CN211742848U - Lightning-proof transformer for construction site - Google Patents

Abstract

The utility model discloses a transformer for building site that lightning protection was hit, comprising a base plate, fixed mounting has an insulating case in the bottom plate upper end, and the inside fixed mounting of insulating case has a transformer body, transformer body right-hand member fixed mounting has heat abstractor, insulating case upper end middle part fixed mounting has lightning arrester, the equal fixedly connected with spliced pole No. one in both ends about the lightning arrester, the equal fixedly connected with spliced pole No. two in the spliced pole outside, the inside fixed mounting of bottom plate has electrically conductive otter board, the earthing mechanism that the equal fixedly connected with of electrically conductive otter board lower extreme distributes equidistantly. The lightning protection transformer for the building site can prevent lightning from damaging a transformer body and realize the heat dissipation work of the transformer by arranging the lightning arrester and the heat dissipation device, thereby prolonging the service life of the transformer; and the transformer has good insulation property, and can avoid the occurrence of accidental electric leakage.

Description

Lightning-proof transformer for construction site

Technical Field

The utility model relates to a transformer technical field, in particular to transformer for building site of lightning protection.

Background

The transformer is a transformation device for changing alternating voltage by utilizing the principle of electromagnetic induction, can be used for terminal power supply and looped network power supply, is very convenient to convert, and ensures the reliability and flexibility of power supply. However, the existing transformer often has the following problems in the use process: 1. at present, most transformers on the market are not provided with anti-thunder measures, and a large number of transformers are damaged by lightning impulse voltage every year, even power failure accidents are caused; 2. the heat generated in the operation process of the existing transformer main body cannot be quickly dissipated, so that the service life of the transformer is influenced; 3. most of the existing transformers have poor insulation performance, and accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a transformer for building site of lightning protection can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lightning-proof transformer for construction sites comprises a bottom plate, wherein two convex blocks are fixedly arranged in the middle of the upper end of the bottom plate, a first insulating box is fixedly arranged between the two convex blocks, a transformer body is fixedly arranged in the first insulating box, a heat dissipation device is fixedly arranged at the right end of the transformer body, the right end of the heat dissipation device penetrates through the lower part of the right end of the first insulating box and extends to the outside of the first insulating box, a lightning arrester is fixedly arranged in the middle of the upper end of the first insulating box, a first connecting column is fixedly connected at the left end and the right end of the lightning arrester, a second connecting column is fixedly connected at one side of the first connecting column, which is far away from the lightning arrester, a conductive mesh plate is fixedly arranged in the bottom plate, the lower end of the second connecting column penetrates through the middle of the convex blocks and the upper end of the bottom plate, the lower ends of the conductive mesh plates are fixedly connected with a plurality of grounding mechanisms which are distributed equidistantly.

Preferably, lightning arrester includes No. two insulating cases, the inside fixed mounting of No. two insulating cases has the current collection otter board, the equal fixed mounting in current collection otter board upper end has the lightning rod of a plurality of equidistance distributions, and a plurality of lightning rod upper ends all run through No. two insulating cases upper ends, the through-hole has all been opened at both ends about No. two insulating cases.

Preferably, the lower end of the second insulating box is fixedly connected with the middle part of the upper end of the first insulating box, and one side, close to the second insulating box, of the first connecting column penetrates through the inside of the through hole and is fixedly connected with the left end and the right end of the current collecting screen plate.

Preferably, the heat dissipation device comprises a plurality of heat absorption pipes, a heat absorption plate is fixedly connected to the right ends of the heat absorption pipes, three heat conduction pipes are fixedly connected to the right ends of the heat absorption plates, a heat conduction plate is fixedly mounted to the right ends of the three heat conduction pipes, and three heat dissipation fins are fixedly mounted to the right ends of the heat conduction plate.

Preferably, the left ends of the heat absorption pipes penetrate through the right end of the transformer body and extend into the transformer body, the right ends of the three heat conduction pipes penetrate through the lower portion of the right end of the first insulation box, and the heat conduction plates and the three heat dissipation fins are located on the right side of the first insulation box.

Preferably, the grounding mechanisms comprise a plurality of grounding rods, the lower parts of the outer surfaces of the grounding rods are fixedly sleeved with protective sleeves, and the upper ends of the grounding rods are fixedly connected with the lower ends of the conductive mesh plates.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses in, transmit thunder and lightning strength to current collection otter board through a plurality of lightning rods on, the wire that sets up through a spliced pole and No. two spliced poles this moment again transmits it to electrically conductive otter board, finally conducts and channels into the underground through the earthed pole on the electrically conductive otter board to prevent the injury of thunder and lightning to the transformer body.

(2) The utility model discloses in, absorb heat to transformer body inside through the heat absorption pipe to on transporting absorbed heat to the heat-conducting plate through absorber plate and heat pipe, finally discharge the heat through radiating fin, thereby reach transformer body's radiating effect, prolong the life of transformer.

(3) The utility model discloses in, through the setting of an insulating case, No. two insulating cases and protective casing for the insulating effect of transformer is good, thereby avoids the emergence of the unexpected electric leakage condition.

Drawings

FIG. 1 is a schematic view of the whole structure of a transformer for building site for lightning protection according to the present invention;

FIG. 2 is a schematic view of the internal structure of the lightning arrester of the transformer for building site;

FIG. 3 is a schematic view of the connection between the transformer body and the heat sink of the transformer for building site of lightning protection of the present invention;

fig. 4 is the utility model relates to a lightning protection's transformer for building site's grounding mechanism's section schematic diagram.

In the figure: 1. a base plate; 2. a raised block; 3. a first insulating box; 4. a transformer body; 5. a lightning arrester; 6. a heat sink; 7. a first connecting column; 8. a second connecting column; 9. a grounding mechanism; 10. a conductive mesh plate; 51. a second insulating box; 52. a lightning rod; 53. a current collecting screen plate; 54. a through hole; 61. a heat absorbing tube; 62. a heat absorbing plate; 63. a heat conducting pipe; 64. a heat conducting plate; 65. a heat dissipating fin; 91. a ground rod; 92. and protecting the casing.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-4, a lightning-proof transformer for construction sites comprises a bottom plate 1, two convex blocks 2 are fixedly arranged in the middle of the upper end of the bottom plate 1, a first insulating box 3 is fixedly arranged between the two convex blocks 2, a transformer body 4 is fixedly arranged in the first insulating box 3, a heat dissipation device 6 is fixedly arranged at the right end of the transformer body 4, the right end of the heat dissipation device 6 penetrates through the lower part of the right end of the first insulating box 3 and extends to the outside of the first insulating box 3, a lightning arrester 5 is fixedly arranged in the middle of the upper end of the first insulating box 3, a first connecting column 7 is fixedly connected to each of the left end and the right end of the lightning arrester 5, a second connecting column 8 is fixedly connected to one side of the first connecting column 7, which is far away from the lightning arrester 5, a conductive mesh plate 10 is fixedly arranged in the bottom plate 1, the lower end of each of the second connecting column 8 penetrates through the middle of the convex blocks 2 and, the lower ends of the conductive mesh plates 10 are fixedly connected with a plurality of grounding mechanisms 9 which are distributed equidistantly.

In order to avoid the transformer body 4 from being shocked by lightning, the lightning arrester 5 comprises a second insulating box 51, a current collecting screen plate 53 is fixedly installed inside the second insulating box 51, a plurality of lightning rods 52 which are distributed at equal intervals are fixedly installed at the upper end of the current collecting screen plate 53, the upper ends of the lightning rods 52 penetrate through the upper end of the second insulating box 51, through holes 54 are formed in the left end and the right end of the second insulating box 51, and the lightning strength is transmitted to the current collecting screen plate 53 through the lightning rods 52 to transmit the lightning strength; the lower end of the second insulating box 51 is fixedly connected with the middle part of the upper end of the first insulating box 3, one side of the first connecting column 7, which is close to the second insulating box 51, penetrates through the inside of the through hole 54 and is fixedly connected with the left end and the right end of the current collecting screen plate 53, and the inside of the first connecting column 7 and the second connecting column 8 are respectively provided with a conducting wire which is electrically connected with the conducting screen plate 10 and the current collecting screen plate 53, so that the transmission of electric power is facilitated; the heat dissipation device 6 comprises a plurality of heat absorption tubes 61, the right ends of the heat absorption tubes 61 are fixedly connected with a heat absorption plate 62 together, the right ends of the heat absorption plates 62 are fixedly connected with three heat conduction pipes 63, the right ends of the three heat conduction pipes 63 are fixedly provided with heat conduction plates 64 together, the right ends of the heat conduction plates 64 are fixedly provided with three heat dissipation fins 65, and the heat absorption tubes 61, the heat absorption plates 62, the heat conduction pipes 63, the heat conduction plates 64 and the heat dissipation fins 65 are arranged to discharge heat; in order to dissipate heat inside the transformer body 4, the left ends of the heat absorption pipes 61 penetrate through the right end of the transformer body 4 and extend into the transformer body 4, the right ends of the three heat conduction pipes 63 penetrate through the lower part of the right end of the first insulation box 3, and the heat conduction plate 64 and the three heat dissipation fins 65 are positioned on the right side of the first insulation box 3; a plurality of earthing mechanism 9 include a plurality of earth bars 91, and a plurality of earth bars 91 surface lower part is all fixed has cup jointed protective sleeve 92, and the protective sleeve 92 that earth bar 91 outside fixed cup jointed can prevent that earth bar 91 from causing the injury to the staff, guarantees staff's safety, a plurality of earth bar 91 upper ends all with electrically conductive otter board 10 lower extreme fixed connection.

It should be noted that the utility model relates to a transformer for building site of lightning protection, when thunderstorm weather takes place, the strength of thunder and lightning is transmitted to current collection otter board 53 through a plurality of lightning rod 52, at this moment through the wire that sets up in spliced pole 7 and spliced pole 8 with No. two its transmission to electrically conductive otter board 10, electrically conductive otter board 10 conducts the guide-in underground through grounding rod 91 this moment, thereby prevent the injury of thunder and lightning to transformer body 4, and the protective sleeve 92 that grounding rod 91 external fixation cup jointed can prevent that grounding rod 91 from causing the injury to the staff, guarantee staff's safety; meanwhile, in the operation process of the transformer body 4, the heat absorption pipe 61 absorbs heat inside the transformer body 4, the absorbed heat is transported to the heat conduction plate 64 through the heat absorption plate 62 and the heat conduction pipe 63, and finally the heat is discharged through the heat dissipation fins 65 outside the first insulation box 3, so that the heat dissipation effect of the transformer body 4 is achieved, the high-temperature operation of the transformer body 4 is avoided, and the service life is prolonged; the first insulating box 3, the second insulating box 51 and the protective sleeve 92 have insulating functions, so that accidents can be avoided.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a transformer for building site of lightning protection, includes bottom plate (1), its characterized in that: bottom plate (1) upper end middle part fixed mounting has two protruding pieces (2), two fixed mounting has insulating case (3) No. one between protruding piece (2), insulating case (3) inside fixed mounting has transformer body (4), transformer body (4) right-hand member fixed mounting has heat abstractor (6), and heat abstractor (6) right-hand member runs through insulating case (3) right-hand member lower part and extends to insulating case (3) outside No. one, insulating case (3) upper end middle part fixed mounting has lightning arrester (5), the equal fixedly connected with spliced pole (7) in both ends about lightning arrester (5), the equal fixedly connected with spliced pole (8) in one side of lightning arrester (5) are kept away from to spliced pole (7), bottom plate (1) inside fixed mounting has electrically conductive otter board (10), No. two spliced pole (8) lower extreme all runs through protruding piece (2) middle part and bottom plate (1) upper end and respectively and the protruding piece (2) middle part and bottom plate (1) upper end The left part and the right part of the upper end of the conductive screen plate (10) are fixedly connected, and a plurality of grounding mechanisms (9) distributed at equal intervals are fixedly connected to the lower end of the conductive screen plate (10).

2. The transformer for construction sites according to claim 1, wherein: lightning arrester (5) are including No. two insulating cases (51), No. two insulating cases (51) inside fixed mounting has current collection otter board (53), the equal fixed mounting in current collection otter board (53) upper end has lightning rod (52) that a plurality of equidistance distributed, and all runs through No. two insulating cases (51) upper ends on a plurality of lightning rod (52), through-hole (54) have all been opened at both ends about No. two insulating cases (51).

3. The transformer for construction sites according to claim 2, wherein: no. two insulating case (51) lower extreme and insulating case (3) upper end middle part fixed connection, one side that a spliced pole (7) are close to No. two insulating case (51) all runs through inside through-hole (54) and with both ends fixed connection about current collection otter board (53).

4. The transformer for construction sites according to claim 1, wherein: the heat dissipation device (6) comprises a plurality of heat absorption pipes (61), a plurality of heat absorption plates (62) are fixedly connected to the right ends of the heat absorption pipes (61) together, three heat conduction pipes (63) are fixedly connected to the right ends of the heat absorption plates (62) respectively, a heat conduction plate (64) is fixedly mounted at the right ends of the heat conduction pipes (63) together, and three heat dissipation fins (65) are fixedly mounted at the right ends of the heat conduction plate (64) respectively.

5. The transformer for construction sites according to claim 4, wherein: the left ends of the heat absorbing pipes (61) penetrate through the right end of the transformer body (4) and extend into the transformer body (4), the right ends of the three heat conducting pipes (63) penetrate through the lower portion of the right end of the first insulating box (3), and the heat conducting plate (64) and the three heat radiating fins (65) are located on the right side of the first insulating box (3).

6. The transformer for construction sites according to claim 1, wherein: the grounding mechanisms (9) comprise a plurality of grounding rods (91), the lower parts of the outer surfaces of the grounding rods (91) are fixedly sleeved with protective sleeves (92), and the upper ends of the grounding rods (91) are fixedly connected with the lower ends of the conductive screen plates (10).

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