CN208637253U - A kind of guard shield of dry-type transformer - Google Patents
A kind of guard shield of dry-type transformer Download PDFInfo
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- CN208637253U CN208637253U CN201821391992.5U CN201821391992U CN208637253U CN 208637253 U CN208637253 U CN 208637253U CN 201821391992 U CN201821391992 U CN 201821391992U CN 208637253 U CN208637253 U CN 208637253U
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- transformer
- dry
- dry powder
- container body
- outer cover
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Abstract
The utility model discloses a kind of guard shields of dry-type transformer, belong to transformer technology field.Including container body of outer cover and transformer, container body of outer cover antetheca is equipped with door, door top is equipped at least two negative-pressure air fans, along left and right to equipped with deflector between door and transformer, the height of deflector is gradually reduced from front to back, it is left, right side wall is equipped with the venetian blinds that can be opened outward, Air Filter is equipped between venetian blinds and side wall, rear wall lower part is set there are three ventilation opening, primary filter is installed on ventilation opening, primary filter is connect by the Dustproof pipe that diameter is gradually reduced with blower inlet, the air intake bottom of Dustproof pipe offers dust fall mouth, outlet air end is equipped with secondary filter, container body of outer cover inner top is equipped with dry powder storage tank, nozzle and smoke sensor device, nozzle is connect by piston cylinder with dry powder storage tank.The utility model structure is simple, dustproof and rainproof, can be effectively controlled the temperature of dry-type transformer, avoids transformer overheat or short circuit.
Description
Technical field
The utility model belongs to transformer technology field, and in particular to a kind of guard shield of dry-type transformer.
Background technique
Dry-type transformer is the device for changing alternating voltage using electromagnetic induction principle, be widely used in local lighting,
The places such as skyscraper, airport, harbour CNC mechanical equipment.
The indoor dry-type transformer of distribution generally will be installed guard shield.Its main function are as follows: personal protection prevents from grasping
Making human contact leads to electric shock accidents to transformer live part；Transformer protection, prevents external water, dust, toy from connecing
Contact that transformer leads to that accident occurs.But when installation guard shield will lead to transformer work outside dry-type transformer, protection is outer
Temperature increases in shell, this has seriously affected the effective utilization of dry-type transformer.
Existing transformer protective casing mostly uses the mode for opening up radiator window ventilation and heat to reduce transformer temperature, so
And this mode heat dissipation effect is limited, is also easy to cause short circuit into ash.
Utility model content
For above-mentioned problems of the prior art, the utility model is provided outside a kind of protection of dry-type transformer
Shell, structure is simple, dustproof and rainproof, can be effectively controlled the temperature of dry-type transformer, avoids transformer overheat or short circuit.
To achieve the goals above, the technical scheme adopted by the utility model is that:
A kind of guard shield of dry-type transformer, including container body of outer cover and transformer are set on the antetheca of the container body of outer cover
Have a door, be equipped at least two negative-pressure air fans above the door, the negative-pressure air fan is externally provided with dust cover, the door and transformer it
Between along left and right to be equipped with deflector, the deflector height be gradually reduced from front to back, the left and right side walls of the container body of outer cover
It is equipped with the venetian blinds that can be opened outward, Air Filter, the container body of outer cover are equipped between the venetian blinds and side wall
Rear wall lower part set there are three ventilation opening, primary filter is installed on the ventilation opening, the primary filter by diameter gradually
The air inlet of reduced Dustproof pipe and air blower connects, and the air outlet of the air blower is arranged towards transformer coil, described anti-
The air intake bottom of dirt pipe offers dust fall mouth, and outlet air end is equipped with secondary filter, and the container body of outer cover inner top is equipped with dry powder
Storage tank, the nozzle and smoke sensor device being arranged towards transformer, the nozzle are connect by piston cylinder with dry powder storage tank.
Preferably, the venetian blinds includes the blade of the horizontally-parallel setting of multi-disc, and described blade one end is equipped with shaft,
The shaft and side wall are rotatablely connected, and the blade other end is flexibly connected by support rod with adjusting rod, on the adjusting rod
It is also fixedly connected with a triangle joint bar, is parallel to the piston of the cylinder of adjusting rod setting at the top of the triangle joint bar with one
Bar connection.
Preferably, piston is equipped in the piston cylinder, the piston is connect with driving cylinder, and the piston goes out with piston cylinder
Dry powder cavity is constituted between mouthful, the outlet is connect with nozzle, and the dry powder cavity side wall is equipped with logical with the dry powder storage tank
The junction of branch pipe even, the branch pipe and side wall is equipped with the check valve that can only be opened into dry powder cavity.
Preferably, the temperature of the cylinder, air blower, negative-pressure air fan, smoke sensor device, driving cylinder and transformer built-in
Degree sensor is electrically connected with the controller respectively, and the cylinder, air blower, negative-pressure air fan, smoke sensor device, driving cylinder, temperature
Degree sensor and controller are electrically connected with the low-pressure line-outgoing of transformer row respectively.
Preferably, the aperture of the primary filter is greater than the aperture of secondary filter.
Preferably, the dust fall mouth is equipped with the hanging rod that can hang dust bag.
Compared with the prior art, the utility model structure is simple, dustproof and rainproof, and is equipped with air blower, negative-pressure air fan and water conservancy diversion
Plate is effectively controlled after hot-fluid rises rapidly and is discharged from negative-pressure air fan, while in the shutter for automatically turning on two sides when the temperature is excessively high
Heat dissipation avoids transformer overheat or short circuit to effectively control the temperature of dry-type transformer.In addition, being additionally provided with dry-chemical fire extinguishing dress
It sets, when a fire, nozzle can spray dry-chemical fire extinguishing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the main view of container body of outer cover；
Fig. 3 is the rearview of container body of outer cover；
Fig. 4 is detail view at A in Fig. 1；
Fig. 5 is the structural schematic diagram of venetian blinds.
In figure: 1., 2. negative-pressure air fans, 3. primary filters, 4. Dustproof pipes, 5. air blowers, 6. secondary filters, 7. dust falls
Mouth, 8. hanging rods, 9. transformers, 10. deflectors, 11. interlayers, 12. dry powder storage tanks, 13. nozzles, 14. dry powder cavities, 15. drivings
Cylinder, 16. check valves, 17. blades, 18. dust covers, 19. adjusting rods, 20. support rods, 21. triangle joint bars, 22. cylinders,
23. Air Filter.
Specific embodiment
To keep the purpose of this utility model, structure and advantage clearer, below in conjunction with attached drawing to the utility model reality
The mode of applying is described in further detail.
As shown in Figs. 1-5, a kind of guard shield of dry-type transformer, including container body of outer cover and transformer.Container body of outer cover
Antetheca is equipped with door 1, and at least two negative-pressure air fans 2 are equipped with above door 1, are equipped with dust cover 18 on the outside of negative-pressure air fan 2.Door 1 with
Deflector 10 is equipped between transformer 9, in Fig. 1, deflector 10 in front and back to setting, the height of deflector 10 from left to right by
It is decrescence small.The left and right side walls of container body of outer cover are equipped with the venetian blinds that can be opened outward, set between venetian blinds and side wall
There is Air Filter 23.The rear wall lower part of container body of outer cover is set there are three ventilation opening, is equipped with primary filter 3 on ventilation opening.Primary filter 3
The Dustproof pipe 4 being gradually reduced by diameter is connect with the air inlet of air blower 5, and the air outlet of air blower 5 is towards transformer coil
Setting.Wherein, the air intake bottom of Dustproof pipe 4 offers dust fall mouth 7, and outlet air end is equipped with secondary filter 6.In addition, casing box
Top is additionally provided with interlayer 11 in vivo, and dry powder storage tank 12, nozzle 13 and smog biography towards transformer setting are equipped in interlayer 11
Sensor, wherein nozzle 13 is connect by piston cylinder with dry powder storage tank 12.
Referring to Fig. 5, venetian blinds includes the blade 17 of the horizontally-parallel setting of multi-disc.17 one end of blade is equipped with shaft, turns
Axis and side wall are rotatablely connected；17 other end of blade is flexibly connected by support rod 20 with adjusting rod 19.It is also fixed on adjusting rod 19
It is connected with a triangle joint bar 21, the piston rod for the cylinder 22 that 21 top of triangle joint bar is parallel to adjusting rod setting with one connects
It connects.Piston rod is flexible, drives adjusting rod to move up and down, to make the variable angle of support rod and blade, to control blade
Folding.
Referring to fig. 4, piston is equipped in piston cylinder, piston is connect with driving cylinder 15, structure between piston and piston cylinder outlet
At dry powder cavity 14.Outlet is connect with nozzle 13, and 14 side wall of dry powder cavity is equipped with the branch pipe led to dry powder storage tank 12, branch pipe
The check valve 16 that can only be opened into dry powder cavity 14 is equipped with the junction of side wall.Piston Forward, pushes in dry powder cavity
Dry powder is sprayed from nozzle；Piston moves back, and negative pressure is formed in dry powder cavity, and check valve is opened, and dry powder enters dry powder from dry powder storage tank
Cavity.
Preferably, cylinder 22, air blower 5, negative-pressure air fan 2, smoke sensor device, driving cylinder 15 and transformer built-in
Temperature sensor is electrically connected with the controller respectively, and cylinder 22, air blower 5, negative-pressure air fan 2, smoke sensor device, driving cylinder
15, temperature sensor and controller are electrically connected with the low-pressure line-outgoing of transformer row respectively.The low-pressure line-outgoing row of transformer is used as gas
The working power of cylinder, air blower, negative-pressure air fan, smoke sensor device, driving cylinder, temperature sensor and controller, when temperature passes
In the transformer that sensor detects when the temperature is excessively high, control order cylinder, air blower and negative-pressure air fan starting, venetian blinds
It opens, while air blower and negative-pressure air fan work, accelerating chamber inner air flow help to radiate；When the fire occurs, smoke sensor device
The signal that will test passes to controller, and control order drives cylinder operation, and dry powder is sprayed from nozzle puts out a fire.
Preferably, the aperture of primary filter 3 is greater than the aperture of secondary filter 6.
Preferably, dust fall mouth 7 is equipped with the hanging rod 8 that can hang dust bag, the dust in the outside air of air blower sucking
By filtering twice, fallen into dust bag by the dust that secondary filter stops along dust-proof tube wall.
Certainly, the preferred embodiment of only the utility model described above, is not limitation of the utility model, this
The variations, modifications, additions or substitutions that the those of ordinary skill of technical field is made in the essential scope of the utility model,
Belong to the protection scope of the utility model.
Claims (6)
1. a kind of guard shield of dry-type transformer, including container body of outer cover and transformer, which is characterized in that the container body of outer cover
Antetheca is equipped with door, is equipped at least two negative-pressure air fans above the door, and the negative-pressure air fan is externally provided with dust cover, the door with
It is gradually reduced from front to back along left and right to the height for being equipped with deflector, the deflector between transformer, the container body of outer cover
Left and right side walls are equipped with the venetian blinds that can be opened outward, and Air Filter is equipped between the venetian blinds and side wall, described
The rear wall lower part of container body of outer cover is set there are three ventilation opening, is equipped with primary filter on the ventilation opening, the primary filter passes through
The air inlet for the Dustproof pipe and air blower that diameter is gradually reduced connects, and the air outlet of the air blower is set towards transformer coil
It sets, the air intake bottom of the Dustproof pipe offers dust fall mouth, and outlet air end is equipped with secondary filter, the container body of outer cover inner top
Equipped with dry powder storage tank, the nozzle and smoke sensor device that are arranged towards transformer, the nozzle is connected by piston cylinder and dry powder storage tank
It connects.
2. a kind of guard shield of dry-type transformer according to claim 1, it is characterised in that: the venetian blinds packet
The blade of the horizontally-parallel setting of multi-disc is included, described blade one end is equipped with shaft, and the shaft and side wall are rotatablely connected, the blade
The other end is flexibly connected by support rod with adjusting rod, is also fixedly connected with a triangle joint bar on the adjusting rod, and described three
The piston rod for being parallel to the cylinder of adjusting rod setting at the top of the connecting rod of angle with one is connect.
3. a kind of guard shield of dry-type transformer according to claim 2, it is characterised in that: be equipped in the piston cylinder
Piston, the piston are connect with driving cylinder, and dry powder cavity, the outlet and spray are constituted between the piston and piston cylinder outlet
Mouth connection, the dry powder cavity side wall are equipped with the branch pipe led to the dry powder storage tank, the junction of the branch pipe and side wall
Equipped with the check valve that can only be opened into dry powder cavity.
4. a kind of guard shield of dry-type transformer according to claim 3, it is characterised in that: the cylinder, air blower,
Negative-pressure air fan, drives the temperature sensor of cylinder and transformer built-in to be electrically connected with the controller respectively at smoke sensor device, and institute
It is low with transformer respectively to state cylinder, air blower, negative-pressure air fan, smoke sensor device, driving cylinder, temperature sensor and controller
Extrusion line row's electrical connection.
5. a kind of guard shield of dry-type transformer according to claim 1, it is characterised in that: the hole of the primary filter
Diameter is greater than the aperture of secondary filter.
6. a kind of guard shield of dry-type transformer according to claim 1, it is characterised in that: the dust fall mouth is equipped with can
To hang the hanging rod of dust bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821391992.5U CN208637253U (en) | 2018-08-28 | 2018-08-28 | A kind of guard shield of dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821391992.5U CN208637253U (en) | 2018-08-28 | 2018-08-28 | A kind of guard shield of dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208637253U true CN208637253U (en) | 2019-03-22 |
Family
ID=65742902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821391992.5U Active CN208637253U (en) | 2018-08-28 | 2018-08-28 | A kind of guard shield of dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208637253U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192736A (en) * | 2021-07-05 | 2021-07-30 | 江苏龙创电气有限公司 | Transformer |
| CN113270257A (en) * | 2021-06-14 | 2021-08-17 | 江苏宏安变压器有限公司 | Dry-type transformer equipment with alarming function |
| CN115333285A (en) * | 2022-10-13 | 2022-11-11 | 四川富生汽车零部件有限公司 | Automobile-used air-blower motor end cover structure that can dispel heat |
-
2018
- 2018-08-28 CN CN201821391992.5U patent/CN208637253U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113270257A (en) * | 2021-06-14 | 2021-08-17 | 江苏宏安变压器有限公司 | Dry-type transformer equipment with alarming function |
| CN113192736A (en) * | 2021-07-05 | 2021-07-30 | 江苏龙创电气有限公司 | Transformer |
| CN115333285A (en) * | 2022-10-13 | 2022-11-11 | 四川富生汽车零部件有限公司 | Automobile-used air-blower motor end cover structure that can dispel heat |
| CN115333285B (en) * | 2022-10-13 | 2022-12-30 | 四川富生汽车零部件有限公司 | Automobile-used air-blower motor end cover structure that can dispel heat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Protective enclosure of dry-type transformer Effective date of registration: 20221025 Granted publication date: 20190322 Pledgee: Industrial Commercial Bank of China Ltd. Three Gorges Yiling branch Pledgor: YICHANG CHANGYAO TRANSFORMER Co.,Ltd. Registration number: Y2022980019597 |