WO2018233179A1 - 一种管隧小车 - Google Patents
一种管隧小车 Download PDFInfo
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- WO2018233179A1 WO2018233179A1 PCT/CN2017/108824 CN2017108824W WO2018233179A1 WO 2018233179 A1 WO2018233179 A1 WO 2018233179A1 CN 2017108824 W CN2017108824 W CN 2017108824W WO 2018233179 A1 WO2018233179 A1 WO 2018233179A1
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- WIPO (PCT)
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- component
- disposed
- frame
- tube
- pulley
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C13/00—Locomotives or motor railcars characterised by their application to special systems or purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
Definitions
- the invention relates to a tube tunnel, in particular to a tube tunnel trolley for assisting walking in a tube tunnel.
- narrow pipe tunnels are generally designed in the double bottom of the ship for centrally arranging pipes and cables. Due to the relatively narrow space of the tube tunnel, when the equipment is inspected in the tunnel, and the pipelines, cables and other equipment are repaired, there are two main ways for the staff to move in the tunnel: one is crawling forward/backward, due to tube tunneling.
- the length is generally above 100 meters, the crawling strength of the staff is large, and it is not convenient to carry the maintenance tools and accessories during the maintenance; the other is to hold the inner wall of the tunnel by hand, assisted by the unpowered flatbed; when the ship is headed When the bow or the bow is tilted on one side, it is difficult to walk with an unpowered flatbed.
- the unpowered flatbed cannot be controlled, resulting in no staff.
- the power flatbed slides together to the bow or the bow.
- the object of the present invention is to provide a tube and tunnel trolley, which can save time and labor for the staff to complete the tunnel inspection and maintenance work.
- Providing a tube and tunnel trolley comprising:
- a walking component disposed below the frame
- the driving device disposed above the frame, the driving device comprising a transmission component, a traction component cooperating with the transmission component, and a control component for controlling operation or stop of the transmission component, two of the traction component
- the ends are respectively fixedly connected to both ends of the tube tunnel.
- the driving device further includes a reduction box
- the transmission component includes a pulley block that cooperates with the traction component
- the pulley block includes a deceleration disposed at the a drive pulley inside the box
- the control component includes a rocker arm mechanism and a brake mechanism, the rocker arm mechanism and the brake mechanism are respectively disposed outside the speed reducer, and the rocker arm mechanism is coupled to the drive pulley to drive the drive pulley to rotate
- the brake mechanism is selectively coupled to the drive pulley to drive the drive pulley to stop by the brake mechanism.
- the pulley block further includes a plurality of auxiliary pulleys disposed under the frame.
- the pulley block further includes two first auxiliary pulleys and two second auxiliary pulleys, and the first auxiliary pulley is located below the reduction gear box. And in the vertical direction, two of the first auxiliary pulleys are located on both sides of the driving pulley; two of the second auxiliary pulleys are respectively located at two ends of the frame along the length direction of the tube tunnel.
- a finite position portion is disposed in the reduction gear box, and the limiting portion has a first position for restricting the traction member from being disengaged from the driving pulley and Determining the traction member from the second position of the drive pulley;
- the limiting portion limits the traction member to the driving pulley when the limiting portion is located at the first position; the traction member when the limiting portion is located at the second position
- the drive pulley can be detached.
- the limiting portion includes a limit a body and a connecting member, the reduction gear box and a side wall perpendicular to an axis of the driving pulley are provided with an elongated hole that cooperates with the connecting member, and one end of the connecting member passes through the long hole and passes through the nut Locked, the opposite end is fixedly connected to the limiting body;
- the elongated hole has a first end and a second end along a length thereof, and when the connecting member is at the first end, the limiting portion is located at the first position; the connecting member is located at the second end In the end, the limiting portion is located at the second position.
- the traveling component comprises four walking wheels, and the four walking wheels are respectively disposed adjacent to the four corners of the frame.
- the tube tunnel is provided with a rail that cooperates with the running component, and the walking component further includes a universal ball that cooperates with the rail.
- the universal ball is disposed on both sides of the frame along the traveling direction of the frame.
- the tube is provided with a rail that cooperates with the running component, and both ends of the rail are provided with a fixing seat, and the traction component The two ends are respectively connected to the fixing seat through a screw buckle.
- a preferred technical solution of the tube tunnel trolley according to the present invention further includes a seat cushion and a backrest, the backrest being disposed at one end of the frame along a traveling direction thereof, the seat cushion being disposed adjacent to the backrest.
- the two ends of the traction component of the pipe tunneling trolley of the invention are fixedly connected with the two ends of the pipe tunnel, and the worker controls the transmission component through the control component, so that the pipe tunneling trolley can run along the pipe tunnel according to actual needs or Stopping, compared with the prior art, the staff can control the operation of the tunnel and the trolley at any time or stop at the corresponding position, and save the inspection and maintenance work of the tunnel and the tunnel in a time-saving and labor-saving manner.
- the tube tunneling trolley of the invention has a simple structure and a low manufacturing cost.
- FIG. 1 is a schematic structural view of a tube tunneling vehicle according to an embodiment of the present invention.
- FIG. 2 is a schematic top view of a tube tunneling vehicle according to an embodiment of the present invention.
- first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
- features defining “first” and “second” may include one or more of the features either explicitly or implicitly.
- the term "fixed” is to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; it may be a mechanical connection or a mechanical connection, unless otherwise explicitly defined and defined. It is an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, which can be the internal connection of two components or the interaction of two components.
- an intermediate medium which can be the internal connection of two components or the interaction of two components.
- the first feature is “on” the second feature unless otherwise explicitly stated and defined. Or “lower” may include direct contact of the first and second features, and may also include that the first and second features are not in direct contact but are contacted by additional features therebetween.
- the first feature "on” the second feature includes the first feature directly above and above the second feature, or merely indicating that the first feature is at a higher level than the second feature.
- the first feature "under” the second feature includes the first feature directly below and below the second feature, or merely indicating that the first feature level is less than the second feature.
- an embodiment of the present invention provides a tube tunneling vehicle, including: a frame 10; a traveling component disposed under the frame 10; and a driving device 30 disposed on the frame Above the drive unit 30, the drive unit 30 includes a transmission member 31, a traction member 32 that cooperates with the transmission member 31, and a control member 33 that controls the operation or stop of the transmission member 31, both ends of the traction member 32. They are fixedly connected to both ends of the tube tunnel.
- both ends of the traction member 32 are fixedly connected with the two ends of the tube tunnel, and the worker controls the transmission member 31 through the control member 33, so that the tube tunnel trolley can be operated or stopped along the tube tunnel according to actual needs, and the existing Compared with the technology, the staff can control the operation of the tube and tunnel car at any time or stop at the corresponding position, saving time and effort to complete the inspection and maintenance of the tube and tunnel.
- the tube tunnel trolley of the embodiment has a simple structure and a low manufacturing cost.
- the frame 10 is made of 5mm thick steel plate, which is the main part of the pipe tunneling trolley, used as a carrier for installing various components, and is also a component of the pipe tunneling vehicle carrying personnel and materials.
- the driving device 30 further includes a reduction box 34
- the transmission member 31 includes a pulley block that cooperates with the traction member 32
- the pulley group includes a driving pulley 311 disposed in the reduction gear box 34
- the control member 33 The rocker arm mechanism 331 and the brake mechanism 332 are respectively disposed outside the reduction gear box 34, and the rocker arm mechanism 331 is coupled to the drive pulley 311 to drive the The drive pulley 311 is rotated, and the brake mechanism 332 is selectively coupled to the drive pulley 311 to drive the drive pulley 311 to stop by the brake mechanism 332.
- the worker on the frame can drive the drive pulley 311 to rotate by manually controlling the rocker arm mechanism 331.
- the tube tunneling vehicle Under the action of the member 32, the tube tunneling vehicle is driven forward or backward (when the rocker arm mechanism 331 is shaken clockwise, the tube tunneling vehicle advances, and when the rocker arm mechanism 331 is counterclockwise, the tube tunneling vehicle retreats), the tube can be driven in a time-saving and labor-saving manner.
- the tunnel trolley moves along the length of the tunnel, and the equipment in the tunnel is patrolled.
- the staff locks the drive pulley 311 through the brake mechanism 332, so that the tunnel and the trolley are stably parked in the proper position. , equipment maintenance.
- the brake mechanism 332 is arranged such that the tube tunnel carriage reliably rests in the tube tunnel without sliding due to the ship tilting towards the bow or tilting towards the bow.
- the reduction gear box 34 is made of a steel plate of 2 mm thick to facilitate the attachment and detachment of the pulley block, and one side of the reduction gear box 34 is also provided with a box door (not shown).
- the pulley block further includes a plurality of auxiliary pulleys disposed under the frame 10, the driving pulley 311 and the auxiliary pulley are located on the same plane, and the auxiliary pulley is disposed to save the manual rocker arm mechanism.
- the force of 332 is a plurality of auxiliary pulleys disposed under the frame 10, the driving pulley 311 and the auxiliary pulley are located on the same plane, and the auxiliary pulley is disposed to save the manual rocker arm mechanism. The force of 332.
- the pulley block includes two first auxiliary pulleys 312 and two second auxiliary pulleys 313, the first auxiliary pulleys 312 being located below the reduction gear box 34, and in the vertical direction, two of the above
- the first auxiliary pulley 312 is located on both sides of the driving pulley 311; the two second auxiliary pulleys 313 are respectively located at both ends of the frame 10 along the longitudinal direction of the tube tunnel.
- the reduction gear box 34 is provided with a limiting portion having a first position for restricting the pulling member 32 from being disengaged from the driving pulley 311 and disengaging the traction member 32. a second position of the driving pulley 311; when the limiting portion is located in the first position, the limiting portion limits the traction member 32 to the driving pulley 311; when the limiting portion is located In the second position, the traction member 32 can be disengaged from the drive pulley 311.
- Each of the pulley blocks in this embodiment has an annular groove that cooperates with the traction member 32 along the radial direction thereof, and the limiting portion includes a limiting body and a connecting member, and for the driving pulley 311, the limiting portion
- the limiting body of the limiting portion can shield the concave portion of the traction member 32 and the driving pulley 311
- the limiting body can be a curved plate or two spaced-apart limiting rods, so that the traction member 32 can be located between the groove of the driving pulley 311 and the limiting body.
- the traction member 32 is prevented from falling; when the limiting portion is located at the second position, the limiting body is located between the driving pulley 311 and the traction member 32, and the traction member 32 can be conveniently removed.
- the reduction box 34 and a side wall perpendicular to the axis of the driving pulley 311 are provided with long holes that cooperate with the connecting members of the limiting portion, and one end of the connecting member passes through the long
- the hole is locked by a nut, and the other end is fixedly connected to the limiting body;
- the long hole has a first end and a second end along a length thereof, and the connecting member is located at the first end
- the limiting portion is located at the first position; when the connecting member is located at the second end, the limiting portion is located at the second position (not shown).
- the control connecting member drives the limiting body to move to the first end, and the locking action of the traction member 32 can be achieved after locking.
- the control member first drives the limiting body to move to the second segment to open the annular groove of the driving pulley 311 to facilitate the removal of the traction member 32.
- the traveling component includes four traveling wheels 21, and the four traveling wheels 21 are respectively disposed adjacent to the four corners of the frame 10.
- a rail that cooperates with the running component is disposed in the tube tunnel, and the traveling component further includes a universal ball 22 that cooperates with the track, and the frame 10 is along the traveling direction of the frame 10
- the universal ball 22 is disposed on both sides.
- the traveling component includes four universal balls 22, and the four universal balls 22 are respectively disposed at four corners of the frame 10, and the rails in the tunnel are two angle steels arranged in parallel.
- the four universal balls 22 are respectively in contact with the side walls of the rails for restricting the walking of the tube tunneling vehicles in the rails of the tunnels, so as to ensure that the traveling wheels are not stuck in the guide rails.
- a rail that cooperates with the traveling component is disposed in the tunnel, and two ends of the rail are provided with a fixing base 40. Both ends of the traction component 32 are respectively connected to the fixing base 40 through a screw buckle 35.
- the traction component is a steel wire rope, and may also be a transmission chain.
- the traction component 32 in this embodiment is a steel wire rope with a diameter of 7.2 mm, and the two ends of the traction component 32 are respectively fixed on the fixing base 40 at both ends of the pipe tunnel by the screw buckle 35.
- the screw buckle 35 is used to adjust the tightness of the wire rope to ensure that the wire rope is tensioned on the pulley block.
- the tube tunneling vehicle of the present embodiment further includes a seat cushion 50 and a backrest 60, and the backrest 60 is disposed at one end of the frame 10 along the traveling direction thereof, and the seat cushion 50 is disposed adjacent to the backrest 60. The worker sits on the seat cushion 50 and leans against the backrest 60 to facilitate operation of the rocker arm mechanism 331 and the brake mechanism 332.
- the pipe tunneling trolley of the invention is simple and easy to operate, and compared with the prior art, the driving is labor-saving, and can reliably stop at any position in the pipe tunnel, thereby effectively reducing the working intensity of the pipe tunnel inspection and maintenance.
- the description of the term "preferred embodiment” or the like means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention.
- the schematic representation of the above terms does not necessarily mean the same embodiment or example.
- the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.
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Abstract
一种管隧小车，包括车架（10）、行走部件以及驱动装置（30），行走部件设置于车架（10）的下方；驱动装置（30）设置于车架（10）的上方，驱动装置（30）包括传动部件（31）、与传动部件（31）相配合的牵引部件（32），以及控制传动部件（31）运行或停止的控制部件（33），牵引部件（32）的两端分别与管隧的两端固定连接。该管隧小车的结构简单，制造成本低，通过控制部件（33）控制传动部件（31），工作人员可以随时控制管隧小车运行或停靠在相应的位置，省时、省力地完成管隧巡检和检修工作。
Description
本发明涉及管隧，具体涉及一种管隧小车，用于辅助在管隧内行走。
目前，船舶在设计阶段时，一般会在船舶的双层底中设计狭长的管隧，用于集中布置管路、电缆等。由于管隧空间比较狭窄，在管隧内进行设备巡视，进行管路、电缆等设备检修时，工作人员在管隧内的移动方式主要有两种：一种是爬行前进/后退，由于管隧的长度一般在100米以上，工作人员的爬行强度大，而且检修时不方便携带检修工具和配件；另一种是用手扶着管隧的内壁、采用无动力平板小车辅助进行；当船舶朝向船艏或者船艉一侧倾斜时，采用无动力平板小车行走很困难，当船舶朝向船艏或者船艉一侧倾斜的角度较大时，甚至会无法控制无动力平板小车，导致工作人员随无动力平板小车一起滑至船艏或者船艉。
发明内容
本发明的目的在于提供一种管隧小车，其可省时、省力地辅助工作人员完成管隧巡检和检修工作。
为达此目的，本发明采用以下技术方案：
提供一种管隧小车，包括：
车架；
行走部件，设置于所述车架的下方；
驱动装置，设置于所述车架的上方，所述驱动装置包括传动部件、与所述传动部件相配合的牵引部件，以及控制所述传动部件运行或停止的控制部件，所述牵引部件的两端分别与管隧的两端固定连接。
作为本发明所述的管隧小车的一种优选的技术方案，所述驱动装置还包括减速箱，所述传动部件包括与所述牵引部件相配合的滑轮组，所述滑轮组包括设置在所述减速箱内的驱动滑轮；
所述控制部件包括摇臂机构和刹车机构，所述摇臂机构和所述刹车机构分别设置在所述减速箱外，所述摇臂机构与所述驱动滑轮连接，以驱动所述驱动滑轮转动，所述刹车机构选择性与所述驱动滑轮连接，以通过所述刹车机构驱动所述驱动滑轮停止。
作为本发明所述的管隧小车的一种优选的技术方案，所述滑轮组还包括设置在所述车架下方的若干辅助滑轮。
作为本发明所述的管隧小车的一种优选的技术方案，所述滑轮组还包括两个第一辅助滑轮和两个第二辅助滑轮，所述第一辅助滑轮位于所述减速箱的下方，且沿竖直方向，两个所述第一辅助滑轮位于所述驱动滑轮的两侧；两个所述第二辅助滑轮分别位于所述车架沿所述管隧的长度方向的两端。
作为本发明所述的管隧小车的一种优选的技术方案，所述减速箱内设置有限位部，所述限位部具有限制所述牵引部件脱离所述驱动滑轮的第一位置以及使所述牵引部件脱离所述驱动滑轮的第二位置；
当所述限位部位于所述第一位置时，所述限位部将所述牵引部件限制在所述驱动滑轮上；当所述限位部位于所述第二位置时，所述牵引部件可脱离所述驱动滑轮。
作为本发明所述的管隧小车的一种优选的技术方案，所述限位部包括限位
本体和连接件，所述减速箱和与所述驱动滑轮的轴线垂直的一个侧壁上设置有与所述连接件相配合的长孔，所述连接件一端穿过所述长孔并通过螺母锁紧，相对的另一端与所述限位本体固定连接；
所述长孔沿其长度方向具有第一端和第二端，所述连接件位于所述第一端时，所述限位部位于所述第一位置；所述连接件位于所述第二端时，所述限位部位于所述第二位置。
作为本发明所述的管隧小车的一种优选的技术方案，所述行走部件包括四个行走轮，四个所述行走轮分别邻近所述车架的四角设置。
作为本发明所述的管隧小车的一种优选的技术方案，所述管隧内设置有与所述行走部件相配合的轨道，所述行走部件还包括与所述轨道配合的万向滚珠，沿所述车架的行走方向在所述车架的两侧均设置有所述万向滚珠。
作为本发明所述的管隧小车的一种优选的技术方案，所述管隧内设置有与所述行走部件相配合的轨道，所述轨道的两端设置有固定座，所述牵引部件的两端分别通过螺旋扣与所述固定座连接。
作为本发明所述的管隧小车的一种优选的技术方案，还包括坐垫和靠背，所述靠背设置在所述车架沿其行走方向的一端，所述坐垫邻近所述靠背设置。
本发明的有益效果：本发明的管隧小车的牵引部件的两端与管隧的两端固定连接，工作人员通过控制部件控制传动部件，即可根据实际需要使管隧小车沿管隧运行或者停止，与现有技术相比，工作人员可以随时控制管隧小车运行或停靠在相应的位置，省时、省力地完成管隧巡检和检修工作。本发明的管隧小车的结构简单，制造成本低。
图1为本发明实施例所述的管隧小车的结构示意图。
图2为本发明实施例所述的管隧小车的俯视示意图。
图中：
10、车架；21、行走轮；22、万向滚珠；30、驱动装置；31、传动部件；311、驱动滑轮；312、第一辅助滑轮；313、第二辅助滑轮；32、牵引部件；33、控制部件；331、摇臂机构；332、刹车机构；34、减速箱；35、螺旋扣；40、固定座；50、坐垫；60、靠背。
下面结合附图并通过具体实施方式来进一步说明本发明的技术方案。
在本发明的描述中，需要理解的是，术语“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。
在本发明的描述中，除非另有明确的规定和限定，术语“固定”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个部件内部的连通或两个部件的相互作用关系。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本发明中的具体含义。
在本发明中，除非另有明确的规定和限定，第一特征在第二特征之“上”
或之“下”可以包括第一和第二特征直接接触，也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且，第一特征在第二特征之“上”包括第一特征在第二特征正上方和斜上方，或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征之“下”包括第一特征在第二特征正下方和斜下方，或仅仅表示第一特征水平高度小于第二特征。
如图1和图2所示，本发明的实施例提供一种管隧小车，包括：车架10；行走部件，设置于所述车架10的下方；驱动装置30，设置于所述车架10的上方，所述驱动装置30包括传动部件31、与所述传动部件31相配合的牵引部件32，以及控制所述传动部件31运行或停止的控制部件33，所述牵引部件32的两端分别与管隧的两端固定连接。本实施例中，牵引部件32的两端与管隧的两端固定连接，工作人员通过控制部件33控制传动部件31，即可根据实际需要使管隧小车沿管隧运行或者停止，与现有技术相比，工作人员可以随时控制管隧小车运行或停靠在相应的位置，省时、省力地完成管隧巡检和检修工作。本实施例的管隧小车的结构简单，制造成本低。
其中，车架10采用5mm厚的钢板制成，其是管隧小车的主体部件，用作安装各零部件的载体，同时也是管隧小车承载人员和物资的部件。
其中，驱动装置30还包括减速箱34，所述传动部件31包括与所述牵引部件32相配合的滑轮组，所述滑轮组包括设置在所述减速箱34内的驱动滑轮311；所述控制部件33包括摇臂机构331和刹车机构332，所述摇臂机构331和所述刹车机构332分别设置在所述减速箱34外，所述摇臂机构331与所述驱动滑轮311连接，以驱动所述驱动滑轮311转动，所述刹车机构332选择性与所述驱动滑轮311连接，以通过所述刹车机构332驱动所述驱动滑轮311停止。车架上的工作人员通过手动控制摇臂机构331，可以带动驱动滑轮311转动，在牵引部
件32的作用下带动管隧小车前进或后退(顺时针摇动摇臂机构331时，管隧小车前进，逆时针摇动摇臂机构331时，管隧小车后退)，可省时、省力地驱动管隧小车沿管隧的长度方向移动，进行管隧内的设备巡视，当管隧小车移动至适当位置时，工作人员通过刹车机构332锁紧驱动滑轮311，使管隧小车稳定地停靠于适当位置，进行设备维修。刹车机构332的设置可以使管隧小车可靠地停靠在管隧内，不会因为船舶朝向船艉倾斜或者朝向船艏倾斜而滑动。
其中，减速箱34采用2mm厚的钢板制作为方便滑轮组的安装于拆卸，减速箱34的一侧还设置有箱门(图中未示出)。
本实施例中，所述滑轮组还包括设置在所述车架10下方的若干辅助滑轮，所述驱动滑轮311和所述辅助滑轮位于同一平面，所述辅助滑轮的设置可以节省手控摇臂机构332的用力。
在本实施例中，滑轮组包括两个第一辅助滑轮312和两个第二辅助滑轮313，所述第一辅助滑轮312位于所述减速箱34的下方，且沿竖直方向，两个所述第一辅助滑轮312位于所述驱动滑轮311的两侧；两个所述第二辅助滑轮313分别位于所述车架10沿所述管隧的长度方向的两端。
作为本发明优选的实施方式，所述减速箱34内设置有限位部，所述限位部具有限制所述牵引部件32脱离所述驱动滑轮311的第一位置以及使所述牵引部件32脱离所述驱动滑轮311的第二位置；当所述限位部位于所述第一位置时，所述限位部将所述牵引部件32限制在所述驱动滑轮311上；当所述限位部位于所述第二位置时，所述牵引部件32可脱离所述驱动滑轮311。
本实施例中的滑轮组中的每个滑轮沿其径向均具有与牵引部件32相配合的环形凹槽，所述限位部包括限位本体和连接件，对于驱动滑轮311，当限位部位于所述第一位置时，限位部的限位本体可遮蔽牵引部件32与驱动滑轮311的凹
槽相配合的部分，该限位本体可以是一个弧形板，也可以是间隔设置的两个限位杆，能够使牵引部件32位于驱动滑轮311的凹槽与限位本体之间，即可避免牵引部件32掉落；当限位部位于所述第二位置时，限位本体位于所述驱动滑轮311与所述牵引部件32之间，可以方便拆除牵引部件32。
具体地，所述减速箱34和与所述驱动滑轮311的轴线垂直的一个侧壁上设置有与所述限位部的连接件相配合的长孔，所述连接件一端穿过所述长孔并通过螺母锁紧，相对的另一端与所述限位本体固定连接；所述长孔沿其长度方向具有第一端和第二端，所述连接件位于所述第一端时，所述限位部位于所述第一位置；所述连接件位于所述第二端时，所述限位部位于所述第二位置(图中未示出)。当限位部的起始位置为第二位置，即连接件位于第二端时；首先控制连接件带动限位本体移动至第一端，锁紧后即可实现对牵引部件32的限位作用；需要拆卸牵引部件32时，首先控制连接件带动限位本体移动至第二段，以敞开驱动滑轮311的环形凹槽，方便拆除牵引部件32。
本实施中，所述行走部件包括四个行走轮21，四个所述行走轮21分别邻近所述车架10的四角设置。
所述管隧内设置有与所述行走部件相配合的轨道，所述行走部件还包括与所述轨道配合的万向滚珠22，沿所述车架10的行走方向在所述车架10的两侧均设置有所述万向滚珠22。在本实施例中，所述行走部件包括四个万向滚珠22，四个所述万向滚珠22分别设置在所述车架10的四角，管隧内的轨道为平行设置的两个角钢，四个所述万向滚珠22分别与轨道的侧壁接触，用于限制管隧小车在管隧的轨道内行走，保证行走轮不会卡死在导轨内。
所述管隧内设置有与所述行走部件相配合的轨道，所述轨道的两端设置有固定座40，所述牵引部件32的两端分别通过螺旋扣35与所述固定座40连接。
其中，牵引部件为钢丝绳，也可以为传动链条，本实施例中的牵引部件32为直径为7.2mm的钢丝绳，牵引部件32的两端分别通过螺旋扣35固定在管隧两端的固定座40上，螺旋扣35用于调节钢丝绳的松紧度，保证钢丝绳张紧在滑轮组上。
本实施例的管隧小车还包括坐垫50和靠背60，所述靠背60设置在所述车架10沿其行走方向的一端，所述坐垫50邻近所述靠背60设置。工作人员坐在坐垫50上并倚靠在靠背60上，方便操作摇臂机构331和刹车机构332。
本发明的管隧小车的操作简单易行，与现有技术相比，其驱动省力，能可靠地停靠在管隧内的任意位置，有效地降低了管隧巡查、检修的工作强度。
在本说明书的描述中，参考术语“优选的实施方式”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不一定指的是相同的实施例或示例。而且，描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。
以上实施例仅用来说明本发明的详细方法，本发明并不局限于上述详细方法，即不意味着本发明必须依赖上述详细方法才能实施。所属技术领域的技术人员应该明了，对本发明的任何改进，对本发明产品各原料的等效替换及辅助成分的添加、具体方式的选择等，均落在本发明的保护范围和公开范围之内。
Claims (10)
- 一种管隧小车，其特征在于，包括：车架；行走部件，设置于所述车架的下方；驱动装置，设置于所述车架的上方，所述驱动装置包括传动部件、与所述传动部件相配合的牵引部件，以及控制所述传动部件运行或停止的控制部件，所述牵引部件的两端分别与管隧的两端固定连接。
- 根据权利要求1所述的管隧小车，其特征在于，所述驱动装置还包括减速箱，所述传动部件包括与所述牵引部件相配合的滑轮组，所述滑轮组包括设置在所述减速箱内的驱动滑轮；所述控制部件包括摇臂机构和刹车机构，所述摇臂机构和所述刹车机构分别设置在所述减速箱外，所述摇臂机构与所述驱动滑轮连接，以驱动所述驱动滑轮转动，所述刹车机构选择性与所述驱动滑轮连接，以通过所述刹车机构驱动所述驱动滑轮停止。
- 根据权利要求2所述的管隧小车，其特征在于，所述滑轮组还包括设置在所述车架下方的若干辅助滑轮。
- 根据权利要求3所述的管隧小车，其特征在于，所述滑轮组还包括两个第一辅助滑轮和两个第二辅助滑轮，所述第一辅助滑轮位于所述减速箱的下方，且沿竖直方向，两个所述第一辅助滑轮位于所述驱动滑轮的两侧；两个所述第二辅助滑轮分别位于所述车架沿所述管隧的长度方向的两端。
- 根据权利要求2所述的管隧小车，其特征在于，所述减速箱内设置有限位部，所述限位部具有限制所述牵引部件脱离所述驱动滑轮的第一位置以及使所述牵引部件脱离所述驱动滑轮的第二位置；当所述限位部位于所述第一位置时，所述限位部将所述牵引部件限制在所 述驱动滑轮上；当所述限位部位于所述第二位置时，所述牵引部件可脱离所述驱动滑轮。
- 根据权利要求5所述的管隧小车，其特征在于，所述限位部包括限位本体和连接件，所述减速箱和与所述驱动滑轮的轴线垂直的一个侧壁上设置有与所述连接件相配合的长孔，所述连接件一端穿过所述长孔并通过螺母锁紧，相对的另一端与所述限位本体固定连接；所述长孔沿其长度方向具有第一端和第二端，所述连接件位于所述第一端时，所述限位部位于所述第一位置；所述连接件位于所述第二端时，所述限位部位于所述第二位置。
- 根据权利要求1至6任一项所述的管隧小车，其特征在于，所述行走部件包括四个行走轮，四个所述行走轮分别邻近所述车架的四角设置。
- 根据权利要求1至6任一项所述的管隧小车，其特征在于，所述管隧内设置有与所述行走部件相配合的轨道，所述行走部件还包括与所述轨道配合的万向滚珠，沿所述车架的行走方向在所述车架的两侧均设置有所述万向滚珠。
- 根据权利要求1至6任一项所述的管隧小车，其特征在于，所述管隧内设置有与所述行走部件相配合的轨道，所述轨道的两端设置有固定座，所述牵引部件的两端分别通过螺旋扣与所述固定座连接。
- 根据权利要求1至6任一项所述的管隧小车，其特征在于，还包括坐垫和靠背，所述靠背设置在所述车架沿其行走方向的一端，所述坐垫邻近所述靠背设置。
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