CN111456749B - Push counterforce device of junctional tunnel boring machine - Google Patents
Push counterforce device of junctional tunnel boring machine Download PDFInfo
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- CN111456749B CN111456749B CN202010360663.XA CN202010360663A CN111456749B CN 111456749 B CN111456749 B CN 111456749B CN 202010360663 A CN202010360663 A CN 202010360663A CN 111456749 B CN111456749 B CN 111456749B
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- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000004891 communication Methods 0.000 claims description 6
- 230000005641 tunneling Effects 0.000 abstract description 21
- 238000010276 construction Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
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Abstract
The invention provides a pushing counterforce device of a connecting channel heading machine, which comprises a supporting mechanism, wherein a rotary pushing counterforce frame is arranged on the supporting mechanism, and the pushing counterforce frame is detachably connected with the supporting mechanism. The invention has the following beneficial effects: the problem of different contact channel constructions can't share same set of top and push counter-force device is solved, when the tunneling axis contained angle of contact channel tunneling axis and main tunnel changes, lean on the wall after not dismantling, under the circumstances that top pushes away a support flange screw, only need loosen detachable connections, adjust top and push away a support and lean on the wall after, through the certain angle of circular arc slotted hole around rotatory round pin axle relative to the supporting mechanism rotation, realize top and push away the position adjustment that counter-force device becomes certain contained angle with the main tunnel tunneling direction, and then accomplish contact channel top thrust and exert, easy operation, high efficiency, and easy dismounting, because the number of top and push counter-force device sets has been reduced, manufacturing cost has further been reduced.
Description
Technical Field
The invention relates to the technical field of connection channel construction, in particular to a top-push counterforce device of a connection channel heading machine.
Background
In the technical field of tunnel construction, a plurality of communication channels are generally designed and built between two adjacent tunnels, and the functions of communicating the tunnels, draining water, fire fighting, emergency escape and the like are achieved. In the process of constructing the connection channel by a mechanical method, a constructor usually designs the tunneling axis of the connection channel to be perpendicular to the tunneling axis of the main tunnel so as to facilitate the host machine, the later matched arrangement and the application of counter force.
However, in a special section, when the functional requirements of the communication channel and obstacles such as pipelines and building supporting piles need to be avoided, the tunneling axis of the communication channel and the axis of the main tunnel are designed to have a certain included angle. According to the tunnel construction standard, every 600 meters of tunnel just will set up an interconnection passageway, just need different reaction frame devices to the construction of different interconnection passageways, change reaction frame repeatedly has not only increased construction cost, still can reduce the efficiency of construction.
Disclosure of Invention
The invention provides a pushing counterforce device of a link tunnel boring machine, which solves the problems that the existing counterforce frame cannot be adapted to the same main tunnel and the included angle between the tunneling axis of a constructed link tunnel and the tunneling axis of the main tunnel is different. Under the condition that does not change reaction frame structure, realize the construction of different contained angles contact passageway, easy operation dismantles the convenience, has shortened the dismouting machine time, has reduced manufacturing cost.
The technical scheme of the invention is realized as follows: the pushing counterforce device comprises a supporting mechanism, wherein a rotating pushing counterforce frame is arranged on the supporting mechanism, and the pushing counterforce frame is detachably connected with the supporting mechanism.
The pushing counter-force frame is provided with an arc groove hole, the circle center of the arc groove hole is superposed with the rotation center of the pushing counter-force frame, the supporting mechanism is provided with a screw hole corresponding to the arc groove hole, and a screw is connected between the arc groove hole and the screw hole.
The pushing counter-force frame comprises a pushing piece support and a rear leaning wall, the pushing piece support is connected with the rear leaning wall, the rear leaning wall is rotatably arranged on the supporting mechanism, and the pushing piece support and the rear leaning wall are detachably connected with the supporting mechanism.
The pushing piece support and the rear wall are both provided with arc slotted holes, the circle centers of the arc slotted holes are superposed with the rotation center of the rear wall, the supporting mechanism is provided with screw holes corresponding to the arc slotted holes, and screws are connected between the arc slotted holes and the screw holes.
The two pushing part supports are symmetrically arranged along the center line of the rear wall.
The pushing part support comprises a pushing frame, a connecting plate, a diagonal support, a connecting flange, a base plate and a base plate support, the connecting plate is connected with the rear wall, the diagonal support is connected between the connecting plate and the base plate, the pushing frame is arranged on the diagonal support, the base plate is connected with the connecting flange through the base plate support, and the connecting flange is provided with an arc groove hole.
And an oil cylinder is arranged on the pushing piece bracket and is used as a pushing piece.
The rear wall comprises a rear backup plate, a rotary seat and a rear wall flange, the rear backup plate is connected with the pushing part support, the rotary seat is arranged on the rear backup plate, the rotary seat is in rotary fit with the supporting mechanism, the rear backup plate is connected with the rear wall flange, and an arc groove hole is formed in the rear wall flange.
The pushing counterforce frame is rotatably arranged on the supporting mechanism through a rotating pin shaft device.
The rotary pin shaft device comprises a rotary pin shaft and a pin shaft flange, the pushing counterforce frame is rotatably arranged on the rotary pin shaft, the rotary pin shaft is connected to the pin shaft flange, and the pin shaft flange is connected with the supporting mechanism.
The invention has the following beneficial effects: the problem of different contact channel constructions can't share same set of top and push counter-force device is solved, when the tunneling axis contained angle of contact channel tunneling axis and main tunnel changes, lean on the wall after not dismantling, under the circumstances that top pushes away a support flange screw, only need loosen detachable connections, adjust top and push away a support and lean on the wall after, through the certain angle of circular arc slotted hole around rotatory round pin axle relative to the supporting mechanism rotation, realize top and push away the position adjustment that counter-force device becomes certain contained angle with the main tunnel tunneling direction, and then accomplish contact channel top thrust and exert, easy operation, high efficiency, and easy dismounting, because the number of top and push counter-force device sets has been reduced, manufacturing cost has further been reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the structure of the present invention.
Fig. 2 is a side view of the structure of the present invention.
Fig. 3 is a schematic structural view of the pushing member support of the present invention.
Fig. 4 is a schematic view of the structure of the reclining wall of the present invention.
FIG. 5 is a schematic view of the rotation of the present invention.
In the figure: 1. the device comprises a pushing piece support, 2 a rear wall, 3 a supporting mechanism, 4 a rotating pin shaft device, 101 a pushing frame, 102 a connecting plate, 103 a diagonal bracing support, 104 a connecting flange, 105 a backing plate, 106 a backing plate support, 201 a rear backing plate, 202 a rotating seat, 203 a rear wall flange, 401 a rotating pin shaft and 402 a pin shaft flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
As shown in fig. 1 and 2, the linkage tunnel boring machine pushing reaction device comprises a pushing reaction frame and a supporting mechanism 3. The pushing reaction frame is rotatably arranged on the supporting mechanism 3 through a rotating pin shaft device 4, and the pushing reaction frame is detachably connected with the supporting mechanism 3.
Specifically, an arc slot hole is formed in the pushing reaction frame, the center of the arc slot hole coincides with the rotation center of the pushing reaction frame, a screw hole corresponding to the arc slot hole is formed in the supporting mechanism 3, and a screw is connected between the arc slot hole and the screw hole.
In site construction, when the included angle between the tunneling axis of the constructed connection channel and the tunneling axis of the main tunnel is changed, the screws on the supporting mechanism 3 are loosened, the pushing counterforce frame integrally rotates for a certain angle around the rotary pin shaft device 4, the pushing direction of the pushing counterforce device of the connection channel tunneling machine is adjusted, and then the screws are locked until the connection channel is communicated. And after transition, adjusting the included angle of the pushing counterforce frame relative to the supporting mechanism again according to the included angle between the new connection channel tunneling axis and the main tunnel tunneling axis until all the connection channels are constructed.
Example 2
As shown in fig. 2 to 4, the pushing reaction frame of the linked tunnel boring machine comprises a pushing support 1 and a rear leaning wall 2, the pushing support 1 is connected with the rear leaning wall 2, the rear leaning wall 2 is rotatably arranged on a supporting mechanism 3 through a rotating pin shaft device 4, and the pushing support 1 and the rear leaning wall 2 are detachably connected with the supporting mechanism 3. Arc slotted holes are formed in the pushing part support 1 and the rear backup wall 2, the circle centers of the arc slotted holes coincide with the rotation center of the rear backup wall 2, screw holes corresponding to the arc slotted holes are formed in the supporting mechanism 3, and screws are connected between the arc slotted holes and the screw holes.
Specifically, the two pushing part supports 1 are arranged, and the two pushing part supports 1 are arranged along the central line of the rear wall 2 in a bilateral symmetry mode.
The pushing part support 1 comprises a pushing frame 101, a connecting plate 102, a diagonal support 103, a connecting flange 104, a base plate 105 and a base plate support 106, wherein the connecting plate 102 is connected with a back rest plate 201 of the back rest wall 2, the diagonal support 103 is connected between the connecting plate 102 and the base plate 105, the pushing frame 101 is arranged on the diagonal support 103, and an oil cylinder is arranged on the pushing part support 1 and serves as a pushing part. The backing plate 105 is connected with the connecting flange 104 through a backing plate support 106, and the connecting flange 104 is provided with an arc slotted hole, so that the detachable connection is convenient.
The back lean on wall 2 includes back backup plate 201, roating seat 202 and back lean on wall flange 203, and back backup plate 201 is connected with the connecting plate 102 of top thrust piece support 1, is equipped with roating seat 202 on the back backup plate 201, and roating seat 202 and supporting mechanism 3 go up fixed swivel pin axle 401 normal running fit, back backup plate 201 with back lean on wall flange 203 to be connected, be equipped with the circular arc slotted hole on the back lean on wall flange 203, conveniently dismantle the connection.
The rotating pin shaft device 4 comprises a rotating pin shaft 401 and a pin shaft flange 402, the rotating base 202 of the back wall 2 is rotatably arranged on the rotating pin shaft 401, the rotating pin shaft 401 is connected to the pin shaft flange 402, and the pin shaft flange 402 is connected with the supporting mechanism 3.
As shown in fig. 5, in the field construction, when the included angle between the tunneling axis of the connection channel under construction and the tunneling axis of the main tunnel is changed, the screws on the supporting structure 3 are loosened, so that the pushing part bracket 1 and the back wall 2 integrally rotate around the rotating pin 401 by a certain angle, the pushing direction of the pushing counterforce device of the connection channel tunneling machine is adjusted, and then the screws are locked until the connection channel is communicated. And after transition, readjusting the included angles of the oil cylinder support and the back rest wall relative to the supporting structure according to the included angle between the new connection channel tunneling axis and the main tunnel tunneling axis until all the connection channels are constructed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a linkage tunnel boring machine pushes away counterforce device, includes supporting mechanism (3), its characterized in that: a rotary pushing counter-force frame is arranged on the supporting mechanism (3), and the pushing counter-force frame is detachably connected with the supporting mechanism (3);
the pushing counter-force frame comprises a pushing piece support (1) and a rear leaning wall (2), the pushing piece support (1) is connected with the rear leaning wall (2), the rear leaning wall (2) is rotatably arranged on the supporting mechanism (3), and the pushing piece support (1) and the rear leaning wall (2) are detachably connected with the supporting mechanism (3);
arc slotted holes are formed in the pushing part support (1) and the rear leaning wall (2), the circle centers of the arc slotted holes coincide with the rotating center of the rear leaning wall (2), screw holes corresponding to the arc slotted holes are formed in the supporting mechanism (3), and screws are connected between the arc slotted holes and the screw holes.
2. The jacking counterforce device of the communication channel heading machine according to claim 1, characterized in that: the two pushing part supports (1) are arranged symmetrically along the center line of the rear wall (2).
3. The contact tunnel boring machine pushing counterforce device of claim 1 or 2, wherein: the pushing part support (1) comprises a pushing frame (101), a connecting plate (102), a diagonal support (103), a connecting flange (104), a base plate (105) and a base plate support (106), the connecting plate (102) is connected with the rear wall (2), the diagonal support (103) is connected between the connecting plate (102) and the base plate (105), the pushing frame (101) is arranged on the diagonal support (103), the base plate (105) is connected with the connecting flange (104) through the base plate support (106), and an arc slotted hole is formed in the connecting flange (104).
4. The jacking counterforce device of the communication channel heading machine according to claim 3, wherein: and an oil cylinder is arranged on the pushing piece bracket (1) and is used as a pushing piece.
5. The connection channel heading machine pushing counterforce device of claim 2 or 4, wherein: the rear wall (2) comprises a rear backup plate (201), a rotating seat (202) and a rear wall flange (203), the rear backup plate (201) is connected with the pushing part support (1), the rotating seat (202) is arranged on the rear backup plate (201), the rotating seat (202) is in rotating fit with the supporting mechanism (3), the rear backup plate (201) is connected with the rear wall flange (203), and an arc groove hole is formed in the rear wall flange (203).
6. The contact tunnel boring machine pushing counterforce device of claim 1 or 2, wherein: the pushing reaction frame is rotatably arranged on the supporting mechanism (3) through a rotating pin shaft device (4).
7. The jacking counterforce device of the communication channel heading machine of claim 6, wherein: the rotating pin shaft device (4) comprises a rotating pin shaft (401) and a pin shaft flange (402), a pushing reaction force frame is rotatably arranged on the rotating pin shaft (401), the rotating pin shaft (401) is connected to the pin shaft flange (402), and the pin shaft flange (402) is connected with the supporting mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010360663.XA CN111456749B (en) | 2020-04-30 | 2020-04-30 | Push counterforce device of junctional tunnel boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010360663.XA CN111456749B (en) | 2020-04-30 | 2020-04-30 | Push counterforce device of junctional tunnel boring machine |
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| Publication Number | Publication Date |
|---|---|
| CN111456749A CN111456749A (en) | 2020-07-28 |
| CN111456749B true CN111456749B (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010360663.XA Active CN111456749B (en) | 2020-04-30 | 2020-04-30 | Push counterforce device of junctional tunnel boring machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115059487B (en) * | 2022-06-24 | 2023-06-09 | 朱瑶宏 | Pushing system for tunneling construction of communication channel and construction method using pushing system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07293192A (en) * | 1994-04-20 | 1995-11-07 | Kido Kensetsu Kogyo Kk | Measuring method for press-in quantity of buried pipe |
| CN107060788A (en) * | 2016-09-19 | 2017-08-18 | 中铁隧道集团有限公司 | A kind of tunnel connection channel excavating device |
| CN109026052A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe for construction tunnel service channel originates frame angle adjustment device |
| CN110486031A (en) * | 2019-09-27 | 2019-11-22 | 大连理工大学 | A kind of underground big cross section rescue channel push pipe fast construction method |
| CN110593884A (en) * | 2019-08-21 | 2019-12-20 | 中铁工程装备集团有限公司 | Connecting channel tunneling machine |
-
2020
- 2020-04-30 CN CN202010360663.XA patent/CN111456749B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07293192A (en) * | 1994-04-20 | 1995-11-07 | Kido Kensetsu Kogyo Kk | Measuring method for press-in quantity of buried pipe |
| CN107060788A (en) * | 2016-09-19 | 2017-08-18 | 中铁隧道集团有限公司 | A kind of tunnel connection channel excavating device |
| CN109026052A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe for construction tunnel service channel originates frame angle adjustment device |
| CN110593884A (en) * | 2019-08-21 | 2019-12-20 | 中铁工程装备集团有限公司 | Connecting channel tunneling machine |
| CN110486031A (en) * | 2019-09-27 | 2019-11-22 | 大连理工大学 | A kind of underground big cross section rescue channel push pipe fast construction method |
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| CN111456749A (en) | 2020-07-28 |
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Effective date of registration: 20221201 Address after: 450016 No. 99 Sixth Avenue, Zhengzhou economic and Technological Development Zone, Henan Patentee after: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP Co.,Ltd. Patentee after: Ningbo Rail Transit Group Co.,Ltd. Address before: 450016 No. 99 Sixth Avenue, Zhengzhou economic and Technological Development Zone, Henan Patentee before: CHINA RAILWAY ENGINEERING EQUIPMENT GROUP Co.,Ltd. |