Reinforced connection structure of special plastic steel combined mold for transformer substation equipment foundation

Abstract

A reinforced connection structure of a special plastic steel combined die for a transformer substation equipment foundation comprises side formworks and right-angle formworks, every two adjacent side formworks are connected through inter-plate connecting pieces to achieve fixation, and the side formworks and the right-angle formworks are connected through inter-plate connecting pieces to achieve fixation. Reinforcing plates are arranged on the side formworks and the right-angle formworks, connecting holes are formed in the reinforcing plates located on the two sides of the side formworks and the right-angle formworks, the connecting holes of the adjacent side formworks are aligned, and inter-plate connecting pieces are arranged in the two aligned connecting holes in a penetrating mode. Each connecting hole comprises a column section and a reducing section, and the connecting holes with the column sections in the middles and the reducing sections at the two ends are formed in the assembled state of the adjacent side formworks and the assembled state of the side formworks and the right-angle formworks; the inter-plate connecting piece comprises a fixing base located in the middle, two lead screws which are axially aligned are arranged at the two ends of the fixing base, the two lead screws are each provided with a sliding piece, and two connecting rods are arranged between the sliding pieces and the fixing base. Compared with the prior art, not only is the stability of template assembly improved, but also the template removal operation is facilitated, and the risk of template shifting is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of civil engineering construction, in particular to a reinforced connection structure of a special plastic-steel combined mould for a transformer substation equipment foundation. Background Art

[0002] Traditionally, steel or bamboo formwork is used for substation foundation casting, and it is fabricated and installed on-site. Formwork is typically connected by bolts. However, when the formwork is removed after pouring, the bolt holes are easily encased in concrete, making removal difficult. Furthermore, bolting alone is difficult to achieve stable connection between formwork, and the formwork can easily slip due to impact from the concrete during pouring. Summary of the Invention

[0003] The technical problem to be solved by the utility model is to provide a reinforced connection structure of a special plastic-steel combination mold for substation equipment foundation, which not only improves the stability of template assembly, but also facilitates mold removal operation and reduces the risk of mold running.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a reinforced connection structure of a plastic-steel combination mold specially used for the foundation of substation equipment, including a side template and a right-angle template, wherein two adjacent side templates and the side templates and the right-angle templates are connected and fixed by inter-plate connectors;

[0005] The side templates and the right-angle templates are provided with reinforcement plates, and the reinforcement plates on both sides of the side templates and the right-angle templates are provided with connection holes, the connection holes of adjacent side templates are aligned, and inter-plate connectors are passed through the two aligned connection holes;

[0006] The connecting hole includes a column section and a diameter-reducing section. When adjacent side templates, side templates and right-angle templates are assembled, a connecting hole is formed with a column section in the middle and diameter-reducing sections at both ends.

[0007] The inter-plate connecting member includes a fixed seat located in the middle, two axially aligned screw rods are provided at both ends of the fixed seat, a sliding member is provided on each of the two screw rods, and two connecting rods are provided between the sliding member and the fixed seat.

[0008] In the preferred solution, positioning pins are provided on one side wall of the side template and the right-angle template, and positioning holes are provided on the other opposite side wall. The positioning pins between adjacent side templates and between side templates and right-angle templates are inserted into the positioning holes in the assembled state.

[0009] In the preferred solution, the side formwork located at the corner position is provided with angle plate fixing holes on the side close to the right-angle formwork and on both sides of the right-angle formwork. One side of the side formwork is connected to the right-angle formwork through an inter-plate connector. An angle plate is provided on the inner side of the formed corner, and an angle plate fixing bolt passing through the angle plate fixing hole is provided on the angle plate. An angle plate fixing nut is provided on the angle plate fixing bolt passing through the angle plate fixing hole and the right-angle formwork and located on the outside of the side formwork and the right-angle formwork.

[0010] In a preferred embodiment, the sliding member includes a fixed sleeve and a rotating sleeve, a T-shaped groove is provided on one end of the fixed sleeve, and a connecting T-ring is provided on one end of the rotating sleeve, and the connecting T-ring is arranged in the T-shaped groove to realize a movable connection between the fixed sleeve and the rotating sleeve;

[0011] The fixed sleeve is provided with a smooth hole, the rotating sleeve is provided with a threaded hole, the screw rod passes through the smooth hole and the threaded hole, and is threadedly connected with the threaded hole.

[0012] In a preferred embodiment, a plurality of first connecting ear seats are circumferentially distributed on both sides of the fixing seat, a plurality of second connecting ear seats are circumferentially distributed on one end of the two fixing sleeves facing the fixing seat, and the two ends of the two connecting rods are respectively hinged to the first connecting ear seat and the second connecting ear seat aligned horizontally.

[0013] The utility model provides a reinforced connection structure of a special plastic-steel combination mold for a substation equipment foundation, which has the following beneficial effects by adopting the above structure:

[0014] (1) The special design of the connection hole and the inter-plate connector with two connecting rods can achieve rapid connection and fixation between the formworks, and ensure the stability of the connection between adjacent formworks in the connected state, avoiding displacement of the formworks under force during the pouring process;

[0015] (2) The design of the sliding part allows the user to loosen or tighten the connection between the templates with a simple rotation action, which greatly facilitates the operation of the construction workers;

[0016] (3) The coordinated use of positioning pins and positioning holes ensures the precise positioning of the template during assembly, avoiding casting quality problems caused by template misalignment. The use of angle plates to fix the structure at the corners further improves the positioning accuracy of the template in complex structures, ensuring that the template at the corners is firm and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0018] Figure 1 It is a structural schematic diagram of two adjacent side formworks of the present invention in a connected state.

[0019] Figure 2 This is a schematic diagram of the right-angle template structure of the present utility model.

[0020] Figure 3 This is a schematic structural diagram of the inter-plate connector of the present utility model.

[0021] In the figure: side template 1, connecting hole 2, column section 201, reducing section 202, inter-plate connector 3, reinforcing plate 4, locating pin 5, locating hole 6, angle plate fixing hole 7, right-angle template 8, angle plate 9, angle plate fixing bolt 10, angle plate fixing nut 11, fixing seat 12, screw rod 13, fixing sleeve 14, smooth hole 141, rotating sleeve 15, threaded hole 151, connecting T-ring 152, first connecting ear seat 16, second connecting ear seat 17, second connecting rod 18. DETAILED DESCRIPTION

[0022] Example 1:

[0023] A reinforced connection structure of a plastic-steel combination mold for a transformer substation equipment foundation, comprising a side template 1 and a right-angle template 8. Adjacent side templates 1 and side templates 1 and right-angle templates 8 are connected and fixed by inter-plate connectors 3.

[0024] The side formwork 1 and the right-angle formwork 8 are provided with a reinforcement plate 4, and the reinforcement plates 4 on both sides of the side formwork 1 and the right-angle formwork 8 are provided with connection holes 2. The connection holes 2 of adjacent side formworks 1 are aligned, and inter-plate connectors 3 are passed through the two aligned connection holes 2.

[0025] The connecting hole 2 includes a column section 201 and a diameter-reducing section 202. When adjacent side templates 1 and the side template 1 are assembled with the right-angle template 8, a connecting hole 2 is formed with a column section 201 in the middle and diameter-reducing sections 202 at both ends.

[0026] The inter-plate connector 3 includes a fixed seat 12 located in the middle, with two axially aligned screw rods 13 provided at both ends of the fixed seat 12. A sliding member is provided on each of the two screw rods 13, and two connecting rods 18 are provided between the sliding member and the fixed seat 12.

[0027] In the preferred solution, a positioning pin 5 is provided on one side wall of the side template 1 and the right-angle template 8, and a positioning hole 6 is provided on the other opposite side wall. The positioning pins 5 between adjacent side templates 1 and between the side templates 1 and the right-angle templates 8 are inserted into the positioning holes 6 in the assembled state.

[0028] In the preferred solution, the side formwork 1 located at the corner position is provided with angle plate fixing holes 7 on the side close to the right-angle formwork 8 and on both sides of the right-angle formwork 8. One side of the side formwork 1 is connected to the right-angle formwork 8 through the inter-plate connector 3. An angle plate 9 is provided on the inner side of the formed corner. An angle plate fixing bolt 10 passing through the angle plate fixing hole 7 is provided on the angle plate 9. An angle plate fixing nut 11 is provided on the angle plate fixing bolt 10 passing through the angle plate fixing hole 7 and the right-angle formwork 8 and located on the outside of the side formwork 1 and the right-angle formwork 8.

[0029] In a preferred embodiment, the sliding member includes a fixed sleeve 14 and a rotating sleeve 15. A T-shaped groove is provided on one end of the fixed sleeve 14, and a connecting T-ring 152 is provided on one end of the rotating sleeve 15. The connecting T-ring 152 is arranged in the T-shaped groove to realize a movable connection between the fixed sleeve 14 and the rotating sleeve 15.

[0030] The fixed sleeve 14 is provided with a smooth hole 141 , the rotating sleeve 15 is provided with a threaded hole 151 , and the screw rod 13 is arranged through the smooth hole 141 and the threaded hole 151 and is threadedly connected with the threaded hole 151 .

[0031] In the preferred embodiment, a plurality of first connecting ear seats 16 are circumferentially distributed on both sides of the fixed seat 12, and a plurality of second connecting ear seats 17 are circumferentially distributed on one end of the two fixing sleeves 14 facing the fixed seat 12, and the two ends of the two connecting rods 18 are respectively hinged to the first connecting ear seats 16 and the second connecting ear seats 17 aligned horizontally.

[0032] Example 2:

[0033] Based on the mold structure described in Example 1, the following method is used to assemble the plastic-steel combination mold:

[0034] 1) Classify and code the different sizes of standard side templates 1

[0035] 2) Selection and positioning of side formwork 1

[0036] The substation equipment foundation is designed in three-dimensional drawing according to the design and construction drawings, and the BIM technology is used to design the structural dimensions. According to the structural dimensions designed in the three-dimensional drawing, the standard side template 1 specifications and models are selected for layout and matching. The selected standard side template 1 specifications and models are marked on the three-dimensional drawing according to the information code to facilitate assembly;

[0037] 3) Basic layout and positioning

[0038] According to the design and construction drawings, the foundation position coordinates are placed on the construction site, control piles are driven at the center point, gray lines are drawn around the foundation, and control piles are driven at the four corners to facilitate formwork control accuracy;

[0039] 4) Based on the standard specifications designed in the three-dimensional drawing, the side forms of the four sides of the foundation are first assembled in the processing workshop. After the four side formworks 1 are assembled, they are transported to the foundation site for overall assembly. After the overall assembly is completed, the right-angle formwork 8 is assembled at the four corner points and the angle plates 9 are installed;

[0040] 5) Verification and review

[0041] After assembling the side formwork 1, check and verify the axis, elevation, and verticality, and at the same time check the formwork support reinforcement measures. Only after confirming that it is safe and reliable can the next process be carried out.

[0042] Preferably, in step 4), when assembling between the side templates 1 and between the side templates 1 and the right-angle template 8, the preliminary assembly alignment between the adjacent templates is first achieved through the positioning pins 5 and the positioning holes 6, and then the inter-plate connector 3 is passed through the connection holes 2 aligned between the templates, and finally the two rotating sleeves 15 at both ends of the inter-plate connector 3 are rotated and screwed to make the two connecting rods 18 form an outward expansion shape, thereby achieving a stable connection between the templates.

[0043] Preferably, in the step 4), when the right-angle formwork 8 is installed, the positioning pins 5 and the positioning holes 6 are used to achieve a preliminary connection between the right-angle formwork 8 and the side formwork 1, and then the inter-plate connector 3 is installed in the same manner as the side formwork 1 to achieve a strengthened connection, and finally, the angle plate fixing bolts 10 on the angle plate 9 are passed through the angle plate fixing holes 7 and the angle plate fixing nuts 11 are tightened to achieve enhanced stability of the formwork at the corner position.

[0044] Through the above embodiments, the utility model provides an efficient, stable and reusable plastic-steel combination mold structure, which not only greatly improves construction efficiency, but also significantly improves casting quality, reduces costs, and is beneficial to environmental protection.

Claims

1. A reinforced connection structure of a plastic-steel combination mold for a substation equipment foundation, characterized by: It comprises a side formwork (1) and a right-angle formwork (8), wherein two adjacent side formworks (1) and the side formworks (1) and the right-angle formwork (8) are connected and fixed via inter-plate connectors (3); The side templates (1) and the right-angle templates (8) are provided with reinforcing plates (4), the reinforcing plates (4) located on both sides of the side templates (1) and the right-angle template (8) are provided with connecting holes (2), the connecting holes (2) of adjacent side templates (1) are aligned, and inter-plate connecting members (3) are passed through the two aligned connecting holes (2); The connecting hole (2) comprises a column section (201) and a diameter-reducing section (202); when adjacent side templates (1) and the side template (1) are assembled with the right-angle template (8), a connecting hole (2) is formed with a column section (201) in the middle and diameter-reducing sections (202) at both ends; The inter-plate connecting member (3) comprises a fixed seat (12) located in the middle, two axially aligned screw rods (13) are provided at both ends of the fixed seat (12), a sliding member is provided on each of the two screw rods (13), and two connecting rods (18) are provided between the sliding member and the fixed seat (12).

2. The reinforced connection structure of a plastic-steel composite mold for a substation equipment foundation according to claim 1, characterized in that: A positioning pin (5) is provided on one side wall of the side template (1) and the right-angle template (8), and a positioning hole (6) is provided on the other side wall opposite thereto. The positioning pins (5) between adjacent side templates (1) and between the side templates (1) and the right-angle template (8) are inserted into the positioning holes (6) in the assembled state.

3. The reinforced connection structure of a plastic-steel composite mold for a substation equipment foundation according to claim 1, characterized in that: The side template (1) located at the corner position is provided with angle plate fixing holes (7) on the side close to the right-angle template (8) and on both sides of the right-angle template (8). One side of the side template (1) is connected to the right-angle template (8) through an inter-plate connector (3). An angle plate (9) is provided on the inner side of the formed corner. An angle plate fixing bolt (10) passing through the angle plate fixing hole (7) is provided on the angle plate (9). An angle plate fixing nut (11) is provided on the angle plate fixing bolt (10) passing through the angle plate fixing hole (7) and the right-angle template (8) and located outside the side template (1) and the right-angle template (8).

4. The reinforced connection structure of a plastic-steel composite mold for a substation equipment foundation according to claim 1, characterized in that: The sliding member comprises a fixed sleeve (14) and a rotating sleeve (15), wherein a T-shaped groove is provided on one end of the fixed sleeve (14), and a connecting T-ring (152) is provided on one end of the rotating sleeve (15), and the connecting T-ring (152) is arranged in the T-shaped groove to realize a movable connection between the fixed sleeve (14) and the rotating sleeve (15); The fixed sleeve (14) is provided with a smooth hole (141), the rotating sleeve (15) is provided with a threaded hole (151), and the screw rod (13) is arranged through the smooth hole (141) and the threaded hole (151) and is threadedly connected to the threaded hole (151).

5. The reinforced connection structure of a plastic-steel combination mold for a transformer substation equipment foundation according to claim 4, characterized in that: A plurality of first connecting ear seats (16) are circumferentially distributed on both sides of the fixing seat (12), a plurality of second connecting ear seats (17) are circumferentially distributed on one end of the two fixing sleeves (14) facing the fixing seat (12), and both ends of the two connecting rods (18) are respectively hinged to the first connecting ear seats (16) and the second connecting ear seats (17) aligned horizontally.

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