CN215943302U

CN215943302U - Novel movable end die fixing structure

Info

Publication number: CN215943302U
Application number: CN202120734605.9U
Authority: CN
Inventors: 曹淑亮; 郭川川; 孙超; 董献楠; 常继昌
Original assignee: Shandong Boyuan Heavy Industry Co ltd
Current assignee: Shandong Boyuan Heavy Industry Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2022-03-04
Anticipated expiration: 2031-04-10

Abstract

The utility model discloses a novel movable end die fixing structure which comprises a bottom die, a movable end die, a head piece beam, a counter pull rod, a fixed end die, a side die, an inner die, a fixed end die support, a steel plate, an inner die trolley, a bottom die trolley, a movable bottom die, a fine adjustment screw rod, a transverse connection part, a supporting screw rod, a movable screw rod, a bolt connecting assembly, a first lug plate, a hinge connecting piece, a ladder stand, a second lug plate, a hydraulic oil cylinder, a third lug plate and a fourth lug plate. The utility model has the following advantages in the using process: according to the utility model, the mode that the movable end die is connected and fixed with the bottom die, the side die and the inner die through bolts is replaced by additionally arranging the bottom die trolley, the fine adjustment screw rod movable bottom die, the transverse connection and support screw rod and the movable screw rod, so that the bottom die, the side die and the inner die are not required to be punched and connected with the end die, and the matching difficulty is reduced; and no hole blockage mark is formed on the first beam body, and the beam body does not need to be repaired.

Description

Novel movable end die fixing structure

Technical Field

The utility model relates to a novel movable end die fixing structure, in particular to the technical field of bridge construction industry.

Background

According to the development guidance of 'factory prefabrication, assembly construction and information management' in the field of national bridge engineering, the segment prefabricated and assembled highway bridge can be rapidly developed due to excellent bridge forming durability, and more countries or regions begin to use the segment prefabricated and assembled construction mode in a large range. The box girder in segmental prefabrication assembly is one of bridge engineering center girders, the interior of the box girder is hollow, flanges are arranged on two sides of the upper portion of the box girder, the structure of the box girder is similar to that of a box body, the box girder is mainly divided into a single box, a plurality of boxes and the like, the box girder with a reinforced concrete structure is divided into a prefabricated box girder and a cast-in-place box girder, the bridge girder is standardized and industrialized at present, the application of prefabricated parts is more and more extensive, and the prefabricated box girder also has the advantages of higher rigidity, strong torsion resistance, simple structure and the like and is widely applied to municipal, highway and railway bridges. In the process of pouring concrete, in order to reduce the phenomenon that the inner die of the prefabricated box girder floats upwards due to the extrusion of the concrete of the web plates on two sides, when the first girder is prefabricated by the section box girder with the size different from the original design size of the prefabricated box girder, two templates of a fixed end die and a movable end die are needed, the fixed end die is fixed by an end die support, the movable end die is generally fixed by connecting a bottom die, the side dies and the inner die through bolts (except for the top), and after the first girder is prefabricated, the position of a connecting hole needs to be blocked by a hole blocking device, so that slurry leakage when other girders are poured is prevented. But adopt the hole plugging device to block up, produce when preventing to pour other roof beams and leak thick liquid, this kind of hole plugging mode has following shortcoming:

1. the number of the connecting hole sites is large, the matching difficulty is high, and the reaming situation often occurs on the site.

2. Although the problem of slurry leakage can be solved after the hole is plugged, the outline of the hole plugging device exists on the beam body, and the position of the hole plugging device needs to be repaired during subsequent beam repair.

But about stifled the sealing with the hole plugging device at present, produce when preventing to pour other roof beams and leak thick liquid, this kind of hole plugging mode exists and connects hole site in large quantity, and the cooperation degree of difficulty is big, though can solve the problem of leaking thick liquid behind the reaming condition and the hole plugging often appear in the scene, but can have the profile of hole plugging device on the roof beam body, need carry out the problem of repairing to the hole plugging device position when follow-up beam repair, at the chinese utility model patent publication no: CN 208629657U discloses a prefabricated formwork system for segmental box girders. The bottom die system comprises a bottom die plate, a bottom die support and a bottom die trolley, wherein the bottom die plate is arranged on the bottom die support; the side die system comprises a side die plate and a side die support, and the side die plate is arranged on the side die support; the end die system comprises a fixed end die plate, a fixed end bracket, a movable end die plate and a movable end bracket, wherein the fixed end die plate is arranged on the fixed end bracket, the movable end die plate is arranged on the movable end bracket, and the fixed end bracket and the movable end bracket are arranged in parallel relatively; the scheme has the advantages of small floor area, relatively small restriction by terrain, relatively convenient arrangement and high utilization rate of the template; the method has the advantages of high precision, simple structure, free integral scaling, easy demoulding, simple operation, convenient installation and debugging of operators, low labor intensity and high production efficiency, but the method adopts the hole plugging device to perform plugging to prevent slurry leakage during pouring of other beams, the hole plugging mode has the defects of a large number of connecting hole sites, high matching difficulty, frequent reaming on site and slurry leakage problem after hole plugging, but the outline of the hole plugging device exists on the beam body, and the problem that the position of the hole plugging device needs to be repaired during subsequent beam repair still cannot be well solved.

But about stifled the sealing with the hole plugging device at present, produce when preventing to pour other roof beams and leak thick liquid, this kind of hole plugging mode exists and connects hole site in large quantity, and the cooperation degree of difficulty is big, though can solve the problem of leaking thick liquid behind the reaming condition and the hole plugging often appear in the scene, but can have the profile of hole plugging device on the roof beam body, need carry out the problem of repairing to the hole plugging device position when follow-up beam repair, at the chinese utility model patent publication no: CN 207539524U discloses a pipe hole packer with pressure, which comprises a front clamping seat and a rear clamping seat arranged in parallel, wherein the front clamping seat and the rear clamping seat are n-shaped structures composed of clamping legs at two sides and a top beam rod erected on the clamping legs at two sides, and opposite surfaces of the clamping legs at two sides of the front clamping seat and the rear clamping seat are provided with groove blocks. The method is convenient to operate and use, can accurately determine the leakage position of the pipeline, accurately block the pipeline, avoids the phenomenon of secondary leakage at the damaged position of the pipeline, and improves the success rate of pipeline leakage blocking.

Disclosure of Invention

The utility model aims to solve the defects of the prior art, and provides a novel movable end die fixing structure to solve the problems that the movable end die is generally fixed by being connected with a bottom die, a side die and an inner die through bolts (except for the top), after a first beam is prefabricated, the position of a connecting hole needs to be blocked by a hole blocking device, slurry leakage is prevented when other beams are poured if the hole blocking device is blocked, the hole blocking mode has the defects of large number of connecting hole positions and high matching difficulty, the problems of slurry leakage can be solved when hole blocking is frequently generated on site and after hole blocking, the outline of the hole blocking device exists on a beam body, and the position of the hole blocking device needs to be repaired during subsequent beam repair.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel removal end mould fixed knot construct, includes die block, removal end mould, first piece roof beam, diagonal rod, fixed end mould, side form, centre form, fixed end mould support, steel sheet, centre form dolly, die block dolly, removes the die block, fine setting lead screw, cross-under, support lead screw, removal lead screw, bolted connection subassembly, first otic placode, hinged joint spare, cat ladder, second otic placode, hydraulic cylinder, third otic placode, fourth otic placode.

Preferably, the first piece roof beam is provided with die block and centre form, the left and right sides of first piece roof beam is provided with the side form, the side form is two sets of settings, be provided with the centre form between two sets of side forms, it forms end mould system with the stiff end module combination to remove the end mould, the left and right sides of side form is provided with the end mould system that forms by removing end mould and the combination of stiff end mould.

Preferably, one side of fixed end mould is provided with fixed end mould support, the fixed end mould is fixed by fixed end mould support, fixed end mould support adopts the steel sheet welding setting to form, the steel sheet adopts the channel-section steel setting, one side of fixed end mould support is provided with the cat ladder.

Preferably, the downside of die block is provided with the centre form dolly, one side of centre form dolly is provided with the die block dolly, the centre form dolly is current device with the die block dolly, does not do detailed narration here, the side form outside of keeping away from one side of fixed end mould support is provided with the removal end mould, be provided with fourth otic placode and third otic placode on the removal end mould, the fourth otic placode is located the downside of third otic placode, the third otic placode is located the downside of removing the end mould.

Preferably, the fixed removal die block that is provided with of die block dolly upside, carry out the joint support through the fine setting silk between die block dolly and the removal die block, the removal die block adopt when pouring first piece roof beam idle die block can, it will violently be fixed in the upside of removing the die block to remove the die block upside through bolt coupling assembling.

Preferably, the fixed first otic placode that is provided with of cross top end face, the fixed second otic placode that is provided with of lateral wall of cross, be provided with the support lead screw between fourth otic placode and the first otic placode, adopt hinged joint spare to carry out swing joint between the both ends of support lead screw and fourth otic placode, the first otic placode respectively.

Preferably, a movable lead screw is arranged between the second ear plate and the third ear plate, two ends of the movable lead screw are movably connected with the second ear plate and the third ear plate respectively through hinge connectors, hydraulic oil cylinders are arranged in the movable lead screw and the supporting lead screw, the hydraulic oil cylinders drive the movable lead screw and the supporting lead screw to move positions, and the movable lead screw and the supporting lead screw are existing devices and are not described in detail herein.

The utility model provides a novel movable end die fixing structure, which has the following beneficial effects:

1. when the movable end die is installed, the mode that the movable end die is connected and fixed with the bottom die, the side die and the inner die through bolts is replaced by additionally arranging the bottom die trolley, the fine adjustment screw rod movable bottom die, the transverse connection, the support screw rod and the movable screw rod, the movable bottom die is arranged on the movable bottom die in an idle mode when a first beam is poured, the transverse connection is additionally arranged on the movable bottom die, and the transverse connection and the movable end die are connected through the support screw rod and the movable screw rod, so that the movable end die is fixed, therefore, the movable end die is installed and fixed by only driving the movable bottom die to displace through the bottom die trolley when the movable end die is installed and demoulded through additionally arranging the support screw rod and the movable screw rod, and the end die is pushed to a corresponding position through the displacement of the support screw rod and the movable screw rod, so that the working efficiency can be improved, simplify installation operation process, strengthen the practicality, processing is comparatively simple, reduction in production cost. When demoulding, the end mould and the side mould can be demoulded only by driving the movable screw rod to transversely shrink through the hydraulic oil cylinder arranged in the movable screw rod, driving the supporting screw rod through the hydraulic oil cylinder arranged in the supporting screw rod, and adjusting the upper part through the supporting screw rod;

2. the utility model has the following advantages in the using process: according to the utility model, the mode that the movable end die is connected and fixed with the bottom die, the side die and the inner die through bolts is replaced by additionally arranging the bottom die trolley, the fine adjustment screw rod movable bottom die, the transverse connection and support screw rod and the movable screw rod, so that the bottom die, the side die and the inner die are not required to be punched and connected with the end die, and the matching difficulty is reduced; and no hole blockage mark is formed on the first beam body, and the beam body does not need to be repaired.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

fig. 1 is a schematic structural view of a novel movable end mold fixing structure provided by the present invention;

FIG. 2 is a schematic structural diagram of a portion of a novel movable end mold fixing structure according to the present invention;

FIG. 3 is a schematic structural diagram of a portion of a novel movable end mold fixing structure according to the present invention;

in the figure: 1. bottom die; 2. moving the end mold; 3. a first beam; 4. a pull rod is arranged; 5. fixing an end die; 6. side mould; 7. an inner mold; 8. fixing the end mold support; 9. a steel plate; 10. an internal mold trolley; 11. a bottom die trolley; 12. moving the bottom die; 13. fine adjustment of a lead screw; 14. transversely connecting; 15. a support lead screw; 16. moving the lead screw; 17. a bolt connection assembly; 18. a first ear plate; 19. a hinge connection; 20. climbing a ladder; 21. a second ear panel; 22. a hydraulic cylinder; 23. a third ear panel; 24. and a fourth ear panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model discloses a novel movable end die fixing structure which comprises a bottom die 1, a movable end die 2, a head piece beam 3, a counter pull rod 4, a fixed end die 5, a side die 6, an inner die 7, a fixed end die support 8, a steel plate 9, an inner die trolley 10, a bottom die trolley 11, a movable bottom die 12, a fine adjustment screw 13, a transverse connection 14, a support screw 15, a movable screw 16, a bolt connecting assembly 17, a first lug plate 18, a hinge connecting piece 19, a ladder stand 20, a second lug plate 21, a hydraulic oil cylinder 22, a third lug plate 23 and a fourth lug plate 24.

As shown in fig. 1, the present embodiment provides a novel mobile end mold fixing structure, which is characterized in that: first piece roof beam 3 is provided with die block 1 and centre form 7, the left and right sides of first piece roof beam 3 is provided with side form 6, side form 6 is two sets of settings, be provided with centre form 7 between two sets of side forms 6, remove end mould 2 and the combination of fixed end mould 5 and form and hold the mould system, the left and right sides of side form 6 is provided with the end mould system that forms by removing end mould 2 and the combination of fixed end mould 5.

As shown in fig. 1, the present embodiment provides a novel mobile end mold fixing structure, which is characterized in that: one side of fixed end mould 5 is provided with fixed end mould support 8, fixed end mould 5 is fixed by fixed end mould support 8, fixed end mould support 8 adopts steel sheet 9 welding to set up and forms, steel sheet 9 adopts the channel-section steel setting, one side of fixed end mould support 8 is provided with cat ladder 20.

As shown in fig. 1, the present embodiment provides a novel mobile end mold fixing structure, which is characterized in that: the downside of die block 1 is provided with centre form dolly 10, one side of centre form dolly 10 is provided with die block dolly 11, centre form dolly 10 is current device with die block dolly 11, does not do detailed description here, the side form 6 outside of keeping away from one side of fixed end mould support 8 is provided with removal end mould 2, be provided with fourth otic placode 24 and third otic placode 23 on the removal end mould 2, fourth otic placode 24 is located the downside of third otic placode 23, third otic placode 23 is located the downside of removal end mould 2.

As shown in fig. 2, the present embodiment provides a novel mobile end mold fixing structure, which is characterized in that: the fixed removal die block 12 that is provided with of die block dolly 11 upside, carry out joint support through fine setting lead screw 13 between die block dolly 11 and the removal die block 12, it can to remove die block 12 that die block 12 idle when adopting the first roof beam of pouring, it is fixed in the upside of removing die block 12 with horizontal 14 to remove die block 12 through bolt coupling assembling 17 to remove die block 12 upside.

As shown in fig. 3, the present embodiment provides a novel mobile end mold fixing structure, which is characterized in that: the fixed first otic placode 18 that is provided with of 14 top end faces of violently connecting, the fixed second otic placode 21 that is provided with of lateral wall of violently connecting 14, be provided with support screw 15 between fourth otic placode 24 and the first otic placode 18, adopt hinged joint spare 19 to carry out swing joint between support screw 15's both ends and fourth otic placode 24, the first otic placode 18 respectively.

As shown in fig. 3, the present embodiment provides a novel mobile end mold fixing structure, which is characterized in that: a movable lead screw 16 is arranged between the second lug plate 21 and the third lug plate 23, two ends of the movable lead screw 16 are respectively movably connected with the second lug plate 21 and the third lug plate 23 through hinge connectors 19, hydraulic oil cylinders 22 are respectively arranged in the movable lead screw 16 and the supporting lead screw 15, the hydraulic oil cylinders 22 drive the movable lead screw 16 and the supporting lead screw 15 to move in position, and the movable lead screw 16 and the supporting lead screw 15 are both existing devices, which are not described in detail herein.

The utility model has the following use process: when the utility model is installed, the bottom die trolley 11, the fine adjustment screw 13, the movable bottom die 12, the transverse connection 14, the supporting screw 15 and the movable screw 16 are additionally arranged to replace the mode that the movable end die is connected and fixed with the bottom die, the side die and the inner die through bolts, the utility model utilizes the movable bottom die 12 which is idle when the head piece beam 3 is poured, the transverse connection 14 is additionally arranged on the movable bottom die 12, the transverse connection 14 and the movable end die 2 are connected through the supporting screw 15 and the movable screw 16, so that the movable end die 2 is fixed, therefore, the utility model only needs to drive the movable bottom die to displace through the bottom die trolley 11 when the movable bottom die is installed and demolded through the additionally arranging the supporting screw and the movable screw, the supporting screw and the movable screw 16 are driven to displace, and the end die is pushed to the corresponding position through the displacement of the supporting screw and the movable screw 16, so that the installation and the fixation of the end die can be realized, therefore, the working efficiency can be improved, the installation and operation process is simplified, the practicability is enhanced, the processing is simpler, and the production cost is reduced. During demolding, the movable lead screw is driven to transversely shrink only through the hydraulic oil cylinder arranged in the movable lead screw, the support lead screw is driven through the hydraulic oil cylinder arranged in the support lead screw, and the upper portion of the support lead screw is adjusted to realize demolding of the end mold and the side mold.

The utility model has the following advantages in the using process: according to the utility model, the bottom die trolley 11, the fine adjustment screw 13, the movable bottom die 12, the transverse connection 14, the support screw 15 and the movable screw 16 are additionally arranged to replace the mode that the movable end die is connected and fixed with the bottom die, the side die and the inner die through bolts, so that the bottom die, the side die and the inner die are not required to be punched and connected with the end die, and the matching difficulty is reduced; and no hole blockage mark is formed on the first beam body, and the beam body does not need to be repaired.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel movable end die fixing structure comprises a bottom die (1), a movable end die (2), a head piece beam (3), a counter-pull rod (4), a fixed end die (5), a side die (6), an inner die (7), a fixed end die support (8), a steel plate (9), an inner die trolley (10), a bottom die trolley (11), a movable bottom die (12), a fine adjustment screw rod (13), a transverse connection (14), a supporting screw rod (15), a movable screw rod (16), a bolt connecting assembly (17), a first lug plate (18), a hinge connecting piece (19), a ladder stand (20), a second lug plate (21), a hydraulic oil cylinder (22), a third lug plate (23) and a fourth lug plate (24); the method is characterized in that: the utility model discloses a die set, including first piece roof beam (3), first piece roof beam (3) are provided with die block (1) and centre form (7), the left and right sides of first piece roof beam (3) is provided with side form (6), be provided with centre form (7) between two sets of side forms (6), it forms end mould system with fixed end mould (5) combination to remove end mould (2), fixed end mould (5) are fixed by fixed end mould support (8), keep away from side form (6) the outside of one side of fixed end mould support (8) is provided with removal end mould (2), be provided with fourth otic placode (24) and third otic placode (23) on removal end mould (2), die block dolly (11) upside is fixed and is provided with removal die block (12), carry out joint support through fine setting lead screw (13) between die block dolly (11) and the removal die block (12), removal die block (12) upside is fixed in the upside that removes die block (12) with cross-connection (14) through bolt coupling assembling (17), a supporting screw rod (15) is arranged between the fourth lug plate (24) and the first lug plate (18), and a moving screw rod (16) is arranged between the second lug plate (21) and the third lug plate (23).

2. The novel movable end die fixing structure of claim 1, wherein: the side moulds (6) are arranged in two groups, and end mould systems formed by combining the movable end mould (2) and the fixed end mould (5) are arranged on the left side and the right side of each side mould (6).

3. The novel movable end die fixing structure of claim 1, wherein: one side of fixed end mould (5) is provided with fixed end mould support (8), fixed end mould support (8) adopt steel sheet (9) welding to set up and form, steel sheet (9) adopt the channel-section steel setting, one side of fixed end mould support (8) is provided with cat ladder (20).

4. The novel movable end die fixing structure of claim 1, wherein: an inner mold trolley (10) is arranged on the lower side of the bottom mold (1), and a bottom mold trolley (11) is arranged on one side of the inner mold trolley (10).

5. The novel movable end die fixing structure of claim 1, wherein: fourth otic placode (24) are located the downside of third otic placode (23), third otic placode (23) are located the downside of removing end mould (2), violently link (14) top end face is fixed and is provided with first otic placode (18), the fixed second otic placode (21) that is provided with of lateral wall of violently linking (14), adopt hinge joint spare (19) to carry out swing joint between the both ends of support lead screw (15) and fourth otic placode (24), first otic placode (18) respectively.

6. The novel movable end die fixing structure of claim 1, wherein: two ends of the movable lead screw (16) are movably connected with the second lug plate (21) and the third lug plate (23) through hinge connecting pieces (19), hydraulic oil cylinders (22) are arranged in the movable lead screw (16) and the supporting lead screw (15), and the hydraulic oil cylinders (22) drive the movable lead screw (16) and the supporting lead screw (15) to move in position.