CN220015198U - Integral type regulation end template that tunnel invert and side wall were pour - Google Patents
Integral type regulation end template that tunnel invert and side wall were pour Download PDFInfo
- Publication number
- CN220015198U CN220015198U CN202321550007.1U CN202321550007U CN220015198U CN 220015198 U CN220015198 U CN 220015198U CN 202321550007 U CN202321550007 U CN 202321550007U CN 220015198 U CN220015198 U CN 220015198U
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- steel frame
- end template
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- pouring
- tunnel
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000005266 casting Methods 0.000 description 14
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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 an integral adjusting end template for pouring an inverted arch and a side wall of a tunnel, which comprises a plurality of I-shaped steel frame beams fixedly arranged on a non-pouring section of the tunnel and extending in a suspending way towards a section to be poured of the tunnel, wherein the lower part of the I-shaped steel frame beams is connected with the end template, and the pouring surface of the end template is defined as the front surface; the end template is connected to the I-shaped steel frame beam in a sliding and adjusting mode along the extending direction of the tunnel, side wall end plates bent upwards are integrally manufactured at two ends of the end template, an adjusting beam which is horizontally and slidably hung on the I-shaped steel frame beam is fixedly arranged on the upper portion of the back face of the end template, and a base plate which is connected to the lower portion of the I-shaped steel frame beam in a lifting fine adjustment mode is fixedly arranged on the lower portion of the back face of the end template. The end template can be used for finely adjusting the axial fixing positions of the inverted arch pouring template and the side wall pouring template according to the axial pouring dimension of the secondary lining pouring equipment, so that three-joint alignment of an inverted arch construction joint, a side wall construction joint and a secondary lining construction joint is ensured, and subsequent water stopping construction is facilitated.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to an integral adjusting end template for pouring an inverted arch and a side wall of a tunnel.
Background
In the current tunnel pouring construction, taking a certain radial section as an example, a tunnel inverted arch is required to be poured firstly, after concrete is poured and solidified, side wall templates are fixed at two ends of the tunnel inverted arch, and then a tunnel side wall is poured, after the side wall forms are fixed, two linings are poured by large construction equipment, so that a closed concrete pouring structure is formed at any radial section of the tunnel.
However, according to the existing construction technology, pouring construction is required to be carried out on any tunnel section for 2-3 times, and pouring construction joints can be positioned according to templates when inverted arches and side walls are poured, but pouring construction equipment for two linings cannot position the inverted arches and the side walls. In particular, the casting equipment for the two linings of different manufacturers and different models has different axial width sizes, and after casting is completed, the casting construction joints of the two linings are staggered with the casting construction joints of the inverted arch and the side wall, namely, the axial position deviation exists. And because the casting construction process is limited, the second lining can be cast after the inverted arch and the side wall are cast, so that three-joint alignment is difficult to realize among the inverted arch construction joint, the side wall construction joint and the second lining construction joint. Therefore, the circumferential water stop of the tunnel is difficult to lay, and the problem of water leakage caused by the fact that the circumferential construction joint is not tightly sealed exists.
Therefore, on the premise of not changing the casting process sequence, the casting templates of the inverted arch and the side wall are adjusted according to the dimensions of the secondary lining casting equipment, so that the inverted arch construction joint, the side wall construction joint and the secondary lining construction joint are aligned, the waterproof construction of the annular water stop is facilitated, and the technical problem to be solved by the person in the field is urgent.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides an integral adjusting end template for pouring a tunnel inverted arch and a side wall, wherein the end template can be used for finely adjusting the axial fixing positions of the inverted arch and the side wall pouring template according to the axial pouring dimension of a secondary lining pouring device so as to ensure the alignment of three joints of an inverted arch construction joint, a side wall construction joint and a secondary lining construction joint, and facilitate the subsequent water stopping construction.
The utility model provides an integral type regulation end template that tunnel invert and side wall were pour, includes setting firmly in the tunnel not pour the section and to the unsettled many I-steel frame girders that extend of section to be pour of tunnel, the below connection end template of this I-steel frame girder, and the pouring face of defining end template is the front; the end template is connected to the I-shaped steel frame beam in a sliding and adjusting mode along the extending direction of the tunnel, side wall end plates bent upwards are integrally manufactured at two ends of the end template, an adjusting beam which is horizontally and slidably hung on the I-shaped steel frame beam is fixedly arranged on the upper portion of the back face of the end template, and a base plate which is connected to the lower portion of the I-shaped steel frame beam in a lifting fine adjustment mode is fixedly arranged on the lower portion of the back face of the end template.
In addition, the middle vertical plate and the wing plates on the two sides of the I-shaped steel frame beam are provided with adjusting long holes extending along the length direction of the I-shaped steel frame beam, wherein the inner part of the adjusting long holes on the middle vertical plate of the I-shaped steel frame beam slides along the horizontal direction and is restrained and guided to the inserting adjusting beam along the vertical direction; the regulating long holes of the wing plates at two sides of the I-shaped steel frame beam are vertically penetrated and horizontally connected with locking screws in a sliding manner.
Moreover, the upper part of the locking screw rod vertically slides and penetrates the adjusting beam, the lower part of the locking screw rod vertically slides and penetrates the base plate, and a plurality of locking nuts which finely adjust and fix the vertical distance between the base plate and the I-steel frame beam are connected with the upper part of the locking screw rod in a threaded manner.
Moreover, the axial end face of the lock nut is matched with the top surface and the bottom surface of the I-steel frame beam, the adjusting beam and the base plate to clamp.
The utility model has the advantages and technical effects that:
according to the integral adjusting end template for pouring the inverted arch and the side wall of the tunnel, firstly, through the end template with the side wall end plate, the construction joint of the inverted arch and the side wall is synchronously positioned (the pouring process is unchanged, the inverted arch is still poured firstly, and the side wall is poured after the inverted arch is shaped), so that the alignment of the two joints is realized; and then according to the single casting depth of the two lining casting devices with different model sizes, firstly coarse-adjusting the suspended installation position of the I-steel frame beam at the non-casting section of the tunnel, fine-adjusting the connection position of the I-steel frame beam at the end template of the section to be cast of the tunnel, and then casting the inverted arch, the side wall and the two lining in sequence after fine-adjusting, so as to ensure three-joint integration, namely three-joint alignment of the construction joint.
According to the integral adjusting end template for pouring the inverted arch and the side wall of the tunnel, firstly, the I-steel frame beam provides the hanging positioning of the end template, wherein the I-steel horizontally penetrates through the adjusting beam and vertically penetrates through the locking screw rod, the integral adjusting end template is used for fine adjustment of the axial position of the end template on the I-steel frame beam, and the maximum value of the fine adjustment of the axial position depends on the opening length of an adjusting long hole; and finally, the locking screw rod is matched with a plurality of locking nuts on the I-shaped steel frame beam to fix the end template, wherein an adjusting beam at the upper part of the back of the end template and a base plate at the lower part of the back of the end template are respectively matched and fixed by the locking screw rod and the plurality of locking nuts, so that uncontrollable torsion of the end template on a vertical surface or a horizontal surface in the pouring process is avoided.
Drawings
Fig. 1 is a schematic perspective view (front 45 °);
fig. 2 is a schematic perspective view (back 45 °);
FIG. 3 is a side view of the present utility model (inverted arch casting);
FIG. 4 is a side view (side wall casting) of the present utility model;
in the figure: 1-an I-steel frame beam; 2-an adjustment slot; 3-locking the screw; 4-locking nuts; 5-adjusting the beam; 6-side wall end plates; 7-end templates; 8-a base plate.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model provides an integral type regulation end template that tunnel invert and side wall were pour, includes sets firmly in the tunnel not pour the section and to the unsettled many I-steel frame girders 1 that extend of section to be pour of tunnel, the below connection end template 7 of this I-steel frame girders, and define the face of pouring of end template as the front; the end template is connected to the I-steel frame beam in a sliding and adjusting mode along the extending direction of the tunnel, side wall end plates 6 bent upwards are integrally formed at two ends of the end template, an adjusting beam 5 horizontally sliding and hanging on the I-steel frame beam is fixedly arranged on the upper portion of the back of the end template, and a base plate 8 connected to the lower portion of the I-steel frame beam in a lifting and fine-adjusting mode is fixedly arranged on the lower portion of the back of the end template.
In addition, the middle vertical plate and the wing plates on the two sides of the I-shaped steel frame beam are provided with adjusting long holes 2 extending along the length direction of the I-shaped steel frame beam, wherein the inner part of the adjusting long holes on the middle vertical plate of the I-shaped steel frame beam slides along the horizontal direction and is restrained and guided to the inserting adjusting beam along the vertical direction; the regulating long holes of the wing plates at the two sides of the I-shaped steel frame beam are vertically penetrated and horizontally connected with locking screws 3 in a sliding manner.
Moreover, the upper part of the locking screw vertically slides and penetrates the adjusting beam, the lower part of the locking screw vertically slides and penetrates the base plate, and a plurality of locking nuts 4 which finely adjust and fix the vertical distance between the base plate and the I-steel frame beam are connected with the upper part of the locking screw in a threaded manner.
Moreover, the axial end face of the lock nut is matched with the top surface and the bottom surface of the I-steel frame beam, the adjusting beam and the base plate to clamp.
In order to more clearly describe the specific embodiments of the present utility model, an example is provided below:
the integral adjusting end template for pouring the inverted arch and the side wall of the tunnel is used for aligning and pouring construction joints of the inverted arch, the side wall and the two linings of the tunnel. Because the secondary lining pouring equipment is large and the single pouring depths of the secondary lining pouring equipment of different manufacturers are different, the construction joint position is a fixed value without considering positioning errors in the secondary lining pouring process, and the fixed value is determined by the model size of the secondary lining pouring equipment; and because the construction process limits that the second lining needs to be poured after the inverted arch and the side wall, the problem that the existing three seams are difficult to align is caused.
According to the integral adjusting end template for pouring the inverted arch and the side wall of the tunnel, before use, the positioning position of the I-steel frame beam at the non-pouring section of the tunnel is roughly positioned according to the single pouring depth length of the two lining pouring devices, and then the supporting position of the I-steel frame beam at the end template of the section to be poured of the tunnel is finely adjusted, so that three-seam alignment is realized on the premise of not changing the pouring process sequence.
It should be noted that the thickness of the adjusting beam should be smaller than the width of the adjusting slot, the adjusting beam can also be replaced by steel bars in actual construction, the height fine adjustment value of the integral end template depends on the width value (i.e. the vertical extension value) of the adjusting slot, and the horizontal fine adjustment of the integral end template depends on the length value (i.e. the horizontal extension value) of the adjusting slot.
In the description of the present specification, the descriptions of the terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in the embodiments or examples of the present utility model.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. The utility model provides an integral type regulation end template that tunnel invert and side wall were pour, includes setting firmly in the tunnel not pour the section and to the unsettled many I-steel frame girders that extend of section to be pour of tunnel, the below connection end template of this I-steel frame girder, and the pouring face of defining end template is the front; the method is characterized in that: the end template is connected to the I-shaped steel frame beam in a sliding and adjusting mode along the extending direction of the tunnel, side wall end plates bent upwards are integrally formed at two ends of the end template, an adjusting beam which is horizontally and slidably hung on the I-shaped steel frame beam is fixedly arranged on the upper portion of the back face of the end template, and a base plate which is connected to the lower portion of the I-shaped steel frame beam in a lifting and fine-adjusting mode is fixedly arranged on the lower portion of the back face of the end template.
2. The integral adjusting end template for pouring of tunnel inverted arch and side walls according to claim 1, wherein: the middle vertical plate and the wing plates on the two sides of the I-shaped steel frame beam are respectively provided with an adjusting long hole extending along the length direction of the I-shaped steel frame beam, wherein the inside of the adjusting long hole on the middle vertical plate of the I-shaped steel frame beam slides along the horizontal direction and is restrained and guided to the inserting adjusting beam along the vertical direction; the locking screw rod is vertically penetrated and horizontally connected in the adjusting slot holes of the wing plates at the two sides of the I-shaped steel frame beam in a sliding manner.
3. The integral adjusting end template for pouring the inverted arch and the side walls of the tunnel according to claim 2, wherein: the upper part of the locking screw rod vertically slides and penetrates the adjusting beam, the lower part of the locking screw rod vertically slides and penetrates the base plate, and a plurality of locking nuts which finely adjust and fix the vertical distance between the base plate and the I-steel frame beam are connected with the upper part of the locking screw rod in a threaded manner.
4. The integrated adjusting end form for pouring inverted arches and side walls of tunnels according to claim 3, wherein: the axial end face of the lock nut is matched with the top surface and the bottom surface of the clamping I-steel frame beam, the adjusting beam and the base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321550007.1U CN220015198U (en) | 2023-06-18 | 2023-06-18 | Integral type regulation end template that tunnel invert and side wall were pour |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321550007.1U CN220015198U (en) | 2023-06-18 | 2023-06-18 | Integral type regulation end template that tunnel invert and side wall were pour |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220015198U true CN220015198U (en) | 2023-11-14 |
Family
ID=88683757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321550007.1U Active CN220015198U (en) | 2023-06-18 | 2023-06-18 | Integral type regulation end template that tunnel invert and side wall were pour |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220015198U (en) |
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2023
- 2023-06-18 CN CN202321550007.1U patent/CN220015198U/en active Active
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