CN214463950U - A supporting construction for in tunnel excavation process - Google Patents
A supporting construction for in tunnel excavation process Download PDFInfo
- Publication number
- CN214463950U CN214463950U CN202120441917.0U CN202120441917U CN214463950U CN 214463950 U CN214463950 U CN 214463950U CN 202120441917 U CN202120441917 U CN 202120441917U CN 214463950 U CN214463950 U CN 214463950U
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- supporting
- sleeve
- screw
- face
- tunnel excavation
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000010276 construction Methods 0.000 title claims abstract description 9
- 238000005192 partition Methods 0.000 claims description 15
- 230000001174 ascending effect Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The application discloses a supporting construction for tunnel excavation in-process, including base, support sleeve, baffle, motor, lead screw, silk braid, bracing piece, arc roof, fixed plate, slider, bolt and supplementary branch, the top end face and the support sleeve's bottom fixed connection of base, support sleeve's inner chamber bottom fixedly connected with baffle, the baffle below support sleeve inner chamber fixed mounting has the motor, the output of motor and the bottom fixed connection of lead screw, the top of lead screw is run through the baffle and is rotated with the bearing on support sleeve inner chamber top and be connected. This application passes through the motor and drives the lead screw rotation for the silk cover of cover on the lead screw reciprocates, and then drives the bracing piece on silk cover top and reciprocates, and the staff of being convenient for carries out altitude mixture control to the arc roof according to actual conditions, through the sliding connection between slider and the guide way, the lift of the arc roof of both being convenient for can make the silk cover only do the ascending removal of vertical side again.
Description
Technical Field
The application relates to the technical field of tunnel supporting, in particular to a supporting structure used in the tunnel excavation process.
Background
Tunnel excavation refers to the works of loosening, crushing, excavating and transporting the soil or rock and the slag when the tunnel is built. The construction method is widely applied to diversion, water drainage, diversion, traffic and other tunnel construction in hydraulic engineering, the tunnel construction has the characteristics of narrow working face, poor labor condition, multiple working procedures, large interference and the like, and particularly safety accidents easily occur, so that a safety support device is generally needed in the tunnel excavation process.
The existing supporting device for the tunnel excavation process cannot be adjusted according to the actual height of the tunnel, and is mostly formed by steel frames, so that the supporting device does not have a good safety protection effect. Therefore, a supporting structure for tunnel excavation is provided to solve the above problems.
Disclosure of Invention
A supporting structure used in a tunnel excavation process comprises a base, a supporting sleeve, a partition plate, a motor, a lead screw, a thread sleeve, a supporting rod, an arc-shaped top plate, a fixing plate, a slider, a bolt and an auxiliary supporting rod, wherein the top end surface of the base is fixedly connected with the bottom end of the supporting sleeve, the bottom of an inner cavity of the supporting sleeve is fixedly connected with the partition plate, the motor is fixedly arranged in the inner cavity of the supporting sleeve below the partition plate, the output end of the motor is fixedly connected with the bottom end of the lead screw, the top end of the lead screw penetrates through the partition plate and is rotatably connected with a bearing at the top end of the inner cavity of the supporting sleeve, the thread sleeve is connected on the lead screw above the partition plate, the top end surface of the thread sleeve is fixedly connected with the bottom end of the supporting rod, the top end surface of the supporting rod penetrates through the top end of the supporting sleeve and is fixedly connected with the bottom end surface of the arc-shaped top plate, and the end surfaces of the two sides of the supporting sleeve are fixedly connected with the fixing plate, two a lateral end face of the fixed plate far away from the supporting sleeve is provided with a guide groove, a sliding block is connected in the guide groove in a sliding mode, one lateral end face of the sliding block far away from the supporting sleeve and one end of the auxiliary supporting rod are fixedly connected, and the other end of the auxiliary supporting rod is fixedly connected with the arc-shaped top plate.
Furthermore, the bottom end face of the supporting rod is provided with a circular groove, and the depth of the circular groove is matched with the length of the screw rod.
Furthermore, an annular groove is formed in the top end face of the supporting sleeve and is matched with the circular groove, and the bottom end of the supporting rod penetrates through the annular groove.
Furthermore, a plurality of first screw holes are uniformly formed in the front side end face of the guide groove, and the first screw holes penetrate through the front side end face of the fixing plate.
Furthermore, a plurality of thread grooves are uniformly formed in the end face of the rear side of the guide groove, and the thread grooves are adapted to the first screw holes.
Furthermore, a second screw hole is formed in the sliding block, the bolt penetrates through the first screw hole and the second screw hole to be in threaded connection with the thread groove, and the bolt is in threaded connection with the first screw hole and the second screw hole.
The beneficial effect of this application is: the application provides a supporting construction for tunnel excavation in-process convenient to adjust.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic overall perspective view of an embodiment of the present application;
FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;
fig. 3 is a schematic side view of a fixing plate according to an embodiment of the present application.
In the figure: 1. the base, 2, the support sleeve, 3, the baffle, 4, the motor, 5, the lead screw, 6, the silk braid, 7, the bracing piece, 8, arc roof, 9, the fixed plate, 10, the guide way, 11, first screw, 12, thread groove, 13, the slider, 14, second screw, 15, bolt, 16, auxiliary strut.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-3, a supporting structure for a tunnel excavation process includes a base 1, a supporting sleeve 2, a partition plate 3, a motor 4, a screw rod 5, a screw sleeve 6, a supporting rod 7, an arc-shaped top plate 8, a fixing plate 9, a slider 13, a bolt 15 and an auxiliary supporting rod 16, wherein a top end surface of the base 1 is fixedly connected with a bottom end of the supporting sleeve 2, the partition plate 3 is fixedly connected with a bottom of an inner cavity of the supporting sleeve 2, the motor 4 is fixedly installed in the inner cavity of the supporting sleeve 2 below the partition plate 3, an output end of the motor 4 is fixedly connected with a bottom end of the screw rod 5, a top end of the screw rod 5 penetrates through the partition plate 3 to be rotatably connected with a bearing at the top end of the inner cavity of the supporting sleeve 2, the screw sleeve 6 is connected with the screw rod 5 above the partition plate 3 in a threaded manner, a top end surface of the screw sleeve 6 is fixedly connected with a bottom end of the supporting rod 7, a top end of the supporting rod 7 penetrates through a top end surface of the supporting sleeve 2 to be fixedly connected with a bottom end surface of the arc-shaped top end plate 8, the equal fixedly connected with fixed plate 9 of both sides terminal surface of support sleeve 2, two a side end surface that support sleeve 2 was kept away from to fixed plate 9 is equipped with guide way 10, sliding connection has slider 13 in the guide way 10, a side end surface that support sleeve 2 was kept away from to slider 13 and auxiliary strut's 16 one end fixed connection, auxiliary strut's 16 other end and arc roof 8 fixed connection.
The bottom end face of the supporting rod 7 is provided with a circular groove, and the depth of the circular groove is matched with the length of the screw rod 5, so that the connection is convenient; the top end face of the supporting sleeve 2 is provided with an annular groove, the annular groove is matched with the circular groove, and the bottom end of the supporting rod 7 penetrates through the annular groove to facilitate connection; a plurality of first screw holes 11 are uniformly formed in the front end face of the guide groove 10, and the first screw holes 11 penetrate through the front end face of the fixing plate 9, so that connection is facilitated; a plurality of thread grooves 12 are uniformly formed in the rear end face of the guide groove 10, and the thread grooves 12 are adapted to the first screw holes 11 and are convenient to connect; the slider 13 is provided with a second screw hole 14, the bolt 15 penetrates through the first screw hole 11 and the second screw hole 14 to be in threaded connection with the thread groove 12, and the bolt 15 is in threaded connection with both the first screw hole 11 and the second screw hole 14, so that connection is facilitated.
When the device is used, electrical components appearing in the device are externally connected with a power supply and a control switch, the motor 4 drives the screw rod 5 to rotate, the screw sleeve 6 sleeved on the screw rod 5 moves up and down, and then the support rod 7 at the top end of the screw sleeve 6 is driven to move up and down, so that a worker can conveniently adjust the height of the arc-shaped top plate 8 according to actual conditions, through the sliding connection between the sliding block 13 and the guide groove 10, the lifting of the arc-shaped top plate 8 is facilitated, the screw sleeve 6 can only move in the vertical direction, through the first screw hole 11 and the thread groove 12 arranged on the front side and the rear side of the guide groove 10, the worker can conveniently penetrate through the first screw hole 11 and the second screw hole 14 through the bolt 15 to be connected with the thread groove 12, so that the sliding block 13 can be fixed, the arc-shaped top plate 8 is further supported in an auxiliary manner through the auxiliary support rod 16 on the sliding block 13, and because the first screw hole 11 and the thread groove 12 are in a plurality of one-to-one correspondence, the height of the arc-shaped top plate 8 is conveniently adjusted by the cooperation of workers, and the usability of the device is improved.
The application has the advantages that:
1. the screw rod is driven to rotate by the motor, so that the screw sleeve sleeved on the screw rod moves up and down, the supporting rod at the top end of the screw sleeve is driven to move up and down, a worker can conveniently adjust the height of the arc-shaped top plate according to actual conditions, and the arc-shaped top plate can conveniently lift and lower and the screw sleeve can only move in the vertical direction through the sliding connection between the sliding block and the guide groove;
2. this application is through the first screw and the thread groove that the side was equipped with around the guide way, and the staff of being convenient for runs through first screw and second screw through the bolt and is connected with the thread groove, and then makes the slider can fix, further carries out the auxiliary stay to the arc roof through the supplementary branch on the slider, again because first screw and thread groove all have a plurality of and one-to-one, the staff of being convenient for cooperates the height of adjusting the arc roof, has improved the usability of device.
It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (6)
1. The utility model provides a supporting construction for among tunnel excavation process which characterized in that: comprises a base (1), a supporting sleeve (2), a partition plate (3), a motor (4), a screw rod (5), a screw sleeve (6), a supporting rod (7), an arc-shaped top plate (8), a fixing plate (9), a slider (13), a bolt (15) and an auxiliary supporting rod (16), wherein the top end surface of the base (1) is fixedly connected with the bottom end of the supporting sleeve (2), the partition plate (3) is fixedly connected with the bottom of an inner cavity of the supporting sleeve (2), the motor (4) is fixedly arranged in the inner cavity of the supporting sleeve (2) below the partition plate (3), the output end of the motor (4) is fixedly connected with the bottom end of the screw rod (5), the top end of the screw rod (5) penetrates through the partition plate (3) to be rotatably connected with a bearing at the top end of the inner cavity of the supporting sleeve (2), the screw sleeve (6) is connected with the screw rod (5) above the partition plate (3) in a threaded manner, and the top end surface of the screw sleeve (6) is fixedly connected with the bottom end of the supporting rod (7), the top of bracing piece (7) runs through the top of support sleeve (2) and the bottom terminal surface fixed connection of arc roof (8), the equal fixedly connected with fixed plate (9) of both sides terminal surface of support sleeve (2), two a side end face that support sleeve (2) were kept away from in fixed plate (9) is equipped with guide way (10), sliding connection has slider (13) in guide way (10), a side end face that support sleeve (2) and the one end fixed connection of auxiliary strut (16) are kept away from in slider (13), the other end and arc roof (8) fixed connection of auxiliary strut (16).
2. The supporting structure for tunnel excavation according to claim 1, wherein: the bottom end face of the supporting rod (7) is provided with a circular groove, and the depth of the circular groove is matched with the length of the screw rod (5).
3. The supporting structure for tunnel excavation according to claim 1, wherein: the top end face of the supporting sleeve (2) is provided with an annular groove, the annular groove is matched with the circular groove, and the bottom end of the supporting rod (7) penetrates through the annular groove.
4. The supporting structure for tunnel excavation according to claim 1, wherein: a plurality of first screw holes (11) are uniformly formed in the front end face of the guide groove (10), and the first screw holes (11) penetrate through the front end face of the fixing plate (9).
5. The supporting structure for tunnel excavation according to claim 1, wherein: the rear end face of the guide groove (10) is uniformly provided with a plurality of thread grooves (12), and the thread grooves (12) are adapted to the first screw holes (11).
6. The supporting structure for tunnel excavation according to claim 1, wherein: the slider (13) is provided with a second screw hole (14), the bolt (15) penetrates through the first screw hole (11) and the second screw hole (14) to be in threaded connection with the thread groove (12), and the bolt (15) is in threaded connection with the first screw hole (11) and the second screw hole (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120441917.0U CN214463950U (en) | 2021-03-01 | 2021-03-01 | A supporting construction for in tunnel excavation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120441917.0U CN214463950U (en) | 2021-03-01 | 2021-03-01 | A supporting construction for in tunnel excavation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214463950U true CN214463950U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120441917.0U Expired - Fee Related CN214463950U (en) | 2021-03-01 | 2021-03-01 | A supporting construction for in tunnel excavation process |
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| CN (1) | CN214463950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109445A (en) * | 2021-11-07 | 2022-03-01 | 重庆交通大学 | Long-span tunnel full-section construction method for reducing span by utilizing temporary vertical supports |
-
2021
- 2021-03-01 CN CN202120441917.0U patent/CN214463950U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109445A (en) * | 2021-11-07 | 2022-03-01 | 重庆交通大学 | Long-span tunnel full-section construction method for reducing span by utilizing temporary vertical supports |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |