Novel ring main unit

Abstract

The utility model belongs to the technical field of ring main unit application, and particularly discloses a novel ring main unit. Comprising an outdoor high-voltage common box type ring main unit, an internal thread mounting sleeve, a mounting fixing plate, a mounting fixing plate screw hole, a transition supporting plate, an upper transition supporting plate screw groove, a lower fixing adjusting plate, a lower fixing adjusting plate screw hole, an upper fastening bolt, an upper fastening bolt nut, an adjustable screw rod, a group of middle adjusting locking nuts, a lower locking nut fixing assembly and the like. The beneficial effects of the utility model are that the whole fixing design for the ring main unit is of a split combined structure, is convenient to transport, can be pre-assembled in a factory or assembled on site, and effectively shortens the construction period; a split combined structure is adopted, so that the vertical height adaptability adjustment of the ring main unit during construction and assembly is facilitated, and the use requirements of efficient assembly and construction are met; the transverse screw groove, the transverse conductive copper bolt, the grounding lead and the grounding conductor which are used in cooperation achieve safe grounding protection, construction is also facilitated, and the safety of the distribution ring main unit is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of ring network cabinet application, and specifically relates to a new type of ring network cabinet. Background Art

[0002] Ring Main Unit is a group of electrical equipment (high voltage switchgear) installed in a metal or non-metallic insulated cabinet or assembled into a spaced ring main unit. Its core part uses load switches and fuses, which has the advantages of simple structure, small size, low price, improved power supply parameters and performance, and power supply safety. It is widely used in distribution stations and box-type substations in urban residential areas, high-rise buildings, large public buildings, factories and enterprises and other load centers.

[0003] When installing the ring main unit (outdoor high-voltage common box type ring main unit), it is necessary to have the functions of short construction period, convenient maintenance and convenient vertical adaptive adjustment. However, the current ring main unit (outdoor high-voltage common box type ring main unit) does not have these functional structural designs, which needs to be solved.

[0004] Therefore, based on the above problems, the utility model provides a new type of ring network cabinet. Utility Model Content

[0005] Purpose of the utility model: The purpose of the utility model is to provide a new type of ring main unit to solve the problems existing in the installation and use of the ring main unit (outdoor high-voltage common box type ring main unit) in the background technology.

[0006] Technical solution: The utility model discloses a new type of ring network cabinet, comprising an outdoor high-voltage common box type ring network cabinet, an electrical indicating component mounting frame, an outdoor concrete prefabricated seat and an internal thread mounting sleeve, wherein a mounting fixing plate is welded at the bottom of the outdoor high-voltage common box type ring network cabinet, mounting fixing plate screw holes are symmetrically arranged in the mounting fixing plate, a transition support plate is arranged on the bottom surface of the mounting fixing plate, an upper transition support plate screw groove is symmetrically arranged in one side of the transition support plate, a lower fixed adjustment plate is arranged on the bottom surface of the transition support plate, and lower fixed adjustment plate screw holes are symmetrically arranged in the lower fixed adjustment plate, the mounting fixing plate and the transition support plate are fixedly assembled by means of the mounting fixing plate screw holes and the upper transition support plate screw grooves using upper fastening bolts and upper fastening bolt nuts, the lower fixed adjustment plate and the outdoor concrete prefabricated seat are fixedly assembled by means of the lower fixed adjustment plate screw holes and the internal thread mounting sleeve using an adjustable screw, a group of intermediate adjusting locking nuts and a lower locking nut; wherein the mounting fixing plate and the transition support plate have the same size and are respectively smaller than the size of the lower fixed adjustment plate.

[0007] In the present technical solution, the novel ring network cabinet also includes a lower transition support plate screw groove symmetrically arranged in the other side of the transition support plate and located in the inner layer of the upper transition support plate screw groove, and an auxiliary lower fixed adjustment plate screw hole symmetrically arranged in the lower fixed adjustment plate and located in the inner layer of the lower fixed adjustment plate screw hole, and a lower fastening bolt that fixes and assembles the lower fixed adjustment plate and the transition support plate through the auxiliary lower fixed adjustment plate screw hole and the lower transition support plate screw groove.

[0008] In the technical solution of the present invention, the new ring network cabinet also includes a horizontal screw groove arranged in the outer wall of the transition support plate, a horizontal conductive copper bolt connected to the transition support plate through the horizontal screw groove, a grounding wire connected to the horizontal conductive copper bolt, and a grounding conductor arranged at one end of the grounding wire.

[0009] In the technical solution, the installation fixing plate, transition support plate and fixed adjustment plate are configured as strip plate structures or circular structures used in conjunction with each other; wherein the thickness dimension of the transition support plate is greater than the thickness dimension of the installation fixing plate.

[0010] Compared with the prior art, the beneficial effects of a new type of ring network cabinet of the utility model are: 1. The overall fixing design for the ring network cabinet is a split modular structure, which is convenient for transportation and can be pre-assembled in the factory or assembled on site, effectively shortening the construction period; 2. The split modular structure is also convenient for the vertical height adaptability adjustment of the ring network cabinet during construction and assembly, meeting the needs of efficient assembly and construction; 3. The coordinated horizontal screw grooves, horizontal conductive copper bolts, grounding wires and grounding conductors realize safe grounding protection, facilitate construction, and ensure the safety of the distribution ring network cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 This is a schematic diagram of the main structure of a new type of ring network cabinet of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure before assembly of a new type of ring network cabinet of the utility model, including installation and fixing of the installation fixing plate screw hole, transition support plate, lower fixing adjustment plate screw hole, upper fastening bolt, lower fixing adjustment plate screw hole, adjustable screw, a group of intermediate adjustment locking nuts and lower locking nuts, etc.;

[0014] Among them, the serial numbers in the figure are as follows: 100-outdoor high-voltage common box ring network cabinet, 101-electrical indication component mounting frame, 102-outdoor concrete precast seat, 103-internal thread mounting sleeve, 200-mounting fixing plate, 201-transition support plate, 202-lower fixed adjustment plate, 203-mounting fixing plate screw hole, 204-upper transition support plate screw groove, 205-upper fastening bolt, 206-upper fastening bolt nut, 207-adjustable screw, 208-middle adjustment locking nut, 209-lower locking nut, 210-lower fixed adjustment plate screw hole, 211-horizontal screw groove, 212-horizontal conductive copper bolt, 213-grounding wire, 214-grounding conductor, 215-lower transition support plate screw groove, 216-auxiliary lower fixed adjustment plate screw hole, 217-lower fastening bolt. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0016] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top end", "bottom end", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] Embodiment 1

[0018] like Figure 1 and Figure 2 The new type of ring main unit shown in the figure comprises an outdoor high voltage common box type ring main unit 100, an electrical indicating component mounting frame 101, an outdoor concrete prefabricated seat 102 and an internal thread mounting sleeve 103.

[0019] The bottom of the outdoor high-voltage common box type ring main unit 100 is welded with a mounting plate 200.

[0020] The mounting plate 200 is symmetrically provided with mounting plate screw holes 203.

[0021] A transition support plate 201 is provided on the bottom surface of the mounting plate 200.

[0022] An upper transition support plate screw groove 204 is symmetrically arranged on one side of the transition support plate 201.

[0023] The bottom surface of the transition support plate 201 is provided with a lower fixed adjustment plate 202.

[0024] The lower fixed adjustment plate 202 is symmetrically provided with lower fixed adjustment plate screw holes 210.

[0025] The fixing plate 200 and the transition support plate 201 are fixedly assembled by the fixing plate screw holes 203 and the upper transition support plate screw grooves 204 using the upper fastening bolts 205 and the upper fastening bolt nuts 206.

[0026] The lower fixed adjustment plate 202 and the outdoor concrete prefabricated seat 102 are fixedly assembled through the lower fixed adjustment plate screw hole 210 and the internal thread installation sleeve 103 by using an adjustable screw 207, a set of middle adjustment locking nuts 208, and a lower locking nut 209 (the adjustable screw 207, a set of middle adjustment locking nuts 208, and the lower locking nut 209 are respectively insulating components);

[0027] The sizes of the installation fixing plate 200 and the transition support plate 201 are the same and are respectively smaller than the sizes of the lower fixed adjustment plate 202 .

[0028] Embodiment 2

[0029] On the basis of the first embodiment, the novel ring network cabinet also includes a lower transition support plate screw groove 215 symmetrically arranged on the other side of the transition support plate 201 and located on the inner layer of the upper transition support plate screw groove 204, and an auxiliary lower fixed adjustment plate screw hole 216 symmetrically arranged in the lower fixed adjustment plate 202 and located on the inner layer of the lower fixed adjustment plate screw hole 210, and a lower fastening bolt 217 (the lower fastening bolt 217 is an insulating component) for fixing and assembling the lower fixed adjustment plate 202 and the transition support plate 201 through the auxiliary lower fixed adjustment plate screw hole 216 and the lower transition support plate screw groove 215. With this structural design, a split structure is formed between the lower fixed adjustment plate 202 and the transition support plate 201, which is convenient for assembly, disassembly and maintenance.

[0030] Embodiment 3

[0031] On the basis of Example 1 or Example 2, the new ring main unit also includes a horizontal screw groove 211 arranged in the outer wall of the transition support plate 201, a horizontal conductive copper bolt 212 connected to the transition support plate 201 through the horizontal screw groove 211, a grounding wire 213 connected to the horizontal conductive copper bolt 212, and a grounding conductor 214 arranged at one end of the grounding wire 213. The above-mentioned design structure is convenient for fixed assembly and use, shortens the construction period, and plays a good grounding protection role; in addition, a plurality of horizontal screw grooves 211, horizontal conductive copper bolts 212, grounding wires 213 and grounding conductors 214 used in combination can be provided.

[0032] In addition, the preferred installation fixing plate 200, transition support plate 201, and fixed adjustment plate 202 are configured as a strip plate structure or a circular structure used in conjunction with each other, which is suitable for different outdoor construction environment requirements; wherein, the thickness dimension of the transition support plate 201 is greater than the thickness dimension of the installation fixing plate 200, so that the transition support plate 201 can achieve stable and balanced support for the installation fixing plate 200.

[0033] The working principle or structural principle of the new ring network cabinet of this structure:

[0034] See also Figure 1 and Figure 2 :

[0035] First, the installation fixing plate 200 is welded and fixed to the bottom of the outdoor high-voltage common box type ring network cabinet 100;

[0036] Then, the upper fastening bolts 205 and the upper fastening bolt nuts 206 are used to fix the installation fixing plate 200 and the transition support plate 201 through the installation fixing plate screw holes 203 and the upper transition support plate screw grooves 204. The lower fastening bolts 217 are used to fix the lower fixed adjustment plate 202 and the transition support plate 201 through the auxiliary lower fixed adjustment plate screw holes 216 and the lower transition support plate screw grooves 215. The lower fixed adjustment plate 202 and the outdoor concrete prefabricated seat 102 are fixedly assembled by using the adjustable screw rod 207, a group of intermediate adjustment locking nuts 208, and the lower locking nuts 209 through the lower fixed adjustment plate screw holes 210 and the internal threaded installation sleeve 103;

[0037] Finally, the horizontal conductive copper bolt 212 is rotated to be fixedly assembled with the transition support plate 201 through the horizontal screw groove 211, and the grounding conductor 214 at one end of the grounding wire 213 is buried.

[0038] In addition, during the construction process, by rotating and controlling the vertical position of a group of intermediate adjustment locking nuts 208 on the adjustable screw 207, the vertical height adjustment of the outdoor high-voltage common box ring network cabinet 100 on the lower fixed adjustment plate 202, the transition support plate 201, and the installation fixed plate 200 can be synchronized, which has the function of satisfying the convenience of construction.

[0039] In addition, the lower fixed adjustment plate 202, the lower fixed adjustment plate screw hole 210 and the auxiliary lower fixed adjustment plate screw hole 216 are integrally formed insulating components.

[0040] It should be noted that, in this article, terms such as "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of more restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0041] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A novel ring main unit, comprising an outdoor high voltage common box type ring main unit (100), an electrical indication component mounting frame (101), an outdoor prefabricated concrete seat (102) and an internal thread mounting sleeve (103), characterized in that: The bottom of the outdoor high-voltage common box type ring main unit (100) is welded with a mounting fixing plate (200). The mounting plate (200) is symmetrically provided with mounting plate screw holes (203). The bottom surface of the installation fixing plate (200) is provided with a transition support plate (201). An upper transition support plate screw groove (204) is symmetrically arranged on one side of the transition support plate (201). The bottom surface of the transition support plate (201) is provided with a lower fixed adjustment plate (202). The lower fixed adjustment plate (202) is symmetrically provided with lower fixed adjustment plate screw holes (210). The installation fixing plate (200) and the transition support plate (201) are fixedly assembled by means of the installation fixing plate screw holes (203) and the upper transition support plate screw grooves (204) using upper fastening bolts (205) and upper fastening bolt nuts (206). The lower fixed adjustment plate (202) and the outdoor concrete prefabricated seat (102) are fixedly assembled through the lower fixed adjustment plate screw hole (210) and the internal thread installation sleeve (103) using an adjustable screw rod (207), a set of middle adjustment locking nuts (208), and a lower locking nut (209); The sizes of the installation fixing plate (200) and the transition support plate (201) are the same and are respectively smaller than the sizes of the lower fixing adjustment plate (202).

2. According to the new type of ring main unit according to claim 1, it is characterized by: The novel ring network cabinet also includes a lower transition support plate screw groove (215) symmetrically arranged in the other side of the transition support plate (201) and located in the inner layer of the upper transition support plate screw groove (204), an auxiliary lower fixed adjustment plate screw hole (216) symmetrically arranged in the lower fixed adjustment plate (202) and located in the inner layer of the lower fixed adjustment plate screw hole (210), and a lower fastening bolt (217) for fixing and assembling the lower fixed adjustment plate (202) and the transition support plate (201) through the auxiliary lower fixed adjustment plate screw hole (216) and the lower transition support plate screw groove (215).

3. A new type of ring main unit according to claim 1 or 2, characterized in that: The novel ring network cabinet also includes a transverse screw groove (211) arranged in the outer wall of the transition support plate (201), a transverse conductive copper bolt (212) connected to the transition support plate (201) through the transverse screw groove (211), a grounding wire (213) connected to the transverse conductive copper bolt (212), and a grounding conductor (214) arranged at one end of the grounding wire (213).

4. According to the new type of ring main unit according to claim 1, it is characterized in that: The installation fixing plate (200), the transition support plate (201), and the fixed adjustment plate (202) are configured as strip plate structures or circular structures used in conjunction with each other; The thickness of the transition support plate (201) is greater than the thickness of the installation fixing plate (200).

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