CN106763342A - Storing cycle cylinder - Google Patents
Storing cycle cylinder Download PDFInfo
- Publication number
- CN106763342A CN106763342A CN201611219700.5A CN201611219700A CN106763342A CN 106763342 A CN106763342 A CN 106763342A CN 201611219700 A CN201611219700 A CN 201611219700A CN 106763342 A CN106763342 A CN 106763342A
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- China
- Prior art keywords
- park
- cylinder
- sphenoid
- pin
- thrust sleeve
- Prior art date
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- 230000037431 insertion Effects 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000008520 organization Effects 0.000 claims abstract description 8
- 239000007937 lozenge Substances 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/18—Mechanical mechanisms
- F16D2125/58—Mechanical mechanisms transmitting linear movement
- F16D2125/66—Wedges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2127/00—Auxiliary mechanisms
- F16D2127/02—Release mechanisms
- F16D2127/04—Release mechanisms for manual operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2127/00—Auxiliary mechanisms
- F16D2127/08—Self-amplifying or de-amplifying mechanisms
- F16D2127/10—Self-amplifying or de-amplifying mechanisms having wedging elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of storing cycle cylinder, including intermediate, park cylinder body, park piston component, park controlling organization and hand alleviate device；The piston component of parking parks parking piston, park energy-storaging spring, park screw rod, park swivel nut, lower spring cup and ratchet in cylinder body including being in；The controlling organization of parking includes sphenoid and thrust sleeve, the dynamic engagement sleeves of thrust sleeve are on the central tube of intermediate, thrust sleeve is connected by two symmetrical guide blots with brake piston, the bottom of the sphenoid is connected with brake piston component, between the top insertion thrust sleeve and intermediate of sphenoid, the lozenges of sphenoid is attached on the trailing flank of thrust sleeve, the bottom of thrust sleeve and park and be provided between cylinder cap a pair of sphenoid back-moving springs, the output that hand alleviates device is deeply parked and is interlockingly connected with ratchet in cylinder body.
Description
Technical field
The present invention relates to storing cycle cylinder.
Background technology
Band park unit brake cylinder includes unit brake cylinder and parks cylinder.The reality of Chinese application number 201220312267.0
A kind of energy-storage type park unit brake cylinder being disclosed with new, including unit brake cylinder and parking cylinder two parts, it parks cylinder portion
Dividing includes being provided with parking cylinder body, parking piston, park adjusting nut, park spring, guide finger, hand braking set for the second air inlet
Component and hand alleviate device.The above-mentioned cylinder and unit brake cylinder parked is horizontally set, and the space for taking in the horizontal is larger.Due to
Above-mentioned cylinder of parking, so the single brake force for parking cylinder output is relatively small, is correspondingly accomplished by increasing without force amplificatory structure
Park the quantity of cylinder.
The content of the invention
It is an object of the invention to propose the storing cycle cylinder that a kind of parking brake power can be improved.
To reach above-mentioned purpose, the present invention is adopted the following technical scheme that：The present invention includes intermediate, parks cylinder body, parks
Piston component, park controlling organization and hand and alleviate device；Park cylinder body to be connected between on the base of body, park and connected on cylinder body
Cylinder cap is parked, cylinder cap is parked and is provided with the central tube for extending downwardly from；The controlling organization of parking includes sphenoid and thrust sleeve, pushes away
The dynamic engagement sleeves of power set are connected with the two of the brake piston motion for driving unit brake cylinder on the central tube of intermediate, on thrust sleeve
Symmetrical guide blot, the bottom of the sphenoid is connected with brake piston component, and the top insertion thrust sleeve of sphenoid is with
Between mesosome, the bottom of thrust sleeve and park and be provided between cylinder cap a pair of sphenoid back-moving springs, hand alleviates the output of device
Deeply park and be interlockingly connected with ratchet in cylinder body.
The piston component of parking parks parking piston, park energy-storaging spring, park screw rod, stop in cylinder body including being in
Put swivel nut, lower spring cup and ratchet, lower spring cup be rotatably connected on it is described park on piston, park that screw rod is dynamic to be connected to lower spring
On seat, park swivel nut and be connected to the top for parking screw rod, park swivel nut and protrude upward and park cylinder cap, the pawl wheel is connected to
Park on the central tube of cylinder cap, the energy-storaging spring of parking is connected between ratchet and lower spring cup.
The screw rod of parking for parking piston component has chassis, and lower spring cup has conical central hole, parks screw rod
Chassis is placed in the conical central hole of lower spring cup, and the piston base center of parking has concave region, and lower spring cup is placed in and stops
In letting live plug concave region, the bottom of lower spring cup and being parked connected by lower thrust-bearing between piston concave region；The sphenoid
Bottom be connected to and park on swivel nut.
The chassis for parking screw rod is provided with unthreaded hole, and pin is provided with unthreaded hole, and the hemispherical nose of pin protrudes from bottom
Face, parks position of the piston concave region just to the hemispherical nose of pin and is provided with hemispherical groove.
The bottom surface of the ratchet and being parked connected by up-thrust bearing between cylinder cap.
Both sides behind the thrust sleeve are respectively provided with circular arc planing surface, and both sides are respectively provided with circle before the intermediate
Arc planing surface, the sphenoid has two pull bars, and the bottom of sphenoid is provided with screw rod, and sphenoid is connected to using screw rod and parked
On swivel nut, the leading flank of two pull bars has lozenges, between the two pull bars insertion thrust sleeve and intermediate of sphenoid, two pull bars
Lozenges is attached on the planing surface of thrust sleeve, and the trailing flank of two pull bars is attached on the planing surface of intermediate.
The left and right side of the thrust sleeve is respectively provided with bearing bracket stand, and bearing, the outer ring table of bearing are connected with by bearing pin in bearing bracket stand
Face is planing surface.
The intermediate is provided with two symmetrical windows, and bearing bracket stand is provided with window, and bearing is connected with by bearing pin on bearing bracket stand,
The outer peripheral surface of bearing is planing surface.
The hand alleviates device, and there is the hand being connected between on body to alleviate body, and hand alleviates body has cavity, cavity
Drawing pin is inside provided with, pin is drawn by drawing pin rod body and is drawn pin main body to constitute, draw pin rod body to be provided with drawing pin back-moving spring, draw pin rod body
Upper end is connected with hand and alleviates drawstring, draws pin main body to be provided with breach, and the top of breach wall is arc surface, and the bottom of breach wall is oblique
Face, is provided with the axial groove of insertion cylinder from arc surface to the lower end on inclined-plane on breach wall, rolling member is provided with breach, on rolling member
Drag hook is connected with, drag hook is the output that hand alleviates device, and drag hook is deeply parked in cylinder body by drawing the axial groove of pin, drag hook
It is provided with drag hook back-moving spring.
Drag hook spring base is provided with around the opening for drag hook insertion on the inwall for parking cylinder body, the corner of drag hook sets
There is spring retainer platform, the drag hook back-moving spring is placed between spring base and spring retainer platform.
The rolling member is alleviated movable block and is constituted by two bearings and the hand being connected between two bearings, and the drag hook is connected to
Hand is alleviated in the centre bore of movable block.
The present invention has following good effect：1. the cylinder suitably lower section in unit brake cylinder is parked, is made by unit style
Dynamic cylinder is small with the band park unit brake cylinder lateral dimension for parking cylinder composition, can save and park brake unit by brake clamp and band
The unit that cylinder is constituted space in the horizontal, is easy to meet different bogies and is transversely mounted the small requirement in space.2. of the invention
Parking brake power transmitted by the inclined-plane of sphenoid, vertical forces are changed into horizontally power, and horizontal direction power
Force value more than vertical forces force value, realize the amplification of force value, suitable force amplificatory structure, so than without enlarger
Parking Brake Cylinders High power output, it is possible to reduce vehicle using Parking Brake Cylinders quantity.3. the present invention is only by changing wedge shape
Body bevel angle can be obtained by different parking brake power, be easy to meet wanting for different parking brake power needed for different automobile types
Ask.4. hand of the invention alleviates device by drawing the inclined-plane of pin, realizes the amplification of force value, drops the input power of hand relieving
It is low, and the scope that spring force is easy to reach input power required for hand relieving can be sold by adjusting bevel angle and drawing
Value.5. change hand and alleviate body setting angle, it is possible to adjust the direction that hand alleviates device drawstring outlet, in order to be adapted to difference
The requirement of bogie installing space.
Brief description of the drawings
Fig. 1 is structure chart of the invention（Intermediate shows display）.
Fig. 2 is the structure chart with park unit brake cylinder, and it is part therein to park cylinder.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is the sectional view of the F-F of Fig. 2.
Fig. 5 is the sectional view of the J-J of Fig. 4
Fig. 6 is the stereogram of lower spring cup.
Fig. 7 is the stereogram of ratchet.
Fig. 8 is the stereogram of sphenoid.
Fig. 9 is the stereogram of thrust sleeve.
Figure 10 is to park piston component figure.
Figure 11 is the correlation combiner figure of thrust sleeve.
Figure 12 is the constitutional diagram for parking cylinder cap and ratchet.
Figure 13 is the correlation combiner figure of intermediate.
Figure 14 is the structure chart that hand alleviates device.
Figure 15 is the constitutional diagram for drawing pin and rolling member.
In accompanying drawing：Cylinder body 1 is parked, swivel nut 2 is parked, is parked screw rod 3, park cylinder cap 4, ratchet 5, up-thrust bearing 6, park
Energy-storaging spring 7, park piston 8, lower thrust-bearing 9, lower spring cup 10, shop bolt 11, retaining spring 12, sphenoid reset bullet
Spring 13, sphenoid 14, thrust sleeve 15, guide blot 16, bearing 17, bearing bracket stand 18, spring connecting pole 19, intermediate 20；Hand delays
Solution device C, hand alleviate body 21, draw pin 22, draw pin back-moving spring 23, rolling member 24, bottom 25, drag hook spring base 26, drag hook
27th, drag hook back-moving spring 28, hand alleviates body sheath 29, link block 30, hand and alleviates drawstring 31, rolling member 32.
Specific embodiment
Embodiment 1
Shown in Fig. 2 is the structure chart with park unit brake cylinder, and band park unit brake cylinder includes unit brake cylinder and parks
Cylinder.
See Fig. 1 to 15, park cylinder include park cylinder body 1, park piston component, park controlling organization, hand alleviate device and
Intermediate 20.Intermediate 20 is connected with the brake cylinder casing A1 of unit brake cylinder.
The cylinder body 1 of parking is connected between on the base of body 20, is parked to be connected with cylinder body 1 and is parked cylinder cap 4, parks cylinder
Lid 4 is provided with the central tube 4-1 for extending downwardly from.
The piston component of parking parks parking piston 8, park energy-storaging spring 7, park screw rod 3, stop in cylinder body 1 including being in
Put swivel nut 2, lower spring cup 10 and ratchet 5.Screw rod 3 is parked with chassis 3-1, lower spring cup 10 has conical central hole 10-1,
The chassis 3-1 for parking screw rod 3 is placed in the conical central hole 10-1 of lower spring cup 10, makes to park that screw rod 3 is dynamic is connected to lower spring
On seat 10.The bottom centre of piston 8 of parking has a concave region 8-1, and lower spring cup 10 is placed in parking piston concave region 8-1,
The bottom of lower spring cup 10 and being parked connected by lower thrust-bearing 9 between piston concave region 8-1, so that lower spring cup 10 is by axial direction
It is spacing and be rotatably connected on and park on piston 8.The chassis 3-1 for parking screw rod is provided with unthreaded hole, and positioning bullet is provided with unthreaded hole
Spring 12 and pin 11, retaining spring 12 are used to position pin 11, and the hemispherical nose 11-1 of pin 11 protrudes from bottom surface, parks
Positions of the piston concave region 8-1 just to pin hemispherical nose 11-1 is provided with hemispherical groove 8-2.Pin 11 connects with piston is parked
When touching and rotating, its hemispherical nose 11-1 rotates in hemispherical groove 8-2, can reduce rotational resistance.It is described to park swivel nut 2
The top for parking screw rod 3 is connected to, swivel nut 2 is parked and is protruded upward and park cylinder cap 4.The ratchet 5 is connected in parking cylinder cap 4
On heart pipe 4-1.The top surface of the ratchet 5 and being parked connected by up-thrust bearing 6 between cylinder cap 4, and ratchet 5 is by axial limiting and energy
Rotate.The energy-storaging spring 7 of parking is connected between ratchet 5 and lower spring cup 10.
The controlling organization of parking includes sphenoid 14 and thrust sleeve 15.Additionally, the intermediate 20 has a pair of guiding
Bolt hole, office is respectively provided with two windows in upper and lower sides, the left and right sides of intermediate 20, and bearing bracket stand 18, bearing bracket stand 18 are provided with window
On bearing 17 is connected with by bearing pin, bearing 17 protrudes from the leading flank of intermediate 20, and the outer peripheral surface of bearing 17 is planing surface.Institute
State thrust sleeve 15 and be provided with a pair of engaging lug 15-2, left and right sides is respectively provided with bearing bracket stand 15-1, by bearing pin 17-1 in bearing bracket stand 15-1
Bearing 17 is connected with, bearing 17 protrudes from the trailing flank of thrust sleeve 15, and the outer peripheral surface of bearing 17 is planing surface.The thrust sleeve
On the central tube 20-1 of intermediate, thrust sleeve 15 is connected with two and leads 15 dynamic engagement sleeves by the pin shaft hole on two engaging lug 15-2
To bolt 16, gap fits through guide blot hole on intermediate 20, the system with unit brake cylinder to two guide blots 16 respectively
Piston A2 is connected.
The sphenoid 14 has screw rod 14-1, two pull bar 14-2 with two pull bar 14-2, the bottom 14-1 of sphenoid 14
Leading flank there is lozenges 14-2a.Sphenoid 14 is connected to using screw rod 14-1 and parked on swivel nut 2.Two drawings of sphenoid 14
Bar 14-2 is inserted between thrust sleeve 15 and intermediate 20, and the lozenges 14-2a of two pull bar 14-2 is attached to the two of thrust sleeve 15 respectively
On planing surface, the trailing flank of two pull bar 14-2 is attached on two planing surfaces of intermediate 20 respectively.The bottom of sphenoid 14 with park
A pair of sphenoid back-moving springs 13 are provided between cylinder cap 4, the blind of the bottom of sphenoid 14 is inserted in one end of sphenoid back-moving spring 13
Kong Zhong, the other end is enclosed within the spring stack 19 for parking cylinder cap 4.When sphenoid 14 is moved downward, using slope driving thrust sleeve 15
Move horizontally, vertical forces are changed into horizontally power, and the force value of horizontal direction power is more than vertical forces
Force value, suitable force amplificatory structure increases parking brake power.The setting of planing surface, reduces and promotes resistance.
The hand alleviates device C, and there is the upper hand being connected between on body 20 to alleviate body 21, and hand is alleviated body 21 and had
There is the cavity of bottom opening, top has cord hole, and the upper end that hand alleviates body 21 is connected with hand alleviation body sheath 29.Hand is alleviated
Drawing pin 22 is provided with the cavity of body 21, pin 22 is drawn by drawing pin rod body 22-1 and is drawn pin main body 22-2 to constitute, draw pin rod body 22-1
Be provided with drawing pin back-moving spring 23, draw pin back-moving spring 23 upper end support and hand alleviate body 21 roof on or to and be arranged on
On the sealing ring of cord hole mouthful, pin main body 22-2 is drawn to be provided with breach 22-2s, the top of breach wall is arc surface 22-2a, breach wall
Bottom be inclined-plane 22-2b, be provided with the axial groove of insertion cylinder on breach wall to the lower end of inclined-plane 22-2b from arc surface 22-2a
22-2c.Rolling member 32 is provided with breach 22-2s, rolling member 32 includes two bearings 32-1 and is connected to two bearings 32- by bearing pin
Hand between 1 alleviates movable block 32-2, and the arc surface 22-2a of breach wall is matched with the bearing of rolling member 32.Hand alleviates movable block
Angular drag hook 27 is connected with the centre bore of 32-2, drag hook 27 is the output that hand alleviates device C, and drag hook 27 is by drawing pin
Axial groove 22-2c and park the opening of cylinder body 1 and deeply park in cylinder body 1 and interlocked with ratchet 5 by parking the window of cylinder cap 4
Connect, to park and be provided with drag hook spring base 26 around the opening for drag hook insertion on the inwall of cylinder body 1, the corner of drag hook 27 is provided with bullet
Spring limiting stand 27-1, drag hook 27 is provided with the drag hook back-moving spring in being placed between spring base 26 and spring retainer platform 27-1
28.The cavity bottom of pin 22 is drawn to be provided with gland 25.Link block 30 is connected with the cord hole for drawing pin rod body 22-1, it is solid on link block 30
Surely there are two opening screws, each opening mode connects for screw has hand to alleviate drawstring 31, and hand is alleviated drawstring 31 and protected by hand alleviation body
The apical pore of set 29 stretches out.When drawing pin 22 to move up, using drawing the inclined-plane 22-2b of pin 22 to be pulled outwardly drag hook 27, make drag hook 27
Depart from ratchet 5, unclamp hand and alleviate drawstring 31, in the case where drawing pin back-moving spring 23 to act on, draw pin 22 to reset.
When train is in parking braking, air in cylinder body 1 is parked in discharge, is parked piston 8 and is being parked the effect of energy-storaging spring 7
Under move downward.Now, drag hook 27 links closely ratchet (be not carried out hand alleviation), prevents ratchet 5 from rotating, and causes to park storage
Energy spring 7 cannot be rotated with lower spring cup 10 under the constraint of ratchet 5, and lower spring cup 10 passes through the conical surface and the bottom for parking screw rod 3
Disk 3-1 is contacted, and prevents to park screw rod 3 from rotating, and do not produce axial displacement between swivel nut 2 so as to park screw rod 3 and park, wedge shape
Body 14 is moved with parking piston 8 downwardly together.The sphenoid 14 for moving downward is ejected forward thrust sleeve 15 using its inclined-plane,
Unit brake cylinder piston component is integrally pulled out by guide blot 16 simultaneously, so that activation lever realizes parking braking.
Under parking braking state, compressed air is filled with to parking in cylinder body 1, parks the compression of piston 8 and park energy-storaging spring 7
Motion upwards.Sphenoid 14 is also moved upwardly together therewith, and sphenoid 14 is realized in the presence of sphenoid back-moving spring 13
Reset completely.Due to the upper shifting of sphenoid, in the presence of release of brake spring A3, brake unit piston component pulls thrust
Set 15 resets, so as to the inflation for realizing parking braking is alleviated.
Under parking braking state, pull hand to alleviate drawstring 31, draw pin 22 to drive drag hook 27 to disengage ratchet 5, so as to release
To ratchet and park the constraint of screw rod rotary freedom.In the presence of sphenoid back-moving spring 13, screw rod rotation is parked,
Sphenoid 14 drives parks the motion upwards of swivel nut 2, meanwhile, in the presence of brake unit release spring A3, brake unit piston
Component pulls thrust sleeve 15 to reset, so as to realize the hand relieving of parking braking.
After hand relieving operation is carried out, if rethinking using function is parked, first have to, to inflation in cylinder is parked, park work
Plug is compressed by lower thrust-bearing 9, lower spring cup 10 parks the motion upwards of energy-storaging spring 7.Now, due to parking swivel nut 2 and wedge
Body 14 is connected motionless, and parking screw rod 3 will move upwards, and parking swivel nut 2 makes to parking 3 one downward active forces of screw rod
Park screw rod 3 to be disengaged with the contact surface of lower spring cup 10, park screw rod 3 by shop bolt 11 and the semi-spherical grooves for parking piston
8-2 contact, so park piston and transmit the force to park screw rod 3, park screw rod 3 rotate upwards motion, park screw rod with
Park swivel nut and screw reset.
Claims (11)
1. a kind of storing cycle cylinder, including intermediate（20）, park cylinder body（1）, park piston component, park controlling organization and hand
Alleviate device；It is characterized in that：Park cylinder body（1）It is connected between body（20）Base on, park cylinder body（1）On be connected with and stop
Put cylinder cap（4）, park cylinder cap（4）It is provided with the central tube for extending downwardly from（4-1）；The controlling organization of parking includes sphenoid（14）
And thrust sleeve（15）, thrust sleeve（15）Central tube of the dynamic engagement sleeves in intermediate（20-1）On, thrust sleeve（15）On be connected with band
The brake piston of moving cell checking cylinder（A2）Two symmetrical guide blots of motion（16）, the sphenoid（14）Bottom with system
Piston component is connected, sphenoid（14）Top insertion thrust sleeve（15）With intermediate（20）Between, thrust sleeve（15）Bottom
Portion with park cylinder cap（4）Between be provided with a pair of sphenoid back-moving springs（13）, hand alleviate device output deeply park cylinder body
（1）Interior and ratchet（5）It is interlockingly connected.
2. storing cycle cylinder according to claim 1, it is characterised in that：The piston component of parking parks cylinder including being in
Body（1）Interior parks piston（8）, park energy-storaging spring（7）, park screw rod（3）, park swivel nut（2）, lower spring cup（10）And spine
Wheel（5）, lower spring cup（10）Piston is parked described in being rotatably connected on（8）On, park screw rod（3）It is dynamic to be connected to lower spring cup（10）
On, park swivel nut（2）It is connected to and parks screw rod（3）Top, park swivel nut（2）Protrude upward and park cylinder cap（4）, the ratchet
（5）It is rotatably connected on and parks cylinder cap（4）Central tube（4-1）On, it is described to park energy-storaging spring（7）It is connected to ratchet（5）With under
Spring base（10）Between.
3. storing cycle cylinder according to claim 2, it is characterised in that：It is described park piston component park screw rod（3）
With chassis（3-1）, lower spring cup（10）With conical central hole（10-1）, park screw rod（3）Chassis（3-1）It is placed in lower bullet
Spring abutment（10）Conical central hole（10-1）In, it is described to park piston（8）Bottom centre has concave region（8-1）, lower spring cup
（10）It is placed in and parks piston concave region（8-1）In, lower spring cup（10）Bottom with park piston concave region（8-1）Between under
Thrust bearing（9）Connection；The sphenoid（B14）Bottom be connected to and park swivel nut（B2）On.
4. vehicle according to claim 3 is with Parking Brake Cylinders, it is characterised in that：The chassis for parking screw rod（3-1）
Unthreaded hole is provided with, pin is provided with unthreaded hole（11）, pin（11）Hemispherical nose（11-1）Bottom surface is protruded from, is parked under piston
Recessed area（8-1）Just to the hemispherical nose of pin（11-1）Position be provided with hemispherical groove（8-2）.
5. storing cycle cylinder according to claim 2, it is characterised in that：The ratchet（5）Bottom surface with park cylinder cap（4）
Between by up-thrust bearing（6）Connection.
6. storing cycle cylinder according to claim 1, it is characterised in that：The thrust sleeve（15）Behind both sides respectively set
There are circular arc planing surface, the intermediate（20）Before both sides be respectively provided with circular arc planing surface, the sphenoid（14）Have
Two pull bars（14-2）, sphenoid（14）Bottom be provided with screw rod（14-1）, sphenoid（14）Using screw rod（14-1）It is connected to and stops
Put swivel nut（2）On, two pull bars（14-2）Leading flank there is lozenges（14-2a）, sphenoid（14）Two pull bars（14-2）Insert
Enter thrust sleeve（15）With intermediate（20）Between, two pull bars（14-2）Lozenges（14-2a）It is attached to thrust sleeve（15）Slide
On face, two pull bars（14-2）Trailing flank be attached to intermediate（20）Planing surface on.
7. storing cycle cylinder according to claim 6, it is characterised in that：The thrust sleeve（15）Left and right side be respectively provided with
Bearing bracket stand（15-1）, bearing bracket stand（15-1）In by bearing pin（17-1）It is connected with bearing（17）, bearing（17）Outer peripheral surface for slide
Row face.
8. storing cycle cylinder according to claim 6, it is characterised in that：The intermediate（20）It is provided with two symmetrical windows
Mouthful, bearing bracket stand is provided with window（18）, bearing bracket stand（18）On bearing is connected with by bearing pin（17）, bearing（17）Outer peripheral surface be
Planing surface.
9. storing cycle cylinder according to claim 1, it is characterised in that：The hand is alleviated device and is had and is connected between body
（20）On hand alleviate body（21）, hand alleviation body（21）Drawing pin is provided with cavity, in cavity（22）, draw pin（22）By drawing
Pin rod body（22-1）Main body is sold with drawing（22-2）Composition, draws pin rod body（22-1）It is provided with drawing pin back-moving spring（23）, draw pin rod
The upper end of body is connected with hand and alleviates drawstring（31）, draw pin main body（22-2）It is provided with breach（22-2s）, the top of breach wall is circle
Cambered surface（22-2a）, the bottom of breach wall is inclined-plane（22-2b）, from arc surface on breach wall（22-2a）To inclined-plane（22-2b）'s
Lower end is provided with the axial groove of insertion cylinder（22-2c）, breach（22-2s）In be provided with rolling member（32）, rolling member（32）Upper connection
There is drag hook（27）, drag hook（27）As hand alleviates the output of device, drag hook（27）By the axial groove for drawing pin（22-2c）Deeply
Park cylinder body（1）It is interior, drag hook（27）It is provided with drag hook back-moving spring（28）.
10. storing cycle cylinder according to claim 9, it is characterised in that：Park cylinder body（1）Inwall on around supplying drag hook
The opening of insertion is provided with drag hook spring base（26）, drag hook（27）Corner be provided with spring retainer platform（27-1）, the drag hook answer
Position spring（28）It is placed in spring base（26）With spring retainer platform（27-1）Between.
11. storing cycle cylinders according to claim 9, it is characterised in that：The rolling member（32）By two bearings（32-1）
Be connected to two bearings（32-1）Between hand alleviate movable block（32-2）Composition, the drag hook（27）It is connected to hand alleviation activity
Block（32-2）Centre bore in.
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| CN108944991A (en) * | 2018-08-15 | 2018-12-07 | 眉山中车制动科技股份有限公司 | A kind of low and slow decompression force parks cylinder |
| CN113757275A (en) * | 2020-06-02 | 2021-12-07 | 常州中车铁马科技实业有限公司 | Brake wedge piston and design method thereof, common brake cylinder, parking brake cylinder and three-point and four-point hanging clamp unit |
| CN113830056A (en) * | 2021-10-09 | 2021-12-24 | 中车青岛四方车辆研究所有限公司 | Parking brake unit and electromechanical brake clamp |
| WO2022142567A1 (en) * | 2021-01-04 | 2022-07-07 | 中车青岛四方车辆研究所有限公司 | Relief apparatus and parking brake cylinder |
| WO2022142541A1 (en) * | 2021-01-04 | 2022-07-07 | 中车青岛四方车辆研究所有限公司 | Parking brake cylinder and brake caliper unit |
| CN114738405A (en) * | 2022-03-24 | 2022-07-12 | 南京中车浦镇海泰制动设备有限公司 | Piston resetting mechanism and brake cylinder comprising same |
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| CN113830056A (en) * | 2021-10-09 | 2021-12-24 | 中车青岛四方车辆研究所有限公司 | Parking brake unit and electromechanical brake clamp |
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Address after: 213125 No. 19, Shunyuan Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region after: China Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: 213125 No. 19, Shunyuan Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Patentee before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region before: China Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |