CN217424917U - Model test tunnel lining mould convenient to drawing of patterns - Google Patents
Model test tunnel lining mould convenient to drawing of patterns Download PDFInfo
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- CN217424917U CN217424917U CN202221190397.1U CN202221190397U CN217424917U CN 217424917 U CN217424917 U CN 217424917U CN 202221190397 U CN202221190397 U CN 202221190397U CN 217424917 U CN217424917 U CN 217424917U
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- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 46
- 238000003466 welding Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 abstract description 3
- 238000009415 formwork Methods 0.000 description 55
- 239000002023 wood Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
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Abstract
The utility model discloses a model test tunnel lining mold convenient for demolding, which comprises a bottom plate, an inner template, an outer template and a cavity mold, wherein the bottom plate, the inner template, the outer template and the cavity mold are formed by cutting steel plates, and the outer template, the inner template and the cavity mold are installed and positioned at the relative positions of the bottom plate; the inner template and the outer template are both split into an upper part and a lower part, the arch tops of the inner and outer molds are disconnected and hinged, and the rapid mold removal can be realized only by detaching the connecting bolts during mold removal. The utility model discloses a casting die low in cost, easy operation, the drawing of patterns of being convenient for help improving test efficiency, reduce test cost.
Description
Technical Field
The utility model belongs to the technical field of the concrete mould, especially, relate to a model test tunnel lining mould convenient to drawing of patterns.
Background
The geomechanical test is a method for developing research on a prototype by reflecting the physical and mechanical properties of the prototype similarly through a geomechanical model. The casting quality of the model is one of key factors for determining whether the test is successful, the tunnel lining casting mold used in the current model test generally takes a wood mold as a main part, and the manufacturing process of the wood mold cannot meet the accurate curvature requirement due to the complex curvature change of the tunnel lining model; secondly, the wood mold is easy to deform after being poured, the precision of the mold is difficult to ensure after the mold is used, and the wood mold is often used as a disposable mold. At present, the urgent need adopt a low in cost, easy operation, the pouring mould of the drawing of patterns of being convenient for help improving test efficiency, reduce test cost.
The prior art at least has the following technical problems: the tunnel lining pouring mold used in the current model test generally takes a wood mold as a main part, the strength of the mold is low, and the accuracy of the model is difficult to ensure during pouring. Because the cross section of the pouring model is complex in shape and large in contact area with the wall surface of the mould, the traditional mould has certain demoulding difficulty, and the pouring quality and efficiency of the model are further influenced. In addition, the wood mold is inevitably deformed too much after being demolded, so that the traditional mold has very low repeated utilization rate.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defect, the utility model provides a model test tunnel lining mould convenient to drawing of patterns.
The utility model discloses a model test tunnel lining mould convenient to drawing of patterns, including bottom plate, inner formword, exterior sheathing and cavity mould.
The external outline of the bottom plate is the cross section shape of the external template; an inner template cutting hole is formed in the middle of the bottom plate, and the contour of the inner template cutting hole is the shape of the section of the inner template; three cavity cutting holes are formed in one side of the bottom plate, and the outline of each cavity cutting hole is in the shape of the cross section of a cavity die.
The outer template consists of an upper outer template and a lower outer template, and the upper outer template and the lower outer template are both provided with two reinforcing plates along the outer side of the wall surface, namely an outer template top reinforcing plate positioned at the top of the wall surface of the template and an outer template bottom reinforcing plate positioned at the bottom of the wall surface of the template; the upper outer template is disconnected at the arch crown position, the two parts are connected by arranging a hinge, the hinge is positioned at the outer side of the outer template, a fan-shaped opening of an upper outer template reinforcing plate is arranged at the disconnected position, and the opening direction faces the outer side of the outer template; the outer formwork fracture at two ends of the upper outer formwork and the lower outer formwork is provided with an outer formwork vertical reinforcing plate, and the outer formwork vertical reinforcing plate is provided with two bolt holes for connecting the upper outer formwork and the lower outer formwork.
The inner template consists of an upper inner template and a lower inner template, and the upper inner template and the lower inner template are both provided with two reinforcing plates along the inner sides of the wall surfaces, namely an inner template top reinforcing plate positioned at the top of the wall surface of the template and an inner template bottom reinforcing plate positioned at the bottom of the wall surface of the template; the upper inner template is disconnected at the arch crown position, the two parts are connected by arranging a hinge, the hinge is positioned at the inner side of the inner template, a fan-shaped opening of an upper inner template reinforcing plate is arranged at the disconnected position, and the opening direction faces to the inner side of the inner template; the upper inner template and the lower inner template are provided with inner template vertical reinforcing plates at the inner template fracture parts at two ends, and the inner template vertical reinforcing plates are provided with two bolt holes for connecting the upper inner template and the lower inner template.
The cavity mould comprises three movable moulds and a transverse plate, the movable moulds are hollow components, the inner surface of each movable mould is close to one side of the inner template, a welding steel plate extends towards the top, two positioning bolt holes are formed in the welding steel plate, and bolt holes are reserved in the transverse plate and the corresponding position of the welding steel plate.
The bottom plate, the inner template, the outer template and the cavity die are all formed by cutting steel plates.
Further, an inner formwork handle is arranged on the inner formwork top reinforcing plate of the upper inner formwork, and a cavity formwork handle is arranged on the upper portion of the inner side of the movable mould.
The utility model has the advantages that:
the utility model has good strength and rigidity, the mold can still keep higher precision after being used for many times, the requirement of the mold for many times of use is met, and the economic benefit of the mold is improved; because the mould molding is complicated, all there is certain difficulty when the inside and outside mould drawing of patterns, two parts about this design on the one hand with the inside and outside mould split, on the other hand in the disconnection of inside and outside mould hunch top department and establish to articulated, only need pull down connecting bolt alright realize quick form removal during form removal.
Drawings
Fig. 1 is the utility model discloses model test tunnel lining mould structure schematic diagram.
Figure 2 is the utility model discloses model test tunnel lining mould bottom plate part schematic diagram.
FIG. 3 is the utility model discloses model test tunnel lining mould exterior sheathing sketch map
Figure 4 does the utility model discloses model test tunnel lining mould inner formword schematic diagram
FIG. 5 is the utility model discloses model test tunnel lining mould cavity mould sketch map
In the figure: 1-vertical reinforcing plate of external template; 2-outer template bolt holes; 3-fracture of the inner template; 4-inner template handle; 5-upper external template; 6-bottom reinforcing plate; 7-a top stiffener; 8-a hinge; 9-upper external template reinforcing plate sector opening; 10-upper inner template reinforcing plate sector opening; 11-upper inner formworks; 12-inner template vertical reinforcing plate; 13-inner template bolt holes; 14-lower inner formworks; 15-fracture of the external template; 16-lower outer formworks; 17-a transverse plate; 18-bolt holes; 19-cavity mold handles; 20-moving the mould; 21-a bottom plate; 22-cavity cutting; 23-inner template hole cutting.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses a model test tunnel lining mould convenient to drawing of patterns through detachable mold design, installs for the mould is whole before pouring, pours the mode that the back split is different components, realizes the quick drawing of patterns of model. As shown in fig. 1, the die specifically includes a bottom plate 21, an inner die plate, an outer die plate and a cavity die, which are cut from a steel plate.
As shown in fig. 2, the outer contour of the bottom plate 21 is the cross-sectional shape of the outer form; an inner template cutting hole 23 is formed in the middle of the bottom plate 21, and the outline of the inner template cutting hole 23 is the shape of the section of the inner template; three cavity cutting holes 22 are formed in one side of the bottom plate 21, and the outline of each cavity cutting hole 22 is in the shape of the cross section of a cavity die. The base plate 21 is used to position the relative positions of the outer mold plate, the inner mold plate and the cavity mold.
As shown in fig. 3, the outer form is composed of an upper outer form 5 and a lower outer form 16, and the upper outer form 5 and the lower outer form 16 are both provided with two reinforcing plates along the outer side of the wall surface, namely a top reinforcing plate 7 at the top of the form wall surface and a bottom reinforcing plate 6 at the bottom of the form wall surface. The upper outer template 5 is disconnected at the vault position, and is connected two parts through setting up hinge 8, and hinge 8 is located the outer template outside to be equipped with the fan-shaped opening 9 of upper portion outer template reinforcing plate in disconnection department, the opening direction is towards the outer template outside, and the size setting can be according to the adjustment of hinge range of motion. The outer formwork vertical reinforcing plate 1 is arranged at the outer formwork fracture 15 at the two ends of the upper outer formwork 5 and the lower outer formwork 16, the outer formwork vertical reinforcing plate 1 is provided with two outer formwork bolt holes 2, and the upper outer formwork and the lower outer formwork are connected through bolt perforation.
As shown in fig. 4, the inner formwork is composed of an upper inner formwork 11 and a lower inner formwork 14, and the upper inner formwork 11 and the lower inner formwork 14 are both provided with two reinforcing plates along the inner side of the wall surface, namely a top reinforcing plate 7 at the top of the formwork wall surface and a bottom reinforcing plate 6 at the bottom of the formwork wall surface. The upper portion inner formworks 11 are disconnected at the vault position, the two parts are connected through the hinge 8, the hinge 8 is located on the inner side of the inner formworks, fan-shaped openings 10 of the upper portion inner formworks reinforcing plates are arranged at the disconnected positions, the opening direction faces towards the inner formworks, and the size of the openings can be adjusted according to the hinge movement range. The upper inner template 11 and the lower inner template 14 are provided with inner template vertical reinforcing plates 12 at inner template fractures 3 at two ends, the inner template vertical reinforcing plates 12 are provided with two inner template bolt holes 13, the upper outer template and the lower outer template are connected through bolt perforation, and the upper inner template and the lower inner template are connected through bolt perforation.
As shown in fig. 5, the cavity mold is composed of three movable molds 20 and a transverse plate 17, the movable molds 20 can be made according to the shape of the requirement, the movable molds 20 are hollow members formed by bending steel plates, the inner surface of each movable mold 20 is close to one side of the inner template, the welded steel plates extend to the top, two positioning bolt holes 18 are arranged on the steel plates, and bolt holes are reserved at the corresponding positions of the transverse plate 17 and the welded steel plates. The movable die 20 is connected with the cross plate 17 through bolt holes to form a whole.
Further, an inner formwork handle 4 is arranged on the inner formwork top reinforcing plate of the upper inner formwork 11, and a cavity mould handle 19 is arranged on the inner upper portion of the movable mould 20.
The utility model discloses application method:
die filling:
before the model is poured, the bottom plate 21 is placed on a flat ground, four bolts penetrate through the outer template bolt holes 2 in the vertical reinforcing plate 1 of the outer template after the model is placed, the outer template is pre-connected into a whole, the pre-connected outer template is aligned with the outer edge of the bottom plate 21, errors are generated, and the bolts are screwed down to form the outer template after adjustment. The inner formwork is continuously installed after the installation of the outer formwork is finished, the operation flow of the installation of the inner formwork is similar to that of the outer formwork, and the inner formwork is more difficult to demold than the outer formwork, so that the upper inner formwork 11 needs to be removed firstly during the demolding, and the wall surface of the upper inner formwork 11 needs to be ensured to be positioned outside the wall surface of the lower inner formwork 14 during the installation; when the cavity mold is installed, three independent movable molds are required to be placed at the cut holes of the inner mold plate of the bottom plate, and after the installation positions are calibrated, the three independent movable molds are connected into a whole through the transverse plate 17.
Removing the mold:
the mould removing sequence is as follows: a cavity mold, an inner mold plate, an outer mold plate, and a bottom plate 21. In order to avoid the problem that the mold is difficult to pull out after the mold material reaches a certain strength, the mold material needs to be detached after the mold material reaches initial set, when the cavity mold is detached, the bolt for connecting the transverse plate 17 and the movable mold 20 needs to be detached, the transverse plate 17 is detached, and then the cavity mold is pulled out in sequence; after the model material reaches the preset strength, the bolts at the joints of the inner templates are removed, the inner template handle 4 of the upper inner template 11 is connected with the hinge 8 arranged at the arch top of the upper inner template 11, the upper inner template 11 can be turned inwards, the upper inner template 11 is taken out, and an operation space is created for removing the lower inner template 14; when the lower inner template 14 is disassembled, the mold can be easily demolded only by applying a load to the undetached part of the inner mold in the disassembled direction; when the outer formwork is disassembled, connecting bolts at the position of the vertical reinforcing plate 1 of the outer formwork need to be disassembled firstly, the upper outer formwork 5 can be disassembled firstly after the outer formwork is disassembled, the upper outer formwork 5 is connected by using hinges 8 arranged at the arch tops, the formwork is separated from the formwork, after the upper outer formwork 5 is disassembled, the lower outer formwork 16 can be disassembled, and finally the formwork is moved, and the bottom plate 21 is removed.
Claims (3)
1. A model test tunnel lining mold convenient for demolding is characterized by comprising a bottom plate (21), an inner template, an outer template and a cavity mold;
the outer contour of the bottom plate (21) is in the shape of the section of an outer template; an inner template cutting hole (23) is formed in the middle of the bottom plate (21), and the outline of the inner template cutting hole (23) is in the shape of the section of the inner template; three cavity cutting holes (22) are formed in one side of the bottom plate (21), and the outlines of the cavity cutting holes (22) are in the shape of the cross section of a cavity die;
the outer template consists of an upper outer template (5) and a lower outer template (16), and the upper outer template (5) and the lower outer template (16) are both provided with two reinforcing plates along the outer side of the wall surface, namely a top reinforcing plate (7) positioned at the top of the wall surface of the template and a bottom reinforcing plate (6) positioned at the bottom of the wall surface of the template; the upper outer template (5) is disconnected at the arch crown position, the two parts are connected by arranging a hinge (8), the hinge (8) is positioned at the outer side of the outer template, a fan-shaped opening (9) of an upper outer template reinforcing plate is arranged at the disconnected position, and the opening direction faces the outer side of the outer template; the upper outer template (5) and the lower outer template (16) are provided with outer template vertical reinforcing plates (1) at outer template fractures (15) at two ends, and the outer template vertical reinforcing plates (1) are provided with two outer template bolt holes (2);
the inner template consists of an upper inner template (11) and a lower inner template (14), and the upper inner template (11) and the lower inner template (14) are both provided with two reinforcing plates along the inner side of the wall surface, namely a top reinforcing plate (7) positioned at the top of the wall surface of the template and a bottom reinforcing plate (6) positioned at the bottom of the wall surface of the template; the upper inner template (11) is disconnected at the arch crown position, the two parts are connected by arranging a hinge (8), the hinge (8) is positioned at the inner side of the inner template, a fan-shaped opening (10) of an upper inner template reinforcing plate is arranged at the disconnected position, and the opening direction faces to the inner side of the inner template; the upper inner template (11) and the lower inner template (14) are provided with inner template vertical reinforcing plates (12) at inner template fractures (3) at two ends, and the inner template vertical reinforcing plates (12) are provided with two inner template bolt holes (13);
the cavity mould comprises three movable moulds (20) and a transverse plate (17), the movable moulds (20) are hollow components, the inner surface of each movable mould is close to one side of the inner template, a welding steel plate extends towards the top, two positioning bolt holes are formed in the welding steel plate, and bolt holes (18) are reserved in the corresponding positions of the transverse plate (17) and the welding steel plate.
2. The model test tunnel lining mold convenient for demolding as claimed in claim 1, wherein the bottom plate (21), the inner mold plate, the outer mold plate and the cavity mold are cut from steel plates.
3. The model test tunnel lining mold convenient for demolding as claimed in claim 1, wherein the top reinforcing plate (7) of the upper inner template (11) is provided with an inner template handle (4), and the top of the movable mold (20) is provided with a cavity mold handle (19).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022104213406 | 2022-04-21 | ||
| CN202210421340 | 2022-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217424917U true CN217424917U (en) | 2022-09-13 |
Family
ID=83188020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221190397.1U Expired - Fee Related CN217424917U (en) | 2022-04-21 | 2022-05-18 | Model test tunnel lining mould convenient to drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217424917U (en) |
-
2022
- 2022-05-18 CN CN202221190397.1U patent/CN217424917U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |