CN212411728U - Large-capacity current transformer - Google Patents
Large-capacity current transformer Download PDFInfo
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- CN212411728U CN212411728U CN202020590046.4U CN202020590046U CN212411728U CN 212411728 U CN212411728 U CN 212411728U CN 202020590046 U CN202020590046 U CN 202020590046U CN 212411728 U CN212411728 U CN 212411728U
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- current transformer
- capacity current
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Abstract
The utility model relates to a current transformer technical field, and a large capacity current transformer is disclosed, including the mutual-inductor and with the fixed mounting panel that sets up in mutual-inductor bottom, four first mounting holes that are four corners symmetry setting are seted up at the top of mounting panel, the bottom contact of mounting panel is connected with places the board, the top of placing the board is seted up four second mounting holes that are four corners symmetry setting, the mounting groove has transversely been seted up to the bottom of second mounting hole, the top of mounting panel and the front and back both sides that are located the mutual-inductor all are provided with the diaphragm, both sides all are connected with the screw rod through rolling bearing rotation around the top of mounting panel, the pole wall threaded connection of diaphragm and screw rod, spacing hole has all been seted up to the both sides of diaphragm, and all be provided with spacing chucking mechanism. The utility model discloses can carry out quick convenient installation to large capacity current transformer.
Description
Technical Field
The utility model relates to a current transformer technical field especially relates to a large capacity current transformer.
Background
The current transformer is an instrument for converting a large current on a primary side into a small current on a secondary side according to an electromagnetic induction principle to measure, and a general current transformer consists of a closed iron core and a winding.
When an existing large-capacity current transformer is installed, bolts are usually used for installing the periphery of the bottom of the transformer and external equipment, however, the installation efficiency of the bolts is too low, the installation and disassembly time is long, the bolts are easy to lose in the installation process, and certain trouble is brought to installation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art mutual-inductor and adopting bolt installation effectiveness low excessively, be not convenient for dismantle, and the bolt is easy when the problem of losing in the installation, and a large capacity current transformer that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-capacity current transformer comprises a transformer and a mounting plate fixedly arranged at the bottom of the transformer, wherein four first mounting holes symmetrically arranged at four corners are formed in the top of the mounting plate, the bottom of the mounting plate is in contact connection with a placing plate, the top of the placing plate is provided with four second mounting holes which are symmetrically arranged at four corners, the bottom of the second mounting hole is transversely provided with a mounting groove, transverse plates are arranged above the mounting plate and positioned at the front side and the rear side of the mutual inductor, the front side and the rear side of the top of the mounting plate are both rotationally connected with a screw rod through a rotating bearing, the transverse plate is in threaded connection with the rod wall of the screw rod, both sides of the transverse plate are both provided with limiting holes, and are both provided with a limiting clamping mechanism, the two first mounting holes are both provided with a mounting mechanism, the equal fixedly connected with connecting plate in both ends of diaphragm, the below of connecting plate is provided with rotatory return mechanism.
Preferably, installation mechanism is including installation piece and fixture block, the fixture block is connected with the cell wall contact of mounting groove, and top fixedly connected with bull stick, the pole wall of bull stick passes the mounting panel and extends to the outside, the installation piece rotates with the pole wall of bull stick and cup joints, and the pore wall contact of lateral wall and first mounting hole and second mounting hole is connected, the pole wall both ends of bull stick just are located the first stopper of the equal fixedly connected with in upper and lower both sides of installation piece, the pole wall of bull stick just is located the top the fixed second stopper that is provided with in top of first stopper.
Preferably, the rotary return mechanism comprises a torsion spring and a T-shaped rod, the connecting plate is rotatably sleeved with the rod wall of the rotating rod, the T-shaped rod is fixedly arranged at the top of the rotating rod, two ends of the torsion spring are respectively close to one side of the second limiting block and the connecting plate for fixed connection, a fixing block is fixedly arranged at the upper end of the rod wall of the T-shaped rod, and a slot is formed in the front side of the fixing block.
Preferably, spacing chucking mechanism includes the gag lever post that two symmetries set up, the top fixed connection of gag lever post and mounting panel, and the pole wall passes spacing hole, the bar is led to the groove and has been seted up to the pole wall upper end of gag lever post, the cell wall contact that the groove was led to the bar is connected with the horizontal pole, horizontal pole wall left end is fixed to have cup jointed the riser, the pole wall of horizontal pole has cup jointed the spring, the left end of spring and the left end fixed connection of riser, the right-hand member of spring is connected with the pole wall contact of gag lever post.
Preferably, the right end of the rod wall of the cross rod is fixedly connected with a pull ring on the right side of the limiting rod.
Preferably, a rocking handle is fixedly arranged at the top of the screw rod.
Compared with the prior art, the utility model provides a large capacity current transformer possesses following beneficial effect:
1. this large capacity current transformer through installation mechanism and screw rod and the diaphragm that is equipped with, can carry out quick convenient installation, convenient to detach simultaneously with mutual-inductor and external equipment.
2. This large capacity current transformer, through rotatory return mechanism and fixture block and the mounting groove that is equipped with, cooperation installation mechanism makes the fixture block independently rotate and mounting groove wall contact in stretching into the mounting groove to the erection joint stabilizes the mutual-inductor.
3. This large capacity current transformer through the spacing chucking mechanism that is equipped with, moves the diaphragm and carries on spacingly, can drive the fixture block to the rotor rod before installation and dismantlement and carry on spacingly, and the installation piece of being convenient for and fixture block move in first mounting hole and second mounting hole.
The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out quick installation and dismantlement to large capacity current transformer, has reduced the time that consumes in the installation, has prevented the condition that the bolt was lost in the installation simultaneously.
Drawings
Fig. 1 is a schematic structural view of a large-capacity current transformer provided by the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 2;
fig. 4 is an enlarged view of a portion C in fig. 2.
In the figure: 1 mutual-inductor, 2 mounting panels, 3 place board, 4 diaphragm, 5 screw rods, 6 installation pieces, 7 fixture blocks, 8 bull sticks, 9 first stopper, 10 second stopper, 11 connecting plates, 12 torsion spring, 13T shape pole, 14 fixed blocks, 15 gag lever posts, 16 horizontal poles, 17 risers, 18 springs, 19 pull rings, 20 rocking handles.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a large capacity current transformer comprises a transformer 1 and a mounting plate 2 fixedly arranged at the bottom of the transformer 1, the transformer 1 can be mounted with external equipment by arranging the mounting plate 2, the top of the mounting plate 2 is provided with four first mounting holes symmetrically arranged at four corners, the bottom of the mounting plate 2 is in contact connection with a placing plate 3, the top of the placing plate 3 is provided with four second mounting holes symmetrically arranged at four corners, the bottom of the second mounting hole is transversely provided with a mounting groove, the mounting groove is vertical to the second mounting hole, transverse plates 4 are arranged above the mounting plate 2 and at the front and back sides of the transformer 1, the front and back sides of the top of the mounting plate 2 are rotatably connected with a screw rod 5 through a rotating bearing, the transverse plates 4 are in threaded connection with the rod wall of the screw rod 5, the two sides of the transverse plates 4 are both provided with limiting holes and, installation mechanism has all been seted up in two first mounting holes, the equal fixedly connected with connecting plate 11 in both ends of diaphragm 4, and the below of connecting plate 11 is provided with rotatory return mechanism.
Installation mechanism is including installation piece 6 and fixture block 7, fixture block 7 is connected with the cell wall contact of mounting groove, and top fixedly connected with bull stick 8, the pole wall of bull stick 8 passes mounting panel 2 and extends to the outside, installation piece 6 rotates with the pole wall of bull stick 8 and cup joints, and the lateral wall is connected with the pore wall contact of first mounting hole and second mounting hole, the pole wall both ends of bull stick 8 just are located the first stopper 9 of the equal fixedly connected with in upper and lower both sides of installation piece 6, it is spacing to set up the removal of first stopper 9 to installation piece 6, the pole wall of bull stick 8 just is located the fixed second stopper 10 that is provided with in the top of the first stopper 9 in top.
Rotatory return mechanism includes torsion spring 12 and T shape pole 13, connecting plate 11 rotates with the pole wall of bull stick 8 and cup joints, T shape pole 13 is fixed with the top of bull stick 8 and is set up, torsion spring 12's both ends are close to one side fixed connection with second stopper 10 and connecting plate 11 respectively mutually, set up second stopper 10 and be convenient for carry out erection joint to torsion spring 12, the fixed block 14 that is provided with in pole wall upper end of T shape pole 13, the slot has been seted up to the front side of fixed block 14.
The limiting and clamping mechanism comprises two limiting rods 15 which are symmetrically arranged, the limiting rods 15 are fixedly connected with the top of the mounting plate 2, and the pole wall passes spacing hole, it is spacing to set up gag lever post 15 to the removal of diaphragm 4, the bar-shaped logical groove has been seted up to gag lever post 15's pole wall upper end, the cell wall contact of bar-shaped logical groove is connected with horizontal pole 16, 16 pole wall left ends of horizontal pole are fixed to have cup jointed riser 17, the pole wall of horizontal pole 16 has cup jointed spring 18, the left end of spring 18 and the left end fixed connection of riser 17, the right-hand member of spring 18 and the pole wall contact of gag lever post 15 are connected, spring 18 and horizontal pole 16 can slide from top to bottom along gag lever post 15, the pole wall right-hand member of horizontal pole 16 just is located the right side fixedly connected with pull ring 19 of gag lever post 15, it is convenient for stimulate horizontal pole 16 to set up pull ring 19, the fixed rocking handle 20 that is provided.
In the utility model, when a large-capacity current transformer is installed, the pull ring 19 is pulled in advance to pull the cross bar 16 and extrude the spring 18, the fixing block 14 is rotated to rotate the rotating rod 8 and the clamping block 7, the torsion spring 12 is twisted, the pull ring 19 is loosened to insert the cross bar 16 with the slot on the side wall of the fixing block 14 through the elasticity of the spring 18, then the transformer 1 and the mounting plate 2 at the bottom are placed on the placing plate 3 at the required mounting position of external equipment, the clamping block 7 and the mounting block 6 can enter the first mounting hole, the rocking handle 20 is shaken to rotate the screw rod 5, so that the transverse plate 4 moves upwards on the rod wall of the screw rod and is limited by the limiting rod 15, the transverse plate 4 moves downwards to drive the connecting plate 11 to move downwards and extrude the torsion spring 12, so that the rod wall of the rotating rod 8 moves downwards, the clamping block 7 passes through the mounting groove at the bottom of the, and the elastic force of the torsion spring 12 returns to enable the rotating rod 8 to drive the clamping block 7 to rotate to the transverse position, and meanwhile, the rocking handle 20 and the screw rod 5 are rotated reversely, so that the transverse plate 4 drives the rotating rod 8 to move upwards, the clamping block 7 is in close contact with the wall of the mounting groove, and the mutual inductor 1 is mounted.
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 high-capacity current transformer comprises a transformer (1) and a mounting plate (2) fixedly arranged at the bottom of the transformer (1), and is characterized in that four first mounting holes symmetrically arranged at four corners are formed in the top of the mounting plate (2), a placing plate (3) is connected at the bottom of the mounting plate (2) in a contact manner, four second mounting holes symmetrically arranged at four corners are formed in the top of the placing plate (3), a mounting groove is transversely formed in the bottom of the second mounting hole, transverse plates (4) are arranged above the mounting plate (2) and on the front side and the rear side of the transformer (1), screw rods (5) are rotatably connected to the front side and the rear side of the top of the mounting plate (2) through rotating bearings, the transverse plates (4) are in threaded connection with the rod walls of the screw rods (5), limiting holes are formed in the two sides of the transverse plates (4), and clamping limiting mechanisms are arranged on the two sides, two installation mechanism has all been seted up in the first mounting hole, the equal fixedly connected with connecting plate (11) in both ends of diaphragm (4), the below of connecting plate (11) is provided with rotatory return mechanism.
2. The large-capacity current transformer as claimed in claim 1, wherein the mounting mechanism comprises a mounting block (6) and a clamping block (7), the clamping block (7) is in contact with the wall of the mounting groove, a rotating rod (8) is fixedly connected to the top of the mounting groove, the rod wall of the rotating rod (8) penetrates through the mounting plate (2) and extends to the outside, the mounting block (6) is rotatably sleeved with the rod wall of the rotating rod (8), the outer side wall of the mounting block is in contact with the wall of the first mounting hole and the wall of the second mounting hole, the two ends of the rod wall of the rotating rod (8) are fixedly connected with first limiting blocks (9) on the upper side and the lower side of the mounting block (6), and the rod wall of the rotating rod (8) is located above the first limiting blocks (9) and is fixedly provided with second limiting blocks (10).
3. A large capacity current transformer according to claim 1, characterized in that, the rotation restoring mechanism includes a torsion spring (12) and a T-shaped rod (13), the connecting plate (11) is rotatably sleeved with the rod wall of the rotating rod (8), the T-shaped rod (13) is fixedly arranged with the top of the rotating rod (8), two ends of the torsion spring (12) are respectively close to one side of the second limiting block (10) and the connecting plate (11) for fixed connection, a fixing block (14) is fixedly arranged at the upper end of the rod wall of the T-shaped rod (13), and a slot is arranged at the front side of the fixing block (14).
4. The large-capacity current transformer of claim 1, characterized in that, spacing chucking mechanism includes two gag lever post (15) that the symmetry set up, top fixed connection of gag lever post (15) and mounting panel (2), and the pole wall passes spacing hole, the bar logical groove has been seted up to the pole wall upper end of gag lever post (15), the cell wall contact of bar logical groove is connected with horizontal pole (16), horizontal pole (16) pole wall left end is fixed to have cup jointed riser (17), the pole wall of horizontal pole (16) has cup jointed spring (18), the left end of spring (18) and the left end fixed connection of riser (17), the right-hand member of spring (18) and the pole wall contact of gag lever post (15) are connected.
5. A high capacity current transformer according to claim 4, characterized in that the right end of the wall of the cross bar (16) is located at the right side of the limit rod (15) and is fixedly connected with a pull ring (19).
6. A high capacity current transformer according to claim 1, characterized in that a rocking handle (20) is fixedly arranged on the top of the screw (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020590046.4U CN212411728U (en) | 2020-04-20 | 2020-04-20 | Large-capacity current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020590046.4U CN212411728U (en) | 2020-04-20 | 2020-04-20 | Large-capacity current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212411728U true CN212411728U (en) | 2021-01-26 |
Family
ID=74369571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020590046.4U Active CN212411728U (en) | 2020-04-20 | 2020-04-20 | Large-capacity current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212411728U (en) |
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2020
- 2020-04-20 CN CN202020590046.4U patent/CN212411728U/en active Active
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