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CN-224232434-U - Protective device for combined transformer

CN224232434UCN 224232434 UCN224232434 UCN 224232434UCN-224232434-U

Abstract

The utility model discloses a protection device for a combined transformer, belongs to the technical field of combined transformers, and aims to solve the problems that in the prior art, the protection device is not installed outside the combined current transformer and is protected only by a shell, however, due to the fact that the arrangement of internal components of the transformer is very compact, when the shell is damaged due to impact, an internal winding is easy to damage and cannot be repaired. Including the base plate, the installation mechanism is installed at the four sides portion of base plate, and the top mid-mounting of base plate has the combination transformer body, the insulated column is installed to the top both sides of combination transformer body, protection machanism is installed to the top both sides of base plate, protection machanism includes smooth dress subassembly and two protective housing of wherein part, and the outside respectively of two protective housing is equipped with slant ventilation frame, smooth dress subassembly is installed in the top both sides of base plate, two the locking position subassembly is installed to protective housing's both sides.

Inventors

  • DENG ZHEN
  • DENG CHUNTAO
  • AN TIAN

Assignees

  • 雄县龙宁电器配件有限公司

Dates

Publication Date
20260512
Application Date
20250409

Claims (8)

  1. 1. The utility model provides a protector for combination transformer, includes base plate (1), its characterized in that, installation mechanism (2) are installed at the four sides portion of base plate (1), and the top mid-mounting of base plate (1) has combination transformer body (3), insulating column (4) are installed to the top both sides of combination transformer body (3), protection machanism (5) are installed to the top both sides of base plate (1), protection machanism (5) are including smooth installation component (51) and wherein two protective housing (512), and the outside of each of two protective housing (512) is equipped with slant ventilation frame (6), smooth installation component (51) are installed in the top both sides of base plate (1), and two locking position subassembly (52) are installed to the both sides of protective housing (512).
  2. 2. The protective device for the combined transformer according to claim 1, wherein the sliding assembly (51) comprises two groups of guide grooves (511), the two groups of guide grooves (511) are respectively arranged on two sides above the base plate (1), protective shells (512) are arranged in the middle and above the two groups of guide grooves (511), limit guide rails (513) are fixedly arranged on two sides above the base plate (1), guide grooves (514) are formed in front sections of two sides of the bottom ends of the two protective shells (512), reserved holes (515) are formed in opposite surfaces of two upper sides of the two protective shells (512), and sealing gaskets (516) are arranged on opposite surfaces of the two protective shells (512).
  3. 3. The protective device for the combined transformer according to claim 2, wherein the guide groove (514) formed at the bottom end of the protective shell (512) is movably connected with the limit guide rail (513) in a guiding manner.
  4. 4. A protective device for a combined transformer according to claim 2, characterized in that the protective housings (512) are provided with a pair, and that the dimensions of the pair of protective housings (512) in the spliced state with respect to the preformed hole (515) are matched with the dimensions of the insulating column (4) at the opposite positions.
  5. 5. The protective device for the combined transformer according to claim 1, wherein the locking assembly (52) comprises a fixed block (521), the fixed block (521) is respectively arranged at two sides of the inner ends of the two protective shells (512), a second screw groove (522) is formed in the middle of the two pairs of fixed blocks (521), and a second locking bolt (523) is formed in the middle of the second screw groove (522).
  6. 6. The protective device for the combined transformer according to claim 1, wherein the mounting mechanism (2) comprises side fixing blocks (21), the side fixing blocks (21) are respectively arranged at the peripheral edge parts of the base plate (1), first screw mounting grooves (22) are formed in the middle parts of the four side fixing blocks (21), and first locking bolt rods (23) are arranged in the middle parts of the first screw mounting grooves (22) in a screw mode.
  7. 7. The protective device for a combined transformer according to claim 6, characterized in that the first locking bolt (23) is in threaded connection with the first screw groove (22).
  8. 8. The protective device for the combined transformer according to claim 1, wherein the oblique ventilation frames (6) are equidistantly arranged along the outer end surfaces of the two protective shells (512).

Description

Protective device for combined transformer Technical Field The utility model belongs to the technical field of combined transformers, and particularly relates to a protective device for a combined transformer. Background The current transformer is an instrument for converting primary side large current into secondary side small current according to an electromagnetic induction principle to measure, and consists of a closed iron core and a winding. The combined current transformer in the current market is not provided with a protection device outside, and is protected only by virtue of a shell, however, as the internal components of the transformer are very compact, when the shell is damaged due to impact, the internal winding is easy to damage and cannot be repaired. Disclosure of utility model (1) Technical problem to be solved Aiming at the defects of the prior art, the utility model aims to provide a protection device for a combined transformer, which aims to solve the problems that the outside of the combined current transformer is not provided with the protection device and is protected only by a shell, but the internal components of the transformer are very compact, and when the shell is damaged due to impact, the internal winding is easy to damage and is irreparable. (2) Technical proposal In order to solve the technical problems, the utility model provides a protection device for a combined transformer, which comprises a base plate, wherein the four sides of the base plate are provided with installation mechanisms, the middle part of the upper part of the base plate is provided with a combined transformer body, the two sides above the combined transformer body are provided with insulating columns, the two sides above the base plate are provided with protection mechanisms, each protection mechanism comprises a sliding assembly and two protection shells, the outer sides of the two protection shells are respectively provided with an oblique ventilation frame, the sliding assembly is arranged on the two sides above the base plate, and the two sides of the two protection shells are provided with locking assemblies. Further, the smooth dress subassembly includes two sets of guide slots, and two sets of guide slots divide and locate the top both sides of base plate, two sets of guide slot's middle part and top are provided with the guard casing, limit rail has been set firmly to the top both sides of base plate, two the guide slot has been seted up to the anterior segment of guard casing bottom both sides, and the preformed hole has been seted up to the opposite face of two guard casings top respectively, two the respective opposite face of guard casing is provided with sealed pad. Furthermore, the guide groove arranged at the bottom end of the protective shell is movably connected with the limit guide rail in a guiding way. Further, the protective shells are provided with a pair, and the relative reserved holes of the protective shells in the spliced state are matched with the relative positions of the insulating columns in size. Furthermore, the locking assembly comprises a fixed block, the fixed block is respectively arranged at two sides of the inner ends of the two protective shells, the middle parts of the two pairs of fixed blocks are provided with second screw mounting grooves, and the middle parts of the second screw mounting grooves are provided with second locking bolt rods in a screw manner. Still further, the installation mechanism includes limit fixed block, and limit fixed block divide to locate the limit portion all around of base plate, four the first spiral shell dress groove has been seted up at the middle part of limit fixed block, and the middle part spiral shell of first spiral shell dress groove is equipped with first locking bolt pole. Further, the first locking bolt rod is in threaded installation connection with the first threaded groove. Furthermore, the oblique ventilation frames are equidistantly arranged along the outer end surfaces of the two protective shells. (3) Advantageous effects Compared with the prior art, the utility model has the beneficial effects that: The combined transformer body is arranged in the middle of the upper part of the fixed base plate, the two protective shells are sequentially slid in from guide grooves preset on two sides of the base plate, guide grooves arranged at the bottom ends of the two protective shells stably slide along the preset limit guide rail, when the inner ends of the two protective shells are attached, the personnel can stably limit the space between the two protective shells by means of the two groups of second screw grooves and the second locking bolt rods, the two protective shells are covered by the limit guide rail and the sealing gaskets arranged on the inner sides of the two protective shells, the sealing effect of the joint between the two protective shells after being spliced and combined can be effectively improved, the t