CN2341870Y

CN2341870Y - Flexible saddle for bicycle

Info

Publication number: CN2341870Y
Application number: CN 97210061
Authority: CN
Inventors: 田宝龙
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-04-07
Filing date: 1997-04-07
Publication date: 1999-10-06
Anticipated expiration: 2007-04-07

Abstract

The utility model relates to a flexible saddle for a bicycle, which is composed of a full sealed flexible air bag. A lower surface of a hard underplate is provided with two fixing supports and a charging connector which can be communicated with the inner space of the flexible air bag. The inner and the outer layers of an air bag wall are made of rubber, and the middle part is a cord; the bottom edge of a side wall at the circumference of the air bag is provided with a circle of double-lip plate type wrapping which horizontally extends into the center, and the wrapping is clamped and attached to the circumference of the underplate to form an air bag sealing chamber. The saddle conforms to the characteristics of ergonomics and sports physiology; the surface of the saddle is soft, and the shape can be changed with a human body, so that stress at the contacting part of the human body and the saddle is uniform, and the human body can not feel comfortable. The utility model has the advantages of superior damping and buffering performance, comfort, high durability, simple structure and convenient use.

Description

The flexible saddle of bicycle

The utility model belongs to bicycle saddle.

Existing bicycle saddle roughly has two kinds of structures.A kind of be with spiral spring as resilient mounting, add the extension spring of seat face again, cover seat cushion above, commercially available phoenix, permanent, fly to reach, the saddle of homemade bicycles such as flying pigeon, golden lion is this structure.The structure of another kind of bicycle saddle be with the PVC engineering plastics as supporting baseplate, the direct soft polyamine fat of covering last layer plastic cover on base plate is for example from brand bicycles such as GIANT, the SPORTSMAN of external introduction, BANDA.The saddle seat surface of existing bicycle is all very stiff, and cushioning performance is poor, and traveling comfort is bad.Ride period is long slightly, and stiff seat surface can be pressed against to such an extent that human body pain is hard to bear.Owing to the seat surface fixed in shape, can not adapt to the cyclist's of various body shape, feature and different weight requirement and needs.

The purpose of this utility model is the weak point at existing bicycle saddle, provide a kind of new bicycle flexible saddle, make it to change passively the human needs by bike that the seat surface shape adapts to the different bodily forms and different weight, the soft or hard degree is adjustable, the seat surface shape variable, the energy buffer shock-absorbing is soft comfortable.

The purpose of this utility model realizes by following proposal.

The flexible saddle of bicycle, its external form is identical with the Regular Bicycle saddle, and it is made of a complete fully enclosed flexible air-bag.A hard base plate of matter is arranged at the bottom of this flexible air-bag, the base plate front end upwards (direction air bag in) a vertically reinforcement rib is arranged.The charging connector that the base plate lower surface is equipped with fixed support and can communicates with the flexible air-bag inner space.The flexible air-bag wall is made of three layers of material that is parallel to each other, and its inside and outside layer is rubber, and interlayer is a cord.The sidewall lower edge has an air bag base plate lips limit formula bound edge that encloses to central horizontal stretches into around the flexible air-bag, this bound edge is by constituting with the upper and lower two-layer lip sheet of the whole bonded assembly of air bag sidewall, this upper and lower two-layer lip sheet from upper and lower to saddle base plate periphery double team wherein, be close to sealing.

Embodiment accompanying drawings of the present utility model provides.

Description of drawings:

Fig. 1, flexible saddle inner structure (central horizontal section) figure;

Fig. 2, gentle bosom saddle central longitudinal are to vertical cross section;

Fig. 3, flexible saddle front cross vertical cross section;

Fig. 4, flexible saddle posterior transversal vertical cross section.

Sequence number implication among the figure: 1, the air bag sidewall, 2, strengthen rib, 3, the air bag bottom edge, 4, air bag base plate lips chip bound edge, 5, air bag base plate bound edge edge, 6, the charging connector inlet, 7, the fixed support point of contact, 8, fixed support, 9, the saddle base plate, 10, saddle front bladders sidewall, 11, saddle roof airbag seat surface, 12, base plate bound edge upper labial plate, 13, base plate bound edge labial plate, 14, charging connector, 15, the fixed support montant, 16, the air bag inner space, 17, the fixed support cross bar, 18, saddle rear portion air bag sidewall, 19, saddle left side air bag sidewall, 20, saddle right side air bag sidewall.

Embodiment:

Base plate 9 front ends upwards have a vertically fixing reinforcement rib 2.The fixed support 8 of base plate 9 lower surfaces has two, is positioned at the saddle rear portion, is the U font, arranges about vertically.The all available steel of base plate 9 and fixed support 8 are made, and they are fixedly connected by welding.Charging connector 14 vertically is installed on base plate 9 central authorities from bottom to top, is positioned at the front of two fixed supports 8.Charging connector 14 can use the general air faucet of tire of bicycle.Flexible air-bag is made with rubber, in inside and outside two-layer rubber cordline is arranged, and cordline is made of 1-2 layer cord.Flexible air-bag sidewall 1 is connected as a whole with top seat surface 11 closures, sidewall 1 lower edge closure is connected with the air bag base plate lips chip bound edge 5 that a circle stretches into to central horizontal around it.Base plate 9 surrounding edges can coincide just and embed between the upper labial plate 12 and labial plate 13 of bound edge 5, and with sulfuration or bonded assembly way base plate 9 and lips chip bound edge 5 are combined closely to fuse.Like this, can form the flexible air-bag of the hard end of a complete seal.This air bag is sat face 11 and sidewall 1 is flexibility, and the bottom surface is the hard end, is convenient to be fixedly mounted on the bicycle.Its monnolithic case is identical with existing bicycle saddle.

Flexible air-bag ectonexine rubber requires air-tightness good, outer layer rubber also require can radioresistance and anti-ozone invade and touch.Flexible air-bag wall thickness 4mm.Be arc transition, its arc radius R=18mm between its seat surface 11 and the sidewall 1 and between sidewall 1 and the base plate lips chip bound edge 5.Base plate 9 thickness are 4mm.The saddle pillar size of the installation dimension of fixed support 8 and existing bicycle is just the same, can exchange.

Action principle of the present utility model: adopt soft top, hard end flexible rubber air bag as the saddle main body, and make the external styling that meet human engineering and athletic physiology characteristics.Utilize the gas elasticity that shape changes and produced when pressurized in flexible air-bag and the capsule, and in the capsule gas institute tool the characteristic of even transmitted load, obtain a saddle seat surface softness, uniform-compression and have good cushioning performance and elastomeric saddle.The internal layer rubber of flexible air-bag wall mainly seals, and prevents air bag gas leakage.Its outer layer rubber also has radioresistance and ozone to invade the protective action of touching except that sealing.Middle cordline can be combined into one securely with inside and outside layer rubber after sulfuration.Since the inflation pressure not high (its absolute pressure is generally less than 0.16MPa) in the air bag, as long as air bag has enough loaded areas, just can grantee's body weight load.Charging connector 14 not only can feed to inflation in the gas bundle, and can regulate inflation pressure in the air bag with it.People's inflation pressure that body weight is light can hang down, and people's inflation pressure of heavyweight vehicle can be higher, with the people that the satisfies different weight requirement to the saddle gasbag pressure.The needed air bag inflation pressure of the people of different weight (absolute pressure) data are listed in table 1.

Table 1

Body weight (Kg)	Pressure (MPa)		Body weight (Kg)	Pressure (MPa)		Body weight (Kg)	Pressure (MPa)
Body weight (Kg)	Pressure (MPa)		Body weight (Kg)	Pressure (MPa)		Body weight (Kg)	Pressure (MPa)	25 30 35 40 45 50	1.125 1.150 1.175 1.200 1.225 1.250		55 60 65 70 75 80	1.275 1.300 1.325 1.350 1.375 1.400		85 90 95 100 105 110	1.425 1.450 1.475 1.500 1.525 1.550

The utlity model has following features:

1, the utility model saddle has the seat surface of taking advantage of of a flexibility, is being subject to can changing passively the requirement that its surface configuration adapts to body shape fully after the human body compressing, and can varying with each individual, and adapts to the people of the different bodily forms to the requirement of saddle seat surface. A seat surface can produce numerous shape, can be fit to proprietary needs. Greatly increased cyclist's comfort.

2, because the gas in the flexible air-bag has the characteristic of even transmitted load, thereby can make human body contact the part uniform stressed with saddle, thereby avoided the outstanding position of human body and the position of exerting oneself to concentrate stressed, solve the problem that existing bicycle seat surface is hard, press against the people, further improved the comfort that drives.

3, flexible air-bag can arbitrarily change the blowing pressure, thereby can indiscriminately ad. as one wishes regulate the soft or hard degree of seat surface, obtains different saddle stiffness characteristics, with the people that the adapts to different weight requirement to the saddle seat surface, thereby makes the seat surface softness moderate, drives comfortable.

4, flexible saddle can obtain lower vertical stiffness, the suitable lateral stiffness and the lower natural frequency of vibration, and can vibrate by absorbing high-frequency, thereby have good vibration damping, cushion characteristic.

5, simple in structure, easy to use, the life-span principal, without spring, cost is lower.

Claims

1, the flexible saddle of bicycle, external styling with Regular Bicycle saddle, it is characterized in that being made of a complete fully enclosed flexible air-bag, hard floor is arranged at the bottom of this flexible air-bag, the charging connector that the base plate lower surface is equipped with fixed support and can communicates with the flexible air-bag inner space.

2, saddle according to claim 1 is characterized in that the flexible air-bag wall is made of three layers of material that is parallel to each other, and its inside and outside layer is rubber, and interlayer is a cord.

3, saddle according to claim 1, the sidewall lower edge has one to enclose the air bag base plate lips chip bound edge that stretches into to central horizontal around it is characterized in that flexible air-bag, this bound edge is by constituting with the upper and lower two-layer lip sheet of the whole bonded assembly of air bag sidewall, this upper and lower two-layer lip sheet from upper and lower to saddle base plate periphery double team wherein, be close to sealing.

4, saddle according to claim 1 is characterized in that the fixed support of base plate lower surface has two, is positioned at the saddle rear portion, is the U font, arranges about vertically.