CN111785485A - Install integrative current transformer of portable three-phase - Google Patents
Install integrative current transformer of portable three-phase Download PDFInfo
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- CN111785485A CN111785485A CN202010733228.7A CN202010733228A CN111785485A CN 111785485 A CN111785485 A CN 111785485A CN 202010733228 A CN202010733228 A CN 202010733228A CN 111785485 A CN111785485 A CN 111785485A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/38—Instruments transformers for polyphase ac
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a three-phase integrated current transformer convenient to install, which comprises an installation base, an installation plate, a transformer main body, a wiring shield, an installation inserting plate, a first connecting rod, a first spring and a connection pulling plate, wherein the installation base is fixedly connected with the installation plate; the mounting plate comprises a mounting plate and is characterized in that mounting screw holes are formed in two sides of the mounting plate, mounting bolts are connected to the mounting screw holes in a threaded mode, the mounting plate is fixedly mounted on a mounting base through the mounting bolts, a mutual inductor main body is fixedly arranged at the central position of the upper end of the mounting plate, wiring shields are rotatably connected to two sides of the mutual inductor main body, and wiring terminals are arranged below the wiring shields.
Description
Technical Field
The invention belongs to the technical field of current transformers, and particularly relates to a three-phase integrated current transformer convenient to install.
Background
The current and voltage in the power supply and electricity utilization line are greatly and slightly different, and are from several amperes to tens of thousands of amperes, so that the current needs to be converted into more uniform current for secondary instrument measurement; in addition, the voltages on the lines are very dangerous if measured directly, so that current transformers can be used for current transformation and electrical isolation. The current transformer can convert primary current with a large value into secondary current with a small value through a certain transformation ratio for protection, measurement and other purposes, and is widely applied to current measurement, electric energy metering, signal sampling and microcomputer protection of electric equipment of an alternating current power system.
Current current transformer carries out fixed mounting through the bolt more, and not only installation complex operation just needs the use tool just can realize, also need demolish rear detachable mutual-inductor with the bolt one by one during the dismantlement, and the installation or change mutual-inductor are inefficient.
Disclosure of Invention
The invention aims to provide a three-phase integrated current transformer convenient to install, wherein a pushing seat is driven to move downwards by a pressing plate, a connecting pull plate is driven to move outwards by the pushing seat, two groups of installing insertion plates are driven to move outwards, an installing base is installed on a base station, the installing insertion plates are guided and supported by arranging a supporting block, the installing base is limited, the installing stability of the installing base is improved, the limiting of the connecting pull plate is loosened by pulling the pressing plate upwards, the installing insertion plates are rebounded and clamped on the base station under the action of a first spring, the installing base is fixedly installed, and the installing and the disassembling are simple and convenient.
The purpose of the invention can be realized by the following technical scheme:
a three-phase integrated current transformer convenient to install comprises an installation base, an installation plate, a transformer main body, a wiring shield, an installation inserting plate, a first connecting rod, a first spring and a connection pulling plate; mounting screw holes are formed in two sides of the mounting plate, mounting bolts are connected to the mounting screw holes in a threaded mode, the mounting plate is fixedly mounted on a mounting base through the mounting bolts, a mutual inductor main body is fixedly arranged at the center of the upper end of the mounting plate, wiring shields are rotatably connected to two sides of the mutual inductor main body, and wiring terminals are arranged below the wiring shields;
installation base lower extreme central point puts and is provided with rectangular shape mounting groove, all be provided with first connecting rod on the mounting groove both ends lateral wall, first connecting rod slides through connection in installation base lower part, the one end and the installation picture peg fixed connection that first connecting rod is located the mounting groove, the one end that first connecting rod is located the installation base outside with be connected arm-tie fixed connection, first connecting rod periphery cover is equipped with first spring, first spring one end fixed connection is on the mounting groove lateral wall, the first spring other end and installation picture peg fixed connection, one side that first connecting rod was kept away from to the installation picture peg is provided with decurrent slope chamfer.
As a further scheme of the invention: the transformer comprises a transformer body and is characterized in that a mounting groove is formed in the center of the bottom of the mounting groove, a heat dissipation through hole is formed in the center of the bottom of the mounting groove, and the heat dissipation through hole is located under the transformer body.
As a further scheme of the invention: the mounting groove is internally and symmetrically provided with two groups of supporting blocks, and the upper surface of the mounting plugboard is in sliding fit with the lower surfaces of the supporting blocks.
As a further scheme of the invention: the heat dissipation device is characterized in that a heat dissipation fan is arranged in the mounting groove, the heat dissipation fan is mounted on the supporting block, and the blowing direction of the heat dissipation fan faces the heat dissipation through hole.
As a further scheme of the invention: the side wall of the mounting groove is provided with a vent hole, and the opening direction of the vent hole is perpendicular to the first connecting rod.
As a further scheme of the invention: the installation base is characterized in that fixing plates are horizontally and fixedly installed on two sides of the installation base, at least two groups of second connecting rods are connected to the fixing plates in a sliding penetrating mode, pressing plates are connected to the upper ends of the second connecting rods, and pushing seats are connected to the lower ends of the second connecting rods.
As a further scheme of the invention: the periphery of the second connecting rod is sleeved with a second spring, one end of the second spring is connected to the pressing plate, and the other end of the second spring is connected with the fixing plate.
As a further scheme of the invention: limiting plates are arranged at two ends of the mounting base and located above the pushing seat, and the distance between each limiting plate and the corresponding connecting pull plate is smaller than the length of the corresponding pushing seat.
The invention has the beneficial effects that: the mounting plate is fixedly mounted on the mounting base through a mounting bolt, the transformer wiring terminal is effectively protected by arranging the wiring shield, the transformer main body is effectively radiated by arranging the mounting groove and the radiating through hole in the center of the bottom of the mounting groove, the transformer main body is blown and radiated by arranging the radiating fan, the working performance of the transformer main body is improved, the pushing seat is driven to move downwards by pressing the pressing plate downwards, the connecting pull plate is driven to move outwards by the pushing seat, two groups of mounting insertion plates are driven to move outwards, the mounting base is mounted on the base station, the mounting insertion plates are moved to play a role of guiding and supporting by arranging the supporting blocks, the mounting base is limited, the mounting stability of the mounting base is improved, the pressing plate is pulled upwards to loose the limit of the connecting pull plate, and the mounting insertion plates are rebounded and clamped on the base station under the action of the first spring, the realization is to the fixed mounting of installation base, plays the effect of automatic resilience through setting up the second spring to upwards restoring to the throne of propelling movement seat, effectively prevents simultaneously that careless touching clamp plate from leading to loosening the installation base and install, plays spacing effect to promoting the seat through setting up the limiting plate, only need push down the clamp plate during dismantlement, drives the installation picture peg through propelling movement seat and outwards removes, loosens the clamp to the installation base station and presss from both sides tightly and can realize dismantling.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the mounting base of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;
FIG. 4 is a schematic view of an assembly structure of the installation inserting plate, the first connecting rod and the connecting pulling plate of the invention;
FIG. 5 is a schematic view of the mounting structure of the second link according to the present invention;
in the figure: 1. installing a base; 2. mounting a plate; 3. mounting a screw hole; 4. a transformer body; 5. a wiring shield; 6. mounting grooves; 7. a vent hole; 8. a heat dissipating through hole; 9. a support block; 10. a heat radiation fan; 12. installing a groove; 13. installing a plug board; 14. a first link; 15. a first spring; 16. connecting a pulling plate; 17. a fixing plate; 18. a second link; 19. a pushing seat; 20. a limiting plate; 21. pressing a plate; 22. a second spring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an installation-convenient three-phase integrated current transformer includes an installation base 1, an installation plate 2, a transformer main body 4, a wiring shield 5, an installation plug board 13, a first connecting rod 14, a first spring 15 and a connection pulling board 16; mounting screw holes 3 are formed in two sides of the mounting plate 2, mounting bolts are connected to the mounting screw holes 3 in a threaded mode, the mounting plate 2 is fixedly mounted on a mounting base 1 through the mounting bolts, a mutual inductor main body 4 is fixedly arranged at the center of the upper end of the mounting plate 2, wiring shields 5 are rotatably connected to two sides of the mutual inductor main body 4, and wiring terminals are arranged below the wiring shields 5;
6 tank bottom central point of mounting groove puts and is provided with mounting groove 12, mounting groove 12 tank bottom central point puts and is provided with heat dissipation through-hole 8, heat dissipation through-hole 8 is located mutual-inductor main part 4 under, through setting up mounting groove 12 and heat dissipation through-hole 8 at 6 tank bottom centers of mounting groove, effectively plays radiating effect to mutual-inductor main part 4.
The symmetry is provided with two sets of supporting shoes 9 in the mounting groove 6, installation picture peg 13 upper surface and the laminating of 9 lower surfaces of supporting shoe slide, remove the effect that plays the direction support to installation picture peg 13 through setting up supporting shoe 9, play spacing effect to the installation of installation base 1 simultaneously, improve the stability of installation base 1.
The heat dissipation device is characterized in that a heat dissipation fan 10 is arranged in the mounting groove 12, the heat dissipation fan 10 is mounted on the supporting block 9, the blowing direction of the heat dissipation fan 10 faces the heat dissipation through hole 8, and the heat dissipation fan 10 is arranged to blow and dissipate heat of the mutual inductor main body 4, so that the working performance of the mutual inductor main body 4 is improved.
Be provided with ventilation hole 7 on the mounting groove 12 lateral wall, ventilation hole 7 trompil direction is mutually perpendicular with first connecting rod 14, makes things convenient for radiator fan 10 to drive the circulation of air through setting up ventilation hole 7 to improve the heat dispersion to mutual-inductor main part 4.
The equal horizontal fixed mounting in installation base 1 both sides has fixed plate 17, sliding through connection has at least two sets of second connecting rods 18 on fixed plate 17, second connecting rod 18 upper end is connected with clamp plate 21, second connecting rod 18 lower extreme is connected with and pushes away seat 19, drives through pushing down clamp plate 21 and pushes away seat 19 downstream, pushes away seat 19 and drives and connect arm-tie 16 and outwards remove, drives two sets of installation picture peg 13 and outwards removes, installs installation base 1 on the base station, upwards stimulates clamp plate 21 and loosens spacing to connecting arm-tie 16, installation picture peg 13 is kick-backed under the effect of first spring 15 and is pressed from both sides tightly on the base station, realizes the fixed mounting to installation base 1.
Second connecting rod 18 periphery cover is equipped with second spring 22, second spring 22 one end is connected on clamp plate 21, the second spring 22 other end links to each other with fixed plate 17, plays the effect of automatic resilience through setting up the effect that second spring 22 resets upwards that promotes seat 19, effectively prevents simultaneously that careless touching clamp plate 21 from leading to unclamping the installation with installation base 1.
Limiting plates 20 are arranged at two ends of the mounting base 1, the limiting plates 20 are located above the pushing seat 19, the distance between the limiting plates 20 and the connecting pull plate 16 is smaller than the length of the pushing seat 19, and the limiting plates 20 are arranged to limit the pushing seat 19.
When the invention is used, the mounting plate 2 is fixedly arranged on the mounting base 1 through a mounting bolt, the wiring shield 5 is arranged to effectively protect the wiring terminals of the mutual inductor, the mounting groove 12 and the heat dissipation through hole 8 are arranged at the center of the bottom of the mounting groove 6 to effectively dissipate heat of the mutual inductor main body 4, the heat dissipation fan 10 is arranged to blow the mutual inductor main body 4 to dissipate heat, the working performance of the mutual inductor main body 4 is improved, the pushing seat 19 is driven to move downwards by the pressing plate 21, the connecting pull plate 16 is driven to move outwards by the pushing seat 19, the two groups of mounting insertion plates 13 are driven to move outwards, the mounting base 1 is arranged on a base station, the supporting block 9 is arranged to play a role of guiding and supporting the movement of the mounting insertion plate 13, the mounting of the mounting base 1 is limited, the mounting stability of the mounting base 1 is improved, the pressing plate 21 is pulled upwards to loosen the limit of the connecting, installation picture peg 13 is kick-backed under the effect of first spring 15 and is pressed from both sides tightly on the base station, realizes the fixed mounting to installation base 1, plays the effect of automatic resilience through setting up second spring 22 to the upwards restoring to the throne that promotes seat 19, effectively prevents simultaneously that careless touching clamp plate 21 from leading to unclamping installation base 1 the installation, plays spacing effect through setting up limiting plate 20 to promoting seat 19.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. A three-phase integrated current transformer convenient to install is characterized by comprising an installation base (1), an installation plate (2), a transformer main body (4), a wiring shield (5), an installation inserting plate (13), a first connecting rod (14), a first spring (15) and a connecting pulling plate (16); mounting screw holes (3) are formed in the two sides of the mounting plate (2), mounting bolts are connected to the mounting screw holes (3) in a threaded mode, the mounting plate (2) is fixedly mounted on the mounting base (1) through the mounting bolts, a mutual inductor main body (4) is fixedly arranged in the center of the upper end of the mounting plate (2), wiring shields (5) are rotatably connected to the two sides of the mutual inductor main body (4), and wiring terminals are arranged below the wiring shields (5);
installation base (1) lower extreme central point puts and is provided with rectangular shape mounting groove (6), all be provided with first connecting rod (14) on mounting groove (6) both ends lateral wall, first connecting rod (14) slide through connection in installation base (1) lower part, first connecting rod (14) are located the one end in mounting groove (6) and installation picture peg (13) fixed connection, first connecting rod (14) are located the one end in installation base (1) outside and are connected arm-tie (16) fixed connection, first connecting rod (14) periphery cover is equipped with first spring (15), first spring (15) one end fixed connection is on mounting groove (6) lateral wall, first spring (15) other end and installation picture peg (13) fixed connection, one side that first connecting rod (14) were kept away from in installation picture peg (13) is provided with decurrent slope chamfer.
2. The three-phase integrated current transformer convenient to install and convenient to use as claimed in claim 1, wherein a mounting groove (12) is formed in the center of the bottom of the mounting groove (6), a heat dissipation through hole (8) is formed in the center of the bottom of the mounting groove (12), and the heat dissipation through hole (8) is located right below the transformer body (4).
3. The convenient-to-mount three-phase integrated current transformer as claimed in claim 2, wherein two groups of supporting blocks (9) are symmetrically arranged in the mounting groove (6), and the upper surface of the mounting insertion plate (13) is in sliding fit with the lower surfaces of the supporting blocks (9).
4. The three-phase integrated current transformer convenient to install and convenient to use as claimed in claim 3, wherein a heat dissipation fan (10) is arranged in the installation groove (12), the heat dissipation fan (10) is installed on the supporting block (9), and the blowing direction of the heat dissipation fan (10) faces to the heat dissipation through hole (8).
5. The three-phase integrated current transformer convenient to install and convenient to use as claimed in claim 4, wherein a vent hole (7) is formed in the side wall of the installation groove (12), and the opening direction of the vent hole (7) is perpendicular to the first connecting rod (14).
6. The convenient-to-mount three-phase integrated current transformer is characterized in that fixing plates (17) are horizontally and fixedly mounted on two sides of the mounting base (1), at least two groups of second connecting rods (18) are connected to the fixing plates (17) in a sliding and penetrating manner, pressing plates (21) are connected to the upper ends of the second connecting rods (18), and pushing seats (19) are connected to the lower ends of the second connecting rods (18).
7. The three-phase integrated current transformer convenient to install and convenient to use as claimed in claim 6, wherein a second spring (22) is sleeved on the periphery of the second connecting rod (18), one end of the second spring (22) is connected to the pressing plate (21), and the other end of the second spring (22) is connected to the fixing plate (17).
8. The conveniently-installed three-phase integrated current transformer according to claim 6, wherein limiting plates (20) are arranged at two ends of the installation base (1), the limiting plates (20) are located above the pushing seat (19), and the distance between each limiting plate (20) and the connecting pull plate (16) is smaller than the length of the pushing seat (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010733228.7A CN111785485A (en) | 2020-07-27 | 2020-07-27 | Install integrative current transformer of portable three-phase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010733228.7A CN111785485A (en) | 2020-07-27 | 2020-07-27 | Install integrative current transformer of portable three-phase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111785485A true CN111785485A (en) | 2020-10-16 |
Family
ID=72765084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010733228.7A Pending CN111785485A (en) | 2020-07-27 | 2020-07-27 | Install integrative current transformer of portable three-phase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111785485A (en) |
-
2020
- 2020-07-27 CN CN202010733228.7A patent/CN111785485A/en active Pending
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