CN210837390U - Current transformer convenient to dismouting - Google Patents
Current transformer convenient to dismouting Download PDFInfo
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- CN210837390U CN210837390U CN201921910656.1U CN201921910656U CN210837390U CN 210837390 U CN210837390 U CN 210837390U CN 201921910656 U CN201921910656 U CN 201921910656U CN 210837390 U CN210837390 U CN 210837390U
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- current transformer
- fixedly connected
- plate
- fixing base
- cardboard
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Abstract
The utility model discloses a current transformer convenient to dismouting, including current transformer body and fixing base, the equal fixedly connected with pressure plate in both sides of the bottom of current transformer body, the spacing groove has been seted up to the inside of fixing base, and the equal fixedly connected with elastic component in both sides of the inside of spacing groove, the equal fixedly connected with compression spring in both sides of fixing base, and compression spring's tip fixedly connected with presses the movable plate, one side welding according to the movable plate has the cardboard, and the cardboard runs through the fixing base, one side fixedly connected with coupling spring of cardboard, the intermediate position fixedly connected with connecting plate of the bottom of fixing base. The utility model discloses an elastic plate and the pressure board that sets up, when needs were overhauld, press the pressure board of fixing base both sides, the coupling spring of cardboard one side is compressed to one side of connecting plate, leaves the space between elastic component and the cardboard, makes the pressure board can follow the inside of cardboard and take out, conveniently takes out the back to the maintenance of current transformer body, comparatively conveniently saves time when taking out.
Description
Technical Field
The utility model relates to an electric power accessory technical field especially relates to a current transformer convenient to dismouting.
Background
The current transformer is an instrument for converting large primary side current into small secondary side current to measure according to the electromagnetic induction principle, and is formed from closed iron core and winding, its primary side winding has small number of turns, and is series-connected in the circuit of current to be measured, so that it always has all current of circuit flowing through, and its secondary side winding has more turns, and is series-connected in the measuring instrument and protection circuit, and when the current transformer is worked, its secondary side circuit is always closed, so that the impedance of series-connected coil of measuring instrument and protection circuit is very small, and its working state is close to short circuit, and the current transformer can be used for converting large primary side current into small secondary side current to measure, and its secondary side can not be opened The metering device provides current information of a power grid, the protection current transformer provides power grid fault current information for the relay protection device and the like in a power grid fault state.
The current transformer of dismouting of being convenient for of current is at the in-process that uses, current transformer moves for a long time, lead to current transformer to break down, when needing to overhaul, current transformer uses the bolt fastening usually in certain position, the cost time is longer when taking out, delay the maintenance, the power cord can't be adjusted fixedly, it is comparatively difficult to operate, wearing and tearing appear easily on the power cord surface, cause the unnecessary loss, the temperature can't dispel the heat around the power cord, consequently, need to design a current transformer of dismouting of being convenient for to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a current transformer convenient to disassemble and assemble.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a current transformer convenient to dismouting, includes current transformer body and fixing base, the equal fixedly connected with pressure movable plate in both sides of the bottom of current transformer body, the spacing groove has been seted up to the inside of fixing base, and the equal fixedly connected with elastic component in both sides of the inside of spacing groove, the equal fixedly connected with compression spring in both sides of fixing base, and compression spring's tip fixedly connected with presses the movable plate, one side welding according to the movable plate has the cardboard, and the cardboard runs through the fixing base, one side fixedly connected with coupling spring of cardboard, the intermediate position fixedly connected with connecting plate of the bottom of fixing base, and coupling spring's tip fixed connection is in one side of connecting plate.
Furthermore, a through hole is formed in the current transformer body, and a power line connecting piece is fixedly connected to one side close to the through hole.
Furthermore, threaded holes are formed in the top and the bottom of the power line connecting piece, an adjusting rod is connected to the threaded holes in an internal thread mode, an adjusting bolt is connected to the outer portion of the adjusting rod in a threaded mode, and a fastening plate is fixedly connected to the end portion of the adjusting bolt.
Furthermore, the four corners at the top of the fixing base are all provided with limiting holes, the inner threads of the limiting holes are connected with screw rods, and the outer threads of the screw rods are connected with fastening bolts.
Further, the bottom fixedly connected with gasket of mounting plate, the inside of power cord connecting piece is the equidistance and has seted up the ventilation hole.
Furthermore, the pressing plate is clamped inside the clamping plate, and a label is arranged at the top of the current transformer body.
The utility model has the advantages that:
1. through elastic plate, compression spring and the pressure movable plate that sets up, when needs were overhauld, pressed the pressure movable plate of fixing base both sides, the connecting spring of cardboard one side compressed to one side of connecting plate, left the space between elastic component and the cardboard, made the pressure movable plate can follow the inside of cardboard and take out, conveniently takes out the back to the maintenance of current transformer body, comparatively conveniently saves time when taking out.
2. Through the power cord connecting piece, the mounting plate that set up and the regulation pole, when the diameter of power cord is different, rotate adjusting bolt, adjust the regulation about can carrying out of pole, through adjusting the distance between two mounting plates, adjust fixedly the power cord of different diameters size, the operation is comparatively convenient.
3. Through the gasket and the ventilation hole that set up, the gasket protects the power cord, prevents that the power cord from placing in the through-wire hole, and the power cord surface wearing and tearing appear dispel the heat through the ventilation hole of power connecting piece, makes the power cord ambient temperature reduce, reduces the possibility that the calamity took place.
Drawings
Fig. 1 is a schematic structural view of a current transformer convenient to disassemble and assemble according to the present invention;
fig. 2 is a schematic view of a fixing base structure of a current transformer convenient to disassemble and assemble;
fig. 3 is a sectional view of a current transformer convenient to disassemble and assemble according to the present invention;
fig. 4 is a schematic structural view of a current transformer body of a current transformer convenient to disassemble and assemble;
fig. 5 is the utility model provides a current transformer's power cord connecting piece schematic diagram convenient to dismouting.
In the figure: the current transformer comprises a current transformer body 1, a fixed seat 2, a screw rod 3, a pressing plate 4, a compression spring 5, an elastic part 6, a clamping plate 7, a pressing plate 8, a connecting plate 9, a connecting spring 10, a power line connecting part 11, a fastening plate 12, an adjusting rod 13, an adjusting bolt 14, a fastening bolt 15, a through line hole 16, a label 17, a gasket 18, a vent hole 19, a limiting groove 20 and a limiting hole 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 5, a current transformer convenient to disassemble and assemble includes a current transformer body 1 and a fixing base 2, both sides of the bottom of the current transformer body 1 (the specific structure and working principle of the current transformer body 1 are prior art in the field, and the present application does not improve the structure and working principle, and therefore will not be described in detail herein) are fixedly connected with a pressing plate 8, the pressing plate 8 at the bottom of the current transformer body 1 is pressed downward, one side of the pressing plate 8 is pressed between an elastic member 6 and a clamping plate 7, a limiting groove 20 is formed in the fixing base 2, both sides of the inside of the limiting groove 20 are fixedly connected with an elastic member 6, the elastic member 6 has certain elasticity, when the pressing plate 8 is pressed downward, one side of the elastic member 6 is pressed inward, so that the end of the pressing plate 8 is clamped in the clamping plate 7, both sides of the fixing base 2 are fixedly connected with a compression spring 5, and the tip fixedly connected with of compression spring 5 presses movable plate 4, one side welding of pressing movable plate 4 has cardboard 7, and cardboard 7 runs through fixing base 2, one side fixedly connected with coupling spring 10 of cardboard 7, when needs overhaul, press movable plate 4 of pressing of fixing base 2 both sides, compression spring 5 of pressing movable plate 4 one side extrudees, coupling spring 10 of cardboard 7 one side compresses to one side of connecting plate 9, leave the space between elastic component 6 and the cardboard 7, make and press movable plate 8 to take out from the inside of cardboard 7, overhaul to current transformer body 1 after conveniently taking out, comparatively save time when taking out, the intermediate position fixedly connected with connecting plate 9 of the bottom of fixing base 2, and coupling spring 10's tip fixed connection is in one side of connecting plate 9.
Further, lead to the line hole 16 has been seted up to current transformer body 1's inside, is close to one side fixedly connected with power cord connecting piece 11 that leads to line hole 16, and the power cord passes by leading to line hole 16, and the gasket 18 of mounting plate 12 one side in the power cord connecting piece 11 protects the power cord, prevents that the power cord from placing in leading to line hole 16, and the wearing and tearing appear on the power cord surface.
Further, threaded holes are formed in the top and the bottom of the power line connecting piece 11, an adjusting rod 13 is connected to the inner threads of the threaded holes, an adjusting bolt 14 is connected to the outer threads of the adjusting rod 13, the end portion of the adjusting bolt 14 is fixedly connected with the fastening plates 12, when the diameters of power lines are different, the adjusting bolt 14 is rotated, the adjusting rod 13 can be adjusted up and down, and the power lines with different diameters are fixed by adjusting the distance between the two fastening plates 12.
Further, spacing hole 21 has all been seted up at the four corners department at the top of fixing base 2, and the inside threaded connection of spacing hole 21 has screw rod 3, and the outside threaded connection of screw rod 3 has fastening bolt 15, rotates fastening bolt 15, can fix fixing base 2 in certain position, makes current transformer body 1 normal use.
Further, the bottom fixedly connected with gasket 18 of mounting plate 12, gasket 18 protect the power cord, prevent that the power cord from placing in logical line hole 16, and the wearing and tearing appear in the power cord surface, the inside of power cord connecting piece 11 is the equidistance and has seted up ventilation hole 19, dispels the heat to the heat through ventilation hole 19 of power cord connecting piece 11, makes the power cord ambient temperature reduce, reduces the possibility that the calamity took place.
Further, 8 joints of pressure movable plate are in the inside of cardboard 7, can make the card that current transformer body 1 is firm in fixing base 2, and the top of current transformer body 1 is provided with label 17, and label 17 classifies different current transformer bodies 1, convenience very when seeking.
The working principle is as follows: when the current transformer is used, the pressing plate 8 at the bottom of the current transformer body 1 is pressed downwards, one side of the pressing plate 8 is pressed between the elastic part 6 and the clamping plate 7, the elastic plate 6 has certain elasticity, when the pressing plate 8 is pressed downwards, one side of the elastic plate 6 is extruded inwards, the end part of the pressing plate 8 is clamped inside the clamping plate 7, the current transformer body 1 can be stably clamped inside the fixed seat 2, when maintenance is needed, the pressing plates 4 at the two sides of the fixed seat 2 are pressed, the compression springs 5 at one side of the pressing plates 4 are extruded, the connecting springs 10 at one side of the clamping plate 7 are compressed towards one side of the connecting plate 9, a gap is reserved between the elastic part 6 and the clamping plate 7, the pressing plate 8 can be taken out from the inside of the clamping plate 7, the maintenance of the current transformer body 1 after the taking out is convenient, the time is saved during the taking out, the power line passes through the through hole 16, the gasket 18 at one side of the fastening plate 12 in, prevent that the power cord from placing in logical line hole 16, wearing and tearing appear on the power cord surface, when the diameter of power cord is different, rotate adjusting bolt 14, adjust pole 13 can carry out the regulation from top to bottom, through adjusting the distance between two mounting plates 12, fix the power cord of different diameters size, the power cord when the inside operation of current transformer body 1, it has the heat to produce, the ventilation hole 19 through power connecting piece 11 dispels the heat to the heat, make the temperature reduce around the power cord, reduce the possibility that the calamity takes place.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A current transformer convenient to disassemble and assemble comprises a current transformer body (1) and a fixed seat (2), it is characterized in that both sides of the bottom of the current transformer body (1) are fixedly connected with pressing plates (8), a limiting groove (20) is arranged inside the fixed seat (2), and the two sides of the inner part of the limit groove (20) are fixedly connected with elastic parts (6), the two sides of the fixed seat (2) are fixedly connected with compression springs (5), the end part of the compression spring (5) is fixedly connected with a pressing plate (4), one side of the pressing plate (4) is welded with a clamping plate (7), the clamping plate (7) penetrates through the fixed seat (2), one side of the clamping plate (7) is fixedly connected with a connecting spring (10), a connecting plate (9) is fixedly connected at the middle position of the bottom of the fixed seat (2), and the end part of the connecting spring (10) is fixedly connected with one side of the connecting plate (9).
2. The current transformer convenient to disassemble and assemble according to claim 1, characterized in that a through hole (16) is formed inside the current transformer body (1), and a power line connecting piece (11) is fixedly connected to one side close to the through hole (16).
3. The current transformer convenient to disassemble and assemble as claimed in claim 2, wherein the top and the bottom of the power line connecting piece (11) are both provided with threaded holes, the threaded holes are internally connected with adjusting rods (13), the outer threads of the adjusting rods (13) are connected with adjusting bolts (14), and the end parts of the adjusting bolts (14) are fixedly connected with fastening plates (12).
4. The current transformer convenient to disassemble and assemble according to claim 1, wherein the four corners of the top of the fixing seat (2) are provided with limiting holes (21), the internal threads of the limiting holes (21) are connected with screw rods (3), and the external threads of the screw rods (3) are connected with fastening bolts (15).
5. The current transformer convenient to disassemble and assemble according to claim 3, wherein a gasket (18) is fixedly connected to the bottom of the fastening plate (12), and vent holes (19) are formed in the power line connecting piece (11) at equal intervals.
6. The current transformer convenient to disassemble and assemble as claimed in claim 1, wherein the pressing plate (8) is clamped inside the clamping plate (7), and a label (17) is arranged on the top of the current transformer body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921910656.1U CN210837390U (en) | 2019-11-07 | 2019-11-07 | Current transformer convenient to dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921910656.1U CN210837390U (en) | 2019-11-07 | 2019-11-07 | Current transformer convenient to dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210837390U true CN210837390U (en) | 2020-06-23 |
Family
ID=71252643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921910656.1U Active CN210837390U (en) | 2019-11-07 | 2019-11-07 | Current transformer convenient to dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210837390U (en) |
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2019
- 2019-11-07 CN CN201921910656.1U patent/CN210837390U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A current transformer convenient for disassembly Effective date of registration: 20221205 Granted publication date: 20200623 Pledgee: Bohai Bank Co.,Ltd. Tianjin Branch Pledgor: TIANJIN ZHUZONG SCIENCE AND TECHNOLOGY DEVELOPMENT CO.,LTD. Registration number: Y2022120000066 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |