Intensive closed bus duct easy to maintain

Abstract

The utility model relates to the technical field of bus distribution, in particular to an easy-to-overhaul intensive closed bus duct, which comprises a bus duct body, first connecting columns are symmetrically arranged on the left and right sides of one end of the bus duct body, and second connecting columns are symmetrically arranged on the left and right sides of the other end of the bus duct body. A fastener is detachably arranged between the second connecting column and the first connecting column, a maintenance groove is formed in the top end face of the bus duct body, a maintenance plate is detachably arranged in the maintenance groove, and connecting blocks in one-to-one correspondence with the guide blocks are arranged on the outer side wall of the bus duct body; the top end face of the connecting block is provided with a guide groove matched with the guide block, and the bottom end face of the connecting block is provided with a second fastening hole communicated with the first fastening hole in a penetrating manner. And meanwhile, a plurality of bus duct bodies can be quickly assembled according to different mounting distances, so that the applicability is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of busbar power distribution, in particular to a dense closed busbar duct which is easy to maintain. Background Art

[0002] Closed bus duct is widely used in the field of power transmission and distribution, especially the bus between the output end of the transformer and the input end of the high-voltage incoming line cabinet. Generally, closed bus duct is used as the channel of the bus. The closed bus duct is large in size and is generally installed in place after air welding or bottom assembly, which makes the installation difficult and the installation efficiency low. Since most of the closed bus ducts are installed in the air, it is not convenient for maintenance. Utility Model Content

[0003] The purpose of the utility model is to provide an easily repairable intensive closed bus duct in view of the defects of the prior art, so as to solve the problem that the existing closed bus ducts are generally installed in place as a whole after air welding or bottom assembly, which makes the installation difficult and the installation efficiency low. Since most of the closed bus ducts are installed at high altitudes, the closed bus ducts are not easy to repair.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A dense closed bus duct that is easy to maintain comprises a bus duct body, wherein first connecting columns are symmetrically arranged on the left and right sides of one end of the bus duct body, a first guiding groove is opened on the bottom end surface of the first connecting column, and a plurality of evenly distributed docking columns are arranged on the outer end surface of the first connecting column, and a fastening groove is opened through the docking column, and second connecting columns are symmetrically arranged on the left and right sides of the other end of the bus duct body, a docking groove capable of being plugged into the docking columns on the adjacent bus duct bodies is opened on the outer end surface of the second connecting column, a second guiding groove connected to the docking groove is opened on the bottom end surface of the second connecting column, a fastener is detachably arranged between the second connecting column and the first connecting column, an inspection groove is opened on the top end surface of the bus duct body, an inspection plate is detachably arranged in the inspection groove, a baffle is arranged on one side of the inspection plate, a plurality of evenly distributed guide blocks are arranged on the bottom end surface of the baffle, a first fastening hole capable of being plugged into the fastening bolts is opened on the bottom end surface of the guide block, and a plurality of equally distributed reinforcing columns are arranged on the other side of the inspection plate.

[0006] As a preferred technical solution of the utility model, the fastener includes a mounting plate, and the top end surface of the mounting plate is respectively provided with a first guide column and a second guide column that can be inserted into the first guide groove and the second guide groove, and the top end surface of the second guide column and the first guide column are both provided with a first connecting hole for connecting bolts to be inserted.

[0007] As a preferred technical solution of the utility model, a second connecting hole communicating with the first connecting hole is formed through the top end surfaces of the first connecting column and the second connecting column.

[0008] As a preferred technical solution of the utility model, reinforcement grooves corresponding to the reinforcement columns are opened on the inner side wall of the inspection groove.

[0009] As a preferred technical solution of the utility model, a connecting block corresponding to the guide block is provided on the outer wall of the bus duct body, a guide groove matching the guide block is opened on the top end face of the connecting block, and a second fastening hole connected to the first fastening hole is opened on the bottom end face of the connecting block.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. When the closed bus duct needs to be repaired, the fastening bolts are disassembled from the first fastening holes and the second fastening holes, so that the inspection plate is removed from the bus duct body, and the staff performs inspection through the inspection slot. When the inspection is completed, the reinforcing column on the inspection plate is inserted into the reinforcing slot. When the reinforcing column is inserted to the bottom of the reinforcing slot, the guide block on the inspection plate is inserted into the guide slot on the connecting block. At this time, the first fastening hole on the guide block is connected to the second fastening hole on the connecting block. The fastening bolts are inserted into the first fastening hole and the second fastening hole for fixing, and the installation of the inspection plate is completed. The utility model improves the convenience of the staff for the later maintenance and inspection of the bus duct body.

[0012] 2. When the total length of the bus duct body does not meet the on-site installation distance, the two adjacent bus duct bodies are assembled on the ground. The staff first aligns the docking column at one end of the bus duct body with the docking groove on the other bus duct body for plugging. When the docking column is plugged into the docking groove, the fastening groove on the docking column is connected with the second guide groove on the second connecting column, so that the two adjacent bus duct bodies are initially fixedly connected. Then the fasteners are plugged and installed between the two adjacent bus duct bodies, and the first guide column and the second guide column on the fastener are aligned with the first guide groove on the first connecting column and the second guide groove on the second connecting column for plugging. When the fasteners are plugged into place, the second connecting holes on the first connecting column and the second connecting column are connected with the first connecting holes on the first connecting column and the second connecting column. The connecting bolts are plugged into the first connecting hole and the second connecting hole, so that the two adjacent bus duct bodies are tightly connected. The utility model can quickly assemble multiple bus duct bodies according to different installation distances, greatly improving the applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the bus duct body of the utility model;

[0015] Figure 3 This is a schematic structural diagram of the first connecting column of the utility model;

[0016] Figure 4 This is a schematic structural diagram of the second connecting column of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the fastener of the utility model;

[0018] Figure 6 It is a structural schematic diagram of the repair plate of the utility model;

[0019] In the figure: 1. bus duct body; 101. maintenance groove; 102. reinforcement groove; 103. connection block; 104. guide groove; 105. second fastening hole; 2. first connection column; 201. first connection hole; 202. docking column; 203. fastening groove; 204. first guide groove; 3. second connection column; 301. second guide groove; 302. docking groove; 4. connecting bolt; 5. fastening bolt; 6. fastener; 601. mounting plate; 602. first guide column; 603. second guide column; 604. second connection hole; 7. maintenance plate; 701. baffle; 702. reinforcement column; 703. guide block. DETAILED DESCRIPTION

[0020] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0021] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] Example

[0023] Combination Figure 1-6As shown, a compact closed bus duct that is easy to maintain includes a bus duct body 1, wherein the first connecting columns 2 are symmetrically arranged on the left and right sides of one end of the bus duct body 1, and the second connecting columns 3 are symmetrically arranged on the left and right sides of the other end of the bus duct body 1. The second connecting columns 3 are matched with the first connecting columns 2, thereby improving the connection strength and stability between two adjacent bus duct bodies 1. A fastener 6 is detachably arranged between the second connecting column 3 and the first connecting column 2. An inspection slot 101 is opened on the top end surface of the bus duct body 1. Through the inspection slot 101 The arrangement improves the convenience of maintenance for the staff. A removable inspection plate 7 is provided in the inspection groove 101. A connecting block 103 corresponding to the guide block 703 is provided on the outer wall of the bus duct body 1. A guide groove 104 matching the guide block 703 is provided on the top end face of the connecting block 103. Through the arrangement of the guide groove 104 and the guide block 703, the connection strength between one side of the inspection plate 7 and the bus duct body 1 is improved. A second fastening hole 105 connected to the first fastening hole is provided on the bottom end face of the connecting block 103.

[0024] Among them, a reinforcement groove 102 corresponding to the reinforcement column 702 is opened on the inner wall of the inspection groove 101. The reinforcement groove 102 and the reinforcement column 702 are matched to each other, thereby improving the connection strength between the other side of the inspection plate 7 and the bus duct body 1.

[0025] like Figure 3 The first connecting column 2 shown in the figure has a first guiding groove 204 on the bottom end face thereof, and a plurality of evenly distributed docking columns 202 are provided on the outer end face thereof. The docking columns 202 and the first connecting column 2 are connected by welding, thereby improving the connection strength and service life of the two, and a fastening groove 203 is provided through the docking column 202.

[0026] like Figure 4 The second connecting column 3 shown in the figure has a docking groove 302 on its outer end face for plugging into the docking column 202 on the adjacent bus duct body 1 , and a second guide groove 301 connected to the docking groove 302 is formed on its bottom end face.

[0027] The top end surfaces of the first connecting column 2 and the second connecting column 3 are both penetrated with a second connecting hole 604 connected to the first connecting hole 201 , and the second connecting hole 604 and the first connecting hole 201 are internal threaded holes of the same size.

[0028] like Figure 5The fastener 6 shown in the figure comprises a mounting plate 601 in a long rectangular structure, and the first guiding column 602 and the second guiding column 603 which can be plugged into the first guiding groove 204 and the second guiding groove 301 are respectively provided on both sides of the top end surface of the mounting plate 601, and the first connecting hole 201 which can be plugged into the connecting bolt 4 is provided on the top end surface of the second guiding column 603 and the first guiding column 602, and the stability of the connection between the two adjacent bus duct bodies 1 is improved by the provision of the fastener 6.

[0029] like Figure 6 The inspection plate 7 shown in the figure has a baffle 701 on one side of the inspection plate 7, and a plurality of evenly distributed guide blocks 703 in a trapezoidal structure are provided on the bottom end face of the baffle 701, and a first fastening hole for inserting a fastening bolt 5 is opened on the bottom end face of the guide block 703, and a plurality of evenly distributed reinforcing columns 702 integrally formed therewith are provided on the other side of the inspection plate 7, and the inspection plate 7, the baffle 701 and the guide block 703 are an integrally formed structure, thereby improving the overall strength and service life of the inspection plate 7.

[0030] The working principle of the utility model is:

[0031] When the closed bus duct needs to be repaired, the fastening bolts 5 are disassembled from the first fastening holes and the second fastening holes 105, so that the inspection plate 7 is removed from the bus duct body 1, and the staff performs inspection through the inspection slot 101. When the inspection is completed, the reinforcing column 702 on the inspection plate 7 is inserted into the reinforcing slot 102. When the reinforcing column 702 is inserted to the bottom of the reinforcing slot 102, the guide block 703 on the inspection plate 7 is inserted into the guide slot 104 on the connecting block 103. At this time, the first fastening hole on the guide block 703 is connected to the second fastening hole 105 on the connecting block 103, and the fastening bolts 5 are inserted into the first fastening hole and the second fastening hole 105 for fixing, completing the installation of the inspection plate 7. The utility model improves the convenience of the staff for the later maintenance and repair of the bus duct body 1.

[0032] When the total length of the bus duct body 1 does not meet the on-site installation distance, the two adjacent bus duct bodies 1 are assembled on the ground. The staff first aligns the docking column 202 at one end of the bus duct body 1 with the docking groove 302 on the other bus duct body 1 for insertion. When the docking column 202 is inserted into the docking groove 302, the fastening groove 203 on the docking column 202 is connected to the second guide groove 301 on the second connecting column 3, so that the two adjacent bus duct bodies 1 are initially fixedly connected. Then, the fastener 6 is inserted between the two adjacent bus duct bodies 1. Plug-in installation, align the first guide column 602 and the second guide column 603 on the fastener 6 with the first guide groove 204 on the first connecting column 2 and the second guide groove 301 on the second connecting column 3 for plugging, when the fastener 6 is plugged in place, the second connection hole 604 on the first connecting column 2 and the second connecting column 3 is connected with the first connection hole 201 on the first guiding column 602 and the second guiding column 603, plug the connecting bolt 4 into the first connection hole 201 and the second connection hole 604, so that the two adjacent bus duct bodies 1 are tightly connected. The utility model can quickly assemble multiple bus duct bodies 1 according to different installation distances, greatly improving applicability.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" 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 an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A compact closed bus duct that is easy to maintain, comprising a bus duct body (1), characterized in that: The bus duct body (1) has first connecting columns (2) symmetrically arranged on the left and right sides of one end, a first guiding groove (204) is provided on the bottom end surface of the first connecting column (2), a plurality of evenly distributed docking columns (202) are provided on the outer end surface of the first connecting column (2), a fastening groove (203) is provided through the docking column (202), and second connecting columns (3) are symmetrically arranged on the left and right sides of the other end of the bus duct body (1), a docking groove (302) capable of being plugged into the docking column (202) on the adjacent bus duct body (1) is provided on the outer end surface of the second connecting column (3), and a docking groove (302) is provided on the bottom end surface of the second connecting column (3) to be connected to the docking groove ( 302), a second guide groove (301) connected to the bus duct body (1), a fastener (6) is detachably provided between the second connecting column (3) and the first connecting column (2), an inspection groove (101) is provided on the top end surface of the bus duct body (1), an inspection plate (7) is detachably provided in the inspection groove (101), a baffle (701) is provided on one side of the inspection plate (7), a plurality of evenly distributed guide blocks (703) are provided on the bottom end surface of the baffle (701), a first fastening hole capable of being plugged in with a fastening bolt (5) is provided on the bottom end surface of the guide block (703), and a plurality of equally distributed reinforcing columns (702) are provided on the other side of the inspection plate (7).

2. The easily repairable intensive closed bus duct according to claim 1, characterized in that: The fastener (6) comprises a mounting plate (601), and a first guide column (602) and a second guide column (603) capable of being inserted into a first guide groove (204) and a second guide groove (301) are respectively provided on both sides of the top end surface of the mounting plate (601), and a first connecting hole (201) capable of being inserted into a connecting bolt (4) is provided on the top end surfaces of the second guide column (603) and the first guide column (602).

3. The easily repairable intensive closed bus duct according to claim 2, characterized in that: A second connection hole (604) communicating with the first connection hole (201) is formed through the top end surfaces of the first connection column (2) and the second connection column (3).

4. The easily repairable intensive closed bus duct according to claim 1 is characterized in that: The inner side wall of the inspection groove (101) is provided with reinforcement grooves (102) corresponding to the reinforcement columns (702) one by one.

5. The easily repairable intensive closed bus duct according to claim 1, characterized in that: The outer wall of the bus duct body (1) is provided with a connecting block (103) corresponding to the guide block (703) one by one, the top end surface of the connecting block (103) is provided with a guide groove (104) matching with the guide block (703), and the bottom end surface of the connecting block (103) is provided with a second fastening hole (105) connected with the first fastening hole.

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