CN208571581U - A kind of differential protective device of transformer - Google Patents
A kind of differential protective device of transformer Download PDFInfo
- Publication number
- CN208571581U CN208571581U CN201821009968.0U CN201821009968U CN208571581U CN 208571581 U CN208571581 U CN 208571581U CN 201821009968 U CN201821009968 U CN 201821009968U CN 208571581 U CN208571581 U CN 208571581U
- Authority
- CN
- China
- Prior art keywords
- protective device
- main body
- device main
- cooling mechanism
- ventilation slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 78
- 238000001816 cooling Methods 0.000 claims abstract description 56
- 238000009423 ventilation Methods 0.000 claims abstract description 29
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of differential protective device of transformer, including protective device cover board, control panel, protective device main body, cooling mechanism, ventilating duct, puff prot, thermovent, ventilation slot and driving motor, the end surface of the protective device main body is provided with protective device cover board, the protective device cover board is fixed on the surface of protective device main body by connecting screw, control panel is provided on the surface of the protective device cover board, the side of the protective device main body is provided with the ventilation slot inside insertion protective device main body shell, the utility model is by being evenly distributed with the ventilating duct being connected with ventilation slot in the enclosure interior of protective device main body, it can be drawn air into inside cooling mechanism from the external world when cooling mechanism is started to work, Split Down enters inside ventilation slot, so that it is each to be connected by ventilating duct with ventilation slot Puff prot can carry out whole cooling to the electronic component of cooling mechanism enclosure interior with outlet air.
Description
Technical field
The utility model relates to protection equipment for transformer technical field, specifically a kind of differential protective device of transformer.
Background technique
Transformer is the important equipment in electric system, and transformer fault will seriously affect the safety and stability fortune of electric system
Capable and power supply reliability.With the fast development of China's power industry, electric system scale is increasing, protects to transformer relay
More stringent requirements are proposed for shield.
Existing differential protective device of transformer is the precision electronic element inside protective device, generally sets protective device
It is calculated as the structure more sealed, but this also results in protective device that internal heat dissipating is unsmooth, influences the normal work of electronic component.
Utility model content
The purpose of this utility model is to provide a kind of differential protective device of transformer, to solve in the prior art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of differential protective device of transformer, including
Protective device cover board, control panel, protective device main body, cooling mechanism, ventilating duct, puff prot, thermovent, ventilation slot and driving
Motor, the end surface of the protective device main body are provided with protective device cover board, and the protective device cover board passes through connection spiral shell
Silk is fixed on the surface of protective device main body, and control panel, the protection are provided on the surface of the protective device cover board
The side of apparatus main body is provided with the ventilation slot inside insertion protective device main body shell, covers on the outer surface of the ventilation slot
Lid is provided with cooling mechanism, and the cooling mechanism is fixed by screws on the surface of protective device main body, the protective device
The enclosure interior of main body is evenly distributed with the ventilating duct being connected with ventilation slot, in the inner wall surface of the protective device main body etc.
No less than six puff prots are distributed in spacing, and the ventilating duct is connected with puff prot, the protective device main body it is another
Side middle position is provided with thermovent, and the inside of thermovent is equipped with metal coating net, the cooling mechanism include fixed plate,
Cooling mechanism shell and driving motor, a side surface of the fixed plate are provided with cooling mechanism shell, the cooling mechanism shell
Body is internally provided with motor mounting rack, and the inside of the motor mounting rack is fixed with driving motor, and the driving motor moves
Power output end is towards being equipped with fan in protective device main body and end face.
Preferably, the cooling mechanism is far from being provided with air inlet, and air inlet on one end end face of protective device main body
It is set as reticular structure.
Preferably, the center of the fixed plate is provided with filter screen, and the diameter of filter screen is greater than protective device master
The diameter of body air inlet.
Preferably, motor switch is provided on the top surface of the cooling mechanism shell, the cooling mechanism shell
Power interface is provided in bottom surface.
Compared with prior art, the utility model has the beneficial effects that equal by the enclosure interior in protective device main body
It is even that the ventilating duct being connected with ventilation slot is distributed with, when cooling mechanism is started to work cooling mechanism can be drawn air into from the external world
Inside, Split Down enter inside ventilation slot, so that each puff prot being connected by ventilating duct with ventilation slot can be with outlet air, to heat dissipation
Electronic component inside mechanism shell carries out whole cooling, and the center of fixed plate is provided with filter screen, can into
Enter the air inside ventilation slot to be filtered, grieshoch is avoided to enter cooling mechanism enclosure interior, since cooling mechanism passes through screw
It is fixed on the surface of protective device main body, therefore can install or dismantle according to the actual situation cooling mechanism additional, so that heat dissipation machine
Structure using more flexible.
Detailed description of the invention
Fig. 1 is the whole interior structural schematic diagram of the utility model.
Fig. 2 is the whole side structure schematic diagram of the utility model.
Fig. 3 is the whole positive structure schematic of the utility model.
In figure: 1, protective device cover board；2, control panel；3, connecting screw；4, cooling mechanism；5, protective device main body；
6, ventilating duct；7, puff prot；8, thermovent；9, metal coating net；10, ventilation slot；11, power interface；12, filter screen；13, electric
Machine mounting rack；14, driving motor；15, air inlet；16, fan；17, cooling mechanism shell；18, motor switch；19, fixed plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, in the utility model embodiment, a kind of differential protective device of transformer, including protective device lid
Plate 1, control panel 2, protective device main body 5, cooling mechanism 4, ventilating duct 6, puff prot 7, thermovent 8, ventilation slot 10 and driving
Motor 14, the end surface of the protective device main body 5 are provided with protective device cover board 1, and the protective device cover board 1 passes through company
It connects screw 3 to be fixed on the surface of protective device main body 5, is provided with control panel 2 on the surface of the protective device cover board 1,
The side of the protective device main body 5 is provided with the ventilation slot 10 of insertion 5 enclosure interior of protective device main body, the ventilation slot 10
Outer surface on covering be provided with cooling mechanism 4, the cooling mechanism 4 is fixed by screws in the table of protective device main body 5
On face, therefore can install or dismantle according to the actual situation cooling mechanism 4 additional so that cooling mechanism 4 using more flexible, it is described
The enclosure interior of protective device main body 5 is evenly distributed with the ventilating duct 6 being connected with ventilation slot 10, the protective device main body 5
Inner wall surface on no less than six puff prots 7 are equidistantly distributed with, the ventilating duct 6 is connected with puff prot 7, the guarantor
The other side middle position of protection unit main body 5 is provided with thermovent 8, and the inside of thermovent 8 is equipped with metal coating net 9, institute
Stating cooling mechanism 4 includes fixed plate 19, cooling mechanism shell 17 and driving motor 14, and the center of the fixed plate 19 is arranged
There is filter screen 12, and the diameter of filter screen 12 is greater than the diameter of 5 air inlet of protective device main body, it can be in entrance ventilation slot 10
The air in portion is filtered, and grieshoch is avoided to enter inside cooling mechanism shell 17, and a side surface of the fixed plate 19 is provided with
Cooling mechanism shell 17 is provided with motor switch 18, the cooling mechanism shell on the top surface of the cooling mechanism shell 17
Power interface 11 is provided in the bottom surface of body 17, the cooling mechanism shell 17 is internally provided with motor mounting rack 13,
The inside of the motor mounting rack 13 is fixed with driving motor 14, and the power output end of the driving motor 14 is towards protective device
Fan 16 is installed in main body 5 and end face, the cooling mechanism 4 far from be provided on one end end face of protective device main body 5 into
Port 15, and air inlet 15 is set as reticular structure, by being evenly distributed with and divulging information in the enclosure interior of protective device main body 5
The ventilating duct 6 that slot 10 is connected can be drawn air into inside cooling mechanism 4, Split Down when cooling mechanism 4 is started to work from the external world
Enter inside ventilation slot 10, so that each puff prot 7 being connected by ventilating duct 6 with ventilation slot 10 can be with outlet air, to heat dissipation machine
Electronic component inside structure shell 17 carries out whole cooling, the model JS-50T of driving motor 14 and is bought by market, controls
It the model WG1664820003 of panel 2 and is bought by market.
The working principle of the utility model is: equipment is first accessed power supply before the use, by protective device main body 5
Enclosure interior be evenly distributed with the ventilating duct 6 being connected with ventilation slot 10, when cooling mechanism 4 start to work when can from the external world will
Air sucks inside cooling mechanism 4, and Split Down enters inside ventilation slot 10, so that it is each to be connected by ventilating duct 6 with ventilation slot 10
A puff prot 7 can carry out whole cooling to the electronic component inside cooling mechanism shell 17, by fixed plate 19 with outlet air
Heart position is provided with filter screen 12, can be filtered to the air entered inside ventilation slot 10, grieshoch is avoided to enter heat dissipation machine
Inside structure shell 17, it is fixed by screws in due to cooling mechanism 4 on the surface of protective device main body 5, it can be according to reality
Border situation install additional or disassembly cooling mechanism 4 so that cooling mechanism 4 using more flexible.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (4)
1. a kind of differential protective device of transformer, including protective device cover board (1), control panel (2), protective device main body (5),
Cooling mechanism (4), ventilating duct (6), puff prot (7), thermovent (8), ventilation slot (10) and driving motor (14), feature exists
In: the end surface of the protective device main body (5) is provided with protective device cover board (1), and the protective device cover board (1) passes through
Connecting screw (3) is fixed on the surface of protective device main body (5), is provided with control on the surface of the protective device cover board (1)
Panel (2) processed, the side of the protective device main body (5) are provided with the ventilation slot of insertion protective device main body (5) enclosure interior
(10), it covers and is provided with cooling mechanism (4) on the outer surface of the ventilation slot (10), the cooling mechanism (4) passes through screw
It is fixed on the surface of protective device main body (5), the enclosure interior of the protective device main body (5) is evenly distributed with and ventilation slot
(10) no less than six are equidistantly distributed in the inner wall surface of the protective device main body (5) for the ventilating duct (6) being connected
Puff prot (7), the ventilating duct (6) are connected with puff prot (7), the other side middle position of the protective device main body (5)
It is provided with thermovent (8), and the inside of thermovent (8) is equipped with metal coating net (9), the cooling mechanism (4) includes fixing
One side surface of plate (19), cooling mechanism shell (17) and driving motor (14), the fixed plate (19) is provided with cooling mechanism
Shell (17), the cooling mechanism shell (17) are internally provided with motor mounting rack (13), the motor mounting rack (13)
Inside is fixed with driving motor (14), and the power output end of the driving motor (14) is towards protective device main body (5) and end face
On fan (16) are installed.
2. a kind of differential protective device of transformer according to claim 1, it is characterised in that: the cooling mechanism (4) is remote
It is provided on one end end face from protective device main body (5) air inlet (15), and air inlet (15) is set as reticular structure.
3. a kind of differential protective device of transformer according to claim 1, it is characterised in that: in the fixed plate (19)
Heart position is provided with filter screen (12), and the diameter of filter screen (12) is greater than the diameter of protective device main body (5) air inlet.
4. a kind of differential protective device of transformer according to claim 1, it is characterised in that: the cooling mechanism shell
(17) it is provided on top surface motor switch (18), is provided with power supply in the bottom surface of the cooling mechanism shell (17)
Interface (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821009968.0U CN208571581U (en) | 2018-06-28 | 2018-06-28 | A kind of differential protective device of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821009968.0U CN208571581U (en) | 2018-06-28 | 2018-06-28 | A kind of differential protective device of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571581U true CN208571581U (en) | 2019-03-01 |
Family
ID=65489329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821009968.0U Expired - Fee Related CN208571581U (en) | 2018-06-28 | 2018-06-28 | A kind of differential protective device of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208571581U (en) |
-
2018
- 2018-06-28 CN CN201821009968.0U patent/CN208571581U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 |