CN108506002B - Outer wall template for forming slurry diffusion groove on outer wall surface - Google Patents
Outer wall template for forming slurry diffusion groove on outer wall surface Download PDFInfo
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- CN108506002B CN108506002B CN201810498231.8A CN201810498231A CN108506002B CN 108506002 B CN108506002 B CN 108506002B CN 201810498231 A CN201810498231 A CN 201810498231A CN 108506002 B CN108506002 B CN 108506002B
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- 239000002002 slurry Substances 0.000 title claims abstract description 40
- 238000009792 diffusion process Methods 0.000 title claims abstract description 34
- 241001441752 Philesturnus carunculatus Species 0.000 claims description 23
- 239000002390 adhesive tape Substances 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 5
- 235000014121 butter Nutrition 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000009415 formwork Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/12—Accessories for making shaft linings, e.g. suspended cradles, shutterings
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/04—Lining shafts; Linings therefor with brick, concrete, stone, or similar building materials
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention discloses an outer wall template for forming slurry diffusion grooves on the outer wall surface, which comprises a template frame, an outer wall circumferential groove forming structure for forming circumferential grooves on the outer wall surface and an outer wall vertical groove forming structure for forming vertical grooves on the outer wall surface, wherein the outer wall circumferential groove forming structure is arranged on the template frame along the circumferential direction, and the outer wall vertical groove forming structure is arranged on the template frame along the vertical direction; the widths of the notches of the annular grooves and the vertical grooves are 15-20mm, and the depths of the notches are 20-30mm. The outer wall template can reserve a narrow-distance groove with a certain depth on the surface of the outer wall, and the groove is formed in one step in the outer wall concrete pouring process, so that the operation is simple.
Description
Technical Field
The invention relates to a frozen shaft outer wall template. In particular to an outer wall template with slurry diffusion grooves formed on the outer wall surface.
Background
After the construction of the sleeve wall of the freezing shaft is finished, the wall filling grouting is needed to be carried out between the inner wall and the outer wall, so that on one hand, the water load of the inner wall is reduced, and on the other hand, the inner wall and the outer wall are organically combined to bear together.
At present, the existing outer wall construction process is to pour the outer wall into a smooth surface, and when the inner wall is sleeved, plastic plates are laid between the walls, so that the constraint of the outer wall on the temperature deformation of the concrete on the inner wall is reduced. However, when grouting is performed between the inner wall and the outer wall, the gap difference between the interlayers at each position between the inner wall and the outer wall is larger, some positions are tightly attached to each other, the slurry cannot pass through, so that the slurry is unevenly distributed among the walls, so that islands which are not fully filled are formed or sealed or hooked among the walls after the slurry is condensed, and the interlayers at the island positions are gradually filled with water after the frozen walls are thawed, so that the safety of the well wall is not facilitated.
Disclosure of Invention
Therefore, the invention aims to solve the problem that cement slurry can be unevenly filled between walls, and provides the outer wall template for forming the slurry diffusion groove on the outer wall surface, wherein a narrow-distance groove with a certain depth can be reserved on the outer wall surface, and the groove can be formed at one time in the outer wall concrete pouring process, so that the operation is simple.
In order to solve the technical problems, the invention provides the following technical scheme:
the outer wall template for forming the slurry diffusion groove on the outer wall surface comprises a template frame, an outer wall circumferential groove forming structure for forming a circumferential groove on the outer wall surface and an outer wall vertical groove forming structure for forming a vertical groove on the outer wall surface, wherein the outer wall circumferential groove forming structure is arranged on the template frame along the circumferential direction, and the outer wall vertical groove forming structure is arranged on the template frame along the vertical direction; the widths of the notches of the annular grooves and the vertical grooves are 15-20mm, and the depths of the notches are 20-30mm; the width of the notch is 15-20mm, so that the plastic plates between the walls can be effectively prevented from being excessively embedded into the grooves under the extrusion action of the cast concrete on the inner walls, and the smoothness of the expansion channel of the slurry can be ensured by the depth of the groove being 20-30mm.
The outer wall template with the slurry diffusion groove formed on the outer wall surface is characterized in that the template frame is an integral template frame or a split assembly type template frame.
The outer wall template for forming the slurry diffusion groove on the outer wall surface is characterized in that the outer wall circumferential groove forming structure is provided with a circumferential groove forming part, and the outer wall vertical groove forming structure is provided with a vertical groove forming part; the vertical groove forming parts are of vertical continuous structures and divide the annular groove forming parts into annular discontinuous structures, the vertical groove forming parts are clamped in gaps between the annular groove forming part discontinuous structures which are adjacent in the annular direction, and the annular groove forming parts between the vertical groove forming parts which are adjacent in the annular direction are of continuous structures.
The outer wall template with the slurry diffusion groove formed on the outer wall surface is characterized in that the template frame is a split assembled template frame, and the split assembled template frame consists of two or more split assembled template frame units; the vertical groove forming structure of the outer wall is positioned between two adjacent split assembly type template frame units.
The outer wall template for forming the slurry diffusion groove on the outer wall surface is characterized in that the outer wall circumferential groove forming structure is provided with a circumferential groove forming part, and the outer wall vertical groove forming structure is provided with a vertical groove forming part; the annular groove forming part is of an annular continuous structure and divides the vertical groove forming part into a vertical discontinuous structure; the annular groove forming parts penetrate through and are clamped in gaps between the intermittent structures of the two vertical groove forming parts which are adjacent to each other, and the vertical groove forming parts between the two annular groove forming parts which are adjacent to each other are of continuous structures.
The outer wall template with the slurry diffusion groove formed on the outer wall surface is characterized in that the template frame is a split assembled template frame, and the split assembled template frame consists of two or more split assembled template frame units; the outer wall circumferential groove forming structure is positioned between two adjacent split assembly type template frame units.
The above-mentioned outer wall template that forms thick liquid diffusion recess at outer wall surface, the quantity of the vertical recess shaping structure of outer wall is less than or equal to three on split pin-connected panel template frame, the quantity that the annular recess shaping structure of outer wall set up along the direction of height on split pin-connected panel template frame is two to four
The outer wall template with the slurry diffusion groove formed on the outer wall surface comprises a special-shaped adhesive tape, an expansion rubber pipe, a concave adhesive block, a positioning bolt and a side wall support, wherein the outer wall circumferential groove forming structure and the outer wall vertical groove forming structure are respectively formed by the special-shaped adhesive tape; one end of the special-shaped adhesive tape is a circumferential groove forming part or a vertical groove forming part, the other end of the special-shaped adhesive tape is contacted with one side of the expansion rubber pipe, and the other side of the expansion rubber pipe is contacted with the concave surface of the concave rubber block; the concave rubber block is fixedly clamped in the forming part accommodating cavity supported by the side wall through the positioning bolt, and the special-shaped rubber strip, the expansion rubber pipe and the concave rubber block are also positioned in the forming part accommodating cavity; the annular groove forming part and the vertical groove forming part extend out of the forming part accommodating cavity and penetrate through a template wall of the template frame through a template slot groove; butter is filled among any two of the special-shaped adhesive tape, the expansion rubber pipe, the concave rubber block and the side wall support; the side wall support comprises a first side wall support part and a second side wall support part, the first side wall support part and the second side wall support part are of a concave structure, notches of the concave structure are opposite, the first side wall support part and the second side wall support part are fixedly connected through the positioning bolt, and a forming part accommodating cavity is formed between the first side wall support part and the second side wall support part.
The outer wall template with the slurry diffusion groove formed on the outer wall surface is characterized in that the air inlet end of the expansion rubber pipe is in fluid communication with the air outlet end of the branch air pipe, the air inlet end of the branch air pipe is in fluid communication with the air outlet end of the annular air pipe and/or the air outlet end of the vertical air pipe, the air inlet end of the annular air pipe and the air inlet end of the vertical air pipe are in fluid communication with the air outlet end of the air pressure control main valve, and the air inlet end of the air pressure control main valve is in fluid communication with the hanging scaffold air distributor through the quick connector and the main air pipe in sequence; the air pressure control main valve is provided with a pressure gauge; the expansion rubber pipe is provided with a valve for controlling the sectional expansion of the expansion rubber pipe.
The cross section of the special-shaped adhesive tape is T-shaped and comprises side wings, saddle backs and legs, wherein the saddle backs are arranged at the top ends of the legs, and the side wings are arranged at the two sides of the saddle backs; the upper surface of the saddle back is a saddle back pressure surface; the joint of the flank and the saddle back is a flank shoulder, and the upper surface of the flank shoulder is a flank shoulder pressure surface; the wing comprises a flange, flange supporting feet, wing flanks and wing roots, wherein the flange is right below a wing shoulder, the flange supporting feet are below the flange, the wing flanks are arranged on the inner sides of the flange and the flange supporting feet, the surface of each wing flank is a wing flank supporting surface, and the wing roots are arranged at the joint of the leg feet and the wing flanks; the upper ends of the legs are legs, and the lower ends of the legs are column feet; the width of the leg part gradually increases from the column base to the wing root to form a leg part sealing slope; the outer surface of the flange is a flange supporting surface; the column base is the annular groove forming part or the vertical groove forming part.
Advantageous effects
1. In order to solve the problem that cement slurry can be uniformly filled between the inner wall and the outer wall, the invention designs the outer wall template for forming the slurry diffusion groove on the surface of the outer wall, the outer wall template can reserve a narrow-distance groove with a certain depth on the surface of the outer wall, and the groove is formed in one step in the pouring process of the concrete on the outer wall, so that the operation is simple.
2. The pressure of the main valve is controlled by controlling the air pressure, the expansion rubber pipe can expand and contract to deform, and the special-shaped rubber strip in the groove structure can stretch back and forth. The expansion rubber tube is inflated when the outer wall is poured, the special-shaped rubber tube is pushed to stretch out, after the outer wall concrete reaches initial setting, the expansion rubber tube is deflated, the special-shaped rubber tube is retracted, so that a groove is formed in the outer wall surface naturally, on the other hand, the special-shaped rubber tube is retracted, and the rubber tube of the boss on the outer wall template surface and the concrete well wall are prevented from being scratched in the falling die process, so that the wall or the rubber tube of the formed groove is damaged.
3. The outer wall template can be integrally formed, and can also be spliced according to the required size, so that the site construction operation is convenient.
4. The telescopic actions of the outer wall circumferential groove forming structure and the outer wall vertical groove forming structure of the outer wall template can be integrally and intensively controlled in a linkage mode, the depth of the groove can be required to be different according to the positions of different outer walls, and a valve can be arranged at each expansion rubber pipe to realize independent control one by one.
Drawings
FIG. 1 is a schematic illustration of the outer walls of circumferential and vertical grooves formed in the surface of an outer wall form of the slurry diffusion groove formed in the outer wall surface of the present invention;
FIG. 2 is an enlarged partial schematic view of the circumferential and vertical grooves at A in FIG. 1 of an outer wall form of the present invention having slurry diffusion grooves formed in the outer wall surface;
FIG. 3 is an enlarged schematic view of the circumferential groove section at B in FIG. 1 of an outer wall form of the present invention having slurry diffusion grooves formed in the outer wall surface;
FIG. 4 is a schematic illustration of an outer wall form of the present invention having slurry diffusion grooves formed in the outer wall surface;
FIG. 5 is a schematic view showing a retracted state of an outer wall circumferential groove forming structure of an outer wall mold plate having slurry diffusion grooves formed on an outer wall surface thereof according to the present invention;
FIG. 6 is a schematic view showing an extended state of an outer wall circumferential groove forming structure of an outer wall form of the slurry diffusion groove formed on the outer wall surface according to the present invention;
FIG. 7 is a schematic view showing a retracted state of an outer wall vertical groove forming structure of an outer wall template having slurry diffusion grooves formed on an outer wall surface thereof according to the present invention;
FIG. 8 is a schematic view showing an extended state of an outer wall vertical groove forming structure of an outer wall form of the slurry diffusion groove formed on the outer wall surface of the present invention;
FIG. 9 is a schematic cross-sectional view of a profiled strip of an outer wall form of the present invention having slurry diffusion grooves formed in the outer wall surface;
FIG. 10 is a schematic view showing a state of extending out a cross section of a special-shaped adhesive tape of an outer wall template with slurry diffusion grooves formed on the outer wall surface, wherein a solid line is a state before extending out, and a broken line is a state after extending out;
the reference numerals in the drawings are as follows: 1: template frame, 2: outer wall circumferential groove shaping structure, 3: vertical recess shaping structure of outer wall, 4: abnormal adhesive tape, 5: an expansion rubber tube, 6: concave rubber block, 7: positioning bolt, 8: sidewall support, 9: template slot groove, 10: annular air pipe, 11: vertical tuber pipe, 12: air pressure control master valve, 13: branch duct, 14: hanging scaffold wind separator, 15: pressure gauge, 16: circumferential groove, 17: vertical grooves, 18: outer wall, 4-1: flank, 4-2: saddle back, 4-3 legs, 4-4: saddle back pressure face, 4-5: wing shoulder, 4-6: wing shoulder compression face, 4-7: flanges, 4-8: flange supporting legs, 4-9: wing web, 4-10: root, 4-11: column base, 4-12: leg seal ramp, 4-13: flange supporting surface, 4-14: a leg.
Detailed Description
In order to more clearly illustrate the present invention, the present invention will be further described with reference to preferred embodiments and the accompanying drawings. Like parts in the drawings are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and that this invention is not limited to the details given herein.
As shown in fig. 1 to 10, an outer wall form of the present invention, which forms slurry diffusion grooves on an outer wall surface, comprises a form frame 1, an outer wall circumferential groove forming structure 2 for forming circumferential grooves 16 on the outer wall surface, and an outer wall vertical groove forming structure 3 for forming vertical grooves 17 on the outer wall surface, wherein the outer wall circumferential groove forming structure 2 is disposed on the form frame 1 in the circumferential direction, and the outer wall vertical groove forming structure 3 is disposed on the form frame 1 in the vertical direction. In this embodiment, the formwork frame 1 is a split assembled formwork frame. The outer wall circumferential groove forming structure 2 is provided with a circumferential groove forming part, and the outer wall vertical groove forming structure 3 is provided with a vertical groove forming part; the vertical groove forming parts are of vertical continuous structures and divide the annular groove forming parts into annular discontinuous structures, the vertical groove forming parts are clamped in gaps between the annular groove forming part discontinuous structures which are adjacent in the annular direction, and the annular groove forming parts between the vertical groove forming parts which are adjacent in the annular direction are of continuous structures. The template frame 1 is a split assembled template frame, and the split assembled template frame consists of two or more split assembled template frame units; the outer wall vertical groove forming structure 3 is positioned between two adjacent split assembly type template frame units. The number of the outer wall vertical groove forming structures 3 on the split assembly type template frame is not more than three, and the number of the outer wall annular groove forming structures 2 arranged along the height direction is two to four. The widths of the notches of the annular groove 16 and the vertical groove 17 are 15-20mm, and the depths of the notches are 20-30mm; the width of the notch is 15-20mm, so that the plastic plates between the walls can be effectively prevented from being excessively embedded into the grooves under the extrusion action of the cast concrete on the inner walls, and the smoothness of the expansion channel of the slurry can be ensured by the depth of the groove being 20-30mm.
As shown in fig. 4 to 8, the outer wall circumferential groove forming structure 2 and the outer wall vertical groove forming structure 3 comprise special-shaped rubber strips 4, an expansion rubber tube 5, a concave rubber block 6, a positioning bolt 7 and a side wall support 8; one end of the special-shaped adhesive tape 4 is a circumferential groove forming part or a vertical groove forming part, the other end of the special-shaped adhesive tape 4 is in contact with one side of the expansion rubber pipe 5, and the other side of the expansion rubber pipe 5 is in contact with the concave surface of the concave rubber block 6; the concave rubber block 6 is fixedly clamped in a forming part accommodating cavity of the side wall support 8 through the positioning bolt 7, and the special-shaped rubber strip 4, the expansion rubber pipe 5 and the concave rubber block 6 are also positioned in the forming part accommodating cavity; the annular groove forming part and the vertical groove forming part extend out of the forming part accommodating cavity and penetrate through the template wall of the template frame 1 through the template slot groove 9; butter is filled between any two of the special-shaped adhesive tape 4, the expansion adhesive pipe 5, the concave adhesive block 6 and the side wall support 8 (used for reducing friction with the side wall support in the deformation process of the inner special-shaped adhesive tape 4, the expansion adhesive pipe 5 and the like). The side wall supports 8 can be channel steel or steel plates and are fixed on the template frame 1 in a welding mode; the diameter of the positioning bolt 7 is phi 12mm or phi 14mm. The pressure born by the expansion rubber tube 5 is 0.6-0.8MPa, and the expansion rubber tube can quickly radially shrink to restore the original tube diameter after the internal pressure is released. The side surface of the concave rubber block 6 is supported and fastened by the side wall and is fixed by a positioning bolt crossing the side wall support and the concave rubber block 6 to limit the movement of the concave rubber block 6, and the arc-shaped surface of the concave rubber block 6 is a counterforce supporting surface of the expansion rubber pipe 5.
As shown in fig. 5 to 8, the side wall support 8 includes a first side wall support portion and a second side wall support portion, the first side wall support portion and the second side wall support portion are both in a "concave" structure, the notches of the "concave" structure are opposite, the first side wall support portion and the second side wall support portion are fixedly connected through the positioning bolt 7, and the forming part accommodating cavity is formed between the first side wall support portion and the second side wall support portion.
As shown in fig. 4, the air inlet end of the expansion hose 5 is in fluid connection with the air outlet end of the branch air duct 13, the air inlet end of the branch air duct 13 is in fluid connection with the air outlet end of the annular air duct 10 and/or the air outlet end of the vertical air duct 11, the air inlet end of the annular air duct 10 and the air inlet end of the vertical air duct 11 are in fluid connection with the air outlet end of the air pressure control main valve 12, and the air inlet end of the air pressure control main valve 12 is in fluid connection with the hanging scaffold air separator 14 through a quick connector and the main air duct in sequence; the air pressure control main valve 12 is provided with a pressure gauge 15; the expansion rubber tube 5 is provided with a valve for controlling the sectional expansion of the expansion rubber tube 5.
As shown in fig. 9, the cross section of the special-shaped adhesive tape 4 is in a T shape and comprises a flank 4-1, a saddle back 4-2 and legs 4-3, wherein the saddle back 4-2 is arranged at the top end of the legs 4-3, and the flanks 4-1 are arranged at two sides of the saddle back 4-2; the upper surface of the saddle back 4-2 is a saddle back pressure surface 4-4; the joint of the flank 4-1 and the saddle back 4-2 is a flank 4-5, and the upper surface of the flank 4-5 is a flank pressure surface 4-6; the wing 4-1 comprises a wing edge 4-7, wing edge supporting feet 4-8, wing flanks 4-9 and wing roots 4-10, wherein the wing edge 4-7 is right below a wing shoulder 4-5, the wing edge supporting feet 4-8 are below the wing edge 4-7, the wing flanks 4-9 are on the inner sides of the wing edges 4-7 and the wing edge supporting feet 4-8, the surface of the wing flanks 4-9 is a wing flank supporting surface, and the wing roots 4-10 are at the joint of the leg feet 4-3 and the wing flanks 4-9; the upper end of the leg 4-3 is provided with a leg 4-14, and the lower end of the leg 4-3 is provided with a column foot 4-11; the width of the leg 4-14 gradually increases from the column foot 4-11 to the wing root 4-10 to form a leg sealing slope 4-12; the outer surface of the flange 4-7 is a flange supporting surface 4-13; the column base 4-11 is the annular groove forming part or the vertical groove forming part. The special-shaped adhesive tape is solid and made of rubber, and has good elastic deformation and recovery characteristics.
As shown in fig. 5 to 10, the working principle of such an outer wall form forming slurry diffusion grooves in the outer wall surface is as follows:
1. after the shaft is dug to a certain depth, the outer wall template of the slurry diffusion groove can be formed by installing the embodiment on the outer wall surface of the bottom hole working surface. The split assembly type template frame units are assembled into a template frame 1, and then the annular groove forming structure 2 and the vertical groove forming structure 3 are arranged on the template frame 1. The annular groove forming structure 2 is arranged on the inner surface of the template frame 1 along the circumferential direction of the template frame 1, and a plurality of channels are arranged in the height direction, and the annular groove forming structure 2 and the vertical groove forming structure 3 together ensure the continuity of the formed annular groove structure in the horizontal direction; the vertical groove forming structure 3 is continuously arranged on the outer surface of the template frame 1 along the vertical direction or is arranged at the joint positions of the left template frame 1 and the right template frame 1. Then the expansion rubber tube 5 in the communicated annular groove forming structure 2 and the vertical groove forming structure 3 is communicated with an external pipeline, namely, the air inlet end of the expansion rubber tube 5 is in fluid communication with the air outlet end of the branch air tube 13, the air inlet end of the branch air tube 13 is in fluid communication with the air outlet end of the annular air tube 10 and/or the air outlet end of the vertical air tube 11, the air inlet end of the annular air tube 10 and the air inlet end of the vertical air tube 11 are in fluid communication with the air outlet end of the air pressure control main valve 12, and the air inlet end of the air pressure control main valve 12 is in fluid communication with the hanging scaffold air separator 14 through a quick connector and the main air tube in sequence; the air pressure control main valve 12 is provided with a pressure gauge 15; the expansion rubber tube 5 is provided with a valve for controlling the sectional expansion of the expansion rubber tube 5.
2. When the outer wall is poured, the air pressure control master valve 12 is pulled to the loading side, air enters the annular air pipe 10 and the vertical air pipe 11 through the air inlet end of the air pressure control master valve 12, then flows out of the air outlet end of the annular air pipe 10 and the air outlet end of the vertical air pipe 11 and enters the branch air pipe 13, then flows out of the air outlet end of the branch air pipe 13 and enters the expansion rubber pipe 5 from the air inlet end of the expansion rubber pipe 5, the expansion rubber pipes 5 in the annular groove forming structure 2 of each outer wall and the vertical groove forming structure 3 of the outer wall are inflated, after the expansion rubber pipe 5 is inflated and deformed, the special-shaped rubber strips 4 are pushed to move towards the outer side of the template frame 1, the column feet 4-11 of the special-shaped rubber strips 4 are pushed out, the extending lengths of the column feet 4-11 of the special-shaped rubber strips 4 are adjusted through adjusting the pressure of the air pressure control master valve 12, accordingly, the depth of grooves can be controlled, the leg sealing slope faces 4-12 are inflated to seal the template groove 9 of the closed template frame 1, and after the air pressure in the expansion rubber pipe 5 reaches a preset stable value, the constant pressure in the expansion rubber pipe 5 is kept, and the air pressure in the expansion rubber pipe 12 is closed. The pressure which the expansion rubber tube 5 can bear is 0.6-0.8MPa.
The extending working deformation of the special-shaped adhesive tape 4: under the extrusion action of the expansion rubber tube 5, the saddle back pressure-bearing surface 4-4 of the special-shaped rubber strip 4 is stressed at first, the special-shaped rubber strip 4 is pushed to move towards the direction of the template frame 1, legs 4-3 extend outwards, when flange supporting feet 4-8 meet the blocking of the template frame 1, wings 4-10 begin to deform gradually, the clamping angle between the side wings 4-1 and legs 4-14 becomes larger, flanges 4-7 extend towards two sides, wings 4-9 stretch forwards, when flanges 4-7 are in contact with channel steel for abutting, wings 4-5 and wings 4-10 continue to deform, wings 4-5 and saddle back 4-2 gradually flatten until reverse overturning occurs, wings 4-10 expand gradually to be nearly right angles, wings 4-9 until abutting against the template, so far, the feet 4-11 of the special-shaped rubber strip 4 extend completely, and leg sealing slope 4-12 fills the template slot groove 9 completely.
3. After the concrete reaches the initial setting, the air pressure control main valve 12 is pulled to the unloading side, all air in the expansion rubber tube 5 is discharged through a branch air tube, a vertical air tube, a circular air tube and the like, the expansion rubber tube 5 is contracted and restored, the special-shaped rubber strip 4 is elastically restored, and the column feet 4-11 of the special-shaped rubber strip 4 are retracted into the template slot groove 9.
Description of retraction work deformation of the special-shaped adhesive tape 4: after the air release and pressure release of the expansion rubber tube 5, the special-shaped rubber strip 4 is converged and fastened by the wing root 4-10 under the self elastic action, the wing web 4-9 is recovered, the wing shoulder 4-5 and the saddle back 4-2 are raised, the flange 4-7 and the leg 4-3 are tightened towards the direction of the expansion rubber tube 5, the initial state is gradually recovered, and the column base 4-11 of the special-shaped rubber strip 4 is completely retracted into the template slot groove 9.
4. After the concrete has completely set, the outer wall forms are shrunk and demolded, so that a continuous groove is formed in the outer wall.
In other embodiments, the formwork frame 1 may be a unitary formwork frame; in addition, the outer wall circumferential groove forming structure 2 and the outer wall vertical groove forming structure 3 may also take the following forms: the template frame 1 is a split assembled template frame, and the split assembled template frame consists of two or more split assembled template frame units; the outer wall circumferential groove forming structure 2 is located between two adjacent split assembly type template frame units. The outer wall circumferential groove forming structure 2 is provided with a circumferential groove forming part, and the outer wall vertical groove forming structure 3 is provided with a vertical groove forming part; the annular groove forming part is of an annular continuous structure and divides the vertical groove forming part into a vertical discontinuous structure; the annular groove forming parts penetrate through and are clamped in gaps between the intermittent structures of the two vertical groove forming parts which are adjacent to each other, and the vertical groove forming parts between the two annular groove forming parts which are adjacent to each other are of continuous structures.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (6)
1. An outer wall template for forming slurry diffusion grooves on the outer wall surface is characterized by comprising a template frame (1), an outer wall circumferential groove forming structure (2) for forming circumferential grooves (16) on the outer wall surface and an outer wall vertical groove forming structure (3) for forming vertical grooves (17) on the outer wall surface, wherein the outer wall circumferential groove forming structure (2) is arranged on the template frame (1) along the circumferential direction, and the outer wall vertical groove forming structure (3) is arranged on the template frame (1) along the vertical direction; the widths of the notches of the annular groove (16) and the vertical groove (17) are 15-20mm, and the depths of the notches are 20-30mm;
the outer wall circumferential groove forming structure (2) is provided with a circumferential groove forming part, and the outer wall vertical groove forming structure (3) is provided with a vertical groove forming part; the vertical groove forming parts are of vertical continuous structures and divide the annular groove forming parts into annular discontinuous structures, the vertical groove forming parts are clamped in gaps between two adjacent annular groove forming part discontinuous structures in the annular direction, and the annular groove forming parts between the adjacent annular groove forming parts are of continuous structures; the template frame (1) is a split assembled template frame, and the split assembled template frame consists of two or more split assembled template frame units; the outer wall vertical groove forming structure (3) is positioned between two adjacent split assembly type template frame units;
or the outer wall circumferential groove forming structure (2) is provided with a circumferential groove forming part, and the outer wall vertical groove forming structure (3) is provided with a vertical groove forming part; the annular groove forming part is of an annular continuous structure and divides the vertical groove forming part into a vertical discontinuous structure; the annular groove forming parts penetrate through and are clamped in gaps between the intermittent structures of the two adjacent vertical groove forming parts, and the vertical groove forming parts between the two adjacent annular groove forming parts are of continuous structures; the template frame (1) is a split assembled template frame, and the split assembled template frame consists of two or more split assembled template frame units; the outer wall circumferential groove forming structure (2) is positioned between two adjacent split assembly type template frame units.
2. An outer wall form for forming slurry diffusion grooves in an outer wall surface according to claim 1, wherein the form frame (1) is a unitary form frame or a split-type form frame.
3. The outer wall form forming slurry diffusion grooves on the outer wall surface according to claim 1, wherein the number of the outer wall vertical groove forming structures (3) on the split type split form frame is less than or equal to three, and the number of the outer wall circumferential groove forming structures (2) on the split type split form frame is two to four.
4. The outer wall template forming slurry diffusion grooves on the outer wall surface according to claim 1, wherein the outer wall circumferential groove forming structure (2) and the outer wall vertical groove forming structure (3) comprise special-shaped rubber strips (4), an expansion rubber tube (5), a concave rubber block (6), a positioning bolt (7) and a side wall support (8); one end of the special-shaped adhesive tape (4) is a circumferential groove forming part or a vertical groove forming part, the other end of the special-shaped adhesive tape (4) is contacted with one side of the expansion rubber pipe (5), and the other side of the expansion rubber pipe (5) is contacted with the concave surface of the concave surface rubber block (6); the concave rubber block (6) is fixedly clamped in a forming part accommodating cavity of the side wall support (8) through the positioning bolt (7), and the special-shaped rubber strip (4), the expansion rubber tube (5) and the concave rubber block (6) are also positioned in the forming part accommodating cavity; the annular groove forming part and the vertical groove forming part extend out of the forming part accommodating cavity and penetrate through the template wall of the template frame (1) through a template slot groove (9); butter is filled between any two of the special-shaped adhesive tape (4), the expansion rubber pipe (5), the concave rubber block (6) and the side wall support (8); the side wall support (8) comprises a first side wall support part and a second side wall support part, the first side wall support part and the second side wall support part are of a concave structure, notches of the concave structure are opposite, the first side wall support part and the second side wall support part are fixedly connected through the positioning bolt (7), and a forming part accommodating cavity is formed between the first side wall support part and the second side wall support part.
5. The outer wall template with the slurry diffusion groove formed on the outer wall surface according to claim 4, wherein the air inlet end of the expansion rubber pipe (5) is in fluid communication with the air outlet end of the branch air pipe (13), the air inlet end of the branch air pipe (13) is in fluid communication with the air outlet end of the annular air pipe (10) and/or the air outlet end of the vertical air pipe (11), the air inlet end of the annular air pipe (10) and the air inlet end of the vertical air pipe (11) are in fluid communication with the air outlet end of the air pressure control main valve (12), and the air inlet end of the air pressure control main valve (12) is in fluid communication with the hanging scaffold air distributor (14) through a quick connector and the main air pipe in sequence; a pressure gauge (15) is arranged on the air pressure control main valve (12); the expansion rubber tube (5) is provided with a valve for controlling the sectional expansion of the expansion rubber tube (5).
6. The outer wall form forming slurry diffusion grooves on the outer wall surface according to claim 5, wherein the cross section of the profiled rubber strip (4) is T-shaped and comprises a flank (4-1), a saddle back (4-2) and legs (4-3), the saddle back (4-2) is arranged at the top end of the legs (4-3), and the flanks (4-1) are arranged at two sides of the saddle back (4-2); the upper surface of the saddle back (4-2) is a saddle back pressure surface (4-4); the connection part of the flank (4-1) and the saddle back (4-2) is a flank shoulder (4-5), and the upper surface of the flank shoulder (4-5) is a flank shoulder pressure surface (4-6); the wing (4-1) comprises a flange (4-7), flange supporting feet (4-8), wing flanks (4-9) and wing roots (4-10), wherein the flange (4-7) is right below a wing shoulder (4-5), the flange supporting feet (4-8) are arranged below the flange (4-7), the wing flanks (4-9) are arranged on the inner sides of the flange (4-7) and the flange supporting feet (4-8), the surface of the wing flanks (4-9) is a wing flank supporting surface, and the wing roots (4-10) are arranged at the joint of the leg feet (4-3) and the wing flanks (4-9); the upper ends of the legs (4-3) are legs (4-14), and the lower ends of the legs (4-3) are column feet (4-11); the width of the leg part (4-14) gradually increases from the column base (4-11) to the wing root (4-10) to form a leg part sealing slope (4-12); the outer surface of the flange (4-7) is a flange supporting surface (4-13); the column base (4-11) is the annular groove forming part or the vertical groove forming part.
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| CN201810498231.8A CN108506002B (en) | 2018-05-23 | 2018-05-23 | Outer wall template for forming slurry diffusion groove on outer wall surface |
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| CN201810498231.8A CN108506002B (en) | 2018-05-23 | 2018-05-23 | Outer wall template for forming slurry diffusion groove on outer wall surface |
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| DE102018128519B3 (en) * | 2018-11-14 | 2020-01-16 | Deilmann-Haniel Gmbh | Support ring with extendable drawers |
| CN110486018B (en) * | 2019-08-14 | 2020-07-31 | 西安科技大学 | Lattice type composite shaft structure and construction method |
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