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CN-224217860-U - Bus bar with common box

CN224217860UCN 224217860 UCN224217860 UCN 224217860UCN-224217860-U

Abstract

The application provides a common box bus which comprises a box body, at least two bus conductor pieces, a first insulator, at least one second insulator, a locking cover and a connecting locking piece, wherein the box body is enclosed to form an installation cavity, the bus conductor pieces are distributed along a first direction, the first insulator is fixedly connected to the bottom surface of the installation cavity, a first installation groove is formed in the top surface of the first insulator, the second insulator is distributed on the upper portion of the first insulator along the first direction, the second installation groove and a third installation groove are respectively formed in the top surface and the bottom surface of the second insulator, the third installation groove is matched with the first installation groove to fix the bus conductor pieces, the locking cover is provided with a fourth installation groove, the fourth installation groove is matched with the second installation groove to fix the bus conductor pieces, and the connecting locking piece is used for connecting and locking the first insulator, all the bus conductor pieces, all the second insulators and the locking cover along the first direction. The application adopts the integrated laying of the multi-layer bus conductors in the common box bus, thereby meeting the connection requirements of one device and a plurality of devices and between the devices.

Inventors

  • Han Dingzhou

Assignees

  • 重庆大全泰来电气有限公司

Dates

Publication Date
20260508
Application Date
20250411

Claims (10)

  1. 1. A common-box bus bar, comprising: The box body (1), the box body (1) encloses and forms an installation cavity (11); At least two busbar conductors (4) arranged in the mounting cavity (11) along a first direction; The first insulator (2), the first insulator (2) is fixedly connected to the bottom surface of the installation cavity (11), and a first installation groove is formed in the top surface of the first insulator (2); At least one second insulator (3), wherein the second insulator (3) is arranged at the upper part of the first insulator (2), the second insulators (3) are distributed along the first direction, the top surface and the bottom surface of the second insulator (3) are respectively provided with a second mounting groove and a third mounting groove, and the third mounting grooves and the first mounting grooves are matched to fix the bus conductor (4); The locking cover (5) is arranged at the upper part of the second insulator (3), a fourth mounting groove is formed in the bottom surface of the locking cover (5), and the fourth mounting groove is matched with the second mounting groove to fix the bus conductor (4); the connecting and locking piece (6), the connecting and locking piece (6) is used for connecting and locking the first insulator (2), all the bus conductor pieces (4), all the second insulators (3) and the locking cover (5) along the first direction.
  2. 2. The common-box bus bar according to claim 1, wherein the number of the first insulators (2) is plural, and the plural first insulators (2) are distributed in an array along a second direction and a third direction and are fixedly connected to the bottom surface of the cavity; the number of the second insulators (3) is the same as that of the first insulators (2), and the second insulators (3) are arranged in one-to-one correspondence with the first insulators (2); The first direction, the second direction, and the third direction are disposed to intersect each other.
  3. 3. Common box busbar according to claim 2, characterized in that in the second direction a plurality of the first insulators (2) are equally spaced and in the third direction a plurality of the first insulators (2) are equally spaced.
  4. 4. A common box busbar according to claim 2 or 3, wherein the connecting locking member (6) comprises two connecting rods (61) and two locking nuts (62), two limit grooves are formed in the top surface of the first insulator (2), two first inserting grooves are formed in the second insulator (3) along the first direction, two second inserting grooves are formed in the locking cover (5) along the second direction, and the connecting rods (61) sequentially penetrate through the limit grooves, the first inserting grooves and the second inserting grooves and are fixed by the locking nuts (62).
  5. 5. A common box busbar according to any one of claims 1 to 3, wherein the notch of the first mounting groove is tapered in size along the first direction and toward the bottom surface of the cavity; The notch of the third mounting groove is gradually expanded in size along the first direction and the direction deviating from the bottom surface of the cavity.
  6. 6. The common box busbar according to claim 5, wherein the slot size of the fourth mounting slot is gradually enlarged in the first direction and toward the cavity bottom surface; The slot opening of the second mounting slot tapers in size in the first direction and away from the bottom surface of the cavity.
  7. 7. The common-box busbar according to claim 6, characterized in that the first and third mounting grooves each comprise a first guide wall for guiding the assembly of the busbar conductor (4) and a first positioning wall connected to the first guide wall for fixing the busbar conductor (4).
  8. 8. The common-box busbar according to claim 7, characterized in that the second and fourth mounting slots each comprise a second guide wall for guiding the assembly of the busbar conductor (4) and a second positioning wall connected to the second guide wall for fixing the busbar conductor (4).
  9. 9. The common-box busbar according to claim 4, characterized in that it further comprises an insulating cover that is sheathed outside the busbar conductor (4).
  10. 10. The common box busbar of claim 9, wherein the connecting rod (61) further comprises an insulating sleeve arranged outside the connecting rod (61) or the connecting rod (61) is an insulating rod.

Description

Bus bar with common box Technical Field The application relates to the technical field of power distribution equipment, in particular to a common-box bus. Background The common-box bus is equipment for transmitting and distributing electric energy in a power system, integrates a plurality of bus conductors in one box body, saves space, improves power distribution efficiency, and is widely applied to various power systems. At present, a bus conductor layer is generally laid on a common bus in the market, so that the common bus only supports the devices on two sides of the common bus to be connected one to one, and cannot meet the connection of one device to a plurality of devices and the interconnection of the plurality of devices to the plurality of devices. If a plurality of devices are connected, a plurality of common-box buses are required to be arranged between the connected devices, and the devices are connected through the common-box buses, so that the installation structure is complex, the occupied space is large, and the installation cost and the operation cost of the common-box buses are high. Disclosure of utility model The application provides a common box bus which can improve the connection efficiency of a plurality of devices, effectively reduce the number of common box buses, reduce the occupied space and save the installation cost and the operation cost. The application provides a common box bus, comprising: the box body is enclosed to form an installation cavity; At least two bus conductor pieces arranged in the mounting cavity along a first direction; the first insulator is fixedly connected to the bottom surface of the mounting cavity, and a first mounting groove is formed in the top surface of the first insulator; The second insulators are arranged on the upper parts of the first insulators, the second insulators are distributed along the first direction, the top surface and the bottom surface of each second insulator are respectively provided with a second mounting groove and a third mounting groove, and the third mounting grooves and the first mounting grooves are matched to fix the bus conductor; The locking cover is arranged at the upper part of the second insulator, a fourth mounting groove is formed in the bottom surface of the locking cover, and the fourth mounting groove is matched with the second mounting groove to fix the bus conductor; The connecting locking piece is used for connecting and locking the first insulator, all the bus conductor pieces, all the second insulators and the locking cover along the first direction. In some embodiments, the plurality of first insulators are distributed in an array along a second direction and a third direction and are fixedly connected to the bottom surface of the cavity, the number of the second insulators is the same as that of the first insulators, and the second insulators are arranged in a one-to-one correspondence with the first insulators; The first direction, the second direction, and the third direction are disposed to intersect each other. In some embodiments, the plurality of first insulators are equally spaced along the second direction and the plurality of first insulators are equally spaced along the second direction. In some embodiments, the connecting and locking member includes two connecting rods and two locking nuts, two limiting grooves are formed in the top surface of the first insulator, two first inserting grooves are formed in the second insulator along the first direction, two second inserting grooves are formed in the locking cover along the second direction, and the connecting rods sequentially penetrate through the limiting grooves, the first inserting grooves and the second inserting grooves and are fixed by the locking nuts. In some embodiments, the notch size of the first mounting groove tapers in the first direction and toward the bottom surface of the cavity, and the notch size of the third mounting groove tapers in the first direction and away from the bottom surface of the cavity. In some embodiments, the fourth mounting groove has a slot opening dimension that tapers in the first direction and toward the bottom surface of the cavity, and the second mounting groove has a slot opening dimension that tapers in the first direction and away from the bottom surface of the cavity. In some embodiments, the first mounting groove and the third mounting groove each include a first guide wall surface for guiding the busbar conductor assembly and a first positioning wall surface connected to the first guide wall surface for fixing the busbar conductor. In some embodiments, the second mounting groove and the fourth mounting groove each include a second guide wall for guiding the busbar conductor assembly and a second positioning wall connected to the second guide wall for fixing the busbar conductor. In some embodiments, the common box busbar further comprises an insulating cover that is sleeved outside of the busba