WO2009143652A1 - Coaxial transmission and steering mechanism - Google Patents

Coaxial transmission and steering mechanism Download PDF

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Publication number
WO2009143652A1
WO2009143652A1 PCT/CN2008/001051 CN2008001051W WO2009143652A1 WO 2009143652 A1 WO2009143652 A1 WO 2009143652A1 CN 2008001051 W CN2008001051 W CN 2008001051W WO 2009143652 A1 WO2009143652 A1 WO 2009143652A1
Authority
WO
WIPO (PCT)
Prior art keywords
power wheel
mandrel
transmission mechanism
bearing sleeve
push rod
Prior art date
Application number
PCT/CN2008/001051
Other languages
French (fr)
Chinese (zh)
Inventor
陈竹河
Original Assignee
Chen C Simon
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 Chen C Simon filed Critical Chen C Simon
Priority to PCT/CN2008/001051 priority Critical patent/WO2009143652A1/en
Publication of WO2009143652A1 publication Critical patent/WO2009143652A1/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
    • E04G2001/242—Scaffolds movable on wheels or tracks
    • E04G2001/244—Scaffolds movable on wheels or tracks mechanically operated

Definitions

  • the invention relates to a workbench, and more particularly to a moving mechanism of a workbench.
  • the worktable 1 can carry workers and work implements to facilitate the renovation of the house by raising the staff.
  • the known workbench 1 is generally provided with wheels for the staff to push and pull work. Station 1 moves.
  • the worker must lower the workbench 1 to push and pull the workbench, or another second person must push and pull the workbench 1 to move the workbench 1 to the desired position.
  • the main object of the present invention is to disclose a transmission structure that allows a worker to avoid the upper and lower worktables and independently control the movement of the worktable. From the above, in order to achieve the above object, the present invention comprises a fixed sleeve.
  • a bearing sleeve a fixing frame, a power wheel, a transmission mechanism and a torsion bar
  • the fixing sleeve is fixedly coupled with a table
  • the bearing sleeve is rotatably sleeved on the fixing sleeve
  • the fixing bracket is fixed to the upper end of the shaft sleeve, and is configured to fix and fix an electric hand tool machine
  • the power wheel is pivotally disposed at a lower end of the bearing sleeve and has a rotational freedom.
  • the invention allows the transmission
  • the mechanism is fixed to the bearing sleeve near the power wheel, and the transmission mechanism is coupled with the power wheel to drive the power wheel to rotate, and the torsion bar is rotatable
  • the bearing sleeve is disposed in the bearing sleeve, and the two ends are respectively coupled to the output head of the electric hand tool machine and the transmission mechanism. Accordingly, the power wheel driven by the torque rod and the transmission mechanism can drive the power wheel.
  • the table moves, and by the relative rotation of the bearing sleeve and the fixed sleeve, the power wheel can be turned to drive the table to turn, so that the invention is relatively known to have the advantage that the worker can stand at work. On the stage and independently control the worktable to move.
  • FIG. 1 is a structural view of a known workbench.
  • Figure 2 is a structural view of the present invention.
  • Figure 3 is a structural view of the transmission mechanism of the present invention.
  • Figure 4-1 is a cross-sectional view showing the assembled state of the clutch of the present invention.
  • 4-2 is a cross-sectional view showing the disengaged state of the clutch of the present invention.
  • 4-3 is a cross-sectional view showing the structure of the clutch to be combined in the present invention.
  • 4-4 is a schematic view showing the relative position of the card groove structure and the card slot structure according to the present invention.
  • Figure 5 is a schematic illustration of another embodiment of the present invention.
  • the present invention is a coaxial transmission steering structure that inputs the power of an electric hand tool 10 having an output head 11.
  • the present invention comprises a fixed sleeve 30, a bearing sleeve 40, a mounting bracket 50, a power wheel 60, a transmission mechanism 70 and a torsion bar 80.
  • the fixing sleeve 30 is fixedly coupled to the working table 20.
  • the bearing sleeve f 40 is rotatably sleeved on the fixing sleeve 30, and the fixing bracket 50 is fixed to the upper end of the shaft 7 and the sleeve 40, and
  • the electric hand tool machine 10 is fixedly mounted, and the holder 50 can have a ring 51 which can be inserted and fixed by the electric hand tool machine 10.
  • the bearing sleeve 40 can be fixed with a transverse plate 41 for providing the transmission mechanism 70 and the power wheel 60.
  • the power wheel 60 is pivotally disposed at the lower end of the bearing sleeve 40, and has a The degree of freedom of rotation is fixed, and the transmission mechanism 70 is fixed to the bearing sleeve 40 near the power wheel 60, and the transmission mechanism 70 is coupled to the power wheel 60 to drive the power wheel 60 to rotate.
  • the torsion bar 80 is rotatably disposed in the bearing sleeve 40, and one end of the torsion bar 80 is engaged with the output head 11 of the electric hand machine tool 10. The other end of the torsion bar 80 is coupled to the transmission. Transmission mechanism 70.
  • the transmission mechanism 70 can include a chain 71, a first 'axis 72, a first sprocket 73, a second sprocket 74 and a second spindle 75, wherein the first spindle 72 and the second spindle 75 pass through the horizontal plate 41, and the first sprocket 73 and the same are respectively connected to the same side a second sprocket 74, and the chain 71 is engaged with the first sprocket 73 and the second sprocket 74, and the first mandrel 72 forms a turbine structure 721 at the other side end, and the torsion bar 80 A corresponding scroll structure 801 is provided to correspondingly engage the turbine structure 721, and the second spindle 75 is coupled to the power wheel 60 on the other side.
  • a connection between the second spindle 75 and the power wheel 60 for connecting the second spindle 75 to the power wheel 60 may be disposed.
  • the disengaged clutch 90 allows the user to manually move the table 20 manually. It may be provided with a cooperating groove structure 61 on the power wheel 60.
  • the second mandrel 75 is provided with a co-movement and the card. a groove structure 751 corresponding to the groove structure 61, an axially slidable push rod 91 is formed in the second mandrel 75, and a ring 92 is formed on the 4 4 dry 91 to align a plug block 93.
  • the insert block 93 can simultaneously engage the aligned card groove structure 61 and the card slot structure 751 to transmit the power of the second spindle 75 to the power wheel 60, so that the insert block 93 can be disengaged from the card groove structure. 61 and the slot structure 751, the second spindle 75 and the power wheel 60 are relatively free to rotate. Moreover, in order to control the clutch 90, the push 4 dry 91 can be locked by two long four dry 94A, 94B left and right and form a 4th end 95A, 95B on both sides, and the push rod 91 forms a discontinuity.
  • the cross-section 96 is provided with a lateral bump catching point 97
  • the second mandrel 75 is provided with two slots 752 and a limiting wall 753 at different positions for receiving the bumping card point 97 to pass the limit.
  • the bit wall 753 touches the discontinuous section 96 to limit the sliding stroke of the 4th end 95A, 95B, causing the sliding of the dry 91, and the card is stuck by changing the bump point 97.
  • Which of the two card slots 752 changes the position of the four body rods 91 to control whether or not the aligned card groove configuration 61 and the card slot structure 751 are simultaneously engaged.
  • the push rod 91 can be provided with a convex ring 98 on the outer side of the insert block 93, and a spring 99 is disposed between the convex ring 98 and the insert block 93, and the insert block 93 can be opposite to the push rod 91.
  • the convex ring 98 slides and compresses the spring 99.
  • the convex ring 98 4 can be first pressed to move the 4th end 95 ⁇ , so that the 4 The bump card point 97 of the stem 91 is snapped into the card slot 752 and the spring 99 is compressed to be pressed against the insert block 93, so that when the card slot structure 751 is rotated to be aligned with the card slot structure 61, The insert block 93 is pressed by the spring 99 and simultaneously snaps into the card slot structure 751 and the card groove structure 61.
  • the fixing sleeve 30 of the present invention can be used as one of the supporting wheels of the table 20 (as shown in FIG.
  • the table 20 has its own supporting structure, and the fixing is fixed.
  • the sleeve 30 can be secured to the table 20 by the clamping of a tube retaining clip 85.
  • the structure disclosed in the present invention, the table 20 used in conjunction with it must be provided with a wheel having a degree of freedom of steering and a movable wheel through which the power of the electric hand tool 10 can be transmitted through the transmission mechanism 70 is transmitted to the power wheel 60 to drive the power wheel 60 to rotate, and the relative rotation of the bearing sleeve 40 and the fixed sleeve 30 allows the power wheel 60 to turn when the table 20 is moved.
  • the worktable 20 does not need to add any power source, and the direction and orientation of its movement can be controlled only by the power wheel 60.
  • a "" buckle switch can be provided, which determines whether the wheel has the freedom of steering by the locking and loosening of the buckle switch. It can conveniently control the moving direction of the worktable 20. As described above, the worker can stand on the workbench 20, freely control the workbench 20 to move to the desired place without the need to get on and off the workbench 20, or with the help of others, which can meet the needs of the staff.
  • the worker can stand on the workbench 20, freely control the workbench 20 to move to the desired place without the need to get on and off the workbench 20, or with the help of others, which can meet the needs of the staff.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

The invention provides a mechanism to move a working platform (20) by utilizing the power of a portable power tool (10) which has an output end (H). A fixing tube (30) is fixed to the working platform, and a bearing tube (40) is rotatably disposed in the fixing tube. A torsion bar (80) is provided within said bearing tube and extended through it. A fixing bracket (50) is fixed on one end of the bearing tube to hold said portable power tool. One end of said torsion bar is engaged with the output end of the portable power tool, and the other end of said torsion bar actuates a driving wheel (60) fixed to the bearing tube to rotate by a transmission mechanism (70) which is provided on the other end of the bearing tube. Thus the working platform can be moved.

Description

同轴传动转向结构 技术领域 本发明涉及一种工作台， 尤其涉及一种工作台的移动机构。 背景技术 请参阅图 1所示， 工作台 1可以承载工作人员与工作机具， 以架高工作 人员而方便房屋整修工程的进行， 已知的工作台 1一般设有轮子， 可供工作 人员推拉工作台 1移动。 然要推拉工作台， 工作人员必须下工作台 1， 才能 推拉工作台， 或者必须有另外的第二人来推拉工作台 1， 才能使工作台 1 的 位置移动至所需的位置。 前 移动工作台 1的方式，前一种会导致工作人员的必须多次上下工作 台 1 , 造成工作人员的困扰与麻烦， 而第二种方式， 其会多使用一个人力， 而导致成本增加甚多„ 发明内容 因此， 本发明的主要目的在于揭露一种可让工作人员避免上下工作台， 且独力控制工作台移动的传动结构。 经由以上可知，为实现上述目的，本发明包含一固定套管、一轴承套管、 一固定架、 一动力轮、 一传动机构与一扭力杆， 其中该固定套管与一工作台 结合固定， 且该轴承套管可转动的穿套于该固定套管， 而该固定架固定于该 轴 套管的上端， 并供置放固定一电动手工具机， 而且该动力轮枢设于该轴 承套管的下端， 且具有一转动自由度。 本发明让该传动机构固定于该轴承套 管靠近该动力轮处， 且该传动机构与该动力轮连结而传动该动力轮转动， 另 外该扭力杆可转动的贯穿设于该轴承套管内， 且两端分别与该电动手工具机 的输出头及该传动机构连结。 据此， 通过被该扭力杆与该传动机构传递动力而驱动的动力轮， 可带动 该工作台移动， 而且通过该轴承套管与该固定套管的相对转动， 可使该动力 轮转向以带动该工作台转弯， 因而本发明相对已知而言， 其优点在于工作者 可站立于工作台上且独力控制工作台移动。 附图说明 图 1为已知工作台的结构图。 图 2为本发明的结构图。 图 3为本发明的传动机构结构图。 图 4-1为本发明离合器的结合状态结构剖视图。 图 4-2为本发明离合器的脱离状态结构剖视图。 图 4-3为本发明离合器的待结合状态结构剖视图。 图 4-4为本发明卡沟构造与卡槽构造的相对位置示意图。 图 5为本发明另一实施于工作台的示意图。 具体实施方式 以下列举优选实施例并配合示意图说明： 请参阅图 2与图 3所示， 本发明为一种同轴传动转向结构， 其输入一具 有一输出头 11的电动手工具机 10的动力， 用于驱动一工作台 20移动， 其包 含一固定套管 30、 一轴承套管 40、 一固定架 50、 一动力轮 60、 一传动机构 70与一扭力杆 80。 其中该固定套管 30与该工作台 20结合固定， 该轴承套 f 40为可转动的穿套于该固定套管 30， 另该固定架 50 固定于该轴 7?套管 40的上端， 并供置放固定该电动手工具机 10, 该固定架 50可以具有一套环 51 , 该套环 51可供该电动手工具机 10套入而固定。 另外该轴承套管 40可以固设一横板 41 , 该横板 41供设置该传动机构 70与该动力轮 60, 其让该动力轮 60枢设于该轴承套管 40的下端， 且具有 一转动自由度， 而该传动机构 70固定于该轴承套管 40靠近该动力轮 60处， 且该传动机构 70与该动力轮 60连结而传动该动力轮 60转动。 而且该扭力 杆 80可转动的贯穿设于该轴承套管 40内， 且该扭力杆 80的一端供与该电 动手工具机 10的输出头 11套合，该扭力杆 80的另一端则连结传动该传动机 构 70。 该传动机构 70可以包含一链条 71、 一第一' ^轴 72、 一第一链轮 73、 一第二链轮 74与一第二心轴 75, 其中该第一心轴 72与该第二心轴 75穿过 该横板 41 , 且于同一侧边分别连接该第一链轮 73与该第二链轮 74， 并该链 条 71咬合于该第一链轮 73与该第二链轮 74， 而且该第一心轴 72于另一侧 边端形成一涡轮构造 721， 且该扭力杆 80设有相对应的涡杆构造 801 , 以对 应咬合该涡轮构造 721 , 另该第二心轴 75于另一侧边连结传动该动力轮 60。 此外， 请参阅图 4-1〜图 4-4所示， 该第二心轴 75与该动力轮 60之间可 以设有一用于让该第二心轴 75与该动力轮 60之间的连接脱离的离合器 90， 让使用者可以手动 4体移该工作台 20, 其可以为在该动力轮 60设有一同动的 卡沟构造 61,该第二心轴 75设有一同动且与该卡沟构造 61对应的卡槽构造 751 , 该第二心轴 75内形成一可轴向滑移的推杆 91， 该 4 4干 91上形成一^ ^ 环 92以横设一插块 93, 该插块 93可同时卡入对齐的该卡沟构造 61与该卡 槽构造 751， 以让该第二心轴 75的动力传递至该动力轮 60, 因而只要让该 插块 93脱离该卡沟构造 61与该卡槽构造 751 , 该第二心轴 75与该动力轮 60即可相对自由转动。 而且为操控该离合器 90, 该推 4干 91可以为两长 4干 94A、 94B左右锁接 而成且于两侧各形成一 4氏押端 95A、 95B, 该推杆 91并形成一不连续断面 96 且设有一横向的凸块卡点 97, 而且该第二心轴 75内设有不同位置且供容纳 该凸块卡点 97的两卡槽 752与一限位壁 753， 以通过该限位壁 753顶触该不 连续断面 96而限制推压该 4氏押端 95A、 95B而导致该 ·ί^ί干 91滑移的滑移行 程， 并通过改变该凸块卡点 97卡入该两卡槽 752的哪一个， 而改变该 4体杆 91的位置以控制是否同时卡入对齐的该卡沟构造 61与该卡槽构造 751。 而且该推杆 91可以于该插块 93的外侧设一凸环 98, 且该凸环 98与该 插块 93之间设一弹簧 99,且让该插块 93可相对该推杆 91朝该凸环 98滑移 并压缩该弹簧 99,据而在该卡沟构造 61与该卡槽构造 751没有对齐的时候， 可先按压该凸环 98 4体动该 4氏押端 95Α, 让该 4 4干 91的该凸块卡点 97卡入 该卡槽 752且让该弹簧 99被压缩而施压于该插块 93,因而当该卡槽构造 751 转动至与该卡沟构造 61对齐时， 该插块 93即会被该弹簧 99压入而同时卡 入该卡槽构造 751与该卡沟构造 61。 而且请参阅图 5 所示， 本发明的该固定套管 30 可以作为该工作台 20 的支撑轮之一 (如图 2所示）， 或者该工作台 20具有属于自己的支撑结构， 而 该固定套管 30可以通过一管固定夹 85的夹制而固定于该工作台 20上。 本发明所揭露的结构， 其配合使用的该工作台 20必须设有具有转向的 自由度且可移动的轮子，其可通过该扭力杆 80将该电动手工具机 10的动力， 经该传动机构 70传递至该动力轮 60, 以驱动该动力轮 60转动， 而且可通过 该轴承套管 40与该固定套管 30的相对转动， 让该动力轮 60带动该工作台 20移动时可以转弯， 因而其工作台 20不需外加任何的动力源， 可仅通过该 动力轮 60而控制其移动的方向与方位。且工作台 20的轮子的其中之一 (非该 力轮 60), 可以设置一"" ^扣开关， 其通过该卡扣开关的卡制与松脱， 而决 定轮子是否具有转向的自由度， 其可以方便操控工作台 20的移动方向。 如上所述， 工作人员可站立于工作台 20上， 自由的控制工作台 20移动 至所需要的地方， 而不需上下工作台 20， 或者借助他人的帮助， 其可满足工 作人员的需求。 综上所述仅为本发明的优选实施例而已，并非用来限定本发明的实施范 围， 即凡依本发明权利要求的内容所为的等效变化与修饰， 皆应为本发明的 技术范畴。 BACKGROUND OF THE INVENTION 1. Field of the Invention The invention relates to a workbench, and more particularly to a moving mechanism of a workbench. BACKGROUND OF THE INVENTION Referring to FIG. 1 , the worktable 1 can carry workers and work implements to facilitate the renovation of the house by raising the staff. The known workbench 1 is generally provided with wheels for the staff to push and pull work. Station 1 moves. However, to push and pull the workbench, the worker must lower the workbench 1 to push and pull the workbench, or another second person must push and pull the workbench 1 to move the workbench 1 to the desired position. The way to move the workbench 1 before, the former will cause the staff to have to go up and down the workbench 1 several times, causing troubles and troubles for the staff, and the second way, it will use one more manpower, resulting in increased costs. Much of the Invention Therefore, the main object of the present invention is to disclose a transmission structure that allows a worker to avoid the upper and lower worktables and independently control the movement of the worktable. From the above, in order to achieve the above object, the present invention comprises a fixed sleeve. a bearing sleeve, a fixing frame, a power wheel, a transmission mechanism and a torsion bar, wherein the fixing sleeve is fixedly coupled with a table, and the bearing sleeve is rotatably sleeved on the fixing sleeve, The fixing bracket is fixed to the upper end of the shaft sleeve, and is configured to fix and fix an electric hand tool machine, and the power wheel is pivotally disposed at a lower end of the bearing sleeve and has a rotational freedom. The invention allows the transmission The mechanism is fixed to the bearing sleeve near the power wheel, and the transmission mechanism is coupled with the power wheel to drive the power wheel to rotate, and the torsion bar is rotatable The bearing sleeve is disposed in the bearing sleeve, and the two ends are respectively coupled to the output head of the electric hand tool machine and the transmission mechanism. Accordingly, the power wheel driven by the torque rod and the transmission mechanism can drive the power wheel. The table moves, and by the relative rotation of the bearing sleeve and the fixed sleeve, the power wheel can be turned to drive the table to turn, so that the invention is relatively known to have the advantage that the worker can stand at work. On the stage and independently control the worktable to move. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a structural view of a known workbench. Figure 2 is a structural view of the present invention. Figure 3 is a structural view of the transmission mechanism of the present invention. Figure 4-1 is a cross-sectional view showing the assembled state of the clutch of the present invention. 4-2 is a cross-sectional view showing the disengaged state of the clutch of the present invention. 4-3 is a cross-sectional view showing the structure of the clutch to be combined in the present invention. 4-4 is a schematic view showing the relative position of the card groove structure and the card slot structure according to the present invention. Figure 5 is a schematic illustration of another embodiment of the present invention. BEST MODE FOR CARRYING OUT THE INVENTION The following is a description of a preferred embodiment and a schematic diagram: Referring to Figures 2 and 3, the present invention is a coaxial transmission steering structure that inputs the power of an electric hand tool 10 having an output head 11. For driving a table 20 to move, it comprises a fixed sleeve 30, a bearing sleeve 40, a mounting bracket 50, a power wheel 60, a transmission mechanism 70 and a torsion bar 80. The fixing sleeve 30 is fixedly coupled to the working table 20. The bearing sleeve f 40 is rotatably sleeved on the fixing sleeve 30, and the fixing bracket 50 is fixed to the upper end of the shaft 7 and the sleeve 40, and The electric hand tool machine 10 is fixedly mounted, and the holder 50 can have a ring 51 which can be inserted and fixed by the electric hand tool machine 10. In addition, the bearing sleeve 40 can be fixed with a transverse plate 41 for providing the transmission mechanism 70 and the power wheel 60. The power wheel 60 is pivotally disposed at the lower end of the bearing sleeve 40, and has a The degree of freedom of rotation is fixed, and the transmission mechanism 70 is fixed to the bearing sleeve 40 near the power wheel 60, and the transmission mechanism 70 is coupled to the power wheel 60 to drive the power wheel 60 to rotate. The torsion bar 80 is rotatably disposed in the bearing sleeve 40, and one end of the torsion bar 80 is engaged with the output head 11 of the electric hand machine tool 10. The other end of the torsion bar 80 is coupled to the transmission. Transmission mechanism 70. The transmission mechanism 70 can include a chain 71, a first 'axis 72, a first sprocket 73, a second sprocket 74 and a second spindle 75, wherein the first spindle 72 and the second spindle 75 pass through the horizontal plate 41, and the first sprocket 73 and the same are respectively connected to the same side a second sprocket 74, and the chain 71 is engaged with the first sprocket 73 and the second sprocket 74, and the first mandrel 72 forms a turbine structure 721 at the other side end, and the torsion bar 80 A corresponding scroll structure 801 is provided to correspondingly engage the turbine structure 721, and the second spindle 75 is coupled to the power wheel 60 on the other side. In addition, as shown in FIG. 4-1 to FIG. 4-4, a connection between the second spindle 75 and the power wheel 60 for connecting the second spindle 75 to the power wheel 60 may be disposed. The disengaged clutch 90 allows the user to manually move the table 20 manually. It may be provided with a cooperating groove structure 61 on the power wheel 60. The second mandrel 75 is provided with a co-movement and the card. a groove structure 751 corresponding to the groove structure 61, an axially slidable push rod 91 is formed in the second mandrel 75, and a ring 92 is formed on the 4 4 dry 91 to align a plug block 93. The insert block 93 can simultaneously engage the aligned card groove structure 61 and the card slot structure 751 to transmit the power of the second spindle 75 to the power wheel 60, so that the insert block 93 can be disengaged from the card groove structure. 61 and the slot structure 751, the second spindle 75 and the power wheel 60 are relatively free to rotate. Moreover, in order to control the clutch 90, the push 4 dry 91 can be locked by two long four dry 94A, 94B left and right and form a 4th end 95A, 95B on both sides, and the push rod 91 forms a discontinuity. The cross-section 96 is provided with a lateral bump catching point 97, and the second mandrel 75 is provided with two slots 752 and a limiting wall 753 at different positions for receiving the bumping card point 97 to pass the limit. The bit wall 753 touches the discontinuous section 96 to limit the sliding stroke of the 4th end 95A, 95B, causing the sliding of the dry 91, and the card is stuck by changing the bump point 97. Which of the two card slots 752 changes the position of the four body rods 91 to control whether or not the aligned card groove configuration 61 and the card slot structure 751 are simultaneously engaged. The push rod 91 can be provided with a convex ring 98 on the outer side of the insert block 93, and a spring 99 is disposed between the convex ring 98 and the insert block 93, and the insert block 93 can be opposite to the push rod 91. The convex ring 98 slides and compresses the spring 99. Therefore, when the card groove structure 61 is not aligned with the card slot structure 751, the convex ring 98 4 can be first pressed to move the 4th end 95Α, so that the 4 The bump card point 97 of the stem 91 is snapped into the card slot 752 and the spring 99 is compressed to be pressed against the insert block 93, so that when the card slot structure 751 is rotated to be aligned with the card slot structure 61, The insert block 93 is pressed by the spring 99 and simultaneously snaps into the card slot structure 751 and the card groove structure 61. Moreover, referring to FIG. 5, the fixing sleeve 30 of the present invention can be used as one of the supporting wheels of the table 20 (as shown in FIG. 2), or the table 20 has its own supporting structure, and the fixing is fixed. The sleeve 30 can be secured to the table 20 by the clamping of a tube retaining clip 85. The structure disclosed in the present invention, the table 20 used in conjunction with it must be provided with a wheel having a degree of freedom of steering and a movable wheel through which the power of the electric hand tool 10 can be transmitted through the transmission mechanism 70 is transmitted to the power wheel 60 to drive the power wheel 60 to rotate, and the relative rotation of the bearing sleeve 40 and the fixed sleeve 30 allows the power wheel 60 to turn when the table 20 is moved. The worktable 20 does not need to add any power source, and the direction and orientation of its movement can be controlled only by the power wheel 60. And one of the wheels of the worktable 20 (not the force wheel 60), a "" buckle switch can be provided, which determines whether the wheel has the freedom of steering by the locking and loosening of the buckle switch. It can conveniently control the moving direction of the worktable 20. As described above, the worker can stand on the workbench 20, freely control the workbench 20 to move to the desired place without the need to get on and off the workbench 20, or with the help of others, which can meet the needs of the staff. The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, equivalent changes and modifications in the content of the claims of the present invention should be the technical scope of the present invention. .

Claims

权 利 要 求 书 Claims
1. 一种同轴传动转向结构， 其输入一具有一输出头 （ 11 ) 的电动手工具 机 （10) 的动力， 用于驱动一工作台 （20) 移动， 其特征在于， 所述 同轴传动转向结构包含： A coaxial transmission steering structure that inputs power to an electric hand tool (10) having an output head (11) for driving a table (20) movement, characterized in that the coaxial The drive steering structure contains:
一固定套管 （30)， 所述固定套管 （30) 与所述工作台 （20) 结 合固定；  a fixing sleeve (30), the fixing sleeve (30) is fixedly coupled with the table (20);
一轴承套管 （40)， 所述轴承套管 （40) 可转动地穿套于所述固 定套管 （30);  a bearing sleeve (40), the bearing sleeve (40) is rotatably sleeved to the fixing sleeve (30);
一固定架 （50), 所述固定架 （50) 固定于所述轴承套管 （40) 的上端， 并供置放固定所述电动手工具机（ 10);  a fixing frame (50), the fixing frame (50) is fixed to an upper end of the bearing sleeve (40), and is configured to fix and fix the electric hand tool machine (10);
一动力轮（60), 所述动力轮 （60)枢设于所述轴承套管 （40) 的下端， 且具有一转动自由度；  a power wheel (60), the power wheel (60) is pivotally disposed at a lower end of the bearing sleeve (40) and has a degree of freedom of rotation;
一传动机构（ 70 )， 所述传动机构 ( 70 )固定于所述轴承套管（ 40 ) 靠近所述动力轮（60)处， 且所述传动机构 (70)与所述动力轮 (60) 连结而传动所述动力轮 (60) 转动；  a transmission mechanism (70), the transmission mechanism (70) is fixed to the bearing sleeve (40) near the power wheel (60), and the transmission mechanism (70) and the power wheel (60) Connecting and driving the power wheel (60) to rotate;
一扭力杆 （80), 所述扭力杆 （80) 可转动地贯穿设于所述轴承 套管（40)内， 且所述扭力杆（ 80)的一端供与所述电动手工具机（ 10) 的输出头 （ 11 ) 套合， 所述扭力杆 （80) 的另一端则连结传动所述传 动机构 （70)。  a torsion bar (80), the torsion bar (80) is rotatably disposed in the bearing sleeve (40), and one end of the torsion bar (80) is supplied to the electric hand tool (10) The output head (11) is nested, and the other end of the torsion bar (80) is coupled to drive the transmission mechanism (70).
2. 根据权利要求 1 所述的结构， 其特征在于， 所述固定架 （50) 具有一 套环 （ 51 )， 所述套环 （ 51 )供所述电动手工具机（ 10 ) 套入而固定。 2. The structure according to claim 1, wherein the fixing frame (50) has a set of rings (51), and the collar (51) is inserted into the electric hand tool machine (10). fixed.
3. 根据权利要求 1 所述的结构， 其特征在于， 所述轴承套管 （40) 固设 一横板（41 ), 所述横板 (41 )供设置所述传动机构 (70)与所述动力 轮（ 60 )。 3. The structure according to claim 1, wherein the bearing sleeve (40) is fixed with a transverse plate (41), and the horizontal plate (41) is provided with the transmission mechanism (70) and the Power wheel (60).
4. 根据权利要求 3所述的结构， 其特征在于， 所述传动机构 （70) 包含 一链条（ 71 )、 一第一心轴（ 72 )、 一第一链轮（ 73 )、 一第二链轮 ( 74 ) 与一第二心轴 （75), 其中所述第一心轴 （72) 与所述第二心轴 （75) 穿过所述横板 (41 ), 且于同一侧边分别连接所述第一链轮（73 )与所 述第二链轮 ( 74 )， 并且所述链条（ 71 )咬合于所述第一链轮（ 73 )与 所述第二链轮 ( 74 ), 而且所述第一心轴（ 72 )于另一侧边端形成一涡 轮构造 （721 ), 且所述扭力杆 (80)设有相对应的涡杆构造 (801 )， 以对应咬合所述涡轮构造（721 ), 另外所述第二心轴 （75) 于另一侧 边连结传动所述动力轮（60)。 4. The structure according to claim 3, wherein the transmission mechanism (70) comprises a chain (71), a first mandrel (72), a first sprocket (73), a second a sprocket (74) and a second mandrel (75), wherein the first mandrel (72) and the second mandrel (75) pass through the transverse plate (41) and are on the same side Connecting the first sprocket (73) and the respective a second sprocket (74), and the chain (71) is engaged with the first sprocket (73) and the second sprocket (74), and the first mandrel (72) is A turbine structure (721) is formed at one side end, and the torsion bar (80) is provided with a corresponding scroll structure (801) to correspondingly engage the turbine structure (721), and the second mandrel (75) The drive wheel (60) is coupled to the other side.
5. 根据权利要求 4所述的结构， 其特征在于， 所述第二心轴 （75) 与所 述动力轮（60)之间设有一离合器 （90)。 The structure according to claim 4, characterized in that a clutch (90) is arranged between the second spindle (75) and the power wheel (60).
6. 根据权利要求 5所述的结构， 其特征在于， 所述动力轮（60)设有一 同动的卡沟构造 (61 ), 所述第二心轴（75 )设有一同动且与所述卡沟 构造 （61 ) 对应的卡槽构造 （751 ), 所述第二心轴 （75) 内形成一可 轴向滑移的推杆（ 91 ), 所述推杆 ( 91 )上形成一" M不（ 92 ) 以横设一 插块 （93), 所述插块 （93) 滑移同时卡入对齐的所述卡沟构造 （61 ) 与所述卡槽构造 （751 ), 使得所述第二心轴 （75) 的动力传递至所述 动力轮 (60 ) 而构成所述离合器 （90)。 The structure according to claim 5, wherein the power wheel (60) is provided with a cooperating card groove structure (61), and the second mandrel (75) is provided with a co-moving and a card slot structure (61) corresponding to the card slot structure (751), an axially slidable push rod (91) is formed in the second mandrel (75), and the push rod (91) forms a "M does not (92) traverse a plug (93), the insert (93) slips while snapping into the aligned card groove structure (61) and the card slot structure (751), so that The power of the second spindle (75) is transmitted to the power wheel (60) to constitute the clutch (90).
7. 根据权利要求 6所述的结构 , 其特征在于， 所述推杆为两长杆 （ 94A、 94B)左右锁接而成且于两侧各形成一 4氏押端（95A、 95B ), 所述推杆The structure according to claim 6, wherein the push rod is formed by locking the two long rods (94A, 94B) to each side and forming a 4th end (95A, 95B) on each side. The putter
(91 )并形成一不连续断面 （96)且设有一横向的凸块卡点 （97), 而 且所述第二心轴 （75) 内设有不同位置且供容纳所述凸块卡点 （97) 的两卡槽 （752 ) 与一 P艮位壁 （ 753 )， 以通过所述限位壁 （753 ) 顶触 所述不连续断面 （96)来限制推压所述 4氏押端 （95A、 95B) 而导致所 述推杆 （91 ) 滑移的滑移行程， 并通过改变所述凸块卡点 （97) 卡入 所述两卡槽（752) 的哪一个， 而改变所述推杆（91 ) 的位置以控制是 否同时卡入对齐的所述卡沟构造（61) 与所述卡槽构造 （751 )。 (91) and forming a discontinuous section (96) and provided with a lateral bump catch (97), and the second mandrel (75) is provided with different positions for accommodating the bump card points ( 97) two card slots (752) and a P clamp wall (753) for restricting the pushing of the 4th end by the top wall (753) contacting the discontinuous section (96) 95A, 95B) a slip stroke that causes the push rod (91) to slip, and changes which of the two card slots (752) is changed by changing the bump click (97) The position of the push rod (91) is controlled to control whether the snap groove configuration (61) and the card slot configuration (751) are simultaneously engaged.
8. 根据权利要求 7所述的结构， 其特征在于， 所述推杆 (91 ) 于所述插 块 （93) 的外侧设一凸环 （98)， 且所述凸环 （98) 与所述插块 （93) 之间设一弹簧（99), 且使得所述插块（93 )可相对所述推杆（91 )朝 所述凸环 （98) 滑移并压缩所述弹簧（99)。 The structure according to claim 7, wherein the push rod (91) is provided with a convex ring (98) on the outer side of the insert block (93), and the convex ring (98) and the A spring (99) is disposed between the inserts (93), and the insert (93) is slidable relative to the push rod (91) toward the convex ring (98) and compresses the spring (99) ).
9. 根据权利要求 1 所述的结构， 其特征在于， 所述固定套管 （30) 通过 一管固定夹 （85) 的夹制而固定于所述工作台 （20) 上。 9. The structure according to claim 1, characterized in that the fixing sleeve (30) is fixed to the table (20) by the clamping of a tube fixing clip (85).
PCT/CN2008/001051 2008-05-29 2008-05-29 Coaxial transmission and steering mechanism WO2009143652A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2008/001051 WO2009143652A1 (en) 2008-05-29 2008-05-29 Coaxial transmission and steering mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2008/001051 WO2009143652A1 (en) 2008-05-29 2008-05-29 Coaxial transmission and steering mechanism

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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US3256954A (en) * 1965-03-31 1966-06-21 Brown William H Self-propelled means for scaffolds
US4088202A (en) * 1976-08-25 1978-05-09 Costello Clifford T Scaffolding cart
US4275797A (en) * 1979-04-27 1981-06-30 Johnson Raymond R Scaffolding power attachment
CN1106886A (en) * 1993-10-04 1995-08-16 三立技研工业株式会社 Movable working platform
DE19938962A1 (en) * 1999-08-17 2001-02-22 Werner Dubiel Mobile step ladder has a drive for the rollers which is operated by a portable power tool at the ladder head to allow the user to give positioning movements while on the ladder
US20040231917A1 (en) * 1999-12-06 2004-11-25 Chick Mark C. Scaffold moving device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232375A (en) * 1964-03-13 1966-02-01 William Hugh Brown Self-propelled scaffold
US3256954A (en) * 1965-03-31 1966-06-21 Brown William H Self-propelled means for scaffolds
US4088202A (en) * 1976-08-25 1978-05-09 Costello Clifford T Scaffolding cart
US4275797A (en) * 1979-04-27 1981-06-30 Johnson Raymond R Scaffolding power attachment
CN1106886A (en) * 1993-10-04 1995-08-16 三立技研工业株式会社 Movable working platform
DE19938962A1 (en) * 1999-08-17 2001-02-22 Werner Dubiel Mobile step ladder has a drive for the rollers which is operated by a portable power tool at the ladder head to allow the user to give positioning movements while on the ladder
US20040231917A1 (en) * 1999-12-06 2004-11-25 Chick Mark C. Scaffold moving device

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