CN117012504B - Electric power transformer - Google Patents
Electric power transformer Download PDFInfo
- Publication number
- CN117012504B CN117012504B CN202311267219.3A CN202311267219A CN117012504B CN 117012504 B CN117012504 B CN 117012504B CN 202311267219 A CN202311267219 A CN 202311267219A CN 117012504 B CN117012504 B CN 117012504B
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- Prior art keywords
- rod
- base
- puncture needle
- driving wheel
- pressing
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- 238000001125 extrusion Methods 0.000 claims abstract description 38
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 210000004907 gland Anatomy 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Classifications
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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
- H01F27/02—Casings
- H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
-
- 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
- H01F27/022—Encapsulation
-
- 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
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2406—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having needles or pins
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to the field of power equipment, and particularly discloses a power transformer, which comprises: the top of the base is hinged with a gland, and a driving assembly is arranged in the base; the extrusion assembly is arranged on the base in a lifting manner and is used for fixing the cable; the puncture needle can be arranged in the base in a lifting manner, the plugging piece is arranged on the outer peripheral side of the puncture needle in a threaded fit manner, and the bottom of the plugging piece is provided with a rubber sleeve; a pressing rod is rotatably arranged in the base, and one end of the pressing rod is provided with a pressing ball; according to the electric transformer, the inclined rod can be driven to rotate again to force the pressing rod to rotate, so that the pressing rod drives the extrusion ball to extrude the puncture position, and the extrusion ball heats and seals the puncture hole, so that the puncture hole is sealed, rainwater or moisture is prevented from entering, safety accidents such as electric leakage are avoided, and meanwhile, the service life of a cable is prolonged.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a power transformer.
Background
A power transformer is a device for measuring and monitoring current and voltage in a power system, which is one of important transformer types in the power system, converts high current or high voltage into low current or low voltage by an electromagnetic induction principle, and provides accurate measurement values for protection, control and measurement.
The invention discloses a busbar type puncture transformer in Chinese patent application with an authorized bulletin number of CN214588419U, which comprises a transformer body, wherein the transformer body is C-shaped, an opening of the transformer body is a cable placing platform to be tested, a C-shaped energy taking iron core coil is arranged in the transformer body, the transformer body is provided with a puncture probe which is arranged oppositely and used for measuring temperature and taking electricity and a fastening adjusting block which can stretch out and draw back relative to the transformer body, and the fastening adjusting block penetrates through the other end of the transformer body and is provided with an adjusting rod and an adjusting hand wheel; the transformer of this patent application carries out the self-power through setting up C type and gets can iron core coil, and the setting of C type has also made things convenient for putting into of cable, and secondly adopts the mode of puncture probe, detects the product of treating that is surveyed fast under the cooperation of relative body telescopic adjustment mechanism, and its simple structure, powerful, convenient to use are suitable for the long-time measurement that the scene is wide to be applicable to the electric current, applicable various model busbar installations.
Above-mentioned patent is mainly to the transformer detect the product of treating that the cooperation of relative body telescopic adjustment mechanism is quick, can puncture the cable of different thickness simultaneously, improves the suitability of device, but can leave a puncture breach on the cable when the transformer is taken down, nevertheless does not in time shutoff to the breach and leads to the rainwater to get into easily, thereby leads to the electric leakage to cause the incident easily to reduce the security of use, reduce the life of cable simultaneously easily.
Disclosure of Invention
The invention provides a power transformer, which aims to solve the problems that rainwater is easy to enter due to the fact that a notch is not plugged in time in the related technology, electric leakage is easy to cause safety accidents, and the use safety is reduced.
The invention relates to a power transformer, comprising:
the cable is arranged between the base and the gland, a driving assembly is arranged in the base, and a first driving wheel and a second driving wheel are arranged in the base;
the extrusion assembly is arranged on the base in a lifting manner and is used for fixing the cable;
the puncture needle can be arranged in the base in a lifting manner, the driving assembly can drive the puncture needle to lift, a deflector rod is rotatably arranged on the periphery side of the puncture needle, and the deflector rod can force the inclined rod to be connected with the first driving wheel;
the plugging piece is arranged on the outer peripheral side of the puncture needle in a threaded fit manner, the rubber sleeve is arranged at the bottom of the plugging piece, the plugging piece can be left inside the cable, and the rubber sleeve is left outside the cable to plug the puncture hole;
the inclined rod is movably arranged in the base, a pressing rod is rotatably arranged in the base and is in transmission connection with the pressing rod, one end of the pressing rod is provided with a pressing ball, and the pressing ball can heat the rubber sleeve;
the electric transmission assembly is arranged in the base and can drive the inclined rod and the puncture needle to be connected with the first driving wheel or the second driving wheel.
The electric transformer provided by the invention has the advantages that the puncture hole is plugged, the entry of rainwater or moisture is avoided, the occurrence of safety accidents such as electric leakage and the like is avoided, and the service life of a cable is prolonged.
Preferably, the fixing bolt is installed at the top of gland, and fixing bolt can extend into the inside of base, and extrusion subassembly includes extrusion bolt and extrusion piece, and the extrusion bolt interval sets up in the inside of base to extrusion bolt can go up and down in the inside of base.
Preferably, the periphery side axial symmetry of extrusion bolt is provided with the slide, and the extrusion piece sets up at the top of extrusion bolt, and the inside of base is provided with the ring gear, and the ring gear cooperates with the slide on the extrusion piece simultaneously, and the inside slip of base is provided with the movable block, and movable groove has been seted up to the inside of movable block, and rack is installed to one side outer wall of movable block, and rack and ring gear mesh.
Preferably, the driving assembly comprises a knob and a first driving wheel, the knob is rotationally arranged in the moving block, the first driving wheel is fixedly arranged on the knob, the puncture needle is slidably arranged in the knob, threads are formed on the outer periphery side of the puncture needle close to the lower position, a nut is arranged on the outer periphery side of the puncture needle, the nut is fixedly arranged in the moving block, and the moving block is arranged above the knob so that the nut is matched with the threads at the bottom of the puncture needle.
Preferably, a second driving wheel is fixedly arranged on the outer peripheral side of the knob, the second driving wheel is positioned above the first driving wheel, driving teeth on the second driving wheel and the first driving wheel are oppositely arranged, an inclined plate is arranged in the second driving wheel, and a rotating ring can be arranged above the second driving wheel in a lifting mode.
Preferably, the spout has radially been seted up to rotatory ring inside, and the inside slip of spout is provided with the slider, and the bottom fixed mounting of slider has the fixture block, and the fixture block is rectangular shaped plate massive, has seted up the chute on the fixture block to the swash plate is located the chute, and swash plate and chute both mutually support.
Preferably, the annular groove is formed in the outer peripheral side of the rotating ring, the electromagnetic rod is installed on the outer peripheral side of the rotating ring and is arranged inside the annular groove in a sliding mode, the telescopic rod is installed on the outer wall of the electromagnetic rod, and one end of the telescopic rod is fixedly connected with the inclined rod.
Preferably, the movable block is internally provided with a linkage wheel, and one end of the inclined rod is positioned in the linkage wheel.
Preferably, a compression bar is arranged in the linkage wheel, and a compression ball is arranged at one end of the compression bar.
Preferably, the outer circumference side of the puncture needle is rotatably provided with a lantern ring, and the deflector rod is arranged on the outer circumference side of the lantern ring.
Compared with the prior art, the invention has the beneficial effects that:
1. when the electric power system needs to be measured and monitored, after the cable passes through the base and the perforation on the pressure cover, the extrusion component ascends to extrude the cable, thereby the cable is abutted against the inner wall of the perforation, the cable is fixed, the driving component can drive the puncture needle and the plugging piece to rotate and move upwards, thereby the puncture needle and the plugging piece penetrate into the cable, the puncture needle is electrified to drive the electric transmission component, the electric transmission component can enable the inclined rod to slide and be connected with the driving component, the puncture needle is separated from the driving component, the driving component can drive the inclined rod to force the pressing rod to rotate, the pressing rod drives the extrusion ball to extrude the puncture position, and after the use of the mutual inductor is finished, the driving component drives the puncture needle to rotate anticlockwise, as the cable skin extrudes the plugging piece, the puncture needle rotates and descends in the plugging piece, the puncture needle descends to drive the inclined rod, the inclined rod slides and is connected with the driving component, and the inclined rod is driven to rotate again, the pressing rod is driven to drive the pressing rod to drive the extrusion ball to extrude the puncture position, the puncture ball is prevented from being extruded, the puncture hole is prevented from being leaked, and the puncture hole is prevented from being heated, and the like.
Drawings
Fig. 1 is an overall view of the present invention.
Fig. 2 is a schematic view of the structure of the perforation in the present invention.
Fig. 3 is a schematic view of the structure of the compression bolt in the present invention.
Fig. 4 is a schematic view of the structure of the extrusion of the present invention.
Fig. 5 is a schematic view of the structure of a moving block in the present invention.
Fig. 6 is a schematic view of the structure of the knob in the present invention.
Fig. 7 is a schematic view of the structure of the closure member of the present invention.
Fig. 8 is a schematic view of the structure of the diagonal member of the present invention.
Fig. 9 is a schematic structural view of the first driving wheel in the present invention.
Fig. 10 is a schematic view of the structure of the nut of the present invention.
Fig. 11 is an enlarged view of fig. 10 a in accordance with the present invention.
Reference numerals:
10. a base; 11. a gland; 12. a fixing bolt; 13. perforating; 20. extruding the bolt; 21. a slideway; 22. an extrusion; 23. a toothed ring; 30. a moving block; 31. a rack; 32. a movable groove; 33. a nut; 40. a knob; 41. a puncture needle; 42. a blocking member; 44. a first driving wheel; 45. a second driving wheel; 46. a rotating ring; 47. an electromagnetic rod; 48. a telescopic rod; 50. a diagonal rod; 51. a linkage wheel; 52. a compression bar; 53. extruding the ball; 54. a top block; 60. a first chute; 61. a second chute; 70. a clamping block; 71. a chute; 72. a sloping plate; 73. a slide block; 74. a chute; 80. a collar; 81. a deflector rod; 90. rubber sleeve.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 11, the electric transformer of the present invention comprises a base 10, a pressing cover 11, an extrusion component, a puncture needle 41, a blocking piece 42, a deflector 81, an inclined rod 50 and a transmission component, wherein the pressing cover 11 is hinged at the top of the base 10, the opposite sides of the base 10 and the pressing cover 11 are respectively provided with a perforation 13, the perforation 13 on the base 10 is semi-cylindrical, the perforation 13 on the pressing cover 11 is semi-cylindrical, the two perforations 13 are combined to form a cylindrical shape, so that a cable penetrates through the two perforations 13 and is positioned between the two perforations 13, the extrusion component is lifted and arranged in the base 10, the extrusion component is used for fixing the cable, the puncture needle 41 can be lifted and arranged in the base 10, the driving component is arranged in the base 10 and can drive the puncture needle 41 to lift, the blocking piece 42 is in threaded fit with the outer periphery of the puncture needle 41, the deflector 81 is rotatably arranged at the outer periphery of the puncture needle 41, the electric transmission component is arranged in the base 10, the inclined rod 50 can be movably arranged in the base 10, the transmission component can drive the inclined rod 50 and the inclined rod 41 and the puncture needle 41 to be connected with the driving component or the driving component to the puncture needle 52, and the pressing rod 52 can be rotatably arranged in the base 52 and the top of the pressing rod 52 is connected with the inclined rod 52.
When a power system is required to be measured and monitored, after a cable passes through the base 10 and the perforation 13 on the gland 11, the extrusion component ascends to extrude the cable, so that the cable is abutted against the inner wall of the perforation 13, the cable is fixed, the driving component can drive the puncture needle 41 and the plugging piece 42 to rotate and move upwards, so that the puncture needle 41 and the plugging piece 42 penetrate into the cable, the puncture needle 41 is electrified to drive the electric transmission component, the electric transmission component can enable the inclined rod 50 to slide and be connected with the driving component, the puncture needle 41 is separated from the driving component, the driving component can drive the inclined rod 50 to force the press rod 52 to rotate, the press rod 52 drives the extrusion ball 53 to extrude the puncture position, and when the driving component drives the puncture needle 41 to rotate anticlockwise after the transformer is used, the cable is used, the puncture needle 41 rotates anticlockwise, the puncture needle 41 rotates and descends in the plugging piece 42, the puncture needle 41 descends to drive the deflector 81, the inclined rod 50 is descended to extrude the inclined rod 50, the inclined rod 50 is enabled to slide and the press rod 50 to be connected with the drive rod 52 to press the extrusion ball 53, or the other parts are prevented from being extruded, and the accident of the sealing ball is avoided, and the accident is avoided from being caused, and the rotation of the inclined rod is prevented from being extruded and the rotation of the cable is caused by the sealing ball.
In order to further explain how to seal the puncture hole after the use of the transformer is finished, rainwater or moisture is prevented from entering, and the method is described in detail below.
As shown in fig. 1 to 3, a fixing bolt 12 is installed at the top of a pressing cover 11, and the fixing bolt 12 may extend into the interior of a base 10, the fixing bolt 12 may fixedly connect the pressing cover 11 with the base 10, the pressing assembly includes a pressing bolt 20 and a pressing member 22, the two pressing bolts 20 are disposed at intervals in the interior of the base 10, and the pressing bolt 20 may be lifted in the interior of the base 10, slide rails 21 are axially and symmetrically disposed at the outer periphery of the pressing bolt 20, the pressing member 22 is disposed at the top of the pressing bolt 20, a toothed ring 23 is disposed in the interior of the base 10, and the toothed ring 23 is in threaded engagement with the pressing member 22, and at the same time, the toothed ring 23 is engaged with the slide rails 21 on the pressing member 22, so that rotating the pressing bolt 20 may drive the toothed ring 23 to rotate in the interior of the base 10, and the pressing bolt 20 may lift in the interior of the base 10, thereby lifting the pressing member 22 to bottom the cable, and simultaneously pushing the cable against the inner wall of a perforated hole 13.
As shown in fig. 3 to 6, a moving block 30 is slidably disposed in the base 10, a movable slot 32 is formed in the moving block 30, a rack 31 is mounted on an outer wall of one side of the moving block 30, and the rack 31 is meshed with the toothed ring 23, so that the toothed ring 23 rotates to drive the rack 31 to move, the rack 31 moves to drive the moving block 30 to move, the moving block 30 is made to approach to a cable, and the puncture position can be adjusted according to cables with different thicknesses.
As shown in fig. 6 to 8, the driving assembly includes a knob 40 and a first driving wheel 44, the knob 40 is rotatably disposed in the interior of the moving block 30, and the rotating end of the knob 40 is located below the moving block 30, the first driving wheel 44 is fixedly disposed on the knob 40, a puncture needle 41 is slidably disposed in the interior of the knob 40, and a thread is provided on an outer circumferential side of the puncture needle 41 near the lower position, a nut 33 is mounted on an outer circumferential side of the puncture needle 41, and the nut 33 is fixedly disposed in the interior of the moving block 30, and the moving block 30 is located above the knob 40, so that the nut 33 can be engaged with the thread at the bottom of the puncture needle 41.
As shown in fig. 9 to 11, the second driving wheel 45 is fixedly mounted on the outer peripheral side of the knob 40, the second driving wheel 45 is located above the first driving wheel 44, the driving teeth of the second driving wheel 45 and the driving teeth of the first driving wheel 44 are arranged oppositely, the inclined plate 72 is arranged in the second driving wheel 45, the rotating ring 46 is arranged above the second driving wheel 45 in a lifting mode, the sliding groove 74 is radially formed in the rotating ring 46, the sliding block 73 is slidably arranged in the sliding groove 74, the clamping block 70 is fixedly mounted at the bottom of the sliding block 73, the clamping block 70 is in a cuboid plate shape, the inclined groove 71 is formed in the clamping block 70, the inclined plate 72 is located in the inclined groove 71, the inclined plate 72 and the inclined groove 71 are matched with each other, and the puncture needle 41 and the plugging piece 42 are made of conductive metal materials.
The first chute 60 is vertically opened on the periphery side of the knob 40, the clamping block 70 is located inside the first chute 60, so that the second driving wheel 45 and the rotary ring 46 are driven to rotate when the knob 40 rotates, the second chute 61 is vertically opened on the periphery side of the puncture needle 41, when the clamping block 70 is located inside the second chute 61, the knob 40 drives the puncture needle 41 to rotate, the puncture needle 41 is rotationally matched with the nut 33, the puncture needle 41 moves upwards, the puncture needle 41 and the plugging piece 42 move upwards to penetrate into the cable, heat is generated on the outer wall of the plugging piece 42 after the puncture, the cable skin is heated, the cable skin is tightly attached to the outer wall of the plugging piece 42, and then the puncture needle 41 is electrically conductive, so that the transformer is electrified.
As shown in fig. 6 to 11, a ring groove is formed in the outer peripheral side of the rotary ring 46, an electromagnetic rod 47 is mounted on the outer peripheral side of the rotary ring 46, and the electromagnetic rod 47 is slidably disposed in the ring groove, so that the electromagnetic rod 47 can slide in the ring groove when the rotary ring 46 rotates, a telescopic rod 48 is mounted on the outer wall of the electromagnetic rod 47, and one end of the telescopic rod 48 is fixedly connected with the inclined rod 50.
After the puncture needle 41 conducts electricity to enable the transformer to be electrified, an electromagnetic block is arranged in the moving block 30 and is located above the electromagnetic rod 47, so that the electromagnetic rod 47 is attracted, the electromagnetic rod 47 drives the rotating ring 46 to move upwards, the rotating ring 46 moves upwards to drive the clamping block 70 to move upwards, and the clamping block 70 is separated from the inside of the second sliding groove 61 while the clamping block 70 moves upwards due to the mutual matching of the inclined plate 72 and the inclined groove 71, and meanwhile, the rotating ring 46 moves upwards to drive the inclined rod 50 to ascend, so that transmission teeth at one end of the inclined rod 50 are meshed with the second transmission wheel 45.
As shown in fig. 7, the two ends of the diagonal rod 50 are provided with driving teeth, when the diagonal rod 50 ascends and then is meshed with the driving teeth on the second driving wheel 45, a linkage wheel 51 is arranged in the moving block 30, one end of the diagonal rod 50 is located in the linkage wheel 51, a press rod 52 is arranged in the linkage wheel 51, the press rod 52 is in sliding connection with two sleeves, the two sleeves are supported by springs, so that the press rod 52 can stretch and retract when a cable is extruded, the interior of the linkage wheel 51 is a conical gear, the linkage wheel 51 can be in driving connection with the diagonal rod 50, the press rod 52 is guaranteed to rotate around the linkage wheel 51 as a circle center, an extrusion ball 53 is arranged at one end of the press rod 52, and a heating unit is arranged in the extrusion ball 53, so that the rubber sleeve 90 is heated and melted.
When the knob 40 is rotated again, at this time, the knob 40 drives the second driving wheel 45 to rotate, the second driving wheel 45 rotates to drive the inclined rod 50 to rotate, the inclined rod 50 rotates to drive the linkage wheel 51 to drive the pressing rod 52 to rotate, and the pressing rod 52 rotates to drive the pressing ball 53 to press the puncture position, so that the cable skin is tightly attached to the outer wall of the blocking piece 42, and moisture is prevented from entering the cable.
As shown in fig. 4, the rubber sleeve 90 is installed at the bottom of the blocking member 42, the collar 80 is rotatably provided at the outer circumferential side of the puncture needle 41, the deflector rod 81 is installed at the outer circumferential side of the collar 80, and the deflector rod 81 is located in the movable slot 32, so that the deflector rod 81 can move up and down in the moving block 30 more stably, the top block 54 is installed at the outer wall of the inclined rod 50, after the use of the transformer is finished, the control unit in the moving block 30 stops supplying power to the electromagnetic block, so that the magnetic force of the electromagnetic block in the moving block 30 disappears, the electromagnetic rod 47 moves downwards under the self gravity, the clamping block 70 enters the second sliding slot 61 again, the puncture needle 41 is driven to rotate anticlockwise, and simultaneously moves downwards out of the cable, and the cable is tightly attached to the blocking member 42 due to the heating of the blocking member 42, so that the puncture needle 41 rotates and descends in the cable blocking member 42, so that the puncture needle 42 is kept at the puncture hole 90.
When the puncture needle 41 descends and drives the deflector 81 to descend, the deflector 81 descends and extrudes the top block 54, the top block 54 is forced to move downwards, the top block 54 moves to drive the inclined rod 50 to move downwards, the inclined rod 50 moves to the position of the first driving wheel 44, the driving teeth at one end of the inclined rod 50 are meshed with the first driving wheel 44, the rotary knob 40 drives the first driving wheel 44 and the inclined rod 50 to rotate, meanwhile, the inclined rod 50 rotates to drive the linkage wheel 51 to drive the press rod 52 to rotate, the press rod 52 rotates to drive the extrusion ball 53 to extrude the rubber sleeve 90, the extrusion ball 53 can heat and melt the rubber sleeve 90, so that the rubber sleeve 90 seals the puncture hole, entry of rainwater or moisture is avoided, safety accidents such as electric leakage are avoided, and meanwhile, the service life of a cable is prolonged.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (4)
1. A power transformer, comprising:
the cable wire feeder comprises a base (10), wherein a pressing cover (11) is hinged to the top of the base (10), perforations (13) are formed in the base (10) and the pressing cover (11) so that the cable wire can penetrate between the base (10) and the pressing cover (11) through the perforations (13), a driving assembly is arranged in the base (10), and a first driving wheel (44) and a second driving wheel (45) are arranged in the base (10);
the extrusion assembly is arranged on the base (10) in a lifting manner and is used for fixing the cable;
the puncture needle (41) can be arranged in the base (10) in a lifting manner, the driving assembly can drive the puncture needle (41) to lift, a deflector rod (81) is rotatably arranged on the peripheral side of the puncture needle (41), and the deflector rod (81) can force the inclined rod (50) to be connected with the first driving wheel (44); both ends of the inclined rod (50) are provided with transmission teeth;
the plugging piece (42) is arranged on the outer peripheral side of the puncture needle (41) in a threaded fit manner, the rubber sleeve (90) is arranged at the bottom of the plugging piece (42), the plugging piece (42) can be left inside the cable, and the rubber sleeve (90) is left outside the cable to plug the puncture hole;
the inclined rod (50) is movably arranged in the base (10), a pressing rod (52) is rotatably arranged in the base (10), the inclined rod (50) is in transmission connection with the pressing rod (52), a pressing ball (53) is arranged at one end of the pressing rod (52), and the pressing ball (53) can heat the rubber sleeve (90);
the top of the gland (11) is provided with a fixing bolt (12), the fixing bolt (12) can extend into the base (10), the extrusion assembly comprises an extrusion bolt (20) and an extrusion piece (22), the extrusion bolt (20) is arranged in the base (10) at intervals, and the extrusion bolt (20) can be lifted in the base (10);
the outer circumference of the extrusion bolt (20) is axially and symmetrically provided with sliding ways (21), the extrusion piece (22) is arranged at the top of the extrusion bolt (20), the inside of the base (10) is provided with a toothed ring (23), meanwhile, the toothed ring (23) is matched with the sliding ways (21) on the extrusion piece (22), the inside of the base (10) is slidably provided with a moving block (30), the inside of the moving block (30) is provided with a movable groove (32), the deflector rod (81) is positioned in the movable groove (32), one side outer wall of the moving block (30) is provided with a rack (31), and the rack (31) is meshed with the toothed ring (23);
the driving assembly comprises a knob (40) and a first driving wheel (44), the knob (40) is rotationally arranged in the moving block (30), the first driving wheel (44) is fixedly arranged on the knob (40), the puncture needle (41) is slidably arranged in the knob (40), threads are formed on the outer periphery side, close to the lower position, of the puncture needle (41), a nut (33) is arranged on the outer periphery side of the puncture needle (41), the nut (33) is fixedly arranged in the moving block (30), and the nut (33) is positioned above the knob (40) so that the nut (33) is matched with the threads at the bottom of the puncture needle (41);
a second driving wheel (45) is fixedly arranged on the outer peripheral side of the knob (40), the second driving wheel (45) is positioned above the first driving wheel (44), driving teeth on the second driving wheel (45) and the first driving wheel (44) are oppositely arranged, an inclined plate (72) is arranged in the second driving wheel (45), and a rotating ring (46) can be arranged above the second driving wheel (45) in a lifting manner;
a chute (74) is radially formed in the rotary ring (46), a sliding block (73) is arranged in the chute (74) in a sliding manner, a clamping block (70) is fixedly arranged at the bottom of the sliding block (73), the clamping block (70) is rectangular plate-shaped, a chute (71) is formed in the clamping block (70), the inclined plate (72) is positioned in the chute (71), and the inclined plate (72) and the chute (71) are mutually matched;
the outer peripheral side of the rotary ring (46) is provided with a ring groove, the outer peripheral side of the rotary ring (46) is provided with an electromagnetic rod (47), the electromagnetic rod (47) is arranged in the ring groove in a sliding manner, the outer wall of the electromagnetic rod (47) is provided with a telescopic rod (48), and one end of the telescopic rod (48) is fixedly connected with the inclined rod (50);
the electromagnetic block is arranged in the moving block (30), the electromagnetic block is located above the electromagnetic rod (47), and after the use of the transformer is finished, the power supply of the electromagnetic block is stopped by a control unit in the moving block (30).
2. A power transformer according to claim 1, characterized in that the moving block (30) is internally provided with a linkage wheel (51), and that one end of the diagonal rod (50) is located inside the linkage wheel (51).
3. A power transformer according to claim 2, characterized in that the inside of the linkage wheel (51) is provided with a pressing rod (52), and that one end of the pressing rod (52) is provided with a pressing ball (53).
4. A power transformer according to claim 1, characterized in that the outer peripheral side of the puncture needle (41) is rotatably provided with a collar (80), and the lever (81) is provided on the outer peripheral side of the collar (80).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311267219.3A CN117012504B (en) | 2023-09-28 | 2023-09-28 | Electric power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311267219.3A CN117012504B (en) | 2023-09-28 | 2023-09-28 | Electric power transformer |
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| Publication Number | Publication Date |
|---|---|
| CN117012504A CN117012504A (en) | 2023-11-07 |
| CN117012504B true CN117012504B (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311267219.3A Active CN117012504B (en) | 2023-09-28 | 2023-09-28 | Electric power transformer |
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| Country | Link |
|---|---|
| CN (1) | CN117012504B (en) |
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| WO2020133598A1 (en) * | 2018-12-28 | 2020-07-02 | 江苏英曼电子工业有限公司 | Cable clamping device and electric plug connector with same |
| CN211088066U (en) * | 2020-01-18 | 2020-07-24 | 山东元星电子有限公司 | Split type puncture current transformer |
| CN111755229A (en) * | 2020-07-15 | 2020-10-09 | 福建安顺变压器有限公司 | Dry-type transformer with overload alarm system inside |
| CN112536997A (en) * | 2020-10-30 | 2021-03-23 | 李可文 | Lamp hot plate mold capable of being heated uniformly and saving energy |
| CN214588419U (en) * | 2021-04-22 | 2021-11-02 | 湖北夏森电力有限公司 | Busbar type puncture mutual inductor |
| CN114336095A (en) * | 2022-01-04 | 2022-04-12 | 成都汉度科技有限公司 | Insulating puncture fastener |
| CN115424817A (en) * | 2022-09-22 | 2022-12-02 | 郑州市凯贝特互感器有限公司 | Outdoor combined mutual inductor |
| CN116632567A (en) * | 2023-04-03 | 2023-08-22 | 贵州电网有限责任公司 | High-conductivity wire clamp |
-
2023
- 2023-09-28 CN CN202311267219.3A patent/CN117012504B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001102108A (en) * | 1999-09-30 | 2001-04-13 | Ozeki Chemical Industry Co Ltd | Connection device for heat generating calbles and connecting tool |
| CN205790647U (en) * | 2016-05-19 | 2016-12-07 | 浙江诚琳电力科技有限公司 | A kind of insulation puncture line clamping with temperature rise alarm function |
| WO2020133598A1 (en) * | 2018-12-28 | 2020-07-02 | 江苏英曼电子工业有限公司 | Cable clamping device and electric plug connector with same |
| CN211088066U (en) * | 2020-01-18 | 2020-07-24 | 山东元星电子有限公司 | Split type puncture current transformer |
| CN111755229A (en) * | 2020-07-15 | 2020-10-09 | 福建安顺变压器有限公司 | Dry-type transformer with overload alarm system inside |
| CN112536997A (en) * | 2020-10-30 | 2021-03-23 | 李可文 | Lamp hot plate mold capable of being heated uniformly and saving energy |
| CN214588419U (en) * | 2021-04-22 | 2021-11-02 | 湖北夏森电力有限公司 | Busbar type puncture mutual inductor |
| CN114336095A (en) * | 2022-01-04 | 2022-04-12 | 成都汉度科技有限公司 | Insulating puncture fastener |
| CN115424817A (en) * | 2022-09-22 | 2022-12-02 | 郑州市凯贝特互感器有限公司 | Outdoor combined mutual inductor |
| CN116632567A (en) * | 2023-04-03 | 2023-08-22 | 贵州电网有限责任公司 | High-conductivity wire clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117012504A (en) | 2023-11-07 |
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