阅读说明：本技术 一种新能源纯电动汽车专用的电磁刹车总成 (Electromagnetic brake assembly special for new energy pure electric vehicle ) 是由 麦李国栋 于 2021-11-08 设计创作，主要内容包括：本发明公开了一种新能源纯电动汽车专用的电磁刹车总成,包括电磁制动器本体,电磁制动器本体外侧固定有安装板,且电磁制动器本体内设有闸轮,还包括多个等角度固定在闸轮内连接轴外侧的限位条、散热机构、蓄力机构和联动组件,散热机构安装于闸轮内连接轴外侧,蓄力机构安装于闸轮内连接轴外侧,并与散热机构连接,用于对散热机构进行位置调节的联动组件安装于安装板上,并与散热机构对接,本发明通过在现有电磁制动器本体外侧安装散热机构,实现对闸轮外侧提供一个风吹散热的功能,同时配合蓄力机构作用,使得在电磁制动时,散热机构还能继续工作一段时间,将抱闸摩擦产生的热量进行排走,从而避免摩擦产生的热量大量聚集。(The invention discloses an electromagnetic brake assembly special for a new energy pure electric vehicle, which comprises an electromagnetic brake body, wherein a mounting plate is fixed on the outer side of the electromagnetic brake body, a brake wheel is arranged in the electromagnetic brake body, and the electromagnetic brake assembly also comprises a plurality of limiting strips, a heat dissipation mechanism, a force storage mechanism and linkage components which are fixed on the outer side of a brake wheel inner connecting shaft at equal angles, wherein the heat dissipation mechanism is arranged on the outer side of the brake wheel inner connecting shaft, the force storage mechanism is arranged on the outer side of the brake wheel inner connecting shaft and connected with the heat dissipation mechanism, and the linkage components for adjusting the position of the heat dissipation mechanism are arranged on the mounting plate and are butted with the heat dissipation mechanism. The heat generated by the friction of the band-type brake is discharged, so that the heat generated by the friction is prevented from being accumulated in a large amount.)

1. The utility model provides a dedicated electromagnetic brake assembly of new forms of energy pure electric vehicles, includes:

the brake comprises an electromagnetic brake body (1), wherein a mounting plate (2) is fixed on the outer side of the electromagnetic brake body (1), and a brake wheel (3) is arranged in the electromagnetic brake body (1);

it is characterized by also comprising:

a plurality of limiting strips (4) which are fixed at the outer side of the connecting shaft in the brake wheel (3) at equal angles;

the heat dissipation mechanism (5) is used for continuously dissipating heat when the brake wheel (3) is braked, and the heat dissipation mechanism (5) is arranged on the outer side of the connecting shaft in the brake wheel (3);

the power storage mechanism (6) is used for driving the heat dissipation mechanism (5), and the power storage mechanism (6) is arranged on the outer side of the connecting shaft in the brake wheel (3) and connected with the heat dissipation mechanism (5);

and the linkage assembly (7) is used for adjusting the position of the heat dissipation mechanism (5), and the linkage assembly (7) is arranged on the mounting plate (2) and is in butt joint with the heat dissipation mechanism (5).

2. The electromagnetic brake assembly special for the new-energy pure electric vehicle according to claim 1, characterized in that: the heat dissipation mechanism (5) comprises a connecting plate (8) which is sleeved on the outer side of a connecting shaft in the brake wheel (3) in a sliding manner, the bottom of the connecting plate (8) is connected with the linkage assembly (7), an inner pipe (9) which is sleeved on the outer side of the connecting shaft in the brake wheel (3) in a sliding manner is inserted in the connecting plate (8) in a rotating manner, a plurality of limiting openings (10) are formed in the positions of the outer end of the inner pipe (9) corresponding to the limiting strips (4), a mounting sleeve (11) is sleeved on the outer side of the outer end of the inner pipe (9), a plurality of fan blades (12) are mounted on the outer side of the mounting sleeve (11), a plurality of linkage strips (13) matched with the limiting strips (4) are fixed in the mounting sleeve (11), sliding strips (14) are fixed on the inner side of the linkage strips (13), and sliding grooves (15) matched with the sliding strips (14) are formed in the outer side of the inner pipe (9), and connecting pieces (16) are fixed at the tail ends of the plurality of linkage strips (13) and are connected with the force storage mechanism (6) through the connecting pieces (16).

3. The electromagnetic brake assembly special for the new-energy pure electric vehicle according to claim 2, characterized in that: the fan blade (12) is including fixing coiled pipe (17) in installation cover (11) outside, the coiled pipe (17) outside is fixed with fan piece (18), just install heavy object ball (19) in the coiled pipe (17).

4. The electromagnetic brake assembly special for the new-energy pure electric vehicle according to claim 2, characterized in that: connecting piece (16) include go-between (21), inner tube (9) outside is fixed with trapezoidal gear (22), and is a plurality of linkage strip (13) tail end be fixed with trapezoidal gear (22) outer end engaged with ring gear (23), go-between (21) cover is in the inner tube (9) outside, just go-between (21) inboard be fixed with trapezoidal gear (22) outer end engaged with outer ring gear (41), go-between (21) inboard is fixed with a plurality of correspondences link block (24) of spacing strip (4), and is a plurality of link block (24) inboard is fixed with sliding block (25), open the inner tube (9) outside have with rotating groove (26) of sliding block (25) looks adaptation, go-between (21) outer end with hold up power mechanism (6) butt joint.

5. The electromagnetic brake assembly special for the new-energy pure electric vehicle according to claim 1, characterized in that: hold power mechanism (6) cup joint including rotating ring (20) in go-between (21) outside and fixing circle frame (27) in connecting plate (8) outside, circle frame (27) internal fixation has a plurality of spacing archs (28), just be equipped with in circle frame (27) with a plurality of spacing archs (28) looks joint hold power board (29), inner tube (9) outside cover has a plurality of rubber strips (30), and is a plurality of rubber strip (30) both ends all be fixed with go-between (21) with connecting plate (8) looks fixed rubber pad, circle frame (27) outside be fixed with a plurality of with rotating ring (20) looks fixed connecting rod (31).

6. The electromagnetic brake assembly special for the new-energy pure electric vehicle according to claim 5, characterized in that: the outer end of the limiting bulge (28) is of a spherical structure, and the length of the limiting bulge (28) is smaller than the thickness of the inner cavity of the round frame (27).

7. The electromagnetic brake assembly special for the new-energy pure electric vehicle according to claim 1, characterized in that: the linkage assembly (7) comprises a sliding plate (32) fixed to the bottom of the connecting plate (8), a sliding rod (33) is inserted into the bottom of the sliding plate (32) in a sliding mode, the two ends of the sliding rod (33) are fixed to the surface of the connecting plate (8) through mounting blocks, one end, away from the limiting strip (4), of the sliding rod (33) is sleeved with a tension spring (34) abutting against the sliding plate (32), a linkage rope (35) is fixed to the outer end of the sliding plate (32), a plurality of steering shafts (36) are fixed to the mounting plate (2), the linkage rope (35) is wound on the outer sides of the steering shafts (36), a linkage rod (37) is rotatably installed on the outer side of the bottom of the electromagnetic brake body (1), a sector plate (38) is fixed to the outer side of the linkage rod (37), a linkage wheel (42) is fixed to the tail end of the linkage rod (37), and a driving wheel (43) meshed with the linkage wheel (42) is fixed to the outer end of a rotating shaft of the linkage rod (37), the outer end of the linkage rope (35) is fixed with the outer end of the sector plate (38), and a casing (39) which is sleeved with the linkage rope (35) is fixed on the outer side of the sector plate (38).

8. The electromagnetic brake assembly special for the new-energy pure electric vehicle according to claim 7, characterized in that: and a limiting sleeve (40) used for limiting the linkage rope (35) is fixed on the surface of the mounting plate (2).

Technical Field

The invention relates to the technical field of electromagnetic braking, in particular to an electromagnetic braking assembly special for a new energy pure electric vehicle.

Background

The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by using a motor, and meets various requirements of road traffic and safety regulations. Because the influence on the environment is smaller than that of the traditional automobile, the prospect is widely seen.

Electromagnetic brake refers to one or two neodymium magnet strips with strong magnetic force. When a metal sheet (usually copper or copper-aluminum alloy) cuts a magnetic induction wire, eddy current can be generated inside the metal, a magnetic field is generated to resist movement, a motor bearing is clamped through a brake shoe to realize braking, and due to the structural design, when braking is carried out, resistance is generated by using the brake shoe to extrude and rub to brake, so that a large amount of heat is generated, a fan in the motor usually rotates according to the rotation of a motor shaft, when the motor bearing brakes, a cooling fan stops rotating, so that a large amount of heat is accumulated, the temperature is increased, electric appliances in an electronic brake assembly are more, and electric appliance elements are easily damaged due to long-term high temperature.

Disclosure of Invention

The invention aims to provide an electromagnetic brake assembly special for a new-energy pure electric vehicle, which can continuously dissipate heat to avoid heat accumulation during braking, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dedicated electromagnetic brake assembly of new forms of energy pure electric vehicles, includes the electromagnetic braking ware body, the electromagnetic braking ware body outside is fixed with the mounting panel, just this internal brake wheel that is equipped with of electromagnetic braking ware still includes a plurality of equal angle fixes spacing, heat dissipation mechanism, the power mechanism and the linkage subassembly of holding in the brake wheel in-connection coupling spindle outside, be used for can also continue radiating during the brake wheel band-type brake heat dissipation mechanism install in the brake wheel in-connection coupling spindle outside, be used for right heat dissipation mechanism carries out the driven hold power mechanism install in the brake wheel in-connection coupling spindle outside, and with heat dissipation mechanism connects, is used for carrying out position control to heat dissipation mechanism linkage subassembly install in on the mounting panel, and with the butt joint of heat dissipation mechanism.

Preferably, the heat dissipation mechanism comprises a connecting plate which is sleeved outside the brake wheel inner connecting shaft in a sliding manner, the bottom of the connecting plate is connected with the linkage assembly, an inner tube which is sleeved outside the brake wheel inner connecting shaft in a sliding manner is inserted in the connecting plate, the outer end of the inner tube corresponds to multiple limiting ports are formed in the positions of the limiting strips, an installation sleeve is sleeved outside the outer end of the inner tube, multiple blades are installed outside the installation sleeve, multiple linkage strips matched with the limiting strips are fixed in the installation sleeve, a sliding strip is fixed on the inner side of each linkage strip, a sliding groove matched with the sliding strip is formed in the outer side of the inner tube, multiple connecting pieces are fixed at the tail ends of the linkage strips, the connecting pieces are connected with the power storage mechanism, and heat dissipation of the brake wheel region is achieved through the heat dissipation mechanism.

Preferably, the flabellum is including fixing the coiled pipe in the installation cover outside, the coiled pipe outside is fixed with the fan piece, just install the heavy object ball in the coiled pipe, the heavy object ball moves the outermost end because of inertia, after the brake, can continue to drive the fan piece rotation through the inertia of heavy object ball.

Preferably, the connecting piece includes the go-between, the inner tube outside is fixed with trapezoidal gear, and is a plurality of linkage strip tail end be fixed with trapezoidal gear outer end engaged with ring gear, the go-between cover is in the inner tube outside, just the go-between inboard be fixed with trapezoidal gear outer end engaged with outer ring gear, the go-between inboard is fixed with a plurality of correspondences the linkage piece of spacing, and is a plurality of the linkage piece inboard is fixed with the sliding block, open the inner tube outside have with the rotation groove of sliding block looks adaptation, the go-between outer end with hold the butt joint of power mechanism, realize through the connecting piece to be connected with holding power mechanism for when follow-up holding power mechanism releases, can drive the mounting sleeve and continue to rotate.

Preferably, hold power mechanism cup joints including rotating the swivel becket in the go-between outside with fix the circle frame in the connecting plate outside, the circle frame internal fixation has a plurality of spacing archs, just be equipped with in the circle frame with a plurality of the power board is held to spacing protruding looks joint, inner tube outside cover has a plurality of rubber strips, and is a plurality of rubber strip both ends all be fixed with the go-between with the rubber pad that the connecting plate is fixed mutually, the circle frame outside be fixed with a plurality of with the connecting rod that the swivel becket is fixed mutually realizes holding power through holding power mechanism for during follow-up brake, release drive power makes heat dissipation mechanism can continue the heat dissipation that the brake produced.

Preferably, spacing protruding outer end is spherical structure, just spacing protruding length is less than the inner chamber thickness of circle frame for hold the power board and can remove in the circle frame, break away from spacing arch when can realizing holding simultaneously.

Preferably, the linkage assembly comprises a sliding plate fixed at the bottom of the connecting plate, a sliding rod is inserted at the bottom of the sliding plate in a sliding manner, two ends of the sliding rod are fixed on the surface of the connecting plate through mounting blocks, one end of the sliding rod, which is far away from the limiting strip, is sleeved with a tension spring which is abutted against the sliding plate, a linkage rope is fixed at the outer end of the sliding plate, a plurality of steering shafts are fixed on the mounting plate, the linkage rope is wound on the outer sides of the steering shafts, a linkage rod is rotatably mounted at the outer side of the bottom of the electromagnetic brake body, a sector plate is fixed at the outer side of the linkage rod, a linkage wheel is fixed at the tail end of the linkage rod, a driving wheel meshed with the linkage wheel is fixed at the outer end of the rotation shaft of the brake shoe, the outer end of the linkage rope is fixed at the outer end of the sector plate, and a casing sleeved with the linkage rope is fixed at the outer side of the sector plate, the front and back movement adjustment of the connecting plate by the linkage of the opening and closing actions of the brake shoes is realized through the linkage component.

Preferably, the surface of the mounting plate is fixed with a limiting sleeve for limiting the linkage rope, so that the linkage rope can move more stably.

Compared with the prior art, the invention has the beneficial effects that:

according to the electromagnetic brake, the heat dissipation mechanism is arranged on the outer side of the existing electromagnetic brake body, so that a wind blowing heat dissipation function is provided for the outer side of the brake wheel, and meanwhile, the heat dissipation mechanism is matched with the action of the force storage mechanism, so that the heat dissipation mechanism can continue to work for a period of time during electromagnetic braking, heat generated by friction of the band-type brake is discharged, and accordingly, a large amount of heat generated by friction is prevented from being accumulated.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the electromagnetic brake of the present invention with the electromagnetic brake body removed;

FIG. 3 is a schematic view of a linkage assembly according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a schematic view of a connection structure of a heat dissipating assembly and a power accumulating mechanism according to the present invention;

FIG. 6 is a schematic view of a partial cross-sectional structure of the heat dissipation mechanism of the present invention;

FIG. 7 is a partial cross-sectional structural view of a connector according to the present invention;

FIG. 8 is a schematic view of a trapezoidal gear of the present invention;

FIG. 9 is a schematic structural view of a power accumulating mechanism of the present invention;

FIG. 10 is a schematic view of the inner tube structure of the present invention.

In the figure: 1-an electromagnetic brake body; 2-mounting a plate; 3-brake wheel; 4-a limiting strip; 5-a heat dissipation mechanism; 6-a force storage mechanism; 7-a linkage assembly; 8-connecting plates; 9-inner tube; 10-a limit port; 11-mounting a sleeve; 12-fan blades; 13-linkage bar; 14-a slide bar; 15-a sliding groove; 16-a connector; 17-a serpentine tube; 18-fan blades; 19-weight ball; 20-a rotating ring; 21-a connecting ring; 22-trapezoidal gear; 23-a toothed ring; 24-a linkage block; 25-a slider; 26-a rotating groove; 27-round frame; 28-a limit bump; 29-force storage plate; 30-rubber strips; 31-a connecting rod; 32-a sliding plate; 33-a slide bar; 34-a tension spring; 35-a linkage rope; 36-a steering shaft; 37-linkage bar; 38-sector plates; 39-a housing; 40-a limiting sleeve; 41-external gear ring; 42-linkage wheel; 43-driving wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 and 10, an electromagnetic brake assembly dedicated for a new energy pure electric vehicle in the drawings includes an electromagnetic brake body 1, a mounting plate 2 is fixed on an outer side of the electromagnetic brake body 1, a brake wheel 3 is arranged in the electromagnetic brake body 1, a plurality of limiting strips 4 fixed on an outer side of a connecting shaft in the brake wheel 3 at equal angles, a heat dissipation mechanism 5, a power storage mechanism 6 and a linkage assembly 7, the heat dissipation mechanism 5 for continuing heat dissipation when the brake wheel 3 is in a contracting brake is installed on an outer side of the connecting shaft in the brake wheel 3, the power storage mechanism 6 for driving the heat dissipation mechanism 5 is installed on an outer side of the connecting shaft in the brake wheel 3 and connected with the heat dissipation mechanism 5, and the linkage assembly 7 for adjusting a position of the heat dissipation mechanism 5 is installed on the mounting plate 2 and is in butt joint with the heat dissipation mechanism 5.

It should be noted that: in this scheme, the heat dissipation mechanism 5 of design replaces current heat dissipation equipment, utilizes the shared space of current heat dissipation equipment to install heat dissipation mechanism 5 to the excessive utilization in space has been avoided.

In this embodiment, please refer to fig. 2 and 5, the heat dissipation mechanism 5 in the figure includes a connecting plate 8 slidably sleeved on the outer side of a connecting shaft in the brake wheel 3, the bottom of the connecting plate 8 is connected with a linkage assembly 7, an inner tube 9 slidably sleeved on the outer side of the connecting shaft in the brake wheel 3 is rotatably inserted in the connecting plate 8, a plurality of limiting openings 10 are formed at the outer end of the inner tube 9 corresponding to the plurality of limiting strips 4, a mounting sleeve 11 is sleeved on the outer side of the outer end of the inner tube 9, a plurality of fan blades 12 are mounted on the outer side of the mounting sleeve 11, a plurality of linkage strips 13 adapted to the limiting strips 4 are fixed in the mounting sleeve 11, sliding strips 14 are fixed on the inner side of the linkage strips 13, a sliding groove 15 adapted to the sliding strips 14 is formed on the outer side of the inner tube 9, and a connecting piece 16 is fixed at the tail ends of the plurality of linkage strips 13 and connected to the power storage mechanism 6 through the connecting piece 16;

referring to fig. 7 and 8, the connecting member 16 shown in the figure includes a connecting ring 21, a trapezoidal gear 22 is fixed on the outer side of the inner tube 9, a plurality of toothed rings 23 engaged with the outer ends of the trapezoidal gear 22 are fixed at the tail ends of the plurality of linkage bars 13, the connecting ring 21 is sleeved on the outer side of the inner tube 9, an outer toothed ring 41 engaged with the outer end of the trapezoidal gear 22 is fixed on the inner side of the connecting ring 21, a plurality of linkage blocks 24 corresponding to the position-limiting bars 4 are fixed on the inner side of the connecting ring 21, sliding blocks 25 are fixed on the inner sides of the plurality of linkage blocks 24, a rotating groove 26 matched with the sliding blocks 25 is formed on the outer side of the inner tube 9, and the outer end of the connecting ring 21 is abutted to the force accumulating mechanism 6.

When the driving force is released, the power storage mechanism 6 drives the connection ring 21 to rotate in the opposite direction to the rotation of the mounting sleeve 11, and the trapezoidal gear 22 is designed to perform steering and speed changing, so that the gear ring 23 can be driven to continuously rotate, and the action of continuous heat dissipation is realized.

Referring to fig. 9, the illustrated force storage mechanism 6 includes a rotating ring 20 rotatably sleeved outside a connecting ring 21 and a circular frame 27 fixed outside a connecting plate 8, a plurality of limiting protrusions 28 are fixed in the circular frame 27, a force storage plate 29 clamped with the limiting protrusions 28 is arranged in the circular frame 27, a plurality of rubber strips 30 are sleeved outside an inner tube 9, rubber pads fixed to the connecting ring 21 and the connecting plate 8 are fixed at two ends of each of the rubber strips 30, and a plurality of connecting rods 31 fixed to the rotating ring 20 are fixed outside the circular frame 27;

it should be noted that: when the connecting axle in the brake wheel 3 rotates, can drive linkage block 24 through spacing 4 and rotate, thereby make go-between 21 rotate, when rubber strip 30 is not crooked, elasticity through rubber strip 30, make power storage plate 29 and spacing arch 28 be in the joint state, later along with linkage block 24 rotates, make the crooked deformation of rubber strip 30, thereby drive power storage plate 29 outwards to remove, thereby break away from spacing arch 28, realize the production of power storage state, when the band-type brake, make linkage block 24 not with spacing 4 joint, later through crooked deformation's rubber strip 30 reconversion, thereby make go-between 21 antiport, make ring gear 23 continue to rotate through trapezoidal gear 22, thereby play the action of continuation heat dissipation.

Referring to fig. 3 and 4, the linkage assembly 7 in the figure includes a sliding plate 32 fixed to the bottom of the connecting plate 8, a sliding rod 33 is inserted into the bottom of the sliding plate 32, two ends of the sliding rod 33 are fixed to the surface of the connecting plate 8 through mounting blocks, a tension spring 34 abutting against the sliding plate 32 is sleeved on one end of the sliding rod 33 away from the limiting strip 4, a linkage rope 35 is fixed to the outer end of the sliding plate 32, a plurality of steering shafts 36 are fixed to the mounting plate 2, the linkage rope 35 is wound around the outer sides of the steering shafts 36, a linkage rod 37 is rotatably mounted on the outer side of the bottom end of the electromagnetic brake body 1, a sector plate 38 is fixed to the outer side of the linkage rod 37, a linkage wheel 42 is fixed to the tail end of the linkage rod 37, a driving wheel 43 engaged with the linkage wheel 42 is fixed to the outer end of the rotating shaft of the brake shoe, the outer end of the linkage rope 35 is fixed to the outer end of the sector plate 38, and a sleeve 39 engaged with the linkage rope 35 is fixed to the outer side of the sector plate 38, the surface of the mounting plate 2 is fixed with a limiting sleeve 40 for limiting the linkage rope 35.

The principle of continuous heat dissipation during contracting brake; at first, rotate through the connecting axle, drive and hold power mechanism 6 and hold power, during band-type brake afterwards, realize the brake to brake wheel 3 through the brake shoe closure, later rethread linkage rope 35's twitch, the propelling movement of cooperation extension spring 34, make sliding plate 32 remove, thereby drive the removal of connecting plate 8, make inner tube 9 outwards remove, make linkage strip 13 and linkage block 24 not offset with spacing 4, at this moment, recover by crooked form through the rubber strip 30 in holding power mechanism 6, can drive heat dissipation mechanism 5 at this moment and continue to rotate, thereby the realization is discharged away the heat that the band-type brake produced.

It is worth noting that: when the power storage mechanism 6 is released, the release force is recovered through the form of the rubber strip 30, and when the form of the rubber strip 30 is recovered, the power storage plate 29 is pushed to be close to the round frame 27, so that the power storage plate 29 is clamped with the limiting protrusion 28, and the rotation of the connecting ring 21 is more stable.

In this scheme, fig. 1 is a schematic diagram after brake wheel 3 is contracting brake by the brake shoe, wherein, heat dissipation mechanism 5 breaks away from spacing strip 4, when the brake is released, can be through loosening linkage rope 35 in linkage subassembly 7 to under the effect of extension spring 34, make heat dissipation mechanism 5 and spacing strip 4 joint, thereby make heat dissipation mechanism 5 rotate the heat dissipation along with the axis of rotation.

Example 2

Referring to fig. 2 and 5, in this embodiment, as further described in embodiment 1, the heat dissipation mechanism 5 in the figure includes a connecting plate 8 slidably sleeved on an outer side of an inner connecting shaft of the brake wheel 3, a bottom of the connecting plate 8 is connected to the linkage assembly 7, an inner tube 9 slidably sleeved on an outer side of the inner connecting shaft of the brake wheel 3 is rotatably inserted into the connecting plate 8, a plurality of limiting openings 10 are formed at positions corresponding to a plurality of limiting bars 4 at an outer end of the inner tube 9, a mounting sleeve 11 is sleeved on an outer side of an outer end of the inner tube 9, a plurality of blades 12 are mounted on an outer side of the mounting sleeve 11, a plurality of linkage bars 13 adapted to the limiting bars 4 are fixed in the mounting sleeve 11, a sliding bar 14 is fixed on an inner side of the linkage bar 13, a sliding groove 15 adapted to the sliding bar 14 is formed at an outer side of the inner tube 9, and a connecting piece 16 is fixed at a tail end of the plurality of the linkage bars 13 and connected to the power storage mechanism 6 through the connecting piece 16;

referring to fig. 6, the fan 12 shown in the figure includes a coil 17 fixed outside the mounting sleeve 11, a fan 18 fixed outside the coil 17, and a weight ball 19 installed inside the coil 17.

In this embodiment, under the action of the designed serpentine tube 17 and the weight ball 19, when the brake is applied, the inertia of the weight ball 19 drives the fan 18 to rotate continuously, thereby improving the heat dissipation effect.

Example 3

Referring to fig. 9, in the present embodiment, for further explanation of other embodiments, the illustrated force storage mechanism 6 includes a rotating ring 20 rotatably sleeved outside the connecting ring 21 and a circular frame 27 fixed outside the connecting plate 8, a plurality of limiting protrusions 28 are fixed in the circular frame 27, a force storage plate 29 clamped with the limiting protrusions 28 is arranged in the circular frame 27, a plurality of rubber strips 30 are sleeved outside the inner tube 9, rubber pads fixed to the connecting ring 21 and the connecting plate 8 are fixed at two ends of the rubber strips 30, and a plurality of connecting rods 31 fixed to the rotating ring 20 are fixed outside the circular frame 27;

wherein, the outer end of the limit bulge 28 is a spherical structure, and the length of the limit bulge 28 is less than the thickness of the inner cavity of the round frame 27.

It is worth further explaining that the outer end of the spherical structure makes it more convenient when the force storage plate 29 is subsequently clamped with the limiting protrusion 28 again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.