WO2013033989A1 - 气筒 - Google Patents

气筒 Download PDF

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Publication number
WO2013033989A1
WO2013033989A1 PCT/CN2012/073639 CN2012073639W WO2013033989A1 WO 2013033989 A1 WO2013033989 A1 WO 2013033989A1 CN 2012073639 W CN2012073639 W CN 2012073639W WO 2013033989 A1 WO2013033989 A1 WO 2013033989A1
Authority
WO
WIPO (PCT)
Prior art keywords
core tube
gas
outer tube
air
block
Prior art date
Application number
PCT/CN2012/073639
Other languages
English (en)
French (fr)
Inventor
韩德玮
陈恳
黄东明
Original Assignee
大行科技(深圳)有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 大行科技(深圳)有限公司 filed Critical 大行科技(深圳)有限公司
Priority to KR1020147009094A priority Critical patent/KR101714728B1/ko
Priority to JP2014528834A priority patent/JP2014526405A/ja
Priority to EP12829431.1A priority patent/EP2754605B1/en
Priority to US14/343,546 priority patent/US9669670B2/en
Publication of WO2013033989A1 publication Critical patent/WO2013033989A1/zh

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/10Arrangement of tyre-inflating pumps mounted on vehicles
    • B60C23/105Arrangement of tyre-inflating pumps mounted on vehicles the pump being mounted in the saddle-pillar of a bicycle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K19/00Cycle frames
    • B62K19/30Frame parts shaped to receive other cycle parts or accessories
    • B62K19/40Frame parts shaped to receive other cycle parts or accessories for attaching accessories, e.g. article carriers, lamps
    • B62K19/42Frame parts shaped to receive other cycle parts or accessories for attaching accessories, e.g. article carriers, lamps for tyre pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B33/00Pumps actuated by muscle power, e.g. for inflating
    • F04B33/005Pumps actuated by muscle power, e.g. for inflating specially adapted for inflating tyres of non-motorised vehicles, e.g. cycles, tricycles

Definitions

  • the present invention relates to a manually operated air cylinder for supplying air to a bicycle, and more particularly to a gas cylinder that is mounted on a bicycle and is convenient to carry. Background technique
  • the existing single-chamber pump is a large-stroke pump that is usually detachably attached to the bicycle frame.
  • the disadvantage is that it is large in size and affects the use of the bicycle.
  • mini which has a smaller stroke than a single-chamber pump, which is easy to remove from the bicycle, and does not affect the rider's riding, but the pumping stroke is short, and the single stroke is at best small.
  • the present invention is directed to providing a portable, compact air cylinder.
  • Another object of the present invention is to provide a gas cylinder that is easy to use.
  • the present invention is implemented as follows:
  • a gas cylinder comprising: an outer tube closed at one end and open at the other end; a core tube slidable in the outer tube, the core tube being provided with a piston assembly at one end; a hose slidable in the core tube, the hose One end is connected to the air needle, and the other end is connected to the air nozzle assembly; the piston assembly includes a piston, a piston ring and a unidirectional wide that can connect the core tube and the outer tube, and the other end of the core tube is provided with a core tube end
  • the core tube end is provided with a narrowing opening, and the core tube end is externally provided with a foot pedal, and the air needle is provided with a large end end that cooperates with the narrowing opening.
  • the open end of the outer tube is provided with a limiting block that can be fixed on the outer tube, and the limiting block is provided with an air suction hole and a core tube Through the central hole, the piston member slides between the closed end of the outer tube and the limiting block.
  • the gas nozzle assembly comprises a pressing rod, a pressing block placed on the end surface of the pressing rod, a gas nozzle rubber block, a gas nozzle housing and a thimble placed between the pressing block and the gas nozzle rubber block, and the thimble end is connected with the hose The other end is connected to the vent hole of the air nozzle housing through the air nozzle block, and the pressure rod is rotatably connected to the air nozzle housing.
  • the end of the pressing rod holds the pressing block, and drives the thimble to move toward the air outlet of the air nozzle housing.
  • the pressure block, the thimble and the gas nozzle block are disposed in the gas nozzle housing.
  • the pressing rod is provided with an elastic buckle, and the end of the core tube is provided with a card slot matched with the elastic buckle, and the pressing rod can be inserted into the end of the core tube.
  • the end of the foot pedal is pressed against the air nozzle assembly, and the foot pedal is rotated, and the end portion of the foot pedal pushes the air nozzle assembly to release the elastic buckle on the pressure rod from the slot of the core tube end .
  • the core tube end and foot pedal can be received in the outer tube.
  • the gas cylinder further includes a protective cover connected to the open end of the outer tube, and the core tube end, the foot pedal and the air nozzle assembly are housed in the outer tube and the protective cover.
  • the closed end of the outer tube is provided with a clamping structure for clamping the seat cushion.
  • the invention provides a gas cylinder with different structures, a structure of a gas nozzle assembly and a plug structure of a core tube end and a pressure rod, so that the gas cylinder structure is arranged compactly, and the length of the gas cylinder is reduced under the premise of ensuring the inflation efficiency of the gas cylinder, the pedal
  • the end of the plate is pressed against the lower end of the pressing rod step or against the air nozzle housing.
  • This structure can restrict the free rotation of the foot pedal, and can also conveniently take out the air nozzle assembly to inflate the required tire through the foot pedal.
  • the protective cover of the gas cylinder serves to fully protect the components of the gas cylinder.
  • the structure of the gas nozzle assembly makes the gas cylinder and the gas nozzle reliably connected, which is more convenient when inflating.
  • Figure 1 is an exploded view of the gas cylinder of the present invention
  • Figure 2 is an assembly view of the air cylinder of the present invention
  • Figure 3 is an enlarged view of the piston assembly of the gas cylinder of the present invention.
  • Figure 4 is an enlarged view of the assembly of the core tube end of the gas cylinder of the present invention and the gas needle;
  • Figure 5 is an enlarged view of the air nozzle assembly of the air cylinder of the present invention.
  • Figure 6 is a perspective view of the limiting block of the air cylinder of the present invention.
  • Figure 7 is a perspective view of the end of the core tube of the gas cylinder of the present invention.
  • Figure 8 is a perspective view of the pressure bar of the air cylinder of the present invention
  • Figure 9 is a schematic view of the gas nozzle assembly of the present invention before being taken out
  • Figure 10 is a schematic view of the gas nozzle assembly of the present invention when taken out
  • Figure 11 is a schematic view of the air nozzle assembly of the air cylinder of the present invention and the tire nozzle before inflation;
  • Figure 12 is a schematic view showing the assembly of the air nozzle assembly and the tire nozzle of the air cylinder of the present invention. detailed description
  • the gas cylinder referred to in the present invention includes an outer tube 3, a core tube 4, a hose 5, a piston assembly 2, and a gas nozzle assembly 1.
  • the core tube 4 is slidable in the outer tube 3.
  • the end of the core tube 4 is provided with a piston assembly 2, and the open end of the outer tube 3 is provided with a limiting block 9
  • the limiting block 9 encloses the piston assembly 2 in the outer tube 3, and the center of the limiting block 9 is provided with a central hole 26 through which the core tube 4 passes to prevent the piston assembly 2 from penetrating therethrough.
  • An air suction hole 25 is disposed on both sides of the center hole. As shown in FIG. 6 , the air suction hole 25 is connected to the closed section of the outer tube 3 and the outside atmosphere, and the mounting holes 27 are provided on both sides of the limiting block 9 .
  • the block 9 is fixed in the outer tube 3 by a screw mounted on the mounting hole 27, and the piston member 2 includes a piston 21, a deformable piston ring 23 and a unidirectional width 22, which can slide in the outer tube 3, as shown in the figure.
  • the other end of the core tube 4 is provided with a core tube end 7, and the core tube end 7 is internally provided with a narrowing narrowing opening 17, as shown in Fig. 4, the narrowing opening 17 can accommodate
  • the gas supply needle 6 is provided with an articulated footboard 8 on the outer side of the core tube end 7, and one end of the gas needle 6 is a large end end, and the large end end is provided with a seal.
  • the gas nozzle assembly 1 includes a pressing rod 11, a pressing block 12 disposed at an end surface of the pressing rod 11, a gas nozzle block 14, a gas nozzle housing 15, and a pressure between the pressing block 12 and the gas nozzle block 14.
  • the ejector pin 13 is connected to the hose 5 at the other end, and the other end is connected to the vent hole 31 of the air nozzle housing 15 through the air nozzle block 14 , and the pressing rod 11 is rotatably connected with the air nozzle housing 15 .
  • the pressing block 12, the thimble 13 and the nozzle block 14 are all disposed in the nozzle housing 15.
  • the end side cam structure of the pressing rod 11 is topped.
  • the pressing block 12 pushes the thimble 13 to press the nozzle rubber block 14 in the direction of the vent hole 31 of the nozzle housing 15, and the nozzle rubber block 14 is deformed, so that the thimble 13 is ventilated.
  • the vent hole 31 of the mouth casing 15 moves.
  • the pressing rod 11 can be inserted into the end of the core tube 7.
  • the upper end of the pressing rod 11 is provided with a step 29, and the lower end is provided with an elastic buckle 30.
  • the end of the core tube 7 is provided with The latching groove 28 of the elastic buckle 30 is as shown in FIG. 7.
  • the pressing rod 11 is inserted into the end of the core tube 7, the end of the footboard 8 is pressed against the step 29 of the pressing rod 11.
  • the foot pedal 8 is rotated, and the end of the footrest 8 pushes the pressing rod 11, so that the elastic buckle 30 on the pressing rod 11 can be pulled from the end of the core tube 7
  • the groove 28 is taken out.
  • the end of the footboard 8 is opposite to the end of the air nozzle housing 15, and when the footrest 8 is rotated outward, the end of the footrest 8 presses the end of the air nozzle housing 15, due to The air nozzle housing 15 is connected to the pressing rod 11 so that the pressing rod 11 has a tendency to move.
  • the force of the pressing rod 11 is sufficiently large to make the elastic buckle 30 from the card slot 28. Pulling out, pulling out the pressing rod 11 from the end of the core tube 7, the air cylinder can inflate the tire, as shown in Fig. 9, which is a schematic diagram of the gas nozzle assembly 1 of the gas cylinder, Fig. 10 is a gas nozzle assembly of the gas cylinder 1 Schematic drawing taken from the end of the core tube 7.
  • the open end of the outer tube 3 is provided with an internal thread, and the protective cover 24 is provided with an external thread.
  • the gas cylinder is compact in structure, and a small portion of the gas nozzle housing 15 is exposed to the outer tube 3
  • the protective cover 24 can hide the air nozzle housing 15 in the outer tube 3 and the protective cover 24, thereby ensuring the safety of the air cylinder and the overall structure is also very beautiful.
  • the hose 5 is pulled out from the core tube 4 to the extreme position, that is, when the large end of the gas needle 6 is received in the narrowing port 17 in the end 7 of the core tube, the core tube 4 and the atmosphere can be ensured. Insulation, the core tube 4 and the hose 5 are communicated through the core tube end 7.
  • the closed end of the outer tube 3 is provided with a hand-held structure for convenient use of the gas cylinder.
  • the gas cylinder of the present invention can be mounted on the seat tube, i.e., the outer tube 3 is a seat tube, and a clamping structure 10 for holding the seat cushion 16 is provided at the closed end of the outer tube 3.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)

Abstract

一种给自行车供气的手动操作的气筒,包括一端封闭、另一端开放的外管(3),一可在外管(3)中滑动的芯管(4),芯管(4)一端设有活塞组件(2),一可在芯管(4)中滑动的软管(5),所述软管(5)的一端与气针(6)连接,另一端与气嘴组件(1)连接,所述活塞组件(2)包括活塞(21)、活塞环(23)及可连通芯管(4)和外管(3)的单向阀(22),所述芯管(4)的另一端设有芯管端头(7),所述芯管端头(7)中设有收窄口(17),芯管端头(7)外部铰设脚踏板(8),所述气针(6)设有与所述收窄口(17)配合的大头端。本发明提及的气筒具有结构紧凑,方便使用的特点。

Description

气筒
技术领域
本发明涉及一种给自行车供气的手动操作的气筒, 特别涉及一种安装于自行车上、 携 带方便的气筒。 背景技术
随着经济的发展、 技术的进步, 以及人们对社会、 环境的认识和态度的转变, 人们日 益将自行车作为生活重要的一部分。
在自行车活动中, 轮胎的保养非常重要, 但常常被人们忽视, 常常在骑行的过程中, 发现轮胎的气压不足, 既影响骑行的速度, 也不利于轮胎轮胎的保养。 因此, 便携式的气 筒越来越受自行车爱好者的欢迎。
现有的单腔式打气筒是一种大行程打气筒, 通常可拆卸地连接到自行车车架上, 其缺 点是尺寸大, 影响自行车的使用。
还有一种"迷你型 "打气筒,该打气筒比单腔打气筒行程小, 方便从自行车上拆卸下来, 也不影响骑行者骑行, 但其打气行程短, 单次行程充其量小。
中国专利文献 200480041170.9公开的一种打气筒,较好地解决了前述两个存在矛盾的 问题, 但其存在的缺点是折叠式足立件容易触碰后车架构件, 连接器不便取出并固定于轮 胎阔。 发明内容
本发明旨在提供一种便携式的、 结构紧凑的气筒。
本发明的另一个目的是提供一种方便使用的气筒。
本发明是这样实现的:
一种气筒, 其包括: 一端封闭、 另一端开放的外管; 一可在外管中滑动的芯管, 芯管 一端设有活塞组件; 一可在芯管中滑动的软管, 所述软管的一端与气针连接, 另一端与气 嘴组件连接; 所述活塞组件包括活塞、 活塞环及可连通芯管和外管的单向阔, 所述芯管的 另一端设有芯管端头, 所述芯管端头中设有收窄口, 芯管端头外部铰设脚踏板, 所述气针 设有与所述收窄口配合的大头端。
外管开放的一端设有可固定在外管上的限位块, 所述限位块上设有吸气孔和供芯管穿 过的中心孔, 所述的活塞构件在外管的封闭端和限位块之间滑动。
所述的气嘴组件包括压杆、 置于压杆端面的压块、 气嘴胶块、 气嘴外壳和置于压块与 气嘴胶块之间的顶针, 所述顶针一端与软管连接, 另一端通过气嘴胶块与气嘴外壳的排气 孔连接, 所述压杆与所述气嘴外壳可转动连接。
所述的压杆相对气嘴外壳转动时, 所述压杆端部顶持压块, 带动顶针向气嘴外壳的排 气孔移动。
所述的压块、 顶针和气嘴胶块设于气嘴外壳中。
所述的压杆上设有弹性卡扣, 芯管端头设有与所述弹性卡扣配合的卡槽, 压杆可插接 于芯管端头中。
所述的脚踏板的端部顶住气嘴组件上, 转动脚踏板, 脚踏板端部推动气嘴组件, 可使 压杆上的弹性卡扣从芯管端头的卡槽中脱出。
所述芯管端头和脚踏板可容置于外管中。
气筒还包括保护盖, 所述保护盖与外管的开放端连接, 芯管端头、 脚踏板和气嘴组件 容置于外管与保护盖之中。
所述外管封闭端端部设有夹持坐垫的夹持结构。
本发明提供一种具有不同结构的气筒, 气嘴组件结构以及芯管端头与压杆的插接结 构, 使得气筒结构安排紧凑, 在保证气筒的充气效率的前提下减少气筒的长度, 脚踏板的 端部顶住压杆台阶下端或顶住气嘴外壳, 此结构既可限制脚踏板的随意转动, 也可以通过 脚踏板, 方便的取出气嘴组件给所需的轮胎充气, 本气筒的保护盖起到了充分保护气筒零 部件的作用, 气嘴组件的结构使气筒与气嘴可靠连接, 充气时更加方便。 附图说明
图 1为本发明气筒的爆炸图;
图 2为本发明气筒的装配图;
图 3为本发明气筒的活塞组件的放大图;
图 4为本发明气筒的芯管端头与气针装配的放大图;
图 5为本发明气筒的气嘴组件的放大图;
图 6为本发明气筒的限位块的立体图;
图 7为本发明气筒的芯管端头的立体图;
图 8为本发明气筒的压杆的立体图; 图 9为本发明气筒的气嘴组件取出前的示意图;
图 10为本发明气筒的气嘴组件取出时的示意图;
图 11为本发明气筒的气嘴组件与轮胎气嘴充气前的示意图;
图 12为本发明气筒的气嘴组件与轮胎气嘴装配示意图。 具体实施方式
本发明提及的气筒, 如图 1、 图 2所示, 包括外管 3、 芯管 4、 软管 5、 活塞组件 2和 气嘴组件 1。
外管 3的一端是封闭的, 另一端是开放的, 所述芯管 4可在外管 3中滑动, 芯管 4一 端设有活塞组件 2, 外管 3的开放端设有限位块 9, 所述限位块 9将活塞组件 2封闭在外 管 3中, 所述限位块 9的中心设有中心孔 26, 所述中心孔 26供芯管 4穿过, 而阻止活塞 组件 2从中穿出, 所述中心孔两侧设有吸气孔 25, 如图 6所示, 所述吸气孔 25连接外管 3的封闭段和外界大气, 限位块 9两侧部设有安装孔 27, 限位块 9通过安装在所述安装孔 27的螺钉固定在外管 3中, 所述的活塞构件 2包括活塞 21、 可变形的活塞环 23和单向阔 22, 可在外管 3中滑动, 如图 3所示, 芯管 4的另一端设有芯管端头 7, 所述芯管端头 7 内部设有逐渐收窄的收窄口 17, 如图 4所示, 此收窄口 17可容置气针 6, 芯管端头 7的 外侧设有铰接的脚踏板 8 , 所述气针 6的一端为大头端, 大头端上设有密封圏, 当气针 6 的大头端容置于芯管端头 7内的收窄口 17时, 气针 6将芯管端头 7封闭, 气针 6的另一 端为细长的连接端, 所述软管套接在气针 6的连接端上, 气针 6内部设有通孔, 导引芯管 4的空气流入软管 5, 软管 5的另一端连接气嘴组件 1 , 如图 5所示, 所述的气嘴组件 1包 括压杆 11、 置于压杆 11端面的压块 12、 气嘴胶块 14、 气嘴外壳 15和置于压块 12与气嘴 胶块 14之间的顶针 13 , 所述顶针 13—端与软管 5连接, 另一端通过气嘴胶块 14与气嘴 外壳 15的排气孔 31连接, 所述压杆 11与所述气嘴外壳 15可转动连接, 所述的压块 12、 顶针 13和气嘴胶块 14均设于气嘴外壳 15中, 当所述的压杆 11相对气嘴外壳 15转动时, 所述压杆 11端部侧面凸轮结构顶压压块 12, 带动顶针 13向气嘴外壳 15的排气孔 31方向 顶压气嘴胶块 14, 气嘴胶块 14变形, 从而使顶针 13向气嘴外壳 15的排气孔 31移动。
所述的压杆 11可插接于芯管端头 7中, 压杆 11上端设有台阶 29, 下端上设有弹性卡 扣 30, 如图 8所示, 芯管端头 7中设有与所述弹性卡扣 30配合的卡槽 28, 如图 7所示, 当压杆 11插接于芯管端头 7中时,所述脚踏板 8的端部顶住压杆 11的台阶 29下端,转动 脚踏板 8, 脚踏板 8的端部推动压杆 11 , 可使压杆 11上的弹性卡扣 30从芯管端头 7的卡 槽 28中脱出。 当然, 还可设置成脚踏板 8的端部与气嘴外壳 15端部相对, 当脚踏板 8向 外转动时, 脚踏板 8的端部挤压气嘴外壳 15的端部, 由于气嘴外壳 15与压杆 11相连,使 压杆 11具有移动的趋势, 当脚踏板 8推动气嘴外壳 15 , 从而带动压杆 11的力足够大,使 弹性卡扣 30从卡槽 28中脱出, 从芯管端头 7中拔出压杆 11 , 气筒就可给轮胎充气了,如 图 9所示, 其为气筒的气嘴组件 1收起来的示意图, 图 10为气筒的气嘴组件 1从芯管端 头 7中取出的示意图。
外管 3的开放端设有内螺紋, 保护盖 24设有外螺紋, 当压杆 11装设于芯管端头 7中 时, 气筒结构紧凑, 气嘴外壳 15有小部分露于外管 3中外, 保护盖 24与外管 3螺紋连接 后, 保护盖可将气嘴外壳 15藏于外管 3与保护盖 24中, 既可保证气筒安全, 整体结构也 非常美观。
如图 11、 图 12所示, 当气筒给轮胎 18充气时,气嘴组件 1置于轮胎 18的气嘴 19上, 转动压杆 11 , 带动顶针 13顶开所述气嘴 19的顶针 20 , 当活塞组件 2向外管 3的封闭端压 缩时, 封闭端的空气压力增大, 冲开活塞组件 2的单向阔 22, 外管 3中的空气经芯管 4、 软管 5流入轮胎, 当活塞组件 2向限位块 9方向移动时, 外管中的空气膨胀, 压力减小, 单向阔 22关闭, 大气经限位块 9上的吸气孔、 活塞组件 2的四周进入外管 3的封闭端, 压缩空气, 单向阔 22打开, 这样, 不停地给轮胎充气。 本实施例中, 软管 5从芯管 4中 拔出到极限位置, 即气针 6的大头端容置于芯管端头 7内的收窄口 17时, 方能保证芯管 4 与大气隔绝, 使芯管 4与软管 5通过芯管端头 7连通。
所述外管 3封闭端端部设有手持结构,方便气筒使用。本发明的气筒可装设于座管上, 即外管 3为座管, 在外管 3封闭端端部设有可夹持坐垫 16的夹持结构 10。

Claims

权利要求
1、 一种气筒, 其包括:
一端封闭、 另一端开放的外管 (3);
一可在外管 (3) 中滑动的芯管 (4), 芯管一端设有活塞组件(2);
一可在芯管 (4) 中滑动的软管 (5), 所述软管 (5) 的一端与气针 (6)连接, 另一 端与气嘴组件(1)连接;
其特征在于, 所述活塞组件 ( 2 ) 包括活塞( 21 )、 活塞环 ( 23 )及可连通芯管 ( 4 ) 和外管 (3) 的单向阔 (22), 所述芯管 (4) 的另一端设有芯管端头 (7), 所述芯管端头 (7) 中设有收窄口 (17), 芯管端头 (7)外部铰设脚踏板(8), 所述气针 (6)设有与所 述收窄口 (17) 配合的大头端。
2、 根据权利要求 1所述的气筒, 其特征在于, 外管 (3)开放的一端设有可固定在外 管上的限位块( 9 ),所述限位块( 9 )上设有吸气孔( 25 )和供芯管( 4 )穿过的中心孔( 26 ), 所述的活塞构件(2)在外管 (3) 的封闭端和限位块(9)之间滑动。
3、 根据权利要求 1所述的气筒, 其特征在于, 所述的气嘴组件(1) 包括压杆(11), 置于压杆端面的压块(12)、 气嘴胶块(14)、 气嘴外壳 (15)和置于压块(12) 与气嘴胶 块(14)之间的顶针(13), 所述顶针(13)—端与软管 (5)连接, 另一端通过气嘴胶块
( 14) 与气嘴外壳 ( 15 ) 的排气孔( 31 )连接, 所述压杆( 11 )与所述气嘴外壳 ( 15 )可 转动连接。
4、 根据权利要求 3所述的气筒, 其特征在于, 所述的压杆(11)相对气嘴外壳 (15) 转动时, 所述压杆( 11 )端部顶持压块( 12 ), 带动顶针( 13 )向气嘴外壳( 15 )的排气孔
(31)移动。
5、 根据权利要求 4所述的气筒, 其特征在于, 所述的压块(12)、 顶针(13)和气嘴 胶块( 14)设于气嘴外壳 (15) 中。
6、根据权利要求 3所述的气筒,其特征在于,所述的压杆 ( 11)上设有弹性卡扣( 30 ), 芯管端头 (7)设有与所述弹性卡扣 (30)配合的卡槽(28), 压杆(11)可插接于芯管端 头 (7) 中。
7、 根据权利要求 6所述的气筒, 其特征在于, 所述的脚踏板 (8) 的端部顶住气嘴组 件( 1 )上, 转动脚踏板 ( 8 ), 脚踏板 ( 8 )端部推动气嘴组件( 1 ), 可使压杆( 11 )上的 弹性卡扣 (30)从芯管端头 (7) 的卡槽(28) 中脱出。
8、 根据权利要求 2所述的气筒, 其特征在于, 所述芯管端头 (7)和脚踏板(8)可 容置于外管 (3) 中。
9、 根据权利要求 8所述的气筒, 其特征在于, 气筒还包括保护盖 (24), 所述保护盖 (24) 与外管 (3) 的开放端连接, 芯管端头 (7)、 脚踏板 (8)和气嘴组件( 1 )容置于 外管 (3) 与保护盖 (24)之中。
10、 根据权利要求 1-9任一项所述的气筒, 其特征在于, 所述外管(3)封闭端端部设 有夹持坐垫(16) 的夹持结构 (10)。
PCT/CN2012/073639 2011-09-07 2012-04-09 气筒 WO2013033989A1 (zh)

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KR1020147009094A KR101714728B1 (ko) 2011-09-07 2012-04-09 펌프
JP2014528834A JP2014526405A (ja) 2011-09-07 2012-04-09 ポンプ
EP12829431.1A EP2754605B1 (en) 2011-09-07 2012-04-09 bicycle pump
US14/343,546 US9669670B2 (en) 2011-09-07 2012-04-09 Pump

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CN201110266186.1A CN102417002B (zh) 2011-09-07 2011-09-07 气筒

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CN107640249A (zh) * 2017-09-08 2018-01-30 佛山市天诚环保科技有限公司 一种单车座打气筒
TWI742975B (zh) * 2020-12-28 2021-10-11 台灣穗高工業股份有限公司 自行車升降座管的排氣閥裝置
CN114172989B (zh) * 2022-02-11 2022-06-17 荣耀终端有限公司 电子设备及电子设备的组装方法

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EP2754605A1 (en) 2014-07-16
US20140308144A1 (en) 2014-10-16
KR101714728B1 (ko) 2017-03-09
CN102417002A (zh) 2012-04-18
US9669670B2 (en) 2017-06-06
KR20140068158A (ko) 2014-06-05
JP2014526405A (ja) 2014-10-06
EP2754605B1 (en) 2018-01-31
EP2754605A4 (en) 2015-11-11
CN102417002B (zh) 2014-04-16

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