CN115045209A - Double-cabin box culvert pouring device and construction method - Google Patents
Double-cabin box culvert pouring device and construction method Download PDFInfo
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- CN115045209A CN115045209A CN202210852435.3A CN202210852435A CN115045209A CN 115045209 A CN115045209 A CN 115045209A CN 202210852435 A CN202210852435 A CN 202210852435A CN 115045209 A CN115045209 A CN 115045209A
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 238000005192 partition Methods 0.000 claims abstract description 16
- 238000006073 displacement reaction Methods 0.000 claims abstract description 10
- 239000004567 concrete Substances 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 18
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009415 formwork Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 239000000284 extract Substances 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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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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Abstract
The application relates to a double-cabin box culvert pouring device and a construction method, wherein the double-cabin box culvert pouring device comprises a bottom plate cushion layer which is arranged at the bottommost part and used for supporting a box culvert; the box culvert outer mold is surrounded to form a pouring cavity; the box culvert internal molds are internally provided with two groups, a partition wall pouring cavity is formed between the two box culvert internal molds, an outer wall pouring cavity is formed between the box culvert internal molds and the box culvert external molds, and a bottom plate pouring cavity is formed between the box culvert internal molds and the bottom plate cushion layers; subassembly is fixed to centre form, including setting up the middle mounting between two box culvert centre forms and setting up the side mounting between box culvert centre form and box culvert external mold, middle mounting is used for restricting the relative displacement between two box culvert centre forms, and the side mounting is used for restricting the displacement between box culvert centre form and the box culvert external mold, and middle mounting and side mounting can vertical removal. This application has the effect that improves the construction quality of two cabin box culverts.
Description
Technical Field
The application relates to the field of box culvert pouring construction, in particular to a double-cabin box culvert pouring device and a construction method.
Background
The box culvert refers to a culvert built by reinforced concrete box pipe joints. The box culvert is made of one or more square or rectangular sections, typically of reinforced concrete.
The box culvert construction generally adopts cast-in-place, sets up the bottom in the slot that excavates, pours a layer concrete bed course, with the on-the-spot ligature of reinforcing bar that processes again, props up centre form and external mold, and great box culvert generally pours the latter half of bottom plate and lateral wall earlier, and ligature lateral wall upper portion and roof reinforcing bar again prop up interior outer mold, pours lateral wall upper portion and roof. And (5) after the concrete reaches the strength required by the design, removing the formwork and simultaneously backfilling the soil on the two sides of the box culvert.
When pouring the two-compartment box culvert, two independent internal molds need to be installed in the external mold, the internal molds are only connected with the bottom plate cushion layer through the template supports, the concrete can generate extrusion force to the internal molds in the process of pouring the concrete, and the internal molds can be displaced accordingly, so that the box culvert cannot reach the design precision after molding, and the construction quality is influenced.
Disclosure of Invention
In order to improve the construction quality of the double-cabin box culvert, the application provides a double-cabin box culvert pouring device and a construction method.
On the one hand, the application provides a device is pour to two cabin box culverts adopts following technical scheme:
the utility model provides a device is pour to two cabin box culverts, includes:
the bottom plate cushion layer is arranged at the bottommost part and is used for supporting the box culvert;
the box culvert outer mold is surrounded to form a pouring cavity;
two groups of box culvert internal molds are arranged in each box culvert internal mold, a partition wall pouring cavity is formed between the two box culvert internal molds, an outer wall pouring cavity is formed between each box culvert internal mold and each box culvert external mold, and a bottom plate pouring cavity is formed between each box culvert internal mold and each bottom plate cushion layer;
the inner mould supporting assembly is arranged on the bottom plate cushion layer and used for supporting the box culvert inner mould;
subassembly is fixed to centre form, including set up in the middle mounting between two box culvert centre forms with set up in side mounting between box culvert centre form and the box culvert external mold, middle mounting is used for restricting two relative displacement between the box culvert centre form, side mounting is used for the restriction the box culvert centre form with displacement between the box culvert external mold, middle mounting with the side mounting can vertical removal, along with pouring into of concrete, middle mounting and side mounting can upwards progressively break away from the cavity is pour to the mid-partition wall and the cavity is pour to the outer partition wall.
Through adopting above-mentioned technical scheme, the relative displacement between two box culvert centre moulds can be restricted to the middle mounting, the side mounting can restrict the box culvert centre mould with displacement between the box culvert external mold can make two box culvert centre moulds remain stable at the in-process of pouring through the cooperation of middle mounting and side mounting, and simultaneously at the in-process of pouring, centre mould fixed subassembly can upwards remove, can not disturb pouring of concrete, can promote the construction quality of two cabin box culverts.
Optionally, the middle fixing piece includes a guide wheel set and a fixing support, the guide wheel set includes two rollers and a connecting rod connecting the two rollers, the two rollers roll along the side wall of the box culvert internal mold respectively, the fixing support includes two fixing rods, the two fixing rods are inserted into the box culvert internal mold respectively, and the two fixing rods are connected through a cross beam.
Through adopting above-mentioned technical scheme, be rolling friction between gyro wheel and the template, frictional force is less, makes the direction wheelset less at the resistance that removes the in-process and receive, is convenient for use, and two gyro wheels butt respectively can make two box culvert centre forms can not be close to each other on the lateral wall of a box culvert centre form, and two dead levers can make two box culvert centre forms can't keep away from each other, and the stability of middle mounting is better.
Optionally, the connecting rod is connected with a guide rod, and the guide rod is vertically in sliding fit with the fixing rod.
Through adopting above-mentioned technical scheme, at the in-process of concreting, can upwards remove simultaneously direction wheelset and fixed bolster, also can only drive about the direction wheelset through the pulling guide bar and remove, pours the intracavity when the partition wall and pours the back full, once only extracts the fixed bolster again.
Optionally, the side fixing piece also includes a guide wheel set, and the guide wheel set of the side fixing piece is fixedly connected with the guide wheel set of the middle fixing piece through a synchronizing piece.
Through adopting above-mentioned technical scheme, pour the chamber and pour the chamber simultaneously with the outer wall at the process partition wall of pouring, side mounting and middle mounting need rebound together, set up the synchronizing member and can make side mounting and middle mounting synchronous motion, it is comparatively convenient to use.
Optionally, the guide wheel group still include with connecting rod fixed connection's top guard plate and bottom guard plate, the top guard plate is located the gyro wheel top, top guard plate middle part is upwards protruding, the bottom guard plate is located the gyro wheel below, bottom guard plate middle part is protruding downwards.
Through adopting above-mentioned technical scheme, top protection piece and bottom protection piece can prevent that gyro wheel and concrete from contacting, cause the gyro wheel card to die, and the top guard plate middle part is upwards protruding can avoid the concrete to pile up on top protection piece simultaneously, and the bottom guard plate middle part is protruding downwards and also can reduce the adhesion of concrete on the guard plate of bottom.
Optionally, the top guard plate includes two guide plates that become the contained angle setting, the bottom guard plate includes two push plates that become the contained angle setting, two contained angle between the guide plate is less than two contained angle between the push plates.
Through adopting above-mentioned technical scheme, at the in-process of concreting, the pressure that the top guard plate received is less than the buoyancy of the concrete that the bottom guard plate received, makes the direction wheelset can be at the automatic come-up of the in-process of concreting, need not artifical pull-up leading wheel, is convenient for be under construction.
Optionally, the connecting rod includes first telescopic link and nestification second telescopic link in the first telescopic link, the one end that first telescopic link is close to the second telescopic link is fixed with the toper cover that the surface was equipped with the screw thread, the terminal surface that the toper cover is close to the second telescopic link is equipped with the cross type groove that runs through the toper cover lateral wall, the outside threaded connection of toper cover has the lock sleeve.
By adopting the technical scheme, when box culverts with different specifications need to be suitable, the locking sleeve I is driven to rotate along a direction away from the conical sleeve by utilizing the thread matching effect of the locking sleeve I and the conical sleeve I, the radial pressure on the conical sleeve I is reduced, the conical sleeve I expands outwards, the static friction between the conical sleeve I and the second telescopic rod is reduced, the second telescopic rod can slide in the first telescopic rod along the axial direction, the telescopic device is adjusted to a proper length, the locking sleeve is driven to rotate in a direction approaching the conical sleeve by utilizing the matching effect of the first locking sleeve and the first conical sleeve, the first conical sleeve is subjected to radial pressure due to the cross-shaped groove, therefore, the conical sleeve can be contracted inwards for a while and extruded by the second telescopic rod, the static friction force of the conical sleeve and the second telescopic rod is increased and can not slide, the first telescopic device is locked, thereby reach the purpose of adjusting connecting rod length, make the gyro wheel at connecting rod both ends can the butt on two templates.
Optionally, the guide plate with the push pedal all includes first plate body and second plate body, first plate body with first telescopic link is connected, the second plate body with the second telescopic link is connected, first plate body and second plate body sliding fit, along with the relative movement of first telescopic link and second telescopic link, first plate body and second plate body synchronous occurrence remove.
Through adopting above-mentioned technical scheme, when the connecting rod is flexible to be adjusted, first plate body and second plate body equally can the relative slip to the length of adaptation connecting rod guarantees that the concrete can not get into to the top guard plate between the guard plate, and the leakproofness is better.
Optionally, the inner mold supporting assembly comprises a supporting rod and an adjusting rod, the two ends of the supporting rod are respectively provided with one adjusting rod, the adjusting rod is inserted into the supporting rod in a sliding mode, and the adjusting rod is connected with an adjusting nut in a threaded mode.
On one hand, the double-cabin box culvert pouring construction method provided by the application comprises the following steps:
the bottom plate and the box culvert outer mold are supported;
supporting the box culvert internal mold by using an internal mold supporting component;
fixing the position of the box culvert internal mold by using the internal mold fixing assembly;
pouring concrete into the bottom plate pouring cavity;
pouring concrete into the outer wall pouring cavity and the partition wall pouring cavity, and moving the inner mold fixing component upwards in the pouring process;
and moving out the internal mold fixing component and pouring the top plate.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of the guide wheel assembly of FIG. 1;
FIG. 3 is an exploded view of the guide wheel assembly of FIG. 1;
figure 4 is a cross-sectional schematic view of the inner mold support assembly of figure 1.
Description of reference numerals: 1. a box culvert external mold; 2. a box culvert internal mold; 3. a bottom plate cushion layer; 4. an inner mold support assembly; 41. cushion blocks; 42. a support bar; 43. adjusting a rod; 44. adjusting the nut; 5. a guide wheel set; 51. a roller; 52. a first telescopic rod; 53. a second telescopic rod; 54. a conical sleeve; 55. a locking sleeve; 56. a top guard plate; 57. a bottom guard plate; 6. fixing a bracket; 61. a cross beam; 62. fixing the rod; 7. a synchronizing member.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses device and construction method are pour to two cabin box culverts, refer to fig. 1, and a device is pour to two cabin box culverts, including box culvert external mold 1 and box culvert centre form 2, the bottom of box culvert centre form 2 is provided with bottom plate cushion 3, and bottom plate cushion 3 is used for supporting the box culvert, is provided with the centre form supporting component 4 that is used for supporting the centre form on the bottom plate cushion 3.
The box culvert external mold 1 comprises a plurality of external mold templates, the enclosing formation pouring cavity is formed, the box culvert internal mold 2 is provided with two groups in the box culvert internal mold 2, a partition wall pouring cavity is formed between the two box culvert internal molds 2, an outer wall pouring cavity is formed between the box culvert internal mold 2 and the box culvert external mold 1, and a bottom plate pouring cavity is formed between the box culvert internal mold 2 and the bottom plate cushion layer 3.
Referring to fig. 2, centre form supporting component 4 is including fixing the cushion 41 on bottom plate bed course 3, the vertical bracing piece 42 that is fixed with on cushion 41, bracing piece 42's top cover is equipped with adjusts the pole 43, it has another bracing piece 42 to peg graft on the top of adjusting pole 43, the bracing piece 42 at top and the top surface fixed connection of box culvert centre form 2, adjust and can slide relatively between pole 43 and the bracing piece 42, can adjust the height of whole box culvert centre form 2 through slip regulation pole 43, threaded connection has adjusting nut 44 on adjusting pole 43, adjusting nut 44 and the slip of adjusting pole 43 butt in order to restrict adjusting pole 43, rotatory adjusting nut 44 can adjust the length of centre form supporting component 4 during the use, and then adjust the height of box culvert centre form 2, be convenient for adjust when the construction.
Referring to fig. 1, in order to make the box culvert centre form 2 remain stable at the in-process of concreting, still be provided with centre form fixed subassembly, centre form fixed subassembly is including setting up the middle mounting between two box culvert centre forms 2 and the side mounting that sets up between box culvert centre form 2 and box culvert external mold 1, and middle mounting is used for restricting the relative displacement between two box culvert centre forms 2, and the side mounting is used for restricting the displacement between box culvert centre form 2 and the box culvert external mold 1.
In order to make centre form fixed subassembly can not disturb the pouring of concrete, centre form fixed subassembly and side fixed subassembly can vertical removal, when pouring the bottom plate, centre form fixed subassembly and side fixed subassembly position support tightly in the bottom of box culvert centre form 2, at the in-process of pouring intermediate bottom and curb plate, along with the pouring of concrete, intermediate bottom spare and side mounting can upwards progressively break away from the intermediate bottom wall and pour the chamber and outer partition wall pours the chamber.
The middle fixing piece comprises a guide wheel set 5 and a fixing support 6, the side fixing piece also comprises a guide wheel set 5, two sides of the guide wheel set 5 are respectively abutted to one template, two adjacent templates cannot be close to each other, the fixing support 6 comprises two fixing rods 62, and the two fixing rods 62 are respectively inserted into the box culvert internal mold 2, so that the two box culvert internal molds 2 cannot be far away from each other.
The guide wheel set 5 comprises two rollers 51 and a connecting rod connecting the two rollers 51, and the two rollers 51 roll along the side walls of the formwork respectively.
Referring to fig. 3 and 4, in one embodiment, in order to be suitable for box culvert casting of different specifications, the length of the connecting rod is adjustable, so that the distance between the two rollers 51 can be adjusted according to the plate thickness. The connecting rod comprises a first telescopic rod 52 and a second telescopic rod 53 nested in the first telescopic rod 52, a conical sleeve 54 with threads on the surface is fixed at one end of the first telescopic rod 52 close to the second telescopic rod 53, a cross-shaped groove penetrating through the side wall of the conical sleeve 54 is formed in the end face of the conical sleeve 54 close to the second telescopic rod 53, and a locking sleeve 55 is sleeved on the outer side of the conical sleeve 54. When box culverts with different specifications need to be suitable, the locking sleeve 55 is driven to rotate in a direction away from the conical sleeve 54 by utilizing the screw thread matching effect of the first locking sleeve 55 and the first conical sleeve 54, the radial pressure on the first conical sleeve 54 is reduced, the first conical sleeve 54 and the second telescopic rod 53 are expanded outwards, the static friction is reduced, the second telescopic rod 53 can slide in the first telescopic rod 52 along the axial direction, the telescopic device is adjusted to a proper length, the locking sleeve 55 is driven to rotate in a direction approaching the conical sleeve 54 by the screw thread matching action of the first locking sleeve 55 and the first conical sleeve 54, the first conical sleeve 54 is subjected to radial pressure due to the cross-shaped groove, therefore, the conical sleeve 54 will contract inwards and extrude the second telescopic rod 53, the static friction force between the two will increase and the two will not slide, the telescopic device will be locked, thereby achieving the purpose of adjusting the length of the connecting rod, and enabling the rollers 51 at the two ends of the connecting rod to be abutted against the two formworks.
The guide wheel set 5 further comprises a top protection plate 56 and a bottom protection plate 57, the top protection plate 56 and the bottom protection plate 57 are fixedly connected with the connecting rod through a supporting frame, the top protection plate 56 is located above the roller 51, the middle of the top protection plate 56 protrudes upwards, the bottom protection plate 57 is located below the roller 51, and the middle of the bottom protection plate 57 protrudes downwards. The top guard plate 56 comprises two guide plates arranged at an included angle, the bottom guard plate 57 comprises two ejector plates arranged at an included angle, and the included angle between the two guide plates is smaller than the included angle between the two ejector plates.
In the process of pouring concrete, the pressure borne by the top protection plate 56 is smaller than the buoyancy of the concrete borne by the bottom protection plate 57, so that the guide wheel set 5 can float upwards automatically in the process of pouring concrete without manually pulling the guide wheels upwards, and construction is facilitated
Referring to fig. 4, the guide plate and the top pushing plate both comprise a first plate body and a second plate body, the first plate body is fixedly connected with a first telescopic rod 52, the second plate body is fixedly connected with a second telescopic rod 53, the first plate body and the second plate body are in sliding fit, the first telescopic rod 52 and the second telescopic rod 53 move relatively, the first plate body and the second plate body move synchronously, the top protection plate 56 and the bottom protection plate 57 can always surround the roller 51 in a relatively closed cavity, and concrete adhesion to the roller 51 is avoided.
Referring to fig. 1, connecting through crossbeam 61 between two dead levers 62, fixedly connected with guide bar on the gyro wheel 51 subassembly of intermediate fixed spare, vertical and dead lever 62 sliding fit are followed to the guide bar, at the in-process of concreting, can with direction wheelset 5 and fixed bolster 6 rebound simultaneously, also can only through the pulling guide bar, order about direction wheelset 5 and remove, pour the intracavity when the partition wall and pour full back, once only extract fixed bolster 6 again.
The direction wheelset 5 of side mounting passes through 7 fixed connection of synchronizing part with the direction wheelset 5 of middle mounting, and synchronizing part 7 is steel bar support, pours the chamber and pours the chamber simultaneously with the outer wall at the process partition wall of pouring, and side mounting and middle mounting need upwards move together, set up synchronizing part 7 and can make side mounting and middle mounting synchronous motion.
The embodiment also discloses a double-cabin box culvert pouring construction method, which comprises the following steps:
s100, supporting a bottom plate and a box culvert outer mold 1; the foundation concrete formwork has sufficient strength, rigidity and stability, and can bear the side pressure of newly poured concrete and various loads possibly generated in construction.
S200, supporting the box culvert inner mould 2 by using an inner mould supporting component 4;
s300, fixing the position of the box culvert internal mold 2 by using an internal mold fixing component;
s400, pouring concrete into the bottom plate pouring cavity;
s500, pouring concrete into the outer wall pouring cavity and the partition wall pouring cavity, and moving the inner mold fixing component upwards in the pouring process;
s600, moving out the internal mold fixing assembly, and pouring a top plate.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a device is pour to two cabin box culverts, its characterized in that includes:
the bottom plate cushion layer (3) is arranged at the bottommost part and is used for supporting the box culvert;
the box culvert outer mold (1) is surrounded to form a pouring cavity;
the box culvert internal molds (2) are internally provided with two groups, a partition wall pouring cavity is formed between the two box culvert internal molds (2), an outer wall pouring cavity is formed between the box culvert internal molds (2) and the box culvert external molds (1), and a bottom plate pouring cavity is formed between the box culvert internal molds (2) and the bottom plate cushion layers (3);
the inner mould supporting component (4) is arranged on the bottom plate cushion layer (3) and is used for supporting the box culvert inner mould (2);
subassembly is fixed to centre form, including set up in the middle mounting between two box culvert centre forms (2) with set up in side mounting between box culvert centre form (2) and box culvert external mold (1), middle mounting is used for restricting two relative displacement between box culvert centre form (2), side mounting is used for the restriction box culvert centre form (2) with displacement between box culvert external mold (1), middle mounting with the side mounting can vertical removal, along with pouring into of concrete, middle mounting and side mounting can upwards progressively break away from the cavity is pour to the mid-partition wall and the cavity is pour to the outer partition wall.
2. The double-cabin box culvert pouring device according to claim 1, characterized in that: the middle fixing piece comprises a guide wheel set (5) and a fixing support (6), the guide wheel set (5) comprises two idler wheels (51) and a connecting rod for connecting the two idler wheels (51), the two idler wheels (51) roll along the side wall of the box culvert internal mold (2) respectively, the fixing support (6) comprises two fixing rods (62), the two fixing rods (62) are inserted into the box culvert internal mold (2) respectively, and the two fixing rods (62) are connected through a cross beam (61).
3. The double-cabin box culvert pouring device according to claim 2, characterized in that: the connecting rod is connected with a guide rod, and the guide rod is in sliding fit with the fixing rod (62) along the vertical direction.
4. The double-cabin box culvert pouring device according to claim 2, characterized in that: the side mounting is including direction wheelset (5) equally, the direction wheelset (5) of side mounting with the direction wheelset (5) of middle mounting passes through synchronizing part (7) fixed connection.
5. The double-cabin box culvert pouring device according to claim 2, characterized in that: guide wheel group (5) still include with connecting rod fixed connection's top guard plate (56) and bottom guard plate (57), top guard plate (56) are located gyro wheel (51) top, top guard plate (56) middle part is upwards protruding, bottom guard plate (57) are located gyro wheel (51) below, bottom guard plate (57) middle part is downwards protruding.
6. The double-cabin box culvert pouring device according to claim 5, characterized in that: the top protection plate (56) comprises two guide plates arranged at an included angle, the bottom protection plate (57) comprises two pushing plates arranged at an included angle, and the included angle between the two guide plates is smaller than the included angle between the two pushing plates.
7. The double-cabin box culvert pouring device according to claim 6, characterized in that: the connecting rod comprises a first telescopic rod (52) and a second telescopic rod (53) nested in the first telescopic rod (52), a conical sleeve (54) with threads on the surface is fixed at one end, close to the second telescopic rod (53), of the first telescopic rod (52), a cross-shaped groove penetrating through the side wall of the conical sleeve (54) is formed in the end face, close to the second telescopic rod (53), of the conical sleeve (54), and a locking sleeve (55) is sleeved on the outer side of the conical sleeve (54).
8. The double-cabin box culvert pouring device according to claim 7, characterized in that: the guide plate with the push pedal all includes first plate body and second plate body, first plate body with first telescopic link (52) are connected, the second plate body with second telescopic link (53) are connected, first plate body and second plate body sliding fit, along with the relative movement of first telescopic link (52) and second telescopic link (53), first plate body and second plate body synchronous occurrence remove.
9. The double-cabin box culvert pouring device according to claim 1, characterized in that: the inner die supporting assembly (4) comprises a supporting rod (42) and an adjusting rod (43), wherein the two ends of the supporting rod (42) of the adjusting rod (43) are respectively provided with one, the adjusting rod (43) is inserted into the supporting rod (42) in a sliding mode, and the adjusting rod (43) is connected with an adjusting nut (44) in a threaded mode.
10. A double-cabin box culvert pouring construction method adopts the double-cabin box culvert pouring device of any one of claims 1-9, and is characterized by comprising the following steps:
the bottom plate and the box culvert outer mold (1) are erected;
supporting the box culvert internal mold (2) by using an internal mold supporting component (4);
fixing the position of the box culvert internal mold (2) by using an internal mold fixing component;
pouring concrete into the bottom plate pouring cavity;
pouring concrete into the outer wall pouring cavity and the partition wall pouring cavity, and moving the inner mold fixing component upwards in the pouring process;
and moving out the internal mold fixing component and pouring the top plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210852435.3A CN115045209B (en) | 2022-07-20 | 2022-07-20 | Double-cabin box culvert pouring device and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210852435.3A CN115045209B (en) | 2022-07-20 | 2022-07-20 | Double-cabin box culvert pouring device and construction method |
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| CN115045209B CN115045209B (en) | 2024-03-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116695848A (en) * | 2023-08-08 | 2023-09-05 | 山西三建集团建设工程有限公司 | Construction method of cast-in-place concrete drain open trench |
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