Template inclined mounting device for continuous pouring system of heat absorption tower

Abstract

The utility model relates to the technical field of heat absorption tower building construction, in particular to a heat absorption tower continuous pouring system formwork inclined installation device which comprises an annular formwork, a plurality of gantries and two wedge-shaped blocks installed on each portal, the multiple gantries are evenly distributed in the circumferential direction of a prefabricated foundation, and each portal comprises two longitudinal beams and two cross beams; the annular template comprises a daughter board and a mother board, the two close side walls of the two wedge-shaped blocks are arranged in parallel, the side wall of one wedge-shaped block is attached to the inner side wall of the daughter board, and the side wall of the other wedge-shaped block is attached to the outer side wall of the mother board; according to the heat absorption tower continuous pouring system formwork inclined installation device, the annular formwork can be stably supported through the portal frame and tightly attached to the annular formwork through the wedge-shaped blocks, the inclined angle and position of the annular formwork can be adaptively adjusted, and it is ensured that a poured heat absorption tower barrel has good stability; the phenomena of slab staggering and slurry leakage are effectively reduced, so that the appearance pouring quality of the tower drum of the heat absorption tower is improved.

Description

Technical Field

[0001] The present application relates to the technical field of heat absorption tower construction, and in particular to a template tilting installation device for a continuous casting system of a heat absorption tower. Background Art

[0002] In tower solar thermal power generation projects, the heat absorption tower is the core of the construction. In order to effectively improve the construction quality and shorten the construction period, the workers often use a continuous casting system to construct the heat absorption tower wall.

[0003] In the prior art, the formwork system of the continuous casting system of the heat absorption tower is usually installed vertically, and the formwork system includes a formwork, a support system, connecting parts and an adjustment device; the formwork is the basic unit constituting the formwork system, which is usually made of steel or high-strength composite materials, the support system includes vertical support rods and horizontal pull rods, the connecting parts include bolts or buckles, and the adjustment device includes jacks and limit bolts; during the installation of the formwork system, the foundation is firstly treated to ensure that the foundation of the heat absorption tower is stable and flat, and then the vertical support rods and horizontal pull rods are installed according to the design requirements, and are fixed to each other by welding or bolting to form a support frame, and then the formwork is fixedly connected to the support system by bolts or buckles, and then the position and height of the formwork are adjusted by using jacks and limit bolts to meet the casting requirements, and finally concrete is poured inside the formwork, while the stability and deformation of the formwork are closely monitored, and after the concrete is poured layer by layer, the formwork system is dismantled in a certain order, and the formwork is cleaned and maintained.

[0004] With respect to the above-mentioned related technologies, the formwork system of the continuous casting system of the heat absorption tower is installed vertically, which causes frequent misalignment and leakage between the formworks or between the formworks and the poured concrete during the process of the heat absorption tower tube rising in height and reducing in radius, thus affecting the appearance casting quality of the heat absorption tower tube. Utility Model Content

[0005] In order to improve the casting quality of the exterior of a heat absorption tower, the present application provides a device for tilting and installing a template of a continuous casting system of a heat absorption tower.

[0006] The present application provides a heat absorption tower continuous casting system template tilting installation device adopts the following technical solution:

[0007] A template tilting installation device for a continuous casting system of a heat absorption tower, comprising a template tilting installation assembly;

[0008] The template tilting installation assembly includes an annular template, a plurality of door frames, and two wedge blocks installed on each of the door frames;

[0009] The plurality of portal frames are installed on the prefabricated foundation, and the plurality of portal frames are evenly distributed along the circumference of the prefabricated foundation, and the portal frames include two longitudinal beams and two transverse beams, the two longitudinal beams are arranged in parallel, and the two transverse beams are fixedly connected to the longitudinal beams;

[0010] The annular template includes a sub-plate and a mother plate, and the planes where the two side walls of the two wedge blocks are close to each other are arranged in parallel, wherein the side wall of one of the wedge blocks is in contact with the inner side wall of the sub-plate, and the side wall of the other wedge block is in contact with the outer side wall of the mother plate.

[0011] By adopting the above technical scheme, first, multiple door frames are installed on the prefabricated foundation in sequence, ensuring that the multiple door frames are evenly distributed along the circumference of the prefabricated foundation, and a stable installation support structure is formed by the longitudinal beams and transverse beams of the multiple door frames. Then, two wedge blocks are installed on each door frame, and it is ensured that the two wedge blocks are distributed opposite to each other, and the two side walls of the two wedge blocks close to each other are arranged in parallel. The sub-plate and the mother plate are respectively installed on the side of the door frame close to the two wedge blocks, so that the side wall of one wedge block fits with the inner wall of the sub-plate, and the side wall of the other wedge block fits with the outer wall of the mother plate, and the annular formwork is stably installed on the door frame; the template tilting installation device of the continuous casting system of the heat absorption tower is set, which is convenient for the stable support of the annular formwork by the door frame and the close fit of the wedge block and the annular formwork, and the inclination angle and position of the annular formwork are adaptively adjusted, ensuring that the cast heat absorption tower tube has good stability, effectively reducing the occurrence of misalignment and leakage, and thereby improving the appearance casting quality of the heat absorption tower tube.

[0012] Preferably, both longitudinal beams are provided with mounting grooves for mounting the wedge blocks, the two mounting grooves are arranged along the length direction of the longitudinal beams and are arranged opposite to each other, the wedge blocks are located in the mounting grooves, and the wedge blocks are fixedly connected to the longitudinal beams.

[0013] By adopting the above technical solution, the set installation groove can provide precise positioning and installation space for the wedge block, so that the wedge block can be firmly installed on the longitudinal beam and is not prone to displacement or shaking. The installation groove is arranged along the length direction of the longitudinal beam, so that the wedge block has a certain activity space in the installation groove, which is convenient for construction personnel to adjust the position of the wedge block according to needs, thereby realizing flexible adjustment of the inclination angle of the annular template.

[0014] Preferably, the sub-plates and the mother-plates are both provided with a plurality, the plurality of the sub-plates are spliced ​​to form an inner ring template, the plurality of the mother-plates are spliced ​​to form an outer ring template, and a casting cavity is formed between the inner ring template and the outer ring template.

[0015] By adopting the above technical solution, multiple sub-plates and multiple mother plates are spliced ​​together to form the inner ring template and the outer ring template, which is convenient for the staff to flexibly adjust the size and shape of the template according to the actual size of the heat absorption tower; when the template is damaged or deformed during the pouring process, there is no need to replace the entire template, only the damaged sub-plate or mother plate needs to be replaced separately, which is conducive to reducing maintenance costs.

[0016] Preferably, a connecting plate is provided between two adjacent door frames, and two ends of the connecting plate are respectively fixedly connected to the cross beams of the two adjacent door frames.

[0017] By adopting the above technical solution, the provided connecting plate can tightly connect adjacent door frames, thereby effectively reducing the deformation or displacement that may occur in the template tilting installation assembly during the pouring process, and improving the stability and reliability of the entire installation device.

[0018] Preferably, the template tilting installation assembly also includes a guide chain, one end of which is fixedly connected to the prefabricated foundation, and the other end of which is fixedly connected to the door frame.

[0019] By adopting the above technical solution, the guide chain can further enhance the connection strength between the gantry and the prefabricated foundation, and improve the structural stability of the entire installation device. Through the precise adjustment and stable support of the guide chain, it can be ensured that the template maintains a stable inclination angle and position during the pouring process, reducing tower quality problems caused by template movement or deformation, and improving the pouring quality and construction accuracy of the tower.

[0020] Preferably, the guide chains are provided in two groups, and the two groups of guide chains are symmetrically distributed about the portal frame.

[0021] By adopting the above technical solution, the two symmetrically arranged groups of guide chains can share the loads borne by the gantry and the formwork in a balanced manner, which is beneficial to reduce the risk of structural deformation or damage of the formwork due to uneven force, and improve the stability and reliability of the entire installation device; at the same time, it is convenient for construction personnel to adjust the length and tension of the guide chains as needed to make the formwork reach a predetermined inclination angle, thereby improving construction accuracy and casting quality.

[0022] Preferably, it also includes a template reinforcement component, and the template reinforcement component includes a guide tube and a template buckle;

[0023] The guide tube comprises an inner ring conduit and an outer ring conduit, and a clamping cavity for fixing the inner ring template or the outer ring template is formed between the inner ring conduit and the outer ring conduit;

[0024] The template buckle is used to connect two adjacent daughter boards or two adjacent mother boards.

[0025] By adopting the above technical solution, the set guide tube is convenient for effectively fixing the template through the clamping cavity between the inner ring guide tube and the outer ring guide tube, preventing displacement or deformation during the pouring process, thereby enhancing the overall stability and bearing capacity of the template; the set template buckle makes the connection between adjacent sub-boards or mother boards tighter and firmer, which is conducive to preventing the template from moving or dislocating during the concrete pouring process, effectively improving the rigidity and stability of the template, and further ensuring the smooth progress of the pouring process.

[0026] Preferably, three groups of guide tubes are provided, and the three groups of guide tubes are evenly distributed from top to bottom along the height direction of the annular template.

[0027] By adopting the above technical solution, three groups of evenly distributed guide tubes can ensure that the inner ring formwork and the outer ring formwork are evenly supported and fixed in all directions in the height direction, thereby improving the bearing capacity of the formwork, which is beneficial for the formwork to cope with various external forces occurring during the pouring process and ensuring the safety and stability of the formwork.

[0028] In summary, the present application includes at least one of the following beneficial technical effects:

[0029] 1. The template tilting installation device of the continuous casting system of the heat absorption tower is set up to facilitate the stable support of the annular template through the gantry and the close fit between the wedge block and the annular template, so as to adjust the inclination angle and position of the annular template to ensure that the cast heat absorption tower has good stability, effectively reduce the occurrence of misalignment and leakage, and thus improve the appearance casting quality of the heat absorption tower.

[0030] 2. The guide chain can further enhance the connection strength between the portal frame and the prefabricated foundation, and improve the structural stability of the entire installation device. Through the precise adjustment and stable support of the guide chain, it can ensure that the template maintains a stable inclination angle and position during the pouring process, reduce the tower quality problems caused by template movement or deformation, and improve the pouring quality and construction accuracy of the tower.

[0031] 3. The provided guide tube facilitates the effective fixing of the formwork through the clamping cavity between the inner ring conduit and the outer ring conduit to prevent displacement or deformation during the pouring process, thereby enhancing the overall stability and bearing capacity of the formwork; the provided formwork buckles make the connection between adjacent sub-plates or mother plates tighter and firmer, which is conducive to preventing the formwork from moving or dislocating during the concrete pouring process, effectively improving the rigidity and stability of the formwork, and further ensuring the smooth progress of the pouring process. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 It is a schematic diagram of the overall structure of the inclined installation device of the template of the continuous casting system of the heat absorption tower in the embodiment of the present application.

[0033] Figure 2 yes Figure 1 Enlarged view of part A in the middle.

[0034] Explanation of the reference numerals: 1. Formwork tilting installation assembly; 11. Ring formwork; 111. Sub-plate; 112. Mother plate; 12. Inner ring formwork; 13. Outer ring formwork; 14. Door frame; 141. Crossbeam; 142. Longitudinal beam; 143. Mounting groove; 144. High-strength bolt; 15. Wedge block; 16. Casting cavity; 17. Connecting plate; 18. Guide chain; 2. Formwork reinforcement assembly; 21. Guide tube; 211. Inner ring guide tube; 212. Outer ring guide tube; 22. Clamping cavity; 23. Formwork buckle. DETAILED DESCRIPTION

[0035] The following is combined with Figure 1-2 This application is described in further detail.

[0036] The embodiment of the present application discloses a device for tilting and installing a template of a continuous casting system of a heat absorption tower.

[0037] Reference Figure 1 A template tilting installation device for a continuous casting system of a heat absorption tower includes a template tilting installation component 1 and a template reinforcement component 2.

[0038] Reference Figure 1 and Figure 2, an annular formwork 11, a guide chain 18, a plurality of portal frames 14 and two wedge-shaped blocks 15 installed on each portal frame 14; a prefabricated foundation is set at the prefabrication site before the construction of the heat absorption tower. The prefabricated foundation is set in a disc shape, and the diameter of the prefabricated foundation is larger than the diameter of the heat absorption tower body. A plurality of dowels are vertically arranged on the prefabricated base. A plurality of portal frames 14 are installed on the prefabricated foundation, and the plurality of portal frames 14 are evenly distributed along the circumferential direction of the prefabricated foundation. According to the construction requirements, 24 portal frames 14 are arranged in this embodiment. The portal frames 14 are arranged vertically and the frames of the plurality of portal frames 14 are distributed along the radial direction of the prefabricated foundation. The portal frames 14 include two cross beams 141 and two longitudinal beams 142. The length directions of the two longitudinal beams 142 are arranged in parallel. The two cross beams 141 are welded to the two longitudinal beams 142 from top to bottom in sequence and the length directions of the two cross beams 141 are arranged in parallel. A mounting groove 143 for mounting a wedge block 15 is also provided at one end of the longitudinal beam 142 away from the cross beam 141. The two mounting grooves 143 are located on the two side walls of the two longitudinal beams 142 that are close to each other, and the two mounting grooves 143 are arranged along the length direction of the longitudinal beam 142 and are distributed opposite each other. The wedge block 15 is located in the mounting groove 143 and the wedge block 15 is connected to the longitudinal beam 142 through a high-strength bolt 144. In the present application, the wedge block 15 is set as an iron block and the wedge block 15 is set with a variety of specifications. The wedge block 15 can be disassembled, assembled and replaced according to the inclination of the tower wall and the on-site construction conditions. In order to ensure the connection strength between the wedge block 15 and the longitudinal beam 142, two high-strength bolts 144 are provided in the present embodiment. The two high-strength bolts 144 pass through the mounting groove 143, the wedge block 15 and the annular template 11 in turn and are threadedly connected to the wedge block 15 and the annular template 11 respectively.

[0039] Reference Figure 1 and Figure 2 One end of the guide chain 18 is fixed on the prefabricated foundation, and the other end is connected to the crossbeam 141 of the portal frame 14. In the present application, two groups of guide chains 18 are provided, and the two groups of guide chains 18 are respectively arranged on both sides of the portal frame 14, and the two groups of guide chains 18 are symmetrically distributed about the portal frame 14; in addition, in the present application, a connecting plate 17 is provided between each two adjacent portal frames 14, and the two ends of the connecting plate 17 are respectively bolted to the respective crossbeams 141 of the two adjacent portal frames 14. In the present embodiment, the connecting plate 17 can be set as a steel plate, an iron plate, or a wooden plate. In order to improve the connection strength between the two adjacent portal frames 14 and reduce the bearing capacity of the portal frames 14, in the present embodiment, the connecting plate 17 is set as a wooden plate. There are two connecting plates 17, and the two connecting plates 17 are arranged in parallel, and the length of the connecting plate 17 close to the outer side of the portal frame 14 is greater than the length of the other connecting plate 17.

[0040] Reference Figure 1 and Figure 2The annular formwork 11 includes a sub-plate 111 and a mother plate 112, two wedge blocks 15 are arranged opposite to each other, and the planes where the two side walls of the two wedge blocks 15 are close to each other are arranged in parallel, the side wall of one wedge block 15 is in contact with the inner wall of the sub-plate 111, and the side wall of the other wedge block 15 is in contact with the outer wall of the formwork; in the present application, multiple sub-plates 111 and mother plates 112 are provided, and multiple sub-plates 111 are spliced ​​in sequence to form an inner ring formwork 12, and multiple mother plates 112 are spliced ​​in sequence to form an outer ring formwork 13, and a pouring cavity 16 for pouring concrete is formed between the inner ring formwork 12 and the outer ring formwork 13.

[0041] Reference Figure 1 and Figure 2 The template reinforcement component 2 includes a guide tube 21 and a template buckle 23. The guide tube 21 includes an inner ring conduit 211 and an outer ring conduit 212. The inner ring conduit 211 and the outer ring conduit 212 are both arranged in a circular ring shape, and the diameter of the outer ring conduit 212 is larger than the diameter of the inner ring conduit 211. A clamping cavity 22 for fixing the inner ring template 12 or the outer ring template 13 is formed between the inner ring conduit 211 and the outer ring conduit 212. The inner ring conduit 211 is installed between the dowel of the prefabricated base and the inner ring template 12 or the outer ring template 13, and the inner ring conduit 211 abuts against the inner side wall of the inner ring template 12 or the outer ring template 13. The outer ring conduit 212 is installed between the dowel of the prefabricated base and the inner ring template 12 or the outer ring template 13, and the outer ring conduit 212 abuts against the outer side wall of the inner ring template 12 or the outer ring template 13. The wall is abutted. In this embodiment, the diameters of the inner ring duct 211 and the outer ring duct 212 of the outer ring template 13 are larger than the diameters of the inner ring duct 211 and the outer ring duct 212 of the inner ring template 12. In order to ensure that the inner ring template 12 and the outer ring template 13 are uniformly supported and fixed in all directions in the height direction, three groups of guide tubes 21 are provided in this application, and the three groups of guide tubes 21 are evenly distributed from top to bottom along the height direction of the annular template 11; the template buckle 23 is provided at the connection between two adjacent sub-plates 111 or two adjacent mother plates 112 to prevent the template from moving or dislocating during the concrete pouring process, improve the rigidity and stability of the template, and further enhance the connection effect. In this embodiment, three groups of template buckles 23 are provided at the connection between two adjacent sub-plates 111 or two adjacent mother plates 112.

[0042] The implementation principle of the template tilting installation device of the continuous pouring system of the heat absorption tower in the embodiment of the present application is as follows: first, multiple door frames 14 are installed on the prefabricated foundation in sequence, ensuring that the multiple door frames 14 are evenly distributed along the circumference of the prefabricated foundation, and a stable installation support structure is formed by the longitudinal beams 142 and the cross beams 141 of the multiple door frames 14, and then two wedge blocks 15 are installed on each door frame 14, and it is ensured that the two wedge blocks 15 are distributed opposite to each other, and the two side walls of the two wedge blocks 15 are parallel to each other, and the sub-plate 111 and the mother plate 112 are respectively installed on the door frame 14 near the two wedge blocks. On one side of the block 15, the side wall of one of the wedge-shaped blocks 15 is fitted with the inner wall of the sub-plate 111, and the side wall of the other wedge-shaped block 15 is fitted with the outer wall of the mother plate 112. A plurality of sub-plates 111 are spliced ​​to form an inner ring formwork 12, and a plurality of mother plates 112 are spliced ​​to form an outer ring formwork 13. A casting cavity 16 is formed between the inner ring formwork 12 and the outer ring formwork 13. Finally, concrete is poured in the formwork casting cavity 16. At the same time, the stability and deformation of the formwork are closely monitored. After the concrete pouring is completed layer by layer, the formwork system is dismantled in a certain order and the formwork is cleaned and maintained.

[0043] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A device for tilting and installing a template for a continuous casting system of a heat absorption tower, characterized in that: It includes a template tilting installation component (1); The template tilting installation assembly (1) comprises an annular template (11), a plurality of door frames (14), and two wedge blocks (15) installed on each of the door frames (14); The plurality of door frames (14) are all installed on the prefabricated foundation, and the plurality of door frames (14) are evenly distributed along the circumference of the prefabricated foundation, the door frames (14) include two longitudinal beams (142) and two transverse beams (141), the two longitudinal beams (142) are arranged in parallel, and the two transverse beams (141) are fixedly connected to the longitudinal beams (142); The annular template (11) comprises a sub-plate (111) and a mother plate (112), the two wedge blocks (15) being arranged opposite to each other, the planes where the two side walls of the two wedge blocks (15) close to each other are located are arranged in parallel, the side wall of one of the wedge blocks (15) is in contact with the inner side wall of the sub-plate (111), and the side wall of the other wedge block (15) is in contact with the outer side wall of the mother plate (112).

2. The device for tilting and installing the template of the continuous casting system of the heat absorption tower according to claim 1 is characterized in that: The two longitudinal beams (142) are each provided with a mounting groove (143) for mounting the wedge block (15); the two mounting grooves (143) are both arranged along the length direction of the longitudinal beam (142) and the two mounting grooves (143) are arranged opposite to each other; the wedge block (15) is located in the mounting groove (143), and the wedge block (15) is fixedly connected to the longitudinal beam (142).

3. The device for tilting and installing the template of the continuous casting system of the heat absorption tower according to claim 1 is characterized in that: The sub-plate (111) and the mother plate (112) are both provided in plurality, the plurality of sub-plates (111) are spliced ​​together to form an inner ring template (12), the plurality of mother plates (112) are spliced ​​together to form an outer ring template (13), and a casting cavity (16) is formed between the inner ring template (12) and the outer ring template (13).

4. The device for tilting and installing the template of the continuous casting system of the heat absorption tower according to claim 1 is characterized in that: A connecting plate (17) is provided between two adjacent door frames (14), and two ends of the connecting plate (17) are respectively fixedly connected to the cross beams (141) of the two adjacent door frames (14).

5. The device for tilting and installing the template of the continuous casting system of the heat absorption tower according to claim 4 is characterized in that: The template tilting installation assembly (1) also includes a guide chain (18), one end of which is fixedly connected to the prefabricated foundation, and the other end of which is fixedly connected to the door frame (14).

6. The device for tilting and installing the template of the continuous casting system of the heat absorption tower according to claim 5 is characterized in that: The guide chains (18) are provided in two groups, and the two groups of guide chains (18) are symmetrically distributed with respect to the door frame (14).

7. The device for tilting and installing the template of the continuous casting system of the heat absorption tower according to claim 3 is characterized in that: It also includes a template reinforcement component (2), wherein the template reinforcement component (2) includes a guide tube (21) and a template buckle (23); The guide tube (21) comprises an inner ring conduit (211) and an outer ring conduit (212), and a clamping cavity (22) for fixing the inner ring template (12) or the outer ring template (13) is formed between the inner ring conduit (211) and the outer ring conduit (212); The template buckle (23) is used to connect two adjacent sub-boards (111) or two adjacent motherboards (112).

8. The device for tilting and installing the template of the continuous casting system of the heat absorption tower according to claim 7 is characterized in that: The guide tubes (21) are provided in three groups, and the three groups of guide tubes (21) are evenly distributed from top to bottom along the height direction of the annular template (11).

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