CN117578127A - Electric energy meter binding post connection structure - Google Patents
Electric energy meter binding post connection structure Download PDFInfo
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- CN117578127A CN117578127A CN202311603781.9A CN202311603781A CN117578127A CN 117578127 A CN117578127 A CN 117578127A CN 202311603781 A CN202311603781 A CN 202311603781A CN 117578127 A CN117578127 A CN 117578127A
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- 238000003825 pressing Methods 0.000 claims abstract description 127
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 19
- 230000009471 action Effects 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 210000005056 cell body Anatomy 0.000 claims 2
- 210000002421 cell wall Anatomy 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 2
- 230000006872 improvement Effects 0.000 description 9
- 230000004888 barrier function Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- 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
- H01R13/56—Means for preventing chafing or fracture of flexible leads at outlet from coupling part
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/6205—Two-part coupling devices held in engagement by a magnet
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
The utility model discloses a connecting structure of a wiring terminal of an electric energy meter, which comprises the following components: the device comprises a seat body, a pressing column, a conductive pressing block, a first magnet, a second magnet and a moving assembly; the two ends of the pressing column are respectively provided with a cylindrical part and a round platform part, and the diameter of the round platform part is gradually reduced along the direction away from the cylindrical part; the cylindrical part is in clearance fit connection with a round hole formed in the middle of one end of the seat body; the conductive pressing block is in clearance fit connection with a movable groove arranged on the cylindrical surface of the seat body, and one end of the movable groove positioned in the seat body is overlapped with one end of the round hole; one end of the conductive pressing block, which is close to the round hole, is provided with an inclined plane, and the inclined plane is attached to the peripheral surface of the round platform part; the second magnet is positioned in the inner cavity of the seat body; the first magnet is embedded and installed in the pressing column, and one end face of the first magnet is overlapped with one end face of the round table part, which faces the second magnet. Through adopting first magnet, second magnet, provide the clamp force through magnetic force, guarantee inserts the back, compress tightly spacing automatically.
Description
Technical Field
The utility model belongs to the technical field of electrical connection, and particularly relates to a connecting structure of a wiring terminal of an electric energy meter.
Background
The electric energy meter is an instrument for measuring electric energy, is popular to thousands of households at present, and measures the electricity consumption of each household. The electric energy meter is connected with the lead through the wiring terminal.
The binding post of early electric energy meter is including installing the binding screw on the electric energy meter, directly twines the wire on the binding screw when using, fixes through the mode of backlog, and this kind of mode of connection has following problem: the contact area between the tail part of the wiring screw and the lead is small, which is not beneficial to the sufficient contact between the wiring screw and the lead, and leads to the increase of the wiring loop resistance; in addition, when the binding screw is in crimping connection with the current lead, the screw is in direct contact with the lead by adopting spiral pressing, and the damage of a protective layer on the surface of the screw caused by rotation friction generated by the screw and the lead can also cause the increase of the resistance of a binding loop. According to ampere rule, the increase of resistance can lead to the increase of energy consumption, and then causes the whole temperature rise of electric energy meter to be higher, can lead to the spontaneous combustion of electric energy meter when serious.
Aiming at the problems, the utility model patent with the application number of 202020755072.8 provides a solution, namely a pressing sheet type wiring terminal of an electric energy meter, wherein the pressing sheet type wiring terminal comprises a wiring frame, wiring screws penetrating through the upper side surface of the wiring frame and pressing plates sleeved on screw caps of the wiring screws; the pressing plate comprises an upper part, a lower part and a connecting part for connecting the upper part and the lower part, wherein the upper part is sleeved at the upper end of the wiring screw, the lower part is inserted into the wiring frame, and the lower part is positioned below the tail part of the wiring screw; this preforming binding post installs the binding screw on the wire holder to set up the clamp plate on the binding screw, set up clamp plate lower part below the binding screw tail portion, so that the clamp plate lower part can be along with the binding screw down motion and extrude the wire of inserting the wire holder, so that place wire and the conducting strip in the wire holder can the close contact, and then accomplish electrically conductive. According to the design, the damage to the protective layer caused by friction between the wiring screw and the lead is effectively avoided, the contact surfaces of the pressing plate and the lead are matched, the contact areas of the pressing plate and the lead are increased, the contact impedance is effectively reduced, and the problem of high temperature rise of the electric energy meter is solved.
However, in both the early terminal structure and the above-mentioned wafer-type terminal structure, it is necessary to press by tightening the screw when connecting with the wire. If the wire can be directly inserted and the automatic clamping can be realized without other operations, the connection efficiency of the plug can be improved, and the quick connection is realized. However, the prior art has not yet reviewed a technical solution that can achieve the above-mentioned object.
Disclosure of Invention
The utility model aims to solve the technical problems that the plug is required to be pressed and limited by other operations to cause low connection efficiency and can not realize quick connection, and provides the connecting structure of the connecting terminal of the electric energy meter, which has compact structure, simple operation, safety and reliability.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an electric energy meter binding post connection structure, includes the pedestal, still includes:
the two ends of the pressing column are respectively provided with a cylindrical part and a round platform part, and the diameter of the round platform part is gradually reduced along the direction away from the cylindrical part; the cylindrical part is in clearance fit connection with a round hole formed in the middle of one end of the seat body;
the at least one conductive pressing block is in clearance fit connection with a movable groove arranged on the cylindrical surface of the seat body, and one end of the movable groove positioned in the seat body is overlapped with one end of the round hole; an inclined plane is arranged at one end, close to the round hole, of the conductive pressing block, and the inclined plane of the conductive pressing block is attached to the peripheral surface of the round table part of the pressing column;
the second magnet is positioned in the inner cavity of the seat body;
the first magnet is embedded and installed in the pressing column, and one end face of the first magnet is overlapped with one end face of the round platform part of the pressing column, which faces the second magnet;
the moving assembly is arranged on the seat body and is connected with the second magnet;
when detecting the connection, the pedestal inserts in the conductive sleeve of electric energy meter binding post, extrudees the clamp column, the clamp column promotes through the global of round platform portion conductive briquetting's inclined plane, conductive briquetting one end is followed the movable groove stretches out to contact with conductive sleeve's inner wall, first magnet is close to second magnet and produce the magnetic force that attracts mutually, the round platform portion of clamp column compresses tightly through magnetic force conductive briquetting's inclined plane, in order to realize conductive briquetting tip compresses tightly conductive sleeve inner wall.
As a further improvement of the utility model, the groove wall of the movable groove is provided with a first guide groove along the length direction of the conductive pressing block, the first guide groove is connected with a first guide block in a sliding manner, the first guide block is fixedly connected with the conductive pressing block, a first spiral spring is arranged in the first guide groove, and the first guide block is elastically connected with the groove wall at one end of the first guide groove through the first spiral spring.
As a further improvement of the present utility model, the moving assembly includes: a support rod, an operation rod and a fourth coil spring; one end of the supporting rod is fixedly connected with one end of the second magnet, and the other end of the supporting rod is fixedly connected with one end of the operating rod; the utility model discloses a novel electric power tool is characterized in that a hole body is arranged on the outer wall of a base body, the hole body is communicated with an inner cavity of the base body, an operating rod passes through the hole body and is connected with the hole body in a clearance fit manner, an operating sleeve is fixedly sleeved at one end of the operating rod outside the base body, a fourth coil spring is sleeved on the operating rod, one end of the fourth coil spring is fixedly connected with a supporting rod, the other end of the fourth coil spring is contacted with a cavity wall of the inner cavity, an end cover is fixedly connected to the bottom of the base body, a blocking seat is fixedly connected to the end cover, and the blocking seat is contacted with one side of the supporting rod.
As a further improvement of the present utility model, the moving assembly includes: a support rod and an operation rod; one end of the supporting rod is fixedly connected with one end of the second magnet, and the other end of the supporting rod is fixedly connected with one end of the operating rod; the outer wall of the base body is provided with a hole body which is communicated with the inner cavity of the base body, the operating rod passes through the hole body and is connected with the hole body in a clearance fit way, one end of the operating rod positioned outside the base body is fixedly sleeved with an operating sleeve, the operating rod is fixedly connected with a barrier strip, the barrier strip is attached to the cavity wall of the inner cavity, the bottom of the base body is fixedly connected with an end cover, the end cover is fixedly connected with a barrier seat, the utility model discloses a spring device for a power tool, including a baffle seat, a support rod, a spring, a support rod, a spring, a sliding groove, a sliding block, a groove body, a spring body and a spring body.
As a further improvement of the utility model, an elastic pressing seat is fixedly arranged on the supporting rod, a movable rod is arranged above the elastic pressing seat, one end of the movable rod, which is far away from the elastic pressing seat, is fixedly connected with the end face of the round platform part of the pressing column, a communication hole is arranged between the round hole and the inner cavity in a communicating way, and the movable rod penetrates through the communication hole.
As a further improvement of the present utility model, the elastic press includes: the device comprises a cylinder body, a second spiral spring, a connecting block, a guide hole and a push rod; barrel fixed mounting is on the face of bracing piece, the inside of barrel is provided with second coil spring and connecting block, connecting block fixedly connected with push rod, barrel one end is provided with the guide hole, push rod and guide hole clearance fit are connected, the push rod is located the barrel outside towards the one end position of movable rod.
As a further improvement of the utility model, the bottom of the base body is provided with a cable, the cable comprises an inner core and an insulating sheath, the insulating sheath is sleeved on the inner core, the inner core is connected with a conductive rod, the groove wall of the movable groove is provided with a groove, one end of the conductive rod extends into the groove, the conductive rod is connected with a conductive seat, the conductive seat is positioned in the groove, and the conductive seat is contacted with a conductive block fixedly connected on the conductive pressing block.
As a further improvement of the utility model, one end of the conductive rod is provided with a jack, the jack is connected with a conductive inserted rod in a clearance fit manner, and one end of the conductive inserted rod is fixedly connected with the conductive seat.
As a further improvement of the utility model, a third coil spring is arranged in the jack, and two ends of the third coil spring are respectively contacted with the inner wall of the jack and the end part of the conductive inserted rod.
As a further improvement of the utility model, the hole wall of the round hole is provided with a second guide groove along the length direction, and the second guide groove is connected with a second guide block in a sliding way; the second guide block is fixedly connected with the pressing column.
Compared with the prior art, the utility model has the advantages that:
according to the connecting structure of the electric energy meter wiring terminal, the two ends of the pressing column are respectively provided with the round table part and the cylindrical part, and the cylindrical part is in clearance fit with the round hole formed in the end part of the seat body, so that the pressing column can flexibly move in the inner cavity of the seat body; the conductive pressing block is in clearance fit with the movable groove on the cylindrical surface of the seat body, and the end part of the movable groove is overlapped with the end part of the round hole, so that convenience is provided for the fit between the conductive pressing block and the pressing column; the second magnet is arranged in the inner cavity of the seat body and connected with the moving assembly, the first magnet is correspondingly arranged in the pressing column, when the connecting structure of the wiring terminal is inserted into the connecting position, the wiring terminal moves into the round hole of the seat body through the pressing column, and the pushing of the conductive pressing block is realized by utilizing the cooperation between the round platform part of the pressing column and the inclined surface of the conductive pressing block and is contacted with the connecting position; further, the magnetic force generated by the mutual approaching of the second magnet and the first magnet is utilized to provide pressure for the conductive pressing block, so that the connecting position is pressed; by means of the structural design, the binding post connection structure can be tightly connected and positioned only by inserting when being connected with the lead, so that quick connection is achieved, the connection efficiency of the plug is remarkably improved, meanwhile, the protection layer is effectively prevented from being damaged, and the use safety of the electric energy meter is improved.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a fast connecting structure of a connection terminal of an electric energy meter according to the present utility model.
Fig. 2 is a schematic structural diagram of the quick connection structure of the connecting terminal in a state of not being connected with the conductive sleeve.
Fig. 3 is a schematic structural diagram of the connection state of the quick connection structure of the connecting terminal and the conductive sleeve.
Fig. 4 is an enlarged schematic diagram of the structural principle of the portion a in fig. 2.
Fig. 5 is a schematic structural diagram of the elastic pressing seat.
Fig. 6 is a schematic diagram of the structural principle of the distribution of the conductive rods.
Fig. 7 is a schematic structural diagram of a moving assembly in embodiment 1.
Fig. 8 is a schematic structural diagram of a moving assembly in embodiment 2.
Fig. 9 is a schematic view of the structural principle of the connection of the support rod and the baffle seat.
Fig. 10 is a schematic view of the structure of the inside of the tank.
Legend description: 1. a base; 2. a cable; 201. an inner core; 202. an insulating sheath; 3. a conductive compact; 4. a movable groove; 5. pressing a column; 6. a round hole; 7. an operating sleeve; 8. a hole body; 9. an end cap; 10. an inner cavity; 11. a blocking seat; 12. a first guide groove; 13. a first coil spring; 14. a first guide block; 15. a second guide groove; 16. a second guide block; 17. a first magnet; 18. a second magnet; 19. a support rod; 20. a movable rod; 21. an elastic pressing seat; 2101. a cylinder; 2102. a second coil spring; 2103. a connecting block; 2104. a guide hole; 2105. a push rod; 22. a conductive rod; 23. a communication hole; 24. a groove; 25. a conductive base; 26. a conductive plunger; 27. a jack; 28. a third coil spring; 29. a conductive block; 30. a conductive sleeve; 31. an operation lever; 32. a fourth coil spring; 33. a barrier strip; 34. a chute; 35. a slide block; 36. a hinge post; 37. a clockwork spring; 38. a groove body.
Detailed Description
The utility model is further described below in connection with the drawings and the specific preferred embodiments, but the scope of protection of the utility model is not limited thereby.
Example 1
As shown in fig. 1 to 7, the connecting structure of the connecting terminal of the electric energy meter of the utility model comprises a base 1, at least one conductive pressing block 3, a pressing column 5, a second magnet 18, a first magnet 17 and a moving assembly. The two ends of the compression column 5 are respectively provided with a cylindrical part and a round platform part, and the diameter of the round platform part is gradually reduced along the direction away from the cylindrical part; the cylindrical part is connected with a round hole 6 arranged in the middle of one end of the seat body 1 in a clearance fit way. The conductive pressing block 3 is connected with a movable groove 4 arranged on the cylindrical surface of the seat body 1 in a clearance fit way, and one end of the movable groove 4 positioned in the seat body 1 is overlapped with one end of the round hole 6; one end of the conductive pressing block 3, which is close to the round hole 6, is provided with an inclined surface, and the inclined surface of the conductive pressing block 3 is attached to the circumferential surface of the round platform part of the pressing column 5; the second magnet 18 is positioned in the inner cavity 10 of the seat body 1; the first magnet 17 is fitted into the press column 5, and one end surface of the first magnet 17 is overlapped with one end surface of the circular truncated cone portion facing the second magnet 18; a moving assembly is mounted to the housing 1, the moving assembly being connected to the second magnet 18.
In the concrete implementation process, when the electric energy meter is detected and connected, the base body 1 is inserted into the conductive sleeve 30 of the electric energy meter wiring terminal, the pressing column 5 is extruded, the pressing column 5 pushes the inclined plane of the conductive pressing block 3 through the peripheral surface of the round platform part, one end of the conductive pressing block 3 extends out of the movable groove 4 and is in contact with the inner wall of the conductive sleeve 30, the first magnet 17 is close to the second magnet 18 and has attractive magnetic force, the round platform part of the pressing column 5 tightly presses the inclined plane of the conductive pressing block 3 through the magnetic force, and the end part of the conductive pressing block 3 tightly presses the inner wall of the conductive sleeve 30.
As shown in fig. 2, in this case, in a state of not being connected to the conductive sleeve 30, in which the distance between the first magnet 17 and the second magnet 18 is large, and thus the magnetic force between the two is small, the first coil spring 13 is in a certain compressed state, and provides elastic pressure for the conductive pressing block 3, and acts on the pressing post 5 through the inclined plane, so that the pressing post 5 is stressed and balanced, and the state shown in fig. 2 is maintained.
As shown in fig. 3, in this case, the first magnet 17 and the second magnet 18 are connected to the conductive sleeve 30, and the first magnet 17 and the second magnet 18 are close to each other, so that the magnetic force therebetween is relatively large, the compression amount of the first coil spring 13 is increased, so as to provide elastic pressure for the conductive pressing block 3, and the elastic pressure acts on the pressing post 5 through the inclined plane, but is far smaller than the magnetic force, but the first magnet 17 and the second magnet 18 cannot be further close to each other due to the blocking of the conductive pressing block 3 by the inner wall of the conductive sleeve 30, so that the inner wall of the conductive sleeve 30 is compressed, and compression positioning is realized.
As shown in fig. 2 and 3, the groove wall of the movable groove 4 is provided with a first guide groove 12 along the length direction of the conductive pressing block 3, the first guide groove 12 is slidably connected with a first guide block 14, the first guide block 14 is fixedly connected with the conductive pressing block 3, a first spiral spring 13 is arranged in the first guide groove 12, the first guide block 14 is elastically connected with one end groove wall of the first guide groove 12 through the first spiral spring 13, the elastic force for resetting is provided through the first spiral spring 13, the conductive pressing block 3 is compressed on the inner wall of the conductive sleeve 30 after moving, and the first guide block 14 moves together to compress the first spiral spring 13. The second magnet 18 is moved by the moving assembly without being close to the first magnet 17, and the reset is provided for the conductive pressing block 3 by the compression elastic force of the first coil spring 13, and meanwhile, the pressing column 5 is pushed to move and reset.
As shown in fig. 7, the moving assembly includes a support rod 19, an operation rod 31, and a fourth coil spring 32. One end of the supporting rod 19 is fixedly connected with one end of the second magnet 18, and the other end of the supporting rod 19 is fixedly connected with one end of the operating rod 31. The action bars 31 are square bars, offer the hole body 8 on the outer wall of pedestal 1, and hole body 8 and inner chamber 10 intercommunication, action bars 31 pass hole body 8, and action bars 31 and hole body 8 clearance fit are connected, action bars 31 are located the outside one end of pedestal 1 and fixedly connected with operation cover 7, the cover is equipped with fourth coil spring 32 on the action bars 31, fourth coil spring 32 one end and bracing piece 19 rigid coupling, and the fourth coil spring 32 other end and the chamber wall contact of inner chamber 10, the bottom fixedly connected with end cover 9 of pedestal 1, fixedly connected with keeps off seat 11 on the end cover 9, keep off seat 11 with bracing piece 19 one side contact. In the state shown in fig. 3, by pulling the operation lever 31, the operation lever 31 drives the support rod 19 and the second magnet 18 to move together, and the support rod is separated from the bottom of the first magnet 17, so that the pressing column 5 loses the downward magnetic force, and by moving, the support rod is used for resetting the conductive pressing block 3 and the pressing column 5, so that the base body 1 loses the pressed positioning, and can be pulled out from the conductive sleeve 30. Wherein the fourth coil spring 32 acts to provide a restoring spring force to the operation rod 31, and after the manual release operation 31, i.e., after the completion of the restoration of the conductive pressing block 3 and the pressing post 5, the operation rod 31 is restored by the fourth coil spring 32, thereby restoring the second magnet 18.
Further, as shown in fig. 2, 3 and 5, an elastic pressing seat 21 is fixedly mounted on the supporting rod 19, a movable rod 20 is disposed above the elastic pressing seat 21, one end of the movable rod 20, which is far away from the elastic pressing seat 21, is fixedly connected with the end face of the round table portion, a communication hole 23 is formed between the round hole 6 and the inner cavity 10, and the movable rod 20 penetrates through the communication hole 23. The elastic pressing seat 21 includes a cylinder 2101, a second coil spring 2102, a connection block 2103, a guide hole 2104, and a push rod 2105. Barrel 2101 fixed mounting is on the face of bracing piece 19, and the inside of barrel 2101 is provided with second coil spring 2102 and connecting block 2103, and connecting block 2103 fixedly connected with push rod 2105, barrel 2101 one end are provided with guide hole 2104, and push rod 2105 and guide hole 2104 clearance fit are connected, and push rod 2105 is located outside barrel 2101 towards the one end of movable rod 20. When the base body 1 is inserted into the conductive sleeve 30, the pressing column 5 is pressed, so that the pressing column 5 is retracted into the round hole 6, the pressing column 5 on the pressing column moves to move, the elastic pressing seat 21 provides pressure, the push rod 2105 and the connecting block 2103 move into the cylinder 2101 together, the second spiral spring 2102 is compressed to generate compression elastic force, the elastic force acts on the supporting rod 19, the whole moving assembly provides pressure, the operating rod 31 presses the hole wall of the hole body 8 to provide friction, a certain friction limit is provided for the moving assembly, the stability of the whole connecting with the conductive sleeve 30 is improved, and the phenomenon that the second magnet 18 does not move manually due to external effects such as vibration is avoided.
As shown in fig. 2 to 4, the bottom of the housing 1 is provided with a cable 2, and the cable 2 is composed of an inner core 201 and an insulating outer sheath 202. The insulating sheath 202 is sleeved on the inner core 201, the inner core 201 is connected with the conducting rod 22, the groove wall of the movable groove 4 is provided with the groove 24, one end of the conducting rod 22 extends into the groove 24, the conducting rod 22 is connected with the conducting seat 25, the conducting seat 25 is positioned in the groove 24, and the conducting seat 25 is contacted with the conducting block 29 fixedly connected on the conducting press block 3. A jack 27 is formed in one end of the conducting rod 22, a conducting inserting rod 26 is connected to the jack 27 in a clearance fit mode, and one end of the conducting inserting rod 26 is fixedly connected with the conducting seat 25. A third coil spring 28 is arranged in the jack 27, and two ends of the third coil spring 28 are respectively contacted with the wall of the jack 27 and one end of the conductive inserted rod 26. The cable 2 is connected with the detection equipment, and when the detection equipment detects the electric energy meter, the cable 2 is required to be connected with a conductive sleeve of a wiring terminal of the electric energy meter. When the conductive block 29 on the conductive pressing block 3 is in contact with the conductive seat 25 in the connection process of the embodiment, the conductive seat 25 is connected with the conductive rod 22 through the conductive inserted rod 26 and the third coil spring 28, the conductive rod 22 is connected with the inner core 201, and after the conductive pressing block 3 is pressed to the inner wall of the conductive sleeve 30, electric connection is realized for detection, wherein an insulating jacket can be arranged on the outer wall of the third coil spring 28, and only two ends of the insulating jacket are reserved for conducting electricity.
As shown in fig. 2 and 3, in this embodiment, the hole wall of the circular hole 6 is provided with a second guide slot 15 along the length direction, and the second guide slot 15 is slidably connected with a second guide block 16; the second guide block 16 is fixedly connected with the pressing column 5 and provides guidance for the movement of the pressing column 5.
Example 2
As shown in fig. 1 to 6 and fig. 8 to 10, the connecting structure of the connecting terminal of the electric energy meter of the utility model comprises a base 1, at least one conductive pressing block 3, a pressing column 5, a second magnet 18, a first magnet 17 and a moving assembly. The two ends of the compression column 5 are respectively provided with a cylindrical part and a round platform part, and the diameter of the round platform part is gradually reduced along the direction away from the cylindrical part; the cylindrical part is connected with a round hole 6 arranged in the middle of one end of the seat body 1 in a clearance fit way. The conductive pressing block 3 is connected with a movable groove 4 arranged on the cylindrical surface of the seat body 1 in a clearance fit way, and one end of the movable groove 4 positioned in the seat body 1 is overlapped with one end of the round hole 6; one end of the conductive pressing block 3, which is close to the round hole 6, is provided with an inclined surface, and the inclined surface of the conductive pressing block 3 is attached to the circumferential surface of the round platform part of the pressing column 5. The second magnet 18 is positioned in the inner cavity 10 of the seat body 1; the first magnet 17 is embedded and installed in the pressing column 5, and one end surface of the first magnet 17 is overlapped with one end surface of the round table part facing the second magnet 18; a moving assembly is mounted to the housing 1, the moving assembly being connected to the second magnet 18. When detecting and connecting, the seat body 1 is inserted into the conductive sleeve 30 of the electric energy meter wiring terminal, the pressing column 5 is extruded, the pressing column 5 pushes the inclined plane of the conductive pressing block 3 through the peripheral surface of the round platform part, one end of the conductive pressing block 3 extends out of the movable groove 4 and is in contact with the inner wall of the conductive sleeve 30, the first magnet 17 is close to the second magnet 18 and has attractive magnetic force, the round platform part of the pressing column 5 tightly presses the inclined plane of the conductive pressing block 3 through the magnetic force, and the end part of the conductive pressing block 3 tightly presses the inner wall of the conductive sleeve 30.
In this embodiment, the groove wall of the movable groove 4 is provided with a first guide groove 12 along the length direction of the conductive pressing block 3, the first guide groove 12 is slidably connected with a first guide block 14, the first guide block 14 is fixedly connected with the conductive pressing block 3, a first coil spring 13 is disposed in the first guide groove 12, and the first guide block 14 is elastically connected with the groove wall of one end of the first guide groove 12 through the first coil spring 13.
In this embodiment, the moving assembly includes a support rod 19 and an operating rod 31. One end of the supporting rod 19 is fixedly connected with one end of the second magnet 18, and the other end of the supporting rod 19 is fixedly connected with one end of the operating rod 31. The operation rod 31 is a round rod, a hole body 8 is formed in the outer wall of the base body 1, the hole body 8 is communicated with the inner cavity 10, the operation rod 31 penetrates through the hole body 8, the operation rod 31 is connected with the hole body 8 in a clearance fit mode, one end of the operation rod 31, located outside the base body 1, is fixedly sleeved with the operation sleeve 7, the operation rod 31 is fixedly connected with the barrier strip 33, the barrier strip 33 is attached to the cavity wall of the inner cavity 10, the bottom of the base body 1 is fixedly connected with the end cover 9, the end cover 9 is fixedly connected with the barrier seat 11, the chute 34 is formed in the barrier seat 11, the chute 34 is slidably connected with the sliding block 35, the groove body 38 is formed in the sliding block 35, the spring 37 is arranged in the groove body 38, the support rod 19 is fixedly connected with the hinge post 36, the hinge post 36 is coaxially arranged with the operation rod 31, one end of the hinge post 36 extends into the groove body 38 to be connected with one end of the spring 37, and the other end of the spring 37 is fixedly connected with the groove wall of the groove body 38.
In specific implementation, the support rod 19 is fixedly provided with an elastic pressing seat 21, a movable rod 20 is arranged above the elastic pressing seat 21, one end, far away from the elastic pressing seat 21, of the movable rod 20 is fixedly connected with the end face of the round platform part, a communication hole 23 is formed between the round hole 6 and the inner cavity 10 in a communicating manner, and the movable rod 20 penetrates through the communication hole 23. The elastic pressing seat 21 includes a cylinder 2101, a second coil spring 2102, a connection block 2103, a guide hole 2104, and a push rod 2105. Barrel 2101 fixed mounting is on the face of bracing piece 19, and the inside of barrel 2101 is provided with second coil spring 2102 and connecting block 2103, and connecting block 2103 fixedly connected with push rod 2105, barrel 2101 one end are provided with guide hole 2104, and push rod 2105 and guide hole 2104 clearance fit are connected, and push rod 2105 is located outside barrel 2101 towards the one end of movable rod 20. When the base body 1 is inserted into the conductive sleeve 30, the pressing column 5 is pressed, so that the pressing column 5 is retracted into the round hole 6, the pressing column 5 on the pressing column moves to move, the elastic pressing seat 21 provides pressure, the push rod 2105 and the connecting block 2103 move into the cylinder 2101 together, the second spiral spring 2102 is compressed to generate compression elastic force, the elastic force acts on the supporting rod 19, the whole moving assembly provides pressure, the operating rod 31 presses the hole wall of the hole body 8 to provide friction, a certain friction limit is provided for the moving assembly, the stability of the whole connecting with the conductive sleeve 30 is improved, and the phenomenon that the second magnet 18 does not move manually due to external effects such as vibration is avoided.
As shown in fig. 2 to 4, in the present embodiment, the cable 2 is provided at the bottom of the housing 1, and the cable 2 is composed of an inner core 201 and an insulating outer sheath 202. The insulating sheath 202 is sleeved on the inner core 201, the inner core 201 is connected with the conducting rod 22, the groove wall of the movable groove 4 is provided with the groove 24, one end of the conducting rod 22 extends into the groove 24, the conducting rod 22 is connected with the conducting seat 25, the conducting seat 25 is positioned in the groove 24, and the conducting seat 25 is contacted with the conducting block 29 fixedly connected on the conducting press block 3.
In this embodiment, a jack 27 is formed at one end of the conductive rod 22, the jack 27 is connected with a conductive plug rod 26 in a clearance fit manner, and one end of the conductive plug rod 26 is fixedly connected with the conductive seat 25.
In the present embodiment, as shown in fig. 2 and 4, a third coil spring 28 is disposed in the insertion hole 27, and both ends of the third coil spring 28 are respectively in contact with the wall of the insertion hole 27 and one end of the conductive insertion rod 26.
As shown in fig. 2 and 3, in this embodiment, the hole wall of the circular hole 6 is provided with a second guide slot 15 along the length direction, and the second guide slot 15 is slidably connected with a second guide block 16; the second guide block 16 is fixedly connected with the pressing column 5.
In this embodiment, the moving assembly rotates the operating rod 31 around the operating rod 31 when the second magnet 18 is driven to separate from the bottom of the first magnet 17, and drives the second magnet 18 to move through the supporting rod 19 to separate from the first magnet 17, wherein the spring 37 is screwed when the moving assembly rotates, and the spring force for restoring is provided after the operating rod 31 is released through the spring 37.
While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or equivalent embodiments using the method and technical solution disclosed above without departing from the spirit and technical solution of the present utility model. Therefore, any simple modification, equivalent substitution, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model, which do not depart from the technical solution of the present utility model, still fall within the scope of the technical solution of the present utility model.
Claims (10)
1. The utility model provides an electric energy meter binding post connection structure, includes pedestal (1); characterized by further comprising:
the pressing column (5), two ends of the pressing column (5) are respectively provided with a cylindrical part and a round platform part, and the diameter of the round platform part is gradually reduced along the direction away from the cylindrical part; the cylindrical part is connected with a round hole (6) arranged in the middle of one end of the seat body (1) in a clearance fit way;
the conductive pressing block (3) is connected with a movable groove (4) formed in the cylindrical surface of the seat body (1) in a clearance fit manner, and one end of the movable groove (4) positioned in the seat body (1) is overlapped with one end of the round hole (6); an inclined plane is arranged at one end, close to the round hole (6), of the conductive pressing block (3), and the inclined plane of the conductive pressing block (3) is attached to the peripheral surface of the round table part of the pressing column (5);
a second magnet (18), wherein the second magnet (18) is positioned in the inner cavity (10) of the seat body (1);
a first magnet (17), wherein the first magnet (17) is embedded and installed in the pressing column (5), and one end surface of the first magnet (17) is overlapped with one end surface of the round platform part of the pressing column (5) facing to the second magnet (18);
a moving assembly mounted on the seat (1), said moving assembly being connected to the second magnet (18);
when detecting and connecting, pedestal (1) inserts in electric energy meter binding post's conductive sleeve (30), extrudees press post (5), press post (5) promote through the global of round platform portion conductive briquetting (3) inclined plane, conductive briquetting (3) one end follow movable groove (4) stretches out to with conductive sleeve (30) inner wall contact, first magnet (17) are close to second magnet (18) and produce the magnetic force of inhaling mutually, the round platform portion of press post (5) compresses tightly through magnetic force conductive briquetting (3) inclined plane, in order to realize conductive briquetting (3) tip compresses tightly conductive sleeve (30) inner wall.
2. The connection structure of the electric energy meter wiring terminal according to claim 1, characterized in that a first guide groove (12) is formed in the groove wall of the movable groove (4) along the length direction of the conductive pressing block (3), the first guide groove (12) is slidably connected with a first guide block (14), the first guide block (14) is fixedly connected with the conductive pressing block (3), a first spiral spring (13) is arranged in the first guide groove (12), and the first guide block (14) is elastically connected with the groove wall at one end of the first guide groove (12) through the first spiral spring (13).
3. The electrical energy meter terminal connection structure of claim 2, wherein the moving assembly comprises: a support rod (19), an operation rod (31), and a fourth coil spring (32); one end of the supporting rod (19) is fixedly connected with one end of the second magnet (18), and the other end of the supporting rod (19) is fixedly connected with one end of the operating rod (31); hole body (8) have been seted up on the outer wall of pedestal (1), and hole body (8) and inner chamber (10) of pedestal (1) communicate, action bars (31) pass hole body (8), and action bars (31) and hole body (8) clearance fit are connected, action bars (31) are located the fixed cover (7) that has cup jointed of the outside one end of pedestal (1), the cover is equipped with fourth coil spring (32) on action bars (31), the one end of fourth coil spring (32) with bracing piece (19) rigid coupling, the other end of fourth coil spring (32) and the cavity wall contact of inner chamber (10), the bottom fixedly connected with end cover (9) of pedestal (1), fixedly connected with keeps off seat (11) on end cover (9), keep off seat (11) with one side contact of bracing piece (19).
4. The electrical energy meter terminal connection structure of claim 2, wherein the moving assembly comprises: a support rod (19) and an operation rod (31); one end of the supporting rod (19) is fixedly connected with one end of the second magnet (18), and the other end of the supporting rod (19) is fixedly connected with one end of the operating rod (31); hole body (8) have been seted up on the outer wall of pedestal (1), and hole body (8) and inner chamber (10) intercommunication of pedestal (1), action bars (31) pass hole body (8), and action bars (31) and hole body (8) clearance fit are connected, action bars (31) are located the outside one end of pedestal (1) and have fixedly sleeved with operation cover (7), fixedly connected with blend stop (33) on action bars (31), and on blend stop (33) paste the chamber wall to inner chamber (10), the bottom fixedly connected with end cover (9) of pedestal (1), fixedly connected with fender seat (11) on end cover (9), spout (34) have been seted up on fender seat (11), spout (34) sliding connection has slider (35), set up cell body (38) on slider (35), be provided with spring (37) in cell body (38), bracing piece (19) fixedly connected with articulated post (36), articulated post (36) and the coaxial one end of spring body (37) are stretched into with cell wall (38), and the one end of articulated post (36) is connected to cell wall.
5. The connection structure of the electric energy meter wiring terminal according to claim 3 or 4, characterized in that an elastic pressing seat (21) is fixedly installed on the supporting rod (19), a movable rod (20) is arranged above the elastic pressing seat (21), one end, far away from the elastic pressing seat (21), of the movable rod (20) is fixedly connected with the end face of the round table part of the pressing column (5), a communication hole (23) is formed between the round hole (6) and the inner cavity (10) in a communicating mode, and the movable rod (20) penetrates through the communication hole (23).
6. The connection structure of the terminal of the electric energy meter according to claim 5, characterized in that said elastic pressing seat (21) comprises: a cylinder (2101), a second coil spring (2102), a connecting block (2103), a guide hole (2104) and a push rod (2105); barrel (2101) fixed mounting is to the face of bracing piece (19), the inside of barrel (2101) is provided with second coil spring (2102) and connecting block (2103), connecting block (2103) fixedly connected with push rod (2105), barrel (2101) one end is provided with guide hole (2104), push rod (2105) and guide hole (2104) clearance fit are connected, push rod (2105) are located outside barrel (2101) towards the one end of movable rod (20).
7. The electric energy meter wiring terminal connection structure according to claim 5, characterized in that the bottom of the base body (1) is provided with a cable (2), the cable (2) comprises an inner core (201) and an insulating sheath (202), the insulating sheath (202) is sleeved on the inner core (201), the inner core (201) is connected with a conductive rod (22), a groove (24) is formed in the groove wall of the movable groove (4), one end of the conductive rod (22) extends into the groove (24), the conductive rod (22) is connected with a conductive seat (25), the conductive seat (25) is located in the groove (24), and the conductive seat (25) is in contact with a conductive block (29) fixedly connected on the conductive pressing block (3).
8. The connection structure of the connection terminal of the electric energy meter according to claim 7, wherein a jack (27) is provided at one end of the conductive rod (22), the jack (27) is connected with a conductive inserting rod (26) in a clearance fit manner, and one end of the conductive inserting rod (26) is fixedly connected with the conductive seat (25).
9. The connection structure of the terminal of the electric energy meter according to claim 8, wherein a third coil spring (28) is provided in the insertion hole (27), and both ends of the third coil spring (28) are respectively in contact with the inner wall of the insertion hole (27) and the end of the conductive insertion rod (26).
10. The connecting structure of the connecting terminal of the electric energy meter according to claim 5, wherein a second guide groove (15) is formed on the hole wall of the round hole (6) along the length direction, and the second guide groove (15) is connected with a second guide block (16) in a sliding manner; the second guide block (16) is fixedly connected with the pressing column (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311603781.9A CN117578127A (en) | 2023-11-28 | 2023-11-28 | Electric energy meter binding post connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311603781.9A CN117578127A (en) | 2023-11-28 | 2023-11-28 | Electric energy meter binding post connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117578127A true CN117578127A (en) | 2024-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311603781.9A Pending CN117578127A (en) | 2023-11-28 | 2023-11-28 | Electric energy meter binding post connection structure |
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| CN (1) | CN117578127A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117849416A (en) * | 2024-03-07 | 2024-04-09 | 国网黑龙江省电力有限公司 | Binding post for mounting ammeter on-line diagnosis equipment and using method thereof |
-
2023
- 2023-11-28 CN CN202311603781.9A patent/CN117578127A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117849416A (en) * | 2024-03-07 | 2024-04-09 | 国网黑龙江省电力有限公司 | Binding post for mounting ammeter on-line diagnosis equipment and using method thereof |
| CN117849416B (en) * | 2024-03-07 | 2024-05-14 | 国网黑龙江省电力有限公司 | Binding post for mounting ammeter on-line diagnosis equipment and using method thereof |
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