CN206125117U - Singlehanded brake equipment of shallow - Google Patents

Abstract

Singlehanded brake equipment of shallow, the brake ware including the car rear wheel of both sides between pushes away with the car goes up the hand controller who fixes to the pipe, by the metal connection of acting as go -between between them, when one hand rotation spanner, the inboard hole site acquisition brake of car rear wheel is inserted to the metal rod outer end of going up the ware of receiving, brake of then acting as go -between, press hand controller's button when the finger, the inboard hole site of car rear wheel is withdrawn to lax, the metal rod outer end of then acting as go -between, and braking status obtains the unblock promptly. To folding the shallow that pushes away the pipe forward, no matter shallow person is in car rear or plantago side, all can brake fast and unblock in the twinkling of an eye, this brake equipment fully provided linkage brake requirement accords with the compulsory requirement of infant's shallow brake safety -related standard.

Description

The singlehanded brake gear of go-cart

Technical field

This utility model is related to baby carriage, the concrete singlehanded brake gear for being go-cart.

Background technology

In child stroller, generally by the foot-operated linkage brake of bilateral trailing wheel, using simple and safe and reliable.Wherein A kind of more outstanding brake structure is：Build one and connect Jie's part (moulding), while realizing under back wheels of vehicle, the rear foot tube with this side End and the brake between the trailing wheel of both sides are responsible for being fixedly connected for one end, and brake is integrally symmetrical, and trailing wheel inner side sets There is the intensive hole position of circular wheel shaft, it is placed in the middle by the spacing brake pedal of left and right pipe box and can rotate around supervisor, the left and right brake lever beginning It is defined eventually (i.e. parallel with axletree all the time) parallel with supervisor, brake lever outer end is worn and is connected to connection Jie part outside, in brake lever End is located in the recessed area of pedal side.When brake pedal is horizontal state, brake lever outer end and wheel inner side hole position holding spacing is without connecing Touch, wheel can normally roll the running status as non-brake；When brake pedal is stepped in foot (footwear) front end, brake pedal is around supervisor Produce Small-angle Rotation, the bent facade of pedal side recessed area bottom promote brake lever move to outside side (meanwhile, in brake lever periphery Steel bushing, the spring of linking fit is by curved surface institute tight against outer spring end is closely against side elevation in connection Jie's part) so that brake lever Certain hole position of back wheels of vehicle inner side is inserted in outer end, then back wheels of vehicle can not be rolled and braked --- and now, the hemispherical head of brake lever is inner Just it is butted in the shallow little segment of bent facade, so braking state is reliable and stable；When foot front end holds up, (firmly very little, is " light Support ") pedal, brake pedal is around supervisor's low-angle reversion, the shallow little segment disengaging brake of the bent facade of pedal side recessed area bottom Bar hemispherical head is inner, and original is pressed the spring tension release of contracting, promotes the inner Qu Li along pedal side recessed area bottom of brake lever Towards car middle position movement (in other words left and right brake lever closer to) so that brake lever outer end is withdrawn from wheel inner side hole position, i.e., Brake lever outer end can normally roll i.e. this car and be in shape to be run with existing (holding) spacing of back wheels of vehicle inner side hole position, back wheels of vehicle State.

It is a component that above-mentioned brake lever is actual, and left side brake lever is full symmetric with right hand side brake bar structure.Brake side The component of bar includes：One metal bar, the inner segment spring of 1 less elastic force, the steel bushing of a leading portion undergauge, 1 hemisphere head cap (for the grafting of the non-undergauge port of steel bushing), the outer section spring of 1 larger elastic force, 1 looped pipeline.Metal bar, inner segment spring are from steel Set larger caliber is sequentially inserted into, and the big section to metal bar stretches out the inner end cap of the undergauge section of steel bushing, metal bar by steel bushing undergauge Till section hinders, together in the metal bar paragraph stretched out from steel bushing undergauge section, the larger port of steel bushing bore is by half for outer section of spring housing Bulb cap grafting, combinations thereof is placed in outside connection Jie's part between side elevation and the bent facade of pedal side recessed area bottom, and outer Section spring, undergauge steel bushing are located in connection Jie's part between side elevation and hemisphere head cap, and looped pipeline one end is deducted on the inside of connection Jie part Flange collar, the other end is shallow to be plugged in pedal side recessed area (main purpose is to obtain succinct outward appearance), and outer section of spring, undergauge steel bushing are in pair In pipe.When brake pedal is stepped in operator's foot front end, brake pedal is rotated around supervisor, and the bent facade of pedal side recessed area bottom is pushed away Move outside dynamic hemisphere head cap, thereafter：The inner segment of the inner segment spring of the little elastic force of intubation promotion of one side hemisphere head cap, then little elastic force Spring promoted and moved outside metal bar, until (the now inner segment spring of little elastic force in certain hole position of metal bar outer end insertion back wheels of vehicle inner side Also compressed), go-cart obtains braking state；The periphery of the round bottom plane of another aspect hemisphere head cap promotes shifting, steel outside steel bushing The undergauge section of set promoted and moved outside the outer section spring of big elastic force so that outer section spring quilt between side elevation and steel bushing in connection Jie's part Press contracting.When foot front end holds up pedal, pedal around supervisor's reversion, the shallow little segment of pedal side recessed area bottom song facade departs from lock The hemispherical head of cap, the outer section spring of big elastic force, the inner segment tension force of spring of little elastic force are released, and promote in the steel bushing of undergauge and move, Promote lock nut hemispherical head along the bent facade of pedal side recessed area bottom to car middle position sliding, and the undergauge section of steel bushing pulls metal bar End cap, pull in metal bar and move so that metal bar outer end is extracted out from back wheels of vehicle inner side hole position, metal bar outer end and back wheels of vehicle The existing spacing of inner side hole position, so braking state is unlocked, and now such as jams on once again pedal without artificial external force, then the car will All the time being in can running status.

With the fast development of social economy, growth of the people to infant gives unprecedented concern and attention, Go-cart also brings great convenience and enjoyment to the child-bearing of the head of a family.People are outgoing with infant by go-cart, or take a walk Leisure, or shopping of going window-shopping, or out on tours, infant in go-cart or lie is slept or semi-lying or sitting are played；Go-cart person (guards People) behind of infant is normally at, but the handlebar of go-cart can continue go-cart, i.e. go-cart person and be likely to be located at collapsed forward In face of infant, exchange with infant emotional affection in the traveling of go-cart, trammer obviously now directly cannot be stepped on immediately with foot , when emergency brake is especially needed, there is a certain degree of security risk, although this is probably small probability event in brake.

The content of the invention

This utility model task:A kind of singlehanded brake gear of go-cart is provided, makes the brake operation of go-cart further convenient, Giving birth to children to the head of a family, it is more light to bring.

Technical solutions of the utility model：The singlehanded brake gear of go-cart, including the component parts of brake：It is supervisor, looped pipeline, front There is horizontal stroke at the steel bushing of section undergauge, the metal bar, outer section of spring, inner segment spring, the hemisphere head cap containing intubation that have end cap, including two ends Thick stick, the metal bracing wire for having soft sheath outward, one end and the cored screw of soft sheath are fixed, it is characterised in that it also includes：

Brake component parts：Fixed seat and transfer part, fixed seating is connected to supervisor and middle position and rivets fixation, pivot bush unit in The transfer part of supervisor's middle position splices in fixed seat；

The component parts of hand controller：Spanner, upper lid, lower cover, button, alignment pin, little spring, upper lid and lower cover are fastened and riveted solid Due to car handle pipe, the handle of spanner extend to from upper and lower cover zoarium lateral opening it is outer, spanner above lid center projection and/or Lower cover center projection is that axle is rotatable, and little spring is planted and in spanner upper surface blind hole, alignment pin buckle closure in the zoarium of upper and lower cover Little spring upper end, button is plugged on the upper surface of lid；

Hand controller is connected with brake by metal bracing wire.

Issue the strip mouth inserted for wrench portion volume in car handle tube side face in hand controller.

Spanner above lid center projection and/or lower cover center projection are less than 90 ° for the rotation of axle.

The hemisphere head cap of the non-undergauge port grafting of steel bushing touches all the time the transfer part side recessed area bottom of patch tiltedly to face directly.

Upper interior surface below button has the proper groove for accommodating alignment pin upper end for above prolonging, determining under braking state Position pin and little spring combination are just positioned at the underface of button.

The operation principle of the design device：

It is described in the background and the existing former brake part construction of existing market on the basis of, in the design Metal bracing wire one end whippletree and spanner socket connection, and postpone from car handle pipe and under, until to pass car handle pipe, lower end horizontal Thick stick socket connection transfer part, and after the preformed hole of the cored screw insertion fixed seat that the soft sheath lower end of close lower end whippletree is fixed By nut locking.

During singlehanded rotary spanner to its handle is parallel and near to handle pipe, metal bracing wire is above taken out, so as to brake The transfer part tension line of device driven around supervisor's rotation, and transfer part side recessed area bottom tiltedly faces rotation, the non-undergauge port of steel bushing directly The hemisphere head cap of grafting is touched all the time tiltedly being faced directly for patch by it and move outside promotion, hereafter：The intubation of hemisphere head cap promotes inner segment spring, interior Section spring promote metal bar outside move, make metal bar outer end insertion back wheels of vehicle inner side around wheel shaft intensive hole position in certain hole position in (meanwhile, hemisphere head cap also promoted and moved outside steel bushing, and outer section of spring facade in the undergauge section and connection Jie's part of steel bushing is pressed contracting)； And little spring, the alignment pin combination that now spanner upper surface blind hole is loaded with is just positioned at the button underface of upper lid grafting, little spring Tension force promotes alignment pin upper end to pour the upper interior surface groove below button, then the current position state of spanner is locked (tight On take out the bracing wire of state so that tiltedly facing directly indirectly but stably push against metal bar outer end for transfer part is inserted in wheel inner side hole position In), i.e., the braking state of now go-cart will stably keep.When braking state needs to release, finger down is located at upper lid appearance Button, the perpendicular core of button middle position pushes alignment pin (then the little spring under it is compressed), and alignment pin abjection upper interior surface is recessed Groove, the outer section spring tension release that now brake Central Plains is compressed, promotes steel bushing undergauge section port, the non-undergauge port of steel bushing to push away Dynamic hemisphere head cap, hemisphere head cap promote tiltedly facing directly for transfer part side recessed area bottom to rotate around supervisor, until due to hemisphere head cap Till the inner terminal that conflict is tiltedly faced directly, in above process, the steel bushing undergauge section for moving inward pulls metal bar (end cap) inwardly It is mobile, final metal bar outer end withdraw from back wheels of vehicle inner side hole position, i.e. wheel can operate, braking state be released from (meanwhile, it is tiltedly straight Face is rotation of the transfer part around supervisor around the rotation of supervisor, and the transfer part that metal bracing wire is rotated is drop-down, final hand brake Spanner is brought back to the original position before brake by bracing wire).

The simplified statement of said process is：Artificial rotating spanner, on reel line, drive transfer part around supervisor's rotation, rotation In tiltedly face directly promote hemisphere head cap, hemisphere head cap intubation promote inner segment spring, inner segment spring promote metal bar make its outer end Insertion back wheels of vehicle inner side hole position braked (this process China and foreign countries section spring receive hemisphere head cap, the promotion of undergauge steel bushing and pressed Contracting)；When finger pushes (upper lid surface) button (then bracing wire starts to relax), outer section of spring tension release promotes steel bushing, steel bushing Undergauge section pull metal bar (end cap) make its outer end withdraw back wheels of vehicle inner side hole position, i.e. braking state unlocked (meanwhile, steel Set promotes hemisphere head cap, hemisphere head cap to promote and tiltedly faces rotation directly, that is, promote transfer part to rotate backward, and transfer part drives bracing wire from handss Take out under control device, with wrench the original position before brake is returned).

The good effect of the design：For can collapsed forward handle pipe go-cart, no matter go-cart person is in car rear or Herba Plantaginis Side, can be unlocked with Quick brake and moment；Spanner rotating distance is short during brake and self-locking braking state, braking state also by The key of button one is unlocked, and single-handed exercise amplitude is little, and operation demeanour is good；On the premise of car handle pipe intensity is still fully possessed, car The long openings house in the handle tube side face partial volume of spanner, further reduces the upper and lower cover i.e. apparent volume of hand controller, The people that are more convenient for comfortably use；Tiltedly facing directly for transfer part side recessed area bottom is cleverer to the control of the directly metal bar of locking wheel It is quick direct；Metal bracing wire is simply reliable with the connection of hand controller, brake, and onboard portion enters car handle pipe for metal bracing wire It is interior, do not affect the folding and expansion of go-cart.This brake gear fully meets linkage brake and requires, meets and is stopped with regard to baby stroller The European Union of car safety forces standard and CNS.

Description of the drawings

Fig. 1 is the go-cart schematic diagram for being loaded with the design brake gear.

Fig. 2 a are to connect the location diagram of the design device brake under Jie's part (local) and non-braking state (locally Section view), metal bar outer end state diagram when Fig. 2 b are the brakes in contrast to Fig. 2 a local A, Fig. 2 c are the mechanism of action of transfer part Schematic diagram (broken section).

Fixed seat and transfer part state audio-visual picture when Fig. 3 a are non-brakes, Fig. 3 b be fixed seat under another visual angle and in Turn the non-braking state of part and the schematic diagram with bracing wire connected mode, the fixed seat and transfer part state diagram when Fig. 3 c are brakes, figure 3d-e is respectively the fixed seat audio-visual picture under different visual angles, and Fig. 3 f are transfer part and bracing wire lower end whippletree connected mode schematic diagram, Fig. 3 g are the transfer part audio-visual pictures under another visual angle.

Fig. 4 is to be loaded with hand controller, wear the car handle pipe schematic diagram for connecing bracing wire.

Hand controller audio-visual picture and its internal state figure when Fig. 5 a-b are respectively non-brakes, Fig. 5 c be hand controller upper lid and Lower cover audio-visual picture, the hand controller audio-visual picture and its internal state figure when Fig. 5 d-e are respectively brakes, Fig. 5 f-g are respectively spanners Positive and negative audio-visual picture.

Fig. 6 a are a kind of location diagrams of the spanner in hand controller and handle pipe, and Fig. 6 b are button, alignment pin, little spring A kind of location diagram.

Specific embodiment

Embodiment.Referring to Fig. 1 and Fig. 4：In the avris at go-cart rear portion, rear foot tube (11) lower end, back wheels of vehicle (12) and both sides The supervisor (21) (one end) of brake is by the fixed docking of connection Jie's part (13), fixed seat (3) and transfer part (4) position between trailing wheel In supervisor's (21) middle position.Hand controller is located on car handle pipe.Hand controller and brake are connected by bracing wire (5).

Bracing wire (5) is with the concrete connected mode of hand controller, brake：Referring to Fig. 5 g, Fig. 5 f, Fig. 5 e, bracing wire upper end is horizontal Thick stick (51) is placed into the little cylinder (61) (blind hole) of (6) one jiaos of spanner, enters side groove (62), this back guy at bracing wire (5) end naturally (5) ahead running handle pipe and (referring to Fig. 4) is passed to vehicle frame rear side, on lower end whippletree (52) is similar with the grafting of transfer part (4) End whippletree (51) and the grafting of spanner (6), and make the cored screw (54) that bracing wire soft sheath (53) lower end is fixed insert fixed seat (3) by nut locking (referring to Fig. 3 b) after preformed hole (31), so lower end whippletree (52) is between fixed seat preformed hole (31) Bracing wire insert the reserved conduit (41) in the reserved conduit (32) in fixed seat side, transfer part side naturally, in conduit (32/41) Bracing wire (5) length be to determine.Corresponding to go-cart brake or go-cart two kinds of different conditions to be run, bracing wire (5) it is elastic Degree only changes in fixed seat preformed hole (31) between spanner (6).And the go-cart for determining model is corresponded to, its bracing wire (5) is fixed It is long, reliable brake had both been met without excessively unnecessary.

Referring to Fig. 2 a and Fig. 2 b：The design brake is integrally symmetrical, and its middle position has fixed seat (3) and transfer part (4), Its side component includes steel bushing (25), the outer section of bullet of metal bar (22), inner segment spring (23), hemisphere head cap (24), outer section of undergauge Spring (26), looped pipeline (27).The inner end cap of metal bar and inner segment spring (23) are in steel bushing (25) internal cohesion, the non-contracting of steel bushing (25) The port of footpath section is touched and is pressed against inner segment spring (23) one end by hemisphere head cap (24) grafting, the intubation (241) of hemisphere head cap (24), outward The undergauge section of section spring (26) and steel bushing (25) is connected in metal bar (22) periphery, and metal rod end cap is close to or sticks to steel bushing (25) Undergauge section, metal bar (22) outer end is through connection Jie's part (13) afterwards with back wheels of vehicle (12) inner side in all multi-hole positions of wheel shaft One of grafting (braking state) or depart from (not braking state).Connection Jie's part in Fig. 2 a be its local, complete connection Jie's part (13) referring to Fig. 1.

Referring to Fig. 3 a-g and Fig. 2 a-b, Fig. 2 c：Fixed seat (3) and transfer part (4) have wears the big footpath for connecing for supervisor (21) Circular hole (33,42), fixed seat (3) is fixed by caulking to supervisor (21), and transfer part (4) can be rotated around supervisor (21).Looped pipeline (27) Deduct connection Jie part inner side flange collar (131) for one end, and the shallow path circular hole (34) for being plugged in fixed seat (3) side of the other end is secondary Pipe (27) position is completely fixed, and the outer section spring (26) of the patch that offsets, the major section dropping place of undergauge steel bushing (25) are interior in looped pipeline (27), Patch hemisphere head cap (24) is supported in the port of the non-undergauge section of steel bushing (25)；In undergauge steel bushing (25), the intubation (241) of hemisphere head cap is touched Against inner segment spring (23), inner segment spring (23) touches the end cap against metal bar, and the end cap of metal bar is by steel bushing (25) undergauge section Hindering to deviate from laterally.Especially comparison diagram 2a and Fig. 2 c is visible：The heavy caliber end of undergauge steel bushing (25) and hemisphere head cap (24) through after the path circular hole (34) of fixed seat (3) side, hemisphere head cap (24) is butted on transfer part (4) side recessed area bottom Tiltedly face (43) directly, it is plane that this tiltedly faces (43) directly first, is in space facade, be front and back ends with back wheels of vehicle (12) distance not Same inclined-plane.Obviously, when the transfer part (4) in Fig. 2 a is around supervisor's (21) rotate counterclockwise, then tiltedly facing directly (43) in rotating Promote hemisphere head cap (24), the intubation (241) of hemisphere head cap promotes inner segment spring (23), inner segment spring (23) to promote metal bar (end cap) makes metal bar (22) outer end insert back wheels of vehicle (12) inner side hole position to be braked (now, the position of hemisphere head cap (24) It is in figure 2 c that left-hand broken line position is moved to by right side solid line；Now, the relative position of the transfer part (4) of Fig. 2 a and fixed seat (3) Put and change into as shown in Figure 3 c, the dotted line direction in Fig. 3 c is the direction of rotation of transfer part (4))；In above process, hemisphere Head cap (24) also promotes undergauge steel bushing (25), undergauge steel bushing (25) to promote outer section spring (26) to be closely against connection Jie's part (13) Interior side elevation, the state that in addition section spring (26) is compressed is kept all the time before brake is not unlocked.When the transfer shown in Fig. 3 c Part (4) be allowed to around supervisor (21) turn clockwise when it is (actual to maintain transfer part tiltedly to face (43) directly to push against metal bar indirectly (22) it is plugged in draft in the bracing wire of wheel face hole position (5) to be released from), the tension force of the outer section spring (26) compressed all the time Release, pushing and pressing undergauge steel bushing (25), the undergauge section of undergauge steel bushing (25) pull metal bar (end cap) to move (interior to car middle position direction Move), until back wheels of vehicle (12) inner side hole position is withdrawn completely in metal bar (22) outer end, then braking state is released from (at the same time, contracting Footpath steel bushing (25) promotes hemisphere head cap (24) to move to car middle position direction, under the pushing and pressing pressure effect of hemisphere head cap (24), tiltedly Face (43) (around supervisor (21)) rotation directly, i.e. transfer part (4) in Fig. 3 c is transformed to the position shape in Fig. 2 a according to turning clockwise State).

Referring to Fig. 5 a-g and Fig. 6 a-b：Hand controller is by spanner (6), upper lid (7), lower cover (8), button (93), alignment pin (92), little spring (91) composition, lower cover (8) is first fixed with car handle pipe (14) rivet clasp, then by spanner centre bore (63) fit lower cover (8) Middle part projection (81), little spring (91) plants spanner upside blind hole (64), little spring (91) epimere of alignment pin (92) lid set, by upper lid (7) fasten after lower cover (8) and be fixed on car handle pipe (14), a screw is worn and connects lid (projection (71)) center, (spanner center Hole) fixed behind lower cover projection (81) center, upper surface eye-splice of the button (93) in Shang Gai (7).The handle (64) of spanner from it is upper, Outside the fit lateral opening of lower cover is extended to, spanner (6) is rotatable as axle with upper and lower cover center projection (71,81), bracing wire (5) Upper end is reliably plugged at (6) one jiaos of spanner (referring to Fig. 5 g：Bracing wire head whippletree (51) is placed into little cylinder (61), at bracing wire end Smoothly insert side groove (62)).When the spanner (6) in Fig. 5 b is rotated clockwise as Fig. 5 e states by axle of lower cover center projection (81) When, bracing wire (5) is more incorporated in the zoarium of upper and lower cover (7,8) that (bracing wire (5) i.e. in car handle pipe (14) is upper Take out), now, the assembly of little spring (91) and alignment pin (92) has been located in the underface of the button (93) of lid (7) appearance eye-splice (referring to Fig. 6 b and Fig. 5 e, Fig. 5 d), the button (93) that the upper end of alignment pin (92) heads into upper lid (7) inner surface by little spring (91) is just The groove (72) of lower section, i.e. alignment pin (92) position are locked, and bracing wire (5) is tightened up (do not loosen, do not take out down), now bracing wire (5) corresponding to lower end be brake shown in Fig. 3 c, Fig. 2 b braking state.If when finger presses the button (93), button (93) the perpendicular core (931) of middle position pushes alignment pin (92) (little spring (91) under it is compressed), covers in alignment pin (92) abjection Inner surface recesses (72), bracing wire (5) starts to relax, outer section spring (26) release of tension that brake Central Plains is compressed, and promotes steel Set (25) undergauge section port, the non-undergauge section port of steel bushing (25) promote hemisphere head cap (24), hemisphere head cap (24) to promote transfer part (4) tiltedly face directly (43) of side recessed area bottom rotate around supervisor (21) rotation, i.e. transfer part (4) around supervisor (21), complete from figure The transformation of state in 3c to Fig. 2 a, bracing wire (5) is more taken by fixed seat (3), transfer part (4) place volume, i.e., in go-cart Bracing wire (5) take out by under, with wrench (6) from the transformation of Fig. 5 e to Fig. 5 b, Fig. 5 d to Fig. 5 a states, hand controller is returned to brake Front state (at the same time, pulls metal bar (end cap) mobile, makes metal bar (22) to steel bushing (25) the undergauge section of in-car side shifting Outer end is withdrawn from (disengaging) back wheels of vehicle (12) inner side hole position, i.e. braking state and is released from).

Also what deserves to be explained is：

Bracing wire in Fig. 3 b makees when m directions are twitched to be brake process that the bracing wire in releasing process of braking is twitched direction such as n and referred to To shown.

Referring to Fig. 6 a, strip mouth (141) is issued in car handle pipe (14) side in hand controller, and the strip mouth allows spanner (6) partial volume is inserted in car handle pipe, effectively reduces the relatively small women of the overall volume of hand controller, particularly palm Using the design device equally freely.

Because spanner (6) girth is appropriate, rotation of the spanner with upper and lower cover center projection (71,81) as axle is without requiring more than 90 °, its bracing wire (5) length for being actually needed adjustment just corresponds to brake metal bar (22) outer end in brake and when not braking Alternate position spike.

The interior outage degree Deterministic Finite of hand controller, little spring (91), alignment pin that spanner (6) upper side blind hole (64) is loaded (92) syntagmatic is stable, and bracing wire upper end whippletree (51) in the little cylinder (61) of one jiao of spanner does not fall out.

Claims (5)

1. the singlehanded brake gear of go-cart, including the component parts of brake：Supervisor, looped pipeline, the steel bushing of leading portion undergauge, there is end cap There is whippletree at metal bar, outer section of spring, inner segment spring, the hemisphere head cap containing intubation, including two ends, has the metal drawing of soft sheath outward Line, one end and the cored screw of soft sheath are fixed, it is characterised in that it also includes：

Brake component parts：Fixed seat and transfer part, fixed seating is connected to supervisor's middle position and rivets fixation, pivot bush unit supervisor Yu The transfer part of middle position splices in fixed seat；

The component parts of hand controller：Spanner, upper lid, lower cover, button, alignment pin, little spring, upper lid and lower cover are fastened and are fixed by caulking to Car handle pipe, the handle of spanner extends to outer, spanner above lid center projection and/or lower cover from upper and lower cover zoarium lateral opening Center projection is that axle is rotatable, and little spring is planted and little spring in spanner upper surface blind hole, alignment pin buckle closure in the zoarium of upper and lower cover Upper end, button is plugged on the upper surface of lid；

Hand controller is connected with brake by metal bracing wire.

2. the singlehanded brake gear of go-cart according to claim 1, is characterized in that:Open in car handle tube side face in hand controller With the strip mouth inserted for wrench portion volume.

3. the singlehanded brake gear of go-cart according to claim 1, is characterized in that:Spanner above lid center projection and/or Lower cover center projection is less than 90 ° for the rotation of axle.

4. the singlehanded brake gear of go-cart according to claim 1, is characterized in that:The hemisphere of the non-undergauge port grafting of steel bushing Head cap touches all the time the transfer part side recessed area bottom of patch tiltedly to face directly.

5. the singlehanded brake gear of go-cart according to claim 1, is characterized in that:Upper interior surface below button has On the proper groove for accommodating alignment pin upper end that prolongs, the alignment pin and little spring combination under braking state just positioned at button just under Side.