member is a fixed stop member.
The utility model also has the following advantages, and utilizes Flexible element, arrestment mechanism and stop member can be assembled in pedestal inside in advance, so can significantly simplified actuator and electric cylinder motor assembling procedure and shorten built-up time.By the setting of regulating lever, can be useful on the electric cylinder motor of various difference brake braking force.Brake application of the present utility model, when linear actuating device, is done to decline under it can be made to remain on stable speed, and then promotes the use comfortable feel of user.Braking device of the present utility model has more that structure is simple, cost is low and the plurality of advantages such as volume is little.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of the utility model braking device.
Fig. 2 is the combination schematic diagram of the utility model braking device.
Fig. 3 is that the utility model brake application is in the exploded view of electric cylinder motor.
Fig. 4 is that the utility model brake application is in the combination schematic diagram of electric cylinder motor.
Fig. 5 is that the utility model brake application is in the assembled sectional view of electric cylinder motor.
Fig. 6 is that the utility model brake application is in the using state figure () of electric cylinder motor.
Fig. 7 is that the utility model brake application is in the using state figure (two) of electric cylinder motor.
Fig. 8 is the combination schematic diagram of another embodiment of the utility model braking device.
Fig. 9 is the External view of another embodiment of the brake hoop of the utility model braking device.
In figure:
1,1a ... braking device; 10 ... pedestal; 11 ... base plate; 12 ... coaming plate; 121 ... screw;
13 ... be coupling district; 131 ... through hole; 132 ... curved wall; 14 ... settlement; 141 ... semicylindrical body;
15 ... column; 16 ... fixing column; 20 ... Flexible element; 21 ... slider; 211 ... cylindrical body;
212 ... projection; 22 ... Compress Spring; 30 ... arrestment mechanism; 31,31' ... brake hoop;
311 ... arc plate; 312 ... oil storage tank; 313 ... chase; 32 ... helical spring;
321 ... first torque arm; 322 ... second torque arm; 323 ... dog link; 33 ... profile groove; 40 ... stop member; 50 ... regulating lever; A ... angle; 7 ... electric cylinder motor; 71 ... rotating shaft; 72 ... screw.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
Refer to shown in Fig. 1 and Fig. 2, the utility model provides a kind of braking device for electric cylinder motor, and this braking device 1 mainly comprises pedestal 10, Flexible element 20, arrestment mechanism 30 and a stop member 40.
Pedestal 10 can be made by plastic or other material, its coaming plate 12 mainly comprising a fan-shaped base plate 11 and extend upward from base plate 11 periphery, have one to be coupling district 13 in base plate 11 neutral position, this district 13 that is coupling is for the through hole 131 that is opened in base plate 11 and the curved wall 132 extended upward from through hole 131 periphery, separately have a settlement 14 at district 13 side that is coupling, this settlement 14 is for being formed in a semicylindrical body 141 of base plate 11 and coaming plate 12.In addition, a column 15 is extended in the dead ahead of semicylindrical body 141 and corresponding to the gap position of curved wall 132 from base plate 11.Moreover, be provided with a fixing column 16 in the side of semicylindrical body 141 and column 15, for the solid assembly cross-under locking of the spiral shells such as bolt.
The Flexible element 20 of the present embodiment is a compression type Flexible element, it mainly comprises slider 21 and a Compress Spring 22, the projection 212 that slider 21 comprises a cylindrical body 211 and extends from cylindrical body 211 end face, cylindrical body 211 is contained in aforementioned semicylindrical body 141 movably, and Compress Spring 22 is contained in semicylindrical body 141 and elastic clip is pulled between coaming plate 12 and cylindrical body 211.
Arrestment mechanism 30 is installed in the district 13 that is coupling of pedestal 10, and it mainly comprises a brake hoop 31 and the tight helical spring 32 restrainted in brake hoop 31 outer periphery, brake hoop 31 can be made by metal or plastic or other material, the brake hoop 31 of the present embodiment is formed by enclosing by three arc plates 311, and be provided with an oil storage tank 312 at the internal face of each arc plate 311, the axis that each oil storage tank 312 corresponds respectively to each arc plate 311 is offered, separately be provided with multiple chase 313 in the outer wall of each arc plate 311, the radial direction that each chase 313 corresponds to each arc plate 311 is offered, so can allow helical spring 32 stable fix each arc plate 311.
Helical spring 32 two ends are extended with one first torque arm 321 and one second torque arm 322 respectively, first torque arm 321 between the projection 212 and column 15 of slider 21 and push by projection 212, and the first torque arm 321 and the second torque arm 322 included angle A are in a free state between 10 °-50 °, be wherein preferred between 20 °-40 °, best angle is 30 °, included angle A be greater than 50 ° or be less than 10 ° time, cannot be actually used because of the excessive or too small situation of braking force.
Further, have a dog link 323 at the inside reflexed of free end of the second torque arm 322, this dog link 323 penetrates in interval that wantonly two adjacent arc plates 311 are formed, uses the transition rotary oscillation preventing each arc plate 311.
The stop member 40 of the present embodiment is a fixed stop member 40, and it is that the turn path corresponding to the second torque arm 322 is fixed on the base plate 11 of pedestal 10.
Refer to shown in Fig. 3 to Fig. 5, braking device 1 of the present utility model can be used on an electric cylinder motor 7, this electric cylinder motor 7 has a rotating shaft 71 and is provided with a screw 72, the brake hoop 31 of arrestment mechanism 30 is corresponded to rotating shaft 71 be socketed during assembling, and allow the end face of coaming plate 12 amplexiform ear end face at electric cylinder motor 7, be screwed in aforementioned screw 72 with a bolt through fixing column 16 again, the assembly program of the utility model braking device 1 and electric cylinder motor 7 can be reached easily.
Refer to shown in Fig. 6 to Fig. 7, during use when the sense of rotation of rotating shaft 71 is obedient to the rotation direction of helical spring 32, the definition wherein " be obedient to " is namely helical spring 32 is that a dextrorotation is to helical spring, when rotating shaft 71 is done counterclockwise to rotate, the elasticity that first torque arm 321 of helical spring 32 is subject to Flexible element 20 pushes, military order helical spring 32 produces radial contraction and tightly restraints brake hoop 31, and utilize the frictional force of the circumferential surface of the internal face of brake hoop 31 and rotating shaft 71 to produce braking action, when helical spring 32 radial contraction, the rotation of following brake hoop 31 swings by the second torque arm 322, when the second torque arm 322 is arrived stop member 40 position by turn, to maximum braking force be had and rotating shaft 71 be stopped operating.So, this electric cylinder motor 7 is applied on a linear actuating device (scheming not shown), and when this linear actuating device is arranged on beddo or chair, bed board or the chair back can be made to become slow in the speed moved down, and promote the comfort of user significantly.
Otherwise, when clockwise direction rotation is done in rotating shaft 71, first torque arm 321 of helical spring 32 will to being affixed on aforementioned column 15, and make helical spring 32 produce radial dilatation, acquisition discharges by brake hoop 31 now, therefore the frictional damping that the rotation can lowering countershaft 71 causes, and rotating shaft 71 can be rotated easily in brake hoop 31 inside; So, transmission can be carried out under the transmission usefulness not affecting electric cylinder motor 7.
Refer to shown in Fig. 8, braking device 1a of the present utility model also comprises a regulating lever 50, a screw 121 is offered at the coaming plate 12 of pedestal 10, this regulating lever 50 is spirally connected after screw 121 again to be connected with aforesaid stop member 40, the operation of precession to regulating lever 50 or back-out can be utilized, make stop member 40 produce movement forward or backward, so can be useful on the electric cylinder motor 7 of various difference brake braking force.
Refer to shown in Fig. 9, brake hoop of the present utility model is except can be above-described embodiment, and the brake hoop 31' of the present embodiment is mainly provided with a profile groove 33 on a cylindrical body, and the direction of axis line that this profile groove 33 is parallel to brake hoop 31' is offered.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (17)
1., for a braking device for electric cylinder motor, described electric cylinder motor has a rotating shaft, it is characterized in that, this braking device comprises:
One pedestal, has one and to be coupling district and be formed in a settlement of this district's side that is coupling;
One Flexible element, is arranged on this settlement;
One arrestment mechanism, be installed in this district that is coupling, this arrestment mechanism comprises the brake hoop and the tight helical spring restrainted in these brake hoop outer periphery that are socketed in described rotating shaft, these helical spring two ends are extended with one first torque arm and one second torque arm respectively, and this first torque arm is connected to one end of this Flexible element; And
One stop member, to the turn path of the second torque arm being arranged on this pedestal.
2. the braking device for electric cylinder motor according to claim 1, it is characterized in that, wherein when the sense of rotation of described rotating shaft is obedient to this helical spring rotation direction, this helical spring will tightly be restrainted this brake hoop and brake described rotating shaft, and wherein maximum braking force is formed in the position that this second torque arm turn arrives this stop member.
3. the braking device for electric cylinder motor according to claim 2, is characterized in that, wherein this pedestal comprises a base plate, and this district that is coupling is the through hole being opened in this base plate and the curved wall extended upward from this through hole periphery.
4. the braking device for electric cylinder motor according to claim 3, is characterized in that, wherein this pedestal also comprises the coaming plate extended upward from this base portion peripheral, and this settlement is the semicylindrical body be formed between this base plate and this coaming plate.
5. the braking device for electric cylinder motor according to claim 4, it is characterized in that, wherein this Flexible element comprises a slider and a Compress Spring, the projection that this slider comprises a cylindrical body and extends from this cylindrical body, this cylindrical body can be contained in this semicylindrical body movably, and this Compress Spring to be contained in this semicylindrical body and to be pulled between this coaming plate and this cylindrical body by elastic clip.
6. the braking device for electric cylinder motor according to claim 4, is characterized in that, wherein this semicylindrical body front and correspond to the position of this curved wall and extend a column from this base plate.
7. the braking device for electric cylinder motor according to claim 6, is characterized in that, wherein the side of this semicylindrical body and this column is provided with a fixing column.
8. the braking device for electric cylinder motor according to claim 2, is characterized in that, wherein this Flexible element is a compression type Flexible element.
9. the braking device for electric cylinder motor according to claim 2, is characterized in that, wherein this brake hoop comprises multiple arc plate, and is provided with an oil storage tank at the inwall of each this arc plate, and the axis that respectively this oil storage tank corresponds respectively to respectively this arc plate is offered.
10. the braking device for electric cylinder motor according to claim 9, is characterized in that, wherein respectively the outer wall of this arc plate is provided with multiple chase, and the radial direction that respectively this chase corresponds to each this arc plate is offered.
11. braking device for electric cylinder motor according to claim 9, is characterized in that, wherein the inside reflexed of the free end of this second torque arm has a dog link, and this dog link penetrates between any two adjacent these arc plates.
12. braking device for electric cylinder motor according to claim 2, is characterized in that, wherein this first torque arm and this second torque arm are formed with an angle, and this angle is between 10 °-50 °.
13. braking device for electric cylinder motor according to claim 12, it is characterized in that, wherein this angle is between 20 °-40 °.
14. braking device for electric cylinder motor according to claim 13, is characterized in that, wherein this angle is 30 °.
15. braking device for electric cylinder motor according to claim 2, is characterized in that, wherein this brake hoop is the cylindrical body offering a profile groove, and the direction of axis line that this profile groove is parallel to this cylindrical body is offered.
16. braking device for electric cylinder motor according to claim 2, it is characterized in that, this braking device also comprises a regulating lever, and this pedestal offers a screw, and this regulating lever is spirally connected this screw and connect this stop member.
17. braking device for electric cylinder motor according to claim 2, is characterized in that, wherein this stop member is a fixed stop member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520446058.9U CN204739180U (en) | 2015-06-26 | 2015-06-26 | A arresting gear for electronic jar motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520446058.9U CN204739180U (en) | 2015-06-26 | 2015-06-26 | A arresting gear for electronic jar motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204739180U true CN204739180U (en) | 2015-11-04 |
Family
ID=54420918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520446058.9U Withdrawn - After Issue CN204739180U (en) | 2015-06-26 | 2015-06-26 | A arresting gear for electronic jar motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204739180U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321763A (en) * | 2015-06-26 | 2017-01-11 | 第传动科技股份有限公司 | Braking device for electric cylinder motor |
| CN109501261A (en) * | 2017-09-14 | 2019-03-22 | 三纬国际立体列印科技股份有限公司 | The platform structure of 3D printer |
-
2015
- 2015-06-26 CN CN201520446058.9U patent/CN204739180U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321763A (en) * | 2015-06-26 | 2017-01-11 | 第传动科技股份有限公司 | Braking device for electric cylinder motor |
| CN106321763B (en) * | 2015-06-26 | 2018-10-12 | 第一传动科技股份有限公司 | Brake apparatus for electric cylinder motor |
| CN109501261A (en) * | 2017-09-14 | 2019-03-22 | 三纬国际立体列印科技股份有限公司 | The platform structure of 3D printer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204739180U (en) | A arresting gear for electronic jar motor | |
| US9431870B2 (en) | Motor having a braking function and used in linear actuator | |
| CN205799326U (en) | Ratchet spanner capable of reversing | |
| CN203285907U (en) | Electric cylinder with buffer structure | |
| CN203813027U (en) | Satellite antenna control rotary table | |
| CN102252073B (en) | Linear actuator and safety releasing mechanism thereof | |
| CN102562992B (en) | High-load linear actuator | |
| CN211280621U (en) | Automobile engine fixed bolster | |
| CN210180253U (en) | Fastening device for heat exchange coil | |
| CN106321763A (en) | Braking device for electric cylinder motor | |
| US9541146B1 (en) | Braking device for motor of actuator | |
| CN201902525U (en) | High-load linear actuator | |
| CN212131116U (en) | Brake device of linear actuator and linear actuator | |
| CN203879668U (en) | Pulling-free starter for diesel engine | |
| CN209724903U (en) | A kind of compensation hovering mechanism | |
| CN206777129U (en) | Improved electric retractor device | |
| CN106246894A (en) | A kind of electric automobile gearshift device | |
| CN202172332U (en) | Motor having function of speed reduction for actuating device | |
| CN112482922A (en) | Take overload protection's electronic vaulting pole | |
| CN202402521U (en) | Motor with braking function for actuating device | |
| CN207432129U (en) | A kind of small-sized nut installs fastening tool | |
| CN205813335U (en) | Universal support for fishing rod | |
| CN104229007A (en) | Bicycle lifting seat post device | |
| CN208457108U (en) | A kind of multilayer flywheel | |
| CN104553608B (en) | The novel column foot of bicycle rear-hub |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151104 Effective date of abandoning: 20181012 |