CN202209175U - Adjustable irregularly-shaped stepping tunneling machine with soil-rock separating function - Google Patents
Adjustable irregularly-shaped stepping tunneling machine with soil-rock separating function Download PDFInfo
- Publication number
- CN202209175U CN202209175U CN2011203169206U CN201120316920U CN202209175U CN 202209175 U CN202209175 U CN 202209175U CN 2011203169206 U CN2011203169206 U CN 2011203169206U CN 201120316920 U CN201120316920 U CN 201120316920U CN 202209175 U CN202209175 U CN 202209175U
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- China
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- tunneling machine
- adjustable
- native stone
- advance support
- machine body
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- Expired - Fee Related
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Abstract
The utility model relates to an adjustable irregularly-shaped stepping tunneling machine with a soil-rock separating function, which comprises a tunneling machine body, a steel pipe section, a propulsion telescopic oil cylinder and an oil cylinder fixing bracket. The adjustable irregularly-shaped stepping tunneling machine is characterized in that an advance support brim is arranged above the tunneling machine body; the lower end of the advance support brim is connected with a jacking piston mounted on the propulsion telescopic oil cylinder in the tunneling machine body; a steel plate placed on the steel pipe section is connected to the rear end of the advance support brim; and a tunneling sealing steel door is formed in the front of the tunneling machine body; a lateral wing is arranged on the lateral side of the advance support brim; a soil-rock separating plate is mounted in front of the tunneling machine body, and is arranged on a soil-rock separating plate fixing seat in front of the tunneling machine body in a horizontal plane manner; and the steel plate on the steel pipe section is an anti-friction steel plate. The utility model has the advantages that underground tunneling can be carried out under the condition of an ultra-thin overburden layer; and underground tunneling construction of traversing an existing railway track ballast layer can be realized.
Description
Technical field
The utility model relates to a kind of development machine, and particularly a kind of adjustable native stone separates the special-shaped development machine of stepping.
Background technology
Built many speedways at present, maybe be because at the construction initial stage, areas at both sides have the demand of personnel transfer; But along with flow of personnel and expanding economy, the personnel that are distributed in the speedway areas at both sides need interface channel, at this moment just need under the speedway of having opened, build the underground passage that a confession bicycle and pedestrian pass through; What have also will build the motor-driven current tunnel of bigger confession, because the speedway that has been open to traffic is current busy, and can't be when building underground passage with Traffic interruption; And supply the tunnel gradient of bicycle and walk can not be too big, otherwise current just difficulty very, so to push up the distance of roadbed just little in the tunnel; And when the soil layer of top covering is very thin; Below construction can produce big disturbance to soil layer, serious meeting makes the roadbed landslide, causes speedway to interrupt.The culvert construction of the flat-changed-into-sloping that carry out the below of this external existing railway line, its difficulty is bigger, because on existing railway line, pass through train; Train travel is that rail is produced huge pressure; And produce big vibration, and the rubble ballast aggregate that rail lower floor lays is loose shape, in case the upper strata is produced disturbance when tunneling below; The rubble ballast aggregate will cave in, and causes the train in starting that the derailing capsizing case takes place.Therefore there are many places have to deepen the degree of depth in tunnel as much as possible now; With the thickness of increasing upper strata, tunnel overlying soil, and need reinforce, thereby increase the duration and the cost of construction greatly construction place; And the tunnel of great slope is to from now on current making troubles; The excavation in tunnel just can't be carried out in the restricted place of some condition, can only spend bigger cost to carry out the construction of viaduct.Therefore demand designing the underground tunnel piercing method of the shallow-layer that makes new advances urgently.
The utility model content
The purpose of the utility model is to solve in the prior art under shallow overlying soil, to carry out the existing the problems referred to above of constructing tunnel, provides a kind of adjustable native stone to separate the special-shaped development machine of stepping.The utility model designs a kind of adjustable native stone and separates the special-shaped development machine of stepping; Comprise driving body, steel pipe joint, advance telescopic oil cylinder, oil cylinder fixed support; It is characterized in that: above the driving body, an advance support shade is arranged; The lower end of advance support shade is mounted on the jacking piston of the propelling telescopic oil cylinder in the driving body; The rear end of advance support shade connects the steel plate that is placed on the steel pipe joint, and driving body front offers driving sealing steel casement door, and it is characterized in that: there is flank the side of advance support shade.It is characterized in that: the front at the driving body is equipped with native stone separating plate, and native stone separating plate is horizontal plane to be placed, and native stone separating plate is installed on the native stone separating plate holder of driving body front.It is characterized in that: offer plural at least mounting groove on the native stone separating plate holder.It is characterized in that: the steel plate on the described steel pipe joint is the antifriction steel plate.The utility model has the advantages that and under the condition of ultra-shallow earth-covered layer, to carry out the construction of subterranean tunnel driving, the construction that especially can pass through the subterranean tunnel of existing railway line road slag blanket.
Description of drawings
Fig. 1 is the structural representation (the advance support shade is in the starting position) of the utility model.
Fig. 2 is the structural representation (the driving position after the stepping of advance support shade) of the utility model.
Below in conjunction with accompanying drawing and construction embodiment the utility model is made detailed operation instruction.
The specific embodiment
Comprise driving body 1, steel pipe joint 2 among the figure, advance telescopic oil cylinder 3, oil cylinder fixed support 4; It is characterized in that: above the driving body, an advance support shade 5 is arranged; The lower end of advance support shade is mounted on the jacking piston 6 of the propelling telescopic oil cylinder in the driving body; The rear end of advance support shade connects the steel plate 7 that is placed on the steel pipe joint, and driving body front offers driving sealing steel casement door 8, and it is characterized in that: there is flank 9 side of advance support shade.It is characterized in that: the front at the driving body is equipped with native stone separating plate 10, and native stone separating plate is horizontal plane to be placed, and native stone separating plate is installed on the native stone separating plate holder 11 of driving body front.It is characterized in that: offer plural at least mounting groove 12 on the native stone separating plate holder.It is characterized in that: the steel plate on the described steel pipe joint is the antifriction steel plate.
During construction, the driving body is installed to the position that needs driving, the follow-up steel pipe joint of connection is installed then; And the antifriction steel plate on advance support shade and the steel pipe joint is connected; The geology of excavating according to the place ahead then has stone if any passing through the place existing railway ballast aggregate or that driving passes through, can adjust the installation site of native stone separating plate; And securely native stone separating plate is installed on the native stone separating plate holder 11, so that when excavating, take layering to excavate.Before excavation, start the propelling telescopic oil cylinder earlier, with a job of advance support shade jacking step-length; Above driving body development end, produce one mask, and the advance support shade is when travelling forward, through the antifriction steel plate on the steel pipe joint that is positioned at that connects; With the antifriction steel plate step-length of working of also advancing together, open the driving sealing steel casement door of driving body front, carry out the excavation of manual work or machinery; Excavate rear enclosed driving sealing steel casement door; The steel pipe of promoting comprehensively from behind then joint makes step-length of driving body and steel pipe joint jacking, carries out the construction of next step-length again.Because when promoting comprehensively; Save the integral body that has an advance support shade and antifriction steel plate to constitute at the steel pipe that reaches institute's jacking above the development end and prop up mask; Therefore the top soil layer for development end and jacking face can not produce disturbance basically; And rely on native stone separating plate soil and building stones to be excavated layering, guarantee carrying out smoothly of excavation.
Claims (5)
1. an adjustable native stone separates the special-shaped development machine of stepping; Comprise driving body, steel pipe joint, advance telescopic oil cylinder, oil cylinder fixed support; It is characterized in that: above the driving body, an advance support shade is arranged; The lower end of advance support shade is mounted on the jacking piston of the propelling telescopic oil cylinder in the driving body, and the rear end of advance support shade connects the steel plate that is placed on the steel pipe joint, and driving body front offers driving sealing steel casement door.
2. separate the special-shaped development machine of stepping by the described a kind of adjustable native stone of claim 1; It is characterized in that: the front at the driving body is equipped with native stone separating plate; Soil stone separating plate is horizontal plane to be placed, and native stone separating plate is installed on the native stone separating plate holder of driving body front.
3. separate the special-shaped development machine of stepping by the described a kind of adjustable native stone of claim 2, it is characterized in that: offer plural at least mounting groove on the native stone separating plate holder.
4. separate the special-shaped development machine of stepping by the described a kind of adjustable native stone of claim 1, it is characterized in that: the steel plate on the described steel pipe joint is the antifriction steel plate.
5. separate the special-shaped development machine of stepping by the described a kind of adjustable native stone of claim 1, it is characterized in that: there is flank the side of advance support shade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203169206U CN202209175U (en) | 2011-08-29 | 2011-08-29 | Adjustable irregularly-shaped stepping tunneling machine with soil-rock separating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203169206U CN202209175U (en) | 2011-08-29 | 2011-08-29 | Adjustable irregularly-shaped stepping tunneling machine with soil-rock separating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209175U true CN202209175U (en) | 2012-05-02 |
Family
ID=45988726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203169206U Expired - Fee Related CN202209175U (en) | 2011-08-29 | 2011-08-29 | Adjustable irregularly-shaped stepping tunneling machine with soil-rock separating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202209175U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953734A (en) * | 2011-08-29 | 2013-03-06 | 上海市机械施工有限公司 | Adjustable stepping special-shaped tunneling machine with earth and rock separation function |
| CN105257298A (en) * | 2015-11-06 | 2016-01-20 | 上海隧道工程有限公司 | Main jacking apparatus of stepper tube push bench |
-
2011
- 2011-08-29 CN CN2011203169206U patent/CN202209175U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953734A (en) * | 2011-08-29 | 2013-03-06 | 上海市机械施工有限公司 | Adjustable stepping special-shaped tunneling machine with earth and rock separation function |
| CN102953734B (en) * | 2011-08-29 | 2015-02-04 | 上海市机械施工集团有限公司 | Adjustable stepping special-shaped tunneling machine with earth and rock separation function |
| CN105257298A (en) * | 2015-11-06 | 2016-01-20 | 上海隧道工程有限公司 | Main jacking apparatus of stepper tube push bench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120502 Termination date: 20160829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |