CN208734333U - A kind of shield machine factory load testing device for simulating geological environment - Google Patents
A kind of shield machine factory load testing device for simulating geological environment Download PDFInfo
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- CN208734333U CN208734333U CN201821372587.9U CN201821372587U CN208734333U CN 208734333 U CN208734333 U CN 208734333U CN 201821372587 U CN201821372587 U CN 201821372587U CN 208734333 U CN208734333 U CN 208734333U
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- geology
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- shield machine
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Abstract
The utility model discloses a kind of shield machine factory load testing devices for simulating geological environment, case, portal, shield body bracket, the first pull rod, the second pull rod and reaction frame are formed including pedestal, geology, the pedestal is board type members, geology forms case and is fixed on pedestal one end, shield body bracket is fixed on the middle part of pedestal, shield machine host is mounted on shield body bracket, and the reaction frame is mounted on the rear end of pedestal, and the first pull rod is tiltedly mounted between pedestal and reaction frame；The portal baffle that one end of the portal and geology form case, which is installed, to be fixed, and the second pull rod forms cabinet with the geology that geology forms case and is fixedly connected.The utility model can dividual simulation go out shield machine driving section notable difference geological environment；By propulsion system pushing reaction frame, the portal opening formed on cabinet by geology enters geology formation case and carries out simulation driving assembled shield machine host, and then realizes the test run of shield machine factory load.
Description
Technical field
The utility model relates to a kind of shield machine factory load testing devices for simulating geological environment, belong to shield machine technology
Field.
Background technique
Shield machine has the characteristic of underconstrained because of bulky, needs installation and operation in starting well at the scene, in factory only
It can be carried out the unloaded test run under the fixed operating condition of shield body, it is difficult to realize equipment the machine factory load test run.Although industry has been done huge
Effort, but be also only capable of carrying out partial properties experiment in laboratory conditions by model or model equipment at present.For example, notification number
For the Chinese invention patent of CN104807662A, " a kind of experimental bench for simulating TBM construction operation real working condition " is disclosed, is passed through
The loading device and TBM model being equipped with along the tunneling direction of experimental bench carry out simulating TBM construction operation in laboratory conditions；
In another example notification number is the Chinese invention patent of CN108198505A, a kind of " tunnel shield formula TBM beans gravel construction is disclosed
Simulator " can only also carry out shield analog study in laboratory conditions.
Due to the unstability of weak soil (rock) geology, shield machine factory load test run is more difficult to realize.For example, notification number
For CN107489426A Chinese invention patent, disclose " a kind of slurry shield indoor simulation mole and its analogy method ",
Also only devise it is a set of by shield shell, by hydraulic motor band movable knife disc rotate, and by jack pushing reaction wall carry out
The model test apparatus of driving, rather than shield machine factory load test run is realized with equipment itself.
Summary of the invention
Technical problem to be solved in the utility model is in view of the defects existing in the prior art, to provide a kind of simulation geology
The shield machine factory load testing device of environment carries out driving section shield environment and simulates entirely, passes through shield machine host equipment sheet
Body realizes factory load test run.
In order to solve this technical problem, the utility model provides a kind of shield machine factory load examination for simulating geological environment
Vehicle device, including pedestal, geology form case, portal, shield body bracket, the first pull rod, the second pull rod and reaction frame, the pedestal are
Board type members, geology form case and are fixed on pedestal one end, and shield body bracket is fixed on the middle part of pedestal, and shield machine host is mounted on shield
On body bracket, the reaction frame is mounted on the rear end of pedestal, and the first pull rod is tiltedly mounted between pedestal and reaction frame；The hole
The portal baffle that one end of door and geology form case installs fixation, and the geology that the second pull rod and geology form case forms cabinet and fixes
Connection.
It includes that cabinet, oil cylinder installation crossbeam, oil cylinder pressurizing device and portal baffle are formed by geology that the geology, which forms case,
It is that the installation crossbeam of oil cylinder described in upper opening of cuboid shell structure is fixed on geology formation cabinet that the geology, which forms cabinet,
Top, the oil cylinder installation crossbeam are equipped with multiple oil cylinder mounting holes, and oil cylinder pressurizing device is mounted in oil cylinder mounting hole；It is described
The geology formation bottom of box, which is equipped with, is equipped with portal baffle with the matched fixed connection structure of pedestal, one wall.
The portal is annular cylinder shape structural member, and diameter of bore is consistent with practical starting well size.
The pedestal is board type members, is at least constituted by one section.
The portal and reaction frame are split type, bilateral symmetry.
The utility model has the advantages that a kind of shield machine factory load testing device of simulation geological environment of the utility model, main to wrap
It includes geology and forms case, shield body bracket and reaction frame.Geology forms on case and is arranged with multiple oil cylinder pressurizing devices in length and breadth to geology shape
Pressurize at the ground in case, can dividual simulation go out shield machine driving section notable difference geological environment；Geology is formed
The vertical wall of cabinet, which is equipped with, excavates the substantially matched portal opening of size with shield machine, and shield machine main engine axis and portal are open
Axis essentially coincides, and by shield body bracket, allows shield machine host to enter geology and forms case driving；Geology forms case, shield body support
Frame and reaction frame are connected as one by pedestal or ground built-in fitting and the first pull rod, the second pull rod, are able to bear shield machine pick
Into when reaction force.Therefore, assembled shield machine host forms cabinet by geology by propulsion system pushing reaction frame
On portal opening enter geology and form case and carry out simulation driving, and then realize the test run of shield machine factory load.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram that the utility model geology forms case；
Fig. 3 is that the utility model geology forms case portal baffle and is changed to the A after portal to structural schematic diagram
In figure: 1 pedestal, 2 geology form case, 3 portals, 4 shield body brackets, 5 first pull rods, 6 second pull rods, 7 reaction frames, 8
Shield machine host；21 geology form cabinet, 22 oil cylinders install crossbeam, 23 oil cylinder pressurizing devices, 24 portal baffles.
Specific embodiment
The utility model is specifically described with reference to the accompanying drawings and embodiments.
Fig. 1 show the structural schematic diagram of the utility model.
The utility model provide it is a kind of simulate geological environment shield machine factory load testing device, including pedestal 1,
Matter forms case 2, portal 3, shield body bracket 4, the first pull rod 5, the second pull rod 6 and reaction frame 7.
The pedestal 1 is board type members, and geology forms case 2 and is fixed on 1 one end of pedestal, and shield body bracket 4 is fixed on pedestal 1
Middle part, shield machine host 8 are mounted on shield body bracket 4, and the reaction frame 7 is mounted on the rear end of pedestal 1, the inclination of the first pull rod 5
It is mounted between pedestal 1 and reaction frame 7, the second pull rod 6 is mounted on geology and is formed between case 2 and the reaction frame 7.
Fig. 3, which show the utility model geology and forms case portal baffle, is changed to the A after portal to structural schematic diagram.
When Simulation Study On Pressure geological environment: the geology that the geology forms case 2 forms cabinet 21 and the installation of portal baffle 24 is solid
It is fixed, before load test run, portal baffle 24 is displaced with the portal 3.
The pedestal 1 is board type members, is at least constituted by one section.Be equipped with T-slot above so as to installed above with it its
He is fixedly connected associated part, is surrounded by bolt mounting holes and connect with the built-in fitting in mill floor.The pedestal 1 is mainly used as
The geology is formed into case 2, shield body bracket 4 and reaction frame 7 etc. and is connected to become an entirety, is able to bear shield machine load test run
Reaction force；If ground built-in fitting is enough in factory floor ground, the pedestal 1 can also be substituted with the ground built-in fitting, institute
Stating geology formation case 2, shield body bracket 4 and reaction frame 7 etc. can directly be fixedly mounted on the built-in fitting of ground.The ground is pre-buried
It should be arranged on part such as the matched structure of fixing bolt, such as T-slot.
Fig. 2 show the structural schematic diagram that the utility model geology forms case.
It includes that geology forms cabinet 21, oil cylinder installation crossbeam 22, oil cylinder pressurizing device 23 and portal that the geology, which forms case 2,
Baffle 24.
It is upper opening of cuboid shell structure that the geology, which forms cabinet 21, is fixed on the upper of 1 front end of pedestal
Face is mainly used for containing the ground of geological environment simulation, fix below by fastener and the pedestal 1 or ground built-in fitting
Connection, the wall in face of shield machine side, which is equipped with, excavates the substantially matched portal opening of size, portal opening with shield machine
Periphery is provided with the threaded hole connecting with portal baffle 24.
The oil cylinder installation crossbeam 22 is fixed on geology and forms 21 top of cabinet, arranges in length and breadth on the oil cylinder installation crossbeam 22
Multiple oil cylinder pressurizing device mounting holes are arranged in column, and oil cylinder pressurizing device 23 is mounted in oil cylinder pressurizing device mounting hole, each oil
The lower end of cylinder plug it is separately installed one block of non-porous steel plate, Cylinder Plunger stroke both it is ensured that when being raised to maximum height rock
Soil can smoothly be packed into geology and be formed in cabinet, and give the enough pressure of ground when it is ensured that depressing.
The portal baffle 24 is plate structure, is mounted on the geology and is formed outside vertical wall of the cabinet 21 with portal opening
On surface, to block portal opening during being compacted geology and forming ground in cabinet 21, when geology is formed in cabinet 21
Ground be compacted to and meet the requirements after, up till now the portal baffle 24 will be unloaded in due course for test run, be replaced with the portal 3, with
Just shield machine load test run.The geology forms 21 inner wall smooth of cabinet without protrusion, so as to the oil cylinder pressurizing device 23 operation
It is unobstructed.
The geology forms 21 bottom of cabinet and is equipped with and the matched fixed connection structure of pedestal 1.
The geology forms cabinet 21 and is equipped with portal opening, portal opening week on the wall of 8 side of shield machine host
Side is equipped with portal baffle 24 and is fixedly connected with screw hole, is used for mounting hole door guard plate 24 or portal 3.Preferred embodiment is shield machine boss rod
Line is essentially coincided with portal opening axis.
Further,
The oil cylinder installation crossbeam 22 is equipped with multiple oil cylinder mounting holes, for oil cylinder pressurizing device 23, institute to be fixedly mounted
Oil cylinder pressurizing device 23 is stated mainly to be made of oil cylinder and the pressurization connecting with Cylinder Plunger lower end without blind patch.
Further,
The oil cylinder pressurizing device 23 is multiple to arranging in length and breadth along shield machine driving point, so as to dividual simulation shield machine driving
The geological environment of section notable difference.
Further,
The oil cylinder pressurizing device 23 can concurrently or separately stretch, so that the ground that geology is formed in cabinet 21 is formed not
Same pressure and compactness, meets shield test run requirement.
The shield body bracket 4 is fixed on the middle part of pedestal 1, and shield machine host 8 is placed on shield body bracket 4, not with shield body
Bracket 4 is fixed, so that shield machine host 8 is moved along tunneling direction, but the axis it is ensured that 8 axis of shield machine host and portal are open
It essentially coincides.
The reaction frame 7 is fixedly mounted on rear end or the ground built-in fitting of the pedestal 1, by the first pull rod with it is described
Pedestal 1 or ground built-in fitting connect together, and form case 2 by the second pull rod 6 and the geology and connect together, to bear to tunnel
The reaction force of propulsion system oil cylinder when test run.
The portal 3 be annular cylinder shape structural member, diameter of bore be slightly larger than digging diameter；On the flange of 3 one end of portal
The portal baffle 24 that bolt fastening hole and geology form case 2 is installed bolt hole and match, and when 3 test run of portal is used to be formed instead of geology
The portal baffle 24 of case 2.
The portal 3 is made of annular flange and cylinder, and flange, which is equipped with, forms portal opening week on cabinet 21 with geology
The bolt hole that the portal baffle 24 on side is matched with connection screw thread hole, to facilitate replacement portal baffle 24；Flange inner hole and cylinder
Internal hole is consistent, slightly larger than maximum digging diameter, so that cutterhead, shield body pass through.
Preferred embodiment: the portal 3 and reaction frame 7 are split type, bilateral symmetry, facilitate the installation of shield machine.
The course of work of the utility model:
1) when geological environment is simulated: portal opening has been blocked with the portal baffle 24, by the oil cylinder pressurizing device 23
High point is risen to, according to geological condition different in section, good corresponding ground is matched, is filled in geology by its sequence in section
It is formed in cabinet 21, it can be to pressurize in filling, until geology forms cabinet 21 and fills up, so that dividual simulation goes out shield machine driving
The geological environment of section notable difference.
2) when the test run of shield machine load: pedestal 1 being fixedly mounted on 8 corresponding position of shield machine host, by the shield body
Bracket 4 is fixed on the middle part of the pedestal 1, is as required installed in place the equipment such as shield host 8, cutterhead, then will complete geology
Environmental simulation and the geology for unloading portal baffle 24 form case 2 and hang onto 1 leading portion of the pedestal fixed installation in place, then will
The portal 3, reaction frame 7 are fixedly mounted in place, are then connected together respectively by the first pull rod 5 with the pedestal 1, second draws
Bar 6 forms cabinet 21 with the geology and connects together.
3) after the completion of above-mentioned work, assembled shield machine host 8 can lead to by propulsion system pushing reaction frame 7
It crosses the portal opening that geology is formed on cabinet 21 and carries out simulation driving into geology formation case 2, and then realize that shield engineer's workshop is negative
Lotus test run.
A kind of shield machine factory load testing device of simulation geological environment of the utility model has following main function
Can: it is arranged with the ground that multiple oil cylinder pressurizing devices 23 form in case 2 geology in length and breadth on geology formation case 2 and pressurizes, energy
Enough dividual simulations go out the geological environment of shield machine driving section notable difference；The vertical wall that geology forms cabinet 21 is equipped with and shield
Machine excavates the substantially matched portal opening of size, and shield machine main engine axis is essentially coincided with portal opening axis, by shield body
Bracket 4 allows shield machine host 8 to enter geology and forms the driving of case 2；Geology forms case 2, shield body bracket 4 and reaction frame 7 and passes through bottom
Seat 1 or ground built-in fitting and the first pull rod 5, the second pull rod 6 are connected as one, and are able to bear reaction when shield machine driving
Power.Therefore, assembled shield machine host 8 forms the portal on cabinet 21 by geology by propulsion system pushing reaction frame 7
Opening enters geology formation case 2 and carries out simulation driving, and then realizes the test run of shield machine factory load.
The utility model the embodiment above, is merely illustrative, be not it is only, it is all in the scope of the utility model
Or the change in equivalent the scope of the utility model is surrounded by the utility model.
Claims (5)
1. a kind of shield machine factory load testing device for simulating geological environment, it is characterised in that: including pedestal (1), geology shape
At case (2), portal (3), shield body bracket (4), the first pull rod (5), the second pull rod (6) and reaction frame (7), the pedestal (1) is
Board type members, geology form case (2) and are fixed on pedestal (1) one end, and shield body bracket (4) is fixed on the middle part of pedestal (1), shield machine
Host (8) is mounted on shield body bracket (4), and the reaction frame (7) is mounted on the rear end of pedestal (1), the first pull rod (5) inclination peace
Between pedestal (1) and reaction frame (7)；The portal baffle (24) that one end of the portal (3) and geology form case (2) is installed
Fixed, the second pull rod (6) forms cabinet (21) with the geology that geology forms case (2) and is fixedly connected.
2. a kind of shield machine factory load testing device for simulating geological environment according to claim 1, it is characterised in that:
It includes that cabinet (21), oil cylinder installation crossbeam (22), oil cylinder pressurizing device (23) and hole are formed by geology that the geology, which forms case (2),
Door guard plate (24), it is that oil cylinder described in upper opening of cuboid shell structure installs crossbeam that the geology, which forms cabinet (21),
(22) it is fixed on geology and forms cabinet (21) top, oil cylinder installation crossbeam (22) is equipped with multiple oil cylinder mounting holes, oil cylinder
Pressurizing device (23) is mounted in oil cylinder mounting hole；The geology forms cabinet (21) bottom equipped with matched solid with pedestal (1)
Determine connection structure, one wall is equipped with portal baffle (24).
3. a kind of shield machine factory load testing device for simulating geological environment according to claim 1, it is characterised in that:
The portal (3) is annular cylinder shape structural member, and diameter of bore is consistent with practical starting well size.
4. a kind of shield machine factory load testing device for simulating geological environment according to claim 1, it is characterised in that:
The pedestal (1) is board type members, is at least constituted by one section.
5. a kind of shield machine factory load testing device for simulating geological environment according to claim 1-4,
Be characterized in that: the portal (3) and reaction frame (7) are split type, bilateral symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821372587.9U CN208734333U (en) | 2018-08-24 | 2018-08-24 | A kind of shield machine factory load testing device for simulating geological environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821372587.9U CN208734333U (en) | 2018-08-24 | 2018-08-24 | A kind of shield machine factory load testing device for simulating geological environment |
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| Publication Number | Publication Date |
|---|---|
| CN208734333U true CN208734333U (en) | 2019-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821372587.9U Active CN208734333U (en) | 2018-08-24 | 2018-08-24 | A kind of shield machine factory load testing device for simulating geological environment |
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| CN (1) | CN208734333U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915707A (en) * | 2018-08-24 | 2018-11-30 | 济南中铁重工轨道装备有限公司 | A kind of shield machine factory load testing device for simulating geological environment |
| CN112071182A (en) * | 2020-09-22 | 2020-12-11 | 中铁隧道局集团有限公司 | Visual test box for half-section tunneling of miniature tunneling machine |
-
2018
- 2018-08-24 CN CN201821372587.9U patent/CN208734333U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915707A (en) * | 2018-08-24 | 2018-11-30 | 济南中铁重工轨道装备有限公司 | A kind of shield machine factory load testing device for simulating geological environment |
| CN112071182A (en) * | 2020-09-22 | 2020-12-11 | 中铁隧道局集团有限公司 | Visual test box for half-section tunneling of miniature tunneling machine |
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