CN115565751A - Dry-type transformer convenient to maintain and use method thereof - Google Patents
Dry-type transformer convenient to maintain and use method thereof Download PDFInfo
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- CN115565751A CN115565751A CN202211387323.1A CN202211387323A CN115565751A CN 115565751 A CN115565751 A CN 115565751A CN 202211387323 A CN202211387323 A CN 202211387323A CN 115565751 A CN115565751 A CN 115565751A
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- 238000012423 maintenance Methods 0.000 claims abstract description 17
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- 238000003825 pressing Methods 0.000 claims description 24
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- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 210000003437 trachea Anatomy 0.000 claims description 3
- 239000007921 spray Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 description 2
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Chemical compound CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- HENCHDCLZDQGIQ-UHFFFAOYSA-N 3-[3,5-bis(2-carboxyethyl)-2,4,6-trioxo-1,3,5-triazinan-1-yl]propanoic acid Chemical compound OC(=O)CCN1C(=O)N(CCC(O)=O)C(=O)N(CCC(O)=O)C1=O HENCHDCLZDQGIQ-UHFFFAOYSA-N 0.000 description 1
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical compound C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 description 1
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- 230000006698 induction Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
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- SRPWOOOHEPICQU-UHFFFAOYSA-N trimellitic anhydride Chemical compound OC(=O)C1=CC=C2C(=O)OC(=O)C2=C1 SRPWOOOHEPICQU-UHFFFAOYSA-N 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/42—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with mechanical connection between sensor and actuator, e.g. rods, levers
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a dry-type transformer convenient to maintain and a using method thereof. According to the transformer, the fixing rod, the fixture block and the winding wheel are installed, when the transformer main body is installed, the support frame can be limited in the fixing rod by the popped fixture block, the fixture block is pressed on the support frame due to movement of the fixture block, the support frame is locked, the winding wheel is abutted by movement of the telescopic rod, when the transformer main body needs to be disassembled, the fixture block is pulled by the connecting rope, the transformer main body can be disassembled for maintenance when the fixture block retracts into the fixing rod, and therefore the transformer is maintained, disassembling time is shortened, and maintenance is simplified.
Description
Technical Field
The invention relates to the technical field of dry-type transformers, in particular to a dry-type transformer convenient to maintain and a using method thereof.
Background
The dry type transformer refers to 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 dry type transformer is mainly divided into an open type, a closed type and a pouring type, and the cooling mode is divided into natural air cooling and forced air cooling. The dry-type transformer is safe, fireproof, pollution-free, high in mechanical strength, strong in short circuit resistance, small in partial discharge, good in thermal stability, high in reliability and long in service life.
The existing dry-type transformer has the following defects:
1. patent document CN102723168A discloses a dry-type transformer, "including transformer main body and installing a plurality of fans in transformer main body bottom, dry-type transformer still includes the mount, the mount passes through the hanging screw to be installed the bottom of transformer main body, a plurality of fans detachable install on the mount. The dry-type transformer can adjust the installation position of the fan and provide the maximum air volume for the transformer winding, so that the dry-type transformer is ensured to have higher overload capacity, but the transformer is time-consuming and labor-consuming when being maintained and detached from the connecting component, and the traditional bolt fixing piece needs to be forcibly detached;
2. patent document CN111341540A discloses a dry-type transformer, which structurally comprises a tapping connecting sheet, a high-voltage conducting bar, a spring pressing nail, a joint, a low-voltage conducting bar, a protective device, an insulator, a low-voltage coil, a high-voltage coil, a supporting device, a mounting plate and a lead wire, when the dry-type transformer is used after improvement, a shell is buckled on the joint through a hinge, then a sealing ring and a fitting element are sleeved on the inner end and the outer end of the joint, dust or foreign matters in air are prevented from being accumulated on the joint, smooth contact use at the joint of the transformer is ensured, when the dry-type transformer is used at a wet position, the supporting column and a magnetic sucker are connected with the dry-type transformer, the dry-type transformer is prevented from generating vibration and displacement when the dry-type transformer works, then an induction element is matched with an adsorption disc to treat and adsorb the surrounding moisture or liquid, the moisture or the liquid is prevented from entering the inside of the dry-type transformer, and the foreign garbage around the dry-type transformer is filtered and isolated by the filter plate, so that the working safety and the use effect of the dry-type transformer are improved, but the fire cannot be timely controlled when fire;
3. patent document CN103937394A discloses a dry-type transformer, "which is environment-friendly and has low toxicity, and uses polyethylene glycol dimethacrylate and poly 1,4 cyclohexane dimethanol terephthalate as film forming agents, and adds tris (2-carboxyethyl) isocyanurate as a mold forming improver, and the imine structure generated by the reaction of trimellitic anhydride and 4, 4-diaminodiphenylmethane improves the heat resistance, electrical property and mechanical property of the resin, and polyethylene glycol dimethacrylate and poly 1,4 cyclohexane dimethanol terephthalate improve the adhesion and softening breakdown property of the whole product", but the transformer has no protection structure, and the transformer is easily damaged by accidental impact;
4. patent document CN112289546A discloses a power dry-type transformer, "specifically a power dry-type transformer", which includes a voltage coil, the outside fixedly connected with air guide ring of voltage coil, the bottom fixedly connected with air cushion layer of air guide ring, the top fixedly connected with symmetrically distributed folder of voltage coil, the inboard fixedly connected with iron core of folder. This electric power dry-type transformer, buckle through the top fixed connection symmetric distribution at the slider, and at the inside swing joint briquetting of buckle, and the lifter of the inside swing joint symmetric distribution at the buckle, and at the bottom fixed connection spring of briquetting, can guarantee the device at the process of removal, unevenness's road surface can not lead to the device to produce vibrations, and then solved current device when the road surface that jolts removes, the too big impaired problem of device inner part that leads to of vibration range, but its transformer is when hoist and mount, rocking of transformer easily makes the lifting hook accident drop, the security is lower.
Disclosure of Invention
The invention aims to provide a dry-type transformer convenient to maintain and a using method thereof, and aims to solve the problems that time and labor are wasted when the transformer is detached from a connecting component during maintenance, and the traditional bolt fixing piece needs to be detached forcibly in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a dry-type transformer convenient to maintain and a using method thereof comprise a connecting frame, a supporting frame, a transformer main body and a fixing rod, wherein the fixing rod is arranged at the top of the connecting frame;
the bottom of the connecting frame is provided with a first motor, the output end of the first motor is provided with a first conical tooth, the inner wall of the fixing rod is provided with a rolling wheel, the end part of the rolling wheel is provided with a second conical tooth, the second conical tooth is meshed with the first conical tooth, the inner bottom wall of the fixing rod is provided with a telescopic rod, the inner wall of the fixing rod is provided with a sliding block, the bottom of the sliding block is provided with a pull rope, one end of the pull rope is connected with the outer wall of the rolling wheel, the top of the fixing rod is provided with a connecting rope, the inner wall of the sliding block is provided with a support rod, the inner wall of the sliding block is provided with a spring, one end of the spring is provided with a clamping block, and the outer wall of the clamping block is connected with one end of the connecting rope;
and a box body is arranged at the top of the transformer main body.
Preferably, the top of link is installed the support frame, and the transformer main part is installed at the top of support frame.
Preferably, the guide rod is installed at the bottom of the box body, the temperature sensor is arranged on the inner wall of the guide rod, the battery assembly is installed on the inner wall of the box body, the microprocessor is installed on the battery assembly through a wire, the alarm is installed on the inner wall of the box body, and the microprocessor, the temperature sensor and the alarm are connected through wires.
Preferably, the baffle is installed to the outer wall of guide arm, and the tooth's socket has been seted up to the bottom of baffle, and the transmission block is installed to the bottom of box, and No. two motors are installed to the inner wall of transmission block, and the gear is installed to the output of No. two motors, and the tooth's socket meshing of gear and baffle.
Preferably, the outer wall of the transformer main body is provided with a side plate, the outer wall of the side plate is provided with a third motor, the output end of the third motor is provided with a threaded rod, the output end of the threaded rod is provided with a moving block, and the outer wall of the moving block is provided with a protective plate.
Preferably, the gas injection plate is installed to the inner wall of backplate, and the outer wall of backplate is installed and is held the piece, holds the inner wall of piece and installs the air-blower, holds the top of piece and installs the trachea, and tracheal one end and the outer wall connection of gas injection plate.
Preferably, rings are installed at the top of box, and No. four motors are installed to the inside diapire of rings, and the screw rod is installed to the output of No. four motors, and the meshing pole is installed to the outer wall of screw rod, and the fixed plate is installed at the top of meshing pole.
Preferably, the briquetting is installed to the outer wall of fixed plate, and the slide is installed to the outer wall of briquetting, and the support column is installed to the inside roof of rings, and the bottom of slide is extended to the one end of support column.
Preferably, the dry-type transformer comprises the following working steps:
s1, when a transformer main body is installed, a support frame is placed on the top side of a connecting frame, a fixing rod of the connecting frame is inserted into an installing hole of the support frame, then a spring ejects a clamping block, the support frame can be limited inside the fixing rod by the ejected clamping block, then a first motor rotates to drive a first conical tooth to rotate, the first conical tooth rotates to drive a second conical tooth to rotate, the second conical tooth rotates to drive a winding wheel to rotate, the winding wheel rotates to drive a sliding block to move, the sliding block moves to drive a clamping block to move, the clamping block moves to press and hold the clamping block on the support frame, the support frame is locked, a telescopic rod moves to abut against the winding wheel, when the winding wheel needs to be disassembled, only the connecting rope needs to be pulled to pull the clamping block, when the clamping block retracts into the fixing rod, the transformer main body can be disassembled and maintained, accordingly, disassembling time is shortened, and maintenance is simplified;
s2, a special fire extinguishing agent for the transformer is stored in the box body, the baffle plate shields an opening at the top of the box body, a temperature sensor detects the temperature at the top side of the main body of the transformer in real time, when a microprocessor detects that the temperature is abnormal, an alarm sounds, a second motor rotates to drive a gear to rotate, the gear rotates to drive the baffle plate to move, the baffle plate moves to open an opening at the bottom side of the box body, and the fire extinguishing agent topples over the transformer from top to bottom so that the fire of the transformer which catches fire can be controlled;
s3, when the transformer main body is normally used, the transformer is wrapped by the side plates and the protective plate, the transformer main body is protected, the condition that children who are stubborn with foreign objects collide the transformer to cause damage is avoided, when the internal condition needs to be checked, the third motor rotates to drive the threaded rod to rotate, the threaded rod rotates to drive the moving block to move, the moving block moves to drive the protective plate to move, the protective plate moves to expose the transformer main body, at the moment, the internal condition of the transformer main body can be checked, the air blower can spray air flow out of the air injection plate, the air flow inside the protective plate is accelerated, and the protective structure does not influence the heat dissipation performance of the protective structure;
s4, when the transformer is hoisted, the lifting hook hooks the lifting ring, then the motor four rotates to drive the screw rod to rotate, the screw rod rotates to drive the meshing rod to move, the meshing rod moves to drive the fixed plate to move, the fixed plate moves to drive the pressing block to move, the sliding plate of the pressing block slides along the supporting column, so that the pressing block is pressed and held on the lifting hook, the situation that the lifting hook is likely to fall off when the lifting hook is prevented from shaking is avoided, and the installation performance of the lifting hook is improved.
Preferably, the step S1 further includes the steps of:
s11, projecting a fixed rod from the fixture block in a normal state, and limiting the movement of the slide block;
in step S2, the method further includes the steps of:
and S21, the baffle plate penetrates out of one side of the transmission block, so that when the baffle plate is opened, the baffle plate moves from one side of the transmission block to the other side.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the transformer main body, the fixing rod, the clamping block and the winding wheel are installed, when the transformer main body is installed, the supporting frame is placed on the top side of the connecting frame, the fixing rod of the connecting frame is inserted into the installing hole of the supporting frame, then the clamping block is popped out through the spring, the supporting frame can be limited in the fixing rod through the popped-out clamping block, then the first motor rotates to drive the first conical tooth to rotate, the first conical tooth rotates to drive the second conical tooth to rotate, the second conical tooth rotates to drive the winding wheel to rotate, the winding wheel rotates to drive the sliding block to move, the sliding block moves to drive the clamping block to move, the clamping block moves to enable the clamping block to be pressed on the supporting frame, the supporting frame can be locked, the winding wheel is abutted to the winding wheel through the movement of the telescopic rod, when the connecting rope is needed to be detached, the connecting rope drags the clamping block, when the fixing rod of the clamping block retracts into the transformer main body, the transformer main body can be maintained, the detaching time is shortened, and the maintaining time is simplified;
2. according to the invention, the box body, the baffle plate and the toothed plate are installed, the special fire extinguishing agent for the transformer is stored in the box body, the baffle plate shields the top opening of the box body, the temperature sensor detects the temperature of the top side of the main body of the transformer in real time, when the microprocessor detects that the temperature is abnormal, the alarm sounds, the second motor rotates to drive the gear to rotate, the gear rotates to drive the baffle plate to move, the baffle plate moves to open the bottom opening of the box body, the fire extinguishing agent is overturned on the transformer from top to bottom, so that the fire condition of the transformer which is on fire is controlled, and the structure enables the transformer to have an automatic fire extinguishing structure and avoids further expansion of the fire condition when the fire is on fire;
3. according to the transformer, the protection plate, the side plate and the threaded rod are installed, when the transformer main body is normally used, the transformer is wrapped by the side plate and the protection plate, the transformer main body is protected, the condition that children who are stubborn and hit the transformer with foreign objects to cause damage is avoided, when the internal condition needs to be checked, the third motor rotates to drive the threaded rod to rotate, the threaded rod rotates to drive the moving block to move, the moving block moves to drive the protection plate to move, the protection plate moves to expose the transformer main body, the internal condition of the transformer main body can be checked at the moment, the air blower can spray air flow out of the air injection plate, the air flow inside the protection plate is accelerated, and the heat dissipation performance of the protection structure is not influenced;
4. according to the transformer lifting device, the lifting ring, the pressing block and the sliding plate are arranged, when the transformer is lifted, the lifting hook hooks the lifting ring, then the motor II rotates to drive the screw rod to rotate, the screw rod rotates to drive the meshing rod to move, the meshing rod moves to drive the fixing plate to move, the fixing plate moves to drive the pressing block to move, and the sliding plate of the pressing block slides along the supporting column, so that the pressing block is pressed on the lifting hook, the situation that the lifting hook is likely to fall off when the lifting is shaken is avoided, and the lifting installation performance is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a dryer bar according to the present invention;
FIG. 3 is a diagram illustrating a fixture block structure according to the present invention;
FIG. 4 is a schematic structural diagram of the case of the present invention;
FIG. 5 is a schematic view of the baffle structure of the present invention;
FIG. 6 is a schematic view of the shield structure of the present invention;
FIG. 7 is a schematic view of the structure of the hanging ring of the present invention;
fig. 8 is a functional structure diagram of the transformer of the present invention.
In the figure: 1. a connecting frame; 2. a support frame; 3. a transformer body; 4. fixing the rod; 5. a first motor; 6. a first conical tooth; 7. a winding wheel; 8. a second-size tapered tooth; 9. a telescopic rod; 10. a slider; 11. pulling a rope; 12. connecting ropes; 13. a support bar; 14. a spring; 15. a clamping block; 16. a box body; 17. a guide bar; 18. a temperature sensor; 19. a microprocessor; 20. a battery assembly; 21. an alarm; 22. a baffle plate; 23. a tooth socket; 24. a transmission block; 25. a second motor; 26. a gear; 27. a side plate; 28. a third motor; 29. a threaded rod; 30. a moving block; 31. a guard plate; 32. an air jet plate; 33. accommodating the block; 34. a blower; 35. an air tube; 36. a hoisting ring; 37. a fourth motor; 38. a screw; 39. an engagement lever; 40. a fixing plate; 41. pressing into blocks; 42. a slide plate; 43. and (4) a support column.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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 those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection; 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. 1-8, an embodiment of the present invention is shown: a dry-type transformer convenient to maintain and a using method thereof comprise a connecting frame 1, a supporting frame 2, a transformer body 3 and a fixing rod 4, wherein the supporting frame 2 is installed at the top of the connecting frame 1, and the transformer body 3 is installed at the top of the supporting frame 2.
The transformer comprises a connecting frame 1, a first motor 5, a first conical tooth 6, a rolling wheel 7, a second conical tooth 8 and a first conical tooth 6, wherein the top of the connecting frame 1 is provided with a fixing rod 4, the inner wall of the fixing rod 4 is provided with the rolling wheel 7, the end part of the rolling wheel 7 is provided with the second conical tooth 8, the first conical tooth 6 is meshed with the second conical tooth 8, the inner bottom wall of the fixing rod 4 is provided with an expansion link 9, the inner wall of the fixing rod 4 is provided with a sliding block 10, the bottom of the sliding block 10 is provided with a pull rope 11, one end of the pull rope 11 is connected with the outer wall of the rolling wheel 7, the top of the fixing rod 4 is provided with a connecting rope 12, the inner wall of the sliding block 10 is provided with a support rod 13, the inner wall of the sliding block 10 is provided with a spring 14, one end of the spring 14 is provided with a clamping block 15, the outer wall of the clamping block 15 is connected with one end of the connecting rope 12, when the transformer body 3 is installed, the support frame 2 is placed on the top side of the connecting frame 1, the fixing rod 4 of the connecting frame 1 is inserted into the mounting hole of the support frame 2, then the spring 14 ejects the clamping block 15, so that the support frame 2 can be limited in the fixing rod 4 by the ejected clamping block 15, then the first motor 5 rotates to drive the first conical tooth 6 to rotate, the first conical tooth 6 rotates to drive the second conical tooth 8 to rotate, the second conical tooth 8 rotates to drive the rolling wheel 7 to rotate, the rolling wheel 7 rotates to drive the sliding block 10 to move, the sliding block 10 moves to drive the clamping block 15 to move, the clamping block 15 moves to press and hold the clamping block 15 on the support frame 2, so that the support frame 2 can be locked, the telescopic rod 9 moves to support the rolling wheel 7, when disassembly is needed, only the connecting rope 12 needs to be pulled, the connecting rope 12 drags the clamping block 15, and when the fixing rod of the clamping block 15 retracts into the fixing rod 4, the transformer main body 3 can be disassembled and maintained, therefore, when the transformer is maintained, the disassembly time is reduced, and the maintenance is simple.
A box body 16 is installed at the top of the transformer main body 3, a guide rod 17 is installed at the bottom of the box body 16, a temperature sensor 18 is arranged on the inner wall of the guide rod 17, a battery assembly 20 is installed on the inner wall of the box body 16, a microprocessor 19 is installed on the battery assembly 20 through a lead, an alarm 21 is installed on the inner wall of the box body 16, the microprocessor 19, the temperature sensor 18 and the alarm 21 are connected through leads, a baffle 22 is installed on the outer wall of the guide rod 17, a tooth groove 23 is formed in the bottom of the baffle 22, a transmission block 24 is installed at the bottom of the box body 16, a second motor 25 is installed on the inner wall of the transmission block 24, a gear 26 is installed at the output end of the second motor 25, and the gear 26 is engaged with the tooth socket 23 of the baffle 22, the special fire extinguishing agent for the transformer is stored in the box body 16, the baffle 22 shields the top opening of the box body 16, the temperature sensor 18 detects the temperature of the top side of the transformer main body 3 in real time, when the microprocessor 19 detects the temperature abnormality, the alarm 21 sounds, the second motor 25 rotates to drive the gear 26 to rotate, the gear 26 rotates to drive the baffle 22 to move, the baffle 22 moves to open the bottom opening of the box body 16, the fire extinguishing agent is overturned on the transformer from top to bottom, so that the fire condition of the transformer which is on fire is controlled, the structure enables the transformer to have an automatic fire extinguishing structure, and the further expansion of the fire condition when the fire is on fire is avoided.
The outer wall of the transformer body 3 is provided with a side plate 27, the outer wall of the side plate 27 is provided with a third motor 28, the output end of the third motor 28 is provided with a threaded rod 29, the output end of the threaded rod 29 is provided with a moving block 30, the outer wall of the moving block 30 is provided with a protection plate 31, the inner wall of the protection plate 31 is provided with an accommodating block 33, the inner wall of the accommodating block 33 is provided with a blower 34, the top of the accommodating block 33 is provided with an air pipe 35, one end of the air pipe 35 is connected with the outer wall of the air injection plate 32, when the transformer body 3 is normally used, the transformer is wrapped by the side plate 27 and the protection plate 31, the transformer body 3 is protected, so that a child stubborn skin can be prevented from colliding with a foreign object to damage the transformer, when the internal condition needs to be checked, the third motor 28 rotates to drive the threaded rod 29 to rotate, the moving block 30 is driven by the rotation of the moving block 29, the moving block 30 moves to drive the protection plate 31 to move, the protection plate 31 moves to expose the transformer body 3, at the moment, the protection plate 31 can be exposed, the internal condition of the transformer body 3 can be checked, the air flow of the air flow can be accelerated by the air flow ejected from the protection plate 32, and the inner side of the protection plate 31, and the air flow of the air injection threaded rod can be prevented.
Lifting rings 36 are installed at the top of box 16, motor 37 is installed No. four to lifting rings 36's inside diapire, and screw rod 38 is installed to motor 37's No. four output, and meshing pole 39 is installed to screw rod 38's outer wall, and fixed plate 40 is installed at meshing pole 39's top, briquetting 41 is installed to fixed plate 40's outer wall, and slide 42 is installed to briquetting 41's outer wall, and support column 43 is installed to lifting rings 36's inside roof, and slide 42's bottom is extended to the one end of support column 43. When the transformer is hoisted, the hoisting ring 36 is hooked by the hoisting hook, then the motor 37 with the fourth number rotates to drive the screw rod 38 to rotate, the screw rod 38 rotates to drive the meshing rod 39 to move, the meshing rod 39 moves to drive the fixed plate 40 to move, the fixed plate 40 moves to drive the pressing block 41 to move, and the sliding plate 42 of the pressing block 41 slides along the supporting column 43, so that the pressing block 41 is pressed on the hoisting hook, the situation that the hoisting hook is likely to fall off when the hoisting is shaken is avoided, and the installation performance of hoisting is improved.
The dry-type transformer comprises the following working steps:
s1, when a transformer body 3 is installed, a support frame 2 is placed on the top side of a connecting frame 1, a fixing rod 4 of the connecting frame 1 is inserted into a mounting hole of the support frame 2, then a spring 14 ejects a clamping block 15, so that the support frame 2 can be limited in the fixing block 4 by the ejected clamping block 15, then a motor 5 rotates to drive a first conical tooth 6 to rotate, the first conical tooth 6 rotates to drive a second conical tooth 8 to rotate, the second conical tooth 8 rotates to drive a rolling wheel 7 to rotate, the rolling wheel 7 rotates to drive a sliding block 10 to move, the sliding block 10 moves to drive the clamping block 15 to move, the clamping block 15 moves to enable the clamping block 15 to be pressed on the support frame 2, so that the support frame 2 is locked, a telescopic rod 9 moves to abut against the rolling wheel 7, when the disassembly is needed, the connecting rope 12 only needs to pull the clamping block 15, and when the clamping block 15 retracts into the fixing rod 4, the transformer body 3 can be disassembled for maintenance, and therefore the disassembly time of the transformer is reduced and the maintenance is simplified;
s2, a special fire extinguishing agent for the transformer is stored in the box 16, the baffle 22 shields an opening at the top of the box 16, the temperature sensor 18 detects the temperature at the top side of the transformer main body 3 in real time, when the microprocessor 19 detects that the temperature is abnormal, the alarm 21 sounds, the second motor 25 rotates to drive the gear 26 to rotate, the gear 26 rotates to drive the baffle 22 to move, the baffle 22 moves to open the opening at the bottom side of the box 16, and the fire extinguishing agent is overturned on the transformer from top to bottom, so that the fire condition of the transformer in fire is controlled, the structure enables the transformer to have an automatic fire extinguishing structure, and the further expansion of the fire condition in fire is avoided;
s3, when the transformer main body 3 is normally used, the transformer is wrapped by the side plates 27 and the protection plate 31, the transformer main body 3 is protected, the condition that children who are stubborn collide the transformer with foreign objects to cause damage is avoided, when the internal condition needs to be checked, the third motor 28 rotates to drive the threaded rod 29 to rotate, the threaded rod 29 rotates to drive the moving block 30 to move, the moving block 30 moves to drive the protection plate 31 to move, the protection plate 31 moves to expose the transformer main body 3, the internal condition of the transformer main body 3 can be checked at the moment, the air blower 34 can spray air flow out of the air spraying plate 32, the air flow inside the protection plate 31 is accelerated, and the protection structure does not influence the heat dissipation performance of the protection structure;
s4, when the transformer is hoisted, the hoisting ring 36 is hooked by the hoisting hook, then the motor 37 rotates to drive the screw rod 38 to rotate, the screw rod 38 rotates to drive the meshing rod 39 to move, the meshing rod 39 moves to drive the fixed plate 40 to move, the fixed plate 40 moves to drive the pressing block 41 to move, and the sliding plate 42 of the pressing block 41 slides along the supporting column 43, so that the pressing block 41 is pressed on the hoisting hook, the situation that the hoisting hook is likely to fall off when the hoisting is shaken is avoided, and the installation performance of hoisting is improved.
In step S1, the method further includes the steps of:
s11, the fixture block 15 protrudes out of the fixing rod 4 in a normal state, and the movement of the sliding block 10 is limited;
in step S2, the method further includes the steps of:
s21, the baffle plate 22 penetrates out of one side of the transmission block 24, so that when the baffle plate 22 is opened, the baffle plate 22 moves from one side of the transmission block 24 to the other side.
The working principle is that when the transformer body 3 is installed, the support frame 2 is placed on the top side of the connecting frame 1, the fixing rod 4 of the connecting frame 1 is inserted into the mounting hole of the support frame 2, then the spring 14 ejects the clamping block 15, so that the support frame 2 can be limited inside the fixing rod 4 by the ejected clamping block 15, then the first motor 5 rotates to drive the first conical tooth 6 to rotate, the first conical tooth 6 rotates to drive the second conical tooth 8 to rotate, the second conical tooth 8 rotates to drive the rolling wheel 7 to rotate, the rolling wheel 7 rotates to drive the sliding block 10 to move, the sliding block 10 moves to drive the clamping block 15 to move, the clamping block 15 moves to press the clamping block 15 on the support frame 2, so that the support frame 2 can be locked, the telescopic rod 9 moves to abut against the rolling wheel 7, when the dismounting is needed, only the connecting rope 12 is pulled to pull the clamping block 15, so that the clamping block 15 retracts into the fixing rod 4, the transformer body 3 can be dismounted and maintained, therefore, when the transformer is maintained, the disassembly time is reduced, the maintenance is simple, the special fire extinguishing agent for the transformer is stored in the box body 16, the baffle plate 22 shields the top opening of the box body 16, the temperature sensor 18 detects the top side temperature of the transformer main body 3 in real time, when the microprocessor 19 detects the abnormal temperature, the alarm 21 sounds, the second motor 25 rotates to drive the gear 26 to rotate, the gear 26 rotates to drive the baffle plate 22 to move, the baffle plate 22 moves to open the bottom side opening of the box body 16, the fire extinguishing agent is overturned on the transformer from top to bottom, the fire condition of the transformer which is on fire is controlled, the structure enables the transformer to be provided with an automatic fire extinguishing structure, the further expansion of the fire condition when the fire is on fire is avoided, when the transformer main body 3 is normally used, the transformer is wrapped by the side plate 27 and the protection plate 31, and plays a role in protecting the transformer main body 3, the condition that the transformer is damaged by being hit by foreign objects by naughty children is avoided, when the internal condition needs to be checked, the third motor 28 rotates to drive the threaded rod 29 to rotate, the threaded rod 29 rotates to drive the moving block 30 to move, the moving block 30 moves to drive the guard plate 31 to move, the guard plate 31 moves to expose the transformer main body 3, the internal condition of the transformer main body 3 can be checked at the moment, the air blower 34 can spray air flow out of the air jet plate 32, the flowing of the air flow inside the guard plate 31 is accelerated, the heat dissipation performance of the protection structure is not influenced, when the transformer is hoisted, the lifting hook hooks the lifting ring 36, the fourth motor 37 rotates to drive the screw 38 to rotate, the screw 38 rotates to drive the meshing rod 39 to move, the meshing rod 39 moves to drive the fixed plate 40 to move, the fixed plate 40 moves to drive the pressing block 41 to move, the sliding plate 42 of the pressing block 41 slides along the supporting column 43, the pressing block 41 is pressed on the lifting hook, the situation that the lifting hook is likely to fall off when the hoisting is avoided, and the hoisting installation performance of the hoisting is improved.
It will be evident to those skilled in the art that the invention 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 invention 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 (10)
1. The utility model provides a dry-type transformer convenient to maintain and application method thereof, includes link (1), support frame (2), transformer main part (3) and dead lever (4), its characterized in that: the top of the connecting frame (1) is provided with a fixed rod (4);
a first motor (5) is installed at the bottom of the connecting frame (1), a first conical tooth (6) is installed at the output end of the first motor (5), a rolling wheel (7) is installed on the inner wall of the fixing rod (4), a second conical tooth (8) is installed at the end portion of the rolling wheel (7), the second conical tooth (8) is meshed with the first conical tooth (6), an expansion rod (9) is installed at the inner bottom wall of the fixing rod (4), a sliding block (10) is installed on the inner wall of the fixing rod (4), a pull rope (11) is installed at the bottom of the sliding block (10), one end of the pull rope (11) is connected with the outer wall of the rolling wheel (7), a connecting rope (12) is installed at the top of the fixing rod (4), a supporting rod (13) is installed on the inner wall of the sliding block (10), a spring (14) is installed on the inner wall of the sliding block (10), a clamping block (15) is installed at one end of the spring (14), and the outer wall of the clamping block (15) is connected with one end of the connecting rope (12);
and a box body (16) is arranged at the top of the transformer main body (3).
2. A dry-type transformer and method of using the same that facilitates maintenance according to claim 1, wherein: support frame (2) are installed at the top of link (1), and transformer main part (3) are installed at the top of support frame (2).
3. A dry-type transformer and method of using the same that facilitates maintenance according to claim 1, wherein: guide arm (17) are installed to the bottom of box (16), and the inner wall of guide arm (17) is equipped with temperature sensor (18), and battery pack (20) are installed to the inner wall of box (16), and microprocessor (19) are installed through the wire in battery pack (20), and siren (21) are installed to the inner wall of box (16), and microprocessor (19), temperature sensor (18) and siren (21) pass through the wire and connect.
4. A dry-type transformer and its method of use of claim 3 that is easy to maintain, characterized by: baffle (22) are installed to the outer wall of guide arm (17), and tooth's socket (23) have been seted up to the bottom of baffle (22), and transmission block (24) are installed to the bottom of box (16), and No. two motor (25) are installed to the inner wall of transmission block (24), and gear (26) are installed to the output of No. two motor (25), and gear (26) and the tooth's socket (23) meshing of baffle (22).
5. A dry-type transformer and method of using the same that facilitates maintenance according to claim 1, wherein: lateral plates (27) are installed on the outer wall of the transformer main body (3), a third motor (28) is installed on the outer wall of the lateral plates (27), a threaded rod (29) is installed at the output end of the third motor (28), a moving block (30) is installed at the output end of the threaded rod (29), and a protective plate (31) is installed on the outer wall of the moving block (30).
6. A dry-type transformer and its method of use of claim 5 that is easy to maintain, characterized by: air injection plate (32) is installed to the inner wall of backplate (31), and the outer wall of backplate (31) is installed and is held piece (33), and air-blower (34) are installed to the inner wall that holds piece (33), and trachea (35) are installed to the top that holds piece (33), and the outer wall connection of the one end of trachea (35) and air injection plate (32).
7. A dry-type transformer and its method of use of claim 1 for easy maintenance, characterized by: rings (36) are installed at the top of box (16), and No. four motor (37) are installed to the inside diapire of rings (36), and screw rod (38) are installed to the output of No. four motor (37), and meshing pole (39) are installed to the outer wall of screw rod (38), and fixed plate (40) are installed at the top of meshing pole (39).
8. A dry-type transformer and its method of use of claim 7 for easy maintenance, characterized by: briquetting (41) are installed to the outer wall of fixed plate (40), and slide (42) are installed to the outer wall of briquetting (41), and support column (43) are installed to the inside roof of rings (36), and the bottom of slide (42) is extended to the one end of support column (43). When the transformer is hoisted, a hoisting ring (36) is hooked by a hoisting hook of the transformer, then a motor (37) with the fourth number rotates to drive a screw rod (38) to rotate, the screw rod (38) rotates to drive a meshing rod (39) to move, the meshing rod (39) moves to drive a fixed plate (40) to move, the fixed plate (40) moves to drive a pressing block (41) to move, a sliding plate (42) of the pressing block (41) slides along a supporting column (43), so that the pressing block (41) is pressed on the hoisting hook, the situation that the hoisting hook is likely to fall off when the hoisting swing is avoided, and the installation performance of hoisting is improved.
9. Use of a dry transformer for easy maintenance according to any of claims 1-8, characterized in that the dry transformer is operated as follows:
s1, when a transformer main body (3) is installed, a support frame (2) is placed on the top side of a connecting frame (1), a fixing rod (4) of the connecting frame (1) is inserted into a mounting hole of the support frame (2), then a spring (14) ejects a clamping block (15), the support frame (2) is limited in the fixing rod (4) by the ejected clamping block (15), then a motor (5) rotates to drive a first conical tooth (6) to rotate, the first conical tooth (6) rotates to drive a second conical tooth (8) to rotate, the second conical tooth (8) rotates to drive a rolling wheel (7) to rotate, the winding wheel (7) rotates to drive the sliding block (10) to move, the sliding block (10) moves to drive the clamping block (15) to move, the clamping block (15) moves to enable the clamping block (15) to be pressed on the supporting frame (2), the supporting frame (2) is locked, the telescopic rod (9) moves to abut against the winding wheel (7), when the winding wheel needs to be disassembled, only the connecting rope (12) needs to be pulled, the clamping block (15) is pulled by the connecting rope (12), when the clamping block (15) retracts into the fixing rod (4), the transformer main body (3) can be disassembled for maintenance, so that when the transformer is maintained, the disassembling time is reduced, and the maintenance is simple;
s2, a special fire extinguishing agent for the transformer is stored in the box body (16), the top opening of the box body (16) is shielded by a baffle plate (22), the temperature sensor (18) detects the top side temperature of the main body (3) of the transformer in real time, when the microprocessor (19) detects abnormal temperature, the alarm (21) sounds, the second motor (25) rotates to drive the gear (26) to rotate, the gear (26) rotates to drive the baffle plate (22) to move, the baffle plate (22) moves to open the bottom side opening of the box body (16), and the fire extinguishing agent topples over the transformer from top to bottom so that the fire condition of the transformer in fire is controlled;
s3, when the transformer main body (3) is normally used, the transformer is wrapped by the side plates (27) and the protection plates (31), the transformer main body (3) is protected, the condition that children stubborn with foreign objects collide with the transformer to cause damage is avoided, when the internal condition needs to be checked, the third motor (28) rotates to drive the threaded rod (29) to rotate, the threaded rod (29) rotates to drive the moving block (30) to move, the moving block (30) moves to drive the protection plates (31) to move, the protection plates (31) move to expose the transformer main body (3), the internal condition of the transformer main body (3) can be checked, the air blower (34) can eject air flow from the air ejecting plate (32), the air flow inside the protection plates (31) is accelerated, and the heat dissipation performance of the protection structure is not affected;
s4, when the transformer is hoisted, the lifting hook hooks the lifting ring (36), then the fourth motor (37) rotates to drive the screw rod (38) to rotate, the screw rod (38) rotates to drive the meshing rod (39) to move, the meshing rod (39) moves to drive the fixed plate (40) to move, the fixed plate (40) moves to drive the pressing block (41) to move, the sliding plate (42) of the pressing block (41) slides along the supporting column (43), the pressing block (41) is pressed on the lifting hook, the situation that the lifting hook is likely to fall off when the lifting hook is prevented from shaking is avoided, and therefore the installation performance of the lifting hook is improved.
10. The use of a dry transformer and its method of use for ease of maintenance according to claim 9, further comprising, in step S1, the steps of:
s11, the clamping block (15) protrudes out of the fixing rod (4) in a normal state, and the movement of the sliding block (10) is limited;
in step S2, the method further includes the steps of:
s21, the baffle plate (22) penetrates out of one side of the transmission block (24), so that when the baffle plate (22) is opened, the baffle plate (22) moves from one side of the transmission block (24) to the other side.
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| CN202211387323.1A CN115565751B (en) | 2022-11-07 | 2022-11-07 | Dry-type transformer convenient to maintain and use method thereof |
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| CN202211387323.1A CN115565751B (en) | 2022-11-07 | 2022-11-07 | Dry-type transformer convenient to maintain and use method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115985625A (en) * | 2023-03-04 | 2023-04-18 | 江苏临海电气有限公司 | Dry-type transformer housing fixing structure and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8665047B1 (en) * | 2012-12-28 | 2014-03-04 | Marina Electrical Equipment, Inc. | Air-cooled high-efficiency transformer system |
| CN104835622A (en) * | 2015-06-02 | 2015-08-12 | 海盐壳锐水族用品有限公司 | Transformer convenient to disassemble and maintain and provided with fan |
| CN213660135U (en) * | 2020-12-25 | 2021-07-09 | 河南耘成实业有限公司 | Mounting structure for transformer |
| CN114893355A (en) * | 2022-05-09 | 2022-08-12 | 江苏富士特电气技术有限公司 | High-efficiency wind power station with protection function |
| CN115148467A (en) * | 2022-07-06 | 2022-10-04 | 南通兴安源金属制品有限公司 | Transformer heat exchange equipment with fire prevention function |
-
2022
- 2022-11-07 CN CN202211387323.1A patent/CN115565751B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8665047B1 (en) * | 2012-12-28 | 2014-03-04 | Marina Electrical Equipment, Inc. | Air-cooled high-efficiency transformer system |
| CN104835622A (en) * | 2015-06-02 | 2015-08-12 | 海盐壳锐水族用品有限公司 | Transformer convenient to disassemble and maintain and provided with fan |
| CN213660135U (en) * | 2020-12-25 | 2021-07-09 | 河南耘成实业有限公司 | Mounting structure for transformer |
| CN114893355A (en) * | 2022-05-09 | 2022-08-12 | 江苏富士特电气技术有限公司 | High-efficiency wind power station with protection function |
| CN115148467A (en) * | 2022-07-06 | 2022-10-04 | 南通兴安源金属制品有限公司 | Transformer heat exchange equipment with fire prevention function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115985625A (en) * | 2023-03-04 | 2023-04-18 | 江苏临海电气有限公司 | Dry-type transformer housing fixing structure and using method thereof |
| CN115985625B (en) * | 2023-03-04 | 2023-10-13 | 江苏临海电气有限公司 | Dry-type transformer housing fixing structure and using method thereof |
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| CN115565751B (en) | 2023-11-14 |
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