CN102022458A - Steel coiled brake - Google Patents
Steel coiled brake Download PDFInfo
- Publication number
- CN102022458A CN102022458A CN2009100704808A CN200910070480A CN102022458A CN 102022458 A CN102022458 A CN 102022458A CN 2009100704808 A CN2009100704808 A CN 2009100704808A CN 200910070480 A CN200910070480 A CN 200910070480A CN 102022458 A CN102022458 A CN 102022458A
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- force
- arm
- pin shaft
- trip ring
- hole
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Abstract
The invention discloses a steel coiled brake, which can solve the problems of short lifetime, small braking force and poor performance of resisting high temperature of the conventional brake. The steel coiled brake comprises a positioning frame, a sleeve, four split rings, a connecting rod, a crank and a pin shaft; the first split ring is provided with a pin shaft hole, a screw hole and a first force arm; both the second split ring and the third split ring are provided with pin shaft holes; the fourth split ring is provided with a crank hook, an inclined plane, a pin shaft hole and a second force arm; the second force arm is movably connected with the crank by the pin shaft; the crank is movably connected with the connecting rod by the pin shaft; the connecting rod is movably connected with the first force arm by the pin shaft; the four split rings are overlapped to form a coiled locking ring with two force arms; the sleeve is embedded in the coiled locking ring; the first split ring and the fourth split ring are arranged on two positioning grooves of the sleeve; the axial plane of a positioning frame upright post is contacted with the side surface of the first force arm, and contacted with the inclined plane of the crank hook; and a brake rope is fixed to the swing end of the crank through a rope-clamping hole after passing through a hollow bolt and a return spring.
Description
Technical field
The present invention relates to a kind of mechanical braking braking device of vehicle, relate in particular to the steel wrap style break of a kind of bicycle, electric motor car and Motor Vehicle, it belongs to the skidding technical field.
Background technique
Existing colloid band-type brake is fragile and braking deceleration is not steady, and the back braking effect that drenches with rain is poor; Composite expanding brake cost height, working life is short, and all non-refractory uses, the brake time has been grown very easy inefficacy continuously, has traffic safety hidden danger, and there are more defective in existing steel oil attitude band-type brake and Wrapped brake, number of patent application is that its trip ring holds directly that to exist stress to concentrate fragile in the technology of 02237227.X, it is little that power is twined in its servo-actuated, has the defective of the trip ring that fractures when wheel reverse, and wheel when reversing braking force little; Number of patent application is that the winding pressure that its two groups of trip rings produce side by side in 200620152297.4 the technology is little, exists cost height and braking force little, goes on a journey for people by bike and brings the danger of easy generation traffic accident; Number of patent application is that two arm of force is directly drawn over to one's side by the lock rope is stressed in 200910070322.2 the technology, and the mechanics effect of its pulling force is poor, and the drag friction power of generation is not enough, and still there is potential safety hazard in driving.
Summary of the invention
The objective of the invention is to overcome in the existing braking technology exists working life short, problems such as the little and non-refractory of brake weight, the invention provides and a kind ofly can adapt to rugged environment, cost is low, reliable performance, long service life, the steel wrap style break that braking effect is good.
In order to solve the problems of the technologies described above, the technological scheme that steel wrap style break of the present invention is adopted is: comprise position shelf, sleeve pipe, four trip rings, connecting rod, crank throw, bearing pin, one opening end of first trip ring extends first arm of force, first arm of force is provided with pin shaft hole, fixing part, fixing part is provided with screw hole, and another opening end is provided with pin shaft hole; Two opening ends of second trip ring and the 3rd trip ring are provided with pin shaft hole; One opening end of the 4th trip ring is provided with tool extractor, and tool extractor is provided with the inclined-plane, and another opening end is provided with pin shaft hole, and the 4th trip ring extends second arm of force, and second arm of force is provided with pin shaft hole; One end of crank throw is provided with two pin shaft holes, and the other end is provided with card rope hole; The two ends of connecting rod respectively are provided with pin shaft hole; Second arm of force and crank throw are flexibly connected by bearing pin, and an end of crank throw and connecting rod is flexibly connected by bearing pin, and the other end of connecting rod and first arm of force are flexibly connected by bearing pin or bolt, and bolt is convenient to remove and install.Above-mentioned four trip ring openings are superimposed as a winding retainer that has two arm of forces successively alternately, adopt hinge to connect between per two adjacent apertures rings, and the two end part of bearing pin and pin shaft hole are cone match, and the both ends of the surface of bearing pin are inner concave; The cylindrical periphery of sleeve pipe is provided with two locating slots, is provided with handling hole between two locating slots, and handling hole can store lubricant oil; Sleeve pipe is embedded in the winding retainer that is made of four trip rings, and first trip ring and the 4th trip ring are installed in respectively on two locating slots, and formation is slidingly matched, and locating slot has been controlled the stroke that moves axially of trip ring; One end of position shelf is provided with axis hole, and the other end is provided with bolt hole, and the middle part is provided with strong post, and the outer end of power post is welded with an extension lever, forms a triangle, increases the ability to bear of power post; Position shelf one end is enclosed within on the axletree, and the other end is fixed on the car body, and its power post is inserted between the tool extractor and first arm of force, the contacts side surfaces of the axial plane of power post and first arm of force, contacts with the inclined-plane of tool extractor, and the oblique angle on the inclined-plane that tool extractor and power post are stressed is 3 ° to 8 °; The screw hole fixation hollow bolt of first arm of force fixing part is provided with return spring between hollow bolt and the crank throw, and the other end of hollow bolt connects lock rope pipe; The lock rope passes hollow bolt, return spring, cooperates card rope hole to be fixed on the swinging end of crank throw by bolt.The location groove depth 0.3～0.5mm of sleeve pipe, width is than the big 0.2～0.4mm of trip ring thickness that installs wherein, width between two locating slots is than the little 0.2～0.4mm of thickness of middle two trip rings stack, each trip ring interior outside than the sleeve pipe of its corresponding friction fit through big 0.2～0.5mm.
Compared with prior art, the beneficial effect of steel wrap style break of the present invention is:
1. tool extractor is the inclined-plane with the stress surface that contacts of power post, and the inner headed face of tool extractor slides to the sleeve pipe periphery when brake, has increased drag friction power; 2. crank link mechanism has increased the tension of lock rope, and the power that two arm of forces are closed up becomes multiple to increase, and has effectively strengthened the brake operating effect; 3. sleeve pipe is provided with two locating slots, and cost is low, is convenient to the construction opening ring, and is more reliable to the control of twining retainer.
Description of drawings
Fig. 1-the 1st, the plan view of steel wrap style break of the present invention;
Fig. 1-2 is the left view of break shown in Fig. 1-1;
Fig. 1-the 3rd, the rear view of break shown in Fig. 1-1;
Fig. 2-1 is that the first trip ring end is to view;
Fig. 2-2 is that the second trip ring end is to view;
Fig. 2-3 is that the 3rd trip ring end is to view;
Fig. 2-4 is that the 4th trip ring end is to view;
Fig. 3-the 1st, sleeve end is to view;
Fig. 3-the 2nd, the axial view of sleeve pipe shown in Fig. 3-1;
Fig. 4-the 1st, the plan view of position shelf;
Fig. 4-the 2nd, the side view of position shelf shown in Fig. 4-1;
Fig. 5-the 1st, connecting-rod head is to view;
Fig. 5-the 2nd, the crank throw end is to view.
The explanation of main parts size and details in the Figure of description of the present invention: 1. first trip ring, 11. first arm of forces, 13. fixing parts, 14. screw hole, 2. second trip ring, 3. the 3rd trip ring, 4. the 4th trip ring, 41. second arm of forces, 43. tool extractors, 45. inclined-plane, 12,15,22,23,33,34,42,44,71,72,82,83 pin shaft holes, 40. bearing pins, 5. position shelf, 51. power post, 52. extension lever, 53. axis holes, 54. bolts hole, 6. sleeve pipe, 61,62 locating slots, 63. handling holes, 7. connecting rod, 8. crank throw, 81. card rope holes.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Shown in Fig. 1-1, Fig. 1-2 and Fig. 1-3, steel wrap style break of the present invention comprises position shelf 5, sleeve pipe 6, four trip rings, connecting rod 7, crank throw 8, bearing pin 40.Wherein, shown in Fig. 2-1, an opening end of first trip ring 1 extends first arm of force, 11, the first arm of forces and is provided with pin shaft hole 15, fixing part 13, and fixing part is provided with screw hole 14, and another opening end is provided with pin shaft hole 12; As Fig. 2-2, two opening ends of second trip ring 2 are provided with pin shaft hole 22 and 23, shown in Fig. 2-3, two opening ends of the 3rd trip ring 3 are provided with pin shaft hole 33 and 34, and shown in Fig. 2-4, an opening end of the 4th trip ring 4 is provided with tool extractor 43, tool extractor is provided with inclined-plane 45, another opening end is provided with pin shaft hole 44, the four trip rings and extends second arm of force, 41, the second arm of forces and be provided with pin shaft hole 42; Adopt hinge to connect between per two adjacent apertures rings, promptly the pin shaft hole 12 on first trip ring aligns with pin shaft hole 22 on second trip ring, pin shaft hole 23 on second trip ring aligns with pin shaft hole 33 on the 3rd trip ring, pin shaft hole 34 on the 3rd trip ring aligns with pin shaft hole 44 on the 4th trip ring, one bearing pin 40 is set in the pin shaft hole of per two alignment, makes above-mentioned four trip rings be superimposed as a winding retainer that has two arm of forces; Shown in Fig. 5-2, an end of crank throw 8 is provided with two pin shaft holes 82,83, and the other end is provided with card rope hole 81; Shown in Fig. 5-1, the two ends of connecting rod 7 respectively are provided with pin shaft hole 71,72; Second arm of force pin shaft hole 42 aligns with crank cotter pin axis hole 82, and crank cotter pin axis hole 83 aligns with link pin axis hole 71, and link pin axis hole 72 aligns with first arm of force pin shaft hole 15, is flexibly connected by bearing pin or bolt.The two end part of bearing pin and pin shaft hole are cone match, and the both ends of the surface of bearing pin are inner concave, are subjected to compression swelling during assembling; Shown in Fig. 3-1 and Fig. 3-2, the cylindrical periphery of sleeve pipe 6 is provided with between 61,62, two locating slots of two locating slots and is provided with handling hole 63, and handling hole can store lubricant oil; Sleeve pipe is embedded in the winding retainer that is made of four trip rings, and first trip ring and the 4th trip ring are installed in respectively on two locating slots, and locating slot has been controlled the stroke that moves axially of trip ring; Shown in Fig. 4-1 and Fig. 4-2, an end of position shelf is provided with axis hole 53, and the other end is provided with bolt hole 54, and the middle part is provided with strong post 51, and the outer end of power post is welded with an extension lever 52, forms a triangle, increases the ability to bear of power post; The position shelf shaft hole sleeve is on axletree, the other end is fixed on the car body by bolt hole, its power post is inserted between the tool extractor and first arm of force, the contacts side surfaces of the axial plane of power post and first arm of force, contacts with the inclined-plane of tool extractor, and the oblique angle on the inclined-plane that tool extractor and power post are stressed is 3 ° to 8 °; The screw hole fixation hollow bolt of first arm of force fixing part is provided with return spring between hollow bolt and the crank throw, and the other end of hollow bolt connects lock rope pipe, and the lock rope passes hollow bolt, return spring, cooperates card rope hole to be fixed on the swinging end of crank throw by bolt.
The working procedure of steel wrap style break of the present invention is described below: during brake, the pulling of the relative lock rope of lock rope pipe, crank throw rotates drivening rod, connecting rod spurs first arm of force, because the interaction of power, crank throw spurs second arm of force simultaneously, two arm of forces are drawn close, and the retainer after the winding is whole to slide, meanwhile, retainer is along with interior circle has been dwindled in the effect of the power of winding, the inner headed face of each trip ring and corresponding sleeve pipe periphery friction twine the power post prevention of retainer servo-actuated by position shelf, and the rotation of sleeve pipe is subjected to surface friction drag, make wheel decelerates, the final realization braked.When unclamping brake, open voluntarily by the reseting elasticity effect of return spring and each trip ring self, return to reset condition.
Above-mentioned embodiment only is schematically, rather than restrictive, and those of ordinary skill in the art under the situation that does not break away from aim of the present invention, can also make a lot of distortion under enlightenment of the present invention, and these all belong within the protection of the present invention.
Claims (5)
1. steel wrap style break comprises position shelf, sleeve pipe, four trip rings, connecting rod, crank throw, bearing pin, and it is characterized in that: first trip ring extends first arm of force, is provided with pin shaft hole, fixing part, screw hole; Second trip ring and the 3rd trip ring are provided with pin shaft hole; The 4th trip ring is provided with tool extractor, inclined-plane, pin shaft hole, extends second arm of force; Second arm of force and crank throw flexibly connect, and crank throw and connecting rod flexibly connect, and the connecting rod and first arm of force flexibly connect; Four trip rings are superimposed as the winding retainer; Sleeve pipe is provided with locating slot, handling hole; Sleeve pipe is embedded in and twines in the retainer, and first trip ring and the 4th trip ring are installed in respectively on two locating slots; Location booster post is inserted between the tool extractor and first arm of force, and the screw hole fixation hollow bolt of first arm of force fixing part is provided with return spring between hollow bolt and the crank throw, and the lock rope is fixed on the swinging end of crank throw.
2. steel wrap style break according to claim 1 is characterized in that: an opening end of first trip ring extends first arm of force, and first arm of force is provided with pin shaft hole, fixing part, and fixing part is provided with screw hole, and another opening end is provided with pin shaft hole; One opening end of the 4th trip ring is provided with tool extractor, and tool extractor is provided with the inclined-plane, and the 4th trip ring extends second arm of force, and second arm of force is provided with pin shaft hole.
3. steel wrap style break according to claim 1, it is characterized in that: second arm of force and crank throw are flexibly connected by bearing pin, one end of crank throw and connecting rod is flexibly connected by bearing pin, the other end of connecting rod and first arm of force are flexibly connected by bearing pin or bolt, the screw hole fixation hollow bolt of first arm of force fixing part, be provided with return spring between hollow bolt and the crank throw, the other end of hollow bolt connects lock rope pipe, the lock rope passes hollow bolt, return spring, cooperates card rope hole to be fixed on the swinging end of crank throw by bolt.
4. steel wrap style break according to claim 1, it is characterized in that: the cylindrical periphery of sleeve pipe is provided with two locating slots, be provided with handling hole between two locating slots, handling hole stores lubricant oil, first trip ring and the 4th trip ring are installed in respectively on two locating slots, formation is slidingly matched, the location groove depth 0.3～0.5mm of sleeve pipe, width is than the big 0.2～0.4mm of trip ring thickness that installs wherein, width between two locating slots is than the little 0.2～0.4mm of thickness of middle two trip rings stack, each trip ring interior outside than the sleeve pipe of its corresponding friction fit through big 0.2～0.5mm.
5. steel wrap style break according to claim 1, it is characterized in that: position shelf one end is enclosed within on the axletree, the other end is fixed on the car body, the middle part is provided with strong post, the outer end of power post is welded with an extension lever, forms a triangle, and the power post is inserted between the tool extractor and first arm of force, the contacts side surfaces of the axial plane of power post and first arm of force, contact with the inclined-plane of tool extractor, the oblique angle on the inclined-plane that tool extractor and power post are stressed is 3 ° to 8 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100704808A CN102022458A (en) | 2009-09-17 | 2009-09-17 | Steel coiled brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100704808A CN102022458A (en) | 2009-09-17 | 2009-09-17 | Steel coiled brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102022458A true CN102022458A (en) | 2011-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100704808A Pending CN102022458A (en) | 2009-09-17 | 2009-09-17 | Steel coiled brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102022458A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279244A (en) * | 2013-07-11 | 2015-01-14 | 通用汽车环球科技运作有限责任公司 | Electrically actuated rotating band torque transmitting mechanism for hybrid and other transmissions |
-
2009
- 2009-09-17 CN CN2009100704808A patent/CN102022458A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279244A (en) * | 2013-07-11 | 2015-01-14 | 通用汽车环球科技运作有限责任公司 | Electrically actuated rotating band torque transmitting mechanism for hybrid and other transmissions |
| CN104279244B (en) * | 2013-07-11 | 2017-04-12 | 通用汽车环球科技运作有限责任公司 | Electrically actuated rotating band torque transmitting mechanism for hybrid and other transmissions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110420 |