CN114093599A - Intelligent temperature control type three-phase resin insulation dry-type transformer - Google Patents
Intelligent temperature control type three-phase resin insulation dry-type transformer Download PDFInfo
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- CN114093599A CN114093599A CN202111380884.4A CN202111380884A CN114093599A CN 114093599 A CN114093599 A CN 114093599A CN 202111380884 A CN202111380884 A CN 202111380884A CN 114093599 A CN114093599 A CN 114093599A
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- 238000009413 insulation Methods 0.000 title claims abstract description 18
- 239000011347 resin Substances 0.000 title claims abstract description 11
- 229920005989 resin Polymers 0.000 title claims abstract description 11
- 238000002955 isolation Methods 0.000 claims abstract description 85
- 238000010521 absorption reaction Methods 0.000 claims description 34
- 239000000110 cooling liquid Substances 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 24
- 238000009833 condensation Methods 0.000 claims description 23
- 230000005494 condensation Effects 0.000 claims description 23
- 230000017525 heat dissipation Effects 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000007791 dehumidification Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 9
- 238000005057 refrigeration Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 230000003993 interaction Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/23—Corrosion protection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
- H01F27/2828—Construction of conductive connections, of leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Drying Of Gases (AREA)
Abstract
The utility model discloses an intelligent temperature control type three-phase resin insulation dry-type transformer, which comprises an isolation box and a fixing frame, wherein a fixing seat is installed on the bottom wall of the inner side of the isolation box through a bolt, a lower clamping plate is installed at the top of the fixing seat through a bolt, and a transformer main body is installed at the top of the lower clamping plate through a cushion block; the insulation box is characterized in that a fixing shell is installed on the inner walls of the two sides of the insulation box through bolts, a temperature and humidity display is installed on the outer walls of the two sides of the insulation box, and a wire arranging pipe is installed on the inner wall of one side of the insulation box in a penetrating mode. According to the utility model, the fixing shell is arranged, the air vent on the fixing shell is used for transmitting air, and the moisture in the air is absorbed by the moisture-proof agent in the fixing shell, so that the humidity in the isolation box is reduced.
Description
Technical Field
The utility model relates to the technical field of dry-type transformers, in particular to an intelligent temperature control type three-phase resin insulation dry-type transformer.
Background
The dry type transformer is a transformer in which an iron core and a winding are not immersed in insulating oil, and is widely used for local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, the three-phase dry type transformer is a main component of various power supplies and electrical equipment, and is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core.
The dry type transformer in the prior art has the following defects:
1. patent document CN212032819U discloses a dry-type transformer convenient for dust removal, which includes a dry-type transformer box, a dry-type transformer body, two air draft fans, a dust collecting box, a three-way pipe and a dust collecting box, wherein the dry-type transformer body is fixed at the bottom of the inner wall of the dry-type transformer box, the top of the side surface of the dry-type transformer box is provided with two air draft fans, the two air draft fans are fixed at the bottom of the inner wall of the dry-type transformer box and are located at two sides of the dry-type transformer, the dust collecting box is fixed below the dry-type transformer box, two openings of the three-way pipe are respectively connected with the air outlets of the two air draft fans, the other opening is located inside the dust collecting box, the top of the dust collecting box is provided with a first opening, the first opening corresponds to the opening of the three-way pipe located inside the dust collecting box and is located below the opening, the air draft fans can suck dust, fresh air can be introduced into the air vent, thereby realizing the dust removal and heat dissipation of the dry-type transformer, the device does not have dampproofing structure, and in the long-time use of transformer, outside moisture can enter into the inside of device, and moisture is too much can cause the influence to electrical equipment's safety.
2. The patent document CN211788502U discloses a shockproof dry-type transformer, which comprises a dry-type transformer body and a dry-type transformer base, wherein a supporting seat is arranged at the bottom of the dry-type transformer base, a water drainage groove is formed in the end surface of the supporting seat, and a plurality of rectangular water drainage through grooves are uniformly formed in the water drainage groove and positioned on the end surface of the dry-type transformer base. The inside refrigeration structure that lacks of the device can't adjust the inside temperature of device for danger appears in the inside high heat of device easily.
3. Patent document CN208298660U discloses a dry-type transformer structure with high heat dissipation efficiency, "including: the dry-type transformer comprises a dry-type transformer body, the dry-type transformer body is installed on a dry-type transformer base, dry-type transformer fixing plates are arranged on two sides of the dry-type transformer base, wire inlet and outlet terminals are arranged at the upper end of the dry-type transformer body and installed on the dry-type transformer body through a top installation plate, top protection plates are arranged at the upper ends of the wire inlet and outlet terminals, side protection plates are arranged on the dry-type transformer body on two sides of the wire inlet and outlet terminals, a cooling fan is arranged on one side of the dry-type transformer body, cooling fins are arranged on the other side of the dry-type transformer body, and a wind direction adjusting device is arranged between the cooling fan and the dry-type transformer body. According to the dry-type transformer, the heat radiation fan is arranged on one side of the dry-type transformer body, the heat radiation fins are arranged on the other side of the dry-type transformer body, the wind direction adjusting device is arranged between the heat radiation fan and the dry-type transformer body, the cross rods are rotated, the distances between the two cross rods are different due to the fact that the cross rods are irregular in shape, the wind volume can be adjusted, the wind direction can be adjusted, the device does not have a structure for assisting dehumidification, moisture cannot be rapidly discharged, and solution causes the moisture to be deposited in the device.
4. Patent document CN211879178U discloses an assembled three-phase dry-type transformer, "including the base, the base has threely, and three base top is equipped with first single-phase dry-type transformer, the single-phase dry-type transformer of second and the single-phase dry-type transformer of third respectively, first single-phase dry-type transformer, the single-phase dry-type transformer of second and the single-phase dry-type transformer of third comprise first curb plate, second curb plate, wire winding group and supporting shoe, first single-phase dry-type transformer, the single-phase dry-type transformer of second and the single-phase dry-type transformer top of third all are equipped with the closing cap, wire winding group is located between first curb plate and the second curb plate, and wire winding group comprises iron core, enameled wire and supporting shoe, the base top is equipped with the stand. The three-phase dry-type transformer can be more convenient to transport, move and install, the heat dissipation efficiency of the three-phase dry-type transformer can be improved, the service life of the three-phase dry-type transformer is prolonged, and the device is lack of a wire arrangement structure, so that workers cannot restrict a circuit and are inconvenient to wire arrangement.
Disclosure of Invention
The utility model aims to provide an intelligent temperature control type three-phase resin insulation dry-type transformer to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an intelligent temperature control type three-phase resin insulation dry-type transformer comprises an isolation box and a fixing frame, wherein a fixing seat is installed on the bottom wall of the inner side of the isolation box through a bolt, a lower clamping plate is installed at the top of the fixing seat through a bolt, and a transformer main body is installed at the top of the lower clamping plate through a cushion block;
the inner walls of two sides of the isolation box are provided with fixing shells through bolts, the outer walls of two sides of the isolation box are provided with temperature and humidity displays, and the inner wall of one side of the isolation box is provided with a wire arrangement pipe in a penetrating manner;
the isolation box is characterized in that a supporting piece is installed on the rear wall of the inner side of the isolation box, a fixing frame is installed at the front end of the supporting piece, and a fixing box is installed at the top of the isolation box.
Preferably, run through on the diapire of shielded box and install the intake pipe, the dehumidification filter screen is installed to the inboard of intake pipe, and the suction fan is installed to the bottom of intake pipe, runs through on the diapire of shielded box and installs the outlet duct, and the hair-dryer is installed to the bottom of outlet duct, and there is a body in the front of shielded box through hinge connection.
Preferably, the high-voltage connection piece is installed in the front of transformer main part, two sets of connectors are installed in the front of transformer main part, and two sets of connectors are located the top and the below of high-voltage connection piece, the equipment lid is installed to the front end screw thread of connector, fixed yoke is installed to the top and the bottom of transformer main part, two sets of stripper plates of going up are installed through the cushion at the top of transformer main part, two sets of stripper plates of going up are installed in the place ahead and the rear of fixed yoke through connecting screw, binding post is installed through the connecting piece in the front of going up the stripper plate, binding post's front end screw thread is installed and is tightened up the lid, install the wiring connecting plate on the rear end outer wall of transformer main part.
Preferably, the outer wall of one side of the fixed shell is provided with a vent hole, and the inner side of the fixed shell is embedded with a moisture-proof agent.
Preferably, install temperature and humidity sensor on the inner wall of shielded cell both sides, temperature and humidity sensor passes through electric wire connection with temperature and humidity display, and temperature and humidity sensor is located the top of set casing.
Preferably, the threaded rod is installed in the top screw thread through of winding displacement pipe, and the top of threaded rod is installed and is changeed the handle, and the roating seat is installed to the bottom of threaded rod, and the holding down plate is installed to the bottom of roating seat, and the holding down plate is located the inside of winding displacement pipe, and the guide slide bar is installed at the top of winding displacement pipe, and the activity of guide slide bar runs through the roof of winding displacement pipe.
Preferably, a fixing frame is installed on the inner wall of the fixing frame, a heat absorption pipe is installed on the inner side of the fixing frame, two ends of the heat absorption pipe penetrate through the top wall of the fixing frame, an electric fan is installed on the fixing frame through an installation plate and located in front of the fixing frame, and an isolation net is installed on the front face of the fixing frame.
Preferably, the install bin is installed to the inboard of fixed case, the internally mounted of install bin has the compressor, the butt joint pipe is installed to one side of compressor, the butt joint pipe passes through the connecting pipe to be connected with the top of heat absorption pipe, the butt joint pipe runs through install bin one side outer wall, the expansion valve is installed to the output of compressor, the condenser pipe is installed to the one end of expansion valve, the diapire of fixed case is run through to the one end of condenser pipe, the support frame is installed to the inboard of fixed case, the support frame is fixed to inboard condenser pipe, the one end of condenser pipe is connected with the other end of heat absorption pipe, the mounting bracket is installed to the inboard of fixed case, and the mounting bracket is located the rear of support frame, radiator fan is installed in the front of mounting bracket.
Preferably, the working steps of the transformer are as follows:
s1, fixing the device on a pre-prepared fixing frame by a worker, ensuring the stability of the device, enabling the cable to pass through the inner side of the cable arranging pipe, rotating the rotating handle by the worker to drive the threaded rod to rotate, driving the rotating seat at the bottom to move downwards through the screw, driving the lower pressing plate at the bottom to move downwards, extruding the circuit at the bottom by the lower pressing plate, fixing the circuit, ensuring the stability of the cable, facilitating the worker to arrange the circuit, connecting the cable with the high-voltage connecting sheet on the transformer main body to ensure that the device can normally transmit power, generating a large amount of heat in the running process of the transformer main body, sensing the temperature inside the isolation box by the temperature and humidity sensor on the isolation box, judging the temperature and humidity inside the isolation box, and displaying the detected information by the temperature and humidity display, the observation is convenient for workers to observe;
s2, when the temperature inside the isolation box exceeds the preset temperature, the compressor operates to compress the low-temperature low-pressure refrigerant liquid gas from the heat absorption pipe into high-temperature high-pressure gas, then the gas flows through the expansion valve through the pipeline, the air is throttled by the expansion valve to become a gas-liquid object, then the gas is transmitted by the condensation pipe, the heat dissipation fan operates to drive the air around the condensation pipe to move rapidly, the heat dissipation speed of the device is increased, the air becomes low-temperature low-pressure gas-liquid, then the condensation pipe transmits the cooling liquid to the inside of the heat absorption pipe, the heat absorption pipe transmits the cooling liquid, the cooling liquid absorbs heat, the temperature inside the isolation box is reduced, then the heat absorption pipe transmits the cooling liquid to the compressor again, the operation is repeated and circulated, the cooling liquid continuously absorbs the heat inside the isolation box, and the heat dissipation speed inside the transformer main body is increased by low temperature, the danger caused by overhigh temperature of the transformer main body is avoided;
s3, in the process of operation of a refrigeration system, moisture may be generated, excessive moisture can be condensed into water, the water can affect low temperature to accelerate normal operation of the transformer main body, the isolation box fixes the fixed shell to ensure the stability of the fixed shell, the vent hole on the fixed shell transmits air, and the moisture in the air is absorbed by the moisture-proof agent in the fixed shell, so that the humidity in the isolation box is reduced;
s4, when the temperature and humidity sensor detects that humidity exceeds the specified range, the suction fan operation of intake pipe bottom, inhale the inside of intake pipe with external air, the removal of air is guided by the intake pipe, in-process at the air removal, filter the moisture in the air by the dehumidification filter screen, avoid the inside that the moisture enters into the device, the inside of isolation box is transmitted with dry air to the intake pipe, the hair-dryer operation simultaneously, the hair-dryer end of breathing in absorbs, absorb the inside air suction of outlet pipe, make the inside air removal of isolation box to the inside of outlet pipe, transmit the moisture in the isolation box to the hair-dryer by the outlet pipe, discharge the moisture by the hair-dryer again, through the interaction of dry air and moisture, adjust the inside humidity of isolation box.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the fixing shell is arranged, the air vent on the fixing shell is used for transmitting air, and the moisture in the air is absorbed by the moisture-proof agent in the fixing shell, so that the humidity in the isolation box is reduced.
2. The utility model is provided with a compressor, the compressor compresses the low-temperature low-pressure refrigerant liquid gas from the heat absorption pipe into high-temperature high-pressure gas, then the high-temperature high-pressure gas flows through an expansion valve through a pipeline, the air is throttled by the expansion valve to change the gas into a gas-liquid object, then the liquid is transmitted by the condensation pipe, simultaneously the heat dissipation fan operates to drive the air around the condensation pipe to move rapidly, the heat dissipation speed of the device is accelerated, the air is changed into the low-temperature low-pressure gas-liquid, then the cooling liquid is transmitted to the inside of the heat absorption pipe by the condensation pipe, the cooling liquid absorbs heat to reduce the temperature inside the isolation box, then the cooling liquid is transmitted to the compressor again by the heat absorption pipe, the circulation operation is repeated, the cooling liquid continuously absorbs the heat inside of the isolation box, the heat dissipation speed inside the transformer main body is accelerated by low temperature, and the danger caused by overhigh temperature of the transformer main body is avoided, the temperature of the equipment can be conveniently adjusted.
3. The air suction fan is provided with the air inlet pipe and the air outlet pipe, the suction fan operates to suck outside air into the air inlet pipe, the air inlet pipe guides the movement of the air, in the air movement process, the dehumidifying filter screen filters moisture in the air to prevent the moisture from entering the device, the air inlet pipe transmits dried air into the isolation box, the blower operates, the air suction end of the blower sucks the air in the air outlet pipe to suck out the air in the isolation box, the air outlet pipe transmits the moisture in the isolation box into the blower, the blower exhausts the moisture, and the humidity in the isolation box is adjusted through the interaction of the dried air and the moisture.
4. According to the utility model, the cable is arranged on the cable arranging pipe, the cable penetrates through the inner side of the cable arranging pipe, a worker rotates the rotating handle to drive the threaded rod to rotate, the rotating seat at the bottom is driven to move downwards by the screw, the rotating seat moves downwards to drive the lower pressing plate at the bottom to move downwards, and the lower pressing plate moves to extrude the circuit at the bottom, so that the circuit is fixed, the stability of the cable is ensured, and the worker can conveniently arrange the circuit.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of a main structure of the transformer of the present invention;
FIG. 4 is a schematic view of the structure of the fixing case of the present invention;
FIG. 5 is a schematic view of a cable assembly according to the present invention;
fig. 6 is a schematic perspective view of the fixing frame of the present invention;
FIG. 7 is a schematic sectional view of the fixing frame of the present invention;
fig. 8 is a schematic structural view of the fixing box of the present invention.
In the figure: 1. an isolation box; 101. an air inlet pipe; 102. a dehumidification filter screen; 103. a suction fan; 104. an air outlet pipe; 105. a blower; 106. a door body; 2. a transformer body; 201. a lower splint; 202. a fixed seat; 203. a high-voltage connecting sheet; 204. a connector; 205. assembling a cover; 206. fixing a yoke iron; 207. an upper stripper plate; 208. a wiring terminal; 209. tightening the cover; 2010. a wiring connecting plate; 3. a stationary case; 301. a vent hole; 302. a moisture resistant agent; 4. a temperature and humidity display; 401. a temperature and humidity sensor; 5. a wire arrangement pipe; 501. a threaded rod; 502. turning a handle; 503. a rotating base; 504. a lower pressing plate; 505. a guide slide bar; 6. a fixing frame; 601. a support member; 602. a fixed mount; 603. a heat absorbing tube; 604. an electric fan; 605. an isolation net; 7. a fixed box; 701. installing a box; 702. a compressor; 703. butt-joint pipes; 704. a support frame; 705. a condenser tube; 706. a mounting frame; 707. a heat radiation fan; 708. an expansion valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like 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, such as "connected," which may be fixedly connected, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and fig. 2, an embodiment of the present invention: an intelligent temperature control type three-phase resin insulation dry-type transformer;
embodiment one, including isolation box 1 and fixed frame 6, go through on the diapire of isolation box 1 and install intake pipe 101, dehumidification filter screen 102 is installed to the inboard of intake pipe 101, suction fan 103 is installed to the bottom of intake pipe 101, go through on the diapire of isolation box 1 and install outlet duct 104, blower 105 is installed to the bottom of outlet duct 104, there is a door body 106 in front of isolation box 1 through hinge connection, the suction fan 103 of intake pipe 101 bottom operates, inhale the inside of intake pipe 101 with external air, the removal of air is guided by intake pipe 1, in the air removal process, the moisture in the air is filtered by dehumidification filter screen 102, avoid the moisture to enter the inside of device, intake pipe 101 transmits dry air to the inside of isolation box 1, 105 moves simultaneously, the air blower 105 suction end absorbs, the air suction of outlet duct 104, make the air in the shielded box 1 remove the inside to outlet duct 104, transmit the hair-dryer 105 by outlet duct 104 in with the moisture in the shielded box 1, again by hair-dryer 105 with the moisture discharge, through the interaction of dry air and moisture, adjust the inside humidity of shielded box 1, seal shielded box 1 through door body 106, avoid the internal plant to receive external influence.
Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention: an intelligent temperature control type three-phase resin insulation dry-type transformer;
the second embodiment comprises an isolation box 1 and a fixed frame 6, wherein a fixed seat 202 is installed on the bottom wall of the inner side of the isolation box 1 through bolts, a lower clamping plate 201 is installed at the top of the fixed seat 202 through bolts, the fixed seat 202 is fixed at the bottom of the isolation box 1, the stability of the device is ensured, the fixed seat 202 can conveniently fix the lower clamping plate 201 at the top, a transformer main body 2 is installed at the top of the lower clamping plate 201 through a cushion block, a high-voltage connecting sheet 203 is installed on the front surface of the transformer main body 2, two groups of connectors 204 are installed on the front surface of the transformer main body 2, the two groups of connectors 204 are located above and below the high-voltage connecting sheet 203, an assembling cover 205 is installed at the front end of each connector 204 through a thread, fixed yokes 206 are installed at the top and the bottom of the transformer main body 2, two groups of upper extrusion plates 207 are installed at the top of the transformer main body 2 through connecting blocks, and the two groups of upper extrusion plates 207 are installed in front and rear of the fixed yokes 206 through connecting screws, the front surface of the upper extrusion plate 207 is provided with a wiring terminal 208 through a connecting piece, the front end of the wiring terminal 208 is provided with a tightening cover 209 through threads, and the outer wall of the rear end of the transformer main body 2 is provided with a wiring connecting plate 2010;
referring to fig. 1, fig. 2, fig. 4 and fig. 5, an embodiment of the present invention: an intelligent temperature control type three-phase resin insulation dry-type transformer;
embodiment three, including shielded box 1 and fixed frame 6, install fixed shell 3 through the bolt on the inner wall of shielded box 1 both sides, seted up air vent 301 on one side outer wall of fixed shell 3, dampproof agent 302 is installed to the inboard gomphosis of fixed shell 3, is fixed shell 3 by shielded box 1, guarantees the stability of fixed shell 3, and air vent 301 on the fixed shell 3 carries out the transmission air, absorbs the moisture in the air by the inside dampproof agent 302 of fixed shell 3 to reduce the humidity inside shielded box 1, because dampproof agent 302 is the gomphosis inside fixed shell 3, the workman can easily take out dampproof agent 302 from the inside of fixed shell 3, accomplishes the change of dampproof agent 302, makes things convenient for workman's operation, install temperature humidity display 4 on the outer wall of shielded box 1 both sides, install temperature humidity sensor 401 on the inner wall of shielded box 1 both sides, temperature and humidity sensor 401 passes through the connection of electric lines with temperature and humidity display 4, and temperature and humidity sensor 401 is located the top of set casing 3, makes to respond to by the inside temperature of isolator box 1 by temperature and humidity sensor 401 on the isolator box 1 to can judge the inside temperature and humidity condition of isolator box 1, show the information that detects by temperature and humidity display 4, make things convenient for the workman to observe, run through on the inner wall of isolator box 1 one side and install winding displacement pipe 5, the top screw thread of winding displacement pipe 5 runs through and installs threaded rod 501, the top of threaded rod 501 is installed and is changeed 502, roating seat 503 is installed to the bottom of threaded rod 501, holding down plate 504 is installed to the bottom of roating seat 503, holding down plate 504 is located the inside of winding displacement pipe 5, guide slide bar 505 is installed at the top of winding displacement pipe 5, guide slide bar 505 activity runs through the roof of winding displacement pipe 5, the cable penetrates through the inner side of the cable arranging pipe 5, a worker rotates the rotating handle 502 to drive the threaded rod 501 to rotate, the rotating seat 503 at the bottom is driven to move downwards through the screw, the rotating seat 503 moves downwards to drive the lower pressing plate 504 at the bottom to move downwards, and the lower pressing plate 504 moves to extrude the circuit at the bottom, so that the circuit is fixed, the stability of the cable is ensured, and the worker can conveniently arrange the circuit;
referring to fig. 1, fig. 2, fig. 6, fig. 7 and fig. 8, an embodiment of the present invention: an intelligent temperature control type three-phase resin insulation dry-type transformer;
the fourth embodiment comprises an isolation box 1 and a fixed frame 6, wherein a supporting member 601 is installed on the rear wall of the inner side of the isolation box 1, the fixed frame 6 is installed at the front end of the supporting member 601, the isolation box 1 supports the fixed frame 6 through a supporting frame 601 to ensure the stability of the fixed frame 6, a fixed frame 602 is installed on the inner wall of the fixed frame 6, a heat absorption pipe 603 is installed on the inner side of the fixed frame 602, two ends of the heat absorption pipe 603 penetrate through the top wall of the fixed frame 6, an electric fan 604 is installed on the fixed frame 6 through an installation plate, the electric fan 604 is positioned in front of the fixed frame 602, an isolation net 605 is installed on the front surface of the fixed frame 6, a fixed box 7 is installed at the top of the isolation box 1, an installation box 701 is installed on the inner side of the fixed box 7, a compressor 702 is installed inside the installation box 701, a butt joint pipe 703 is installed on one side of the compressor 702, and the butt joint pipe 703 is connected with the top end of the heat absorption pipe 603 through a connecting pipe, the butt joint pipe 703 penetrates through the outer wall of one side of the installation box 701, the output end of the compressor 702 is provided with an expansion valve 708, one end of the expansion valve 708 is provided with a condensation pipe 705, one end of the condensation pipe 705 penetrates through the bottom wall of the fixed box 7, the inner side of the fixed box 7 is provided with a support frame 704, the support frame 704 fixes the condensation pipe 705 at the inner side, one end of the condensation pipe 705 is connected with the other end of the heat absorption pipe 603, the inner side of the fixed box 7 is provided with a mounting frame 706, the mounting frame 706 is positioned at the rear part of the support frame 704, the front surface of the mounting frame 706 is provided with a heat dissipation fan 707, the compressor 702 operates when the internal temperature of the isolation box 1 exceeds the preset temperature, the low-temperature refrigeration liquid gas in the low-pressure heat absorption pipe 603 is compressed into high-temperature high-pressure gas by the operation of the compressor 702, then the low-temperature refrigeration liquid gas flows through the expansion valve 708, the air is throttled by the expansion valve 708 to become gas-liquid object, and then the liquid is transmitted by the condensation pipe 705, meanwhile, a heat dissipation fan 707 operates to drive air around the condensation pipe 705 to move rapidly, the heat dissipation speed of the device is accelerated, so that the air becomes gas-liquid at low temperature and low pressure, then the condensation pipe 705 transmits the cooling liquid to the inside of the heat absorption pipe 603, the cooling liquid is transmitted by the heat absorption pipe 603, the cooling liquid absorbs heat, so that the temperature inside the isolation box 1 is reduced, then the heat absorption pipe 603 transmits the cooling liquid to the compressor 702 again, the operation is repeated and circulated, the cooling liquid continuously absorbs away the heat inside the isolation box 1, the heat dissipation speed inside the transformer main body 2 is accelerated through low temperature, and dangers caused by overhigh temperature of the transformer main body 2 are avoided.
The working steps of the transformer are as follows:
s1, a worker fixes the equipment on a pre-prepared fixing frame to ensure the stability of the device, a cable passes through the inner side of the cable arranging pipe 5, the worker rotates the rotating handle 502 to drive the threaded rod 501 to rotate, the rotating seat 503 at the bottom is driven to move downwards by a screw, the rotating seat 503 moves downwards to drive the lower pressing plate 504 at the bottom to move downwards, the lower pressing plate 504 moves to extrude the circuit at the bottom, thereby fixing the circuit, ensuring the stability of the cable, facilitating the worker to arrange the circuit, connecting the cable with the high-voltage connecting sheet 203 on the transformer main body 2 to ensure that the device can normally transmit power, a large amount of heat can be generated in the running process of the transformer main body 2, the temperature and humidity sensor 401 on the isolation box 1 can sense the temperature inside the isolation box 1, thereby judging the temperature and humidity conditions inside the isolation box 1, the temperature and humidity display 4 displays the detected information, so that the observation by workers is facilitated;
s2, when the temperature inside the isolation box 1 exceeds the preset temperature, the compressor 702 operates to compress the low-temperature low-pressure refrigerant liquid gas in the heat absorption pipe 603 into high-temperature high-pressure gas, then the gas flows through the expansion valve 708 via the pipeline, the expansion valve 708 throttles the gas to change the gas into gas-liquid object, then the condensing pipe 705 transmits the liquid, and the heat dissipation fan 707 operates to drive the air around the condensing pipe 705 to move rapidly to accelerate the heat dissipation speed of the device, so that the air becomes low-temperature low-pressure gas-liquid, then the condensing pipe 705 transmits the cooling liquid into the heat absorption pipe 603, the heat absorption pipe 603 transmits the cooling liquid, the cooling liquid absorbs heat to reduce the temperature inside the isolation box 1, then the heat absorption pipe 603 transmits the cooling liquid to the compressor 702 again, and the circulation operation is repeated, so that the cooling liquid does not continuously absorb the heat inside the isolation box 1, the heat dissipation speed in the transformer main body 2 is increased through low temperature, and the danger caused by overhigh temperature of the transformer main body 2 is avoided;
s3, in the process of operation of a refrigeration system, moisture may be generated, excessive moisture may condense into water, the water may affect low temperature to accelerate normal operation of the transformer main body 2, the isolation box 1 fixes the fixed shell 3 to ensure stability of the fixed shell 3, the vent hole 301 on the fixed shell 3 transmits air, and the moisture-proof agent 302 in the fixed shell 3 absorbs the moisture in the air, so as to reduce the humidity in the isolation box 1;
s4, when the temperature and humidity sensor 401 detects that the humidity exceeds the specified range, the suction fan 103 at the bottom end of the air inlet pipe 101 operates to suck the outside air into the air inlet pipe 101, the air inlet pipe 1 guides the movement of the air, in the air movement process, the dehumidification filter screen 102 filters the moisture in the air to prevent the moisture from entering the device, the air inlet pipe 101 transmits the dry air into the isolation box 1, the blower 105 operates, the suction end of the blower 105 sucks the air in the air outlet pipe 104 to move the air in the isolation box 1 into the air outlet pipe 104, the air outlet pipe 104 transmits the moisture in the isolation box 1 into the blower 105, the blower 105 exhausts the moisture, and the humidity in the isolation box 1 is adjusted through the interaction of the dry air and the moisture.
The working principle is as follows: a worker fixes equipment on a pre-prepared fixing frame, the stability of the device is ensured, a cable passes through the inner side of the cable arranging pipe 5, the worker rotates the rotating handle 502 to drive the threaded rod 501 to rotate, the rotating seat 503 at the bottom is driven to move downwards through a screw, the rotating seat 503 moves downwards to drive the lower pressing plate 504 at the bottom to move downwards, the lower pressing plate 504 moves to extrude a circuit at the bottom, so that the circuit is fixed, the stability of the cable is ensured, the worker can conveniently arrange the circuit, the cable is connected with the high-voltage connecting sheet 203 on the transformer main body 2, the device can normally transmit electric power, a large amount of heat can be generated in the running process of the transformer main body 2, the temperature and humidity sensor 401 on the isolation box 1 can sense the temperature inside the isolation box 1, the temperature and humidity conditions inside the isolation box 1 can be judged, and the temperature and humidity display 4 displays the detected information, the isolation box is convenient for workers to observe, when the temperature inside the isolation box 1 exceeds the preset temperature, the compressor 702 operates to compress the low-temperature low-pressure refrigerant liquid gas in the heat absorption pipe 603 into high-temperature high-pressure gas, then the high-temperature high-pressure gas flows through the expansion valve 708 through the pipeline, the gas is throttled by the expansion valve 708 to be changed into a gas-liquid object, then the liquid is transmitted by the condensation pipe 705, meanwhile, the heat dissipation fan 707 operates to drive the air around the condensation pipe 705 to move rapidly, the heat dissipation speed of the device is increased, the air is changed into the low-temperature low-pressure gas-liquid, then the condensation pipe 705 transmits the cooling liquid into the heat absorption pipe 603, the cooling liquid 603 transmits the cooling liquid, the cooling liquid absorbs heat, the temperature inside the isolation box 1 is reduced, then the heat absorption pipe 603 transmits the cooling liquid to the compressor 702 again, the operation is repeated, and the cooling liquid does not continuously absorb the heat inside the isolation box 1, accelerate the inside radiating rate of transformer main part 2 through the low temperature, avoid transformer main part 2 high temperature to appear dangerously, in the in-process of refrigerating system operation, probably produce the moisture, the moisture can condense into water excessively, water can influence the normal operating of low temperature acceleration transformer main part 2, fix set casing 3 by isolation box 1, guarantee the stability of set casing 3, air vent 301 on set casing 3 carries out the transmission air, moisture in the air is absorbed by dampproof agent 302 inside set casing 3, thereby reduce the humidity inside isolation box 1, because dampproof agent 302 is gomphosis inside set casing 3, the workman can easily take out dampproof agent 302 from the inside of set casing 3, accomplish the change of dampproof agent 302, make things convenient for workman's operation, when temperature and humidity sensor 401 detects humidity and surpasss the appointed scope, the suction fan 103 operation of intake pipe 101 bottom, the inside of intake pipe 101 is inhaled with external air, the removal of air is guided by intake pipe 1, in the air removal process, moisture in the air is filtered by dehumidification filter screen 102, avoid moisture to enter the inside of device, intake pipe 101 transmits dry air to the inside of shielded box 1, hair-dryer 105 operates simultaneously, the end of breathing in of hair-dryer 105 absorbs, the inside air suction of outlet duct 104, make the air in shielded box 1 move to the inside of outlet duct 104, transmit the moisture in shielded box 1 to hair-dryer 105 by outlet duct 104, again discharge the moisture by hair-dryer 105, through the interaction of dry air and moisture, adjust the inside humidity of shielded box 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides an insulating dry-type transformer of intelligence accuse temperature formula three-phase resin, includes isolation box (1) and fixed frame (6), its characterized in that: a fixed seat (202) is installed on the bottom wall of the inner side of the isolation box (1) through a bolt, a lower clamping plate (201) is installed on the top of the fixed seat (202) through a bolt, and a transformer main body (2) is installed on the top of the lower clamping plate (201) through a cushion block;
the insulation box is characterized in that fixing shells (3) are mounted on the inner walls of two sides of the insulation box (1) through bolts, temperature and humidity displays (4) are mounted on the outer walls of two sides of the insulation box (1), and a wire arranging pipe (5) penetrates through the inner wall of one side of the insulation box (1);
support piece (601) are installed on the inboard back wall of shielded box (1), fixed frame (6) are installed to the front end of support piece (601), fixed case (7) are installed at the top of shielded box (1).
2. The intelligent temperature-control three-phase resin-insulated dry-type transformer of claim 1, characterized in that: air inlet pipe (101) run through on the diapire of shielded box (1) and install dehumidification filter screen (102), suction fan (103) are installed to the bottom of air inlet pipe (101), run through on the diapire of shielded box (1) and install outlet duct (104), and hair-dryer (105) are installed to the bottom of outlet duct (104), and there is a door body (106) in the front of shielded box (1) through hinge connection.
3. The intelligent temperature-control three-phase resin-insulated dry-type transformer of claim 1, characterized in that: high-voltage connection piece (203) is installed in the front of transformer main part (2), two sets of connectors (204) are installed in the front of transformer main part (2), and two sets of connectors (204) are located the top and the below of high-voltage connection piece (203), equipment lid (205) are installed to the front end screw thread of connector (204), fixed yoke (206) are installed to the top and the bottom of transformer main part (2), two sets of stripper plate (207) of going up are installed through the cushion at the top of transformer main part (2), two sets of stripper plate (207) of going up are installed in the place ahead and the rear of fixed yoke (206) through connecting screw, binding post (208) are installed through the connecting piece in the front of going up stripper plate (207), binding post (209) are installed to the front end screw thread of binding post (208), install wiring connecting plate (2010) on the rear end outer wall of transformer main part (2).
4. The intelligent temperature-control three-phase resin-insulated dry-type transformer of claim 1, characterized in that: an air vent (301) is formed in the outer wall of one side of the fixed shell (3), and a moisture-proof agent (302) is embedded in the inner side of the fixed shell (3).
5. The intelligent temperature-control three-phase resin-insulated dry-type transformer of claim 1, characterized in that: install temperature and humidity sensor (401) on the inner wall of shielded cell (1) both sides, temperature and humidity sensor (401) passes through electric wire connection with temperature and humidity display (4), and temperature and humidity sensor (401) are located the top of set casing (3).
6. The intelligent temperature-control three-phase resin-insulated dry-type transformer of claim 1, characterized in that: threaded rod (501) are installed in the top screw thread through of winding displacement pipe (5), and the top of threaded rod (501) is installed and is changeed (502), and roating seat (503) are installed to the bottom of threaded rod (501), and holding down plate (504) are installed to the bottom of roating seat (503), and holding down plate (504) are located the inside of winding displacement pipe (5), and guide slide bar (505) are installed at the top of winding displacement pipe (5), and guide slide bar (505) activity runs through the roof of winding displacement pipe (5).
7. The intelligent temperature-control three-phase resin-insulated dry-type transformer of claim 1, characterized in that: the inner wall of the fixing frame (6) is provided with a fixing frame (602), the inner side of the fixing frame (602) is provided with a heat absorption pipe (603), two ends of the heat absorption pipe (603) penetrate through the top wall of the fixing frame (6), the fixing frame (6) is provided with an electric fan (604) through a mounting plate, the electric fan (604) is positioned in front of the fixing frame (602), and the front surface of the fixing frame (6) is provided with an isolation net (605).
8. The intelligent temperature-control three-phase resin-insulated dry-type transformer of claim 1, characterized in that: the inner side of the fixed box (7) is provided with an installation box (701), the inside of the installation box (701) is provided with a compressor (702), one side of the compressor (702) is provided with a butt joint pipe (703), the butt joint pipe (703) is connected with the top end of the heat absorption pipe (603) through a connecting pipe, the butt joint pipe (703) penetrates through the outer wall of one side of the installation box (701), the output end of the compressor (702) is provided with an expansion valve (708), one end of the expansion valve (708) is provided with a condensation pipe (705), one end of the condensation pipe (705) penetrates through the bottom wall of the fixed box (7), the inner side of the fixed box (7) is provided with a support frame (704), the support frame (704) is fixed to the inner side condensation pipe (705), one end of the condensation pipe (705) is connected with the other end of the heat absorption pipe (603), the inner side of the fixed box (7) is provided with a mounting frame (706), and the support frame (706) is positioned behind the support frame (704), and a heat radiation fan (707) is arranged on the front surface of the mounting rack (706).
9. An intelligent temperature-controlled three-phase resin-insulated dry-type transformer according to any one of claims 1 to 8, which is characterized by the following steps:
s1, a worker fixes the equipment on a pre-prepared fixing frame to ensure the stability of the device, a cable passes through the inner side of the cable arranging pipe (5), the worker rotates the rotating handle (502) to drive the threaded rod (501) to rotate, the rotating base (503) at the bottom is driven to move downwards through a screw, the rotating base (503) moves downwards to drive the lower pressing plate (504) at the bottom to move downwards, the lower pressing plate (504) moves to extrude the circuit at the bottom, so that the circuit is fixed, the stability of the cable is ensured, the worker can conveniently arrange the circuit, the cable is connected with the high-voltage connecting sheet (203) on the transformer main body (2) to ensure that the device can normally transmit power, a large amount of heat can be generated in the running process of the transformer main body (2), and the temperature and humidity sensor (401) on the isolation box (1) can sense the temperature inside the isolation box (1), therefore, the temperature and humidity conditions inside the isolation box (1) can be judged, and the temperature and humidity display (4) displays the detected information, so that the workers can conveniently observe the information;
s2, when the temperature inside the isolation box (1) exceeds the preset temperature, the compressor (702) operates to compress the low-temperature low-pressure refrigerant liquid gas in the heat absorption pipe (603) into high-temperature high-pressure gas, then the high-temperature high-pressure gas flows through the expansion valve (708) through a pipeline, the air is throttled by the expansion valve (708) to be changed into gas-liquid objects, then the liquid is transmitted by the condensation pipe (705), meanwhile, the heat dissipation fan (707) operates to drive the air around the condensation pipe (705) to move rapidly to accelerate the heat dissipation speed of the device, so that the air is changed into low-temperature low-pressure gas-liquid, then the cooling liquid is transmitted to the inside of the heat absorption pipe (603) by the condensation pipe (705), the cooling liquid is transmitted by the heat absorption pipe (603), the cooling liquid absorbs heat, so that the temperature inside the isolation box (1) is reduced, and then the cooling liquid is transmitted to the compressor (702) by the heat absorption pipe (603), the cooling liquid continuously absorbs heat inside the isolation box (1) after the operation is repeatedly circulated, so that the heat dissipation speed inside the transformer main body (2) is accelerated through low temperature, and the danger caused by overhigh temperature of the transformer main body (2) is avoided;
s3, in the operation process of a refrigeration system, moisture is possibly generated, the moisture is condensed into water when too much, the water can affect low temperature to accelerate normal operation of a transformer main body (2), the isolation box (1) fixes the fixed shell (3) to ensure the stability of the fixed shell (3), the vent hole (301) on the fixed shell (3) transmits air, and the moisture-proof agent (302) in the fixed shell (3) absorbs the moisture in the air, so that the humidity in the isolation box (1) is reduced;
s4, when the temperature and humidity sensor (401) detects that the humidity exceeds the designated range, the suction fan (103) at the bottom end of the air inlet pipe (101) operates to suck the outside air into the air inlet pipe (101), the air inlet pipe (1) guides the movement of the air, in the air movement process, the dehumidification filter screen (102) filters the moisture in the air to prevent the moisture from entering the inside of the device, the air inlet pipe (101) transmits the dried air into the interior of the isolation box (1), the blower (105) operates at the same time, the suction end of the blower (105) absorbs the air in the air outlet pipe (104), so that the air in the isolation box (1) moves into the interior of the air outlet pipe (104), the air in the isolation box (1) is transmitted into the blower (105) by the air outlet pipe (104), the moisture is exhausted by the blower (105), and the dried air and the moisture are interacted, the humidity inside the isolation box (1) is adjusted.
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| CN116435051A (en) * | 2023-03-22 | 2023-07-14 | 江苏瑞恩电气有限公司 | Energy-saving outdoor three-phase oil-immersed power transformer convenient to install |
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