CN118294710A - Outdoor combined transformer and use method thereof - Google Patents
Outdoor combined transformer and use method thereof Download PDFInfo
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- CN118294710A CN118294710A CN202410721479.1A CN202410721479A CN118294710A CN 118294710 A CN118294710 A CN 118294710A CN 202410721479 A CN202410721479 A CN 202410721479A CN 118294710 A CN118294710 A CN 118294710A
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- 230000008569 process Effects 0.000 claims description 12
- 230000001960 triggered effect Effects 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
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Abstract
The invention relates to the technical field of outdoor transformers. The invention discloses an outdoor combined transformer and a use method thereof, wherein the outdoor combined transformer comprises an upper shell, a lower shell with the shape complementary with the lower shell is arranged at the lower part of the upper shell, the side ends of the upper shell and the lower shell are hinged, a wire placing groove is arranged in the middle of one side of the upper shell and the lower shell, the upper part of the wire placing groove is positioned at the bottom of the upper shell, the lower part of the wire placing groove is positioned at the top of the lower shell, bolt holes on the upper shell and the lower shell are communicated up and down, and a fixing bolt is arranged at the bolt holes on the two sides of the upper shell; the invention adopts the separable combined type transformer shell, can assemble and disassemble the cable and the transformer without power failure, has foolproof structural design, and can force operators to assemble and disassemble the cable into the wire placing groove on the transformer according to the using steps, thereby avoiding the unexpected situation during assembly and disassembly or use.
Description
Technical Field
The invention relates to the technical field of outdoor transformers, in particular to an outdoor combined transformer and a use method thereof.
Background
The transformer is also called as an instrument transformer, and is a generic term of a current transformer and a voltage transformer. The intelligent transformer has the advantages that the high voltage can be changed into low voltage and large current into small current, the structure is simple, the operation is convenient, along with the continuous development of technology, the requirements of people on the manufacturing process of the dry combined transformer are higher and higher, currently, the intelligent transformation of a power grid is promoted in a nationwide range, a large amount of current and voltage transformers are required to be added in a circuit for signal acquisition, the traditional transformers lack of a design capable of being charged and assembled, and therefore, the operation can be performed only by power outage, the inconvenience is brought to production and life due to frequent and long time consumption of power outage in the intelligent transformation process, and the normal operation of a power system is influenced, so that the transformer capable of being charged and assembled is required;
The utility model provides an outdoor combination transformer of publication number CN115424817B, the transformer includes the upper casing, lower casing, electric current binding post, voltage binding post and voltage get the electricity pjncture needle, upper casing and lower casing are articulated, be provided with the upper core in the upper casing, be provided with down the iron core in the lower casing, electric current binding post and voltage binding post all set up in lower casing, electric puncture needle is got with voltage to voltage binding post is connected, electric puncture needle setting is got in lower casing to voltage, still be provided with on the lower casing and get electric needle drive arrangement, lower casing upper end is provided with down logical groove, the upper casing lower extreme is provided with logical groove down, logical groove is the arc down, including lower horizontal part and lower arc portion down, lower arc portion is located lower horizontal part both sides, upward logical groove is the arc, including upper horizontal part and last arc portion, upper arc portion is located upper horizontal part both sides. The intelligent power grid is reasonable in structure, can be used in an outdoor environment, can collect current and voltage signals at the same time, can be installed in an electrified mode, and is suitable for requirements of intelligent power grid transformation, rural power grid transformation and the like;
However, in this application, a separable combined transformer housing is adopted, and the cable and the transformer can be disassembled without power failure, but the application lacks fool-proof design, under normal use conditions, the upper cover and the lower cover of the transformer are required to be separated, the cable passes through a wire placing slot on the transformer, then the upper cover and the lower cover of the transformer are closed, after the upper cover and the lower cover are fixed, the power taking needle is controlled to extend out to puncture and take power from the cable, after the power taking is completed, the steps are reversely operated, so that the whole set of cable and the transformer are assembled and disassembled, but the steps in this application are mutually independent, and an operator cannot be guided to operate according to the steps, and the problems caused by the conditions are as follows: forgetting to retract and get the electric needle after getting the electricity and accomplishing, perhaps lead to the cable to be directly by getting the electric needle puncture when placing the cable next time, and the puncture position appears the deviation, perhaps forget after placing the cable and forget the fixed state of going up lower casing and lock the scheduling problem, in order to avoid the emergence of above-mentioned condition, lack one kind and have foolproof structural design, can force operating personnel to load and unload the cable on the mutual-inductor according to the step of use to avoid the outdoor combination mutual-inductor that appears unexpected when loading and unloading or use.
Disclosure of Invention
The invention aims to provide an outdoor combined transformer and a use method thereof, which are used for solving the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: the upper shell is hinged with the side ends of the lower shell, a wire placing groove is formed in the middle of one side of the upper shell and the lower shell, the upper part of the wire placing groove is positioned at the bottom of the upper shell, and the lower part of the wire placing groove is positioned at the top of the lower shell;
the two sides of the upper shell and the lower shell are respectively provided with a bolt hole, the bolt holes on the upper shell and the lower shell are communicated up and down, the bolt holes on the two sides of the upper shell are respectively provided with a fixing bolt, and the fixing bolts respectively penetrate through the bolt holes on the upper shell and the lower shell to be connected with the fixing bolts through threads;
One side of the interior of the upper shell is provided with a cover closing unlocking component, the other side of the interior of the upper shell is provided with a cable limiting component, one side of the interior of the lower shell is provided with a puncture component, the puncture assembly is vertically provided with an electricity taking needle, a through hole is formed in the middle of the upper wire groove of the lower shell, the top end of the electricity taking needle corresponds to the position of the through hole, and the other side of the inner part of the lower shell is provided with a puncture unlocking fool-proof assembly.
Preferably, the cover closing unlocking assembly comprises an unlocking block, a first spring, a first gear, a second gear, a rotating shaft, a tooth slot rod and a closing plate, wherein a sliding groove extending vertically upwards is formed in the bottom of the upper shell, the unlocking block is arranged in the sliding groove and is in sliding fit with the sliding groove up and down, the first spring is arranged in the sliding groove, and the upper end and the lower end of the first spring are respectively connected with the top of the unlocking block in the sliding groove;
One side of sliding tray is equipped with the mounting groove, the both ends of rotation axis rotate with the both ends of mounting groove respectively and are connected, one side of unlocking piece passes the sliding tray and vertically is equipped with a row of tooth, first gear sets up the middle part at the rotation axis, and the tooth meshing of first gear and unlocking piece side, the second gear is equipped with two, two the second gear symmetry sets up the both ends at the rotation axis, the tooth's socket pole is equipped with two, two tooth's socket pole symmetry sets up in two second gears below and with the top sliding connection of mounting groove, and every tooth's socket pole respectively with a second gear meshing, the closure board is equipped with two, every one side of tooth's socket pole all is equipped with a closure board, and the closure board passes the bottom closure of the bolt hole on the side of mounting groove to the last casing.
Preferably, the cable spacing subassembly includes bearing housing, clamp plate, stopper and second spring, bearing housing and clamp plate all are equipped with two, two the bearing housing overlaps respectively to be established at the middle part of two fixing bolt rather than normal running fit, every the side of bearing housing all is equipped with a clamp plate, and the clamp plate passes the side of bolt hole rather than upper and lower sliding connection, the inside part that is located wire casing top of going up is equipped with the fluting, the second spring sets up at the inside top of fluting, the top of stopper and the bottom fixed connection of second spring, the both sides and the grooved side of stopper sliding connection from top to bottom, the position that goes up casing bottom and stopper bottom both ends correspond is equipped with the trompil, and two clamp plates are located the stopper top both ends directly over.
Preferably, the puncture assembly comprises a mounting cavity, a threaded rod, an adjusting button, a sliding trapezoidal block and a matching trapezoidal block, wherein the mounting cavity is arranged in the lower shell, the sliding trapezoidal block is arranged in the mounting cavity and is transversely connected with the sliding trapezoidal block in a sliding mode, the threaded rod horizontally penetrates through two sides of the lower shell and is connected with the threaded rod in a rotating mode, the threaded rod penetrates through the sliding trapezoidal block and is connected with the threaded rod in a threaded mode, the adjusting button is arranged at one end of the outer portion of the lower shell, the matching trapezoidal block is vertically arranged in the mounting cavity and is connected with the side end in a sliding mode, the bottom of the matching trapezoidal block is provided with a matched bevel edge, the matching trapezoidal block is connected with one side of the sliding trapezoidal block in a sliding mode, and the electric needle is vertically arranged at the top of the matching trapezoidal block.
Preferably, the puncture unblock is prevented slow-witted subassembly and is equipped with two, two puncture unblock is prevented slow-witted subassembly symmetry and is set up in one side of installation cavity inside, puncture unblock is prevented slow-witted subassembly and is included trigger piece, third spring, connecting rod, drive block, movable block, dead lever and baffle, the third spring sets up the bottom in the bolt hole on lower casing, trigger piece setting is connected at the bolt hole and bottom and the top of third spring, the one end of connecting rod passes bolt hole and upper and lower sliding connection thereof, the drive block level sets up at the top of the connecting rod other end and with the lateral side transverse sliding connection of installation cavity, the movable block is vertical to be set up in one side of drive block, and the bottom of movable block is equipped with the hypotenuse that agrees with the lateral side of drive block, the movable block is connected with the lateral side of installation cavity from top to bottom of movable block, the bottom of baffle is connected with the other end of dead lever, and the baffle is located one side of the through-hole on the lower casing.
Preferably, the lower part of the fixing bolt is provided with a locking block, the outer side of the locking block is uniformly provided with a plurality of concave parts in a circular shape, and two ends of one side of the sliding trapezoidal block, which is close to the locking block, are provided with clamping rods.
Preferably, the lower shell is equipped with the slide rail of vertical setting in one side of adjusting knob, be provided with on the slide rail and shelter from the lid, and shelter from the lid and cover in the outside of adjusting knob, and shelter from lid and slide connection about the slide rail.
Preferably, the method for using the outdoor combined transformer comprises the following steps:
S1: in the initial state, two fixing bolts are positioned in the bolt holes of the upper shell, the bottoms of the bolt holes of the upper shell are in a closed state, the fixing bolts cannot penetrate through the bolt holes of the upper shell to enter the bolt holes of the lower shell, and an electricity taking needle in the lower shell is in a locking state and cannot penetrate through the through holes of the lower shell;
S2: firstly, placing a cable at a wire placing groove of a lower shell, controlling the upper shell to turn downwards, enabling the upper shell and the lower shell to form a complete transformer shell, and enabling the cable to be positioned in the wire placing groove in the middle of the upper shell and the lower shell to finish assembly of the cable;
S3: when the upper shell and the lower shell are combined, the cover closing unlocking component is triggered to release the closed state of the bottom of the bolt hole on the upper shell, then the fixing bolts are rotated, so that the two fixing bolts penetrate through the bolt holes communicated with the upper shell and the lower shell, the upper shell and the lower shell are stably combined together, and the fixing bolts move, and meanwhile, the cable limiting component is driven to limit a cable in the wire placing groove, so that the cable is prevented from being displaced in the power taking or using process;
S4: when the bottom of the fixing bolt is contacted with the bottom of the bolt hole on the lower shell, the puncture unlocking fool-proof assembly is triggered to work, so that the locking state of the puncture assembly is relieved, the puncture assembly is further controlled to drive the electricity taking needle to move upwards to pass through the through hole, and the cable is punctured to acquire a voltage signal, so that the collection of current and voltage signals in the low-voltage cable is realized;
S5: when the cable is required to be disassembled in a charged way, the steps are reversely operated, the power taking needle is controlled to descend to separate from the cable, then the fixing bolt is rotated to separate from the bolt hole on the lower shell, the fixing bolt is separated and locked through the puncture unlocking fool-proof assembly, then the upper shell is turned to be far away from the lower shell, the cover closing unlocking assembly is triggered to close the bottom of the bolt hole on the upper shell when the upper shell is far away from the lower shell, and finally the cable is taken out from the wire placing groove.
Compared with the prior art, the invention has the beneficial effects that:
the invention adopts the separable combined type transformer shell, can assemble and disassemble the cable and the transformer without power failure, has foolproof structural design, and can force operators to assemble and disassemble the cable into the wire placing groove on the transformer according to the using steps, thereby avoiding the unexpected situation during assembly and disassembly or use.
According to the invention, when the upper shell and the lower shell are in a separation state, the unlocking block is positioned below the upper shell, the bottom of the bolt hole on the upper shell is sealed by the sealing plate, after the upper shell and the lower shell are combined, the unlocking block is extruded to slide towards the inside of the upper shell, the first spring is contracted while sliding, the unlocking block drives the first gear and the second gear to rotate anticlockwise, so that the two tooth socket rods are driven to synchronously slide towards a direction away from the bolt hole, the two sealing plates are driven to synchronously move away from the bolt hole, the sealing state of the bottom of the bolt hole on the upper shell is further released, the next operation is facilitated, and the rotating fixing bolt penetrates into the bolt hole on the lower shell, so that the upper shell and the lower shell are stably combined together.
According to the invention, when the fixing bolts penetrate through the bolt holes on the upper shell and the lower shell to stably combine the upper shell and the lower shell together, the pressing plate descends by a certain height along with the rotation of the fixing bolts under the cooperation of the bearing sleeve, so that the pressing plate presses the limiting block downwards, two ends of the bottom of the limiting block penetrate through the holes on the bottom of the upper shell to directly contact with the upper surface of a cable in the wire placing groove, the limiting block is limited, and the problem of displacement in the process of taking electricity or using the cable is avoided.
According to the invention, when the upper shell and the lower shell are not in a mutually combined state, the two baffles are mutually spliced to shield the through hole on the lower shell, at the moment, the electricity taking needle cannot penetrate through the through hole, so that an operator can be prevented from misoperation when a cable is not installed, the electricity taking needle penetrates through the through hole and is positioned in the wire placing groove, when the upper shell and the lower shell are combined together and the fixing bolt penetrates into the bottom of the bolt hole of the lower shell, the trigger block is extruded to descend by the fixing bolt, the third spring contracts, the driving block is driven to descend under the action of the connecting rod, the moving block which is connected with the driving block in an oblique sliding mode is driven to transversely move, and the two baffles are driven to synchronously slide in a direction far away from the opposite side, so that the through hole on the lower shell is exposed, and the electricity taking needle penetrates through the through hole to take electricity from the cable, and the effect that electricity taking operation can be carried out only after the installation work of the upper shell, the lower shell and the cable is completely completed is achieved.
According to the invention, the sliding trapezoidal block is controlled to slide in the mounting cavity to drive the electricity taking needle to ascend so as to puncture and take electricity from the cable, and meanwhile, the clamping rod at the side end of the sliding trapezoidal block just moves to be in contact with the locking block on the fixing bolt, so that the clamping rod at the side end of the sliding trapezoidal block is mutually abutted with the concave part on the locking block, the fixing bolt cannot rotate, the state of the fixing bolt is locked, and therefore, in the electricity taking process, the upper shell and the lower shell are in a forced and inseparable state, and the risk of interruption in the detection process caused by accidental opening of the upper shell and the lower shell is avoided.
According to the invention, when the power taking needle is not required to be used for puncturing the cable, the shielding cover is pulled downwards to cover the outer side of the adjusting button, so that the movement of the power taking needle caused by misoperation is avoided, and when the power taking needle is required to be used, the shielding cover is pulled upwards to expose the adjusting button, and further, the power taking needle is controlled to move by rotating the adjusting button to perform puncturing power taking operation.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the upper and lower housings in an expanded configuration of the present invention;
FIG. 3 is a partial cross-sectional view of the present invention;
FIG. 4 is a schematic perspective view of a lid unlocking assembly according to the present invention;
FIG. 5 is a schematic perspective view of a cable stop assembly of the present invention;
FIG. 6 is a partial cross-sectional view of a second embodiment of the present invention;
FIG. 7 is a schematic perspective view of a piercing assembly and a piercing unlocking fool-proof assembly according to the present invention;
FIG. 8 is a schematic perspective view of a puncture unlocking fool-proof assembly according to the present invention;
FIG. 9 is a schematic perspective view of a spike assembly of the present invention.
In the figure: 1. an upper housing; 2. a lower housing; 3. a wire placing slot; 4. bolt holes; 5. a fixing bolt; 6. a closing cover unlocking component; 61. unlocking the block; 62. a first spring; 63. a first gear; 64. a second gear; 65. a rotation shaft; 66. a tooth slot bar; 67. a closing plate; 7. a cable stop assembly; 71. a bearing sleeve; 72. a pressing plate; 73. a limiting block; 74. a second spring; 8. a puncture assembly; 81. a mounting cavity; 82. a threaded rod; 83. an adjusting knob; 84. sliding the trapezoid block; 85. matching with a trapezoid block; 9. taking an electric needle; 10. a through hole; 11. a puncture unlocking fool-proof assembly; 111. a trigger block; 112. a third spring; 113. a connecting rod; 114. a driving block; 115. a moving block; 116. a fixed rod; 117. a baffle; 12. a locking block; 13. a clamping rod; 14. a slide rail; 15. and a shielding cover.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: the novel electric power generation device comprises an upper shell 1, wherein a lower shell 2 which is complementary to the upper shell 1 in shape is arranged at the lower part of the upper shell 1, the side ends of the upper shell 1 and the lower shell 2 are hinged, a wire placing groove 3 is arranged in the middle of one side of the upper shell 1 and the lower shell 2, the upper part of the wire placing groove 3 is positioned at the bottom of the upper shell 1, and the lower part of the wire placing groove 3 is positioned at the top of the lower shell 2;
The two sides of the upper shell 1 and the lower shell 2 are respectively provided with a bolt hole 4, the bolt holes 4 on the upper shell 1 and the lower shell 2 are arranged in an up-down communication way, the bolt holes 4 on the two sides of the upper shell 1 are respectively provided with a fixing bolt 5, and the fixing bolts 5 respectively penetrate through the bolt holes 4 on the upper shell 1 and the lower shell 2 to be in threaded connection with the fixing bolts;
The utility model discloses a cable unlocking device, including upper casing 1, lower casing 2, wire casing 3, cable limiting component 7, puncture component 8, lower casing 2 upper wire casing 3's middle part is equipped with through-hole 10, and gets the top of electric needle 9 and through-hole 10 position correspondence, the inside opposite side of lower casing 2 is equipped with puncture unblock and prevents slow-witted subassembly 11.
In this embodiment, as shown in fig. 3 to 4, the cover closing unlocking assembly 6 includes an unlocking block 61, a first spring 62, a first gear 63, a second gear 64, a rotating shaft 65, a spline rod 66 and a closing plate 67, a sliding groove extending vertically upwards is provided at the bottom of the upper housing 1, the unlocking block 61 is disposed in the sliding groove and is in sliding fit with the sliding groove, the first spring 62 is disposed in the sliding groove, and the upper and lower ends of the first spring 62 are respectively connected with the top of the unlocking block 61 in the sliding groove;
One side of the sliding groove is provided with an installing groove, two ends of the rotating shaft 65 are respectively connected with two ends of the installing groove in a rotating way, one side of the unlocking block 61 penetrates through the sliding groove and is vertically provided with a row of teeth, the first gear 63 is arranged in the middle of the rotating shaft 65 and is meshed with the teeth at the side end of the unlocking block 61, two second gears 64 are symmetrically arranged at two ends of the rotating shaft 65, two tooth groove rods 66 are symmetrically arranged below the two second gears 64 and are in sliding connection with the top of the installing groove, each tooth groove rod 66 is meshed with one second gear 64 respectively, two sealing plates 67 are arranged at one side of each tooth groove rod 66, and the sealing plates 67 penetrate through the side end of the installing groove and are sealed to the bottom of the bolt hole 4 in the upper shell 1;
When the upper shell 1 and the lower shell 2 are in a separation state, the unlocking block 61 is located below the upper shell 1, the bottom of the bolt hole 4 on the upper shell 1 is sealed by the sealing plate 67, after the upper shell 1 and the lower shell 2 are combined, the unlocking block 61 is extruded to slide towards the inside of the upper shell 1, the first spring 62 is contracted while sliding, the unlocking block 61 drives the first gear 63 and the second gear 64 to rotate anticlockwise, and then drives the two spline rods 66 to slide in a direction away from the bolt hole 4 synchronously, and then drives the two sealing plates 67 to synchronously away from the bolt hole 4, so that the sealing state of the bottom of the bolt hole 4 on the upper shell 1 is relieved, further the next operation is facilitated, and the rotary fixing bolt 5 penetrates into the bolt hole 4 on the lower shell 2, so that the upper shell 1 and the lower shell 2 are stably combined together.
In this embodiment, as shown in fig. 5, the cable limiting assembly 7 includes two bearing sleeves 71, two pressing plates 72, a limiting block 73 and a second spring 74, the two bearing sleeves 71 are respectively sleeved at the middle parts of the two fixing bolts 5 and are in running fit with the two fixing bolts, one pressing plate 72 is respectively arranged at the side end of each bearing sleeve 71, the pressing plate 72 passes through the side end of the bolt hole 4 and is in sliding connection with the side end of the bolt hole, a slot is arranged at the part, above the slot 3, of the upper casing 1, the second spring 74 is arranged at the top of the slot, the top of the limiting block 73 is fixedly connected with the bottom of the second spring 74, two sides of the limiting block 73 are in sliding connection with the side ends of the slot, openings are arranged at the positions, corresponding to the two ends of the bottom of the upper casing 1 and the bottom of the limiting block 73, and the two pressing plates 72 are located right above the two ends of the top of the limiting block 73;
When the fixing bolt 5 passes through the bolt holes 4 on the upper shell 1 and the lower shell 2 to stably combine the upper shell 1 and the lower shell 2 together, the pressing plate 72 descends by a certain height along with the rotation of the fixing bolt 5 under the cooperation of the bearing sleeve 71, so that the pressing plate 72 presses the limiting block 73 downwards, two ends of the bottom of the limiting block 73 penetrate through the holes on the bottom of the upper shell 1 to directly contact with the upper surface of a cable in the wire placing groove 3, the limiting is performed, and the problem that the cable is displaced in the process of taking electricity or using is avoided.
In this embodiment, as shown in fig. 6 to 7, the puncture assembly 8 includes a mounting cavity 81, a threaded rod 82, an adjusting button 83, a sliding trapezoid block 84 and a matching trapezoid block 85, the mounting cavity 81 is disposed inside the lower housing 2, the sliding trapezoid block 84 is disposed inside the mounting cavity 81 and is in sliding connection with the lower housing 2 in a transverse direction, the threaded rod 82 horizontally passes through two sides of the lower housing 2 and is in rotating connection with the lower housing, the threaded rod 82 passes through the sliding trapezoid block 84 and is in threaded connection with the threaded rod, the adjusting button 83 is disposed at one end of the threaded rod 82 located outside the lower housing 2, the matching trapezoid block 85 is vertically disposed inside the mounting cavity 81 and is in sliding connection with a side end up and down, a bevel edge matched with the bottom of the matching trapezoid block 85 is disposed at one side of the sliding trapezoid block 84, the matching trapezoid block 85 is in sliding connection with the sliding trapezoid block 84 in an oblique direction, and the power taking needle 9 is vertically disposed at the top of the matching trapezoid block 85;
The adjusting button 83 outside the lower shell 2 is rotated to drive the threaded rod 82 to rotate, the sliding trapezoidal block 84 is driven to transversely slide in the installation cavity 81, and the matched bevel edge is arranged at one side of the sliding trapezoidal block 84 and at the bottom of the matching trapezoidal block 85 in the sliding process, so that the electric taking needle 9 arranged at the top of the matching trapezoidal block 85 is driven to lift, and the effect that the electric taking needle 9 penetrates through the through hole 10to pierce a cable or the electric taking needle 9 is controlled to be separated from the cable is achieved.
In this embodiment, as shown in fig. 7 and 8, two puncture unlocking fool-proof assemblies 11 are provided, two puncture unlocking fool-proof assemblies 11 are symmetrically disposed at one side of the inside of the installation cavity 81, the puncture unlocking fool-proof assemblies 11 include a trigger block 111, a third spring 112, a connecting rod 113, a driving block 114, a moving block 115, a fixed rod 116 and a baffle 117, the third spring 112 is disposed at the bottom of the bolt hole 4 on the lower housing 2, the trigger block 111 is disposed in the bolt hole 4 and the bottom is connected with the top of the third spring 112, one end of the connecting rod 113 passes through the bolt hole 4 and is connected with the top of the third spring 112 in a vertically sliding manner, the driving block 114 is horizontally disposed at the top of the other end of the connecting rod 113 and is connected with the side end of the installation cavity 81 in a horizontally sliding manner, the bottom of the moving block 115 is vertically disposed at one side of the driving block 114, the bottom of the moving block 115 is provided with a bevel edge matching with the side end of the driving block 114, the moving block 115 is connected with the side end of the installation cavity 81 in a vertically sliding manner, one end of the fixed rod 116 is connected with the side end of the moving block 115, and the other end of the fixed rod 116 is connected with the bottom of the fixed rod 116 is located at the lower side 10 of the upper side of the housing 2;
When the upper shell 1 and the lower shell 2 are not in a mutually combined state, the two baffles 117 are mutually spliced to shield the through hole 10 on the lower shell 2, at the moment, the electricity taking needle 9 cannot penetrate through the through hole 10, so that an operator can operate the electricity taking needle 9 by mistake and pass through the through hole 10 to be positioned in the wire positioning groove 3 when a cable is not installed, when the upper shell 1 and the lower shell 2 are combined together and the fixing bolt 5 penetrates into the bottom of the bolt hole 4 of the lower shell 2, the trigger block 111 is extruded to descend by the fixing bolt 5, the third spring 112 contracts, the driving block 114 is driven to descend under the action of the connecting rod 113, the moving block 115 which is connected with the inclined sliding motion of the trigger block is driven to transversely move, and the two baffles 117 are driven to synchronously slide in a direction away from the opposite side, so that the through hole 10 on the lower shell 2 is exposed, and the electricity taking needle 9 can conveniently take electricity from the cable through the through hole 10, and the effect that the electricity taking operation can be performed only after the installation work of the upper shell 1, the lower shell 2 and the cable is completely completed is realized.
In this embodiment, as shown in fig. 5 and 9, a locking block 12 is disposed at the lower portion of the fixing bolt 5, a plurality of concave portions are uniformly disposed on the outer side of the locking block 12 in a circular shape, and clamping rods 13 are disposed at two ends of one side of the sliding trapezoid block 84, which is close to the locking block 12;
The sliding trapezoidal block 84 is controlled to slide in the mounting cavity 81 to drive the electricity taking needle 9 to ascend to puncture and take electricity to the cable, meanwhile, the clamping rod 13 at the side end of the sliding trapezoidal block 84 just moves to be in contact with the locking block 12 on the fixing bolt 5, and the clamping rod 13 at the side end of the sliding trapezoidal block 84 is mutually abutted with the concave part on the locking block 12, so that the fixing bolt 5 cannot rotate, and then the state of the fixing bolt 5 is locked, and therefore in the electricity taking process, the upper shell 1 and the lower shell 2 are in a forced and inseparable state, and the risk that the detection process is interrupted due to the unexpected opening of the upper shell 1 and the lower shell 2 is avoided.
In this embodiment, as shown in fig. 1, a vertically disposed slide rail 14 is disposed on a side of the lower housing 2 provided with the adjusting knob 83, a shielding cover 15 is disposed on the slide rail 14, the shielding cover 15 covers the outer side of the adjusting knob 83, and the shielding cover 15 is connected with the slide rail 14 in a vertically sliding manner;
When need not to use and get electric needle 9 and puncture the cable, the pulling down shelters from lid 15 and covers the outside of adjusting knob 83, avoids the maloperation to lead to getting electric needle 9 and removes, when need use and get electric needle 9, upwards pulls and shelters from lid 15 and expose adjusting knob 83, and then is convenient for rotate adjusting knob 83 control and get electric needle 9 and remove and puncture and get electric operation.
The application method and the advantages of the invention are as follows: the application method of the outdoor combined transformer comprises the following working processes:
as shown in fig. 1,2,3,4, 5, 6, 7, 8, and 9:
S1: in the initial state, two fixing bolts 5 are positioned inside the bolt holes 4 of the upper shell 1, the bottoms of the bolt holes 4 on the upper shell 1 are in a closed state, the fixing bolts 5 cannot pass through the bolt holes 4 on the upper shell 1 to enter the bolt holes 4 on the lower shell 2, and the power taking needles 9 inside the lower shell 2 are in a locking state, so that the power taking needles cannot pass through the through holes 10 on the lower shell 2;
S2: firstly, a cable is placed at a wire placing groove 3 of a lower shell 2, an upper shell 1 is controlled to overturn towards the lower shell 2, so that the upper shell 1 and the lower shell 2 form a complete transformer shell, the cable is positioned in the wire placing groove 3 in the middle of the upper shell 1 and the lower shell 2, the assembly of the cable is completed, and through an upper iron core and a primary winding which are arranged in the upper shell 1 and a lower iron core and a secondary winding which are arranged in the lower shell 2, the current signal of the cable can be collected;
S3: when the upper shell 1 and the lower shell 2 are combined, the cover closing unlocking component 6 is triggered to release the sealing state of the bottom of the bolt hole 4 on the upper shell 1, then the fixing bolts 5 are rotated, so that the two fixing bolts 5 penetrate through the bolt hole 4 communicated with the upper shell 1 and the lower shell 2, the upper shell 1 and the lower shell 2 are stably combined together, the fixing bolts 5 move and simultaneously drive the cable limiting component 7 to limit a cable in the wire placing groove 3, and displacement of the cable in the process of taking electricity or using the cable is avoided;
S4: when the bottom of the fixing bolt 5 is contacted with the bottom of the bolt hole 4 on the lower shell 2, the puncture unlocking fool-proof component 11 is triggered to work, so that the locking state of the puncture component 8 is relieved, the puncture component 8 is controlled to drive the electricity taking needle 9 to move upwards to pass through the through hole 10, and the cable is punctured to acquire a voltage signal, so that the acquisition of current and voltage signals in the low-voltage cable is realized;
S5: when the cable needs to be disassembled in a charged way, the steps are reversely operated, the power taking needle 9 is controlled to descend to separate from the cable, then the fixing bolt 5 is rotated to separate from the bolt hole 4 on the lower shell 2, the fixing bolt 5 is separated and locked in height by the puncture unlocking fool-proof assembly 11, the upper shell 1 is turned over to be far away from the lower shell 2, the cover closing unlocking assembly 6 is triggered to close the bottom of the bolt hole 4 on the upper shell 1 while being far away, and finally the cable is taken out from the wire placing groove 3.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The outdoor combined transformer is characterized by comprising an upper shell (1), wherein a lower shell (2) which is complementary to the upper shell in shape is arranged at the lower part of the upper shell (1), the side ends of the upper shell (1) and the lower shell (2) are hinged, a wire placing groove (3) is formed in the middle of one side of the upper shell (1) and the middle of one side of the lower shell (2), the upper part of the wire placing groove (3) is positioned at the bottom of the upper shell (1), and the lower part of the wire placing groove (3) is positioned at the top of the lower shell (2);
The two sides of the upper shell (1) and the lower shell (2) are respectively provided with bolt holes (4), the bolt holes (4) on the upper shell (1) and the lower shell (2) are arranged in an up-down communication mode, the bolt holes (4) on the two sides of the upper shell (1) are respectively provided with a fixing bolt (5), and the fixing bolts (5) respectively penetrate through the bolt holes (4) on the upper shell (1) and the lower shell (2) to be in threaded connection with the fixing bolts;
The utility model discloses a cable unlocking device, including casing (1) and lower casing (2), casing (2) are equipped with casing (2) and cover the inside one side of casing (1) and be equipped with closing lid unblock subassembly (6), the inside opposite side of casing (1) is equipped with cable spacing subassembly (7), one side of casing (2) is equipped with puncture subassembly (8) down, it gets electric needle (9) to vertically be provided with on puncture subassembly (8), the middle part of putting wire casing (3) on casing (2) down is equipped with through-hole (10), and gets the top and the through-hole (10) position correspondence of electric needle (9), the inside opposite side of casing (2) is equipped with puncture unblock and prevents slow-witted subassembly (11) down.
2. An outdoor combination transformer according to claim 1, wherein: the cover closing unlocking assembly (6) comprises an unlocking block (61), a first spring (62), a first gear (63), a second gear (64), a rotating shaft (65), a tooth socket rod (66) and a closing plate (67), wherein a sliding groove extending vertically upwards is formed in the bottom of the upper shell (1), the unlocking block (61) is arranged in the sliding groove and is in sliding fit with the sliding groove up and down, the first spring (62) is arranged in the sliding groove, and the upper end and the lower end of the first spring (62) are respectively connected with the top in the sliding groove and the top of the unlocking block (61);
One side of sliding tray is equipped with the mounting groove, the both ends of rotation axis (65) are connected with the both ends rotation of mounting groove respectively, one side of unblock piece (61) passes the sliding tray and vertically is equipped with a row of tooth, first gear (63) set up the middle part at rotation axis (65), and the tooth meshing of first gear (63) and unblock piece (61) side, second gear (64) are equipped with two, two second gear (64) symmetry sets up the both ends at rotation axis (65), tooth groove pole (66) are equipped with two, two tooth groove pole (66) symmetry set up in two second gear (64) below and with the top sliding connection of mounting groove, and every tooth groove pole (66) respectively with a second gear (64) meshing, closure board (67) are equipped with two, every one side of tooth groove pole (66) all is equipped with one closure board (67), and closure board (67) pass the side of mounting groove and to the bottom of upper housing (1) (4).
3. An outdoor combination transformer according to claim 1, wherein: the cable limiting assembly (7) comprises bearing sleeves (71), pressing plates (72), limiting blocks (73) and second springs (74), the bearing sleeves (71) and the pressing plates (72) are respectively provided with two parts, the two parts are respectively sleeved on the middle parts of the two fixing bolts (5) and are in running fit with the two fixing bolts, each side end of each bearing sleeve (71) is provided with one pressing plate (72), the pressing plates (72) penetrate through the side ends of the bolt holes (4) and are in vertical sliding connection with the side ends of the bolt holes, a groove is formed in the part, above the wire placing groove (3), of the upper shell (1), the second springs (74) are arranged at the top of the groove, the top of the limiting blocks (73) are fixedly connected with the bottom of the second springs (74), the two sides of the limiting blocks (73) are in vertical sliding connection with the side ends of the groove, openings are formed in positions, corresponding to the bottom of the upper shell (1) and the two ends of the limiting blocks (73), and the two pressing plates (72) are located right above the top of the limiting blocks (73).
4. An outdoor combination transformer according to claim 1, wherein: puncture subassembly (8) are including installation cavity (81), threaded rod (82), adjusting knob (83), slip trapezoidal piece (84) and cooperation trapezoidal piece (85), the inside installation cavity (81) that is equipped with of lower casing (2), slip trapezoidal piece (84) set up in installation cavity (81) and rather than horizontal sliding connection, the both sides of casing (2) are rotated rather than the connection down in threaded rod (82) level, and threaded rod (82) pass slip trapezoidal piece (84) rather than threaded connection, adjusting knob (83) set up in threaded rod (82) are located the outside one end of casing (2) down, the vertical setting of cooperation trapezoidal piece (85) is inside and with side sliding connection from top to bottom in installation cavity (81), and the bottom of cooperation trapezoidal piece (85) is equipped with the hypotenuse that agrees with one side of slip trapezoidal piece (84), and cooperation trapezoidal piece (85) and slip trapezoidal piece (84) slant sliding connection, get electric needle (9) vertical setting at the top of cooperation trapezoidal piece (85).
5. An outdoor combination transformer according to claim 4, wherein: the puncture unlocking fool-proof assembly (11) is provided with two puncture unlocking fool-proof assemblies (11), the two puncture unlocking fool-proof assemblies (11) are symmetrically arranged on one side in the installation cavity (81), the puncture unlocking fool-proof assemblies (11) comprise a trigger block (111), a third spring (112), a connecting rod (113), a driving block (114), a moving block (115), a fixed rod (116) and a baffle plate (117), the third spring (112) is arranged at the bottom of a bolt hole (4) on the lower shell (2), the trigger block (111) is arranged in the bolt hole (4) and the bottom is connected with the top of the third spring (112), one end of the connecting rod (113) penetrates through the bolt hole (4) to be connected with the top and the bottom in a sliding mode, the driving block (114) is horizontally arranged at the top of the other end of the connecting rod (113) and is connected with the side end of the installation cavity (81) in a sliding mode, the bottom of the moving block (115) is vertically arranged on one side of the driving block (114), the side end of the moving block (115) is provided with the side end of the driving block (114) which is matched with the side end of the driving block (114), the side end of the moving block (115) is connected with the side of the fixed end (116), and the baffle plate (117) is positioned at one side of the through hole (10) on the lower shell (2).
6. An outdoor combination transformer according to claim 4, wherein: the lower part of the fixing bolt (5) is provided with a locking block (12), the outer side of the locking block (12) is uniformly provided with a plurality of concave parts in a round shape, and two ends of one side of the sliding trapezoidal block (84) close to the locking block (12) are provided with clamping rods (13).
7. An outdoor combination transformer according to claim 4, wherein: one side of lower casing (2) is equipped with knob (83) is equipped with slide rail (14) of vertical setting, be provided with on slide rail (14) and shelter from lid (15), and shelter from lid (15) to cover in the outside of knob (83), and shelter from lid (15) and slide connection about slide rail (14).
8. The method for using the outdoor combined transformer according to claim 1, comprising the following steps:
S1: in an initial state, two fixing bolts (5) are positioned in bolt holes (4) of an upper shell (1), the bottoms of the bolt holes (4) of the upper shell (1) are in a closed state, the fixing bolts (5) cannot penetrate through the bolt holes (4) of the upper shell (1) to enter the bolt holes (4) of a lower shell (2), and an electricity taking needle (9) in the lower shell (2) is in a locking state and cannot penetrate through a through hole (10) of the lower shell (2);
S2: firstly, placing a cable at a wire placing groove (3) of a lower shell (2), controlling an upper shell (1) to turn over towards the lower shell (2), enabling the upper shell (1) and the lower shell (2) to form a complete transformer shell, and enabling the cable to be positioned in the wire placing groove (3) in the middle of the upper shell (1) and the lower shell (2), so that the assembly of the cable is completed, and through an upper iron core and a primary winding which are arranged in the upper shell (1) and a lower iron core and a secondary winding which are arranged in the lower shell (2), current signals of the cable can be collected;
S3: when the upper shell (1) and the lower shell (2) are combined, the cover closing unlocking assembly (6) is triggered to work to release the closed state of the bottom of the upper bolt hole (4) of the upper shell (1), then the fixing bolts (5) are rotated, the two fixing bolts (5) penetrate through the bolt holes (4) communicated with the upper shell (1) and the lower shell (2), the upper shell (1) and the lower shell (2) are stably combined together, the fixing bolts (5) move, and meanwhile, the cable limiting assembly (7) is driven to limit a cable in the wire placing groove (3), so that displacement of the cable in the power taking or using process is avoided;
s4: when the bottom of the fixing bolt (5) is contacted with the bottom of the bolt hole (4) on the lower shell (2), the puncture unlocking foolproof assembly (11) is triggered to work, so that the locking state of the puncture assembly (8) is released, the puncture assembly (8) is controlled to drive the electricity taking needle (9) to move upwards to pass through the through hole (10), and the cable is punctured to acquire voltage signals, so that the acquisition of current and voltage signals in the low-voltage cable is realized;
S5: when the cable is required to be disassembled in an electrified way, the steps are reversely operated, firstly, the electricity taking needle (9) is controlled to descend and separate from the cable, then the fixing bolt (5) is rotated to separate from the bolt hole (4) on the lower shell (2), the fixing bolt (5) is separated and locks the height of the electricity taking needle (9) through the puncture unlocking fool-proof assembly (11), then the upper shell (1) is turned to be far away from the lower shell (2), the cover closing unlocking assembly (6) is triggered to close the bottom of the bolt hole (4) on the upper shell (1) while the upper shell is far away from the lower shell, and finally the cable is taken out from the wire placing groove (3).
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| CN202410721479.1A CN118294710B (en) | 2024-06-05 | 2024-06-05 | Outdoor combined transformer and use method thereof |
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| CN202410721479.1A CN118294710B (en) | 2024-06-05 | 2024-06-05 | Outdoor combined transformer and use method thereof |
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