CN209168918U - A kind of dry-type power transformer with warning function - Google Patents

Abstract

The utility model discloses a kind of dry-type power transformers with warning function, including shell, connector, pedestal, connecting column, installs case, the second insulation board and mounting plate；Connecting column connected with outer casing；It is equipped with partition in shell, interior of shell is divided into the first installation bin of upside and the second installation bin of downside；Temperature sensor is equipped in first installation bin；Controller, Miniature low voltage transformer, flow straightener, battery, air outlet box and buzzer siren are equipped in second installation bin；Air outlet box is connected to the first installation bin；Blowing device, temperature sensor and buzzer siren communication connection controller；The first contact, the second contact, the first insulation board, third insulation board and spring are equipped in installs case；Second insulation board is between the first insulation board and third insulation board；Second insulation board lower end connection plate；Mounting plate connects pedestal；Shell connects pedestal by connector.There is the utility model high temperature alarm and burglar alarm to work, and improve the safety of transformer.

Description

A kind of dry-type power transformer with warning function

Technical field

The utility model relates to dry-type power transformer technical field more particularly to a kind of dry type electricity with warning function Power transformer.

Background technique

Dry-type power transformer is widely used in local lighting, skyscraper, airport, the places such as harbour.Briefly dry type Power transformer just refers to the transformer that iron core and winding are not immersed in insulating oil, since dry-type power transformer is in non-warp Ji operating status, therefore continuous running overload for a long time should not be at；

Amount of heat can be generated in the dry-type power transformer course of work；But existing transformer cannot when being in high temperature It timely radiates, and high temperature alarm can not be carried out；Cause staff that can not find that transformer is in temperature mistake in time High situation, and timely and effectively cooling is carried out to dry-type power transformer and is handled；It is impaired so as to cause dry-type power transformer, Reduce the service life of transformer；And existing dry-type power transformer does not have the function of burglar alarm；So that dry-type power When transformer is stolen by criminal, cannot timely it find.

Utility model content

To solve technical problem present in background technique, the utility model proposes a kind of, and the dry type with warning function is electric Power transformer can monitor the temperature of transformer, carry out alarm cooling processing when the temperature is excessively high in inside transformer, and lead in time Know staff；And burglar alarm is also equipped on transformer, improve the anti-theft of dry-type power transformer.

The utility model proposes a kind of dry-type power transformer with warning function, including shell, connector, bottom Seat, connecting column, installs case, the second insulation board and mounting plate；

At the top of connecting column connected with outer casing, and spaced set；

The first ventilation hole, through-hole and the second ventilation hole are offered on shell；Partition is equipped in shell；

Partition is equipped with the first vent port, the second ventilation hole and third venting port；Partition connected with outer casing inner wall, and with Outer casing inner wall is vertically arranged, and interior of shell is divided into the first installation bin of upside and the second installation bin of downside；Wherein, first Temperature sensor, iron core, low-voltage coil, the first damping base, first partition, the second damping base, first are equipped in installation bin High-tension coil, the second high-tension coil and second partition；Be equipped in second installation bin controller, Miniature low voltage transformer, flow straightener, Battery, air outlet box and buzzer siren；

First ventilation hole is connected to the first installation bin and outside air, and is arranged along the equal spacing in length direction of shell；

Through-hole and the second ventilation hole are located on the downside of the first ventilation hole, to be connected to the second installation bin and outside air；

Temperature sensor is equidistantly mounted on the inner wall of the first installation bin；Temperature sensor all communication connection controllers； High temperature signal in first installation bin is sent to controller by temperature sensor, and controller issues signal instruction to blowing in air outlet box Wind apparatus；Blowing device work dries to the first installation bin, and the hot-air in the first installation bin is blown out out of first ventilation hole； Controller issues instructions to buzzer siren simultaneously；Buzzer siren carries out high temperature alarm prompting, and staff is allowed to know；

Iron core is mounted on the first installation bin inner top, and is electrically connect with connecting column by conducting wire；Iron core lower end connects simultaneously Arrange the first partition and second partition of setting；

First partition and second partition lower end connecting partition；First partition be located at low-voltage coil and the first high-tension coil it Between；Second partition is between the first high-tension coil and the second high-tension coil；

Low-voltage coil upper end connects iron core lower end；Low-voltage coil lower end connects the first damping base；First damping base connects Connect partition；First vent port is located on the right side of the first damping base；

First high-tension coil upper end connects iron core lower end；First high-tension coil lower end connects the second damping base；Second subtracts Shake pedestal connecting partition；Second vent port is located on the left of the second damping base；

Second high-tension coil upper end connects iron core lower end；First high-tension coil lower end connects third damping base；Third subtracts Shake pedestal connecting partition；Third venting port is located on the left of third damping base；

Blowing device is equipped in air outlet box；The side of air outlet box towards blowing device air-out direction set there are three blow end Mouthful；Air-supply port is separately connected the first vent port, the second vent port and third venting port by pipeline sealing, to incite somebody to action The wind of blowing device conveying in the first installation bin to radiating；The input terminal of blowing device is tightly connected second by pipeline and leads to Air holes；Blowing device communication connection controller；

Flow straightener is electrical connected by Miniature low voltage transformer and the low-pressure line-outgoing end of the power transformer；A left side for flow straightener Side is successively arranged battery, air outlet box and buzzer siren；The current output terminal of flow straightener is electrically connected battery；Flow straightener makes It is battery electric energy supplement with the power transformer；Battery is temperature sensor, blowing device, control as backup power source Device and buzzer siren power supply；

Battery is electrically connected temperature sensor, blowing device, controller and buzzer siren；

Buzzer siren communication connection controller；One end of the sending alarm of buzzer siren is towards through-hole；

Installs case lower end is in communication with the outside setting；Installs case connected with outer casing, and between shell and pedestal；In installs case Equipped with the first contact, the second contact, the first insulation board, third insulation board and spring；First contact is mounted on the first insulation board； Second contact is mounted on third insulation board；First insulation board and third insulation board are arranged side by side, and are all connected and pacified by spring Vanning inner wall；First contact and the second contact are electrically connected by conducting wire and controller；

Second insulation board is between the first insulation board and third insulation board, and simultaneously with the first insulation board and third insulation board Row's setting, to by the first contact and the second contacts separate；Second insulation board lower end connection plate；Mounting plate connects pedestal；

Connector one end connected with outer casing, the connector other end connect pedestal.

Preferably, anti-dust filter mesh is fitted in the first ventilation hole, through-hole and the second ventilation hole.

Preferably, wireless signal transmission module is equipped in controller.

Preferably, the first insulation board and third insulation board are all made using electro-insulating rubber material.

Preferably, connector is L-type connecting plate；The vertical plate and shell of L-type connecting plate weld；L-type connecting plate Horizontally plate connects pedestal by the first tight fixed bolt.

Preferably, the first threaded hole is set on mounting plate；Pedestal is equipped with the second threaded hole corresponding with the first threaded hole； First threaded hole and the second threaded hole are all threadedly coupled the second tight fixed bolt.

Preferably, first partition is equipped with composite insulation layer towards the end face of low-voltage coil and the first high-tension coil；Second Partition is equipped with composite insulation layer towards the end face of the first high-tension coil and the second high-tension coil.

Preferably, composite insulation layer is made of epoxy insulation layer and insulating glass layer；Epoxy insulation layer is close to first partition End face；Insulating glass layer is tightly attached on epoxy insulation layer.

In the utility model, when transformer station high-voltage side bus in the first installation bin, generates high temperature；Temperature sensor is by first High temperature signal in installation bin is sent to controller, and controller issues signal instruction to blowing device in air outlet box；Blowing device Work dries to the first installation bin, and the hot-air in the first installation bin is blown out out of first ventilation hole；Controller issues simultaneously Instruct buzzer siren；Buzzer siren carries out high temperature alarm prompting, and staff is allowed to know；In criminal to transformer When being stolen；Shell moves, so that the second insulation board between the first contact and the second contact is from the first contact and It is taken out between two contacts；First contact and the second contact directly contact；Controller issues instructions to buzzer siren；Buzzing alarm Device carries out warning reminding；Controller has wireless conveying semiotic function, excessively high or when stealing in transformer temperature, controls Device can carry out remote alarms, and staff is allowed to know simultaneously to carry out alert process in time in time.

In the utility model, first partition and second partition are equipped with insulating glass layer；It is to utilize glass at low cost, Using safe nonflammable feature, the production cost of composite insulation layer is effectively reduced, and improves the use peace of composite insulation layer Quan Xing；And by the blocking of first partition and second partition, avoid low-voltage coil, the first high-tension coil and the second high-tension coil it Between interfere with each other.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of dry-type power transformer with warning function structural schematic diagram.

Fig. 2 be the utility model proposes a kind of dry-type power transformer with warning function main view.

Fig. 3 be the utility model proposes a kind of dry-type power transformer with warning function in A place locally it is antitheft Structural schematic diagram.

In figure: 1, shell；2, the first installation bin；3, temperature sensor；4, low-voltage coil；5, the first damping base；6, every Plate；7, the first vent port；8, the second installation bin；9, flow straightener；10, connector；11, the first tight fixed bolt；12, pedestal；13, Battery；14, air outlet box；15, blowing device；16, buzzer siren；17, first partition；18, the second damping base；19, One high-tension coil；20, the second vent port；21, third damping base；22, the second high-tension coil；23, third venting port； 24, iron core；25, connecting column；26, the first ventilation hole；27, through-hole；28, the second ventilation hole；29, installs case；30, the first contact； 31, the second contact；32, the first insulation board；33, spring；34, the second insulation board；35, mounting plate；36, the second tight fixed bolt；37, Second partition.

Specific embodiment

As shown in Figure 1-3, Fig. 1 be the utility model proposes a kind of dry-type power transformer with warning function knot Structure schematic diagram.

Fig. 2 be the utility model proposes a kind of dry-type power transformer with warning function main view.

Fig. 3 be the utility model proposes a kind of dry-type power transformer with warning function in A place locally it is antitheft Structural schematic diagram.

Referring to Fig.1-3, the utility model proposes a kind of dry-type power transformer with warning function, including shell 1, Connector 10, pedestal 12, connecting column 25, installs case 29, the second insulation board 34 and mounting plate 35；

25 connected with outer casing of connecting column, 1 top, and spaced set；

The first ventilation hole 26, through-hole 27 and the second ventilation hole 28 are offered on shell 1；Partition 6 is equipped in shell 1；

Partition 6 is equipped with the first vent port 7, the second vent port 20 and third venting port 23；Partition 6 connects outer 1 inner wall of shell, and being vertically arranged with 1 inner wall of shell, by be divided into inside shell 1 upside the first installation bin 2 and downside second Installation bin 8；Wherein, temperature sensor 3, iron core 24, low-voltage coil 4, the first damping base 5, first are equipped in the first installation bin 2 Partition 17, the second damping base 18, the first high-tension coil 19, the second high-tension coil 22 and second partition 37；In second installation bin 8 Equipped with controller, Miniature low voltage transformer, flow straightener 9, battery 13, air outlet box 14 and buzzer siren 16；It is controller, miniature Low-tension transformer, flow straightener 9, battery 13, air outlet box 14 and buzzer siren 16 connect 8 inner wall of the second installation bin；

First ventilation hole 26 is connected to the first installation bin 2 and outside air, and sets along the equal spacing in length direction of shell 1 It sets；

Through-hole 27 and the second ventilation hole 28 are located at 26 downside of the first ventilation hole, empty to be connected to the second installation bin 8 and the external world Gas；

Temperature sensor 3 is equidistantly mounted on the inner wall of the first installation bin 2；The all communication connections of temperature sensor 3 control Device；High temperature signal in first installation bin 2 is sent to controller by temperature sensor 3, and controller issues signal instruction to outlet air Blowing device 15 in case 14；The work of blowing device 15 dries to the first installation bin 2, by the hot-air in the first installation bin 2 from the Blowout in one ventilation hole 26；Controller issues instructions to buzzer siren 16 simultaneously；Buzzer siren 16 carries out high temperature alarm and mentions It wakes up, staff is allowed to know；

Iron core 24 is mounted on 2 inner top of the first installation bin, and is electrically connect with connecting column 25 by conducting wire；24 lower end of iron core Connection first partition 17 arranged side by side and second partition 37；

37 lower end connecting partition 6 of first partition 17 and second partition；It is high that first partition 17 is located at low-voltage coil 4 and first Between crimping circle 19；Second partition 37 is between the first high-tension coil 19 and the second high-tension coil 22；

4 upper end of low-voltage coil connects 24 lower end of iron core；4 lower end of low-voltage coil connects the first damping base 5；First damping bottom 5 connecting partitions 6 of seat；First vent port 7 is located at 5 right side of the first damping base；

First high-tension coil, 19 upper end connects 24 lower end of iron core；First high-tension coil, 19 lower end connects the second damping base 18；Second damping base, 18 connecting partition 6；Second vent port 20 is located at 18 left side of the second damping base；

Second high-tension coil, 22 upper end connects 24 lower end of iron core；First high-tension coil, 19 lower end connects third damping base 21；21 connecting partition 6 of third damping base；Third venting port 23 is located at 21 left side of third damping base；

Blowing device 15 is equipped in air outlet box 14；There are three the side of air outlet box 14 towards 15 air-out direction of blowing device is set Air-supply port；Air-supply port is separately connected the first vent port 7, the second vent port 20 and third venting end by pipeline sealing Mouthfuls 23, to the wind that conveys blowing device 15 to radiating in the first installation bin 2；The input terminal of blowing device 15 passes through pipe Road is tightly connected the second ventilation hole 28；15 communication connection controller of blowing device；

Flow straightener 9 is electrical connected by Miniature low voltage transformer and the low-pressure line-outgoing end of the power transformer；Flow straightener 9 Left side is successively arranged battery 13, air outlet box 14 and buzzer siren 16；The current output terminal of flow straightener 9 is electrically connected battery 13；Flow straightener 9 is 13 electric energy supplement of battery using the power transformer；Battery is temperature sensor as backup power source 3, blowing device 15, controller and buzzer siren 16 are powered；

Battery 13 is electrically connected temperature sensor 3, blowing device 15, controller and buzzer siren 16；

16 communication connection controller of buzzer siren；One end of the sending alarm of buzzer siren 16 is towards through-hole 27；

29 lower end of installs case is in communication with the outside setting；29 connected with outer casing 1 of installs case, and between shell 1 and pedestal 12； The first contact 30, the second contact 31, the first insulation board 32, third insulation board and spring 33 are equipped in installs case 29；First contact 30 are mounted on the first insulation board 32；Second contact 31 is mounted on third insulation board；First insulation board 32 and third insulation board It is arranged side by side, and 29 inner wall of installs case is all connected by spring 33；First contact 30 and the second contact 31 pass through conducting wire and control Device is electrically connected；

Second insulation board 34 between the first insulation board 32 and third insulation board, and with the first insulation board 32 and third Insulation board is arranged side by side, to separate the first contact 30 and the second contact 31；Second insulation board, 34 lower end connection plate 35；Mounting plate 35 connects pedestal 12；

10 one end connected with outer casing 1 of connector, 10 other end of connector connect pedestal 12.

In a kind of specific work process of dry-type power transformer with warning function of the present embodiment, in the first installation When generating high temperature when transformer station high-voltage side bus in storehouse 2；High temperature signal in first installation bin 2 is sent to control by temperature sensor 3 Device, controller issue signal instruction to blowing device 15 in air outlet box 14；The work of blowing device 15 dries to the first installation bin 2, Hot-air in first installation bin 2 is blown out out of first ventilation hole 26；Controller issues instructions to buzzer siren simultaneously 16；Buzzer siren 16 carries out high temperature alarm prompting, and staff is allowed to know；When criminal steals transformer； Shell 1 moves, so that the second insulation board 34 between the first contact 30 and the second contact 31 is from the first contact 30 and second It is taken out between contact 31；First contact 30 and the second contact 31 directly contact；Controller issues instructions to buzzer siren 16； Buzzer siren 16 carries out warning reminding；

In a specific embodiment, dustproof filter is fitted in the first ventilation hole 26, through-hole 27 and the second ventilation hole 28 Net；

When work, anti-dust filter mesh avoids external impurity etc. from passing through the first ventilation hole 26, through-hole 27 and the second ventilation hole 28 enter in shell 1；

In a specific embodiment, wireless signal transmission module is equipped in controller；

When work, controller has wireless conveying semiotic function, excessively high or when stealing in transformer temperature, controls Device can carry out remote alarms, and staff is allowed to know in time；

In a specific embodiment, the first insulation board 32 and third insulation board are all made using electro-insulating rubber material；

In a specific embodiment, connector 10 is L-type connecting plate；The vertical plate and shell 1 of L-type connecting plate weld It connects；The horizontally plate of L-type connecting plate connects pedestal 12 by the first tight fixed bolt 11；

In a specific embodiment, the first threaded hole is set on mounting plate 35；Pedestal 12 is equipped with opposite with the first threaded hole The second threaded hole answered；First threaded hole and the second threaded hole are all threadedly coupled the second tight fixed bolt 36；

In a specific embodiment, the end face of first partition 17 towards low-voltage coil 4 and the first high-tension coil 19 is equipped with Composite insulation layer；Second partition 37 is equipped with compound inslation towards the end face of the first high-tension coil 19 and the second high-tension coil 22 Layer；

When work, first partition 17 and second partition 37 are equipped with composite insulation layer, by first partition 17 and second every The blocking of plate 37 avoids interfering with each other between low-voltage coil 4, the first high-tension coil 19 and the second high-tension coil 22；

In a specific embodiment, composite insulation layer is made of epoxy insulation layer and insulating glass layer；Epoxy insulation layer is tight Paste 17 end face of first partition；Insulating glass layer is tightly attached on epoxy insulation layer；

When work, it is equipped with insulating glass layer；It is to utilize glass at low cost, uses safe nonflammable feature, effectively drop The production cost of low composite insulation layer, and improve the safety in utilization of composite insulation layer.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (8)

1. a kind of dry-type power transformer with warning function, which is characterized in that including shell (1), connector (10), pedestal (12), connecting column (25), installs case (29), the second insulation board (34) and mounting plate (35)；

At the top of connecting column (25) connected with outer casing (1), and spaced set；

The first ventilation hole (26), through-hole (27) and the second ventilation hole (28) are offered on shell (1)；Partition is equipped in shell (1) (6)；

Partition (6) is equipped with the first vent port (7), the second vent port (20) and third venting port (23)；Partition (6) is even Shell (1) inner wall is connect, and is vertically arranged with shell (1) inner wall, the first installation bin (2) of upside will be divided into inside shell (1) With the second installation bin (8) of downside；Wherein, temperature sensor (3), iron core (24), low-voltage coil are equipped in the first installation bin (2) (4), the first damping base (5), first partition (17), the second damping base (18), the first high-tension coil (19), the second high-voltage line Enclose (22) and second partition (37)；Controller, Miniature low voltage transformer, flow straightener (9), electric power storage are equipped in second installation bin (8) Pond (13), air outlet box (14) and buzzer siren (16)；

First ventilation hole (26) is connected to the first installation bin (2) and outside air, and sets along the equal spacing in length direction of shell (1) It sets；

Through-hole (27) and the second ventilation hole (28) are located on the downside of the first ventilation hole (26), to be connected to the second installation bin (8) and outside Boundary's air；

Temperature sensor (3) is equidistantly mounted on the inner wall of the first installation bin (2)；Temperature sensor (3) all communication connection controls Device processed；

Iron core (24) is mounted on the first installation bin (2) inner top, and is electrically connect with connecting column (25) by conducting wire；Iron core (24) Lower end connection first partition (17) and second partition (37) arranged side by side；

First partition (17) and second partition (37) lower end connecting partition (6)；First partition (17) is located at low-voltage coil (4) and Between one high-tension coil (19)；Second partition (37) is between the first high-tension coil (19) and the second high-tension coil (22)；

Low-voltage coil (4) upper end connects iron core (24) lower end；Low-voltage coil (4) lower end connects the first damping base (5)；First subtracts Shake pedestal (5) connecting partition (6)；First vent port (7) is located on the right side of the first damping base (5)；

First high-tension coil (19) upper end connects iron core (24) lower end；First high-tension coil (19) lower end connects the second damping base (18)；Second damping base (18) connecting partition (6)；Second vent port (20) is located on the left of the second damping base (18)；

Second high-tension coil (22) upper end connects iron core (24) lower end；First high-tension coil (19) lower end connects third damping base (21)；Third damping base (21) connecting partition (6)；Third venting port (23) is located on the left of third damping base (21)；

Blowing device (15) are equipped in air outlet box (14)；The side of air outlet box (14) towards blowing device (15) air-out direction is equipped with Three air-supply ports；Air-supply port is sealed by pipeline is separately connected the first vent port (7), the second vent port (20) and the Three vent ports (23), to the wind that conveys blowing device (15) to radiating in the first installation bin (2)；Blowing device (15) input terminal is tightly connected the second ventilation hole (28) by pipeline；Blowing device (15) communication connection controller；

Flow straightener (9) is electrical connected by Miniature low voltage transformer and the low-pressure line-outgoing end of the power transformer；Flow straightener (9) Left side is successively arranged battery (13), air outlet box (14) and buzzer siren (16)；The current output terminal of flow straightener (9) electrically connects Connect battery (13)；

Battery (13) is electrically connected temperature sensor (3), blowing device (15), controller and buzzer siren (16)；

Buzzer siren (16) communication connection controller；One end of the sending alarm of buzzer siren (16) is towards through-hole (27)；

Installs case (29) lower end is in communication with the outside setting；Installs case (29) connected with outer casing (1), and it is located at shell (1) and pedestal (12) between；The first contact (30), the second contact (31), the first insulation board (32), third insulation board are equipped in installs case (29) With spring (33)；First contact (30) is mounted on the first insulation board (32)；Second contact (31) is mounted on third insulation board； First insulation board (32) and third insulation board are arranged side by side, and all connect installs case (29) inner wall by spring (33)；First touching Point (30) and the second contact (31) are electrically connected by conducting wire and controller；

Second insulation board (34) between the first insulation board (32) and third insulation board, and with the first insulation board (32) and third Insulation board is arranged side by side, to separate the first contact (30) and the second contact (31)；Second insulation board (34) lower end connection peace Loading board (35)；Mounting plate (35) connects pedestal (12)；

Connector (10) one end connected with outer casing (1), connector (10) other end connect pedestal (12).

2. a kind of dry-type power transformer with warning function according to claim 1, which is characterized in that the first ventilation Anti-dust filter mesh is fitted in hole (26), through-hole (27) and the second ventilation hole (28).

3. a kind of dry-type power transformer with warning function according to claim 1, which is characterized in that in controller Equipped with wireless signal transmission module.

4. a kind of dry-type power transformer with warning function according to claim 1, which is characterized in that the first insulation Plate (32) and third insulation board are all made using electro-insulating rubber material.

5. a kind of dry-type power transformer with warning function according to claim 1, which is characterized in that connector It (10) is L-type connecting plate；The vertical plate of L-type connecting plate and shell (1) are welded；The horizontally plate of L-type connecting plate passes through First tight fixed bolt (11) connects pedestal (12).

6. a kind of dry-type power transformer with warning function according to claim 1, which is characterized in that mounting plate (35) the first threaded hole is set on；Pedestal (12) is equipped with the second threaded hole corresponding with the first threaded hole；First threaded hole and Second threaded hole is all threadedly coupled the second tight fixed bolt (36).

7. a kind of dry-type power transformer with warning function according to claim 1, which is characterized in that first partition (17) composite insulation layer is equipped with towards the end face of low-voltage coil (4) and the first high-tension coil (19)；Second partition (37) direction The end face of first high-tension coil (19) and the second high-tension coil (22) is equipped with composite insulation layer.

8. a kind of dry-type power transformer with warning function according to claim 7, which is characterized in that compound inslation Layer is made of epoxy insulation layer and insulating glass layer；Epoxy insulation layer is close to first partition (17) end face；Insulating glass layer is close to On epoxy insulation layer.