CN221074292U - Temporary inverted arch or cross brace steel frame mounting and dismounting device for large-section tunnel - Google Patents
Temporary inverted arch or cross brace steel frame mounting and dismounting device for large-section tunnel Download PDFInfo
- Publication number
- CN221074292U CN221074292U CN202323110289.6U CN202323110289U CN221074292U CN 221074292 U CN221074292 U CN 221074292U CN 202323110289 U CN202323110289 U CN 202323110289U CN 221074292 U CN221074292 U CN 221074292U
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- Prior art keywords
- support
- steel frame
- objective table
- adjusting
- rod
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a temporary inverted arch or cross brace steel frame mounting and dismounting device for a large-section tunnel, which comprises a support steel frame, an adjusting rod, an adjusting group and a mounting and dismounting bracket, wherein a connecting support is arranged at one end of the support steel frame, and the adjusting rod and the adjusting group are arranged at the other end of the support steel frame; the adjusting group comprises a connecting rod, an adjusting screw and an end fixing seat, one end of the connecting rod is connected with the adjusting rod, and the adjusting screw and the end fixing seat connected with the adjusting screw are arranged in the connecting rod; the lower part of support steelframe is provided with the ann and tears open the support, ann tears open the support and includes mount, first objective table, second objective table, third objective table, support column and bracing piece, the upper portion of mount is provided with first objective table, second objective table and third objective table respectively, and the upper portion of second objective table is provided with the sliding table. The utility model is used for solving the problem that the support cross rod is inconvenient to disassemble and assemble in the prior primary support of the large-section tunnel.
Description
Technical Field
The utility model relates to the technical field of cross rod support frame equipment, in particular to a temporary inverted arch or cross-bracing steel frame mounting and dismounting device for a large-section tunnel.
Background
With the rapid development of high-speed railways, the highway transportation energy requirements are continuously increased, and double-line large-section passenger special tunnels, three-lane and four-lane highway large-section tunnels are frequently used. In the process of tunnel excavation, the temporary inverted arch serving as one of the supporting arm sections is the most effective measure for controlling the settlement deformation of the primary support of the tunnel, is generally applied to the upper and middle steps of the tunnel and supports the inside of the tunnel, in the process of preparing the supporting wall, in order to increase the structural strength of the supporting wall, the supporting wall is required to be supported in an auxiliary manner by a transverse supporting steel frame, and the existing supporting cross rod adopts a fixed connection mode.
Disclosure of utility model
The utility model aims to provide a temporary inverted arch or cross brace steel frame mounting and dismounting device for a large-section tunnel, which solves the problem that a support cross rod is inconvenient to dismount and mount in the prior primary support of the large-section tunnel.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The temporary inverted arch or cross brace steel frame mounting and dismounting device for the large-section tunnel comprises a support steel frame, an adjusting rod, an adjusting group and a mounting and dismounting bracket, wherein a connecting support is arranged at one end of the support steel frame, and the adjusting rod and the adjusting group are arranged at the other end of the support steel frame; the adjusting group comprises a connecting rod, an adjusting screw and an end fixing seat, one end of the connecting rod is connected with the adjusting rod, and the adjusting screw and the end fixing seat connected with the adjusting screw are arranged in the connecting rod; the lower part of support steelframe is provided with the ann and tears open the support, ann tears open the support and includes mount, first objective table, second objective table, third objective table, support column and bracing piece, the upper portion of mount is provided with first objective table, second objective table and third objective table respectively, and the upper portion of second objective table is provided with the sliding table, the upper portion of sliding table is provided with support column and bracing piece.
Further, the upper part of the connecting support is movably connected with the connecting hole of the supporting steel frame through the fixing lug and the connecting pin shaft.
Further, adjust pole and the inside cavity swing joint of support steelframe, and the outside of support steelframe is provided with a plurality of first spacing holes and is located the inside first spacing round pin axle of first spacing hole.
Further, the end fixing seat is connected with the internal thread inside the adjusting rod through the external thread on the adjusting screw at one end.
Further, the sliding table is respectively connected with a sliding bar and a screw rod at the upper part of the second objective table through a sliding groove and a screw hole at the lower part; one end of the screw rod is connected with the rotary handle through a connecting piece.
Further, the cavity swing joint of bracing piece one end and the inside support column, and the other end of bracing piece is provided with the draw-in groove.
Further, a plurality of second limiting holes and second limiting rods positioned in the second limiting holes are formed in the upper portions of the supporting columns.
Compared with the prior art, the utility model has at least one of the following beneficial effects:
1. one end activity of whole support steelframe is provided with adjusts pole and regulation group, wherein, adjusts the pole and can adjust fixedly on the support steelframe again as required to adjust the screw rod that adjusts on the group and finely tune, realize the scalable design of adjusting of whole support steelframe, be convenient for operating personnel dismouting.
2. The bottom of supporting the steelframe is provided with and installs and removes the support, and wherein, the upper portion of mount is provided with the sliding table, and whole sliding table can realize removing under the rotation of screw rod, and is provided with the bracing piece on the upper portion of sliding table, can carry out altitude mixture control at the support column, is convenient for whole draw-in groove and supports the steelframe and be connected the realization and support.
Drawings
FIG. 1 is a schematic view of a portion of a support steel frame according to the present utility model.
Fig. 2 is a schematic view of a part of the structure of the detachable bracket of the utility model.
In the figure: 1-supporting steel frame, 2-adjusting rod, 3-third limit pin, 4-connecting rod, 5-adjusting screw, 6-end fixing seat, 7-connecting pin, 8-connecting support, 9-fixing frame, 10-second objective table, 11-first objective table, 12-third objective table, 13-screw, 14-sliding table, 15-supporting column, 16-second limit rod, 17-supporting rod and 18-clamping groove.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by "front, rear, upper, lower, left, right", "inner, outer", "bottom, top", etc. are generally based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and these directional terms do not indicate or imply that the devices or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present utility model.
Example 1:
referring to fig. 1 and 2, a temporary inverted arch or cross brace steel frame mounting and dismounting device for a large-section tunnel is shown, and comprises a support steel frame 1, an adjusting rod 2, an adjusting group and a mounting and dismounting bracket, wherein one end of the support steel frame 1 is provided with a connecting support 8, and the other end of the support steel frame 1 is provided with the adjusting rod 2 and the adjusting group; the adjusting group comprises a connecting rod 4, an adjusting screw 5 and an end fixing seat 6, one end of the connecting rod 4 is connected with the adjusting rod 2, and the adjusting screw 5 and the end fixing seat 6 connected with the adjusting screw 5 are arranged in the connecting rod 4; the lower part of the support steel frame 1 is provided with an installing and detaching bracket, the installing and detaching bracket comprises a fixing frame 9, a first objective table 11, a second objective table 10, a third objective table 12, a support column 15 and a support rod 17, the upper part of the fixing frame 9 is respectively provided with the first objective table 11, the second objective table 10 and the third objective table 12, the upper part of the second objective table 10 is provided with a sliding table 14, and the upper part of the sliding table 14 is provided with the support column 15 and the support rod 17; in the above-mentioned scheme, be provided with the regulation group in the one end that supports the steelframe, can adjust the inside length control that carries out of steelframe through adjusting the pole to carry out the short distance through adjusting screw on the regulation group and carry out distance control, be convenient for fix with tunnel preliminary bracing wall, later stage operating personnel of being convenient for can dismantle fast, and the support is torn open in the setting for whole support steelframe is settled, can play the effect of a support to support the steelframe through the draw-in groove on the bracing piece, and operating personnel of being convenient for fix.
Example 2:
The embodiment further describes a connecting support 8 on the basis of the prior embodiment 1, wherein the upper part of the connecting support 8 is movably connected with a connecting hole of a supporting steel frame 1 through a fixing lug and a connecting pin shaft 7; the adjusting rod 2 is movably connected with a cavity inside the supporting steel frame 1, and a plurality of first limiting holes and first limiting pin shafts 3 positioned inside the first limiting holes are arranged outside the supporting steel frame 1; the adjusting rod 2 can be used for adjusting the length inside the supporting steel frame 1 for the first time.
Example 3:
The embodiment further describes the end fixing seat 6 on the basis of the existing embodiment 1, wherein the end fixing seat 6 is connected with the internal thread inside the adjusting rod 2 through the external thread on the adjusting screw 5 at one end; the sliding table 14 is respectively connected with the sliding bar 12 and the screw 13 at the upper part of the second objective table 10 through a sliding groove and a screw hole at the lower part; one end of the screw 13 is connected with the rotating handle through a connecting piece; the sliding table moves back and forth under the rotation of the screw rod, so that the position of the whole support column can be conveniently adjusted, the sliding table can be conveniently used on support steel frames with different disassembly and assembly, and the sliding table can be moved to the corresponding position in use.
Example 4:
In this embodiment, the tip support rod 17 is further described based on the existing embodiment 1, one end of the support rod 17 is movably connected with the cavity inside the support column 15, and the other end of the support rod 17 is provided with a clamping groove 18; the upper part of the support column 15 is provided with a plurality of second limiting holes and second limiting rods 16 positioned in the second limiting holes; the bottom of supporting the steelframe is provided with and installs and removes the support, and wherein, the upper portion of mount is provided with the sliding table, and whole sliding table can realize removing under the rotation of screw rod, and is provided with the bracing piece on the upper portion of sliding table, can carry out altitude mixture control at the support column, is convenient for whole draw-in groove and supports the steelframe and be connected the realization and support.
The appearances of the phrase "in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is intended that such feature, structure, or characteristic be implemented within the scope of the utility model as well as other embodiments.
Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a device is installed and removed to interim invert or stull steelframe in big section tunnel, includes support steelframe (1), adjusts pole (2), adjusts the group and installs and tear support open, its characterized in that: one end of the supporting steel frame (1) is provided with a connecting support (8), and the other end of the supporting steel frame (1) is provided with an adjusting rod (2) and an adjusting group;
The adjusting group comprises a connecting rod (4), an adjusting screw (5) and an end fixing seat (6), one end of the connecting rod (4) is connected with the adjusting rod (2), and the adjusting screw (5) and the end fixing seat (6) connected with the adjusting screw (5) are arranged in the connecting rod (4);
The lower part of support steelframe (1) is provided with the ann and tears support open, install and tear open the support and include mount (9), first objective table (11), second objective table (10), third objective table (12), support column (15) and bracing piece (17), the upper portion of mount (9) is provided with first objective table (11), second objective table (10) and third objective table (12) respectively, and the upper portion of second objective table (10) is provided with sliding table (14), the upper portion of sliding table (14) is provided with support column (15) and bracing piece (17).
2. The device for installing and removing a temporary inverted arch or a cross brace steel frame of a large-section tunnel according to claim 1, wherein: the upper part of the connecting support (8) is movably connected with the connecting hole of the supporting steel frame (1) through a fixing lug and a connecting pin shaft (7).
3. The device for installing and removing a temporary inverted arch or a cross brace steel frame of a large-section tunnel according to claim 1, wherein: the adjusting rod (2) is movably connected with the cavity inside the supporting steel frame (1), and a plurality of first limiting holes and first limiting pins (3) positioned inside the first limiting holes are formed in the outer portion of the supporting steel frame (1).
4. The device for installing and removing a temporary inverted arch or a cross brace steel frame of a large-section tunnel according to claim 1, wherein: the end fixing seat (6) is connected with the internal thread inside the adjusting rod (2) through the external thread on the adjusting screw (5) at one end.
5. The device for installing and removing a temporary inverted arch or a cross brace steel frame of a large-section tunnel according to claim 1, wherein: the sliding table (14) is respectively connected with a sliding bar (12) and a screw (13) at the upper part of the second objective table (10) through a sliding groove and a screw hole at the lower part; one end of the screw rod (13) is connected with the rotating handle through a connecting piece.
6. The device for installing and removing a temporary inverted arch or a cross brace steel frame of a large-section tunnel according to claim 1, wherein: one end of the supporting rod (17) is movably connected with the cavity inside the supporting column (15), and a clamping groove (18) is formed in the other end of the supporting rod (17).
7. The device for installing and removing a temporary inverted arch or a cross brace steel frame of a large-section tunnel according to claim 1, wherein: the upper portion of support column (15) is provided with a plurality of second spacing holes and is located second gag lever post (16) of second spacing hole inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323110289.6U CN221074292U (en) | 2023-11-17 | 2023-11-17 | Temporary inverted arch or cross brace steel frame mounting and dismounting device for large-section tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323110289.6U CN221074292U (en) | 2023-11-17 | 2023-11-17 | Temporary inverted arch or cross brace steel frame mounting and dismounting device for large-section tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221074292U true CN221074292U (en) | 2024-06-04 |
Family
ID=91254433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323110289.6U Active CN221074292U (en) | 2023-11-17 | 2023-11-17 | Temporary inverted arch or cross brace steel frame mounting and dismounting device for large-section tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221074292U (en) |
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2023
- 2023-11-17 CN CN202323110289.6U patent/CN221074292U/en active Active
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