CN212358378U - Lifting trolley for pipe gallery construction - Google Patents
Lifting trolley for pipe gallery construction Download PDFInfo
- Publication number
- CN212358378U CN212358378U CN202020894393.6U CN202020894393U CN212358378U CN 212358378 U CN212358378 U CN 212358378U CN 202020894393 U CN202020894393 U CN 202020894393U CN 212358378 U CN212358378 U CN 212358378U
- Authority
- CN
- China
- Prior art keywords
- frame
- translation
- lifting
- pipe gallery
- lifting trolley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a piping lane construction is with lifting dolly, including the frame, be provided with running gear, hydraulic pressure on the frame and lift landing leg and translation action ware, hydraulic pressure lifts the landing leg and installs at the both ends of translation action ware, and the frame is installed on translation action ware, lifts the landing leg through hydraulic pressure and pushes away and lift the frame, then passes through the horizontal translation of the whole frame of translation action ware drive, and then realizes that the frame drives centre form die carrier lateral shifting above that. The lifting of each internal mold frame, longitudinal carrying and transverse position adjusting work can be completed one by one through one lifting trolley, the labor intensity of workers can be effectively reduced, and the lifting trolley is suitable for being used in pipe gallery concrete construction.
Description
Technical Field
The utility model belongs to the technical field of piping lane concrete construction, concretely relates to pipe gallery construction is with lifting dolly.
Background
Along with the rapid development of the urbanization process, the urban land resources are more and more deficient, the urban building engineering and public facilities are increased day by day, and particularly in the construction of various pipelines, if the planning and design are not proper, the problem of repeated excavation can occur, so that the normal traffic of the city can be influenced, and the service life of various pipelines can be influenced. Through using utility tunnel construction technique, can effectively solve above-mentioned problem, guarantee all kinds of pipeline safe operation. Rely on manual work more during current piping lane concrete construction, intensity of labour is big, and danger coefficient is high, and degree of mechanization is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a pipe gallery construction is with lifting dolly, lift the dolly and accomplish lifting and vertical transport (vertically the length direction that indicates the pipe gallery) and the work of horizontal position control (the width direction that transversely indicates the pipe gallery) to each centre form die carrier one by one through one, can effectively reduce workman intensity of labour, be applicable to pipe gallery concrete construction and use.
The utility model discloses a realize through following technical scheme:
the utility model provides a piping lane 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 landing leg through hydraulic pressure and pushes away and lift the frame, then drives whole frame horizontal translation through translation actuator again, and then realizes that the frame drives the interior mould die carrier lateral shifting above that.
During construction, every pipe gallery is equipped with one and lifts the dolly can to be equipped with the quantity of centre form die carrier according to the project needs, accomplish the lift to each centre form die carrier one by one through one and vertically carry (vertically refer to the length direction of pipe gallery) and horizontal position control (transversely refer to the width direction of pipe gallery) work.
In the technical scheme, the travelling mechanism comprises at least four wheels, and the wheels are driven by a motor and a transmission mechanism so as to control the lifting trolley to actively travel.
In the technical scheme, the frame of the lifting trolley is provided with four hydraulic lifting support legs and two translation actuators, and two ends of each translation actuator are respectively provided with one hydraulic lifting support leg.
In the technical scheme, the translation actuator comprises a guide sleeve, a guide core and a translation oil cylinder, the guide core is slidably mounted in the guide sleeve, two ends of the guide core are respectively connected with the hydraulic lifting support legs, the tail part of the translation oil cylinder is connected to the guide sleeve, the actuating end of the translation oil cylinder is connected to the hydraulic lifting support legs, and the frame is fixedly mounted on the guide sleeve; when 4 hydraulic lifting support legs of the lifting trolley rise, wheels of the lifting trolley are separated from the ground, the 4 hydraulic lifting support legs are supported on the ground, then the guide sleeve is driven by the translation oil cylinder to move transversely along the guide core, and the guide sleeve synchronously drives the frame to translate transversely.
In the 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 pressure lifting leg respectively, and the lead screw passes through two bearing frame horizontal installation in the shell, and driving motor fixed mounting is on the shell, and the driving motor output shaft is connected with screw drive, 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 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 removes.
The utility model discloses an advantage and beneficial effect do:
during construction, every pipe gallery is equipped with one and lifts the dolly can to be equipped with the quantity of centre form die carrier according to the project needs, accomplish the lift to each centre form die carrier one by one through one and vertically carry (vertically refer to the length direction of pipe gallery) and horizontal position control (transversely refer to the width direction of pipe gallery) work. Can effectively reduce the labor intensity of workers and is suitable for the use in the concrete construction of pipe galleries.
Drawings
Fig. 1 is a schematic structural view (bottom view) of the lifting trolley of the present invention.
Fig. 2 is a schematic structural view (side view) of the lifting trolley of the present invention.
Fig. 3 is a schematic structural view of the horizontal moving actuator of the lifting trolley of the present invention using a horizontal moving cylinder.
Fig. 4 is a schematic structural view of the translational actuator of the lifting trolley of the present invention using a linear sliding platform.
Fig. 5 is a schematic cross-sectional structure diagram of an inner mold frame in the fourth embodiment of the present invention.
Fig. 6 is a schematic longitudinal section structure diagram of an inner mold frame in the fourth embodiment of the present invention.
Fig. 7 is a partial enlarged view of the top of the movable column of the inner die carrier in the fourth embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a translation driver of an inner die carrier in the fourth embodiment of the present invention.
Fig. 9 is a side view of the translation driver of the inner die carrier according to the fourth embodiment of the present invention.
Fig. 10 is an enlarged schematic structural diagram between the rotating nut and the thrust bearing seat of the translation driver of the inner die carrier in the fourth embodiment of the present invention.
Fig. 11 is a schematic left side structural diagram of a transmission assembly of an inner die carrier in the fourth embodiment of the present invention.
Fig. 12 is a right side schematic structural view of a transmission assembly of an inner die carrier in the fourth embodiment of the present invention.
Fig. 13 is a schematic structural diagram of a corner of the inner mold frame in the fourth embodiment of the present invention.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical field person understand the solution of the present invention better, the technical solution of the present invention is further described below with reference to the specific embodiments.
Example one
Referring to the attached drawings 1-2, the lifting trolley for pipe gallery construction comprises a frame 21-1, wherein at least 4 wheels are arranged on the frame 21-1 and driven by a motor and a transmission mechanism, so that the lifting trolley is controlled to actively move. The frame 21-1 is provided with hydraulic lifting support legs 21-2 and a translational actuator 21-3, the hydraulic lifting support legs are arranged at two ends of the translational actuator 21-3, the frame 21-1 is arranged on the translational actuator 21-3, and the hydraulic lifting support legs are used for pushing and lifting the frame 21-1 to enable wheels to be separated from the ground; then the whole vehicle frame 21-1 is driven to transversely translate through the translation actuator 21-3, so that the vehicle frame 21-1 drives the inner mold frame thereon to transversely move.
During construction, every pipe gallery is equipped with one and lifts the dolly can to be equipped with the quantity of centre form die carrier according to the project needs, accomplish the lift to each centre form die carrier one by one through one and vertically carry (vertically refer to the length direction of pipe gallery) and horizontal position control (transversely refer to the width direction of pipe gallery) work.
Example two
On the basis of the first embodiment, further, the frame of the lifting trolley is provided with 4 hydraulic lifting legs 21-2 and two translational actuators 21-3, and two ends of each translational actuator 21-3 are respectively provided with one hydraulic lifting leg 21-2, see fig. 3 for details:
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 mounted in the guide sleeve 21-31, two ends of the guide core 21-32 are respectively connected with the hydraulic lifting support legs 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 legs 21-2, and the frame is fixedly mounted on the guide sleeve 21-31;
when 4 hydraulic lifting support legs 21-2 of the lifting trolley rise, wheels of the lifting trolley are separated from the ground, the 4 hydraulic lifting support legs 21-2 are supported on the ground, then the guide sleeves 21-31 are driven by the translation oil cylinders 21-33 to move transversely along the guide cores 21-32, and then the guide sleeves 21-31 synchronously drive the frame to translate transversely.
EXAMPLE III
On the basis of the first embodiment, further, the frame of the lifting trolley is provided with four hydraulic lifting legs 21-2 and two translational actuators 21-3, and two ends of each translational actuator 21-3 are respectively provided with one hydraulic lifting leg 21-2, see fig. 4 for details:
the translational 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 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 arranged on the shell 21-3a in a sliding manner through a sliding rail 21-3d, and the sliding table 21-3b is connected with the lead screw 21-3g through a lead screw nut 21-3c at the bottom, when the driving motor 21-3f drives the screw 21-3g to rotate, the screw 21-3g drives the sliding table 21-3b to move transversely, and the sliding table 21-3b drives the frame 21-1 to move.
Example four
This embodiment introduces an internal mold frame used in conjunction with a lift truck to fully illustrate the utility of the lift truck.
Referring to the attached drawings 5-13, the inner mold frame comprises a door frame 1, a movable upright post 2, upright post 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 portal beam 1-1, a bottom cross brace 1-2 and a side vertical brace 1-3, wherein the top portal beam is formed by splicing and welding H-shaped steel or steel plates and can be formed by bolting a plurality of sections so as to meet the use of sections with different widths; the side vertical braces 1-3 are fixedly arranged between the top door beam 1-1 and the bottom cross braces 1-2 and play a role in connecting the top door beam and the bottom cross braces, and one side vertical brace 1-3 is arranged on each of two sides of each bottom cross brace;
the movable upright posts 2 are positioned at two sides of the portal frame 1 in the transverse direction (width direction), namely two movable upright posts 2 are respectively arranged at two sides of each portal frame 1; the top end of the movable upright post is provided with a translation sliding seat 2-1, and the top of the movable upright post is arranged in a sliding way with an outer end flange plate of a top door beam 1-1 of the portal frame through the translation sliding seat; furthermore, the movable upright post is positioned on the outer side of the side vertical support of the door frame.
The side formworks 4 are installed on the movable upright posts 2, and the top formworks 5 are installed on the top door beams 1-1 of the door frame.
Each movable upright post 2 is connected with the door frame on the inner side of the movable upright post through two translation drivers 6 (preferably, one translation driver is installed on a side vertical support of the door frame, the other translation driver is installed at the end part of a bottom cross support of the door frame, or two translation drivers are installed on the side vertical support), and the movable upright posts 2 are driven to do translation motion through the translation drivers 6, so that the translation motion of the side templates is driven, and the positioning and demoulding actions of the side templates 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, the thrust bearing seat 6-3 is fixedly arranged on the gantry through a bolt, 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 can drive the rotating nut 6-2 to rotate in the thrust bearing seat 6-3, the rotating nut drives the screw rod 6-1 inside the rotating nut to perform ejection or contraction motion along the axial direction, and then the screw rod drives the movable upright post 2 connected with the screw rod to perform translational motion.
The transmission assembly is used to realize a transmission link between the motor 8 and the translation drive 6, in particular: the transmission assembly comprises a transmission shaft 7-1, a transition chain wheel 7-2 fixedly installed in the middle of the transmission shaft, end chain wheels 7-3 fixedly installed at two ends of the transmission shaft, and a driving chain wheel 7-4 installed on a motor rotating shaft, wherein the transmission shaft is transversely installed on two side vertical supports of the door frame, a motor 8 is fixed on one side vertical support of the door frame through a motor installation seat, the driving chain wheel 7-4 on the motor rotating shaft is connected 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 double-row chain wheels (namely double-row chain teeth are arranged on the chain wheels), and each end chain wheel 7-3 is correspondingly connected with the transmission chain wheels 6-4 on the two translation drivers 6 on the same side through two. When the motor 8 is started, the driving chain wheel on the rotating shaft of the motor drives the transmission shaft 7-1 to rotate through the transition chain wheel connected with the driving chain wheel, so that the end chain wheels at the two ends of the transmission shaft synchronously rotate, the end chain wheel drives the transmission chain wheel 6-4 on the rotating nut of the translation driver 6 to rotate through the chain, the transmission chain wheel can drive the rotating nut 6-2 to rotate in the thrust bearing seat, the screw 6-1 inside the rotating nut is driven to do ejection or contraction motion along the axial direction when the rotating nut rotates, and then the screw drives the movable upright post 2 connected with the screw to do translation motion, so that the horizontal movement of the side template.
The bottom of each movable stand column 2 is provided with a stand column lifting supporting leg 3, and the height of the whole inner die frame is adjusted through the stand column lifting supporting leg.
During construction, each pipe gallery is provided with one lifting trolley, and the number of the inner die frames is matched according to project requirements.
Specifically, the use method is as follows:
the method comprises the following steps: a single inner mold frame is lifted by a lifting trolley, at the moment, a stand column lifting support leg 3 and a movable stand column 2 of the inner mold frame are both in a contraction state, the inner mold frame is conveyed to a steel bar binding waiting lining station by the lifting trolley, then a frame is pushed and lifted by a hydraulic lifting support leg of the lifting trolley, wheels are separated from the ground, the whole frame 21-1 is driven to transversely translate by a translation actuator, and the in-position posture of the inner mold frame is adjusted to complete primary positioning;
step two: then starting a motor 8 of the internal mold frame, driving the movable upright post 2 to translate outwards through a translation driver 6, and enabling the side mold plate 4 to move to a specified construction position;
step three: then adjusting the upright lifting support legs 3 of the inner mold frame to enable the upright lifting support legs 3 to support the ground, thereby fixing the position of the inner mold frame;
step four: then the lifting trolley descends to lift the supporting legs to separate from the internal mold frame by hydraulic pressure;
step five: repeating the construction steps, and completing the positioning and supporting work of the next internal mold frame by using the lifting trolley;
step six: when the inner die frame finishes lining demolding, the lifting trolley travels to the position below the inner die frame needing demolding, the hydraulic lifting support legs of the lifting trolley are lifted to enable the top of the lifting trolley to be connected with the bottom of the inner die frame, then the stand column lifting support legs 3 of the inner die frame are folded, and then the movable stand columns 2 are controlled to drive the side die plates 4 to horizontally move towards the center line direction of the tunnel, so that demolding of the side die plates is finished; and then the lifting trolley descends to lift the supporting legs by hydraulic pressure, so that the internal mold frame finishes the demolding of the top template 5.
Furthermore, the inner die frame can be longitudinally spliced into required sizes by a plurality of inner die frame units to meet different construction requirements, and each inner die frame unit can realize that one motor 8 simultaneously drives eight translation drivers 6 to synchronously act. Specifically speaking, the two methods are as follows: 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 door frames are longitudinally arranged in a front-back spaced mode, two movable upright columns are respectively arranged on two sides of each door frame in the transverse direction (width direction), the front movable upright column and the rear movable upright column on the same side are connected through a longitudinal beam 9 and a cross brace 10, the function of stabilizing the structure is achieved, the internal mold frame unit is prevented from being stressed and deformed, each movable upright column 2 is connected with the door frame part on the inner side of the movable upright column through two translation drivers 6, namely four translation drivers 6 are installed on each door frame 1; the motor 8 and the transmission shaft 7-1 are installed on one portal, a driving chain wheel 7-4 on a rotating shaft of the motor is connected with a transition chain wheel 7-2 on the transmission shaft through a chain, end chain wheels 7-3 at two ends of the transmission shaft are double-row chain wheels, and each end chain wheel is respectively connected with the transmission chain wheels 6-4 on the two translation drivers 6 at the same side through two chains in a one-to-one correspondence mode; and the transmission chain wheels of the four translation drivers on the door frames provided with the motors and the transmission shafts are double-row chain wheels, and the double-row chain wheels are respectively linked with the transmission chain wheels of the four translation drivers on the other door frame in a front-back (longitudinal) one-to-one correspondence manner, so that the eight translation drivers are synchronously linked under the driving of one motor.
Further, referring to fig. 10, the specific mounting structure of the thrust bearing seat 6-3 and the rotating nut 6-2 of the translation driver 6 is as follows: one end of the rotating nut 6-2 is provided with a flange 6-21; the thrust bearing seat 6-3 comprises an upper cover 6-31 and a base 6-32, the upper cover 6-31 and the base 6-32 are butted together through bolts, an installation cavity is formed between the upper cover 6-31 and the base 6-32, a flange 6-21 of the rotating nut 6-2 is installed in the installation cavity, a plurality of circles of balls 6-3a are arranged 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 circles of balls 6-3b are also arranged 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, a plurality of circles of balls 6-3c are also arranged 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, the structure enables the rotating nut 6-2 and the thrust bearing seat 6-3 to be provided with balls axially and radially, so that the translation driver 6 can bear enough axial thrust and certain radial pressure, and the service life and the working stability of the translation driver 6 can be prolonged. An oil filling hole 6-33 communicated with the inner installation cavity is arranged on the upper cover 6-31 of the thrust bearing seat 6-3 and used for filling lubricating oil, and a sealing nozzle is arranged on the oil filling hole in a matching way. Furthermore, in order to simplify the installation between the thrust bearing seat 6-3 and the rotating nut 6-2, the balls 6-3a, 6-3b and 6-3c are not required to be arranged, and instead, a plurality of rings of lubricating slideways are arranged 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 lubricating slideways are arranged 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 lubricating slideways are arranged 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 sufficient lubrication between the thrust bearing seat 6-3 and the rotating nut 6-2 is ensured, the installation is simplified, and the manufacturing and processing cost is saved.
Further, referring to fig. 11-12, the transmission shaft 7-1 has a structure that: the transmission shaft 7-1 comprises a first rotating shaft 7-11, a second rotating shaft 7-12, a first bearing seat 7-13, a second bearing seat 7-14 and an intermediate connecting shaft 7-15, the first rotating shaft 7-11 is installed on one side vertical support of the door frame through the first bearing seat 7-13, the second rotating shaft 7-12 is installed on the other side vertical support of the door frame through the second bearing seat 7-14, an end chain wheel is fixedly installed at the outer end of the first rotating shaft 7-11 through a key, the inner end of the first rotating shaft 7-1 is connected with one end of the intermediate connecting shaft 7-15 through a flange b, and the transition chain wheel 7-2 is fixedly installed on the first rotating shaft 7-11; the outer end of the second rotating shaft 7-12 is fixedly provided with another end part chain wheel through a key, and the inner end of the second rotating shaft 7-12 is connected with the other end of the middle connecting shaft 7-15 through a flange.
Further, referring to fig. 13, the side form 4 includes a straight form 4-1 and a top corner form 4-2, the straight form is vertically arranged and fixed on the movable upright post 2 through a back rib (the back rib adopts C-shaped steel), and the top corner form 4-2 is fixedly connected to the top of the straight form 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 a back rib (the back rib adopts C-shaped steel), and the side corner template 5-2 is fixedly connected to the left end and the right end of the straight template 5-1. A support component 11 (combined with the attached figure 1) is also arranged between the top corner template 4-2 of the side template and the movable upright post 2, and the support component is used for enhancing the support strength of the corner template; 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 to the back 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 stand column 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 posts drive 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 guaranteed.
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 as 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 "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (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 invention has been described above by way of example, and it should be noted that any simple variants, modifications or other equivalent substitutions by a person skilled in the art without spending creative effort may fall within the scope of protection of the present invention without departing from the core of the present invention.
Claims (5)
1. The utility model provides a pipe gallery construction is with lifting dolly which characterized in that: 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 pushed and lifted through the hydraulic lifting support legs, then the whole frame is driven to transversely translate through the translation actuator, and accordingly the frame drives the inner mold frame on the frame to transversely move.
2. The lifting trolley for pipe gallery construction according to claim 1, characterized in that: the running mechanism comprises at least four wheels, and the wheels are driven by a motor and a transmission mechanism so as to control the lifting trolley to actively run.
3. The lifting trolley for pipe gallery construction according to claim 1, characterized in that: four hydraulic lifting support legs and two translation actuators are arranged on a frame of the lifting trolley, and one hydraulic lifting support leg is arranged at each of two ends of each translation actuator.
4. The lifting trolley for pipe gallery construction according to claim 1, characterized in that: the translation actuator comprises a guide sleeve, a guide core and a translation oil cylinder, the guide core is slidably mounted in the guide sleeve, two ends of the guide core are respectively connected with the hydraulic lifting support legs, the tail part 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, and the frame is fixedly mounted on the guide sleeve.
5. The lifting trolley for pipe gallery construction according to claim 1, characterized in that: the translation actuator 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 pressure lifting leg respectively, and the lead screw is in the shell through two bearing frame horizontal installation, driving motor fixed mounting on the shell, and driving motor output shaft and lead 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894393.6U CN212358378U (en) | 2020-05-25 | 2020-05-25 | Lifting trolley for pipe gallery construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020894393.6U CN212358378U (en) | 2020-05-25 | 2020-05-25 | Lifting trolley for pipe gallery construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212358378U true CN212358378U (en) | 2021-01-15 |
Family
ID=74155002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020894393.6U Active CN212358378U (en) | 2020-05-25 | 2020-05-25 | Lifting trolley for pipe gallery construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212358378U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733871A (en) * | 2020-05-25 | 2020-10-02 | 中铁隧道集团二处有限公司 | Lifting trolley for pipe gallery construction |
-
2020
- 2020-05-25 CN CN202020894393.6U patent/CN212358378U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733871A (en) * | 2020-05-25 | 2020-10-02 | 中铁隧道集团二处有限公司 | Lifting trolley for pipe gallery construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107042580B (en) | Precast concrete pipe culvert production line and production process | |
| CN107956487B (en) | Automatic inner formwork equipment suitable for pipe gallery construction and construction method thereof | |
| CN102536261B (en) | Retractable emergency car avoidance belt tunnel lining trolley | |
| CN108677742B (en) | Movable cantilever bridge girder erection machine for full-prefabricated bridge pier, bearing platform and girder body assembled construction | |
| KR102384951B1 (en) | gangform device for subway construction and method for constructing the same | |
| CN101408019A (en) | Low altitude prefabricated case beam internal mold and construction method thereof | |
| CN111749270B (en) | Concrete pipe gallery internal mold positioning and demolding method | |
| CN109295999B (en) | Prefabricated assembled comprehensive pipe rack mounting machine and construction method thereof | |
| CN212358378U (en) | Lifting trolley for pipe gallery construction | |
| CN110468748B (en) | Culvert trolley | |
| CN111733872B (en) | Pipe gallery construction method | |
| CN212582734U (en) | Internal mold rack for pipe gallery construction | |
| CN214574116U (en) | Lining equipment is used in piping lane construction | |
| CN109355983B (en) | Trackless construction method for urban rail | |
| CN212358376U (en) | Mechanized equipment is used in concrete piping lane construction | |
| CN111691456A (en) | Use method of internal formwork rack for pipe gallery construction | |
| CN111749269A (en) | Method for carrying out pipe gallery lining construction by combining inner formwork with lifting trolley | |
| CN211524827U (en) | Large-span telescopic movable trestle | |
| CN212358377U (en) | Lateral formwork translation driving mechanism for pipe gallery concrete construction | |
| CN111733871A (en) | Lifting trolley for pipe gallery construction | |
| CN111636477B (en) | Lining equipment is used in piping lane construction | |
| CN116181344A (en) | Multifunctional comprehensive tunnel excavation trolley | |
| CN112627882B (en) | Transferring machine tool for large shield tunnel mid-board and mounting method | |
| CN111636478B (en) | Mechanized equipment for concrete pipe gallery construction | |
| CN212801248U (en) | Prefabricated segment beam displacement trolley device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |