CN205503141U - A work platform for tunnel disease management - Google Patents
A work platform for tunnel disease management Download PDFInfo
- Publication number
- CN205503141U CN205503141U CN201521138101.1U CN201521138101U CN205503141U CN 205503141 U CN205503141 U CN 205503141U CN 201521138101 U CN201521138101 U CN 201521138101U CN 205503141 U CN205503141 U CN 205503141U
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- hydraulic cylinder
- tunnel
- elevating lever
- main body
- hanging basket
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- 201000010099 disease Diseases 0.000 title abstract description 12
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 title abstract description 12
- 230000003028 elevating effect Effects 0.000 claims description 43
- 230000007547 defect Effects 0.000 claims description 35
- 230000033001 locomotion Effects 0.000 claims description 10
- 238000007569 slipcasting Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 13
- 238000012423 maintenance Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000242759 Actiniaria Species 0.000 description 1
- 239000010242 baoji Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a work platform for tunnel disease management, a work platform for tunnel disease management including automobile body (1) that can remove in the tunnel, install lifing arm (2) on automobile body (1) and fix hanging flower basket (3) that lifing arm (2) upper end is used for bearing tunnel disease detection treatment equipment. The utility model provides a work platform for tunnel disease management can realize detecting quick, high -efficiently and maintaining the tunnel.
Description
Technical field
This utility model relates to Curing of Tunnel Diseases field, in particular it relates to a kind of work administered for tunnel defect
Platform.
Background technology
Tunnel is the engineering works being embedded in stratum, is a kind of form of human use's underground space.Tunnel is permissible
It is divided into railway tunnel, vcehicular tunnel, municipal tunnel, mining tunnel etc..All can there is disease in various degree in these tunnels, with ferrum
As a example by tunnel, road, more than the 5000 seat railway tunnel runed are being carried out Configuration Inspection, after statistics, is finding big portion railway tunnel
Road divides the disease all existed in various degree.The disease in tunnel mainly includes tunnel water damage, lining cracking, freezing damage in tunnel, earthquake etc..
The existence of tunnel defect reduces the bearing capacity of liner structure, shortens the service life in tunnel.In order to ensure the peace in tunnel
Battalion for the national games, needs to renovate tunnel defect, when renovating tunnel defect, due to the position of tunnel-liner and highly differs,
Therefore just have to can carry out detection and the regulation of tunnel defect by higher job platform, and job platform is required to
Arrive each position of tunnel cross-section, in order to workman carries out the full face detection of tunnel defect and regulation.At regulation tunnel vault
During the disease located, traditional method needs to set up scaffold, inefficiency.Especially for railway tunnel, in order to ensure ferrum
The safe operation on road, in the case of not affecting normal railway transportation, for railway maintenance Window time, there are strict requirements.?
In this case, it is necessary to develop the most special work platforms of one, tunnel defect comprehensively can be examined
Survey and maintenance.
Utility model content
The purpose of this utility model is to provide a kind of work platforms administered for tunnel defect, it is possible to realize quick, high
The detection of effect ground and maintenance tunnel.
To achieve these goals, this utility model provides a kind of work platforms administered for tunnel defect, described
The work platforms administered for tunnel defect include can in tunnel the car body of movement, the lifting arm that is arranged on described car body
Be fixed on the described lifting arm upper end hanging basket for bearing tunnel Defect inspection abatement equipment.
Preferably, described lifting arm includes the chassis being arranged on described car body, is installed in rotation on described chassis
Main body and one end and described main body by the hinged elevating lever of the first jointed shaft and be used for driving described elevating lever around first
The first actuator that jointed shaft rotates, described hanging basket is arranged on the other end of described elevating lever.
Preferably, described first actuator is the device of linear movement output, and described first actuator is connected to described master
On body and described elevating lever.
It is further preferred that described first actuator is hydraulic cylinder.
Preferably, it is connected, in described main body or described chassis by rotationally supporting between described main body with described chassis
The second actuator for driving described main body to rotate is installed.
Preferably, described hanging basket is hinged on described elevating lever by the second jointed shaft, and described second jointed shaft level sets
Putting, be provided with the first follower hydraulic cylinder between described elevating lever and described hanging basket, described first follower hydraulic cylinder can drive institute
State hanging basket to rotate around described second jointed shaft.
Preferably, described first jointed shaft is parallel with described second jointed shaft, sets between described main body and described elevating lever
Being equipped with and the second follower hydraulic cylinder of described first follower hydraulic cylinder linkage, described second follower hydraulic cylinder is connected to described main body
With on described elevating lever, when described elevating lever rotates, the piston rod of described second follower hydraulic cylinder stretches out therewith or retracts, band
The piston rod movement of dynamic described first follower hydraulic cylinder, to drive described hanging basket to rotate, makes described hanging basket holding level.
It is further preferred that during described elevating lever lifting, the piston rod of described second follower hydraulic cylinder stretches out, described second
The rod chamber of follower hydraulic cylinder passes through pipeline connection, described second follower hydraulic cylinder with the rod chamber of described first follower hydraulic cylinder
The rodless cavity of rodless cavity and described first follower hydraulic cylinder pass through pipeline connection.
Preferably, described car body is also equipped with air accumulator and for the air compressor machine supplied to described air accumulator.
Preferably, described car body is also equipped with water tank and slip casting machine.
This utility model is with the difference of prior art, this utility model provide for tunnel defect administer
Work platforms by arrange can in tunnel the car body of movement, and on car body install lifting arm, lifting arm upper end installation
Hanging basket, when detecting tunnel and keeping in repair, can install detection and maintenance of equipment in hanging basket, moves by controlling car body
To needing near the position of detection, then control lifting arm and hanging basket is lifted to the position that tunnel needs to administer such that it is able to be logical
Cross the equipment being arranged in hanging basket tunnel is detected or administers, therefore, the work platforms energy provided by this utility model
Enough fast and efficiently tunnel is renovated.
Other features and advantages of the utility model will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes a part for description, with following
Detailed description of the invention be used for explaining this utility model together, but be not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the axonometric chart of the work platforms that this utility model is administered for tunnel defect；
Fig. 2 is lifting arm and the axonometric chart of hanging basket of the work platforms that this utility model is administered for tunnel defect；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is the enlarged drawing in Fig. 2 at B；
Description of reference numerals
1 car body 11 air accumulator
12 air compressor machine 2 lifting arms
21 chassis 22 main bodys
23 elevating lever 24 first actuators
25 second actuator 26 first follower hydraulic cylinders
27 second follower hydraulic cylinder 3 hanging baskets
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It should be appreciated that herein
Described detailed description of the invention is merely to illustrate and explains this utility model, is not limited to this utility model.
In this utility model, in the case of illustrating on the contrary, the noun of locality of use such as " upper and lower, " typically refers to
The work platforms administered for tunnel defect that this utility model provides defines under normal usage, and with accompanying drawing 1 institute
The above-below direction shown is consistent.
Suitably with reference to shown in Fig. 1, this utility model provides the work for tunnel defect improvement of basic embodiment to put down
Platform may be configured to the car body 1 of movement in tunnel, the lifting arm 2 being arranged on described car body 1 and is fixed on described lifting
Arm 2 upper end is for the hanging basket 3 of bearing tunnel Defect inspection abatement equipment.
It is sick that the work platforms that the tunnel defect that this utility model provides is administered can install various tunnel on work platforms
Evil detection and the equipment administered, need not the heavier equipment of lifting for some, and such as air compressor machine etc. may be mounted at car body 1
On.In the embodiment of utility model, described car body 1 is provided with air accumulator 11 and for supplying to described air accumulator 11
Air compressor machine 12, and water tank and slip casting machine etc..For some need after lifting with the equipment of tunneling contact, such as visit Rhizoma Anemones flaccidae
Reach, rig etc. may be mounted on hanging basket 3.
When the tunnel defect control platform provided by this utility model is used for tunnel defect improvement, can be by control
Car body 1 processed move to need detection or administer tunnel defect position, be then able to utilize easily be arranged on car body 1 or
Equipment on hanging basket 3 carries out tunnel defect detection or improvement.
In this utility model, described car body 1 can be the existing various vehicle platform run on highway or rail.
Such as, in a specific embodiment of the present invention, it is possible to use south, Baoji car epoch GCY-300II type railway work business track
The car body of car is as platform, and this car body can realize the motion of multiple degree of freedom, thus in realizing tunnel, the comprehensive of disease renovates.Tool
Body ground, this car body is mainly made up of headstock, vehicular platform, hydraulic system, electrical system etc., and it is long that this car body has shorter driver's cabin
Degree, longer car body loading part, mobile unit needs can be met；The headstock of this car body mainly includes that bicycle shed, standardization are handled
Platform, seat, control system, execution system and dynamical system etc..Using hollow side window in car, windshield is the safe glass of doubling
Glass, broad view, sound isolating and heat insulating performance is good；Indoor are disposed with standardization bench board, and standardization bench board is except being integrated with control
And outside handling, also it is preset with the installation site of radio station and supervising device；Driver's seat can adjust angle of inclination and front and back, just
Position；Meanwhile, car body and bogie thereof have ruggedized construction, and axle weighs 12t, can meet installing additional of lifting arm 2；On car body
It is additionally provided with the integral shaft generator of 75KW, mobile unit and power supply for construction needs can be met；This car body uses hydraulic power, can
To meet 3～5Km/h low speed traveling requirements, power drive system uses lower outstanding layout, has two way function, and speed is fast,
Can meet job requirements very well, and driving power is strong, maintenance work amount is little.
The lifting arm 2 being arranged in this utility model on car body 1 can use the various machinery being capable of lifting function
Arm, the such as lifting arm 2 shown in Fig. 1.
In order to more adapt to the regulation of tunnel defect, in preferred implementation of the present utility model, described lifting arm 2 wraps
The main body 22 include the chassis 21 being arranged on described car body 1, being installed in rotation on described chassis 21 and one end and described master
Body 22 by the hinged elevating lever 23 of the first jointed shaft and for drive that described elevating lever 23 rotates around the first jointed shaft the
One actuator 24, described hanging basket 3 is arranged on the other end of described elevating lever 23.
Wherein, chassis 21 can by multiple being bolted on car body 1 along chassis circumference is uniform, described main body 22 with
Can be by rotationally supporting connection between described chassis 21.Due to main body 22 and the device such as lifting arm thereon 2 and hanging basket 3 relatively
Weight, in order to the described main body 22 that makes being more prone to rotates, described main body 22 or described chassis 21 is provided with for driving
State the second actuator 25 that main body 22 rotates.Second actuator 25 can be motor or the hydraulic motor of band reductor, motor
Or the type of belt drive between hydraulic motor and main body 22 can be gear drive or V belt translation etc..For example, it is possible to will slow down
Motor is fixed in main body 22, and the output shaft of reducing motor is installed with little gear, fixes suit or add in main body 22
Work has gear wheel, gear wheel to engage with little gear, thus drives described main body 22 to rotate.
Shown in Fig. 2, Fig. 3, the first actuator 24 can also use the various power that elevating lever 23 can be driven to rotate
Element.For example, it is possible to drive the first jointed shaft to rotate by powerful reducing motor, now elevating lever 23 and the first jointed shaft
Between be relatively fixed, thus drive elevating lever 23 to rotate.In order to save installing space, and ensure the stability of structure, in this reality
With in novel preferred implementation, described first actuator 24 is the device of linear movement output, described first actuator 24
It is connected on described main body 22 and described elevating lever 23.Specifically, the first actuator 24 can use hydraulic cylinder, hydraulic cylinder body
Lower end be hinged in main body 22, the piston rod outer end of hydraulic cylinder is hinged on elevating lever 23, stretching by hydraulic cylinder piston rod
Go out or retract, elevating lever 23 can be realized and rotate around the first jointed shaft.It will be appreciated by those skilled in the art that hydraulic cylinder is anti-
In time installing, it is also possible to realizing the function driving elevating lever to rotate, the i.e. cylinder body of hydraulic cylinder and be hinged on elevating lever 23, piston rod cuts with scissors
It is connected in main body 22.
In order to ensure elevating lever 23 in lifting or when falling, the hanging basket 3 being arranged on elevating lever 23 all can keep water
Flat, in a preferred implementation of the present utility model, see shown in Fig. 2, Fig. 4, described hanging basket 3 is cut with scissors by the second jointed shaft
Being connected on described elevating lever 23, described second jointed shaft is horizontally disposed with, and is provided with between described elevating lever 23 and described hanging basket 3
One follower hydraulic cylinder 26, described first follower hydraulic cylinder 26 can drive described hanging basket 3 to rotate around described second jointed shaft.Can
Detect the horizontal body of hanging basket 3 with the sensor by being arranged on hanging basket 3, control Hydraulic Elements, make the first follow-up hydraulic
The piston rod of cylinder 26 stretches out or retracts, and stretches out or retraction amount by controlling piston rod, can control hanging basket 3 around the second hinge
The angle that spindle rotates, thus ensure that hanging basket 3 is constantly in level.
In another preferred embodiment of the present utility model, can interact to protect by two follower hydraulic cylinders
Card hanging basket 3 is in level.Specifically, described hanging basket 3 is hinged on described elevating lever 23 by the second jointed shaft, and described
Two jointed shafts are horizontally disposed with, and are provided with the first follower hydraulic cylinder 26 between described elevating lever 23 and described hanging basket 3, described first with
Hydrodynamic cylinder pressure 26 can drive described hanging basket 3 to rotate around described second jointed shaft, described first jointed shaft and described second hinge
Spindle is parallel, be provided with between described main body 22 and described elevating lever 23 with described first follower hydraulic cylinder 26 linkage second with
Hydrodynamic cylinder pressure 27, described second follower hydraulic cylinder 27 is connected on described main body 22 and described elevating lever 23, when described elevating lever
During 23 rotation, the piston rod of described second follower hydraulic cylinder 27 stretches out therewith or retracts, and drives described first follower hydraulic cylinder 26
Piston rod movement, to drive described hanging basket 3 to rotate, make described hanging basket 3 holding level.
The hydraulic fluid port of the first follower hydraulic cylinder and the second follower hydraulic cylinder can use multiple connected mode.Such as, described liter
Fall bar 23 lifting time, the piston rod of described second follower hydraulic cylinder 27 stretches out, the rod chamber of described second follower hydraulic cylinder 27 with
The rod chamber of described first follower hydraulic cylinder 26 passes through pipeline connection, the rodless cavity of described second follower hydraulic cylinder 27 and described the
The rodless cavity of one follower hydraulic cylinder 26 passes through pipeline connection.After the piston rod of the second follower hydraulic cylinder 27 stretches out so that second with
Running of hydraulic power oil in the rod chamber of hydrodynamic cylinder pressure 27, to the rod chamber of the first follower hydraulic cylinder 26, makes the first follower hydraulic cylinder 26
Piston rod retract so that the hanging basket 3 caused due to elevating lever 23 lifting is lifted up angle by the first follower hydraulic cylinder
26 make hanging basket 3 be rotated down and the angle that declines is offset, it is ensured that hanging basket 3 is in level.
Conceive based on above-mentioned technology, according to first follower hydraulic cylinder 26 articulated position on hanging basket 3 and the second jointed shaft
Between position, and the position between articulated position and the first jointed shaft that the second follower hydraulic cylinder 27 is on elevating lever 23 is not
With, the connected relation between the first follower hydraulic cylinder 26 and rod chamber and the rodless cavity of the second follower hydraulic cylinder 27 can do and adapt to
Property adjust.
At the work platforms that utility model is administered for tunnel defect, car body 1 can be controlled on track (or highway)
Arriving job site with the shortest time, utilization simultaneously is installed on the equipment on work platforms and detects and administer.First, exist
During detection tunnel defect, stop car body 1 and walk, start the first actuator 24, by the first actuator 24, elevating lever 23 is praised
To specified altitude assignment, tunnel is detected by staff by detection equipment such as the detection radars that is arranged on hanging basket 3, finds disease
During evil, punched by the puncher being arranged on hanging basket 3, then utilize air accumulator 11 to blow high-pressure blast in boring, powder in stitching
Dirt cleans up, and observes the situation in crack, is then carried out at fracture faces quick hardening cement or epoxy resin mortar by slip casting machine
Sealing treatment, thus the region realizing damaging tunnel carries out the operations such as efficient, quick, safe detection, punching, slip casting.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this utility model does not limit
Detail in above-mentioned embodiment, in technology concept of the present utility model, can be to skill of the present utility model
Art scheme carries out multiple simple variant, and these simple variant belong to protection domain of the present utility model.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, this utility model is to respectively
Plant possible compound mode to illustrate the most separately.
Additionally, combination in any can also be carried out, as long as it is not disobeyed between various different embodiment of the present utility model
Carrying on the back thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (7)
1. the work platforms administered for tunnel defect, it is characterised in that the described work administered for tunnel defect is put down
Platform include can in tunnel the car body (1) of movement, the lifting arm (2) being arranged on described car body (1) and be fixed on described liter
Fall arm (2) upper end is for the hanging basket (3) of bearing tunnel Defect inspection abatement equipment, and described lifting arm (2) includes being arranged on described
Chassis (21) on car body (1), the main body (22) being installed in rotation on described chassis (21) and one end and described main body
(22) pass through the hinged elevating lever (23) of the first jointed shaft and be used for driving described elevating lever (23) to rotate around the first jointed shaft
The first actuator (24), described hanging basket (3) is arranged on the other end of described elevating lever (23), and described hanging basket (3) is by the
Two jointed shafts are hinged on described elevating lever (23), and described second jointed shaft is horizontally disposed with, described elevating lever (23) and described hang
Being provided with the first follower hydraulic cylinder (26) between basket (3), described first follower hydraulic cylinder (26) can drive described hanging basket (3) to enclose
Rotating around described second jointed shaft, described first jointed shaft is parallel with described second jointed shaft, described main body (22) and described liter
Be provided with the second follower hydraulic cylinder (27) linked with described first follower hydraulic cylinder (26) between fall bar (23), described second with
Hydrodynamic cylinder pressure (27) is connected on described main body (22) and described elevating lever (23), when described elevating lever (23) rotates, described
The piston rod of the second follower hydraulic cylinder (27) stretches out therewith or retracts, and drives the piston rod of described first follower hydraulic cylinder (26) to transport
Dynamic, to drive described hanging basket (3) to rotate, make described hanging basket (3) keep level.
The work platforms administered for tunnel defect the most according to claim 1, it is characterised in that described first actuator
(24) being the device of linear movement output, described first actuator (24) is connected to described main body (22) and described elevating lever (23)
On.
The work platforms administered for tunnel defect the most according to claim 2, it is characterised in that described first actuator
(24) it is hydraulic cylinder.
The work platforms administered for tunnel defect the most according to claim 1, it is characterised in that described main body (22)
It is connected by rotationally supporting with between described chassis (21), described main body (22) or described chassis (21) are provided with for driving
The second actuator (25) that dynamic described main body (22) rotates.
The work platforms administered for tunnel defect the most according to claim 1, it is characterised in that described elevating lever (23)
During lifting, the piston rod of described second follower hydraulic cylinder (27) stretches out, the rod chamber of described second follower hydraulic cylinder (27) and institute
The rod chamber stating the first follower hydraulic cylinder (26) passes through pipeline connection, and the rodless cavity of described second follower hydraulic cylinder (27) is with described
The rodless cavity of the first follower hydraulic cylinder (26) passes through pipeline connection.
The work platforms administered for tunnel defect the most according to claim 1, it is characterised in that on described car body (1)
It is also equipped with air accumulator (11) and for the air compressor machine (12) supplied to described air accumulator (11).
The work platforms administered for tunnel defect the most according to claim 1, it is characterised in that on described car body (1)
It is also equipped with water tank and slip casting machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521138101.1U CN205503141U (en) | 2015-12-31 | 2015-12-31 | A work platform for tunnel disease management |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521138101.1U CN205503141U (en) | 2015-12-31 | 2015-12-31 | A work platform for tunnel disease management |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205503141U true CN205503141U (en) | 2016-08-24 |
Family
ID=56720943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521138101.1U Active CN205503141U (en) | 2015-12-31 | 2015-12-31 | A work platform for tunnel disease management |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205503141U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107882573A (en) * | 2017-11-23 | 2018-04-06 | 北京新能正源环境科技有限公司 | Multifunction working platform and bow member installation chassis |
| CN108019219A (en) * | 2017-12-29 | 2018-05-11 | 中铁第四勘察设计院集团有限公司 | Tunnel defect comprehensive improvement automatization operation system and method |
| CN108891432A (en) * | 2018-07-06 | 2018-11-27 | 中国铁建重工集团有限公司 | Railway tunnel maintenance car group |
| CN112172687A (en) * | 2020-09-15 | 2021-01-05 | 北京航天发射技术研究所 | Mechanism is transferred to ground penetrating radar |
| CN112196577A (en) * | 2020-07-21 | 2021-01-08 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Dual-power-driven intelligent tunnel maintenance train |
| CN113464163A (en) * | 2021-06-15 | 2021-10-01 | 中铁武汉勘察设计院有限公司 | Tunnel lining lower cavity maintenance integrated trolley system and method |
-
2015
- 2015-12-31 CN CN201521138101.1U patent/CN205503141U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107882573A (en) * | 2017-11-23 | 2018-04-06 | 北京新能正源环境科技有限公司 | Multifunction working platform and bow member installation chassis |
| CN108019219A (en) * | 2017-12-29 | 2018-05-11 | 中铁第四勘察设计院集团有限公司 | Tunnel defect comprehensive improvement automatization operation system and method |
| CN108019219B (en) * | 2017-12-29 | 2023-12-15 | 中铁第四勘察设计院集团有限公司 | Automatic operation system and method for comprehensive tunnel defect treatment |
| CN108891432A (en) * | 2018-07-06 | 2018-11-27 | 中国铁建重工集团有限公司 | Railway tunnel maintenance car group |
| CN112196577A (en) * | 2020-07-21 | 2021-01-08 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Dual-power-driven intelligent tunnel maintenance train |
| CN112196577B (en) * | 2020-07-21 | 2023-06-30 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Double-power-driven intelligent tunnel maintenance train |
| CN112172687A (en) * | 2020-09-15 | 2021-01-05 | 北京航天发射技术研究所 | Mechanism is transferred to ground penetrating radar |
| CN113464163A (en) * | 2021-06-15 | 2021-10-01 | 中铁武汉勘察设计院有限公司 | Tunnel lining lower cavity maintenance integrated trolley system and method |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |