CN204136220U - A kind of internal mold rigidity expands and manufactures the equipment of concrete pressure pipe - Google Patents
A kind of internal mold rigidity expands and manufactures the equipment of concrete pressure pipe Download PDFInfo
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- CN204136220U CN204136220U CN201420452514.6U CN201420452514U CN204136220U CN 204136220 U CN204136220 U CN 204136220U CN 201420452514 U CN201420452514 U CN 201420452514U CN 204136220 U CN204136220 U CN 204136220U
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Abstract
The utility model belongs to building material cement goods and manufactures field, is specifically related to the equipment that the expansion of a kind of internal mold rigidity manufactures concrete pressure pipe.Internal mold rigidity expands and manufactures the equipment of concrete pressure pipe, by boosting rectifier control room, and shake table, booster apparatus, internal mold, external mold, sealing device is formed; The booster apparatus core cylinder that booster apparatus is boosted by water filling and the booster apparatus rubber sleeve be coated on booster apparatus core cylinder are formed.The beneficial effects of the utility model are output internal surface of pipe flat smooth; The tubing of output everywhere internal diameter data is identical and meet GB technical requirement; Avoid the pipe workpiece quality accident occurred because pressure oscillation is large in pressurization and steam-cured process; Greatly save human and material resources, financial resources, significantly reduced production cost, improve labor productivity.
Description
Technical field
The utility model belongs to building material cement goods and manufactures field, is specifically related to the equipment that the expansion of a kind of internal mold rigidity manufactures concrete pressure pipe.
Background technology
In urban construction, countryside architecture, industrial and mining enterprises' construction and construction of water conservancy works, all to lay the pipeline of all size bore.Concrete pressure pipeline is a kind of pipe special, in drinking water water delivery engineering.Through domestic and international decades production and application facts have proved, select concrete pressure tubing to be economical rationality when tubing.
Existing domestic, external production concrete pressure pipe main technique has vibration-extrusion technique and core wire-coiling technique.The principle of vibration-extrusion technique utilizes the outer field rubber sleeve of internal mold outside extruded concrete under the effect of hydraulic pressure, make concrete draining, closely knit and make deformed bar produce design prestressing force, the external protection of pipe of concrete and tubing one-shot forming.Because rubber sleeve is flexible, run into concrete out-of-flatness, aggregate at large area extruded concrete will form internal surface of pipe rough and uneven in surface Unfeigned time uneven and lead large, sealing joint is poor, cause pipeline large at water delivery process carrying capacity and power loss, this situation is particularly serious after damage revamping appears in rubber sleeve.The utility model is exactly the above-mentioned defect fundamentally eliminated in vibration-extrusion technique, becomes perfect concrete pressure pipe technological equipment for making.
Utility model content
The purpose of this utility model is to provide the equipment that the expansion of a kind of internal mold rigidity manufactures concrete pressure pipe, and the technical problem that solve is to provide a kind of equipment and manufacturing process of producing the smooth concrete pressure pipe of inner surface.
Another problem that will solve of the utility model is to provide a kind of rigidity internal mold thus evenly exerts pressure when extruded concrete pipe, the output pipe of concrete that internal diameter data are identical everywhere.
Another problem that will solve of the utility model is to provide a kind of constant pressure apparatus in concrete steam-cured process, thus avoids in the pipe workpiece quality accident of pressurizeing and occur because pressure oscillation is large in steam-cured process.
The technical scheme that the utility model adopts is:
Internal mold rigidity expands and manufactures the equipment of concrete pressure pipe, by boosting rectifier control room, and shake table, booster apparatus, internal mold, external mold, sealing device is formed;
The booster apparatus core cylinder that booster apparatus is boosted by water filling and the booster apparatus rubber sleeve be coated on booster apparatus core cylinder are formed;
Internal mold is rigidity internal mold, be arranged between booster apparatus and external mold, rigidity internal mold is made up of at the rigid member that circumferentially equally distributed arc is scalable many lobes, between rigid member, be provided with multiple constant pressure apparatus and sealing strip, form the concreting chamber formed by internal mold and external mold;
Internal mold and outer die tip are provided with sealing device, and bottom is separately fixed on inner mold base and bellmouth dish;
Internal mold is fixed in inner mold base and can radially moves.
Internal mold is made up of 2-10 group rigid members;
Form scalable internal mold in the middle of every two groups of rigid members to heal up seam, every bar internal mold is vertically arranged with 6-12 constant pressure apparatuses in healing up and stitching;
Internal mold is provided with the sealing strip of hollow in healing up and stitching;
Interior die tip is provided with 2-10 dual-purpose scalable devices of internal mold socket.
Constant pressure apparatus forms by being fixed on the heal up wedge block sewed on and the cone wedge tool being embedded in wedge block middle position that hangs down in its natural state of internal mold.
Sealing device adds gland by what be located at internal mold and outer die tip, is located at 4-16 wedge holes circumferentially, internal mold top and inserts 4-16 drifts compositions that sealing fastening effect is played in wedge hole;
Vibration table surface is provided with the power set of internal mold bellmouth restorer;
Internal mold bellmouth restorer is arranged in internal mold lower flange outer circumference, and internal mold bellmouth restorer is arranged in internal mold lower flange outer circumference;
Internal mold bellmouth restorer is provided with 2-10, can promote internal mold lower flange and radially move in inner mold base.
Rigid member to be two-layerly made up of inside and outside, connects the rigid unitary being welded into flat smooth between two-layer with the axial gusset of multiple tracks and hoop gusset.
Boosting rectifier control room is automatically control or Artificial Control.
The beneficial effects of the utility model are:
1, the internal mold outer surface flat smooth of new equipment, so output internal surface of pipe flat smooth, after internal mold retraction, the demoulding is extremely easy;
2, the internal mold rigidity of new equipment is strong, and the distance of bearing pressure and movement is controlled, during pressurized outwards expansion extruded concrete keep strokes even, so the tubing of output internal diameter data are identical and meet GB technical requirement everywhere;
3, new equipment adopts constant pressure apparatus, achieve and give internal mold, concrete, prestressed reinforcement framework constant pressure in advance, the quality accident such as hollowing, ring crack, interruption that tubing greatly and is very easily occurred because of pressure oscillation in steam-cured process greatly reduces, the qualification rate of tubing significantly promotes, and can reach 99 more than ﹪;
4, existing vibration-extrusion technique is because of internal mold outer layer covers one deck rubber sleeve, the rubber sleeve intact utilization rate cycle is short, damage frequent, repairing amount is large, affect quality time serious and affect output, the utility model has abandoned original internal mold and rubber sleeve, has greatly saved human and material resources, financial resources, significantly reduce production cost, improve labor productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is longitudinal sectional view of the present utility model;
Fig. 3 is internal model structure schematic diagram of the present utility model.
In figure, 1-boosting rectifier control room, 2-shake table, 3-booster apparatus, 4-internal mold, 5-external mold, 6-sealing device, 7-booster apparatus core cylinder, 8-booster apparatus rubber sleeve, 9-rigid member, 10-constant pressure apparatus, 11-sealing strip, 12-pouring concrete chamber, 13-inner mold base, 14-bellmouth dish, 15-internal mold heals up seam, the dual-purpose scalable device of 16-internal mold socket, 17-wedge block, 18-wedge tool, 19-adds gland, 20-wedge hole, 21-drift, 22-internal mold lower flange, 23-internal mold bellmouth restorer.
Detailed description of the invention
In order to better understand the improvement that the utility model is made relative to prior art, below in conjunction with detailed description of the invention, the utility model is described in detail.
As shown in Figure 1, Figure 2, Figure 3 shows, internal mold rigidity expands and manufactures the equipment of concrete pressure pipe, by boosting rectifier control room 1, shake table 2, booster apparatus 3, internal mold 4, external mold 5, sealing device 6 is formed, and booster apparatus 3, internal mold 4, external mold 5 are separate state, and the booster apparatus core cylinder 7 that booster apparatus 3 is boosted by water filling and the booster apparatus rubber sleeve 8 be coated on booster apparatus core cylinder 7 are formed; Internal mold 4 is rigidity internal mold, be assembled between booster apparatus 3 and external mold 5, rigidity internal mold is made up of at the rigid member 9 that circumferentially equally distributed arc is scalable many lobes, between rigid member 9, be provided with multiple constant pressure apparatus 10 and sealing strip 11, form the pouring concrete chamber 12 formed by internal mold 4 and external mold 5; Internal mold 4 and external mold 5 top are provided with sealing device 6, and bottom is separately fixed on inner mold base 13 and bellmouth dish 14; Internal mold 4 is fixed in inner mold base 13 and can radially moves.
Internal mold 4 is made up of 2-10 lobe rigid members 9; Every two form scalable internal mold in the middle of lobe rigid members 9 heals up seam 15, and every bar internal mold heals up in seam 15 and is vertically arranged with 6-12 constant pressure apparatuses 10; Internal mold heals up and is provided with the sealing strip 11 of hollow in seam 15; Internal mold 4 top is provided with 2-10 dual-purpose scalable devices 16 of internal mold socket.
Constant pressure apparatus 10 forms by being fixed on heal up wedge block 17 on seam 15 and the cone wedge tool 18 being embedded in wedge block 17 middle position that hangs down in its natural state of internal mold.
Sealing device 6 adds gland 19 by what be located at internal mold 4 and external mold 5 top, and 4-16 drifts 21 be located at 4-16 wedge holes 20 circumferentially, internal mold 4 top and inserted 20, wedge hole sealing fastening effect form; Shake table 2 table top is provided with internal mold bellmouth restorer 23 power set; Internal mold bellmouth restorer 23 is arranged in internal mold lower flange 22 outer circumference, and internal mold lower flange 22 is arranged in inner mold base 13; Internal mold bellmouth restorer 23 is provided with 2-10, can promote internal mold lower flange 22 and radially move in inner mold base 13.Rigid member 9 to be two-layerly made up of inside and outside, connects the rigid unitary being welded into flat smooth between two-layer with the axial gusset of multiple tracks and hoop gusset.
Boosting rectifier control room 1 is automatically control or Artificial Control.
Internal mold rigidity expands and manufactures concrete pressure pipe, is realized by following steps:
Step one: the assembling of equipment before cast concrete
2-10 internal mold socket dual-purpose scalable devices 16 are used the socket position of internal mold 4 to be expanded under passive state the position of 3-6mm more negative than tubing engineering internal diameter and to fix; Use 2-10 internal mold bellmouth restorers 23 many lobes internal mold bellmouth position is bounced back to the position of 5-10mm more negative than tubing engineering internal diameter at passive state and fixes, make internal mold 4 form inverted cone shape; The wedge tool 18 be totally released in constant pressure apparatus 10 makes it naturally fall to be combined with the inclined-plane of constant pressure apparatus 10 wedge block 17; Internal mold 4 is moved on shake table 2, then the external mold 5 installing prestressed reinforcement framework is overlapped on internal mold 4;
Step 2: the prestressing force of cast concrete and tubing is shaping
Open shake table 2 cast concrete; Install and add gland 19 and insert internal mold socket with the drift 21 that covers of pressurization circumferentially 4-16 wedge holes 20 are fastening, make interior external mold form a unitary mould; Exit internal mold bellmouth restorer 23; Unitary mould is moved to and is inserted on booster apparatus 3, by the automatic or manual manipulation in boosting rectifier control room 1, start force (forcing) pump, booster apparatus is outwards extruded be divided into the rigid member 9 of 2-10 lobes in 2 Mpa-12Mpa pressure limits by the boosting system of setting with 30-50min time, internal mold 4 radially outward moves extruded concrete, force concrete to move between inside and outside mould, be evenly distributed in the same space.Concrete draining under the extruding of internal mold 4, exhaust, closely knit and make prestressed reinforcement framework produce prestressing force; When internal mold 4 progressively outwards expands under the pressure of booster apparatus, the wedge tool 18 of constant pressure apparatus 10 expands gradually along with the internal mold seam 15 that heals up, naturally hang, card is with the wedge block 17 of constant pressure apparatus 10, when internal mold 4 completes outwards expansion extruding, locking constant pressure apparatus 10, fixing internal mold 4, concrete, prestressed reinforcement framework must not displacements, and the constant pressure making their booster apparatus is given in steam-cured process is constant; After locking constant pressure apparatus, booster apparatus pressure release, makes the rubber sleeve 8 of booster apparatus depart from internal mold 4.Booster apparatus completes the production cycle of this tubing, enters holding state;
Step 3: the disengaging of steam curing of concrete pipe and equipment
The unitary mould completing boosting is hung booster apparatus and moves to fog room.Steam curing of concrete under 6H, the condition of 90 ° ± 5 °, make concretely to go out to cheat intensity and reach 70 ﹪, 75 ﹪ prestress values of fixing prestressed reinforcement framework are constant; After steam curing completes, extract the drift 21 added on gland 19 out and interior external mold is separated, unload and add gland 19; Rise the wedge tool 18 of constant pressure apparatus 10, make the wedge block 17 of the complete constant apparatus 10 of separating pressure of wedge tool 18; With internal mold socket dual-purpose flexing module device 16, internal mold 4 socket is bounced back to joint close state, and fixed; Lifting external mold 5, the tubing made is departed from internal mold 4, and internal mold 4 completes the production routine of this tubing; Cleaning internal mold 4 external diameter surface, spraying interleaving agent, internal mold 4 enters holding state.
Content of the present utility model is not limited to cited by embodiment, and the conversion of those of ordinary skill in the art by reading the utility model description to any equivalence that technical solutions of the utility model are taked, is claim of the present utility model and contains.
Claims (7)
1. internal mold rigidity expands and manufactures the equipment of concrete pressure pipe, by boosting rectifier control room (1), and shake table (2), booster apparatus (3), internal mold (4), external mold (5), sealing device (6) is formed, and it is characterized in that:
The booster apparatus core cylinder (7) that described booster apparatus (3) is boosted by water filling and the booster apparatus rubber sleeve (8) be coated on booster apparatus core cylinder (7) are formed;
Described internal mold (4) is rigidity internal mold, be arranged between booster apparatus (3) and external mold (5), described rigidity internal mold is made up of at the rigid member (9) that circumferentially equally distributed arc is scalable many lobes, between rigid member (9), be provided with multiple constant pressure apparatus (10) and sealing strip (11), form the pouring concrete chamber (12) formed by internal mold (4) and external mold (5);
Described internal mold (4) and external mold (5) top are provided with sealing device (6), and bottom is separately fixed on inner mold base (13) and bellmouth dish (14);
Described internal mold (4) is fixed in inner mold base (13) and can radially moves.
2. internal mold rigidity as claimed in claim 1 expands and manufactures the equipment of concrete pressure pipe, it is characterized in that:
Described internal mold (4) is made up of 2-10 lobe rigid members (9);
Every two form scalable internal mold in the middle of lobe rigid members (9) heals up seam (15), and every bar internal mold heals up in seam (15) and is vertically arranged with 6-12 constant pressure apparatuses (10);
Described internal mold heals up and is provided with the sealing strip (11) of hollow in seam (15);
Described internal mold (4) top is provided with 2-10 dual-purpose scalable devices (16) of internal mold socket.
3. internal mold rigidity as claimed in claim 1 or 2 expands and manufactures the equipment of concrete pressure pipe, it is characterized in that:
Described constant pressure apparatus (10) forms by being fixed on heal up wedge block (17) on seam (15) and the cone wedge tool (18) being embedded in described wedge block (17) middle position that hangs down in its natural state of internal mold.
4. internal mold rigidity as claimed in claim 1 expands and manufactures the equipment of concrete pressure pipe, it is characterized in that:
Described sealing device (6) adds gland (19) by what be located at internal mold (4) and external mold (5) top, is located at internal mold (4) top 4-16 wedge holes (20) circumferentially and inserts 4-16 drifts (21) that described wedge hole (20) plays sealing fastening effect to form.
5. internal mold rigidity as claimed in claim 1 expands and manufactures the equipment of concrete pressure pipe, it is characterized in that:
Described shake table (2) table top is provided with the power set of internal mold bellmouth restorer (23);
Described internal mold bellmouth restorer (23) is arranged in internal mold lower flange (22) outer circumference, and described internal mold lower flange (22) is arranged in inner mold base (13);
Described internal mold bellmouth restorer (23) is provided with 2-10, can promote internal mold lower flange (22) and radially move in inner mold base (13).
6. manufacture the equipment of concrete pressure pipe as internal mold rigidity according to claim 1 or claim 2 expands, it is characterized in that:
Described rigid member (9) to be two-layerly made up of inside and outside, connects the rigid unitary being welded into flat smooth between two-layer with the axial gusset of multiple tracks and hoop gusset.
7. internal mold rigidity as claimed in claim 1 expands and manufactures the equipment of concrete pressure pipe, it is characterized in that:
Described boosting rectifier control room (1) is automatically control or Artificial Control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452514.6U CN204136220U (en) | 2014-08-12 | 2014-08-12 | A kind of internal mold rigidity expands and manufactures the equipment of concrete pressure pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452514.6U CN204136220U (en) | 2014-08-12 | 2014-08-12 | A kind of internal mold rigidity expands and manufactures the equipment of concrete pressure pipe |
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| Publication Number | Publication Date |
|---|---|
| CN204136220U true CN204136220U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420452514.6U Withdrawn - After Issue CN204136220U (en) | 2014-08-12 | 2014-08-12 | A kind of internal mold rigidity expands and manufactures the equipment of concrete pressure pipe |
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| Country | Link |
|---|---|
| CN (1) | CN204136220U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128991A (en) * | 2014-08-12 | 2014-11-05 | 西安润禾建材设备有限公司 | Internal mold rigid expansion concrete pressure pipe manufacturing device and process |
| CN106696063A (en) * | 2016-02-22 | 2017-05-24 | 陈开银 | Integrated prefabricated mold utilizing indirect extrusion vibration method and processing method thereof |
| CN106863552A (en) * | 2016-12-21 | 2017-06-20 | 陈开银 | The direct extrusion and vibration method integrally forming mould of cement prefab and its processing method |
-
2014
- 2014-08-12 CN CN201420452514.6U patent/CN204136220U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128991A (en) * | 2014-08-12 | 2014-11-05 | 西安润禾建材设备有限公司 | Internal mold rigid expansion concrete pressure pipe manufacturing device and process |
| CN106696063A (en) * | 2016-02-22 | 2017-05-24 | 陈开银 | Integrated prefabricated mold utilizing indirect extrusion vibration method and processing method thereof |
| CN106696063B (en) * | 2016-02-22 | 2022-05-27 | 陈开银 | Integral prefabricated die utilizing indirect extrusion vibration method and machining method thereof |
| CN106863552A (en) * | 2016-12-21 | 2017-06-20 | 陈开银 | The direct extrusion and vibration method integrally forming mould of cement prefab and its processing method |
| CN106863552B (en) * | 2016-12-21 | 2022-05-31 | 陈开银 | Integral forming die for cement prefabricated member by direct extrusion vibration method and processing method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150204 Effective date of abandoning: 20160629 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |