CN208855612U - Switching regulator parking braking assembly and vehicle - Google Patents

Abstract

The utility model provides a kind of switching regulator parking braking assembly and vehicle, it includes braking mechanism and halting mechanism, wherein braking mechanism includes rotating the pedal linking arm on car body via mounting bracket, ratchet is formed in the other end of pedal linking arm, pedal linking arm forms brake movement because swinging relative to mounting bracket, halting mechanism rotates pawl located on the mounting bracket including corresponding to ratchet, and the draw operations component being drivingly connected via bracing wire and pawl.Switching regulator parking braking assembly described in the utility model is by being arranged ratchet on the pedal linking arm of braking mechanism, and the pawl of setting corresponding with ratchet is set on halting mechanism, and draw operations component is set, pawl and ratchet engagement is made by bracing wire, thus can guarantee braking state under pedal linking arm can not return and keep parked state.

Description

Switching regulator parking braking assembly and vehicle

Technical field

The utility model relates to vehicle component technical field, in particular to a kind of switching regulator parking braking assembly.This reality A kind of vehicle for being installed with the switching regulator parking braking assembly is further related to novel.

Background technique

In the existing vehicles in order to guarantee to have after brake stable parking situation, usually goes back while pacifying on the car body Equipped with halting mechanism, but braking mechanism in the prior art and halting mechanism are separately provided mostly, and ratchet is such as arranged on wheel hub With the halting mechanism of ratchet, relevance is not had with brake apparatus, thus causes the intracorporal components of vehicle more, is occupied empty Between it is larger, be not easy to arrange in narrow vehicle body space, to cause the manufacturing cost of vehicle higher, reduce the competition of enterprise Power.

Utility model content

In view of this, the utility model is directed to a kind of switching regulator parking braking assembly, with can have simultaneously brake and The function of parking, and there is preferable using effect.

In order to achieve the above objectives, the technical solution of the utility model is achieved in that

A kind of switching regulator parking braking assembly, comprising:

Braking mechanism including rotating the pedal linking arm on car body via mounting bracket, and is formed in described Pedal at pedal linking arm one end is formed with ratchet relative to the pedal, in the other end of the pedal linking arm, in institute When stating pedal undertaking external force, the pedal linking arm forms brake movement because swinging relative to the mounting bracket；

Halting mechanism, including correspond to the ratchet and rotate pawl located on the mounting bracket, and via drawing The draw operations component that line and the pawl are drivingly connected, the draw operations component by applying tractive force to the bracing wire, And there is the pawl positioned at initial position and the parking campaign of the ratchet engaged.

Return component is set between the pawl and the mounting bracket, carries out because of the parking campaign of the pawl Spring energy storage, and in tractive force of the traction drive mechanism release to bracing wire, the return component discharges spring energy storage and drives Pawl is repositioned to initial position.

Further, the return component is the return spring being set in the bracing wire.

Further, the draw operations component includes rotating on car body and the parking with card slot via shell Handle and one end rotation are disposed in the housing and are adapted with the card slot lock tongue of setting, and the lock tongue is in the first bullet Property part driving under have and swung with the clamping of the card slot, to constitute the locking to the parking campaign.

Further, the parking handle includes being rotatably positioned at the intracorporal parking drive disk of the shell via shaft, And the handle body that one end and the parking drive disk are connected, the card slot are formed in the outer peripheral surface of the parking drive disk On, parking bracing wire one end is fixed on the parking drive disk, is accepted external force in the handle body and is driven described stay When vehicle drive disk rotates, the bracing wire is because constituting the pulling to the pawl along parking drive disk outer peripheral surface fitting.

Further, the second return spring is provided between Yu Suoshu parking drive disk and the shell.

Further, it is provided with cable travel on Yu Suoshu shell and adjusts component, the cable travel adjusts component and includes The tool internal thread screwed pipe being fixed on the shell, and the nut pipe being spirally connected with the internal screw thread, the bracing wire by The nut pipe and screwed pipe are fixed on the parking drive disk after being pierced by.

Further, the draw operations component further includes the solution lock section that rotation is set on the shell, in the drive of external force Under making, the solution lock section can carry out pushing tow to the lock tongue free end, so that the lock tongue has the solution for being detached from the card slot Lock movement.

Further, the solution lock section includes the runing rest and one end and the rotation that rotation is disposed in the housing Turn the connected release lever of bracket, is formed with limit hole on Yu Suoshu runing rest, the shaft is actively located in the limit In hole.

Further, the mounting bracket includes the mounting plate being connected with car body, and is fixed on the mounting plate side First support on face, the pedal linking arm rotation are set in the first support, Yu Suoshu first support and the pedal The return torsional spring for driving the pedal linking arm return is provided between linking arm.

Compared with the existing technology, the utility model has the advantage that

(1) switching regulator parking braking assembly described in the utility model, braking mechanism is by setting pedal linking arm and steps on Plate, and then brake movement can be realized by foot pedal, and by the way that ratchet is arranged on the pedal linking arm of braking mechanism, and The pawl of corresponding with ratchet setting is set on halting mechanism, and be arranged draw operations component by bracing wire make pawl and Ratchet engagement, thus can guarantee pedal linking arm under braking state can not return and keep parked state, and pass through setting Return Component driver pawl return also can guarantee that parked state automatically terminates when removing the tractive force of bracing wire, generally passes through Brake is integrated in together with parking, the mutual switching of parking function and braking function is realized, there is preferable practicability.

(2) return component using return spring and is set in bracing wire, simple and reliable for structure, and is improved in the course of work Stability.

(3) draw operations component by setting lock tongue and card slot to be locked to parking campaign, it is simple and reliable for structure, just In design and manufacture.

(4) parking handle is by setting parking drive disk, and card slot is formed on parking drive disk outer peripheral surface, can be convenient for The arrangement of lock tongue.

(5) driving handle autonomous return when can guarantee that lock tongue and card slot disengaging are clamped by the second return spring of setting.

(6) setting cable travel, which adjusts component, can simplify the step of assembling process needs accurate control cable travel, improve Assembly efficiency.

(7) convenience in use process can be guaranteed convenient for releasing parked state by setting solution lock section.

(8) solution lock section uses runing rest and release lever, simple and reliable for structure, and limit hole, which is arranged, can prevent rotation branch It is influenced caused by frame swing excessively.

(9) for mounting bracket by setting mounting plate and first support, structure is simple, is convenient for integrally-built arrangement, and sets Putting back into a torsional spring can guarantee pedal linking arm autonomous return after brake.

The utility model additionally provides a kind of vehicle, including car body, brake on the car body and with piston rod Vehicle pump, is installed with switching regulator parking braking assembly as described above on Yu Suoshu car body, the brake linking arm via thimble and Rotation is set on the brake linking arm.

The vehicle and switching regulator parking braking assembly of the utility model are compared to beneficial effect possessed by the prior art Identical, details are not described herein.

Detailed description of the invention

The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.? In attached drawing:

Fig. 1 is switching regulator parking braking assembly structure schematic diagram described in the utility model embodiment；

Fig. 2 is the structural schematic diagram of shell described in the utility model embodiment；

Fig. 3 is the structural schematic diagram under another angle of shell described in the utility model embodiment；

Fig. 4 is that shell described in the utility model embodiment removes the schematic diagram of internal structure after solution lock section；

Fig. 5 is the structural schematic diagram of parking handle described in the utility model embodiment；

Fig. 6 is the position view of accommodating chamber described in the utility model embodiment；

Fig. 7 is the floor map of main body described in the utility model embodiment；

Fig. 8 is the portion A partial enlarged view in Fig. 4；

Fig. 9 is solution lock section described in the utility model embodiment in the position view on shell；

Figure 10 is the structural schematic diagram of solution lock section described in the utility model embodiment；

Figure 11 is that solution lock section described in the utility model embodiment and lock tongue cooperate schematic diagram；

Figure 12 is the mounting bracket part-structure of switching regulator parking braking assembly structure described in the utility model embodiment Schematic diagram；

Figure 13 is Figure 12 main view；

Figure 14 is structural schematic diagram when pawl and ratchet are disengaged from Figure 12；

Description of symbols:

1- shell, 101- main body, 102- side cover, the first mounting hole of 103-, the second mounting hole of 104-, 2- parking handle, 201- parking drive disk, 2011- cascaded surface, 2012- protrusion, 202- handle body, 3- card slot, 301- bottom wall, 4- lock tongue, 401- Exposed face, the first elastic component of 5-, 6- interconnecting piece, the first mounting hole of 7-, 8- shaft, 9- accommodating chamber, 10- bracing wire, 1001- convex block, 11- string holes, 12- drive-connecting shaft, the first mounting groove of 13-, 14- runing rest, 1401- rotating arm, 1402- rotating disk, 15- unlock hand Handle, the second shaft of 16-, 17- limit hole, the second return spring of 18-, the second mounting groove of 19-, 20- pushing tow plane, 21- nut pipe, 22- screwed pipe, 23- driving tube, 24- mounting plate, 25- mounting hole, 26- pedal linking arm install plate, 27- third shaft, and 28- is stepped on Plate linking arm, 29- ratchet, 30- pedal, 31- return torsional spring, 32- pawl install plate, the 4th shaft of 33-, 34- pawl, 3401- Pawl head, 3402- pawl tail, 35- inclined plate, 36- return spring, the second mounting plate of 37-, 3701- wire casing, 38- piston rod, 39- brake Pump, 40- thimble, 41- flange, 42- pin shaft.

Specific embodiment

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.

The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

The present embodiment is related to a kind of switching regulator parking braking assembly comprising braking mechanism and halting mechanism, wherein braking Mechanism includes rotating the pedal linking arm on car body via mounting bracket, and be formed in pedal linking arm one end The pedal at place, is formed with ratchet relative to the pedal, in the other end of the pedal linking arm, accepts external force in the pedal When, the pedal linking arm forms brake movement because swinging relative to the mounting bracket.Halting mechanism includes corresponding to institute It states ratchet and rotates pawl located on the mounting bracket, and the draw operations being drivingly connected via bracing wire and the pawl Component, the draw operations component have the pawl positioned at initial position and institute by applying tractive force to the bracing wire State the parking campaign of the engagement of ratchet.

This switching regulator parking braking assembly further includes return component, which includes being set to the pawl and the peace It fills between bracket, carries out spring energy storage because of the parking campaign of the pawl, and discharge in traction drive mechanism to bracing wire When tractive force, the return component discharges spring energy storage and pawl is driven to be repositioned to initial position.The parking braking of this switching regulator is total At by the way that ratchet is arranged on the pedal linking arm of braking mechanism, and the spine of setting corresponding with ratchet is set on halting mechanism Pawl, and draw operations component is set, pawl and ratchet engagement are made by bracing wire, to can guarantee the pedal under braking state Linking arm can not return and keep parked state.

Based on design philosophy as above, a kind of exemplary structure of switching regulator parking braking assembly can be by scheming in the present embodiment 1 combines Fig. 5 and as shown in connection with fig. 8, and wherein draw operations component includes rotating and being set on car body and with card slot via shell 1 3 parking handle 2 and one end rotation are set in shell 1 and are adapted with card slot 3 lock tongue 4 of setting, and the lock tongue 4 is first There is the clamping with card slot 3 to swing, to constitute the locking to the parking campaign under the driving of elastic component 5.On specific structure, this Shell 1 includes main body 101, and the side cover 102 being detachably connected via bolt assembly and with main body 101 in embodiment, in order to It is connect convenient for shell 1 with car body, integrally formed with the interconnecting piece 6 being detachably connected with car body in main body 101 in the present embodiment, The interconnecting piece 6 is yoke configurations, and is respectively formed the first mounting hole passed through for bolt on two free ends of clip, is being connected When can be by hoop sleeve loaded on car body, and two free ends of clip are locked by bolt assembly.Certainly, the present embodiment Other structures can also be used in middle interconnecting piece 6, and connecting hole not shown in the figure can also directly such as be arranged in main body 101, connecting When connecting hole is passed through by bolt after be spirally connected with car body.

As shown in Fig. 2 to Fig. 5, parking handle 2 includes being rotatably positioned in shell 1 via shaft 8 in the present embodiment Parking drive disk 201 and one end are fixed on handle body 202 together, above-mentioned card slot with 201 outer peripheral surface of parking drive disk 3 are formed on the outer peripheral surface of parking drive disk 201.On specific structure, for the ease of the arrangement of parking drive disk 201, such as Fig. 6 With shown in Fig. 7, it is formed with accommodating chamber 9 at 1 one end of shell in the present embodiment, so as to by 201 rotational positioning of parking drive disk In in the accommodating chamber 9, and handle body 202 is then positioned at the outside of shell 1 in order to being operated.Bracing wire 10 1 in the present embodiment End is fixed on the outer peripheral surface of parking drive disk 201, and the other end is then fixed on above-mentioned lock tongue 4, and then is driven by parking The rotation of disk 201 and realize the pulling to bracing wire 10.In order to have preferable pulling effect, the present embodiment is in 9 side of accommodating chamber Shell 1 on be additionally provided with the string holes 11 passed through for bracing wire 10, the center line of the string holes 11 can correspond to the outer of parking drive disk 201 Circumferential surface setting, i.e., the center line of the string holes 11 is located on the median plane of 201 thickness direction of parking drive disk, and with parking drive disk The tangent setting of 201 outer peripheral surfaces, bracing wire 10 are directly fixed on the outer peripheral surface of parking drive disk 201 after being pierced by by the outlet end of string holes 11 On, so that the bracing wire 10 in rotation of parking drive disk 201 can be bonded along 201 outer peripheral surface of parking drive disk and constitute to pawl It pulls.

Referring to figs. 7 and 8 by Fig. 4, in the present embodiment lock tongue 4 be block structure, one end via drive-connecting shaft 12 and Be articulated in the shell 1 of 201 outer peripheral surface side of parking drive disk, and relative to 201 outer peripheral surface of parking drive disk, in lock tongue 4 Another side is formed with the first mounting groove 13, and the first above-mentioned elastic component 5 is set in first mounting groove 13, when parking is driven When Moving plate 201 is located at initial position, card slot 3 is located at the counter clockwise direction of 4 free end of lock tongue, when operation handle ontology 202 drives During parking drive disk 201 rotates clockwise and when card slot 3 and 4 free end of lock tongue are to when contraposition, lock tongue 4 is in the first elastic component Under 5 driving and to 3 one side oscillation of card slot, so that 4 free end of lock tongue is connected in card slot 3, when parking drive disk 201 is inverse When hour hands turn round, the bottom wall 301 of 4 free end of lock tongue and card slot 3, which is formed, stops (as shown in Figure 5), to realize to parking The blocking of 201 return of drive disk.

In order to which lock tongue 4 can be made to be detached from the clamping with card slot 3, draw operations component further includes that rotation is set to shell in the present embodiment Solution lock section in body 1, and make the solution lock section under the driving of external force that can carry out pushing tow to 4 free end of lock tongue, so that lock tongue 4 With the unlocking movement for being detached from card slot 3.As shown in Fig. 9 combination Figure 10 and Figure 11, which includes that rotation is set on shell 1 The release lever 15 that runing rest 14 and one end and the runing rest 14 are connected.On specific structure, in parking in the present embodiment It is equipped with the second shaft 16 on the shell 1 of 201 side of drive disk, and second shaft 16 is arranged in parallel with above-mentioned shaft 8, revolves Turn bracket 14 then to rotate and be set in shell 1 via the second shaft 16.Runing rest 14 then includes and second turn in the present embodiment The rotating arm 1401 of the rotation setting of axis 16, and it is fixed on the rotating disk 1402 for being similar to disk together with rotating arm 1401, Release lever 15 above-mentioned is then fixed in rotating disk 1402, since rotating disk 1402 is located at the side of parking drive disk 201, because This as shown in figure 11, should be protected to may make rotating disk 1402 to contact in the swing formation of Shi Keyu lock tongue 4 in the present embodiment Card lock tongue 4 one side edge corresponding with rotating disk 1402 is located at the outside of 201 side end face of parking drive disk, so that lock tongue 4 Side corresponding to rotating disk 1402 is formed with the exposed face 401 contacted with rotating disk 1402.

In order to which the swing to runing rest 14 limits, limit hole is also formed in rotating disk 1402 in the present embodiment 17, and above-mentioned shaft 8 is pierced by by activity in limit hole 17, which can be arc groove or oblong slots.In addition, this Rotating disk 1402 can also be to be placed in two of 201 two sides of parking drive disk in embodiment, and via above-mentioned release lever 15 It is fixed on together, and rotating arm 1401 can be only set in rotating disk 1402 one of wherein, lock tongue 4 above-mentioned at this time can be with The formation of one of them rotating disk 1402 contacts, and can also be respectively formed and contact with two rotating disks 1402, and when lock tongue 4 with When two rotating disks 1402 are respectively formed and contact, it should ensure that the width of lock tongue 4 is greater than the width of parking drive disk 201, that is, lock Tongue 4 is respectively formed the exposed face 401 contacted with rotating disk in the two sides of parking drive disk 201.

In order to guarantee solution lock section unlock after parking drive disk 201 can autonomous return, as shown in Figure 4 and Figure 5, in the present embodiment The second return spring 18 is provided between parking drive disk 201 and shell 1, for the ease of the arrangement of the second return spring 18, As shown in fig. 7, being provided with the second mounting groove 19 in the present embodiment in shell 1, which is then set in second In mounting groove 19, while the pushing tow for offering on 201 outer peripheral surface of parking drive disk setting corresponding with the second mounting groove 19 is flat Face 20, one end of the second return spring 18 is then contacted with the pushing tow plane 20 formation, to work as 201 up time of parking drive disk The second return spring 18 can form reversed jacking force when needle rotates, while 201 outer peripheral surface of parking drive disk influences the in order to prevent The arrangement of two return springs 18, the 201 outer peripheral surface indent of parking drive disk in the present embodiment between pushing tow plane 20 and card slot 3 It is formed with multiple cascaded surfaces 2011.

In addition, 201 return of parking drive disk is excessive in order to prevent, as shown in connection with fig. 9 by Fig. 5, in parking in the present embodiment Protrusion 2012 is also formed on 201 outer peripheral surface of drive disk, the formation of shell 1 at the protrusion 2012 and string holes 11 contacts and shape It is limited at return namely is the initial bit of parking handle 2 when the protrusion 2012 is abutted with shell 1.Meanwhile convex in the present embodiment Rise and be also formed with string holes 11 on 2012, after bracing wire 10 is pierced by by protrusion 2012 convex block 1001 through being arranged by 10 end of bracing wire with it is convex 2012 are played to be connected.When assembling bracing wire 10, after the other end of bracing wire 10 can be pierced by by protrusion 2012 and string holes 11 with hereafter institute The pawl tail mounting stated, convex block 1001 is formed with raised 2012 ends and is contacted at this time, to be formed to 10 both ends of bracing wire Limit, the assembly of bracing wire 10 is completed, while between the driving tube 23 and the second mounting plate 37 being described below in the present embodiment It is additionally provided with the cable travel pipe not shown in the figure being pierced by for bracing wire 10, which is connected to the second installation On plate 37, the other end is then set in driving tube 23.

In above-mentioned structure, it is additionally provided with cable travel on shell 1 and adjusts component, as shown in connection with fig. 9 by Fig. 7, the drawing It includes the screw thread that the tool internal thread nut pipe 21 being fixed on shell 1 and nut pipe 21 are spirally connected that lineal travel, which adjusts component, Pipe 22, and be fixed on after bracing wire 10 is pierced by by nut pipe 21 and screwed pipe 22 on 201 outer peripheral surface of parking drive disk, with The adjusting to 4 stroke of bracing wire is realized in relative displacement by adjusting screwed pipe 22 and nut pipe 21.On specific structure, this implementation The first mounting hole 103 and the second mounting hole 104 with the concentrically line setting of string holes 11 are provided in example on shell 1, wherein the One mounting hole, 103 aperture is adapted setting with 22 outer diameter of screwed pipe, and 104 aperture of the second mounting hole then with 21 outer diameter phase of nut pipe Adaptation setting, and 104 hole of the second mounting hole is positioned at 103 both ends of the first mounting hole between, while for the ease of driving screwed pipe 22 rotate, and are located at the driving for being formed with diameter on one end outside shell 1 and being greater than screwed pipe 22 in the present embodiment in screwed pipe 22 Pipe 23 is realized when driving tube 23 drives screwed pipe 22 to screw out outward that is, increasing the length of cable travel pipe to drawing The stroke adjustment of line 10.

As shown in Fig. 1 combination Figure 12 to Figure 14, mounting bracket includes constituting connected mounting plate with car body in the present embodiment 24, which is rectangle or square etc., and is formed with mounting hole 25 in each diagonal angle of mounting plate 24, It is connected by bolt assembly via mounting hole 25 and car body when being connect with car body.Mounting bracket further includes in the present embodiment It is fixed on first support on 24 one side of mounting plate, it is whole to be vertically arranged with mounting plate 24.First support packet in the present embodiment It includes two pedal linking arms being set on 24 one side of mounting plate side by side and installs plate 26, and install plate 26 in two pedal linking arms On be equipped with third shaft 27, what pedal linking arm 28 then rotated is set in the third shaft 27, and may make third shaft 27 Positioned at the middle and upper part of pedal linking arm 28, above-mentioned ratchet 29 is then formed in the top end of pedal linking arm 28, and pedal 30 is then It is fixed on the bottom end of pedal linking arm 28.

In order to guarantee the autonomous return in brake process of pedal linking arm 8, plate is installed in pedal linking arm in the present embodiment The return torsional spring 31 for driving 28 return of pedal linking arm is provided between 26 and pedal linking arm 28, which, which is located at, steps on Plate linking arm 28 and one of them pedal linking arm install between plate 26, and are set in above-mentioned third shaft 27, one end It is mounted on pedal linking arm to install on plate 26, the other end is then mounted on pedal linking arm 28.

First support further includes that two pawls installation of 26 top of plate is installed positioned at two pedal linking arms in the present embodiment Plate 32, and two pawls install plate 32 and are formed and connected by inclined plate 35 and two pedal linking arms installation plates 26 respectively, and Two pawls install and are equipped with the 4th shaft 33 between plate 32, and what the middle part of pawl 34 then rotated is set in the 4th shaft 33, It is formed in the present embodiment in one end of pawl 34 close to ratchet 29 and is adapted the pawl head 3401 of setting with ratchet 29, the pawl head 3401 are all made of existing structure with ratchet 29, and details are not described herein, and opposite pawl head 3401 is then formed in the other end of pawl 34 With the pawl tail 3402 of arc-shaped, which can contact with following return springs 36.Two pawls in the present embodiment It installs the distance between plate 32 and is adapted setting with the thickness of pawl 34 and pedal linking arm 28, pedal is thus prevented to connect Arm 28 and pawl 34 are moved axially along third shaft 27 and the 4th shaft 33 respectively.It certainly, can also be respectively in the present embodiment Spacer pin not shown in the figure is set in three shafts 27 and the 4th shaft 33 and is realized axial to pedal linking arm 28 and pawl 34 Mobile limit.

As shown in Fig. 1 combination Figure 12 to Figure 14, return component is the return spring being set in bracing wire 10 in the present embodiment 36, while for the ease of the arrangement of return spring 36, the L-type upwardly extended is additionally provided on mounting plate 24 in the present embodiment Second mounting plate 37, and the wire casing 3701 passed through for bracing wire 10, above-mentioned return spring are additionally provided on the second mounting plate 37 Then elasticity is connected on second mounting plate 37 for 36 one end, and the other end of return spring 36 is then connected to above-mentioned pawl tail 3402 On.

Mounting bracket and shell can be installed in ontology driver's cabin by this switching regulator parking braking assembly as needed, be made Used time is located at initial position due to protrusion 2012 is contacted with shell 1 when parking handle 2 is not by external force, at this time pawl 34 It drives lower claw head 3401 and ratchet 29 to be disengaged from state (shown in Figure 14) in return spring 36, passes through foot when needing to brake Pedal 30, and the rotation return under the driving of return torsional spring 31 of pedal linking arm 28 when removing external force.When needs are stayed Che Shi, rotation parking handle 2 drive bracing wire 10 to pull pawl 34, and when parking handle 2 turns to lock tongue 4 and card slot 3 When opposite position, lock tongue 4 is formed with card slot 3 under the driving of the first elastic component 5 and is clamped, at this time the pawl head 3401 and ratchet of pawl 34 29 form engagement (as shown in figure 13), prevent pedal linking arm 28 is in parked state from return in lasting rotation.When need Lock tongue 4 and card slot 3 is made to be detached from clamping by swinging release lever 15 when releasing parked state, parking handle 2 exists at this time Return back to initial bit under the driving of second return spring 18, and pawl 34 under then the driving of return spring 36 backswing to initial Position, completes the releasing of parked state.

Embodiment two

The present embodiment is related to a kind of vehicle, as shown in Fig. 1 and Figure 12 to Figure 14 comprising car body not shown in the figure, Brake pump 39 on the car body and with piston rod 38, is installed with the switching regulator as described in embodiment one on the car body and stays Vehicle brake assembly, the piston rod 38 are rotated and are set on pedal linking arm 28 via thimble 40.For the ease of brake pump 39 It arranges, brake pump 39 is arranged on mounting plate 24 in the present embodiment, and be connected via flange 41 and mounting plate 24.The present embodiment Middle thimble 40 is the U-shaped structure that bottom is connected with piston rod 38, can be on 40 two sidewalls of thimble when pedal linking arm 28 connects It wears pin shaft 42, and pedal linking arm 28 and pin shaft 42 is rotatablely connected, and the pin shaft 42 is located at the lower section of shaft 8 and is stepping on On plate linking arm 28.In foot pedal 30, pedal linking arm 28 is to lower swing and drives the compression brake pump 39 of piston rod 38 living It fills in chamber and forms brake, the working principle of brake pump 39 is the prior art, and details are not described herein.This vehicle is by using embodiment Switching regulator parking braking assembly described in one realizes and effectively integrates to brake and parking, realizes parking function and system The mutual switching of dynamic function reduces and braking mechanism and big, the at high cost deficiency of halting mechanism occupied space is separately provided.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (10)

1. a kind of switching regulator parking braking assembly, characterized by comprising:

Braking mechanism including rotating the pedal linking arm on car body via mounting bracket, and is formed in the pedal Pedal at linking arm one end is formed with ratchet relative to the pedal, in the other end of the pedal linking arm, steps on described When plate accepts external force, the pedal linking arm forms brake movement because swinging relative to the mounting bracket；

Halting mechanism, including correspond to the ratchet and rotate pawl located on the mounting bracket, and via bracing wire with The draw operations component that the pawl is drivingly connected, the draw operations component are made by applying tractive force to the bracing wire Pawl positioned at initial position has and the parking campaign of the ratchet engaged；

Return component is set between the pawl and the mounting bracket, carries out elasticity because of the parking campaign of the pawl Accumulation of energy, and in tractive force of the traction drive mechanism release to bracing wire, the return component discharges spring energy storage and drives pawl It is repositioned to initial position.

2. switching regulator parking braking assembly according to claim 1, it is characterised in that: the return component is is set in State the return spring in bracing wire.

3. switching regulator parking braking assembly according to claim 1, it is characterised in that: the draw operations component includes warp Rotated by shell on car body and the parking handle with card slot and one end rotation be disposed in the housing and with it is described Card slot is adapted the lock tongue of setting, and there is the lock tongue clamping with the card slot to swing under the driving of the first elastic component, with Constitute the locking to the parking campaign.

4. switching regulator parking braking assembly according to claim 3, it is characterised in that: the parking handle include via turn Axis and be rotatably positioned at the intracorporal parking drive disk of the shell and one end and handle body that the parking drive disk is connected, The card slot is formed on the outer peripheral surface of the parking drive disk, and parking bracing wire one end is fixed on the parking drive disk On, when the handle body accepts external force and the parking drive disk is driven to rotate, the bracing wire along the parking because driving Disk outer peripheral surface is bonded and constitutes the pulling to the pawl.

5. switching regulator parking braking assembly according to claim 4, it is characterised in that: Yu Suoshu parking drive disk with it is described The second return spring is provided between shell.

6. switching regulator parking braking assembly according to claim 4, it is characterised in that: be provided with bracing wire on Yu Suoshu shell Stroke adjustment component, it includes the tool internal thread screwed pipe being fixed on the shell that the cable travel, which adjusts component, with And the nut pipe being spirally connected with the internal screw thread, the bracing wire are fixed on the parking and drive after being pierced by by the nut pipe and screwed pipe On Moving plate.

7. switching regulator parking braking assembly according to claim 4, it is characterised in that: the draw operations component further includes Rotation is set to the solution lock section on the shell, and under the driving of external force, the solution lock section can push up the lock tongue free end It pushes away, so that the lock tongue has the unlocking movement for being detached from the card slot.

8. switching regulator parking braking assembly according to claim 7, it is characterised in that: the solution lock section includes that rotation is set to The release lever that the intracorporal runing rest of the shell and one end and the runing rest are connected, shape on Yu Suoshu runing rest At there is limit hole, the shaft is actively located in the limit hole.

9. switching regulator parking braking assembly according to any one of claim 1 to 8, it is characterised in that: the installation branch Frame includes the mounting plate being connected with car body, and is fixed on first support on the mounting plate one side, the pedal linking arm Being set in the first support for rotation, is provided between Yu Suoshu first support and the pedal linking arm and drives the pedal The return torsional spring of linking arm return.

10. a kind of vehicle, it is characterised in that: including car body, brake pump on the car body and with piston rod, in institute It states and is installed with switching regulator parking braking assembly as claimed in any one of claims 1-9 wherein on car body, the piston rod is via top Needle and rotate on the pedal linking arm.