CN217974467U - Mortise and tenon type transformer substation support foundation - Google Patents

Mortise and tenon type transformer substation support foundation Download PDF

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Publication number
CN217974467U
CN217974467U CN202221692375.5U CN202221692375U CN217974467U CN 217974467 U CN217974467 U CN 217974467U CN 202221692375 U CN202221692375 U CN 202221692375U CN 217974467 U CN217974467 U CN 217974467U
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support
transformer substation
core
groove
type transformer
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李盼义
赵贞欣
黄钰杰
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PowerChina Hebei Electric Power Engineering Co Ltd
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PowerChina Hebei Electric Power Engineering Co Ltd
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Abstract

The utility model discloses a mortise type transformer substation support basis belongs to the transformer substation technical field, including transformer substation support base, transformer substation support base top both sides all are provided with the connecting rod, and transformer substation support base top intermediate position is provided with the core support post, and side support groove has been seted up to the outside of core support post intermediate portion, and side support groove both sides all overlap and are equipped with braced frame, are provided with the support side lever between the connecting rod of braced frame and homonymy; the top end of the core supporting upright post is provided with a power distribution mounting plate, and the top end of the power distribution mounting plate is provided with a power distribution supporting column. The utility model discloses simple structure, no bolt cooperation, the dismouting of being convenient for and stability are high, adopt the assembled structure, are the effective way of realizing low carbon building and green construction theory.

Description

Mortise-tenon type transformer substation support foundation
Technical Field
The utility model relates to a transformer substation technical field specifically is an use mortise type transformer substation support foundation structure.
Background
The urban power distribution network is an important infrastructure of a city, is an important component of the power distribution network, has irreplaceable effect on promoting the rapid development of the urban economic society, and power supply enterprises can fully develop high-quality service activities from the perspective of practicing social responsibility, wherein the high-quality service activities comprise the contents of accelerating the installation and power connection speed of users, shortening the electricity transaction period of the users, improving the reliability of urban power supply and the like.
At present, the foundation of a distribution box type substation is usually manufactured by digging a pit on site and installing a template for pouring, but due to the complex site construction environment, construction projects such as gas, water supply, heating and communication are crossed for construction, great inconvenience is brought to the work of site feeding, pit opening, stirring, pouring, health maintenance and the like, and the poured foundation is often damaged by collision of engineering machinery of other construction parties, so that repeated construction is caused, and even disputes occur among the construction parties. Nowadays, the excavation and assembly type construction on site is a new trend of electric power engineering construction, and is an effective way for realizing the concepts of low-carbon construction and green construction.
Patent CN209620085U discloses an assembled prestress mortise and tenon foundation of a transformer substation outdoor structure support, which comprises an assembled foundation and an upper structure; the assembly type foundation comprises a middle module, a plurality of cross-shaped modules and an I-shaped module, wherein the side wall of the middle module is provided with a groove, and the connecting end of each cross-shaped module is embedded into the groove of the middle module; the method is suitable for mountain or plain support foundations and temporary construction foundations, and can be widely applied to design and installation of the outdoor support assembly type prestress mortise and tenon foundations of the transformer substation. But the connected mode between each structure is comparatively simple in this tenon fourth of twelve earthly branches basis, is difficult to guarantee stable joint strength, does not increase functions such as spacing fixed and plays the stable effect of reinforcement. The prestressed anchor cable needs to be used for anchoring, the prestressed anchor cable is complex in process, and has high requirements on the expertise and the rich practical experience of construction personnel during assembly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a mortise type transformer substation support basis is provided. The split type assembling structure is adopted to reduce the influence of the complex environment of the construction site on the engineering quality, and the split type assembling structure has the advantages of simple structure, no bolt fit, convenience in disassembly and assembly, high stability and strong safety performance.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the utility model provides a mortise type transformer substation support basis, including transformer substation's support base, the relative both sides in transformer substation's support base top are provided with the connecting rod respectively, transformer substation's support base intermediate position is provided with the core support post, core support post intermediate portion lateral part division is opened and is equipped with the side and supports the groove, the side supports the outside encirclement of groove and is provided with assorted braced frame, be provided with the support side lever between the connecting rod of braced frame and both sides respectively, core support post top is provided with the distribution mounting panel, distribution mounting panel top is provided with the distribution support column.
The utility model discloses technical scheme's further improvement lies in: the side supporting frame is of a v-21274.
The utility model discloses technical scheme's further improvement lies in: a mounting groove has been seted up at core support post top, distribution mounting panel bottom be provided with top mounting groove matched with top erection column, top mounting groove and top erection column are cruciform structure, and the distribution support post bottom circumference outside is provided with the strengthening rib that a plurality of equidistance were arranged.
The utility model discloses technical scheme's further improvement lies in: the transformer substation support base is of a square-shaped structure and comprises four bottom supporting plates which are sequentially connected, the bottom supporting plates are of L-shaped structures, inner supporting frames are arranged on the inner sides of the bottom supporting plates, butt-joint columns are arranged on one sides of the bottom supporting plates, and butt-joint grooves matched with the butt-joint columns are formed in the other sides of the bottom supporting plates.
The utility model discloses technical scheme's further improvement lies in: the core support column is a regular quadrangular prism, the side length of the square cross section of the core support column is the same as that of the square inside the transformer substation support base formed by splicing the four L-shaped bottom support plates, and the bottom end of the core support column is provided with an inner connecting column matched with the inner support frame.
The utility model discloses technical scheme's further improvement lies in: bottom support plate top corner has been seted up and has been held the circular slot, holds the circular slot bottom and has been seted up the cross fixed slot, holds two lateral surfaces at bottom support plate formation turning and sets up the same size's spacing spout of shape of falling T respectively on the circular slot corresponds the position, spacing spout with hold the circular slot and get through the connection.
The utility model discloses technical scheme's further improvement lies in: the connecting rod is of a structure like the Chinese character' 20866, the bottoms of the two sides of the connecting rod are respectively provided with a limiting sliding plate matched with the limiting sliding groove, one side of the limiting sliding plate, which is close to the core supporting upright post, is of an arc-shaped structure and is provided with a cross-shaped fixing hole, and the radius of the arc-shaped structure on one side of the limiting sliding plate is the same as that of the accommodating circular groove.
The utility model discloses technical scheme's further improvement lies in: the top of the movable limiting column is arranged in the circular groove and is of a cross structure, and the bottom of the movable limiting column penetrates through the fixing hole and the fixing groove.
Due to the adoption of the technical scheme, the utility model discloses the technological progress who gains is:
the utility model provides a mortise type transformer substation support basis through setting up mortise type mosaic structure, adopts zero bolt, zero welding dismouting mode, can reduce the flow step that transformer substation support basis was built by a wide margin, gives up using this kind of more complicated technology of prestressed anchorage cable to improve the efficiency of construction greatly, constructor technical threshold reduces, and can guarantee transformer substation support's support intensity and stability, and then improve the security of transformer substation's construction. By arranging the square-shaped butt-joint assembled transformer substation support base, the space occupation of the structure is reduced while the supporting area is ensured, the transferring efficiency can be improved by the split structure, and the difficulty in transportation and installation is reduced; simultaneously with closely cooperating of core support post and connecting rod isotructure, realize top bearing structure's stable support, and then maintain the safety and stability of support basis. The structure of the butt-joint type supporting frame, the movable limiting column and the like is arranged, so that the limiting fixation of the upper position and the lower position of the core supporting column can be realized, the omnibearing stress stability of the core supporting column is effectively improved through the supporting side rod, and the side turning and the toppling are avoided; simultaneously, through the top power distribution mounting plate and other structures, the stability of the power distribution support column is greatly improved, and the stability of a support foundation support action point is finally guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic structural diagram of the front side of a mortise type transformer substation support foundation;
fig. 2 is a bottom view of a mortise type transformer substation support foundation;
FIG. 3 is an explosion schematic diagram of a mortise type transformer substation support foundation;
figure 4 is a schematic diagram of a power distribution support post mechanism;
FIG. 5 is a schematic view of a bottom support plate construction;
FIG. 6 is a schematic view of a support frame and connecting rod structure;
wherein, 1, transformer substation's support base, 101, the bottom support board, 102, inner supporting frame, 103, the butt joint post, 104, the butt joint groove, 2, the connecting rod, 3, the core support post, 4, the side supports the groove, 5, braced frame, 6, support side lever, 7, the distribution mounting panel, 8, the distribution support column, 9, the inscription post, 10, hold the circular slot, 11, the fixed slot, 12, spacing spout, 13, spacing slide, 14, the fixed orifices, 15, remove spacing post, 16, the joint piece, 17, the joint groove, 18, the top mounting groove, 19, the top mounting column, 20, the strengthening rib.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example one
As shown in fig. 1-6, a mortise and tenon type transformer substation support foundation comprises a transformer substation support base 1, wherein connecting rods 2 are arranged on two sides of the top of the transformer substation support base 1, a core supporting upright post 3 is arranged in the middle of the top of the transformer substation support base 1, a side supporting groove 4 is formed in the outer side of the middle part of the core supporting upright post 3, supporting frames 5 are sleeved on two sides of the side supporting groove 4, and a supporting side rod 6 is arranged between each supporting frame 5 and the connecting rod 2 on the same side; the top end of the core supporting upright post 3 is provided with a power distribution mounting plate 7, and the top end of the power distribution mounting plate 7 is provided with a power distribution supporting column 8. Through setting up mortise type mosaic structure, adopt zero bolt, zero welding dismouting mode, can reduce the flow step that transformer substation's support basis was built by a wide margin to improve the efficiency of construction greatly, and can guarantee transformer substation's support intensity and stability, and then improve the security of transformer substation's construction. By arranging the inverted-letter-shaped butt-joint assembled transformer substation support base 1, the space occupation of the structure is reduced while the supporting area is ensured, the transferring efficiency can be improved by the split structure, and the difficulty in transportation and installation is reduced; simultaneously with closely cooperating of core support column 3 and connecting rod 2 isotructure, realize top bearing structure's stable support, and then maintain the safety and stability of support basis. The structure of the butt-joint type supporting frame 5, the movable limiting column 15 and the like is adopted, so that the limiting fixation of the upper position and the lower position of the core supporting upright post 3 can be realized, the omnibearing stress stability of the core supporting upright post 3 is effectively improved through the supporting side rod 6, and the side turning and the toppling are avoided; simultaneously through top distribution mounting panel 7 isotructures, improve distribution support column 8's stability by a wide margin, finally guarantee the stability of support basis support action point.
Example two
The transformer substation support base 1 is of a Chinese character 'hui' structure and comprises four bottom support plates 101 which are sequentially connected, the bottom support plates 101 are of an L-shaped structure, inner support frames 102 are arranged on the inner sides of the bottom support plates 101, butting columns 103 are arranged on one sides of the bottom support plates 101, butting grooves 104 matched with the butting columns 103 are formed in the other sides of the bottom support plates 101, the cross sections of core support columns 3 are of a square structure, the width of each core support column is the same as the width between the inner sides of the four bottom support plates 101, inner support columns 9 matched with the inner support frames 102 are arranged at the bottom ends of the core support columns 3, and therefore the transformer substation support base 1 of a split type assembly structure is achieved, the transportation difficulty is reduced, and the support stability of the bottom structure is guaranteed; and meanwhile, the core supporting upright post 3 can be clamped in, so that the core supporting upright post and the core supporting upright post form a tight connection relation, and the stability of the core supporting upright post and the core supporting upright post is improved. A containing circular groove 10 is formed in the corner of the top of the bottom supporting plate 101, a fixing groove 11 is formed in the bottom of the containing circular groove 10, limiting sliding grooves 12 are formed in two sides, far away from the butt joint groove 104 and the butt joint column 103, of the containing circular groove 10, the limiting sliding grooves 12 are of inverted T-shaped structures, the connecting rod 2 is of a 20866font structure, the bottoms of the two sides of the connecting rod 2 are provided with limiting sliding plates 13 matched with the limiting sliding grooves 12, one side, close to the core supporting column 3, of each limiting sliding plate 13 is of a circular arc-shaped structure, fixing holes 14 are formed in the side, close to the core supporting column 3, of each limiting sliding plate, the radius of the circular arc-shaped structure on one side of each limiting sliding plate 13 is the same as that of the containing circular groove 10, and therefore the connecting rod 2 can be fixed inside the limiting sliding grooves 12 through the limiting sliding plates 13 to achieve clamping, the limiting sliding plates 13 can be in close contact with the limiting sliding grooves 12, and stability of the connecting rod 2 is effectively improved. Hold that circular slot 10 is inside to be provided with and remove spacing post 15, remove spacing post 15 bottom and run through fixed orifices 14 and fixed slot 11, fixed slot 11 is the cruciform structure with fixed orifices 14, remove 15 tops of spacing post and be the cruciform structure for cylindrical structure bottom to can carry out spacing lock to connecting rod 2 and die, make connecting rod 2 of both sides keep fixed, support frame 5 at top is fixed to inside the side support groove 4, carries out the outrigger to core support post 3.
EXAMPLE III
The supporting frame 5 is of a V-shaped structure, a clamping block 16 is arranged on one side of the supporting frame 5, and a clamping groove 17 matched with the clamping block 16 is formed in the other side of the supporting frame 5, so that the two supporting frames 5 are tightly connected, the connection strength between the two supporting frames is improved, and the positioning accuracy is improved. The top of the core supporting upright post 3 is provided with a top mounting groove 18, the bottom of the power distribution mounting plate 7 is provided with a top mounting column 19 matched with the top mounting groove 18, and the top mounting groove 18 and the top mounting column 19 are both of a cross structure; the circumference outside in 8 bottoms of distribution support column is provided with the strengthening rib 20 that a plurality of equidistance were arranged to effectively improve distribution support column 8's stability, avoid it to appear rocking and skew.
Working principle or using method: in practical application, the parts of the support foundation are cast, corresponding open-hole slotting treatment is carried out on the parts, and finally the tenon-and-mortise type structural component is formed. When carrying out the transformer substation construction operation, need preferentially carry out laying and building of support basis for as distribution equipment's bearing structure, guarantee the safety and stability of installation and use. Firstly, placing four bottom supporting plates 101 in a working area, completing fixation through butt joint and assembly among the four bottom supporting plates to form a structure shaped like a Chinese character 'hui', and then inserting a core supporting upright post 3 in the middle of a transformer substation support base 1 to enable the core supporting upright post and the transformer substation support base to be in close contact. Afterwards, two support frames 5 are installed along the limiting sliding grooves 12 of any two bottom support plates 101, so that the limiting sliding plates 13 are completely inserted into the limiting sliding grooves 12, at the moment, the support frames 5 slide into the side support grooves 4 and are in butt joint with another support frame 5, and finally, four movable limiting columns 15 are inserted into the accommodating circular grooves 10 to complete fixation. Install distribution mounting panel 7 at 3 tops of core support post at last, finally install block terminal or distribution equipment at 8 tops of distribution support post, benefit from the strengthening rib 20 around the distribution support post 8, can further improve distribution equipment's stability, improve the security performance of transformer substation promptly.
The above-mentioned embodiments are merely described for the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims (8)

1. The utility model provides a mortise type transformer substation support basis which characterized in that: including transformer substation's support base (1), the relative both sides in transformer substation's support base (1) top are provided with connecting rod (2) respectively, transformer substation's support base (1) intermediate position is provided with core support post (3), side support groove (4) have been seted up in the core support post (3) mid portion outside, side support groove (4) outside surrounds and is provided with assorted braced frame (5), be provided with between connecting rod (2) of braced frame (5) and both sides respectively and support side lever (6), core support post (3) top is provided with distribution mounting panel (7), distribution mounting panel (7) top is provided with distribution support column (8).
2. The mortise type transformer substation support foundation of claim 1, characterized in that: the supporting frame (5) on the side edge is of a V-shaped structure 21274, a clamping block (16) is arranged on one side, and a clamping groove (17) matched with the clamping block (16) is arranged on the other side of the supporting frame (5).
3. The mortise type transformer substation support foundation of claim 1, characterized in that: a mounting groove (18) has been seted up at core support post (3) top, distribution mounting panel (7) bottom be provided with top mounting groove (18) matched with top erection column (19), top mounting groove (18) are the cruciform structure with top erection column (19), and distribution support post (8) bottom circumference outside is provided with strengthening rib (20) that a plurality of equidistance were arranged.
4. The mortise type transformer substation support foundation of claim 1, characterized in that: the transformer substation support base (1) is of a structure shaped like a Chinese character 'hui' and comprises four bottom support plates (101) which are sequentially connected, the bottom support plates (101) are of an L-shaped structure, inner support frames (102) are arranged on the inner sides of the bottom support plates (101), butt-joint columns (103) are arranged on one sides of the bottom support plates (101), and butt-joint grooves (104) matched with the butt-joint columns (103) are formed in the other sides of the bottom support plates (101).
5. The mortise type transformer substation support foundation of claim 4, characterized in that: the transformer substation support base is characterized in that the core supporting columns (3) are regular quadrangular prisms, the side length of the square cross section of each core supporting column (3) is identical to the side length of a square inside the transformer substation support base (1) formed by splicing four L-shaped bottom supporting plates (101), and the bottom ends of the core supporting columns (3) are provided with inner connecting columns (9) matched with the inner supporting frames (102).
6. The mortise type transformer substation support foundation of claim 4, characterized in that: bottom support board (101) top corner has been seted up and has been held circular slot (10), holds circular slot (10) bottom and has been seted up cross fixed slot (11), and two lateral surfaces that form the turning at bottom support board (101) hold circular slot (10) and correspond and set up the same size's spacing spout of falling T shape (12) respectively on the position, spacing spout (12) with hold circular slot (10) and open the connection.
7. The mortise type transformer substation support foundation of claim 6, characterized in that: the connecting rod (2) is of a structure like a Chinese character' 20866, the bottoms of the two sides of the connecting rod are respectively provided with a limiting sliding plate (13) matched with the limiting sliding groove (12), one side of each limiting sliding plate (13) close to the core supporting upright post (3) is of a circular arc structure and is provided with a cross-shaped fixing hole (14), and the radius of the circular arc structure on one side of each limiting sliding plate (13) is the same as that of the accommodating circular groove (10).
8. The mortise type transformer substation support foundation of claim 7, characterized in that: the top of the accommodating circular groove (10) is provided with a movable limiting column (15) with a cylindrical structure and a cross structure at the bottom, and the bottom of the movable limiting column (15) penetrates through the fixing hole (14) and the fixing groove (11).
CN202221692375.5U 2022-07-01 2022-07-01 Mortise and tenon type transformer substation support foundation Active CN217974467U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115680014A (en) * 2022-12-21 2023-02-03 中国电建集团山东电力建设第一工程有限公司 Mortise and tenon joint structure prestress assembly type foundation structure and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115680014A (en) * 2022-12-21 2023-02-03 中国电建集团山东电力建设第一工程有限公司 Mortise and tenon joint structure prestress assembly type foundation structure and construction method thereof
CN115680014B (en) * 2022-12-21 2023-03-14 中国电建集团山东电力建设第一工程有限公司 Mortise and tenon structure prestress assembly type foundation structure and construction method thereof

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