Electric energy metering device capable of replacing mutual inductor in live-line mode

Abstract

The invention relates to the technical field of mutual inductors, and discloses an electric energy metering device capable of replacing a mutual inductor in an electrified mode, which comprises a bottom plate, the surface of the bottom plate is in threaded connection with a fastening bolt, the top of the bottom plate is fixedly connected with an electric energy meter, and the surface of one side, close to the electric energy meter, of the bottom plate is fixedly connected with a base. A mutual inductor is fixedly connected to the inner wall of the side, away from the electric energy meter, of the base, the number of the fastening bolts is four, and the four fastening bolts are symmetrically distributed about the center of the surface of the electric energy meter. When the device is used and a mutual inductor is replaced in the wire replacing part, a wire is firstly clamped into a wire clamping rod, then a wire inserting rod is pushed, the wire inserting rod slides along the inner wall of a wire plate, the other end of the wire inserting rod pushes the wire clamping rod to enter a wire rod sliding groove of the device, and the wire on the surface of the wire clamping rod is clamped with a wire fixing plate; and finally, the inner wall of the wire clamping rod is pushed to be clamped with the clamping rod shaft, and then the device mutual inductor is placed in the base.

Description

Technical Field

[0001] The invention relates to the technical field of mutual inductor equipment, in particular to an electric energy metering device capable of replacing a mutual inductor under power. Background Art

[0002] The ‌Live Replaceable Transformer‌ is a tool used in the operation and maintenance of power systems, which can inspect and repair the line without power outages. Its working principle is to sense the line current through the transformer and convert it into a measurable voltage signal, thereby realizing the inspection and maintenance of the line‌.

[0003] Currently, commonly used electric energy metering devices with live replaceable transformers mostly use multifunctional electric energy meters, including complex calibration parameters, a large number of output registers, and strict communication interfaces. Therefore, the accuracy requirements are very stringent when installing the devices, which greatly increases the complexity of the installation device, and the implementation area and power consumption are also large, resulting in high costs. Summary of the invention

[0004] The object of the present invention is to provide an electric energy metering device capable of replacing a transformer under power, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions: The present invention is an electric energy metering device capable of replacing a transformer under power, comprising a bottom plate, a surface of the bottom plate being threadedly connected with a fastening bolt, a top of the bottom plate being fixedly connected with an electric energy meter, a surface of the bottom plate close to the electric energy meter being fixedly connected with a base, an inner wall of the base away from the electric energy meter being fixedly connected with a transformer, four fastening bolts being arranged, and the four fastening bolts being symmetrically distributed around the surface center of the electric energy meter, and further comprising: A line-changing component, the line-changing component comprising a push handle, a top plate is provided on the surface of the push handle, and a push plate slide groove is provided on the inner wall of the top plate near the push handle; A loading and unloading component, the loading and unloading component comprises a turning handle, the inner wall of the turning handle is fixedly connected to a rotating shaft, and the surface of the rotating shaft close to the turning handle is rotatably connected to a rotating shaft auxiliary rod; The fixing component comprises a fixed turning handle, the surface of the fixed turning handle is rotatably connected to a fixed vertical plate, and the surface of the fixed vertical plate is provided with a vertical plate sliding rod.

[0006] Furthermore, the line-changing component includes a push plate, the end face of the push plate is fixedly connected with an oblique spring plate, the surface of the oblique spring plate away from the push plate is fixedly connected with an elastic rope, the surface of the top plate is clamped with the inner wall of the base, two push handles are provided, and the two push handles are symmetrically distributed on the inner wall of the base, the surface of the push handle is fixedly connected to the end face of the push plate away from the oblique spring plate, the end face of the elastic rope away from the oblique spring plate is fixedly connected to the inner wall of the top plate, and the surface of the push plate is slidably connected to the inner wall of the push plate slide groove.

[0007] Furthermore, a wire board is fixedly connected to the surface of the mutual inductor, a wire plugging rod is slidably connected to the inner wall of the wire board, a wire clamping rod is fixedly connected to the end face of the wire plugging rod away from one end of the wire board, a wire rod slide groove is provided on the inner wall of the mutual inductor close to the wire clamping rod, a wire fixing plate is fixedly connected to the surface of the wire rod slide groove, and a clamping rod shaft is fixedly connected to the inner wall of the wire rod slide groove close to the wire fixing plate; There are two wire plates, which are symmetrically distributed on the surface of the transformer. The surface of the wire clamping rod is clamped with the surface of the clamping rod shaft, and the end face of the push plate away from the push handle is in contact with the surface of the wire insertion rod.

[0008] Furthermore, a push rod is fixedly connected to the inner wall of the base, an arc pressure plate is fixedly connected to the surface of the push rod close to the transformer, a spring fixed rod is fixedly connected to the surface of the top plate close to the push rod, and a positioning spring is arranged on the surface of the spring fixed rod; The number of the pushing rods is set to two, and the two pushing rods are symmetrically distributed on the inner wall of the base. The end face of the positioning spring away from the top plate is fixedly connected to the inner wall of the transformer, and the end face of the positioning spring is fixedly connected to the inner wall of the top plate. The number of the spring fixed rods is set to four, and the four spring fixed rods are symmetrically distributed around the center of the inner wall of the top plate.

[0009] Furthermore, the loading and unloading component includes a tooth plate, the inner wall of the tooth plate is rotatably connected to a tooth plate shaft, the surface of the tooth plate away from the tooth plate shaft is meshingly connected to a rack plate, the number of the turning handles is two, and the two turning handles are symmetrically distributed on the surface of the base, the end face of the rotating shaft auxiliary rod away from the rotating shaft is fixedly connected to the surface of the base, the end face of the tooth plate shaft away from the tooth plate is fixedly connected to the surface of the base, and the surface of the rack plate away from the tooth plate is slidably connected to the inner wall of the base.

[0010] Furthermore, the end surface of the rack plate close to one end of the top plate is fixedly connected with a push rod, the end surface of the push rod away from one end of the rack plate is fixedly connected with an arc stand plate, the inner wall of the top plate close to the push rod is fixedly connected with an arc slide plate, the end surface of the arc slide plate close to one end of the arc stand plate is fixedly connected with a positioning arc plate, the inner wall of the arc slide plate is slidably connected to the surface of the arc stand plate, the inner wall of the arc stand plate is clamped with the surface of the transformer, the number of the positioning arc plates is set to two, and the two positioning arc plates are symmetrically distributed with respect to the end surface of the arc slide plate.

[0011] Furthermore, the fixed component includes a horizontal plate, the surface of which is slidably connected with a connecting rod, and an anti-electric clamp is inserted into the inner wall of the fixed vertical plate close to the connecting rod. The number of the fixed turn handles is two, and the two fixed turn handles are symmetrically distributed on the inner wall of the base. The number of the vertical plate sliding rods is two, and the two vertical plate sliding rods are symmetrically distributed on the surface of the fixed vertical plate. The bottom of the fixed vertical plate is slidably connected to the top of the base, and the bottom of the vertical plate sliding rod is fixedly connected to the top of the base. The number of the connecting rods is two, and the two connecting rods are symmetrically distributed on the surface of the horizontal plate. The end face of the horizontal plate away from one end of the connecting rod is fixedly connected to the surface of the fixed vertical plate, and the bottom of the connecting rod is fixedly connected to the top of the bottom plate.

[0012] Furthermore, a surface of the fixed turning handle close to the fixed vertical plate is fixedly connected to a turning slot plate, a turning slot is opened on the inner wall of the turning slot plate, a thrust spring is fixedly connected to the surface of the turning slot, an end surface of the turning slot plate away from the turning slot is fixedly connected to an anti-arc plate, an end surface of the thrust spring away from the turning slot plate is in contact with a surface of an anti-electric card plate, and an end surface of the anti-arc plate away from the thrust spring is in contact with a surface of the transformer.

[0013] The present invention has the following beneficial effects: When the present invention is in use, in the line-changing component, when replacing the mutual inductor, first clamp the wire into the wire clamping rod, then push the wire plugging rod, the wire plugging rod will slide along the inner wall of the wire plate, and the other end will push the wire clamping rod into the device wire rod sliding groove, the wire on the surface of the wire clamping rod will be mutually engaged with the fixed line plate, and finally pushed to the engagement between the inner wall of the wire clamping rod and the clamping rod shaft, and then, put the device mutual inductor into the base, at this time, push the push handle, the push handle will drive the push plate to slide along the inner wall of the push plate sliding groove, and the push plate will drive the inclined spring plate to operate, when When the inclined spring plate is in operation, it will drive the elastic rope to operate, and through the elastic force of the inclined spring plate, it will assist in pushing the push plate to operate, and finally push the end face of the other end of the push plate to engage with the surface of the wire plug rod, so that the wire on its surface is more fixed. At the same time, when the transformer is placed in the base and the top plate is engaged with the base, the surface of the transformer contacts and collides with the surface of the arc pressure plate, and the arc pressure plate will be subjected to the reaction force of the extension rod to fix the surface of the transformer. At the same time, the top plate contacts the positioning spring through collision, generating an elastic force, making its engagement with the top plate more fixed.

[0014] When the present invention is in use, the handle is rotated in the loading and unloading component, and the handle will drive the rotating shaft to rotate along the inner wall of the rotating shaft auxiliary rod. At the same time, it will drive the toothed plate on the other end surface to rotate along the inside of the toothed plate shaft. When the toothed plate rotates, it will drive the rack plate to slide along the inner wall of the base through the surface meshing action. When the rack plate moves, it will drive the push rod to move, and the push rod will drive the arc plate. When the two arc plates move relative to each other, they will eventually move to the inner wall of the mutual inductor to fix the mutual inductor. When recycling, when driving the arc plate to move, it will contact the positioning arc plate, and finally move along the inner wall of the arc slide plate and be collected in the arc slide plate.

[0015] When the present invention is in use, the fixed handle is rotated in the fixed component, and the loading and unloading component will rotate along the inner wall of the fixed vertical plate. At the same time, the fixed vertical plate is pushed to slide along the inner wall of the vertical plate sliding rod, so that the top plate can be fixed to the surface of the base. When the fixed handle is rotated, the rotating slot plate will be driven to rotate. When the rotating slot plate is rotated, the thrust spring will be driven to rotate. When it is rotated to a certain position, the anti-electricity card plate is inserted, and the anti-electricity card plate will run along the inner wall of the fixed vertical plate, and finally the thrust spring will be fixed. At the same time, through the elastic force, the anti-arc plate at the other end is driven to be fixed to the surface of the mutual inductor. When collecting, the anti-electricity card plate is taken down, and through the elastic force, the thrust spring will finally contact the surface of the horizontal plate for placement.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a cross-sectional view of the overall structure of the present invention; Figure 3 It is a cross-sectional view of the structure of the line changing component of the present invention; Figure 4 For the present invention Figure 3 A magnified view of part A in FIG. Figure 5 This is a cross-sectional view of the wire board structure of the present invention; Figure 6 For the present invention Figure 5 A magnified view of part B in FIG. Figure 7 This is a schematic diagram of the structure of the loading and unloading components of the present invention; Figure 8 It is a side view of the loading and unloading component structure of the present invention; Fig. 9 It is a schematic diagram of the structure of the fixing component of the present invention; Fig.10 It is a cross-sectional view of the fixing component structure of the present invention.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows: In the figure: 1. Line changing parts; 2. Loading and unloading parts; 3. Fixing parts; 4. Bottom plate; 5. Fastening bolts; 6. Electric energy meter; 7. Base; 8. Transformer; 21. Push handle; 22. Top plate; 23. Push plate slide; 24. Push plate; 25. Elastic rope; 26. Oblique elastic plate; 27. Line plate; 28. Plug-in rod; 29. ​​Push-out rod; 30. Arc pressure plate; 31. Spring fixed rod; 32. Positioning spring; 33. Line rod slide; 34. Line plate; 35. The clamping rod shaft; 36, the clamping rod; 41, the turning handle; 42, the rotating shaft; 43, the rotating shaft auxiliary rod; 44, the tooth plate; 45, the tooth plate shaft; 46, the rack plate; 47, the arc sliding plate; 48, the clamping arc plate; 49, the top rod; 50, the arc vertical plate; 61, the fixed turning handle; 62, the fixed vertical plate; 63, the vertical plate sliding rod; 64, the horizontal plate; 65, the connecting rod; 66, the anti-electric clamping plate; 67, the rotating slot plate; 68, the rotating slot; 69, the thrust spring; 70, the anti-arc plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figure 1-Figure 10 As shown, the present invention is an electric energy metering device capable of replacing a transformer with power, comprising a bottom plate 4, a fastening bolt 5 is threadedly connected to the surface of the bottom plate 4, an electric energy meter 6 is fixedly connected to the top of the bottom plate 4, a base 7 is fixedly connected to the surface of the bottom plate 4 close to the electric energy meter 6, a transformer 8 is fixedly connected to the inner wall of the base 7 away from the electric energy meter 6, four fastening bolts 5 are provided, and the four fastening bolts 5 are symmetrically distributed around the surface center of the electric energy meter 6, and further comprising: The line changing component 1 includes a push handle 21. When the push handle 21 is pushed, the push handle 21 will drive the push plate 24 to slide along the inner wall of the push plate slide groove 23. A top plate 22 is provided on the surface of the push handle 21. A push plate slide groove 23 is provided on the inner wall of the top plate 22 close to the push handle 21. The loading and unloading component 2 includes a turning handle 41. When the turning handle 41 is turned, the turning handle 41 drives the rotating shaft 42 to rotate along the inner wall of the rotating shaft auxiliary rod 43. The inner wall of the turning handle 41 is fixedly connected with the rotating shaft 42. The surface of the rotating shaft 42 close to the turning handle 41 is rotatably connected with the rotating shaft auxiliary rod 43. The fixing component 3 includes a fixed turning handle 61. When the fixed turning handle 61 is turned, the loading and unloading component 2 will rotate along the inner wall of the fixed vertical plate 62. The surface of the fixed turning handle 61 is rotatably connected to the fixed vertical plate 62, which pushes the fixed vertical plate 62 to slide along the inner wall of the vertical plate slide rod 63, so that the top plate 22 can be fixed to the surface of the base 7. The surface of the fixed vertical plate 62 is provided with a vertical plate slide rod 63.

[0022] The line changing component 1 includes a push plate 24, which will drive the inclined spring plate 26 to operate. The end surface of the push plate 24 is fixedly connected to the inclined spring plate 26. When the inclined spring plate 26 operates, it will drive the elastic rope 25 to operate, and the elastic force of the inclined spring plate 26 will assist in pushing the push plate 24 to operate, and finally push the end surface of the other end of the push plate 24 to engage with the surface of the wire plugging rod 28, so that the wire on its surface is more fixed. The surface of the inclined spring plate 26 away from the push plate 24 is fixedly connected with the elastic rope 25, and the surface of the top plate 22 is engaged with the inner wall of the base 7. There are two push handles 21, and the two push handles 21 are symmetrically distributed on the inner wall of the base 7. The surface of the push handle 21 is fixedly connected to the end surface of the push plate 24 away from the inclined spring plate 26, and the end surface of the elastic rope 25 away from the inclined spring plate 26 is fixedly connected to the inner wall of the top plate 22, and the surface of the push plate 24 is slidably connected to the inner wall of the push plate slide groove 23.

[0023] The surface of the mutual inductor 8 is fixedly connected to the wire plate 27, and the inner wall of the wire plate 27 is slidably connected to the wire plugging rod 28. First, the wire is inserted into the wire plugging rod 36, and then the wire plugging rod 28 is pushed, and the wire plugging rod 28 will slide along the inner wall of the wire plate 27. The end face of the wire plugging rod 28 away from one end of the wire plate 27 is fixedly connected to the wire plugging rod 36, and the other end will push the wire plugging rod 36 into the device wire rod slot 33, and the wire on the surface of the wire plugging rod 36 will be mutually engaged with the fixed line plate 34, and finally pushed to the engagement between the inner wall of the wire plugging rod 36 and the clamping rod shaft 35. A wire rod slot 33 is provided on the inner wall of the mutual inductor 8 close to the wire plugging rod 36, and the surface of the wire rod slot 33 is fixedly connected to the fixed line plate 34, and the inner wall of the wire rod slot 33 close to the fixed line plate 34 is fixedly connected to the clamping rod shaft 35; There are two wire plates 27 symmetrically distributed on the surface of the mutual inductor 8 , the surface of the wire clamping rod 36 is clamped with the surface of the clamping rod shaft 35 , and the end face of the push plate 24 away from the push handle 21 is in contact with the surface of the wire insertion rod 28 .

[0024] The inner wall of the base 7 is fixedly connected with a push rod 29, and the surface of the push rod 29 close to the transformer 8 is fixedly connected with an arc pressure plate 30. When the transformer 8 is placed in the base 7 and the top plate 22 is clamped into the base 7, the surface of the transformer 8 contacts and collides with the surface of the arc pressure plate 30, and the arc pressure plate 30 is subjected to the reaction force of the push rod 29, and the surface of the transformer 8 is fixed. The surface of the top plate 22 close to the push rod 29 is fixedly connected with a spring fixed rod 31, and the surface of the spring fixed rod 31 is provided with a positioning spring 32. The top plate 22 contacts the positioning spring 32 through collision, generating an elastic force, so that the clamping of the top plate 22 is more fixed; There are two pushing rods 29, which are symmetrically distributed on the inner wall of the base 7. The end face of the positioning spring 32 away from the top plate 22 is fixedly connected to the inner wall of the mutual inductor 8, and the end face of the positioning spring 32 is fixedly connected to the inner wall of the top plate 22. There are four spring fixing rods 31, which are symmetrically distributed around the inner wall center of the top plate 22.

[0025] The loading and unloading component 2 includes a tooth plate 44, which will drive the tooth plate 44 on the other end surface to rotate along the inside of the tooth plate shaft 45. The inner wall of the tooth plate 44 is rotatably connected to the tooth plate shaft 45, and the surface of the tooth plate 44 away from the tooth plate shaft 45 is meshingly connected to the rack plate 46. When the tooth plate 44 rotates, the rack plate 46 is driven to slide along the inner wall of the base 7 through the surface meshing action. There are two turning handles 41, and the two turning handles 41 are symmetrically distributed on the surface of the base 7. The end face of the shaft auxiliary rod 43 away from the shaft 42 is fixedly connected to the surface of the base 7, the end face of the gear plate shaft 45 away from the tooth plate 44 is fixedly connected to the surface of the base 7, and the surface of the rack plate 46 away from the tooth plate 44 is slidably connected to the inner wall of the base 7.

[0026] The end surface of the rack plate 46 close to the top plate 22 is fixedly connected with a push rod 49, and the end surface of the push rod 49 away from the rack plate 46 is fixedly connected with an arc stand plate 50. When the rack plate 46 is running, it will drive the push rod 49 to run, and the push rod 49 will drive the arc stand plate 50. When the two arc stand plates 50 run against each other, they will eventually run to the inner wall of the mutual inductor 8 to fix the mutual inductor 8. When recycling, the arc stand plate 50 will be driven to run, and it will contact the positioning arc plate 48. It will eventually run along the inner wall of the arc slide 47 and be collected into the arc slide 47. The inner wall of the top plate 22 near the top rod 49 is fixedly connected with the arc slide 47. The end face of the arc slide 47 near one end of the arc stand 50 is fixedly connected with a locking arc plate 48. The inner wall of the arc slide 47 is slidably connected to the surface of the arc stand 50. The inner wall of the arc slide 47 is locked with the surface of the mutual inductor 8. There are two locking arc plates 48, and the two locking arc plates 48 are symmetrically distributed with respect to the end face of the arc slide 47.

[0027] The fixing component 3 includes a transverse plate 64, which drives the arc protection plate 70 at the other end to be fixed to the surface of the mutual inductor 8 through elastic force. When collecting, the anti-electricity card plate 66 is taken down, and through the elastic force, the thrust spring 69 will eventually contact the surface of the transverse plate 64 for placement. The surface of the transverse plate 64 is slidably connected with a connecting rod 65, and the inner wall of the fixed vertical plate 62 close to the connecting rod 65 is plugged with an anti-electricity card plate 66. When it is rotated to a certain position, the anti-electricity card plate 66 is inserted, and the anti-electricity card plate 66 will run along the inner wall of the fixed vertical plate 62, and finally fix the thrust spring 69. The fixed rotation There are two handles 61, which are symmetrically distributed on the inner wall of the base 7. There are two vertical plate slide rods 63, which are symmetrically distributed on the surface of the fixed vertical plate 62. The bottom of the fixed vertical plate 62 is slidably connected to the top of the base 7. The bottom of the vertical plate slide rod 63 is fixedly connected to the top of the base 7. There are two connecting rods 65, which are symmetrically distributed on the surface of the cross plate 64. The end surface of the cross plate 64 away from the connecting rod 65 is fixedly connected to the surface of the fixed vertical plate 62, and the bottom of the connecting rod 65 is fixedly connected to the top of the base plate 4.

[0028] The surface of the fixed turning handle 61 close to the fixed vertical plate 62 is fixedly connected with a turning groove plate 67. When the fixed turning handle 61 is rotated, the turning groove plate 67 will be driven to rotate. When the turning groove plate 67 is rotated, the thrust spring 69 will be driven to rotate. The inner wall of the turning groove plate 67 is provided with a turning groove 68. The surface of the turning groove 68 is fixedly connected with a thrust spring 69. The end surface of the turning groove plate 67 away from the turning groove 68 is fixedly connected with an anti-arc plate 70. The end surface of the thrust spring 69 away from the turning groove plate 67 contacts the surface of the anti-electric card plate 66, and the end surface of the anti-arc plate 70 away from the thrust spring 69 contacts the surface of the transformer 8.

[0029] When in use, in the line-changing component 1, when replacing the mutual inductor 8, first insert the wire into the wire-clamping rod 36, and then push the wire-inserting rod 28, the wire-inserting rod 28 will slide along the inner wall of the wire plate 27, and the other end will push the wire-clamping rod 36 into the device wire rod slide groove 33, and the wire on the surface of the wire-clamping rod 36 will be engaged with the fixed line plate 34, and finally pushed to the engagement between the inner wall of the wire-clamping rod 36 and the clamping rod shaft 35, and then, put the device mutual inductor 8 into the base 7, at this time, push the push handle 21, the push handle 21 will drive the push plate 24 to slide along the inner wall of the push plate slide groove 23, and the push plate 24 will drive the inclined spring plate 26 to operate, When the inclined spring plate 26 is running, it will drive the elastic rope 25 to run, and through the elastic force of the inclined spring plate 26, it will assist in pushing the push plate 24 to run, and finally push the end face of the other end of the push plate 24 to engage with the surface of the wire plug rod 28, so that the wire on its surface is more fixed. At the same time, when the mutual inductor 8 is placed in the base 7 and the top plate 22 is engaged with the base 7, the surface of the mutual inductor 8 contacts and collides with the surface of the arc pressure plate 30, and the arc pressure plate 30 will be subjected to the reaction force of the extension rod 29 to fix the surface of the mutual inductor 8. At the same time, the top plate 22 contacts the positioning spring 32 through collision, generating an elastic force, making its engagement with the top plate 22 more fixed. At this time, in the loading and unloading component 2, the handle 41 is turned, and the handle 41 will drive the rotating shaft 42 to rotate along the inner wall of the rotating shaft auxiliary rod 43. At the same time, it will drive the toothed plate 44 on the other end surface to rotate along the inside of the toothed plate shaft 45. When the toothed plate 44 rotates, it will drive the rack plate 46 to slide along the inner wall of the base 7 through the surface meshing action. When the rack plate 46 runs, it will drive the push rod 49 to run, and the push rod 49 will drive the arc stand plate 50. When the two arc stand plates 50 run against each other, they will eventually run to the inner wall of the mutual inductor 8 to fix the mutual inductor 8. When recycling, when driving the arc stand plate 50 to run, it will contact the positioning arc plate 48, and finally run along the inner wall of the arc slide plate 47 and be collected in the arc slide plate 47. At this time, in the fixed component 3, the fixed turning handle 61 is rotated, and the loading and unloading component 2 will rotate along the inner wall of the fixed vertical plate 62. At the same time, the fixed vertical plate 62 is pushed to slide along the inner wall of the vertical plate slide rod 63, so that the top plate 22 can be fixed to the surface of the base 7. When the fixed turning handle 61 is rotated, the rotating slot plate 67 will be driven to rotate. When the rotating slot plate 67 is rotated, the thrust spring 69 will be driven to rotate. When it is rotated to a certain position, the anti-electricity card plate 66 is inserted, and the anti-electricity card plate 66 will run along the inner wall of the fixed vertical plate 62, and finally fix the thrust spring 69. At the same time, through the elastic force, the anti-arc plate 70 at the other end is driven to be fixed to the surface of the mutual inductor 8. When collecting, the anti-electricity card plate 66 is taken down, and through the elastic force, the thrust spring 69 will finally contact the surface of the horizontal plate 64 for placement.

[0030] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An electric energy metering device capable of replacing a transformer under power, comprising a bottom plate (4), a surface of the bottom plate (4) being threadedly connected with a fastening bolt (5), a top of the bottom plate (4) being fixedly connected with an electric energy meter (6), a surface of the bottom plate (4) close to the electric energy meter (6) being fixedly connected with a base (7), an inner wall of the base (7) away from the electric energy meter (6) being fixedly connected with a transformer (8), the fastening bolts (5) being arranged in four numbers, the four fastening bolts (5) being symmetrically distributed around the center of the surface of the electric energy meter (6), and characterized in that: Also includes: A line changing component (1), the line changing component (1) comprising a push handle (21), a top plate (22) being arranged on the surface of the push handle (21), and a push plate sliding groove (23) being arranged on the inner wall of the top plate (22) on a side close to the push handle (21); A loading and unloading component (2), the loading and unloading component (2) comprising a turning handle (41), the inner wall of the turning handle (41) being fixedly connected to a rotating shaft (42), and the surface of the rotating shaft (42) close to the turning handle (41) being rotatably connected to a rotating shaft auxiliary rod (43); A fixed component (3), the fixed component (3) comprising a fixed turning handle (61), the surface of the fixed turning handle (61) being rotatably connected to a fixed vertical plate (62), and the surface of the fixed vertical plate (62) being provided with a vertical plate sliding rod (63).

2. The electric energy metering device capable of replacing a transformer under power according to claim 1, characterized in that: The line changing component (1) comprises a push plate (24), the end surface of the push plate (24) is fixedly connected to an inclined spring plate (26), the surface of the inclined spring plate (26) away from the push plate (24) is fixedly connected to an elastic rope (25), the surface of the top plate (22) is clamped with the inner wall of the base (7), the number of the push handles (21) is two, the two push handles (21) are symmetrically distributed with the inner wall of the base (7), the surface of the push handle (21) is fixedly connected to the end surface of the push plate (24) away from the inclined spring plate (26), the end surface of the elastic rope (25) away from the inclined spring plate (26) is fixedly connected to the inner wall of the top plate (22), and the surface of the push plate (24) is slidably connected to the inner wall of the push plate slide groove (23).

3. The electric energy metering device capable of replacing a transformer under power according to claim 2, characterized in that: The surface of the mutual inductor (8) is fixedly connected to a wire plate (27), the inner wall of the wire plate (27) is slidably connected to a wire insertion rod (28), the end surface of the wire insertion rod (28) away from the wire plate (27) is fixedly connected to a wire clamping rod (36), the inner wall of the mutual inductor (8) on the side close to the wire clamping rod (36) is provided with a wire rod sliding groove (33), the surface of the wire rod sliding groove (33) is fixedly connected to a wire fixing plate (34), and the inner wall of the wire rod sliding groove (33) on the side close to the wire fixing plate (34) is fixedly connected to a clamping rod shaft (35); The number of the wire plates (27) is two, and the two wire plates (27) are symmetrically distributed on the surface of the mutual inductor (8). The surface of the wire clamping rod (36) is clamped with the surface of the clamping rod shaft (35), and the end surface of the push plate (24) away from the push handle (21) is in contact with the surface of the wire insertion rod (28).

4. The electric energy metering device capable of live replacement of transformer according to claim 3 is characterized in that: The inner wall of the base (7) is fixedly connected to a push rod (29), the surface of the push rod (29) close to the transformer (8) is fixedly connected to an arc pressure plate (30), the surface of the top plate (22) close to the push rod (29) is fixedly connected to a spring fixed rod (31), and the surface of the spring fixed rod (31) is provided with a positioning spring (32); The number of the extending rods (29) is two, and the two extending rods (29) are symmetrically distributed on the inner wall of the base (7); the end surface of the positioning spring (32) away from the top plate (22) is fixedly connected to the inner wall of the mutual inductor (8); the end surface of the positioning spring (32) is fixedly connected to the inner wall of the top plate (22); the number of the spring fixed rods (31) is four, and the four spring fixed rods (31) are symmetrically distributed around the center of the inner wall of the top plate (22).

5. The electric energy metering device capable of replacing a transformer under power according to claim 4, characterized in that: The loading and unloading component (2) comprises a tooth plate (44), the inner wall of the tooth plate (44) is rotatably connected to a tooth plate shaft (45), the surface of the tooth plate (44) away from the tooth plate shaft (45) is meshingly connected to a rack plate (46), the number of the turning handles (41) is two, the two turning handles (41) are symmetrically distributed on the surface of the base (7), the end surface of the rotating shaft auxiliary rod (43) away from the rotating shaft (42) is fixedly connected to the surface of the base (7), the end surface of the tooth plate shaft (45) away from the tooth plate (44) is fixedly connected to the surface of the base (7), and the surface of the rack plate (46) away from the tooth plate (44) is slidably connected to the inner wall of the base (7).

6. The electric energy metering device capable of live replacement of transformers according to claim 5, characterized in that: The end surface of the rack plate (46) close to the top plate (22) is fixedly connected to a push rod (49), the end surface of the push rod (49) away from the rack plate (46) is fixedly connected to an arc stand plate (50), the inner wall of the top plate (22) close to the push rod (49) is fixedly connected to an arc slide plate (47), the end surface of the arc slide plate (47) close to the arc stand plate (50) is fixedly connected to a locking arc plate (48), the inner wall of the arc slide plate (47) is slidably connected to the surface of the arc stand plate (50), the inner wall of the arc stand plate (50) is locked to the surface of the mutual inductor (8), and the number of the locking arc plates (48) is two, and the two locking arc plates (48) are symmetrically distributed with respect to the end surface of the arc slide plate (47).

7. The electric energy metering device capable of replacing a transformer under power according to claim 6, characterized in that: The fixed component (3) comprises a horizontal plate (64), the surface of which is slidably connected to a connecting rod (65), an inner wall of the fixed vertical plate (62) close to the connecting rod (65) is plugged with an anti-electricity clamping plate (66), the number of the fixed turning handles (61) is two, the two fixed turning handles (61) are symmetrically distributed on the inner wall of the base (7), the number of the vertical plate sliding rods (63) is two, the two vertical plate sliding rods (63) are aligned with the surface of the fixed vertical plate (62), and the fixing member (3) comprises a plurality of fixed turning handles (61), the plurality of fixed turning handles (61) are symmetrically distributed on the inner wall of the base (7), and the plurality of vertical plate sliding rods (63) are symmetrically distributed on the inner wall of the base (7). The bottom of the fixed vertical plate (62) is slidably connected to the top of the base (7), the bottom of the vertical plate sliding rod (63) is fixedly connected to the top of the base (7), the number of the connecting rods (65) is two, the two connecting rods (65) are symmetrically distributed on the surface of the horizontal plate (64), the end surface of the horizontal plate (64) away from the connecting rod (65) is fixedly connected to the surface of the fixed vertical plate (62), and the bottom of the connecting rod (65) is fixedly connected to the top of the bottom plate (4).

8. The electric energy metering device capable of live-replacement of a transformer according to claim 7, characterized in that: A rotating groove plate (67) is fixedly connected to the surface of the fixed rotating handle (61) on the side close to the fixed vertical plate (62); a rotating groove (68) is provided on the inner wall of the rotating groove plate (67); a thrust spring (69) is fixedly connected to the surface of the rotating groove (68); an end surface of the rotating groove plate (67) away from the rotating groove (68) is fixedly connected to an arc protection plate (70); an end surface of the thrust spring (69) away from the rotating groove plate (67) contacts the surface of the anti-electric card plate (66); and an end surface of the anti-arc plate (70) away from the thrust spring (69) contacts the surface of the mutual inductor (8).

Images