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CN111733871B - A lifting trolley for pipe gallery construction - Google Patents

A lifting trolley for pipe gallery construction Download PDF

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Publication number
CN111733871B
CN111733871B CN202010451560.4A CN202010451560A CN111733871B CN 111733871 B CN111733871 B CN 111733871B CN 202010451560 A CN202010451560 A CN 202010451560A CN 111733871 B CN111733871 B CN 111733871B
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China
Prior art keywords
frame
translation
transmission
lifting
shaft
Prior art date
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CN202010451560.4A
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Chinese (zh)
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CN111733871A (en
Inventor
杨成春
任勇
段浩鹏
李志军
吴相斌
梁云生
李书森
刘伟
张立为
哈建波
洪开荣
李贤龙
董志伟
王秋林
高子谦
霍旺
刘兴波
陈海建
彭伟
张志鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway Tunnel Group Co Ltd CRTG
China Railway Tunnel Group Erchu Co Ltd
Original Assignee
China Railway Tunnel Group Co Ltd CRTG
China Railway Tunnel Group Erchu Co Ltd
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Application filed by China Railway Tunnel Group Co Ltd CRTG, China Railway Tunnel Group Erchu Co Ltd filed Critical China Railway Tunnel Group Co Ltd CRTG
Priority to CN202010451560.4A priority Critical patent/CN111733871B/en
Publication of CN111733871A publication Critical patent/CN111733871A/en
Application granted granted Critical
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00—Production methods
    • E02D2250/0007—Production methods using a mold
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Lining And Supports For Tunnels (AREA)

Abstract

The invention discloses a lifting trolley for pipe gallery construction, which comprises a frame, wherein a travelling mechanism, hydraulic lifting support legs and a translation actuator are arranged on the frame, the hydraulic lifting support legs are arranged at two ends of the translation actuator, the frame is arranged on the translation actuator, the frame is lifted by pushing the hydraulic lifting support legs, and then the whole frame is driven to transversely translate by the translation actuator, so that the frame drives an inner mold frame on the frame to transversely move. The lifting trolley is used for completing lifting, longitudinal carrying and transverse position adjusting work of each inner mold frame one by one, so that the labor intensity of workers can be effectively reduced, and the inner mold frame lifting trolley is suitable for pipe gallery concrete construction.

Description

Lifting trolley for pipe gallery construction
Technical Field
The invention belongs to the technical field of pipe gallery concrete construction, and particularly relates to a lifting trolley for pipe gallery construction.
Background
With the rapid development of the urban process, urban land resources are more and more intense, urban building engineering and public facilities are more and more increased, and particularly in various pipeline construction, if the planning and design are improper, the problem of repeated excavation can occur, so that normal urban traffic can be influenced, and the service lives of various pipelines can be influenced. Through the application of comprehensive pipe rack construction technology, the problems can be effectively solved, and the safe operation of various pipelines is ensured. The existing pipe gallery concrete construction is mostly dependent on manual operation, so that the labor intensity is high, the danger coefficient is high, and the mechanization degree is low.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a lifting trolley for pipe gallery construction, which is used for lifting each internal mold frame, longitudinally carrying (longitudinally refers to the length direction of a pipe gallery) and transversely adjusting the position (transversely refers to the width direction of the pipe gallery) one by one, so that the labor intensity of workers can be effectively reduced, and the lifting trolley is suitable for pipe gallery concrete construction.
The invention is realized by the following technical scheme:
The utility model provides a pipe gallery construction is with lifting dolly, includes the frame, is provided with running gear, hydraulic pressure on the frame and lifts landing leg and translation actuator, and hydraulic pressure lifts the landing leg and installs the both ends at translation actuator, and the frame is installed on translation actuator, lifts the frame through hydraulic pressure lifts the landing leg, then drives whole frame lateral shifting through translation actuator, and then realizes that the frame drives the centre form die carrier lateral shifting on it.
During construction, each pipe gallery is provided with a lifting trolley, the number of the internal mold frames is provided according to project requirements, and the lifting of each internal mold frame, the longitudinal conveying (longitudinal direction refers to the length direction of the pipe gallery) and the transverse position adjusting (transverse direction refers to the width direction of the pipe gallery) work are completed one by one through the lifting trolley.
In the technical scheme, the travelling mechanism comprises at least four wheels, and the wheels are driven by the motor and the transmission mechanism, so that the lifting trolley is controlled to walk.
In the technical scheme, four hydraulic lifting support legs and two translation actuators are arranged on the frame of the lifting trolley, and two hydraulic lifting support legs are respectively arranged at two ends of each translation actuator.
According to the technical scheme, the translation actuator comprises a guide sleeve, a guide core and a translation oil cylinder, wherein the guide core is slidably arranged in the guide sleeve, two ends of the guide core are respectively connected with hydraulic lifting support legs, the tail of the translation oil cylinder is connected to the guide sleeve, the action end of the translation oil cylinder is connected to the hydraulic lifting support legs, the frame is fixedly arranged on the guide sleeve, after the 4 hydraulic lifting support legs of the lifting trolley are lifted, wheels of the lifting trolley are separated from the ground, the 4 hydraulic lifting support legs are supported on the ground, and then the guide sleeve is driven to transversely move along the guide core through the translation oil cylinder, so that the guide sleeve synchronously drives the frame to transversely translate.
In the above technical scheme, translation action ware adopts sharp slip table, and sharp slip table includes shell, lead screw, slip table, driving motor, and the both ends of shell are connected with hydraulic lifting landing leg respectively, and the lead screw is installed in the shell through two bearing frame levels, driving motor fixed mounting on the shell, and driving motor output shaft and screw drive are connected, the frame is fixed on the slip table, and the slip table passes through slide rail slidable mounting on the shell to the slip table passes through the lead screw nut and the screw connection of bottom, and when driving motor drive lead screw rotated, the lead screw can drive slip table lateral shifting, and then the slip table drives the frame and remove.
The invention has the advantages and beneficial effects that:
during construction, each pipe gallery is provided with a lifting trolley, the number of the internal mold frames is provided according to project requirements, and the lifting of each internal mold frame, the longitudinal conveying (longitudinal direction refers to the length direction of the pipe gallery) and the transverse position adjusting (transverse direction refers to the width direction of the pipe gallery) work are completed one by one through the lifting trolley. Can effectively reduce the labor intensity of workers and is suitable for pipe gallery concrete construction.
Drawings
Fig. 1 is a schematic view (bottom view) of the lift truck of the present invention.
Fig. 2 is a schematic view (side view) of the lift truck of the present invention.
Fig. 3 is a schematic structural view of the translational actuator of the lifting trolley according to the present invention when the translational cylinder is used.
Fig. 4 is a schematic view of the structure of the translational actuator of the lifting trolley according to the present invention when a linear slide is used.
Fig. 5 is a schematic cross-sectional structure of an inner mold frame in a fourth embodiment of the present invention.
Fig. 6 is a schematic view of a vertical section structure of an inner mold frame in a fourth embodiment of the present invention.
Fig. 7 is a partial enlarged view of the top of the movable pillar of the inner mold frame in the fourth embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a translation driver of an inner mold frame in a fourth embodiment of the present invention.
Fig. 9 is a side view of a translation actuator for an inner mold frame in accordance with a fourth embodiment of the present invention.
Fig. 10 is an enlarged schematic view of the structure between the rotation nut and the thrust bearing base of the translational driver of the inner mold frame in the fourth embodiment of the present invention.
Fig. 11 is a left side structural schematic diagram of a transmission assembly of an inner mold frame in a fourth embodiment of the present invention.
Fig. 12 is a right side structure diagram of a transmission assembly of an inner mold frame in a fourth embodiment of the present invention.
Fig. 13 is a schematic view of a structure of a corner of an inner mold frame in a fourth embodiment of the present invention.
Other relevant drawings may be made by those of ordinary skill in the art from the above figures without undue burden.
Detailed Description
In order to make the person skilled in the art better understand the solution of the present invention, the following describes the solution of the present invention with reference to specific embodiments.
Example 1
Referring to fig. 1-2, a lifting trolley for pipe gallery construction comprises a frame 21-1, wherein at least 4 wheels are arranged on the frame 21-1, and the wheels are driven by a motor and a transmission mechanism, so that the lifting trolley is controlled to walk. The frame 21-1 is provided with hydraulic lifting support legs 21-2 and a translation actuator 21-3, the hydraulic lifting support legs are arranged at two ends of the translation actuator 21-3, the frame 21-1 is arranged on the translation actuator 21-3, the frame 21-1 is pushed and lifted through the hydraulic lifting support legs to enable wheels to be separated from the ground, and then the whole frame 21-1 is driven to transversely translate through the translation actuator 21-3, so that the frame 21-1 drives an inner die carrier on the frame to transversely move.
During construction, each pipe gallery is provided with a lifting trolley, the number of the internal mold frames is provided according to project requirements, and the lifting of each internal mold frame, the longitudinal conveying (longitudinal direction refers to the length direction of the pipe gallery) and the transverse position adjusting (transverse direction refers to the width direction of the pipe gallery) work are completed one by one through the lifting trolley.
Example two
On the basis of the first embodiment, further speaking, the frame of the lifting trolley is provided with 4 hydraulic lifting legs 21-2 and two translation actuators 21-3, and two ends of each translation actuator 21-3 are respectively provided with one hydraulic lifting leg 21-2, see fig. 3, specifically:
The translation actuator 21-3 comprises a guide sleeve 21-31, a guide core 21-32 and a translation oil cylinder 21-33, wherein the guide core 21-32 is slidably arranged in the guide sleeve 21-31, two ends of the guide core 21-32 are respectively connected with the hydraulic lifting support leg 21-2, the tail part of the translation oil cylinder 21-33 is connected to the guide sleeve 21-31, the action end of the translation oil cylinder 21-33 is connected to the hydraulic lifting support leg 21-2, and the frame is fixedly arranged on the guide sleeve 21-31;
When the 4 hydraulic lifting support legs 21-2 of the lifting trolley are lifted, wheels of the lifting trolley are separated from the ground, the 4 hydraulic lifting support legs 21-2 are supported on the ground, and then the guide sleeve 21-31 is driven by the translation oil cylinder 21-33 to transversely move along the guide core 21-32, so that the guide sleeve 21-31 synchronously drives the frame to transversely translate.
Example III
On the basis of the first embodiment, further speaking, the frame of the lifting trolley is provided with four hydraulic lifting legs 21-2 and two translation actuators 21-3, and two ends of each translation actuator 21-3 are respectively provided with one hydraulic lifting leg 21-2, see fig. 4, specifically:
The translation actuator 21-3 adopts a linear sliding table, the linear sliding table comprises a shell 21-3a, a lead screw 21-3g, a sliding table 21-3b and a driving motor 21-3f, two ends of the shell 21-3a are respectively connected with the hydraulic lifting support legs 21-2, the lead screw 21-3g is horizontally arranged in the shell 21-3a through two bearing seats 21-3e, the driving motor 21-3f is fixedly arranged on the shell, an output shaft of the driving motor 21-3f is in transmission connection with the lead screw 21-3g, the frame 21-1 is fixed on the sliding table 21-3b, the sliding table 21-3b is slidably arranged on the shell 21-3a through a sliding rail 21-3d, the sliding table 21-3b is connected with the lead screw 21-3g through a lead screw nut 21-3c at the bottom, and when the driving motor 21-3f drives the lead screw 21-3g to rotate, the sliding table 21-3g is driven to transversely move, and then the frame 21-1 is driven by the sliding table 21-3 b.
Example IV
The embodiment introduces an internal mold frame matched with a lifting trolley to fully explain the purpose of the lifting trolley.
Referring to fig. 5-13, an internal mold frame comprises a portal 1, a movable upright 2, upright lifting support legs 3, a side mold plate 4, a top mold plate 5, a translation driver 6, a transmission assembly and a motor 8.
The portal frame 1 consists of a top door beam 1-1, a bottom cross brace 1-2 and side vertical braces 1-3, wherein the top door beam is formed by welding H-shaped steel or steel plates in a spliced mode and can be formed by bolting a plurality of sections so as to meet the use of sections with different widths;
The movable upright posts 2 are arranged on two lateral sides (width direction) of the portal frame 1, namely, two sides of each portal frame 1 are respectively provided with one movable upright post 2, the top ends of the movable upright posts are provided with a translation sliding seat 2-1, the tops of the movable upright posts are slidably arranged with an outer end flange plate of a top door beam 1-1 of the portal frame through the translation sliding seat, and further, the movable upright posts are arranged on the outer sides of side vertical supports of the portal frame.
The side templates 4 are arranged on the movable upright posts 2, and the top templates 5 are arranged on the top door beams 1-1 of the portal frame.
Each movable upright post 2 is connected with a portal on the inner side of the movable upright post 2 through two translation drivers 6 (preferably, one translation driver is arranged on a side vertical support of the portal, the other translation driver is arranged at the end part of a bottom transverse support of the portal, and the two translation drivers can also be arranged on the side vertical support), and the movable upright post 2 is driven to move in a translation mode through the translation drivers 6, so that the translation motion of driving a side template is realized, and the positioning and demoulding actions of the side template are met.
The translation driver 6 comprises a screw rod 6-1, a rotating nut 6-2, a thrust bearing seat 6-3 and a transmission chain wheel 6-4, wherein the thrust bearing seat 6-3 is fixedly arranged on a portal through bolts, the rotating nut 6-2 is arranged in the thrust bearing seat 6-3, the screw rod 6-1 is arranged in the rotating nut 6-2, the outer end of the screw rod is connected with the movable upright post 2, the transmission chain wheel 6-4 is fixedly sleeved on the rotating nut 6-2 through a key a, when the transmission chain wheel 6-4 is driven to rotate, the transmission chain wheel drives the rotating nut 6-2 to rotate in the thrust bearing seat 6-3, and the screw rod 6-1 inside the transmission chain wheel is driven to make ejection or contraction movement along the axial direction when the rotating nut rotates, so that the screw rod drives the movable upright post 2 connected with the screw rod to make translation movement.
The transmission assembly is used for realizing transmission linkage between a motor 8 and a translation driver 6, and concretely comprises a transmission shaft 7-1, a transition chain wheel 7-2 fixedly arranged in the middle of the transmission shaft, end chain wheels 7-3 fixedly arranged at two ends of the transmission shaft and a driving chain wheel 7-4 arranged on the rotation shaft of the motor, wherein the transmission shaft is transversely arranged on two side vertical supports of a portal, the motor 8 is fixed on one side vertical support of the portal through a motor mounting seat, the driving chain wheel 7-4 on the rotation shaft of the motor is linked with the transition chain wheel 7-2 on the transmission shaft through a chain, the end chain wheels 7-3 at two ends of the transmission shaft are all double-row chain wheels (namely, the chain wheels are provided with double-row chain teeth), and each end chain wheel 7-3 is respectively in one-to-one correspondence with the transmission chain wheels 6-4 on two translation drivers 6 at the same side through two chain bars. When the motor 8 is started, the driving sprocket on the motor rotating shaft drives the transmission shaft 7-1 to rotate through the transition sprocket linked with the driving sprocket, so that the end sprockets at two ends of the transmission shaft synchronously rotate, the end sprockets drive the driving sprocket 6-4 on the rotating nut of the translation driver 6 to rotate through the chain, the driving sprocket can drive the rotating nut 6-2 to rotate in the thrust bearing seat, the screw rod 6-1 in the rotating nut is driven to make ejection or contraction movement along the axial direction when the rotating nut rotates, and the screw rod drives the movable upright post 2 connected with the screw rod to make translation movement, so that the horizontal movement of the side template is realized.
The bottom of each movable upright post 2 is provided with an upright post lifting supporting leg 3, and the height of the whole internal mold frame is adjusted through the upright post lifting supporting legs.
During construction, each pipe gallery is provided with a lifting trolley, and the number of internal mold frames is provided according to project requirements.
Specifically, the application method is as follows:
Step one, a lifting trolley lifts a single internal mold frame, at the moment, the upright post lifting supporting leg 3 and the movable upright post 2 of the internal mold frame are in a contracted state, the lifting trolley conveys the internal mold frame to a lining station after binding steel bars, then the lifting trolley lifts the frame through the hydraulic lifting supporting leg of the lifting trolley to enable wheels to be separated from the ground, and then the whole frame 21-1 is driven to transversely translate through a translation actuator, and the positioning posture of the internal mold frame is adjusted to finish preliminary positioning;
Secondly, starting a motor 8 of the internal mold frame, and driving the movable upright post 2 to translate outwards through a translation driver 6 so as to enable the side mold plate 4 to move to a designated construction position;
thirdly, adjusting upright post lifting supporting legs 3 of the internal mold frame to enable the upright post lifting supporting legs 3 to support the ground, so that the position of the internal mold frame is fixed;
Step four, the lifting trolley descends to hydraulically lift the supporting legs and is separated from the inner die frame;
repeating the construction steps, and completing the positioning and supporting work of the next internal mold frame by using a lifting trolley;
when the lining demoulding of the internal mould frame is completed, the lifting trolley walks to the position below the internal mould frame needing to be demoulded, the hydraulic lifting support leg of the lifting trolley is lifted to enable the top of the lifting trolley to be connected with the bottom of the internal mould frame, then the upright post lifting support leg 3 of the internal mould frame is retracted, the movable upright post 2 is controlled to drive the side mould plate 4 to horizontally move towards the central line direction of the tunnel to complete the demoulding of the side mould plate, and then the lifting trolley descends to enable the internal mould frame to complete the demoulding of the top mould plate 5.
Furthermore, the inner die frame can be longitudinally spliced into a required size by a plurality of inner die frame units to adapt to different construction requirements, and each inner die frame unit can realize synchronous action of one motor 8 and eight translation drivers 6. Specifically, each internal mold frame unit comprises two door frames 1, four movable upright posts 2, eight translation drivers 6, a motor 8 and a transmission shaft 7-1. The two portal frames are longitudinally arranged at intervals, two movable upright posts are respectively arranged on the two sides of each portal frame in the transverse direction (width direction), the front movable upright post and the rear movable upright post on the same side are connected through a longitudinal beam 9 and a scissor support 10, the effect of stabilizing the structure is achieved, the internal mold frame unit is prevented from being deformed under stress, each movable upright post 2 is connected with the portal frame part on the inner side of the movable upright post through two translation drivers 6, namely four translation drivers 6 are arranged on each portal frame 1, a motor 8 and a transmission shaft 7-1 are arranged on one portal frame, a driving sprocket 7-4 on a motor rotating shaft is connected with a transition sprocket 7-2 on the transmission shaft through a chain, end sprockets 7-3 on two ends of the transmission shaft are respectively connected with transmission sprockets 6-4 on the two translation drivers 6 on the same side through two chains in a one-to-one correspondence mode, and the transmission sprockets of the four translation drivers on the portal frame provided with the motor and the transmission shaft are respectively connected with transmission sprockets on the other portal frame in a one-to-one correspondence mode, so that eight translation drivers are synchronously driven.
Further, referring to FIG. 10, the thrust bearing seat 6-3 of the translation driver 6 and the rotating nut 6-2 are specifically installed in such a way that a flange 6-21 is disposed at one end of the rotating nut 6-2, the thrust bearing seat 6-3 includes an upper cover 6-31 and a base 6-32, the upper cover 6-31 and the base 6-32 are butted together by bolts, an installation cavity is formed between the upper cover 6-31 and the base 6-32, the flange 6-21 of the rotating nut 6-2 is installed in the installation cavity, a plurality of rings of balls 6-3a are disposed between the upper surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, a plurality of rings of balls 6-3b are also disposed between the lower surface of the flange 6-21 of the rotating nut 6-2 and the base 6-32 of the thrust bearing seat 6-3, and a plurality of rings of balls 6-3c are also disposed between the outer side surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, so that the radial translation driver 6-3 can not bear axial force due to the axial translation force of the rotating nut 6-2 and the axial translation driver. An oil filler hole 6-33 communicated with the internal installation cavity is arranged on an upper cover 6-31 of the thrust bearing seat 6-3 and is used for filling lubricating oil, and the oil filler hole is matched with the sealing nozzle. Further, in order to simplify the installation between the thrust bearing seat 6-3 and the rotating nut 6-2, the balls 6-3a, the balls 6-3b and the balls 6-3c may not be provided, instead, a plurality of rings of lubrication slide ways are provided between the upper surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, a plurality of rings of lubrication slide ways are provided between the lower surface of the flange 6-21 of the rotating nut 6-2 and the base 6-32 of the thrust bearing seat 6-3, and a plurality of rings of lubrication slide ways are provided between the outer side surface of the flange 6-21 of the rotating nut 6-2 and the upper cover 6-31 of the thrust bearing seat 6-3, so that not only sufficient lubrication between the thrust bearing seat 6-3 and the rotating nut 6-2 is ensured, but also the installation is simplified and the manufacturing and processing costs are saved.
Further, referring to fig. 11-12, the transmission shaft 7-1 is configured such that the transmission shaft 7-1 includes a first rotation shaft 7-11, a second rotation shaft 7-12, a first bearing seat 7-13, a second bearing seat 7-14, and an intermediate connection shaft 7-15, the first rotation shaft 7-11 is mounted on one side vertical support of the gantry through the first bearing seat 7-13, the second rotation shaft 7-12 is mounted on the other side vertical support of the gantry through the second bearing seat 7-14, an end sprocket is fixedly mounted at an outer end of the first rotation shaft 7-11 through a key, an inner end of the first rotation shaft 7-1 is connected with one end of the intermediate connection shaft 7-15 through a flange b, the transition sprocket 7-2 is fixedly mounted on the first rotation shaft 7-11, an outer end of the second rotation shaft 7-12 is fixedly mounted on the other end sprocket through a key, and an inner end of the second rotation shaft 7-12 is flange-connected with the other end of the intermediate connection shaft 7-15.
Further, referring to fig. 13, the side templates 4 comprise a straight template 4-1 and a top corner template 4-2, the straight template is vertically arranged and fixed on the movable upright 2 through a back rib (the back rib adopts C-shaped steel), the top corner template 4-2 is fixedly connected to the top of the straight template 4-1, the top template 5 comprises a straight template 5-1 and a side corner template 5-2, the straight template is horizontally arranged and fixed on a top door beam 1-1 of the door frame through the back rib (the back rib adopts C-shaped steel), and the side corner templates 5-2 are fixedly connected to the left end and the right end of the straight template 5-1. A supporting component 11 (combined with the attached figure 1) is further arranged between the top corner template 4-2 of the side template and the movable upright post 2, the supporting strength of the corner template is enhanced through the supporting component, the supporting component comprises a back edge 11-1, a first hinged support 11-2, a second hinged support 11-3 and a connecting rod 11-4, the back edge 11-1 is made of square steel and welded on the back surface of the top corner template 4-2, the top end of the connecting rod 11-4 is installed on the back edge through the first hinged support, and the bottom end of the connecting rod is installed on the movable upright post through the second hinged support. Further, the back edge on the back of the top corner template is exposed out of the top corner template for a certain distance, so that when the movable upright post drives the whole side template to be opened outwards in place, the exposed part of the back edge can support the side corner template of the top template, and the supporting strength of the whole corner template is ensured.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature's illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "under" other elements or features would then be oriented "over" the other elements or features. Thus, the exemplary term "lower" may encompass both an upper and lower orientation. The device may be otherwise positioned (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second", and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing has described exemplary embodiments of the invention, it being understood that any simple variations, modifications, or other equivalent arrangements which would not unduly obscure the invention may be made by those skilled in the art without departing from the spirit of the invention.

Claims (3)

1.一种管廊施工用托举小车，其特征在于：包括车架，在车架上设置有行走机构、液压举升支腿和平移动作器，液压举升支腿安装在平移动作器的两端，车架安装在平移动作器上，通过液压举升支腿推举起车架，然后再通过平移动作器驱动整个车架横向平移，进而实现车架带动其上的内模模架横向移动；1. A lifting trolley for pipe gallery construction, characterized in that it comprises a frame, a walking mechanism, a hydraulic lifting leg and a translational actuator are arranged on the frame, the hydraulic lifting leg is installed at both ends of the translational actuator, the frame is installed on the translational actuator, the frame is pushed up by the hydraulic lifting leg, and then the entire frame is driven to translate horizontally through the translational actuator, thereby realizing the horizontal movement of the inner mold frame driven by the frame; 施工时，每条管廊配备一台托举小车，并根据项目需要配备内模模架的数量，通过一台托举小车逐一完成对各个内模模架的托举、纵向搬运和横向位置调节工作，纵向是指管廊的长度方向，横向是指管廊的宽度方向；During construction, each pipe gallery is equipped with a lifting trolley, and the number of inner mold frames is equipped according to the project requirements. Each inner mold frame is lifted, transported longitudinally, and adjusted horizontally one by one through a lifting trolley. The longitudinal direction refers to the length direction of the pipe gallery, and the horizontal direction refers to the width direction of the pipe gallery. 所述行走机构包括至少四个车轮，车轮由电机和传动机构进行驱动，从而控制托举小车主动行走；The walking mechanism includes at least four wheels, which are driven by a motor and a transmission mechanism to control the lifting trolley to move actively; 所述托举小车的车架上设置有四个液压举升支腿和两个平移动作器，每个平移动作器两端分别布置一个液压举升支腿；The frame of the lifting trolley is provided with four hydraulic lifting legs and two translation actuators, and a hydraulic lifting leg is arranged at both ends of each translation actuator; 还包括一种与托举小车配合使用的内模模架，内模模架包括门架、活动立柱、立柱升降支撑腿、侧模板、顶部模板、平移驱动器、传动组件和电机；Also included is an inner mold frame used in conjunction with a lifting trolley, the inner mold frame comprising a door frame, a movable column, a column lifting support leg, a side mold, a top mold, a translation driver, a transmission assembly and a motor; 门架由顶部门梁、底部横撑和侧部竖撑组成，所述顶部门梁采用H型钢；所述侧部竖撑固定设置在顶部门梁和底部横撑之间，起到连接顶部门梁和底部横撑的作用，每个底部横撑的两侧各布置一个侧部竖撑；The door frame is composed of a top door beam, a bottom cross brace and side vertical braces. The top door beam is made of H-shaped steel. The side vertical braces are fixedly arranged between the top door beam and the bottom cross brace to connect the top door beam and the bottom cross brace. A side vertical brace is arranged on both sides of each bottom cross brace. 所述活动立柱位于门架的横向两侧，即每个门架的两侧各布置一个活动立柱；活动立柱的顶端设置有平移滑座，活动立柱顶部通过平移滑座与门架的顶部门梁的外端翼缘板滑动安装；所述活动立柱位于门架的侧部竖撑的外侧；The movable columns are located on both sides of the gantry, that is, one movable column is arranged on each side of each gantry; a translation slide is provided on the top of the movable column, and the top of the movable column is slidably installed with the outer end flange plate of the top door beam of the gantry through the translation slide; the movable column is located on the outer side of the side vertical support of the gantry; 所述侧模板安装在活动立柱上，所述顶部模板安装在门架的顶部门梁上；The side template is installed on the movable column, and the top template is installed on the top door beam of the door frame; 每个活动立柱通过两个平移驱动器与其内侧的门架连接，通过平移驱动器驱动活动立柱平移运动，从而实现带动侧模板的平移运动；Each movable column is connected to the door frame inside it through two translation drives, and the translation drive drives the movable column to move in translation, thereby driving the translation movement of the side template; 所述平移驱动器包括丝杠、旋转螺母、推力轴承座和传动链轮，推力轴承座通过螺栓固定安装在门架上，旋转螺母安装在推力轴承座中，丝杠安装在旋转螺母中，丝杠的外端与活动立柱连接，所述传动链轮通过键固定套装在旋转螺母上；The translation driver includes a lead screw, a rotating nut, a thrust bearing seat and a transmission sprocket. The thrust bearing seat is fixedly mounted on the gantry by bolts, the rotating nut is mounted in the thrust bearing seat, the lead screw is mounted in the rotating nut, the outer end of the lead screw is connected to the movable column, and the transmission sprocket is fixedly sleeved on the rotating nut by a key. 所述传动组件用于实现电机和平移驱动器之间的传动链接，传动组件包括传动轴、固定安装在传动轴中部的过渡链轮、固定安装在传动轴两端的端部链轮以及安装在电机转轴上的主动链轮，所述传动轴横向安装在门架的两个侧部竖撑上，电机通过电机安装座固定在门架的其中一个侧部竖撑上，电机转轴上的主动链轮通过链条与传动轴上的过渡链轮链接，传动轴两端的端部链轮均采用双排链轮，每个端部链轮通过两条链条分别与其同侧的两个平移驱动器上的传动链轮一一对应链接；当电机启动后，电机转轴上的主动链轮通过与其链接的过渡链轮带动传动轴转动，从而传动轴两端的端部链轮同步旋转，端部链轮通过链条带动平移驱动器的旋转螺母上的传动链轮旋转，传动链轮带动旋转螺母在推力轴承座中旋转，旋转螺母旋转时驱动其内部的丝杠沿轴向做顶出或者收缩运动，进而丝杠带动与其连接的活动立柱平移运动，实现侧模板的水平移动；The transmission assembly is used to realize the transmission link between the motor and the translation driver. The transmission assembly includes a transmission shaft, a transition sprocket fixedly installed in the middle of the transmission shaft, end sprockets fixedly installed at both ends of the transmission shaft, and a driving sprocket installed on the motor shaft. The transmission shaft is transversely installed on the two side vertical supports of the gantry. The motor is fixed on one of the side vertical supports of the gantry through a motor mounting seat. The driving sprocket on the motor shaft is linked to the transition sprocket on the transmission shaft through a chain. The end sprockets at both ends of the transmission shaft adopt double-row sprockets. Each end sprocket is linked to the transmission sprockets on the two translation drivers on the same side through two chains. When the motor is started, the driving sprocket on the motor shaft drives the transmission shaft to rotate through the transition sprocket linked thereto, so that the end sprockets at both ends of the transmission shaft rotate synchronously. The end sprockets drive the transmission sprocket on the rotating nut of the translation driver to rotate through the chain. The transmission sprocket drives the rotating nut to rotate in the thrust bearing seat. When the rotating nut rotates, it drives the lead screw inside it to perform ejection or contraction movement along the axial direction, and then the lead screw drives the movable column connected thereto to translate, thereby realizing the horizontal movement of the side template. 传动轴包括第一转轴、第二转轴、第一轴承座、第二轴承座和中间连接轴，第一转轴通过第一轴承座安装在门架的其中一个侧部竖撑上，第二转轴通过第二轴承座安装在该门架的另一个侧部竖撑上，第一转轴的外端通过键固定安装一个端部链轮，第一转轴的内端与中间连接轴的一端通过法兰连接，所述过渡链轮固定安装在第一转轴上；第二转轴的外端通过键固定安装另一个端部链轮，第二转轴的内端与中间连接轴的另一端进行法兰连接；The transmission shaft includes a first rotating shaft, a second rotating shaft, a first bearing seat, a second bearing seat and an intermediate connecting shaft. The first rotating shaft is installed on one of the side vertical supports of the portal frame through the first bearing seat, and the second rotating shaft is installed on the other side vertical support of the portal frame through the second bearing seat. An end sprocket is fixedly installed on the outer end of the first rotating shaft through a key, and the inner end of the first rotating shaft is connected to one end of the intermediate connecting shaft through a flange, and the transition sprocket is fixedly installed on the first rotating shaft; another end sprocket is fixedly installed on the outer end of the second rotating shaft through a key, and the inner end of the second rotating shaft is flange-connected to the other end of the intermediate connecting shaft; 每个活动立柱的底部均设置立柱升降支撑腿，通过立柱升降支撑腿调节整个内模模架的高度。A column lifting support leg is arranged at the bottom of each movable column, and the height of the entire inner mold frame is adjusted by the column lifting support leg. 2.根据权利要求1所述的管廊施工用托举小车，其特征在于：所述平移动作器包括导向套、导向芯和平移油缸，导向芯滑动安装在导向套中，导向芯两端分别与液压举升支腿连接，平移油缸的尾部连接在导向套上，平移油缸的动作端连接在液压举升支腿上，所述车架固定安装在导向套上；当托举小车的4个液压举升支腿升起后，托举小车车轮脱离地面，4个液压举升支腿支撑在地面，然后通过平移油缸驱动导向套沿导向芯横向移动，进而导向套同步带动车架横向平移。2. The lifting trolley for pipe gallery construction according to claim 1 is characterized in that: the translation actuator includes a guide sleeve, a guide core and a translation cylinder, the guide core is slidably installed in the guide sleeve, the two ends of the guide core are respectively connected to the hydraulic lifting legs, the tail of the translation cylinder is connected to the guide sleeve, the action end of the translation cylinder is connected to the hydraulic lifting legs, and the frame is fixedly installed on the guide sleeve; when the four hydraulic lifting legs of the lifting trolley are raised, the wheels of the lifting trolley are separated from the ground, the four hydraulic lifting legs are supported on the ground, and then the guide sleeve is driven by the translation cylinder to move laterally along the guide core, and then the guide sleeve synchronously drives the frame to translate laterally. 3.根据权利要求1所述的管廊施工用托举小车，其特征在于：所述平移动作器采用直线滑台，直线滑台包括外壳、丝杠、滑台、驱动电机，外壳的两端分别与液压举升支腿连接，丝杠通过两个轴承座水平安装在外壳内，驱动电机固定安装在外壳上，且驱动电机输出轴与丝杠传动连接，所述车架固定在滑台上，滑台通过滑轨滑动安装在外壳上，并且滑台通过底部的丝杠螺母与丝杠连接，当驱动电机驱动丝杠转动时，丝杠驱动滑台横向移动，进而滑台带动车架移动。3. The lifting trolley for pipeline corridor construction according to claim 1 is characterized in that: the translational actuator adopts a linear slide, the linear slide includes a shell, a screw, a slide, and a drive motor, the two ends of the shell are respectively connected to the hydraulic lifting legs, the screw is horizontally installed in the shell through two bearing seats, the drive motor is fixedly installed on the shell, and the drive motor output shaft is connected to the screw transmission, the frame is fixed on the slide, the slide is slidably installed on the shell through a slide rail, and the slide is connected to the screw through the screw nut at the bottom, when the drive motor drives the screw to rotate, the screw drives the slide to move laterally, and then the slide drives the frame to move.
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CN212358378U (en) * 2020-05-25 2021-01-15 中铁隧道集团二处有限公司 Lifting trolley for pipe gallery construction

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CN207063988U (en) * 2017-02-22 2018-03-02 南通铁军机械有限公司 A kind of automatic telescopic feed screw apparatus for working jumbo for tunnel lining
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CN107956487A (en) * 2017-12-05 2018-04-24 中铁四局集团有限公司 Automatic inner formwork device suitable for pipe gallery construction and construction method thereof
CN111749269A (en) * 2020-05-25 2020-10-09 中铁隧道集团二处有限公司 Method for carrying out pipe gallery lining construction by combining inner formwork with lifting trolley
CN212358378U (en) * 2020-05-25 2021-01-15 中铁隧道集团二处有限公司 Lifting trolley for pipe gallery construction

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