CN219676994U - Outdoor safety protection type transformer - Google Patents
Outdoor safety protection type transformer Download PDFInfo
- Publication number
- CN219676994U CN219676994U CN202320937926.8U CN202320937926U CN219676994U CN 219676994 U CN219676994 U CN 219676994U CN 202320937926 U CN202320937926 U CN 202320937926U CN 219676994 U CN219676994 U CN 219676994U
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- China
- Prior art keywords
- inner frame
- shell
- safety protection
- protection type
- type transformer
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 8
- 238000007789 sealing Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an outdoor safety protection type transformer, which relates to the field of transformers and aims at solving the problems that the existing outdoor general type miniature transformer is poor in heat dissipation and further limits the performance of the transformer due to the fact that dust prevention and rain prevention are realized through full sealing; a heat dissipation mechanism is arranged between the outer shell and the inner frame: air passages are reserved between the top end of the rectangular inner frame and the outer walls of the two sides of the rectangular inner frame and the top end of the outer shell and the inner walls of the two sides of the rectangular inner frame at equal intervals, and a grid is arranged at the bottom end of the inner frame. The utility model has novel structure, and the device effectively solves the problem that the existing outdoor general type miniature transformer is poor in heat dissipation and further limits the performance of the transformer due to the fact that dust prevention and rain prevention are realized through full sealing.
Description
Technical Field
The utility model relates to the field of transformers, in particular to an outdoor safety protection type transformer.
Background
The transformers commonly used in life generally convert 220V direct current of mains supply into low-voltage direct current to supply power for small-sized electric appliances, common transformation output voltages are 5V, 12V, 24V and the like, the small-sized transformers are widely applied, particularly in the fields of outdoor, such as monitoring, illumination construction equipment and the like, the transformers are built in part of outdoor electric appliances on the market and can be directly used, and a great part of the transformers need to be manually connected and installed to be used;
the outdoor small transformer that provides on the market at present, its dustproof and rain-proof mostly is realized through the casing totally enclosed, therefore great to the heat dispersion influence of transformer, it is also great to the power restriction (heating) restriction of transformer, can not satisfy the safe application demand of some great outdoor electrical appliances of power, consequently we have put forward and have still dustproof rainproof an outdoor safety protection type transformer simultaneously with high temperature protection function, solve above-mentioned problem.
Disclosure of Invention
The utility model provides an outdoor safety protection type transformer, which solves the problem that the existing outdoor general type miniature transformer is poor in heat dissipation and further limits the performance of the transformer due to the fact that dust prevention and rain prevention are realized through full sealing.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the outdoor safety protection type transformer comprises a shell, wherein the bottom of the shell is provided with an opening, a rectangular inner frame is arranged in the shell, and a closed cavity formed by the inner frame and the shell is a transformer circuit installation space;
a heat dissipation mechanism is arranged between the outer shell and the inner frame: rectangular inner frame top and both sides outer wall and the top of shell and equidistant air flue that leaves between both sides inner wall, just the grid has been seted up to the bottom of inner frame, inner frame bottom cover grid is provided with the lantern ring, just the fan has been cup jointed in the lantern ring matching, rectangular channel has been seted up on the top of inner frame, and rectangular channel matches the filter core of having cup jointed.
As a preferable technical scheme of the utility model, a plurality of groups of auxiliary air inlets are punched on two sides of the shell, and the upper edge of each auxiliary air inlet is bent obliquely downwards to form a rain shield.
As a preferable technical scheme of the utility model, the bottom end of the lantern ring is covered and provided with the cover plate, and the cover plate is arranged at the air outlet of the fan in a porous grid shape.
As a preferable technical scheme of the utility model, the inside of the two right angles at the top end of the shell is provided with arc-shaped bulges, a round hole is formed along the axial direction of the arc-shaped bulges, and a fixing screw is sleeved on the round hole.
As a preferable technical scheme of the utility model, a backing ring is arranged on one side of the shell at the two round holes in a matching way, and the tail end of the fixing screw penetrates through the backing ring.
As a preferable technical scheme of the utility model, a cushion block is further arranged on one side of the backing ring of the shell, and the thickness of the cushion block is consistent with that of the backing ring.
As a preferable technical scheme of the utility model, the cushion block and the backing ring are made of rubber or silica gel.
As a preferable technical scheme of the utility model, the two sides of the bottom end of the shell are provided with the easily detachable pieces through circular arc grooves formed in an annular array.
As a preferable technical scheme of the utility model, the filter element consists of a plastic outer frame and wavy air filter paper.
As a preferable technical scheme of the utility model, the fan is electrically connected with the transformer circuit to obtain electricity.
The beneficial effects of the utility model are as follows:
1. the device is different from a general type full-sealed outdoor transformer in the market, the inside of the device is of a double-layer structure with an air passage, and when the transformer is severely collided, the outer layer structure is that the inside of the transformer bears impact force in advance, so that the protection function is realized;
2. the fan of this transformer is to the bottom exhaust, advances air inlet through shell bottom both sides and auxiliary air inlet simultaneously, and the air current that admits air is upwards through the air flue back by filter core filtration reentrant inside casing in for circuit part provides the forced air cooling, this makes the outside rain-proof of this transformer prevent splashing, and even the rainwater splashes to inside air flue also can flow down because of gravity, and can not enter into transformer circuit part, safe and reliable.
3. The shell is located one side and is provided with cushion and backing ring, and the material of cushion and backing ring is rubber or silica gel material for support transformer casing and provide the buffering protection of certain degree when the transformer receives the collision extrusion.
In summary, the device effectively solves the problem that the existing outdoor general miniature transformer is poor in heat dissipation and further limits the performance of the transformer due to the fact that dust prevention and rain prevention are achieved through full sealing.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the structure of fig. 1 at another view angle according to the present utility model.
Fig. 3 is a schematic view of the structure of the bottom part of the present utility model.
Fig. 4 is a sectional view of the structure of the housing of the present utility model.
Fig. 5 is a top cross-sectional view of the housing of the present utility model.
Reference numerals in the drawings: 1. a housing; 101. an inner frame; 102. an airway; 103. a grille; 104. a collar; 105. a cover plate; 106. an auxiliary air inlet; 107. easy-to-detach pieces; 108. a round hole; 2. a fan; 3. a filter element; 4. a backing ring; 5. and (5) cushion blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, an outdoor safety protection type transformer comprises a shell 1, wherein the bottom of the shell 1 is provided with an opening, a rectangular inner frame 101 is arranged in the shell 1, a closed cavity formed by the inner frame 101 and the shell 1 is a transformer circuit installation space, and a heat dissipation mechanism is further arranged between the shell 1 and the inner frame 101.
Referring to fig. 1 and 4, the both sides of the housing 1 are provided with a plurality of groups of auxiliary air inlets 106 by punching, and the upper edge of the auxiliary air inlets 106 is bent obliquely downwards to form a weather shield, referring to fig. 3 and 4, a cover plate 105 is installed at the bottom end of the collar 104 in a covering manner, and the cover plate 105 is positioned at the air outlet of the fan 2 and is arranged in a porous grid shape for protecting the blades of the fan 2, meanwhile, mosquitoes or foreign matters are prevented from entering the device, referring to fig. 4, the inside of the two right-angle parts at the top end of the housing 1 are all arc-shaped bulges, a round hole 108 is formed along the axial direction of the arc-shaped bulges, and a fixing screw is sleeved in the round hole 108.
Referring to fig. 2, one side of the housing 1 is provided with a backing ring 4 at two round holes 108 in a matching manner, and the tail ends of the fixing screws penetrate through the backing ring 4, the housing 1 is provided with a cushion block 5 at one side of the backing ring 4, the thickness of the cushion block 5 is consistent with that of the backing ring 4, and the cushion block 5 and the backing ring 4 are made of rubber or silica gel and are used for supporting a transformer shell and providing a certain degree of buffer protection when the transformer is extruded by collision.
Referring to fig. 1, circular arc grooves are formed in two sides of the bottom end of a shell 1 through an annular array, and easy-to-detach pieces 107 are arranged, and after the easy-to-detach pieces 107 are peeled off, circular grooves are reserved for threading power wires of a transformer.
The device solves the working principle that the existing outdoor general miniature transformer is poor in heat dissipation and further limits the performance problem of the transformer due to the fact that the dustproof and rainproof functions are realized through full sealing: the device is different from a general type full-sealed outdoor transformer in the market, the inside of the device is of a double-layer structure with an air passage 102, when the transformer is severely collided, the outer layer structure is the inside of the transformer and bears impact force in advance, so that the protection function is realized, meanwhile, the fan 2 of the transformer exhausts air to the bottom, air is simultaneously introduced through the two sides of the bottom of the shell 1 and the auxiliary air inlet 106, air inlet air flows through the air passage 102 and then is filtered by the filter element 3 and then enters the inner frame 101 to provide air cooling for a circuit part, the outside of the transformer is rainproof and splash-proof, and even if rainwater splashes to the inner air passage 102, the rainwater can not flow down due to gravity and can not enter the circuit part of the transformer, so that the device is safe and reliable;
the air flue 102 is reserved at equal intervals between the top end of the inner frame 101 and the outer walls of the two sides of the inner frame and the top end of the outer shell 1 and the inner walls of the two sides of the inner frame, the grid 103 is arranged at the bottom end of the inner frame 101, the grid 103 is covered at the bottom end of the inner frame 101, the lantern ring 104 is internally matched and sleeved with the fan 2, the fan 2 is electrically connected with a transformer circuit, a rectangular groove is formed in the top end of the inner frame 101, the rectangular groove is matched and sleeved with the filter element 3, and the filter element 3 consists of a plastic outer frame and wavy air filter paper.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (10)
1. The outdoor safety protection type transformer comprises a shell (1) and is characterized in that the bottom of the shell (1) is provided with an opening, a rectangular inner frame (101) is arranged in the shell (1), and a closed cavity formed by the inner frame (101) and the shell (1) is a transformer circuit installation space;
a heat dissipation mechanism is arranged between the shell (1) and the inner frame (101): rectangular inner frame (101) top and both sides outer wall and top and both sides inner wall between equidistant air flue (102) that leave of shell (1), just grid (103) have been seted up to the bottom of inner frame (101), inner frame (101) bottom cover grid (103) are provided with lantern ring (104), just match in lantern ring (104) has cup jointed fan (2), rectangular channel has been seted up on the top of inner frame (101), and rectangular channel matches has cup jointed filter core (3).
2. The outdoor safety protection type transformer according to claim 1, wherein a plurality of groups of auxiliary air inlets (106) are punched on two sides of the shell (1), and the upper edge of each auxiliary air inlet (106) is bent obliquely downwards to form a rain shield.
3. The outdoor safety protection type transformer according to claim 1, wherein a cover plate (105) is installed at the bottom end of the collar (104) in a covering manner, and the cover plate (105) is arranged at the air outlet of the fan (2) in a porous grid shape.
4. The outdoor safety protection type transformer according to claim 1, wherein the inside of the two right angles at the top end of the housing (1) is provided with arc-shaped protrusions, a round hole (108) is formed along the axial direction of the arc-shaped protrusions, and the round hole (108) is sleeved with a fixing screw.
5. The outdoor safety protection type transformer according to claim 4, wherein a backing ring (4) is arranged on one side of the shell (1) at the two round holes (108) in a matching manner, and the tail ends of the fixing screws penetrate through the backing ring (4).
6. The outdoor safety protection type transformer according to claim 5, wherein a cushion block (5) is further arranged on one side of the backing ring (4) of the shell (1), and the thickness of the cushion block (5) is consistent with that of the backing ring (4).
7. The outdoor safety protection type transformer according to claim 6, wherein the cushion block (5) and the backing ring (4) are made of rubber or silica gel.
8. The outdoor safety protection type transformer according to claim 1, wherein the two sides of the bottom end of the housing (1) are provided with easy-to-detach pieces (107) through circular arc grooves formed in an annular array.
9. An outdoor safety protection type transformer according to claim 1, wherein the filter element (3) is composed of a plastic outer frame and wavy air filter paper.
10. The outdoor safety protection type transformer according to claim 1, wherein the fan (2) is electrically connected to the transformer circuit to obtain electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937926.8U CN219676994U (en) | 2023-04-24 | 2023-04-24 | Outdoor safety protection type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937926.8U CN219676994U (en) | 2023-04-24 | 2023-04-24 | Outdoor safety protection type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219676994U true CN219676994U (en) | 2023-09-12 |
Family
ID=87891407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320937926.8U Active CN219676994U (en) | 2023-04-24 | 2023-04-24 | Outdoor safety protection type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219676994U (en) |
-
2023
- 2023-04-24 CN CN202320937926.8U patent/CN219676994U/en active Active
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