CN206243052U - Sucked type bicycle rack and combination carrying luggage frame for bicycle - Google Patents

Abstract

The utility model provides a kind of sucked type bicycle rack and combination carrying luggage frame for bicycle, is related to auto parts machinery field, for bicycle to be fixed on into automobile, including main frame body, Suction cup assembly and fixture.The side of main frame body is connected with least two Suction cup assemblies, and the opposite side of main frame body is connected with fixture.Fixture includes connecting portion and fixed part, and one end of connecting portion is connected with main frame body, and the other end of connecting portion is connected with fixed part.Fixed part include hollow circular-tube and wear in the inner with externally threaded circular shaft, the diameter of circular shaft matches with the wheel hub diameter of bicycle, and the two ends of circular shaft are provided with and screw part.This carrying luggage frame for bicycle is connected by Suction cup assembly completion with automobile, it is connected to it and does not damage automobile, and mount and dismount all very convenient, quick, because the connection of sucker and automobile belongs to flexible connection, vibrations during energy buffering automobile traveling, make the fixation of bicycle very stablize.

Description

Sucked type bicycle rack and combination carrying luggage frame for bicycle

Technical field

The utility model relates generally to auto parts machinery field, in particular to a kind of sucked type bicycle rack and combination Carrying luggage frame for bicycle.

Background technology

For the fan that rides, no matter whenever bicycle all be life in it is essential, particularly outside When going out to travel；But it is accomplished by transporting bicycle using automobile when road is remoter, typically voluntarily Car be disassembled into it is several be partially loaded in compartment or installed on vehicle top luggage carrier and then bicycle is tied up on luggage carrier, before A kind of method dismantles bicycle tedious process, and bicycle takes up space and is difficult to put very much, latter method influence automobile It is attractive in appearance, and mount and dismount intricate operation.Also, due to the stationary bicycle on roof, bicycle be by wheel with What luggage carrier was fixed, travel speed than it is very fast when easily cause the loosening of bicycle, or even the danger dropped.

Utility model content

The utility model provides a kind of sucked type bicycle rack and combination carrying luggage frame for bicycle, obtains above-mentioned problem It is effectively improved.

What the utility model was realized in：

Embodiment of the present utility model provides a kind of sucked type bicycle rack, for bicycle to be fixed on into automobile, Including main frame body, Suction cup assembly and fixture.The side of main frame body is connected with least two Suction cup assemblies, the opposite side of main frame body It is connected with fixture, fixture includes connecting portion and fixed part, one end of connecting portion is connected with main frame body, the other end of connecting portion Be connected with fixed part, fixed part include hollow circular-tube and be arranged in hollow circular-tube with externally threaded circular shaft, the diameter of circular shaft Wheel hub diameter with bicycle matches, and the two ends of circular shaft are provided with and screw part.

Optionally, above-mentioned Suction cup assembly includes vacuum cup and manual pump, and vacuum cup is fixedly connected with manual pump；Manually Pump includes pump body and pushing component, and accommodating cavity is provided with manual pump, and pushing component includes impeller, piston and elasticity Part, piston is slidably arranged in accommodating cavity and accommodating cavity is divided into the first cavity and the second cavity, the first cavity with External world's connection, one end away from piston of the second cavity connects with the depressed part of vacuum cup.Piston includes piston only and sets The first air non return part of piston only is placed in, the first air non return part is used to make the second cavity to the first cavity one-way conduction, It is provided between second cavity and depressed part for making depressed part to the second air non return part of the second cavity one-way conduction；Piston With acting on down the first state static relative to the second air non return part without external force, and have in the presence of elastic component remote From the second state of the trend of the second air non return part.

Optionally, above-mentioned impeller includes push rod and the first top, and one end of push rod is fixedly connected with the piston, pump body Inner surface setting have the second top, elastic component is spring, and spring housing is located at push rod, and spring is located at the first top and the Between two tops, the second top is the block of ring-type, and block is sheathed on push rod, block relative to the first top closer to Second cavity, the inwall of pump body is provided with for stopping the end difference that block is moved from the first cavity to the second cavity.

Optionally, above-mentioned connecting portion includes first connecting portion and second connecting portion, and first connecting portion and second connecting portion connect L-shaped is connected into, first connecting portion offers connecting hole, and main frame body offers fixing hole corresponding with connecting hole, and connecting portion is by first The bolt for being arranged in connecting hole and fixing hole afterwards is fixed with main frame body, one end away from first connecting portion of second connecting portion with it is solid Determine portion to be fixedly connected.

Optionally, the above-mentioned part that screws is including nut and swing arm, spiro cap on circular shaft, swing arm be fixedly connected with nut and For screwing in or screwing out circular shaft by nut.

Optionally, above-mentioned sucked type bicycle rack also includes reinforcing member, and one end and the main frame body of reinforcing member are hinged, reinforcing member The other end be provided with VELCRO for being connected with bicycle.

Optionally, above-mentioned reinforcing member includes being hollow shaft-like the first reinforcing member and the second reinforcing member, the first reinforcing member One end be hinged with main frame body, the first reinforcing member is telescopic to be connected to the second reinforcing member and is fixed by keeper.

Optionally, one end of the reinforcing member of insertion second of above-mentioned first reinforcing member offers screwed hole, along the second reinforcing member Length direction offer bar shaped connecting hole, keeper is that with the externally threaded screw rod matched with screwed hole, screw rod is through connecting The threaded connection of Kong Bingyu screwed holes is connect, turning screw rod makes to keep fixed or activity between the first reinforcing member and the second reinforcing member.

Optionally, the quantity of above-mentioned reinforcing member is at least two, wherein an one end for reinforcing member is located at the one of fixture Side, another one end of reinforcing member is located at the opposite side of fixture.

The utility model additionally provides a kind of combination carrying luggage frame for bicycle, including Wheel mounting bracket and above-mentioned sucked type are certainly Driving frame, Wheel mounting bracket and sucked type bicycle rack are used cooperatively, Wheel mounting bracket include connecting plate, front-wheel fixture, after Wheel fixture and Suction cup assembly, the side of connecting plate are fixedly connected with front-wheel fixture, the opposite side and Suction cup assembly of connecting plate Be fixedly connected, front-wheel fixture includes two support bars being arranged side by side, one end away from connecting plate of support bar be provided with The fixing groove that front-wheel wheel shaft matches, is provided with the receiving space for accommodating front-wheel, trailing wheel fixture between two support bars VELCRO including fixed station and for fixing trailing wheel, one end away from connecting plate of fixed station is provided with and rear tyre phase The groove matched somebody with somebody.

Compared with prior art, the beneficial effects of the utility model are：The connection of this vehicle-mounted bicycle rack with automobile is adopted Completed with Suction cup assembly, make it in the case where automobile is not damaged, fixation that can be very stable；Bicycle is fixed on bicycle When on frame, it is not necessary to which other aids can be completed, either install or dismounting is all very convenient, quick, and Because the connection of sucker and automobile belongs to flexible connection, the vibrations during energy buffering automobile traveling make the fixation of bicycle non- Normal stabilization.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme of the utility model implementation method, below will be to being wanted needed for implementation method The accompanying drawing for using is briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore not The restriction to scope is should be considered as, for those of ordinary skill in the art, on the premise of not paying creative work, Other related accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of the sucked type fixed mount that the utility model embodiment 1 is provided；

Fig. 2 is the structural representation of the fixture of Fig. 1；

Fig. 3 is the structural representation of the Suction cup assembly of Fig. 1；

Fig. 4 is the structural representation of reinforcing member；

Fig. 5 is the structural representation of the Wheel mounting bracket that the utility model embodiment 2 is provided；

Fig. 6 is the schematic diagram of bicycle stationary state.

Icon：100- sucked type bicycle racks；200- Wheel mounting brackets；300- combines carrying luggage frame for bicycle；10- body frames Body；20- fixtures；21- connecting portions；211- first connecting portions；212- second connecting portions；22- fixed parts；221- hollow circular-tubes； 222- circular shafts；223- screws part；30- Suction cup assemblies；31- vacuum cups；311- depressed parts；32- manual pumps；321- pump bodies； 322- pushing components；3221- impellers；3222- pistons；3223- elastic components；The tops of 3224- first；323- houses cavity； The cavitys of 3231- first；The cavitys of 3232- second；324- the first air non return parts；325- the second air non return parts；326- second is supported Top；40- reinforcing members；The reinforcing members of 41- first；The reinforcing members of 42- second；43- keepers；50- connecting plates；51- front-wheel fixtures； 511- support bars；512- fixing grooves；52- trailing wheel fixtures；521- fixed stations；522- VELCROs；523- grooves.

Specific embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally described in accompanying drawing herein and The component of the utility model embodiment for showing can be arranged and designed with a variety of configurations.

Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it need not be further defined and explained in subsequent accompanying drawing.

, it is necessary to explanation in description of the present utility model, term " on ", " interior ", " outward ", the orientation of the instruction such as " bottom " Or position relationship is that, based on orientation shown in the drawings or position relationship, or the utility model product is usually put when using Orientation or position relationship, are for only for ease of description the utility model and simplify description, rather than the dress for indicating or implying meaning Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model Limitation additionally, term " first ", " second " etc. be only used for distinguish description, and it is not intended that indicate or imply relatively important Property.

In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets Put ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Can be two connections of element internal.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

Embodiment 1

Refer to shown in Fig. 1, embodiment of the present utility model provides a kind of sucked type bicycle rack 100, for will be from Driving is fixed on automobile, including main frame body 10, fixture 20 and Suction cup assembly 30.

The side of main frame body 10 is connected with two Suction cup assemblies 30, and the quantity of Suction cup assembly 30 can also be more than three, One of Suction cup assembly 30 is connected to one end of main frame body 10, and another Suction cup assembly 30 is connected to the another of main frame body 10 End；Main frame body 10 is arranged to platy structure, when sucked type bicycle rack 100 is fixed on vehicle top, the plate face of platy structure with Plane where vehicle top is substantially parallel, prevents main frame body 10 from resistance or other influences are produced on the traveling of automobile.

The opposite side of main frame body 10 is connected with fixture 20, as shown in Fig. 2 fixture 20 includes connecting portion 21 and fixed part 22。

Connecting portion 21 includes first connecting portion 211 and second connecting portion 212, first connecting portion 211 and second connecting portion 212 Connection is L-shaped, or other shapes, however it is necessary that supported fixed part 22 by connecting portion 21, and and main frame body 10 have a certain distance, so that bicycle has enough distances to be fixed.First connecting portion 211 offers connecting hole, even It is at least two to connect the quantity in hole, and is arranged on the relative two ends of first connecting portion 211, and main frame body 10 is offered and connecting hole Corresponding fixing hole, connecting portion 21 is arranged in connecting hole by priority and the bolt of fixing hole is fixed with main frame body 10, certainly, the One connecting portion 211 can also be that welding or others are fixedly connected mode with the connection of main frame body 10；Second connecting portion 212 it is remote It is fixedly connected with fixed part 22 from one end of first connecting portion 211.

Fixed part 22 include hollow circular-tube 221 and be arranged in hollow circular-tube 221 with externally threaded circular shaft 222, circular shaft 222 diameter matches with the wheel hub diameter of bicycle, the structure of the matching, be in fact enable circular shaft 222 with voluntarily The front fork of car is fixed, and the two ends of circular shaft 222 are provided with and screw part 223, during stationary bicycle, first unloads front-wheel, then will be from The front fork of driving is fastened on circular shaft 222, then is rotated and screwed part 223, makes to screw part 223 front fork is pushed against into hollow circular-tube 221 Two ends, reach the fixation of bicycle, in order to avoid because front fork and hollow circular-tube 221, screw the mutually extruding of part 223 and caused by damage Wound, front fork and can screw and be respectively provided with multiple packing rings between part 223 between front fork and hollow circular-tube 221.

Above-mentioned hollow circular-tube 221 can also be arranged to solid tubes, and set solid with solid tubes at the two ends of solid tubes Fixed connection or integrally formed circular shaft 222, are equally reached the effect of stationary bicycle front fork.

Screwing part 223 includes nut and swing arm, and on circular shaft 222, swing arm is fixedly connected and is used for spiro cap with nut Nut is screwed in or screwed out circular shaft 222, rotation emits and the front fork of bicycle can be fixed on fixture 20, but does not use it If his instrument, it is impossible to reach expected fixed effect, so the swing arm for being emitted with rotation and being fixedly connected is set, using lever principle, On the premise of other aids are not used, very easily rotation can be emitted and screwed.

Refer to shown in Fig. 3, Suction cup assembly 30 includes vacuum cup 31 and manual pump 32, vacuum cup 31 and manual pump 32 It is fixedly connected；Manual pump 32 includes being provided with accommodating cavity 323 in pump body 321 and pushing component 322, manual pump 32, promotes Component 322 includes impeller 3221, piston 3222 and elastic component 3223.

Piston 3222 be slidably arranged in accommodating cavity 323 and by accommodating cavity 323 points be the He of the first cavity 3231 Second cavity 3232, the first cavity 3231 and the second cavity 3232 are relative, and piston 3222 is moved toward accommodating cavity 323 is interior When, the area of the first cavity 3231 increase, the area of the second cavity 3232 reduces, otherwise the area of the first cavity 3231 reduces, and second is empty Chamber 3232 area increase, the first cavity 3231 is in communication with the outside, one end away from piston 3222 of the second cavity 3232 and vacuum The depressed part 311 of sucker 31 is connected.

Piston 3222 includes the body of piston 3222 and is arranged at the first air non return part 324 of the body of piston 3222, first Air non return part 324 is used to make the one-way conduction of 3232 to the first cavity of the second cavity 3231, the second cavity 3232 and depressed part 311 Between be provided with for making the second air non return part 325 of the one-way conduction of the cavity of depressed part 311 to the second 3232；Piston 3222 has First state static relative to the second air non return part 325 under external force is acted on is whether there is, and in the presence of elastic component 3223 The second state with the trend away from the second air non return part 325.

Two time points of the above-mentioned two state mechanism of Suction cup assembly 30 in fact, its detailed process is piston 3222 toward holding When being empty the press-in of the inside of chamber 323, the pressure in the second cavity 3232 gradually increases, after reaching to a certain degree, in elastic component Piston 3222 starts to be moved to the opening direction of pump body 321 from the direction of the second air non return part 325 in the presence of 3223, and Now the air pressure in the second cavity 3232 is bigger than air pressure in the first cavity 3231, so that the first air non return part 324 is toward the One cavity 3231 is deflated, while be also to open the second air non return part 325, by the sky in the depressed part 311 of vacuum cup 31 The process that gas is extracted toward the second cavity 3232, finally makes the air in depressed part 311 evacuate substantially, meanwhile, in atmospheric pressure Under effect, the absorption tightly of vacuum cup 31 is in car surface.

Impeller 3221 includes push rod and the first top 3224, and one end of push rod is fixedly connected with piston 3222, pump sheet The inner surface setting of body 321 has the second top 326, and elastic component 3223 is spring, or rubber rope or other elasticity The structure that material is made, spring housing is located at push rod, and spring is located between the first top 3224 and the second top 326, the Two tops 326 are the block of ring-type, and block is sheathed on push rod, and the ring shaped stopper for being sheathed on push rod can be installed very easily, And when the contact point between block and spring is than more uniform, make piston 3222 not allow to be also easy to produce the inclined of direction when advancing Move, better seal effect can be reached；Block is relative to the first top 3224 closer to the second cavity 3232, pump sheet The inwall of body 321 is provided with for stopping the end difference that block is moved from the first cavity 3231 to the second cavity 3232, end difference It is at least two pieces and is oppositely arranged, preferably three pieces, and spaced set in the approximately the same plane of inwall in pump body 321, It is stable also for position can be retained stop when ring shaped stopper is propped up into end difference.

Sucked type bicycle rack 100 also includes reinforcing member 40, and one end and the main frame body 10 of reinforcing member 40 are hinged, reinforcing member 40 The other end be provided with VELCRO 522 for being connected with bicycle, one end of reinforcing member 40 and main frame body 10 are hinged, and make reinforcing Part 40 can be moved in different directions, so that the other end of reinforcing member 40 can contact the diverse location of bicycle, and be added The other end of firmware 40 is fixedly installed VELCRO 522, reinforcing member 40 is selected according to the structure of the bicycle of different structure Selecting property is fixed reinforcing to bicycle.

Refer to shown in Fig. 4, reinforcing member 40 includes being hollow shaft-like the first reinforcing member 41 and the second reinforcing member 42, the One end of one reinforcing member 41 is hinged with main frame body 10, and the first reinforcing member 41 is telescopic to be connected to the second reinforcing member 42 and by fixed Position part 43 is fixed, i.e., the length of reinforcing member 40 can be adjusted, and reason is that the species of bicycle has many kinds, structure and height Often differ widely, the length of reinforcing member 40 can be adjusted, so that reinforcing member 40 can be to different height and the bicycle of structure It is fixed；It is worth noting that, fixing point of the reinforcing member 40 on bicycle can not be with fixed knot and the fixing point of bicycle Overlap, otherwise be the equal of the reinforcement effect for losing reinforcing member 40.

One end of second reinforcing member of insertion 42 of the first reinforcing member 41 offers screwed hole, along the length of the second reinforcing member 42 Direction offers bar shaped connecting hole, and keeper 43 is that, with the externally threaded screw rod matched with screwed hole, screw rod passes through connecting hole And be threadedly coupled with screwed hole, turning screw rod makes to keep fixed or activity between the first reinforcing member 41 and the second reinforcing member 42, Threaded connection can reach the fine setting of the length of reinforcing member 40, and make reinforcing member 40 can reach optimal length, to reach reinforcing The reinforcement effect that part 40 gives bicycle is maximized.

Optionally, the fixed form between the first reinforcing member 41 and the second reinforcing member 42 can also be added by along first Corresponding position on the length direction of the reinforcing member 42 of firmware 41 and second opens up through hole, then using inserted link, successively inserts The through hole of one reinforcing member 41 and the second reinforcing member 42, realizes that the firstth reinforcing member 41 and the second reinforcing member 42 are fixed, and converts inserted link The position of through hole is inserted into the first reinforcing member 41 and the second reinforcing member 42, it becomes possible to the length of adjustable rooting part 40, adjust certainly The section length of reinforcing member 40 also has other modes, does not repeat herein.

The quantity of reinforcing member 40 is two, wherein an one end for reinforcing member 40 is positioned at the side of fixture 20, Ling Yigen One end of reinforcing member 40 is located at the opposite side of fixture 20, and the quantity of reinforcing member 40 can also be more than three, and connect respectively It is connected on the two ends of main frame body 10；One end away from main frame body 10 of reinforcing member 40 is fixed by VELCRO 522 and bicycle, two The position that reinforcing member 40 is fixed on bicycle may be located at same place, so, make two reinforcing members 40 and main frame body 10 basic Triangle structure, makes its reinforcement effect more safety and stabilization.

Embodiment 2

Refer to shown in Fig. 5, the utility model additionally provides a kind of combination carrying luggage frame for bicycle 300, including wheel is fixed Frame 200 and above-mentioned sucked type bicycle rack 100, Wheel mounting bracket 200 include that connecting plate 50, front-wheel fixture 51, trailing wheel are solid Determine part 52 and Suction cup assembly 30, connecting plate 50 is stripe board, or square, arc or other shapes.The one of connecting plate 50 Side is connected to front-wheel fixture 51 and trailing wheel fixture 52, and front-wheel fixture 51 and trailing wheel fixture 52 are located at connecting plate 50 respectively Two ends, the opposite side of connecting plate 50 is fixedly connected with Suction cup assembly 30.

Refer to shown in Fig. 6, in the present embodiment, front-wheel fixture 51 is U-shaped, or other shapes, front-wheel Fixture 51 is provided with two support bars 511 being arranged side by side, the structure that support bar 511 is connected, or is separate in bottom, One end away from connecting plate 50 of support bar 511 is provided with the fixing groove 512 matched with front-wheel wheel shaft, two support bars 511 Between be provided with receiving space for accommodating front-wheel, the receiving space has enough depth so that front-wheel is put into receiving space Its wheel shaft client is snapped in fixing groove 512 afterwards, and fixing groove 512 matches with bicycle quick wheel shaft, and wheel hub is fastened on fixation In groove 512, then will be tightened on front-wheel wheel shaft with the nut of fixed front-wheel, reach the fixation of front-wheel.

Trailing wheel fixture 52 includes fixed station 521 and VELCRO 522, and fixed station 521 is fixedly connected with connecting plate 50, fixed One end away from connecting plate 50 of platform 521 sets fluted 523, and the shape of groove 523 matches with the shape of rear tyre, and And groove 523 is step type, is adapted to different tyre widths.VELCRO 522 is fixed on fixed station 521, VELCRO 522 It is wrapped on trailing wheel and fixes trailing wheel.

When being fixed to bicycle, the sucked type bicycle rack 100 in Wheel mounting bracket 200 and embodiment 1 Use cooperatively, sucker is in adsorbed state, sucked type bicycle rack 100 is mainly the fixation to bicycle front end, in order that Its fixed effect by the trailing wheel of bicycle more preferably, it is necessary to be also carried out fixation, trailing wheel need not unload wheel when fixation, only need The VELCRO 522 and trailing wheel of Wheel mounting bracket 200 are fixed.

In the present embodiment, it is also possible to multiple fixtures 20 are set on main frame body 10, while matching and the quantity of fixture 20 Suitable Wheel mounting bracket 200, can simultaneously reach many fixations of bicycle.In addition, with Wheel mounting bracket 200 and bicycle Coordinate the front-wheel that is unloaded from bicycle of fixation, first by one end of front wheel by VELCRO 522 or rope and from Driving is fixed, and the other end is fixed with Wheel mounting bracket 200.

Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.It should be noted that Arrive：Similar label and letter represents similar terms in following accompanying drawing, therefore, once determined in a certain Xiang Yi accompanying drawing Justice, then need not further be defined and be explained in subsequent accompanying drawing to it.

The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power The protection domain that profit is required is defined.

Claims (10)

1. a kind of sucked type bicycle rack, for bicycle to be fixed on into automobile, it is characterised in that including main frame body, sucker Component and fixture；

The side of the main frame body is connected with Suction cup assembly described at least two, the opposite side of the main frame body and the fixture Connection, the fixture includes connecting portion and fixed part, and one end of the connecting portion is connected with the main frame body, the connecting portion The other end be connected with the fixed part, the fixed part include hollow circular-tube and be arranged in the hollow circular-tube with outer spiral shell The circular shaft of line, the diameter of the circular shaft matches with the wheel hub diameter of bicycle, and the two ends of the circular shaft are provided with rotation Tight part.

2. sucked type bicycle rack according to claim 1, it is characterised in that the Suction cup assembly include vacuum cup and Manual pump, the vacuum cup is fixedly connected with the manual pump；

The manual pump includes pump body and pushing component, and accommodating cavity, the pushing component bag are provided with the manual pump Impeller, piston and elastic component are included, the piston is slidably arranged in the accommodating cavity and divides the accommodating cavity It is the first cavity and the second cavity, first cavity is in communication with the outside, one end away from the piston of second cavity Depressed part with the vacuum cup is connected；

The piston includes piston only and is arranged at the first air non return part of the piston only, the first air non-return Part is used to make second cavity to the first cavity one-way conduction, is provided between second cavity and the depressed part For making the depressed part to the second air non return part of the second cavity one-way conduction；

The piston has without first state static relative to the second air non return part under external force effect, and described There is the second state of the trend away from the second air non return part in the presence of elastic component.

3. sucked type bicycle rack according to claim 2, it is characterised in that the impeller is supported including push rod and first Top, one end of the push rod is fixedly connected with the piston, and the inner surface setting of the pump body has the second top, described Elastic component is spring, and the spring housing is located at the push rod, and the spring is supported positioned at first top and described second Between top, second top is the block of ring-type, and the block is sheathed on the push rod, and the block is relative to described First top is provided with for stopping the block from described first closer to second cavity, the inwall of the pump body The end difference that cavity is moved to second cavity.

4. sucked type bicycle rack according to claim 1, it is characterised in that the connecting portion include first connecting portion and Second connecting portion, the first connecting portion and second connecting portion connection are L-shaped, and the first connecting portion offers connection Hole, the main frame body offers fixing hole corresponding with the connecting hole, and the connecting portion is by being successively arranged in the connection The bolt of hole and the fixing hole is fixed with the main frame body, one end away from the first connecting portion of the second connecting portion It is fixedly connected with the fixed part.

5. sucked type bicycle rack according to claim 1, it is characterised in that the part that screws includes nut and swing arm, On the circular shaft, the swing arm is fixedly connected and for screwing in or revolving the nut spiro cap with the nut Go out the circular shaft.

6. sucked type bicycle rack according to claim 1, it is characterised in that the sucked type bicycle rack also include plus Firmware, one end of the reinforcing member is hinged with the main frame body, and the other end of the reinforcing member is provided with for connecting with bicycle The VELCRO for connecing.

7. sucked type bicycle rack according to claim 6, it is characterised in that the reinforcing member includes being hollow shaft-like The first reinforcing member and the second reinforcing member, one end and the main frame body of first reinforcing member be hinged, first reinforcing member It is telescopic to be connected to second reinforcing member and fixed by keeper.

8. sucked type bicycle rack according to claim 7, it is characterised in that the insertion described of first reinforcing member One end of two reinforcing members offers screwed hole, and bar shaped connecting hole is offered along the length direction of second reinforcing member, described fixed Position part be with externally threaded screw rod match with the screwed hole, the screw rod pass through the connecting hole and with the screwed hole Threaded connection, turning screw rod makes to keep fixed or activity between first reinforcing member and the second reinforcing member.

9. sucked type bicycle rack according to claim 7, it is characterised in that the quantity of the reinforcing member is at least two Root, wherein an one end for the reinforcing member is positioned at the side of the fixture, another one end of the reinforcing member is located at institute State the opposite side of fixture.

10. it is a kind of to combine carrying luggage frame for bicycle, including Wheel mounting bracket and the sucked type as described in claim 1-9 any one Bicycle rack, the Wheel mounting bracket includes connecting plate, front-wheel fixture, trailing wheel fixture and the Suction cup assembly, the company The side of fishplate bar is fixedly connected with the front-wheel fixture, and the opposite side of the connecting plate is fixedly connected with the Suction cup assembly, The front-wheel fixture is provided with two support bars being arranged side by side, and one end away from the connecting plate of the support bar is set There is the fixing groove matched with front-wheel wheel shaft, the receiving space for accommodating front-wheel, institute are provided between two support bars Stating trailing wheel fixture includes fixed station and the VELCRO for fixing trailing wheel, one end away from the connecting plate of the fixed station It is provided with the groove matched with rear tyre.