Assembly type box-type transformer installation foundation

Abstract

An assembly type box-type transformer installation foundation comprises corner wall bodies, middle section wall bodies and bottom blocks, the four corner wall bodies are installed, the four corner wall bodies are used for being placed at the four corners of a box-type transformer foundation respectively, the middle section wall bodies are installed between the adjacent corner wall bodies, and the bottom blocks are arranged on the middle section wall bodies. Bottom blocks are installed at the bottom of the area defined by the corner wall bodies and the middle section wall body. The corner wall bodies, the middle section wall bodies and the bottom blocks are all of a reinforced concrete structure and are assembled through the prefabricated reinforced concrete blocks, construction is easy and convenient, cost is low, and the construction period of the whole project is shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of box-type transformer foundations, in particular to an assembled box-type transformer installation foundation. Background Art

[0002] When installing a box-type transformer, it is necessary to build a foundation at the bottom of the box-type transformer. The purpose of building the foundation is to stabilize the box-type transformer and to provide space for cables to pass through the bottom of the box-type transformer. At present, when constructing the concrete foundation of a box-type transformer, most of them use cast-in-place concrete. However, the cast-in-place concrete method has the following disadvantages:

[0003] 1. Cast-in-place concrete requires on-site steel bar binding, formwork support, pouring, maintenance, and formwork removal, which is complex, costly, and takes a long time to construct.

[0004] 2. The wind farm box-type transformer foundation is close to the wind turbine foundation, and the related work of the box-type transformer foundation construction must be carried out after the wind turbine is hoisted. This delays the time of the box-type transformer foundation construction and extends the construction period of the entire project. Utility Model Content

[0005] The purpose of the utility model is to provide an assembled box-type transformer installation foundation, which is assembled through prefabricated reinforced concrete blocks, has simple and convenient construction, low cost, and shortens the construction period of the entire project.

[0006] To achieve the above-mentioned purpose, the utility model provides an assembled box-type transformer installation foundation, including corner walls, middle wall bodies and bottom blocks, wherein four corner walls are installed, and the four corner walls are respectively used to be placed at the four corners of the box-type transformer foundation, a middle wall body is installed between adjacent corner walls, and a bottom block is installed at the bottom of the enclosed area of ​​the corner walls and the middle wall body.

[0007] The corner wall includes a first top plate, a first bottom plate and a first wall body, the first wall body is connected between the first top plate and the first bottom plate, and the two side surfaces where the first bottom plate is connected to the middle wall body are respectively provided with a first connecting groove and a first protrusion.

[0008] A notch is arranged on the inner side of the corner wall.

[0009] The middle section wall includes a second top plate, a second bottom plate and a second wall body. The second wall body is connected between the second top plate and the second bottom plate. The second bottom plate is respectively provided with a second connecting groove and a second protrusion on both sides in the length direction. The second bottom plate is provided with a third protrusion on one side of the bottom block.

[0010] The bottom block includes a side bottom plate and a middle bottom plate; one of the four side surfaces of the side bottom plate is provided with a fourth protrusion, and the other three side surfaces are respectively provided with third connecting grooves; the four side surfaces of the middle bottom plate are respectively provided with fourth connecting grooves.

[0011] It also includes a connecting piece, which is used to connect the corner wall and the middle wall into a whole.

[0012] The connecting member is a rod, and corresponding connecting holes are respectively provided on the corner walls and the middle wall, and the rod is inserted into the connecting holes; wherein the connecting holes on the corner walls include a first connecting hole and a second connecting hole, and the connecting holes on the middle wall include a third connecting hole, and the first connecting hole and the second connecting hole respectively correspond to the third connecting hole on the middle wall on both sides of the corner wall.

[0013] Compared with the prior art, the utility model has the following technical effects:

[0014] 1. The corner walls, middle wall and bottom block of the utility model are all made of reinforced concrete structure and assembled through prefabricated reinforced concrete blocks. The construction is simple, convenient and low-cost, and the construction period of the entire project is shortened.

[0015] 2. The utility model is also provided with a connecting piece, through which the corner wall and the middle wall are connected into a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a structural schematic diagram of the corner wall of the utility model.

[0019] Figure 3 This is a structural schematic diagram of the corner wall of the utility model from another perspective.

[0020] Figure 4 It is a structural schematic diagram of the middle section wall of the utility model.

[0021] Figure 5 It is a structural schematic diagram of the side bottom plate of the utility model.

[0022] Figure 6 This is a structural schematic diagram of the side bottom plate of the utility model from another perspective.

[0023] Figure 7 It is a structural schematic diagram of the bottom plate of the utility model.

[0024] Figure 8 It is a schematic diagram of the installation positions of the corner walls, middle walls, side bottom plates and middle bottom plates in the top view.

[0025] In the figure:

[0026] Corner wall 100, first top plate 110, first bottom plate 120, first connecting groove 121, first protrusion 122, first wall body 130, notch 140;

[0027] The middle wall 200, the second top plate 210, the second bottom plate 220, the second connecting groove 221, the second protrusion 222, the third protrusion 223, and the second wall 230;

[0028] The side bottom plate 300, the fourth protrusion 301, the third connecting groove 302;

[0029] Midsole plate 400, fourth connecting groove 401;

[0030] Rod 500;

[0031] Connection hole 600 , first connection hole 601 , second connection hole 602 , third connection hole 603 . DETAILED DESCRIPTION

[0032] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0033] Embodiment 1:

[0034] See also Figure 1-8 A prefabricated box-type transformer installation foundation includes a corner wall 100, a middle wall 200 and a bottom block. Four corner walls 100 are installed, and the four corner walls 100 are respectively used to be placed at the four corners of the box-type transformer foundation. A middle wall 200 is installed between adjacent corner walls 100, and a bottom block is installed at the bottom of the area enclosed by the corner wall 100 and the middle wall 200. The corner wall 100, the middle wall 200 and the bottom block are all made of reinforced concrete structure and assembled by prefabricated reinforced concrete blocks. The construction is simple and convenient, the cost is low, and the construction period of the entire project is shortened.

[0035] Embodiment 2:

[0036] Based on Example 1, see Figure 2 , 3The corner wall 100 includes a first top plate 110, a first bottom plate 120 and a first wall body 130. The first wall body 130 is connected between the first top plate 110 and the first bottom plate 120. The first connection groove 121 and the first protrusion 122 are respectively provided on two sides where the first bottom plate 120 is connected to the middle wall 200. The first top plate 110 is provided to increase the contact area with the bottom of the box-type transformer, and the first bottom plate 120 is provided to increase the contact area with the ground, thereby improving the stability of the installation.

[0037] For further information, see Figure 3 A notch 140 is provided on the inner side of the corner wall 100. While ensuring the structural strength, the weight of the corner wall 100 can be reduced, which is convenient for carrying and can also increase the internal space.

[0038] See also Figure 4 The middle wall 200 includes a second top plate 210, a second bottom plate 220 and a second wall body 230. The second wall body 230 is connected between the second top plate 210 and the second bottom plate 220. The second bottom plate 220 is provided with a second connection groove 221 and a second protrusion 222 on both sides of the length direction. The second bottom plate 220 is provided with a third protrusion 223 on one side of the side bottom plate 300 or the middle bottom plate 400. The second top plate 210 is provided to increase the contact area with the bottom of the box-type transformer, and the second bottom plate 220 is provided to increase the contact area with the ground, thereby improving the stability of the installation.

[0039] See also Figure 1 The bottom block includes a side bottom plate 300 and a middle bottom plate 400. For details, see Figure 5 , 6 , one of the four side surfaces of the side bottom plate 300 is provided with a fourth protrusion 301, and the other three side surfaces are respectively provided with a third connection groove 302; see Figure 7 The four sides of the middle bottom plate 400 are respectively provided with fourth connecting grooves 401 .

[0040] Embodiment three:

[0041] On the basis of the first or second embodiment, a connecting piece is further included, and the connecting piece is used to connect the corner wall 100 and the middle wall 200 into a whole.

[0042] For details, see Figure 1-4The connecting member is a rod 500, and corresponding connecting holes 600 are respectively provided on the corner wall 100 and the middle wall 200, and the rod 500 penetrates the connecting holes 600; wherein, the connecting holes 600 on the corner wall 100 include a first connecting hole 601 and a second connecting hole 602, and the connecting holes 600 on the middle wall 200 include a third connecting hole 603, and the first connecting hole 601 and the second connecting hole 602 correspond to the third connecting hole 603 on the middle wall 200 located on both sides of the corner wall 100.

[0043] In addition to the above-mentioned structure, the connecting piece may also adopt other structures, such as a hoop that surrounds the outer sides of the corner wall 100 and the middle wall 200.

[0044] The working principle or action process of the utility model is as follows:

[0045] 1. Measure and lay out, and excavate the foundation soil to the specified elevation;

[0046] 2. Carry the side bottom plate 300 and the middle bottom plate 400 to the foundation pit, and splice the fourth protrusion 301 with the fourth connecting groove 401;

[0047] 3. Move the corner wall 100 and the middle wall 200 to the designated location and surround the assembled side bottom plate 300 and the middle bottom plate 400. The corner wall 100 is placed at the four corners respectively. Figure 8 The first protrusion 122 is spliced ​​with the second connection groove 221, the second protrusion 222 is spliced ​​with the first connection groove 121; the third protrusion 223 is spliced ​​with the third connection groove 302 or the fourth connection groove 401;

[0048] 4. Insert the rod 500 through the first connecting hole 601 and the second connecting hole 602 into the connecting holes 600 in the same row and fix them;

[0049] 5. Assembly completed, waterproof treatment;

[0050] 6. Connect the wires to the box-type transformer, place the box-type transformer on the corner wall 100 and the middle wall 200, and ground it. Install the wires connected to the box-type transformer, and finally backfill the foundation soil.

Claims

1. An assembled box-type transformer installation foundation, characterized in that: It comprises a corner wall (100), a middle wall (200) and a bottom block, wherein four corner walls (100) are installed, and the four corner walls (100) are respectively used to be placed at the four corners of the foundation of the box-type transformer, a middle wall (200) is installed between adjacent corner walls (100), and a bottom block is installed at the bottom of the area enclosed by the corner wall (100) and the middle wall (200).

2. The assembled box-type transformer installation foundation (10) according to claim 1, characterized in that: The corner wall (100) comprises a first top plate (110), a first bottom plate (120) and a first wall body (130); the first wall body (130) is connected between the first top plate (110) and the first bottom plate (120); and the first connecting groove (121) and the first protrusion (122) are respectively provided on two side surfaces where the first bottom plate (120) is connected to the middle wall (200).

3. The assembled box-type transformer installation foundation (10) according to claim 2, characterized in that: A notch (140) is provided on the inner side of the corner wall (100).

4. The assembled box-type transformer installation foundation (10) according to claim 2, characterized in that: The middle wall (200) comprises a second top plate (210), a second bottom plate (220) and a second wall body (230); the second wall body (230) is connected between the second top plate (210) and the second bottom plate (220); the second bottom plate (220) is provided with second connecting grooves (221) and second protrusions (222) on both sides in the length direction; and the second bottom plate (220) is provided with a third protrusion (223) on one side of the bottom block.

5. The assembled box-type transformer installation foundation (10) according to claim 4, characterized in that: The bottom block comprises a side bottom plate (300) and a middle bottom plate (400); one of the four side surfaces of the side bottom plate (300) is provided with a fourth protrusion (301), and the other three side surfaces are respectively provided with third connection grooves (302); the four side surfaces of the middle bottom plate (400) are respectively provided with fourth connection grooves (401).

6. An assembled box-type transformer installation foundation (10) according to any one of claims 1 to 5, characterized in that: It also includes a connecting piece, which is used to connect the corner wall (100) and the middle wall (200) into a whole.

7. The assembled box-type transformer installation foundation (10) according to claim 6, characterized in that: The connecting member is a rod (500), and corresponding connecting holes (600) are respectively provided on the corner wall (100) and the middle wall (200), and the rod (500) penetrates the connecting hole (600); wherein the connecting hole (600) on the corner wall (100) comprises a first connecting hole (601) and a second connecting hole (602), and the connecting hole (600) on the middle wall (200) comprises a third connecting hole (603), and the first connecting hole (601) and the second connecting hole (602) respectively correspond to the third connecting hole (603) on the middle wall (200) located on both sides of the corner wall (100).

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