CN219865036U - Automatic adjusting system for secondary lining trolley template of pipe gallery - Google Patents
Automatic adjusting system for secondary lining trolley template of pipe gallery Download PDFInfo
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- CN219865036U CN219865036U CN202320948364.7U CN202320948364U CN219865036U CN 219865036 U CN219865036 U CN 219865036U CN 202320948364 U CN202320948364 U CN 202320948364U CN 219865036 U CN219865036 U CN 219865036U
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- 239000010959 steel Substances 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 5
- 241000282326 Felis catus Species 0.000 claims description 4
- 238000009415 formwork Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 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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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model provides an automatic adjustment system for a secondary lining trolley template of a pipe gallery, which comprises a support system, a hydraulic system and a central control system connected with the hydraulic system, wherein the support system is connected with the hydraulic system; the supporting system comprises an upper longitudinal beam, an upper cross beam, a scissor support, a template cross link and a bottom longitudinal beam; the upper longitudinal beam is arranged at the top of the trolley portal and is connected with the top die bracket; the upper cross beam and the scissor struts are respectively arranged between every two gantry units of the trolley gantry; the template is transversely connected with the inner side end of the template; the bottom longitudinal beam is arranged at the bottom of the trolley portal frame; the hydraulic system comprises a transverse expansion device, a lateral expansion device and a vertical jacking device; the transverse expansion device is connected with the upper longitudinal beam and is used for transversely pushing the arch mold; the lateral expansion device is arranged between the trolley portal frame and the side die and is used for transversely expanding or contracting the side die; the vertical jacking device is arranged below the portal and is used for jacking the portal and the template upwards. The automatic adjustment of the secondary lining trolley template of the pipe gallery is realized, the construction efficiency is further improved, and the labor cost is saved.
Description
Technical Field
The utility model relates to the field of underground tunnel construction, in particular to an automatic adjustment system for a secondary lining trolley template of a pipe gallery.
Background
The secondary lining is an important structure of tunnels and some other underground chambers, and the construction quality of the secondary lining directly influences the operation safety and the appearance quality of the underground chambers.
Along with the development and progress of technology, the requirements on lining construction of underground chambers are higher and higher at present. Because the shallow underground excavation pipe gallery is various in construction methods and various in cross-sectional shapes according to local conditions, the manual operation is time-consuming and labor-consuming.
The existing pouring trolley generally uses a plurality of hydraulic pumps to drive hydraulic cylinders respectively, and simultaneously adjusts the working position of each template in turn according to the experience of workers, and then the templates are fixed through lead screws. However, in actual work, the environment where the pipe rack trolley is located is extremely complex, the working conditions are variable, the timeliness is high, and manual adjustment is not practical; in addition, the regulation modes have the defects of low regulation precision, low efficiency, untimely response and the like, and the working requirements are difficult to reach.
Therefore, a set of automatic adjusting device needs to be designed to ensure that the working position of the template can be quickly and accurately adjusted under any working condition, so as to meet the working requirements.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an automatic adjustment system for a secondary lining trolley template of a pipe gallery.
The utility model adopts the following technical scheme to solve the technical problems:
an automatic adjusting system for a secondary lining trolley template of a pipe gallery is matched with a trolley portal frame and the template, and comprises a supporting system, a hydraulic system and a central control system in control connection with the hydraulic system;
the supporting system comprises an upper longitudinal beam, an upper cross beam, a scissor support, a template cross link and a bottom longitudinal beam; the upper longitudinal beam is arranged at the top of the trolley portal and is connected with a top die bracket of the die plate; the upper cross beam is arranged between every two portal units of the trolley portal and is fixed at the upper side of the trolley portal through connection with the upper longitudinal beam; the scissor struts are arranged among the portal units of the trolley portal and are supported at the corresponding positions of the trolley portal through connection with the portal units, so that the structure is kept stable; the template is transversely arranged at the inner side end of the template and used for reinforcing and supporting the template; the bottom longitudinal beam is arranged at the bottom of the trolley portal frame;
the hydraulic system comprises a transverse expansion device, a lateral expansion device and a vertical jacking device; the transverse expansion device is connected with the upper longitudinal beam and is used for transversely pushing an arch mold of the template; the lateral expansion device is arranged between the trolley portal frame and a side die of the template and is used for transversely expanding or converging the side die; the vertical jacking device is arranged below the trolley door frame and used for jacking the trolley door frame and the template upwards.
As one of the preferable modes of the utility model, the formwork supported by the supporting system is horseshoe-shaped and comprises the arch mold, side molds and a top mold bracket fixed below the inside of the arch mold; the side dies are connected with the trolley door frame through the lateral expansion devices.
As one of the preferable modes of the utility model, the transverse expansion device of the hydraulic system is arranged on the top surface of the trolley portal and comprises a transverse moving screw rod and a transverse moving oil cylinder matched with the transverse moving screw rod; one end of the transverse moving screw rod is connected with the trolley portal frame, and the other end of the transverse moving screw rod is connected with the upper longitudinal beam; and under the drive of the traversing oil cylinder, the traversing screw rod drives the arch mold to transversely open or close along the traversing screw rod.
As one of the preferable modes of the utility model, the lateral expansion device of the hydraulic system is arranged between the trolley portal frame and the side mould of the template, and comprises a left expansion device and a right expansion device; the left telescopic device comprises a plurality of first side shifting screw rods and a first side shifting oil cylinder for simultaneously driving the plurality of first side shifting screw rods; the right telescopic device comprises a plurality of second lateral movement screw rods and a second lateral movement oil cylinder for simultaneously driving the second lateral movement screw rods; under the drive of the first side shifting oil cylinder and the second side shifting oil cylinder, the first side shifting screw rod and the second side shifting screw rod respectively drive the corresponding side dies to transversely move, so that the whole side dies are opened or contracted.
As one of the preferable modes of the utility model, the vertical jacking device of the hydraulic system comprises a jacking screw rod, a jacking oil cylinder, an oil cylinder jacking seat and a jacking upright post; the jacking screw rod is arranged at the bottom of the trolley portal frame; the jacking cylinder is arranged at the side of the trolley portal through the matching of the cylinder top seat and the jacking upright post and is in driving connection with the jacking screw rod; and under the drive of the jacking oil cylinder, the jacking screw rod drives the trolley portal and the template to move upwards/downwards.
As one of the preferable modes of the utility model, the central control system comprises a central control console which is respectively connected with the transverse expansion device, the lateral expansion device and the vertical jacking device of the hydraulic system through control circuits.
As one of the preferable modes of the utility model, the hydraulic system further comprises a hydraulic jack, and the hydraulic jack is respectively connected with corresponding screw rods of the transverse expansion device, the lateral expansion device and the vertical jacking device in a matching way;
meanwhile, a central control console of the central control system is connected with the hydraulic jacks through a control circuit and is used for controlling the hydraulic jacks to jack or stretch to connect with a screw rod when the oil cylinders of the transverse expansion device, the lateral expansion device and the vertical jacking device are insufficient in power, so that the template is contracted and expanded.
As one of the preferable modes of the utility model, the automatic adjustment system further comprises a traveling system; the travelling system is connected to the bottom of the trolley portal through the bottom longitudinal beam and specifically comprises pulleys, steel rails and a ladder stand platform; the pulley is installed on the rail, and the cat ladder platform is through taking the support demountable installation in the front and back end of platform truck portal certainly.
As one of preferable modes of the utility model, the longitudinal length of the trolley corresponding to the trolley portal frame is 6m; under the control of the central control system, the side die can wholly transversely move for 10cm, and the trolley portal can vertically lift for 10cm under the action of the jacking upright post and the jacking oil cylinder.
Compared with the prior art, the utility model has the advantages that:
(1) According to the utility model, the preset position of the template can be set in advance through the central control system, and then the telescopic/jacking degree of the transverse telescopic device, the lateral telescopic device and the vertical jacking device of the hydraulic system is controlled in a centralized manner through the central control system, so that the automatic adjustment of the template of the secondary lining trolley of the pipe gallery is realized, the construction efficiency is further improved, the labor cost is saved, the casting precision of the secondary lining of the construction trolley is improved, the construction quality of the secondary lining of the tunnel is ensured, the construction progress is improved, the efficiency is high, the precision is high, the cost is low, the practicability is strong, and the popularization range is wide;
(2) According to the utility model, by arranging a plurality of groups of side-shifting screw rods on the left and right sides of the trolley portal (a portal subunit is respectively provided with a plurality of groups of side-shifting screw rods on the left and right sides, and the side-shifting screw rods of the same group are driven by the same side-shifting oil cylinder), the mould erecting and retracting actions of the template can be realized by a small number of hydraulic cylinders, the number of the hydraulic cylinders is greatly reduced, meanwhile, intelligent control is carried out in the whole process, and the control difficulty of the system is reduced on the premise of ensuring the reliable operation, normal demoulding shrinkage and mould erecting operation of the system;
(3) The hydraulic system is also provided with a jack in a matched manner; when the power of the corresponding oil cylinders of the transverse expansion device, the lateral expansion device and the vertical jacking device is insufficient, the jacking or tensioning of each hydraulic jack can be synchronously controlled through the control system to connect with the corresponding screw rod, so that the closing and opening of the template are effectively realized.
Drawings
FIG. 1 is a schematic front view of the automatic adjusting system in embodiment 1 in a mold setting state;
FIG. 2 is a schematic side elevational view of FIG. 1;
fig. 3 is a schematic front view of the automatic adjustment system in embodiment 1 in the mold closing state.
In the figure: 1 is a trolley portal, 11 is a portal unit, 2 is a template, 21 is an arch mold, 22 is a side mold, 23 is a top mold bracket, 3 is a supporting system, 31 is an upper longitudinal beam, 32 is an upper cross beam, 33 is a scissor support, 34 is a template transverse link, 35 is a bottom longitudinal beam, 4 is a hydraulic system, 41 is a transverse telescopic device, 411 is a transverse screw rod, 42 is a lateral telescopic device, 421 is a left telescopic device, 4211 is a first lateral screw rod, 422 is a right telescopic device, 4221 is a second lateral screw rod, 43 is a vertical jacking device, 431 is a jacking screw rod, 432 is a jacking cylinder, 433 is a cylinder jacking seat, 434 is a jacking upright, 5 is a walking system, 51 is a pulley, 52 is a steel rail, 53 is a ladder stand platform, 6 is a central control system, and 61 is a central control console.
Detailed Description
The following describes in detail the examples of the present utility model, which are implemented on the premise of the technical solution of the present utility model, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present utility model is not limited to the following examples.
Example 1
As shown in fig. 1 to 3, an automatic adjustment system for a secondary lining trolley template for a pipe gallery of the present embodiment is matched with a trolley portal 1 and a template 2. The form 2 is horseshoe-shaped and comprises an arch mold 21, side molds 22 and a top mold bracket 23 fixed below the inside of the arch mold 22.
The automatic adjustment system of the present embodiment specifically includes a support system 3, a hydraulic system 4, a traveling system 5, and a central control system 6.
The supporting system 3 comprises an upper longitudinal beam 31, an upper cross beam 32, a scissor support 33, a template cross beam 34 and a bottom longitudinal beam 35, and is used for improving the overall stability of the trolley portal 1 and the template 2 and enhancing the overall use stability of the subsequent pouring trolley. The upper longitudinal beam 31 is arranged on the top surface of the trolley portal 1 and is connected with the top die bracket 23 of the die plate 2. The upper cross beam 32 is arranged between the portal units 11 of the trolley portal 1 and is fixed at the side upper position of the trolley portal 1 through the connection with the upper longitudinal beam 31; the scissor braces 33 are arranged among the portal units 11 of the trolley portal 1, are supported at corresponding positions of the trolley portal 1 through the connection of the portal units 11, and are used for keeping the structure stable; form crossovers 34 are provided at the inboard ends of the side forms 22 for reinforcing the support side forms 22. The side sill 35 is provided at the bottom of the trolley frame 1 for connecting the traveling system 5.
The hydraulic system 4 comprises a lateral telescopic device 41, a lateral telescopic device 42 and a vertical jacking device 43. Wherein, the transverse expansion device 41 is connected with the upper longitudinal beam 31 and is used for transversely pushing the arch model 21; the lateral expansion device 42 is arranged between the trolley portal 1 and the side die 22 and is used for transversely expanding or contracting the side die 22; the vertical jacking device 43 is arranged below the trolley door frame 1 and is used for jacking the trolley door frame 1 and the template 2 upwards.
The traveling system 5 is connected to the bottom of the trolley portal 1 through a bottom longitudinal beam 35, and specifically comprises a pulley 51, a steel rail 52 and a ladder stand platform 53. Wherein, the steel rail 52 is fixed at a designated position through the pre-operation, and the trolley portal 1 in the mould-collecting state is pre-assembled and then is arranged on the steel rail 52 through the pulley 51; the whole trolley portal 1 is prevented from sliding or shaking by a limiting device provided with a steel rail 52, and the whole trolley portal 1 after assembly rolls to a designated position through a pulley 51 and is fixed; the cat ladder platform 53 is installed at the front end and the rear end of the trolley portal frame 1 through a self-contained support, so that a detachable function is realized, and the cat ladder platform is convenient for a worker to check and adjust.
The central control system 6 comprises a central console 61. The central control console 61 is respectively connected with the transverse telescopic device 41, the lateral telescopic device 42 and the vertical jacking device 43 of the hydraulic system 4 in a control way through control circuits so as to automatically adjust the template 2 through the hydraulic system 4.
Based on the above structure, this embodiment can set up the preset position of template 2 in advance through central control system 6, then through the flexible/jacking degree of the horizontal telescoping device 41, the side direction telescoping device 42 and the vertical jacking device 43 of central control system 6 centralized control hydraulic system 4, realize the automatic regulation of piping lane secondary lining platform truck template, further improve the efficiency of construction, practice thrift the cost of labor, improve the precision that construction platform truck secondary lining was pour, guarantee tunnel secondary lining construction quality, improve the construction progress, the efficiency is high, the precision is high, with low costs, the practicality is strong, and the popularization scope is wide.
Further, in this embodiment, in the hydraulic system 4:
the transverse telescopic device 41 is arranged on the top surface of the trolley portal 1 and comprises a transverse moving screw 411 and a transverse moving oil cylinder matched with the transverse moving screw 411. One end of the traversing screw 411 is connected to the trolley door frame 1, and the other end is connected to the upper longitudinal beam 31. The traverse screw 411 drives the arch mold 21 to open or close in the lateral direction thereof under the drive of the traverse cylinder.
The lateral telescoping device 42 is disposed between the trolley portal 1 and the side form 22 of the form 2, and includes a left telescoping device 421 and a right telescoping device 422. The left telescopic device 421 includes two first lateral shifting screws 4211 and a first lateral shifting cylinder for driving the two first lateral shifting screws 4211 simultaneously, and the right telescopic device 422 includes two second lateral shifting screws 4221 and a second lateral shifting cylinder for driving the two second lateral shifting screws 4221 simultaneously. Under the drive of the first side shifting oil cylinder and the second side shifting oil cylinder, the first side shifting screw rod 4211 and the second side shifting screw rod 4221 respectively drive the corresponding side dies 22 to transversely move, so that the whole side dies 22 are opened or contracted.
The vertical jacking device 43 comprises a jacking screw rod 431, a jacking cylinder 432, a cylinder jacking seat 433 and a jacking upright 434. Wherein, the jacking screw rod 431 is arranged at the bottom of the trolley portal 1; the jacking cylinder 432 is arranged at the side of the trolley portal 1 through the matching of a cylinder top seat 433 and a jacking upright post 434 and is in driving connection with a jacking screw 431; under the driving of the jacking cylinders 432, each jacking screw 431 drives the trolley portal 1 and the template 2 to move upwards/downwards.
According to the embodiment, through the mode that three groups of lateral movement screw rods are respectively arranged on the left side and the right side of the trolley portal 1 (the left side and the right side of each lateral movement screw rod are respectively arranged on one portal unit 11, and the lateral movement screw rods in the same group are driven by the same lateral movement oil cylinder), the mould erecting and retracting actions of the template 2 can be realized by a small number of hydraulic cylinders, the number of the hydraulic cylinders is greatly reduced, intelligent control is carried out in the whole process, and the difficulty of system control is reduced on the premise that the reliable operation, normal demoulding shrinkage and mould erecting work of a system are ensured.
Further, in the present embodiment, the hydraulic system 4 further includes a plurality of hydraulic jacks (not shown). The hydraulic jack is respectively matched and connected with corresponding screw rods of the transverse expansion device 41, the lateral expansion device 42 and the vertical jacking device 43.
Meanwhile, the central control console 61 of the central control system 6 is connected with the hydraulic jacks through a control circuit and is used for controlling the hydraulic jacks to jack or stretch the connecting screw rods when the oil cylinder power of the transverse telescopic device 41, the lateral telescopic device 42 and the vertical jacking device 43 is insufficient, so that the template 2 is contracted and expanded.
In the embodiment, the longitudinal length of the trolley corresponding to the trolley portal 1 is 6m; under the control of the central control system 6, the side mold 22 can wholly transversely move for 10cm, and the trolley portal 1 can be lifted up and down for 10cm under the action of the lifting upright post 434 and the lifting oil cylinder 432.
The application method and the principle are as follows:
according to the height of the pipe gallery, the jacking cylinder 432 drives the jacking upright post 434 and the trolley portal 1, so that the arch mold 21 reaches a proper height; when the arch mould 21 is adjusted to a proper position, a gap is generated between the arch mould and the side mould 22; at this time, six groups of side mold screw rods (namely, three groups of first side mold screw rods 4211 and three groups of second side mold screw rods 4221) are driven by two groups of side mold oil cylinders (namely, a first side mold oil cylinder and a second side mold oil cylinder), so that the side mold 22 plate reaches a proper width; according to the preset position, the gap between the side mold 22 and the arch mold 21 is just eliminated, and the template 2 reaches the vertical mold state shown in fig. 1 and 2.
In addition, it should be noted that the present embodiment uses an intelligent expansion device instead of the conventional hydraulic cylinder, and software is programmed to control the expansion amount of the expansion device. The control system software is prepared as a mature technology in the field, and the system software has the contour curve function when the template 2 is input to the template receiving (shown in fig. 3) and the template erecting state (shown in fig. 1), and the functions of controlling the side template cylinder, the jacking cylinder 432 and the traversing cylinder to drive the template 1 to move according to the actual stroke.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (9)
1. An automatic adjusting system for a secondary lining trolley template of a pipe gallery is matched with a trolley portal frame and the template, and is characterized by comprising a supporting system, a hydraulic system and a central control system in control connection with the hydraulic system;
the supporting system comprises an upper longitudinal beam, an upper cross beam, a scissor support, a template cross link and a bottom longitudinal beam; the upper longitudinal beam is arranged at the top of the trolley portal and is connected with a top die bracket of the die plate; the upper cross beam and the scissor struts are respectively arranged between every two portal units of the trolley portal; the template is transversely arranged at the inner side end of the template; the bottom longitudinal beam is arranged at the bottom of the trolley portal frame;
the hydraulic system comprises a transverse expansion device, a lateral expansion device and a vertical jacking device; the transverse expansion device is connected with the upper longitudinal beam and is used for transversely pushing an arch mold of the template; the lateral expansion device is arranged between the trolley portal frame and a side die of the template and is used for transversely expanding or converging the side die; the vertical jacking device is arranged below the trolley door frame and used for jacking the trolley door frame and the template upwards.
2. The automatic adjustment system for a pipe gallery secondary lining trolley formwork of claim 1, wherein the formwork supported by the support system is horseshoe-shaped and comprises an arch mold, a side mold and a top mold bracket fixed below the inside of the arch mold; the side dies are connected with the trolley door frame through the lateral expansion devices.
3. The automatic adjustment system for the pipe gallery secondary lining trolley template according to claim 1, wherein the transverse telescopic device of the hydraulic system is arranged on the top surface of the trolley portal and comprises a transverse moving screw rod and a transverse moving oil cylinder matched with the transverse moving screw rod; one end of the transverse moving screw rod is connected with the trolley portal frame, and the other end of the transverse moving screw rod is connected with the upper longitudinal beam; and under the drive of the traversing oil cylinder, the traversing screw rod drives the arch mold to transversely open or close along the traversing screw rod.
4. The automatic adjustment system for a pipe gallery secondary lining trolley form according to claim 1, wherein the lateral telescoping device of the hydraulic system is arranged between the trolley door frame and the form side form, and comprises a left telescoping device and a right telescoping device; the left telescopic device comprises a plurality of first side shifting screw rods and a first side shifting oil cylinder for simultaneously driving the plurality of first side shifting screw rods; the right telescopic device comprises a plurality of second lateral movement screw rods and a second lateral movement oil cylinder for simultaneously driving the second lateral movement screw rods; under the drive of the first side shifting oil cylinder and the second side shifting oil cylinder, the first side shifting screw rod and the second side shifting screw rod respectively drive the corresponding side dies to transversely move, so that the whole side dies are opened or contracted.
5. The automatic adjustment system for the pipe gallery secondary lining trolley template according to claim 1, wherein the vertical jacking device of the hydraulic system comprises a jacking screw rod, a jacking oil cylinder, an oil cylinder jacking seat and a jacking upright post; the jacking screw rod is arranged at the bottom of the trolley portal frame; the jacking cylinder is arranged at the side of the trolley portal through the matching of the cylinder top seat and the jacking upright post and is in driving connection with the jacking screw rod; and under the drive of the jacking oil cylinder, the jacking screw rod drives the trolley portal and the template to move upwards/downwards.
6. The automatic adjustment system of a piping lane secondary lining trolley form of claim 1, wherein the central control system comprises a central control console, and the central control console is in control connection with the lateral telescoping device, the lateral telescoping device and the vertical jacking device of the hydraulic system respectively through control circuits.
7. The automatic adjustment system for the pipe gallery secondary lining trolley template according to claim 6, wherein the hydraulic system further comprises hydraulic jacks, and the hydraulic jacks are respectively connected with corresponding screw rods of the transverse telescopic device, the lateral telescopic device and the vertical jacking device in a matched manner;
meanwhile, a central control console of the central control system is connected with the hydraulic jacks through a control circuit and is used for controlling the hydraulic jacks to jack or stretch to connect with a screw rod when the oil cylinders of the transverse expansion device, the lateral expansion device and the vertical jacking device are insufficient in power, so that the template is contracted and expanded.
8. The automatic adjustment system for a piping lane secondary lining trolley form according to claim 1, further comprising a traveling system; the travelling system is connected to the bottom of the trolley portal through the bottom longitudinal beam and specifically comprises pulleys, steel rails and a ladder stand platform; the pulley is installed on the steel rail, and the cat ladder platform is detachably installed at the front end and the rear end of the trolley portal through the self-contained support.
9. The automatic adjustment system for a secondary lining trolley template for a pipe gallery according to any one of claims 1 to 8, wherein the trolley corresponding to the trolley portal has a longitudinal length of 6m; under the control of the central control system, the side die can wholly transversely move for 10cm, and the trolley portal can vertically lift for 10cm under the action of the jacking upright post and the jacking oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320948364.7U CN219865036U (en) | 2023-04-23 | 2023-04-23 | Automatic adjusting system for secondary lining trolley template of pipe gallery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320948364.7U CN219865036U (en) | 2023-04-23 | 2023-04-23 | Automatic adjusting system for secondary lining trolley template of pipe gallery |
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| Publication Number | Publication Date |
|---|---|
| CN219865036U true CN219865036U (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320948364.7U Active CN219865036U (en) | 2023-04-23 | 2023-04-23 | Automatic adjusting system for secondary lining trolley template of pipe gallery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219865036U (en) |
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2023
- 2023-04-23 CN CN202320948364.7U patent/CN219865036U/en active Active
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