CN110344350B - Movable guardrail and transport, installation and construction trolley - Google Patents

Movable guardrail and transport, installation and construction trolley Download PDF

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Publication number
CN110344350B
CN110344350B CN201910577080.XA CN201910577080A CN110344350B CN 110344350 B CN110344350 B CN 110344350B CN 201910577080 A CN201910577080 A CN 201910577080A CN 110344350 B CN110344350 B CN 110344350B
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China
Prior art keywords
guardrail
control
main shaft
vertical
gear
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Expired - Fee Related
Application number
CN201910577080.XA
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Chinese (zh)
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CN110344350A (en
Inventor
吕小武
吕维前
牛军
李东峰
杜卫华
赵德强
王俊玲
董强柱
王丹
孙艺
李楠
李凌
郑士奎
黄文龙
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Henan Jixi Highway Construction Co ltd
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Henan Jixi Highway Construction Co ltd
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Priority to CN201910577080.XA priority Critical patent/CN110344350B/en
Publication of CN110344350A publication Critical patent/CN110344350A/en
Application granted granted Critical
Publication of CN110344350B publication Critical patent/CN110344350B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/006Lane control by movable lane separating barriers, e.g. shiftable barriers, retractable kerbs ; Apparatus or barriers specially adapted therefor, e.g. wheeled barriers
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02Continuous barriers extending along roads or between traffic lanes

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention relates to a movable guardrail and a transport, installation and construction trolley, wherein the movable guardrail consists of a reinforced concrete hollow guardrail cavity, a lifting system and a power system, the lifting system can be lifted in an automatic mode and a manual mode, the operation is flexible, the power system consists of an anti-dazzle plate, a main shaft sleeve, a main shaft bearing, a circular gear, a flat gear sleeve, a pneumatic device and an operating device, the lifting is finished by wind power without consuming fuel, the energy is saved, and the movable guardrail is environment-friendly and safe; the movable transportation, installation and construction trolley consists of five systems, namely a power system, a walking system, a hoisting system, an intelligent system and a control system, and can load and unload the movable guardrail; the invention has the advantages of convenient movement, wide application range and simple operation.

Description

Movable guardrail and transport, installation and construction trolley
Technical Field
The invention relates to the technical field of traffic engineering, in particular to a movable guardrail and a transport, installation and construction trolley.
Background
China promulgates' construction standards of highway and airplane runway engineering in 1994, provides basic basis for the construction of highway and airplane runway, but the model of the military main war is greatly changed compared with the model at the end of the 20 th century at present, relevant standards are not revised in time, investigation, design and construction of the construction engineering of the highway and airplane runway are not normalized, the highways have double functions of traffic and combat readiness emergency airports and highway ground traffic, are used as highways at ordinary times, green belts and barriers in the middle of roads can be removed through simple measures in wartime or emergency situations to become temporary runways, and the taking-off and landing requirements of fighters are met. However, at present, the highway and the runway for taking off and landing are shared, and a common wall type guardrail is still adopted, so that the highway is inconvenient to disassemble and assemble when being used as the runway, and has the problems of low disassembling speed, easiness in damage and the like, and how to quickly remove the concrete guardrail out of the runway is a troublesome problem when the highway is required to be used as the runway for taking off and landing.
The urban traffic problem is always a focus and a hot spot of people in various countries and circles in the world, the traffic jam is a worldwide urban problem, the concrete-structured New Jersey guardrail is generally formed by being fixed on a road surface, but the fixed New Jersey guardrail has low use efficiency, and for urban roads, a road traffic scheme needs to be changed according to a traffic flow scheme, so that the road traffic capacity is improved, and the urban road traffic pressure is relieved; and then the flow of going out of town direction is big evening, has aggravated the phenomenon of blocking up even more, to this condition, has adopted the mode of variable lane to carry out the traffic organization in traffic water conservancy diversion transformation, promptly: when the number of vehicles entering the city at the early peak is large, the number of lanes in the entering direction is increased, the number of lanes in the exiting direction is reduced, and when the number of vehicles exiting the city at the late peak is large, the number of lanes in the exiting direction is increased, the number of lanes in the entering direction is reduced, so that the concrete structure New Jersey guardrail needs to be frequently moved, but the concrete structure New Jersey guardrail is very difficult to move due to large volume and heavy weight; therefore, it is very necessary to provide a movable guardrail and a transportation, installation and construction trolley which are convenient to move, wide in application range and simple to operate.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a movable guardrail and a transport, installation and construction trolley, which are convenient to move, wide in application range and simple to operate.
The purpose of the invention is realized as follows: the movable guardrail comprises a reinforced concrete hollow guardrail cavity, a lifting system and a power system, wherein the lifting system comprises a universal wheel, the universal wheel is fixed at the lower part of a bottom plate, the upper end of the bottom plate is provided with a left ejector rod and a right ejector rod, the upper parts of the right ejector rod and the left ejector rod are respectively provided with a right flat gear and a left flat gear, the left flat gear is arranged on the reinforced concrete hollow guardrail wall through a left flat gear sleeve, the left flat gear can slide up and down in the left flat gear sleeve, a left cross shaft sleeve is arranged in front of the left flat gear sleeve, a left cross shaft bearing is arranged in the left cross shaft sleeve, a left cross shaft is fixedly arranged in the left cross shaft bearing, the other end of the left cross shaft is provided with a left circular gear and a left bevel gear, the left circular gear is positioned right in front of the left flat gear, the left circular gear is meshed with the left flat gear, an upper bevel gear, the right lower part of the upper bevel gear is engaged with a right bevel gear, the right side structure of the right bevel gear and the left side structure of the left bevel gear are symmetrical about the upper bevel gear, the center of the upper bevel gear is provided with a vertical shaft, the upper part of the vertical shaft is arranged in a vertical shaft sleeve, a vertical shaft bearing is fixedly arranged in the vertical shaft sleeve, the vertical shaft is connected with the inner circle of the vertical shaft bearing, the middle part of the vertical shaft is provided with a power disc, one side of the power disc is provided with a power handle, the top of the vertical shaft is also provided with a control device, the control device is positioned at the top of the cavity of the reinforced concrete hollow guardrail, the control device comprises a control disc, a control pin, a handle and a spring, the control disc is provided with disc teeth, the handle is arranged at the left side of the control disc through a pin shaft, the control pin and the spring are arranged in the sliding groove, the positioning plate is arranged outside the sliding groove, and the positioning plate is provided with a flat groove and a pin groove.
The power system applies acting force to the power handle to enable the power disc to rotate clockwise, the upper bevel gear rotates clockwise, the right bevel gear rotates clockwise and the left bevel gear rotates anticlockwise in the right viewing direction, at the moment, the right circular gear rotates clockwise and the left circular gear rotates anticlockwise, the right circular gear drives the right flat gear to move downwards, the left circular gear drives the left flat gear to move downwards, the left flat gear and the right flat gear drive the left ejector rod and the right ejector rod to move downwards to drive the reinforced concrete hollow guardrail cavity to move upwards, the universal wheel contacts with the ground to enable the whole guardrail to be in a movable state, otherwise, the power disc rotates anticlockwise, the reinforced concrete hollow guardrail cavity moves downwards, the universal wheel retracts into the reinforced concrete hollow guardrail cavity, and the whole guardrail is in a fixed state.
When the handle in the control device is flatly placed in the handle groove, the handle groove locks the handle, the control panel cannot rotate, and at the moment, the guardrail is locked, cannot be lifted or cannot be lowered; when the handle is erected, the rotation of the control disc is adjusted by using the disc teeth and the control pin, the control pin is positioned in the flat groove, the control pin is embedded with the disc teeth under the elastic force of the spring, and when the control disc rotates anticlockwise by force, the control pin butts against the disc teeth, so that the control disc cannot rotate anticlockwise; when the control panel is rotated clockwise by force, the periphery of the disc teeth pushes the control pin outwards, the control pin is separated from the disc teeth by overcoming the elastic force of the spring, the control panel is rotated clockwise, the control pin is positioned in the pin groove, the control pin is separated from the disc teeth at the moment, the control panel can rotate freely, and the control device comprises the following three conditions:
1) locking system: the handle is horizontally placed in the handle groove, and the guardrail is locked at the moment and cannot be lifted or lowered;
2) freely lifting: the handle is erected, the control pin is positioned in the pin groove, the control pin is separated from the disc teeth at the moment, and the system can be lifted freely;
3) can only rise and can not fall: the handle is erected, the control pin is positioned in the flat groove, and at the moment, the control pin is embedded with the disc teeth, so that the system can only rise but cannot fall.
The power system comprises an anti-dazzle plate, a main shaft sleeve, a main shaft bearing, a circular gear, a flat gear sleeve, a pneumatic device and an operating device, wherein the main shaft sleeve is embedded into the top of a reinforced concrete hollow guardrail cavity, only the main shaft bearing is arranged in the main shaft sleeve, the main shaft is fixedly arranged in the main shaft bearing, the anti-dazzle plate is arranged at the top of the main shaft, the circular gear is arranged in the middle of the main shaft through a spline, the flat gear is meshed with the right rear part of the circular gear and is positioned in the flat gear sleeve, the flat gear sleeve is embedded into the reinforced concrete hollow guardrail cavity, the pneumatic device comprises a cylinder body, an ejector rod, a top cover, an air cover, a one-way valve, a push switch, an air pressure gauge, a push rod and a push plate, the cylinder body is arranged between the main shaft and a vertical shaft, the top cover and the, the pneumatic cover is connected with an external push plate through a push rod, the push plate is arranged on a power handle, a pushing switch and a one-way valve are further arranged on the cylinder body, the barometer is arranged on the wall of the cylinder body, the operating device is composed of a main shaft control device and a pull switch, the main shaft control device is consistent with the control device in structure, the pull switch is connected with the tail end of a control pin of the main shaft control device, and one end, close to the reinforced concrete hollow guardrail cavity, of the main shaft control device is arranged on the reinforced concrete hollow guardrail cavity.
The power system blows the anti-dazzle plate (blade) to rotate by wind, drives the main shaft to rotate, enables the circular gear to rotate, and drives the flat gear to move horizontally. The gas in the cylinder is compressed by the horizontal movement of the flat gear. When the barometer displays that the air pressure reaches the specified air pressure, the pushing switch is turned on, the compressed air pushes the air cover to move forwards, and the push plate applies power to the power handle of the lifting system to complete the integral lifting.
When the control panel is rotated clockwise by wind power, the control pin is pushed outwards by the periphery of the disc teeth, the control pin is separated from the disc teeth by overcoming the elasticity of the spring, the control panel is rotated clockwise to compress gas in the cylinder body, when the control panel is rotated anticlockwise by the wind power, the control pin butts against the disc teeth, the control panel cannot rotate anticlockwise, the gas in the cylinder body is ensured to be compressed all the time, and the compression is stopped when the pressure of the gas in the cylinder body reaches a certain value due to the limited intensity of the wind power; the barometer is arranged on the wall of the cylinder body, and a display of the barometer is positioned at the top (outside) of the cavity of the reinforced concrete hollow guardrail, so that the size of air pressure in the cylinder body can be observed; the pushing switch is arranged on the wall of the cylinder body, and the pushing switch button is arranged at the top (outside) of the cavity of the reinforced concrete hollow guardrail; and opening the pushing switch, pushing the air cover to move forwards by the compressed gas, driving the push plate to move forwards by the air cover to push the power handle of the lifting system to rotate clockwise, and applying power to the power handle of the lifting system by the push plate to complete the integral lifting.
The construction trolley comprises five major systems, namely a power system, a walking system, a hoisting system, an intelligent system and a control system, wherein the power system comprises an engine, a gearbox, a transfer case, a hydraulic motor and a hydraulic pump.
The traveling system consists of an engine, a gearbox, a transfer case, a differential, a drive axle and tires, wherein the power of the engine enters the transfer case after passing through the gearbox, and the power of the transfer case drives the differential and the drive axle to travel.
The hoisting system consists of a hoisting arm and a hoisting frame, the hoisting arm is fixed on a frame, the other end of the hoisting arm is connected with the hoisting frame, the hoisting frame consists of a cross beam, a vertical beam, a tie beam, a vertical beam, a hydraulic cylinder and a locking device, the tie beam is formed by combining two U-shaped beams, the upper part of the tie beam is connected with the hoisting arm, the lower part of the tie beam is connected with the cross beam, the cross beam is provided with the hydraulic cylinder, the cross beam and the vertical beam are combined into a rectangular frame, the lower end of the vertical beam is provided with the vertical beam, the lower end of the cross beam is provided with the vertical beam, the locking device comprises a vertical beam locking device and a vertical beam locking device, the vertical beam locking device is arranged at the lower end of the vertical beam and consists of a steering hydraulic cylinder, a fixed toe and a fixed pin, the fixed toe is arranged on the vertical beam through the fixed, the transverse upright beam locking device is arranged at the lower end of the transverse upright beam and consists of a positioning tube, a positioning tongue spring and a pull rope switch, the positioning tube is arranged at the tail end of the upright beam, the positioning tongue and the positioning tongue spring are arranged inside the positioning tube, one end of the pull rope switch is connected with the tail end of the positioning tongue, and the other end of the pull rope switch is arranged outside the positioning tube.
The fixed toe is fixed at the lower end of the vertical beam through a fixing pin, and can rotate 90 degrees under the action of the steering hydraulic cylinder; when the guardrail is hoisted, the hoisting frame is placed to the lowest position, then the fixed toe is adjusted to be vertical to the vertical beam, and the fixed toe supports the bottom of the guardrail and fixes the guardrail; when the guardrail is unloaded, the fixed toe is adjusted to be parallel to the vertical beam, and the fixed toe is separated from the bottom of the guardrail at the moment, so that the fixation of the guardrail is released.
Foretell violently found roof beam locking device is when hoisting the guardrail, will hoist and mount frame from the guardrail top and slowly descend, when location tongue contact guardrail limit portion, the location tongue gets into the registration arm (location tongue spring is in compression state this moment), continue to transfer hoist and mount frame, when the location tongue crosses the guardrail bottom, the location tongue pops out under the spring force effect, the bottom of guardrail is held in the location tongue this moment, fixed guardrail, when unloading the guardrail, at the taut acting as go-between of control room, the location tongue overcomes spring force and contracts to the registration arm under the tensile effect of wiring, wait to fix a position the tongue and get into the registration arm completely, mention hoist and mount frame, then loosen the acting as go-between, the completion is unloaded the guardrail.
The intelligent system is by the hardware, software and operating instruction are judged in the analysis and constitute, the intelligent system hardware is by the computer, the wifi device, the GPS device is constituteed, the wifi device, the GPS device sets up on the frame, the computer is located driver's cabin or studio, the intelligent system needs the positional information input computer that the guardrail needs the installation of activity, the intelligent system is according to the GPS device location of transmitting the computer through wifi, the analysis judges the route that the computer can export guardrail hoist and mount after the software operation, the locating position, hoist and mount speed, information such as guardrail quantity, form operating instruction, transmit operating instruction for control system, accomplish the automatic installation of guardrail.
The control system is composed of control elements, control software, an operation switch and the like, and the initial height of the hoisting arm, the hoisting route, the hoisting speed, the placing position, the number of hoisting guardrails and the like can be adjusted through the control system.
The flat groove is used for limiting the longitudinal displacement of the control pin, the pin groove is used for limiting the transverse displacement of the control pin, and the control pin can move in the sliding groove and the flat groove and is positioned by the pin groove.
The disc teeth can be embedded with the control pin, and when the disc teeth and the control pin are embedded, the control disc can only rotate clockwise; when the control pin and the disc tooth are separated, the control disc can rotate freely.
The crossbeam is the scalable roof beam, through the flexible of pneumatic cylinder adjustment crossbeam, and the crossbeam expands back length and is two sections portable guardrail's length, and the crossbeam contracts back length and equals with single section portable guardrail's length.
Two vertical beams are uniformly distributed below each vertical beam, and eight transverse vertical beams are uniformly distributed below each cross beam.
The invention has the beneficial effects that: 1) the lifting can be realized in two modes of automation and manual operation, and the operation is flexible;
2) the lifting is completed through wind power without obtaining power through consuming fuel, so that energy is saved, and the lifting device is environment-friendly and safe;
3) the application range is wide, and the guardrail is suitable for highway guardrails, urban road guardrails and movable guardrails taking the highway as a standby airport; the invention has the advantages of convenient movement, wide application range and simple operation.
Drawings
Fig. 1 is a schematic view of a mobile barrier according to the present invention.
FIG. 2 is a schematic structural diagram of a control device according to the present invention.
FIG. 3 is a schematic diagram of the power system of the present invention.
Fig. 4 is a schematic structural diagram of the hoisting system of the invention.
Fig. 5 is a schematic structural view of the locking device for the transverse beam.
In the figure 1, a power system 2, a power handle 3, a control device 4, a power disc 5, a vertical shaft 6, an upper bevel gear 7, a right bevel gear 8, a right flat gear 9, a right top rod 10, a bottom plate 11, a universal wheel 12, a left transverse shaft 13, a left transverse shaft sleeve 14, a left transverse shaft bearing 15, a left circular gear 16, a reinforced concrete hollow guardrail cavity 17, a handle groove 18, a handle 19, a disc tooth 20, a control disc 21, a control pin 22, a sliding groove 23, a pin groove 24, a flat groove 25, a spring 26, a positioning plate 27, a push plate 28, a push rod 29, a push switch 30, a cylinder body 31, a barometer 32, an anti-dazzle plate 33, a main shaft bearing 34, a main shaft sleeve 35, a main shaft 36, a circular gear 37, a flat gear 38, a flat gear sleeve 39, a pull switch 40, The device comprises a one-way valve 43, an air cover 44, a left ejector rod 45, a left flat gear 46, a vehicle frame 47, a hoisting arm 48, a tie beam 49, a hydraulic cylinder 50, a cross beam 51, an upright beam 52, an upright beam 53, a steering hydraulic cylinder 54, a fixing pin 55, a fixing toe 56, a cross upright beam 57, a positioning tongue spring 58, a positioning pipe 59, a positioning tongue 60, a pull rope switch 61 and a main shaft control device.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Examples
As shown in fig. 1-5, the movable guardrail is composed of a reinforced concrete hollow guardrail cavity, a lifting system and a power system, and the following steps are used for the movable guardrail:
(1) storing power: the handle is flatly placed in the handle groove, the pull switch is loosened, the pushing switch is closed, and gas in the cylinder body is compressed under the action of wind power;
(2) locking and lifting: the handle is horizontally placed in the handle groove, and the guardrail is locked at the moment and cannot be lifted or lowered;
(3) and (3) manually lifting: the handle is erected, the control pin is positioned in the flat groove, the pull switch is tensioned, the pushing switch is opened, and the guardrail ascends by clockwise rotation of the handle;
(4) manual landing: the handle is erected, the control pin is positioned in the pin slot, the pull switch is tensioned, the pushing switch is opened, and the guardrail descends by anticlockwise rotation of the handle;
(5) automatic lifting: the handle is erected, the control pin is positioned in the flat groove, the pull switch is loosened, and finally the pushing switch is opened, so that the guardrail automatically ascends;
(6) automatic landing: the handle is erected, the control pin is positioned in the pin groove, the pull switch is tightened, the pushing switch is opened, and the guardrail automatically descends.
The invention can be lifted in an automatic mode and a manual mode, and is flexible to operate; the lifting is completed through wind power without obtaining power through consuming fuel, so that energy is saved, and the lifting device is environment-friendly and safe; the application range is wide, and the guardrail is suitable for highway guardrails, urban road guardrails and movable guardrails taking the highway as a standby airport; the invention has the advantages of convenient movement, wide application range and simple operation.

Claims (7)

1. Portable guardrail, its characterized in that: the movable guardrail consists of a reinforced concrete hollow guardrail cavity, a lifting system and a power system, wherein the lifting system comprises a universal wheel, the universal wheel is fixed at the lower part of a bottom plate, the upper end of the bottom plate is provided with a left ejector rod and a right ejector rod, the upper parts of the right ejector rod and the left ejector rod are respectively provided with a right flat gear and a left flat gear, the left flat gear is arranged on the reinforced concrete hollow guardrail wall through a left flat gear sleeve, the left flat gear can slide up and down in the left flat gear sleeve, a left cross shaft sleeve is arranged in front of the left flat gear sleeve, a left cross shaft bearing is arranged in the left cross shaft sleeve, a left cross shaft is fixedly arranged in the left cross shaft bearing, the other end of the left cross shaft is provided with a left circular gear and a left bevel gear, the left circular gear is positioned right in front of the left flat gear, the left circular gear is meshed with the left flat gear, the right lower part of the upper bevel gear is engaged with a right bevel gear, the right side structure of the right bevel gear and the left side structure of the left bevel gear are symmetrical about the upper bevel gear, the center of the upper bevel gear is provided with a vertical shaft, the upper part of the vertical shaft is arranged in a vertical shaft sleeve, a vertical shaft bearing is fixedly arranged in the vertical shaft sleeve, the vertical shaft is connected with the inner circle of the vertical shaft bearing, the middle part of the vertical shaft is provided with a power disc, one side of the power disc is provided with a power handle, the top of the vertical shaft is also provided with a control device, the control device is positioned at the top of the cavity of the reinforced concrete hollow guardrail, the control device comprises a control disc, a control pin, a handle and a spring, the control disc is provided with disc teeth, the handle is arranged at the left side of the control disc through a pin shaft, the control pin and the spring are arranged in the sliding groove, a positioning plate is arranged outside the sliding groove, and a flat groove and a pin groove are formed in the positioning plate;
the power system comprises an anti-dazzle plate, a main shaft sleeve, a main shaft bearing, a circular gear, a flat gear sleeve, a pneumatic device and an operating device, wherein the main shaft sleeve is embedded into the top of a reinforced concrete hollow guardrail cavity, the main shaft bearing is arranged in the main shaft sleeve, the main shaft is fixedly arranged in the main shaft bearing, the anti-dazzle plate is arranged at the top of the main shaft, the circular gear is arranged in the middle of the main shaft through a spline, the flat gear is meshed with the right rear part of the circular gear, the flat gear is positioned in the flat gear sleeve, the flat gear sleeve is embedded into the reinforced concrete hollow guardrail cavity, the pneumatic device comprises a cylinder body, a push rod, a top cover, an air cover, a one-way valve, a push switch, an air pressure gauges, a push rod and a push plate, the cylinder body is arranged between the main shaft and a vertical shaft, the top cover, the pneumatic cover is connected with an external push plate through a push rod, the push plate is arranged on a power handle, a pushing switch and a one-way valve are further arranged on the cylinder body, the barometer is arranged on the wall of the cylinder body, the operating device is composed of a main shaft control device and a pull switch, the main shaft control device is consistent with the control device in structure, the pull switch is connected with the tail end of a control pin of the main shaft control device, and one end, close to the reinforced concrete hollow guardrail cavity, of the main shaft control device is arranged on the reinforced concrete hollow guardrail cavity.
2. The transport, installation and construction trolley for a movable fence according to claim 1, wherein: the construction trolley comprises five systems, namely a power system, a walking system, a hoisting system, an intelligent system and a control system, wherein the power system consists of an engine, a gearbox, a transfer case, a hydraulic motor and a hydraulic pump;
the traveling system consists of an engine, a gearbox, a transfer case, a differential, a drive axle and tires, wherein the power of the engine enters the transfer case after passing through the gearbox, and the power of the transfer case drives the differential and the drive axle to travel;
the hoisting system consists of a hoisting arm and a hoisting frame, the hoisting arm is fixed on a rack, the other end of the hoisting arm is connected with the hoisting frame, the hoisting frame consists of a cross beam, a vertical beam, a tie beam, a vertical beam, a hydraulic cylinder and a locking device, the tie beam consists of two U-shaped beams, the upper part of the tie beam is connected with the hoisting arm, the lower part of the tie beam is connected with the cross beam, the cross beam is provided with the hydraulic cylinder, the cross beam and the vertical beam are combined into a rectangular frame, the lower end of the vertical beam is provided with the vertical beam, the lower end of the cross beam is provided with the vertical beam, the locking device comprises a vertical beam locking device and a vertical beam locking device, the vertical beam locking device is arranged at the lower end of the vertical beam and consists of a steering hydraulic cylinder, a fixed toe and a fixed pin, the fixed toe is arranged on the vertical beam through the fixed pin, the, the transverse vertical beam locking device is arranged at the lower end of the transverse vertical beam and consists of a positioning tube, a positioning tongue spring and a pull rope switch, the positioning tube is arranged at the tail end of the transverse vertical beam, the positioning tongue and the positioning tongue spring are arranged in the positioning tube, one end of the pull rope switch is connected with the tail end of the positioning tongue, and the other end of the pull rope switch is arranged outside the positioning tube;
the intelligent system consists of hardware, analysis and judgment software and an operation instruction;
the control system consists of a control element, control software and an operation switch.
3. The mobile fence of claim 1 wherein: the flat groove is used for limiting the longitudinal displacement of the control pin, the pin groove is used for limiting the transverse displacement of the control pin, and the control pin can move in the sliding groove and the flat groove and is positioned by the pin groove.
4. The mobile fence of claim 1 wherein: the disc teeth can be embedded with the control pin, and when the disc teeth and the control pin are embedded, the control disc can only rotate clockwise; when the control pin and the disc tooth are separated, the control disc can rotate freely.
5. The transport, installation and construction trolley for a movable fence according to claim 2, wherein: the crossbeam is the scalable roof beam, through the flexible of pneumatic cylinder adjustment crossbeam, and the crossbeam expands back length and is two sections portable guardrail's length, and the crossbeam contracts back length and equals with single section portable guardrail's length.
6. The transport, installation and construction trolley for a movable fence according to claim 2, wherein: two vertical beams are uniformly distributed below each vertical beam, and eight transverse vertical beams are uniformly distributed below each transverse beam.
7. The transport, installation and construction trolley for a movable fence according to claim 2, wherein: the intelligent system hardware comprises a computer, a wifi device and a GPS device, the wifi device and the GPS device are arranged on the frame, and the computer is located in a cab or a working chamber.
CN201910577080.XA 2019-06-28 2019-06-28 Movable guardrail and transport, installation and construction trolley Expired - Fee Related CN110344350B (en)

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CN110344350B true CN110344350B (en) 2021-02-05

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CN111996959A (en) * 2020-08-29 2020-11-27 河南交院工程技术有限公司 Capstan lifting type movable concrete guardrail
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