CN112677949B - Sleeve type brake device - Google Patents
Sleeve type brake device Download PDFInfo
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- CN112677949B CN112677949B CN202110014247.9A CN202110014247A CN112677949B CN 112677949 B CN112677949 B CN 112677949B CN 202110014247 A CN202110014247 A CN 202110014247A CN 112677949 B CN112677949 B CN 112677949B
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Abstract
The invention relates to the technical field of braking, in particular to a sleeve type braking device which comprises a mounting piece, a first braking piece and a second braking piece which are arranged on the mounting piece in a sliding mode, a control piece arranged on the mounting piece in a sliding mode and a driving adjusting assembly arranged on the control piece, wherein the control piece comprises a first positioning part and a second positioning part, the first positioning part is in butt joint and matching with one side, far away from the second braking piece, of the first braking piece, the second positioning part is in butt joint and matching with one side, far away from the first braking piece, of the second braking piece, when the first braking piece is in butt joint with the first positioning part and the second braking piece, a braking area is formed between the first braking piece and the second braking piece, and the driving adjusting assembly is used for controlling the first braking piece and the second braking piece to be close to each other. Compared with the traditional various brakes, the brake device keeps the advantages of lightness, good hand feeling and labor saving; meanwhile, the structure is simple, the processing is easy, the reliability and the stability are extremely high during the use, the daily inspection is easy, and the maintenance is easy.
Description
Technical Field
The invention relates to the technical field of braking, in particular to a sleeve type braking device.
Background
A brake device (also called a brake) is a general term for all braking and decelerating systems installed in a vehicle, and functions to decelerate or stop the vehicle in running or to keep the stopped vehicle stationary.
The general brake device of integral type mount pad mainly includes integrative brake seat, brake dish in a left side and a right side and sets up the brake block that sets up in brake dish both sides and is used for driving the brake block and is close to two hydraulic pumps of brake dish, however, this type of brake device still has following problem:
1. the brake device needs two oil cylinders, is limited by space, needs deep hole finish machining oil cylinders and multi-direction machining oil ways, and is complex to machine and difficult;
2. because the space between the vehicle frame and the braking device is limited, the piston in the oil cylinder can not be made thick, the length-diameter ratio of the piston is too small, the piston is easy to incline and clamp the shell in use, the faults of single-side piston failure and the like occur, the brake disc can be damaged due to the single-side work of the brake pad, and even the effective braking can not be realized;
3. the piston is in the built-in type, is not easy to be decomposed, is very inconvenient to overhaul when a shell is blocked, can only be used with diseases, and the braking device is directly scrapped when the braking device is serious.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a sleeve type brake device to solve the technical problems that the conventional brake device is complex in structure, is easy to have faults such as single-side working of a brake pad and is difficult to overhaul.
In order to solve the technical problems, the invention adopts the following technical scheme:
a sleeve type brake apparatus comprising:
a mounting member for connecting to a vehicle frame;
a first brake member slidably disposed on the mounting member;
a second braking member slidably disposed on the mounting member, wherein the first braking member and the second braking member are capable of sliding toward or away from each other;
a control member slidably disposed on the mounting member, a straight line formed by a sliding track of the second braking member and a straight line formed by a sliding track of the control member are parallel to each other, the control member includes a first positioning portion and a second positioning portion, the first positioning portion is in abutting fit with a side of the first braking member away from the second braking member, the second positioning portion is in abutting fit with a side of the second braking member away from the first braking member, and when the first braking member abuts against the first positioning portion and the second braking member abuts against the second positioning portion, a braking area for a brake disc to pass through is formed between the first braking member and the second braking member; and
and the driving adjusting assembly is arranged on the control piece and is used for controlling the first braking piece and the second braking piece to be close to each other.
Further, the drive adjustment assembly includes:
the energy transmission piece is arranged on one side, away from the first braking piece, of the second braking piece, is linked with the second braking piece, and is in sliding fit with the control piece; and
the energy supply piece is provided with a first energy output end and a second energy output end, the first energy output end is connected with the energy transmission piece, and the first energy output end is used for driving the energy transmission piece to push the second braking piece to move towards the direction close to the first braking piece; the second energy output end is connected with the control piece and used for driving the control piece to move towards the direction opposite to the moving direction of the energy transmission piece.
Furthermore, an inner cavity is formed in the control piece along the sliding direction of the control piece, the inner cavity penetrates through the control piece, the control piece is provided with a first abdicating hole for a brake disc to penetrate through, and two side faces in the width direction of the first abdicating hole respectively form the first positioning part and the second positioning part; the energy transmission piece is arranged in the inner cavity in a sliding mode.
Further, the one end that the inner chamber kept away from first stopper is provided with the promotion portion, the promotion portion the control with pass the energy spare and enclose and establish the energy supply chamber that forms sealed setting, the control be equipped with the communicating oil transmission hole in energy supply chamber.
Further, the pushing part is detachably connected with the control part.
Further, the mount includes:
the sliding sleeve part is arranged in a hollow manner, the control piece is in sliding fit with the sliding sleeve part, the sliding sleeve part is provided with a mounting hole for a brake disc to penetrate through, and the mounting hole is communicated with a first abdicating hole in the control piece; and
the connecting part is arranged outside the sliding sleeve part and provided with a connecting hole.
Furthermore, the cross section of the inner wall of the sliding sleeve part is non-circular, and the outer wall of the control part is in concave-convex fit with the inner wall of the sliding sleeve part.
Further, slip cover portion is equipped with the card hole, the card hole with the mounting hole sets up relatively, the length in card hole equals with the distance between first location portion and the second location portion, first stopper be provided with the first joint portion of the slip joint in card hole, the second stopper be provided with the second joint portion of the slip joint in card hole.
Further, the braking device further comprises a resetting piece arranged between the first braking piece and the second braking piece, and the resetting piece is used for enabling the first braking piece and the second braking piece to be away from each other.
Further, the reset piece comprises a reset spring, two ends of the reset spring are respectively abutted to the first braking piece and the second braking piece, and when the reset spring is in a natural state, the first braking piece is abutted to the first positioning portion and the second braking piece is abutted to the second positioning portion.
The invention has the beneficial effects that:
firstly, the brake device is simple in structure, assembly can be completed only by mutually mounting the mounting piece and the control piece together and then mounting the first brake piece and the second brake piece, a complex deep hole oil way is not needed, the mounting piece and the control piece are made of aluminum materials through extrusion forming, deep hole processing is not needed, and working procedures and material loss can be reduced;
secondly, the braking device is safe and reliable, when the first braking part and the second braking part are braked, the friction force received by the first braking part and the second braking part is directly transmitted to the mounting part which is directly fixed on the frame and rigidly connected, so that the first braking part, the second braking part and the brake disc are self-adaptive and parallel (different from other non-left and right integrated mounting seat brakes, the brake disc cannot be deformed and damaged); the single energy transmission piece works to ensure that the two sides of the brake disc always bear the same force, so that the brake disc is not deformed and damaged during braking, and the long-term use stability of the brake disc is ensured; meanwhile, the energy transfer piece can be made into any length-diameter ratio as required without space limitation, so that the energy transfer piece is prevented from being clamped, and the brake is safe and reliable;
the second brake part moves firstly when braking, stops moving after contacting with a brake disc, and then the first brake part moves leftwards under the driving of the control part, so that the normal operation of the braking device can be judged by observing that the control part moves relative to the mounting part when braking, and the observed moving end is arranged on the outer side of the frame, so that the checking is easy;
and fourthly, the maintenance is easy, the braking device is detached from the frame during maintenance, the first braking part and the second braking part are taken out, the control part can slide out of the mounting part, and any required cleaning and maintenance can be performed at the moment.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
fig. 3 is a full sectional view of the present invention.
Description of reference numerals: 10. a mounting member; 11. a sliding sleeve portion; 111. mounting holes; 112. a clamping hole; 12. a connecting portion; 121. connecting holes; 20. a first stopper; 21. a first clamping part; 30. a second stopper; 31. a second clamping part; 40. a control member; 41. a first positioning portion; 42. a second positioning portion; 43. a first abdicating hole; 44. a second abdicating hole; 45. a pushing part; 46. an oil transfer hole; 50. driving the adjustment assembly; 51. an energy transfer member; 52. an energy supply cavity; 60. a reset member.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, e.g., the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc., refer to an orientation or position based on that shown in the drawings, are for convenience of description only and are not to be construed as limiting of the present disclosure.
The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the description of the above figures are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential order. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the description and claims of the present invention and in the description of the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it may be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.
Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Examples
As shown in fig. 1 to 3, the present invention provides a sleeve type brake apparatus, including:
a mounting member 10 for attachment to a vehicle frame;
a first stopper 20 slidably provided to the mounting member 10;
a second stopper 30 slidably provided to the mounting member 10, the first stopper 20 and the second stopper 30 being slidable in a direction to approach or separate from each other;
the brake device comprises a control member 40 which is slidably arranged on the mounting member 10, a straight line formed by a sliding track of the second braking member 30 and a straight line formed by a sliding track of the control member 40 are parallel to each other, the control member 40 comprises a first positioning part 41 and a second positioning part 42, the first positioning part 41 is in butt fit with one side, away from the second braking member 30, of the first braking member 20, the second positioning part 42 is in butt fit with one side, away from the first braking member 20, of the second braking member 30, and when the first braking member 20 is in butt fit with the first positioning part 41 and the second braking member 30 is in butt fit with the second positioning part 42, a brake area for a brake disc to pass through is formed between the first braking member 20 and the second braking member 30; and
and a driving adjustment assembly 50 provided to the control member 40, the driving adjustment assembly 50 being used to control the first braking member 20 and the second braking member 30 to approach each other.
When installed, the mounting member 10 is mounted to the frame of a vehicle, such as but not limited to a bicycle, and then adjusted in position so that a brake disc can be placed in the braking area (the brake disc is held a small distance from the first and second braking members 20 and 30). In use, by controlling the driving adjustment assembly 50, the driving adjustment assembly 50 controls the first braking member 20 and the second braking member 30 to approach each other to clamp the brake disc, thereby achieving the braking effect. Compared with the traditional various brakes, the brake device keeps the advantages of lightness, good hand feeling and labor saving; meanwhile, the structure is simple, the processing is easy, the reliability and the stability are extremely high during the use, the daily inspection is easy, and the maintenance is easy.
As shown in fig. 3, the driving adjustment assembly 50 includes:
the energy transmission piece 51 is arranged on one side of the second braking piece 30, which is far away from the first braking piece 20, the energy transmission piece 51 is connected with the second braking piece 30, and the energy transmission piece 51 is in sliding fit with the control piece 40; and
the energy supply part is provided with a first energy output end and a second energy output end (not marked in the figure), the first energy output end is connected with the energy transmission part 51, and the first energy output end is used for driving the energy transmission part 51 to push the second braking part 30 to move towards the direction close to the first braking part 20; a second energy output is connected to the control member 40 for driving the control member 40 to move in a direction opposite to the direction of movement of the energy transmission member 51.
During specific braking, the first output end of the energy supplying part can drive the energy transmitting part 51 to slide, so that the second braking part 30 moves towards the direction close to the first braking part 20 until the second braking part 30 abuts against a brake disc, at this time, under the action of a reaction force, the second output end of the energy supplying part can push the control part 40 to move towards the direction opposite to the moving direction of the energy transmitting part 51, so that the first positioning part 41 pushes the first braking part 20 to move towards the direction close to the second braking part 30 until the first braking part 20 abuts against the brake disc, at this time, the energy supplying part applies power again, so that the first braking part 20 and the second braking part 30 can clamp the brake disc, and the power is applied through the energy supplying part, so that the friction force among the first braking part 20, the second braking part 30 and the brake disc can be adjusted, and the braking effect is achieved. The brake device works by adopting the single energy transmission piece 51, and can ensure that the two sides of the brake disc always bear the same force, so the brake disc is not deformed and damaged during braking, and the long-term use stability of the brake disc is ensured; meanwhile, the energy transmission piece 51 can be made into any length-diameter ratio as required without space limitation, so that the energy transmission piece 51 is prevented from being jammed, and the brake is safe and reliable.
In this embodiment, the control member 40 is provided with an inner cavity along the sliding direction thereof, the inner cavity penetrates through the control member 40, the control member 40 is provided with a first abdicating hole 43 for a brake disc to penetrate, and two side surfaces of the first abdicating hole 43 in the width direction respectively form a first positioning portion 41 and a second positioning portion 42; the energy transmission member 51 is slidably disposed in the inner cavity. Particularly, the control member 40 is provided with an inner cavity, so that the use of materials for the control member 40 can be reduced, and the production cost can be reduced. The first receding hole 43 is a strip-shaped hole and is disposed along the radial direction of the control member 40, so that the first braking member 20 and the second braking member 30 can be conveniently mounted on the control member 40, and the assembly is very convenient.
In this embodiment, a pushing portion 45 is disposed at an end of the inner cavity away from the first braking member 20, the pushing portion 45, the control member 40 and the energy transmission member 51 enclose an energy supply cavity 52 forming a sealed arrangement, and the control member 40 is provided with an oil delivery hole 46 communicating with the energy supply cavity 52. Specifically, the energy transmission member 51 is a cylindrical piston cylinder, and is not easy to be laterally clamped during sliding, and a mechanical seal is adopted between the energy transmission member 51 and the control member 40. The pushing part 45, the control part 40 and the energy transmission part 51 enclose an energy supply cavity 52 which forms a sealed arrangement, wherein the energy supply part can be a hydraulic system, oil is injected and pressurized into the energy supply cavity 52 through an oil injection hole, firstly, hydraulic oil pushes the energy transmission part 51 to slide, and then the second braking part 30 moves towards the direction close to the first braking part 20 until the second braking part 30 abuts against a brake disc; then under the action of the reaction force, the hydraulic oil pushes the control member 40 to move in the direction opposite to the moving direction of the energy transmission member 51, and then the first positioning portion 41 pushes the first braking member 20 to move in the direction close to the second braking member 30 until the first braking member 20 abuts against the brake disc, and at this time, the oil pressure of the energy supply cavity 52 is increased, so that the first braking member 20 and the second braking member 30 can clamp the brake disc, and the braking effect can be adjusted. By adjusting the oil pressure of the power supply chamber 52, the braking effect of the first brake member 20 and the second brake member 30 can be adjusted. In other embodiments, the energizing member may be a hydraulic cylinder or other direct linear drive mechanism disposed directly on the control member 40. The control member 40 is formed by extrusion molding of aluminum, the energy supply cavity can be formed during extrusion molding of aluminum, deep hole machining is not needed, and working procedures and material loss can be reduced.
In order to facilitate the inspection of the interior of the energy supply chamber 52, the push portion 45 is in this embodiment screwed to the control member 40. Specifically, the pushing portion 45 may be a bolt, and is very convenient to assemble and disassemble. The pushing part 45 can protrude out of the end part of the mounting part 10 during braking, whether the pushing part 45 protrudes out of the mounting part 10 during braking can be observed to judge whether the device breaks down or not during daily inspection, and the maintenance is simple. In other embodiments, the pushing portion 45 and the control member 40 may be connected by other fastening means.
As shown in fig. 3, the mount 10 includes:
the sliding sleeve part 11 is arranged in a hollow mode, the control part 40 is in sliding fit with the sliding sleeve part 11, the sliding sleeve part 11 is provided with a mounting hole 111 for a brake disc to penetrate into, the mounting hole 111 is communicated with the first abdicating hole 43, and the mounting hole 111 is a half-ring opening so that the brake disc can be conveniently placed into; and
and a connecting portion 12 provided outside the sliding sleeve portion 11, the connecting portion 12 being provided with a connecting hole 121.
In this embodiment, the mounting member 10 may be formed by extrusion molding of aluminum, the mounting member 10 may be fixed to the frame of the vehicle through the connecting hole 121, the control member 40 is slidably fitted to the sleeve portion 11, the assembly is very convenient, and the maintenance is also very convenient, and it is only necessary to observe whether the control member 40 and the mounting member 10 are relatively moved during braking.
In order to improve the braking effect, the cross section of the inner wall of the sliding sleeve part 11 is non-circular, and the outer wall of the control member 40 is in concave-convex fit with the inner wall of the sliding sleeve part 11. Specifically, the cross section of the control member 40 is oval, the control member 40 is not easy to rotate relative to the mounting member 10, and when the first braking member 20 and the second braking member 30 clamp the brake disc, the first braking member 20 and the second braking member 30 do not drive the control member 40 to rotate.
As shown in fig. 1 and 3, the sliding sleeve portion 11 is provided with a clamping hole 112, the clamping hole 112 is disposed opposite to the mounting hole 111, the length of the clamping hole 112 is equal to the distance between the first positioning portion 41 and the second positioning portion 42, the first braking member 20 is provided with a first clamping portion 21 in sliding clamping with the clamping hole 112, and the second braking member 30 is provided with a second clamping portion 31 in sliding clamping with the clamping hole 112. Specifically, the card hole 112 is the bar hole that sets up along installed part 10 axial, and first joint portion 21 and the setting of the protruding card hole 112 of second joint portion 31, and when first stopper 20 and the braking of second stopper 30, the frictional force that receives directly passes to on the installed part 10, and the installed part 10 is the rigid connection of snap-on the frame, can guarantee first stopper 20, second stopper 30 and the absolute parallel of brake dish. The control member 40 is provided with a second yielding hole 44 for the first positioning portion 41 and the second positioning portion 42 to pass through, the second yielding hole 44 is opposite to the first yielding hole 43, and the second yielding hole 44 coincides with the clamping hole 112. During assembly, the first braking member 20 and the second braking member 30 are respectively inserted into the mounting hole 111, the first clamping portion 21 and the second clamping portion 31 sequentially pass through the first yielding hole 43, the second yielding hole 44 and the clamping hole 112, finally, the first braking member 20 abuts against the first positioning portion 41, and the second braking member 30 abuts against the second positioning portion 42. The brake device is very simple and convenient to assemble and disassemble, and is convenient to clean, maintain and overhaul.
As shown in fig. 1 and 3, in order to prevent the first and second braking members 20 and 30 from contacting a brake disc when not braking, the braking apparatus includes a restoring member 60 disposed between the first and second braking members 20 and 30, the restoring member 60 serving to move the first and second braking members 20 and 30 away from each other. Specifically, the return member 60 includes a return spring, both ends of which abut the first stopper 20 and the second stopper 30, respectively, and when the return spring is in a natural state, the first stopper 20 abuts the first positioning portion 41 and the second stopper 30 abuts the second positioning portion 42. In this embodiment, the return spring is a V-shaped elastic sheet, the middle portion of the V-shaped elastic sheet protrudes out of the clamping hole 112, and the side surfaces of the first braking member 20 and the second braking member 30 close to each other are respectively provided with a positioning groove for installing the V-shaped elastic sheet, so that the assembly is facilitated.
Preferably, the sides of the first and second brake members 20 and 30 adjacent to each other are respectively provided with a first and second abutting member (not labeled in the figures) for increasing friction force, the first and second abutting member may be a rubber block, and the thickness of the first and second abutting member may provide a mounting space for mounting the return spring.
It will be appreciated that the operating principle of this kind of telescopic brake is substantially as follows:
when the energy supply cavity 52 is filled with oil and pressurized through the oil filling hole, firstly, the hydraulic oil pushes the energy transmission piece 51 to slide, and then the second braking part 30 moves towards the direction close to the first braking part 20 until the second braking part 30 abuts against a brake disc; then under the action of the reaction force, the hydraulic oil pushes the control member 40 to move in the direction opposite to the moving direction of the energy transmission member 51, and then the first positioning portion 41 pushes the first braking member 20 to move in the direction close to the second braking member 30 until the first braking member 20 abuts against the brake disc, and at this time, the oil pressure of the energy supply cavity 52 is increased, so that the first braking member 20 and the second braking member 30 can clamp the brake disc, and the braking effect can be adjusted.
Compared with the prior art, the sleeve type brake device at least has the following beneficial effects:
firstly, the brake device is simple in structure, the mounting part 10 and the control part 40 are only required to be nested together, then the first brake part 20 and the second brake part 30 are mounted, the assembly can be completed, no complex deep hole oil circuit exists, the mounting part 10 and the control part 40 are made by aluminum extrusion forming, the oil injection hole can be made during the aluminum extrusion forming, deep hole processing is not required, and the working procedures and material loss can be reduced;
secondly, the braking device is safe and reliable, when the first braking part 20 and the second braking part 30 brake, the friction force is directly transmitted to the mounting part 10, and the mounting part 10 is directly fixed on the frame and rigidly connected, so that the first braking part 20 and the second braking part 30 are self-adaptive and parallel to the brake disc (different from other non-left and right integrated mounting seat brakes, the brake disc is not deformed and damaged); the single energy transmission piece 51 works to ensure that the two sides of the brake disc always bear the same force, so that the brake disc is not deformed and damaged during braking, and the long-term use stability of the brake disc is ensured; meanwhile, the energy transmission member 51 can be made into any length-diameter ratio as required without space limitation, so that the energy transmission member 51 is prevented from being jammed, and the brake is safe and reliable;
thirdly, the checking is easy, when the brake is performed, the second brake part 30 firstly moves to stop moving after contacting with a brake disc, and then the first brake part 20 moves leftwards under the driving of the control part 40, so that the normal operation of the brake device can be judged by observing that the control part 40 moves relative to the mounting part 10 when the brake is performed in daily checking, and the moving end of the observation is arranged on the outer side of the frame, so that the checking is easy;
fourthly, the maintenance is easy, when the braking device is detached from the frame during maintenance, the first braking part 20 and the second braking part 30 are taken out, the control part 40 can slide out of the mounting part 10, and any required cleaning and maintenance can be carried out at the moment.
All the technical features in the embodiment can be freely combined according to actual needs.
The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.
Claims (10)
1. A sleeve type brake device, characterized in that: the method comprises the following steps:
a mounting member for connecting to a vehicle frame;
a first brake member slidably disposed on the mounting member;
a second braking member slidably disposed on the mounting member, wherein the first braking member and the second braking member are capable of sliding toward or away from each other;
a control member slidably disposed on the mounting member, a straight line formed by a sliding track of the second braking member and a straight line formed by a sliding track of the control member are parallel to each other, the control member includes a first positioning portion and a second positioning portion, the first positioning portion is in abutting fit with a side of the first braking member away from the second braking member, the second positioning portion is in abutting fit with a side of the second braking member away from the first braking member, and when the first braking member abuts against the first positioning portion and the second braking member abuts against the second positioning portion, a braking area for a brake disc to pass through is formed between the first braking member and the second braking member; and
and the driving adjusting assembly is arranged on the control piece and is used for controlling the first braking piece and the second braking piece to be close to each other.
2. The telescopic brake as claimed in claim 1, wherein: the drive adjustment assembly includes:
the energy transmission piece is arranged on one side, away from the first braking piece, of the second braking piece, is linked with the second braking piece, and is in sliding fit with the control piece; and
the energy supply piece is provided with a first energy output end and a second energy output end, the first energy output end is connected with the energy transmission piece, and the first energy output end is used for driving the energy transmission piece to push the second braking piece to move towards the direction close to the first braking piece; the second energy output end is connected with the control piece and used for driving the control piece to move towards the direction opposite to the moving direction of the energy transmission piece.
3. The telescopic brake as claimed in claim 2, wherein: the control piece is provided with an inner cavity along the sliding direction of the control piece, the inner cavity penetrates through the control piece, the control piece is provided with a first abdicating hole for a brake disc to penetrate through, and two side surfaces of the first abdicating hole in the width direction respectively form the first positioning part and the second positioning part; the energy transmission piece is arranged in the inner cavity in a sliding mode.
4. The telescopic brake as claimed in claim 3, wherein: the inner chamber is kept away from the one end of first stopper is provided with promotion portion, promotion portion the control with pass the energy spare and enclose the energy supply chamber of establishing formation sealed setting, the control be equipped with the communicating oil transportation hole in energy supply chamber.
5. The telescopic brake as claimed in claim 4, wherein: the pushing part is detachably connected with the control part.
6. The telescopic brake as claimed in claim 5, wherein: the mount includes:
the sliding sleeve part is arranged in a hollow manner, the control piece is in sliding fit with the sliding sleeve part, the sliding sleeve part is provided with a mounting hole for a brake disc to penetrate through, and the mounting hole is communicated with a first abdicating hole in the control piece; and
the connecting part is arranged outside the sliding sleeve part and provided with a connecting hole.
7. The telescopic brake as claimed in claim 6, wherein: the cross section of the inner wall of the sliding sleeve part is non-circular, and the outer wall of the control part is in concave-convex fit with the inner wall of the sliding sleeve part.
8. The telescopic brake as claimed in claim 6, wherein: slip cover portion is equipped with the card hole, the card hole with the mounting hole sets up relatively, the length in card hole equals with the distance between first location portion and the second location portion, first stopper be provided with the first joint portion of the slip joint in card hole, the second stopper be provided with the second joint portion of the slip joint in card hole.
9. The telescopic brake as claimed in any one of claims 1 to 8, wherein: the braking device further comprises a resetting piece arranged between the first braking piece and the second braking piece, and the resetting piece is used for enabling the first braking piece and the second braking piece to be away from each other.
10. The telescopic brake as claimed in claim 9, wherein: the reset piece comprises a reset spring, two ends of the reset spring are respectively abutted to the first braking piece and the second braking piece, and when the reset spring is in a natural state, the first braking piece is abutted to the first positioning portion and the second braking piece is abutted to the second positioning portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110014247.9A CN112677949B (en) | 2021-01-06 | 2021-01-06 | Sleeve type brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110014247.9A CN112677949B (en) | 2021-01-06 | 2021-01-06 | Sleeve type brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112677949A CN112677949A (en) | 2021-04-20 |
| CN112677949B true CN112677949B (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110014247.9A Active CN112677949B (en) | 2021-01-06 | 2021-01-06 | Sleeve type brake device |
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| CN (1) | CN112677949B (en) |
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| DE29804394U1 (en) * | 1998-03-13 | 1999-07-22 | Magenwirth Gmbh Co Gustav | Disc brakes for vehicles, especially bicycles |
| CN203127081U (en) * | 2013-03-11 | 2013-08-14 | 温州力邦企业有限公司 | Brake caliper of integral type bicycle |
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| CN203902766U (en) * | 2014-04-21 | 2014-10-29 | 兰溪市捷克运动器材制造有限公司 | Adsorption type bidirectional resetting braking device |
| CN105909698A (en) * | 2015-02-24 | 2016-08-31 | 株式会社岛野 | disc brake caliper, disc brake caliper group and |
| CN105197165A (en) * | 2015-09-25 | 2015-12-30 | 温州市明派车辆部件有限公司 | Mechanical disc brake device |
| CN205737933U (en) * | 2016-06-17 | 2016-11-30 | 陈瑞斌 | Double dynamic mechanical type disc brake apparatus |
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| CN209159910U (en) * | 2018-10-08 | 2019-07-26 | 天心工业股份有限公司 | Bicycle disc brake calipers |
| CN110454524A (en) * | 2019-08-20 | 2019-11-15 | 三一重型装备有限公司 | Brake, braking system and vehicle |
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| CN112677949A (en) | 2021-04-20 |
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