CN215933370U - Current transformer installation guide rail - Google Patents
Current transformer installation guide rail Download PDFInfo
- Publication number
- CN215933370U CN215933370U CN202122467387.XU CN202122467387U CN215933370U CN 215933370 U CN215933370 U CN 215933370U CN 202122467387 U CN202122467387 U CN 202122467387U CN 215933370 U CN215933370 U CN 215933370U
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- current transformer
- guide rail
- connecting rod
- supporting
- supporting seat
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- 238000009434 installation Methods 0.000 title abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000009466 transformation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a current transformer mounting guide rail, which comprises a fixing plate and a supporting unit, wherein the fixing plate is fixed on the supporting unit; fixing a plate: the left end and the right end of the upper surface of the bracket are symmetrically provided with fixing holes; a support unit: set up in the upper surface middle part of fixed plate, the upper surface screw hole of support element has the clamp plate through fixing bolt threaded connection, the middle part through-hole activity of clamp plate and DIN guide rail is pegged graft, the DIN guide rail is located between the upper and lower of support element and clamp plate, the support element includes the supporting seat, the back shaft, the lower connecting rod, upper connecting rod and connecting axle, the equal symmetry rotation in inside of supporting seat is connected with the back shaft, the back shaft extrados face of below all is equipped with the lower connecting rod, the back shaft extrados face of top all is equipped with the upper connecting rod, the upper connecting rod passes through the connecting axle rotation with the lower connecting rod of vertical correspondence respectively and is connected, this current transformer installation guide rail, the height of guide rail can be adjusted, make things convenient for current transformer's installation and wiring.
Description
Technical Field
The utility model relates to the technical field of electric power facilities, in particular to a current transformer mounting guide rail.
Background
The current in the power generation, transformation, transmission, distribution and power utilization lines is greatly different from one another, the current is from several amperes to several tens of thousands of amperes, the voltage on the lines is generally higher, and is very dangerous if the voltage is directly measured, so that a current transformer is generally used, the current transformer is an instrument for measuring by converting a large primary side current into a small secondary side current according to the electromagnetic induction principle, the current transformer has the functions of current transformation and electrical isolation, the existing current transformer is generally arranged on a guide rail switch cabinet body, although the existing installation guide rail greatly facilitates the fixation of the current transformer, the existing installation guide rail generally cannot be subjected to height adjustment, when the current transformer is connected with a primary line in series, when the heights of the current transformer and the primary line are not consistent, often need be crooked and current transformer with a circuit and connect, the wiring of inconvenient a circuit to when a circuit is crooked well, current transformer is unsettled generally only singly and a circuit is fixed, causes the safety in utilization lower, for this reason, we propose a current transformer installation guide rail.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the existing defects and provide the current transformer mounting guide rail, the height of the guide rail can be adjusted, the current transformer is convenient to mount, the wiring of a primary circuit is convenient, and the problems in the background art can be effectively solved.
In order to achieve the purpose, the utility model provides the following technical scheme: a current transformer mounting guide rail comprises a fixing plate and a supporting unit;
fixing a plate: the left end and the right end of the upper surface of the bracket are symmetrically provided with fixing holes;
a support unit: set up in the upper surface middle part of fixed plate, the upper surface screw hole of support element has the clamp plate through fixing bolt threaded connection, the middle part through-hole activity of clamp plate and DIN guide rail is pegged graft, the DIN guide rail is located between the upper and lower of support element and clamp plate, the height of guide rail can be adjusted, can also transversely adjust the fixed position of current transformer, and adjust simple and conveniently, it is fixed firm to adjust the back that finishes, excellent in use effect, and then can provide good support for current transformer, the security that current transformer used has been improved, and can reduce the wiring of the convenient primary circuit of bending of primary circuit.
Further, the supporting unit comprises a supporting seat, a supporting shaft, a lower connecting rod, an upper connecting rod and a connecting shaft, wherein the supporting shaft is connected to the supporting seat in a symmetrical and rotating mode, the lower connecting rod is arranged on the outer arc surface of the supporting shaft below, the upper connecting rod is arranged on the outer arc surface of the supporting shaft above, the upper connecting rod is connected with the lower connecting rod vertically corresponding in a rotating mode through the connecting shaft, the lower surface of the supporting seat below is fixedly connected with the middle of the upper surface of the fixing plate, a pressing plate is connected to the upper surface of the supporting seat above through threads of the fixing bolt, the DIN guide rail is located between the upper portion and the lower portion of the supporting seat above and the DIN guide rail is located between the pressing plate and the supporting seat above, and the height of the guide rail can be adjusted.
Furthermore, the supporting unit further comprises gears, the gears are respectively arranged at the front ends of the supporting shafts extending out of the front side face of the supporting seat, and the two transversely corresponding gears are meshed and connected, so that the stability of the connecting rod and the supporting seat is guaranteed.
Furthermore, the support device further comprises a worm wheel, a worm seat and a worm, wherein the worm wheel is arranged at the rear end of the rear side face of the support seat, which extends out of the support shaft below the left side, the worm seat is arranged on the rear side face of the support seat below, the worm is rotatably connected inside the worm seat, and the worm wheel and the worm are meshed and connected, so that the height of the support unit can be conveniently adjusted.
Furthermore, the left end of the worm extends out of the left side face of the worm seat, and an inner hexagonal sleeve is arranged at the end head of the worm seat, so that the worm is driven conveniently.
Further, the lower surface left end of clamp plate is equipped with the fixture block, and the hole of dodging has been seted up on the left side of the supporting seat upper surface of top, and the lower extreme of fixture block runs through dodge the hole and with the supporting seat left end activity joint of top, has strengthened the intensity of the supporting seat connection of clamp plate and top.
Furthermore, the auxiliary support is arranged on the rear side face of the supporting seat above, and the primary circuit supporting accessory is convenient to fix.
Compared with the prior art, the utility model has the beneficial effects that: this current transformer installation guide rail has following benefit:
1. when the device is used, a bolt penetrates through a fixing hole to connect a fixing plate with a switch cabinet body, then an inner hexagonal sleeve is rotated through an inner hexagonal wrench, the inner hexagonal sleeve drives a worm to rotate, the worm drives a worm wheel which is connected in a meshed mode, the worm wheel drives a supporting shaft at the lower left to rotate, the supporting shaft at the lower left drives a supporting shaft at the lower right through two gears which are connected in a meshed mode at the lower left, then two lower connecting rods rotate in the same amplitude and opposite directions, the lower connecting rods drive an upper connecting rod to rotate around the supporting shaft at the upper side through connecting shafts, an included angle between the two lower connecting rods is continuously reduced, then a supporting seat at the upper side is lifted, then the supporting seat drives a DIN guide rail to move upwards through the fixing bolt and a pressing plate, the DIN guide rail is contacted with the bottom of a current transformer to further insert the bottom of the current transformer with the DIN guide rail, and after the current transformer is fixed, a bracket of a primary circuit can be connected with a rear side threaded hole of an auxiliary support through the mounting bolt, the height of the guide rail can be adjusted, so that good support can be provided for the current transformer, the use safety of the current transformer is improved, and the wiring of a circuit which is convenient to bend and is used for one time can be reduced.
2. When the DIN guide rail and the current transformer are not vertically corresponding, the fixing bolt can be loosened, after the fixing bolt is taken down, the press plate and the DIN guide rail are moved rightwards, the press plate drives the fixture block to move rightwards, the fixture block corresponds to the avoidance hole, then the press plate is taken up upwards, the DIN guide rail is moved to a proper position, then the lower end of the press plate is movably inserted into the through hole of the DIN guide rail, the fixture block penetrates through the avoidance hole, then the DIN guide rail and the press plate are moved leftwards, the press plate drives the fixture block to move leftwards, the lower end of the fixture block is staggered with the avoidance hole to be movably clamped with the left end of the upper support seat, then the fixing bolt penetrates through the press plate to be in threaded connection with the threaded hole on the upper surface of the upper support seat, then the DIN guide rail is fixed, then the current transformer can be installed, and the fixing position of the current transformer can be transversely adjusted, the current transformer is further convenient to fix, the adjustment is simple and convenient, the fixation is firm after the adjustment is finished, and the using effect is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;
fig. 3 is a schematic diagram of the rear side structure of the present invention.
In the figure: the device comprises a fixing plate 1, a fixing hole 2, a supporting unit 3, a supporting seat 31, a supporting shaft 32, a lower connecting rod 33, an upper connecting rod 34, a connecting shaft 35, a gear 36, a 4 DIN guide rail, a pressing plate 5, a fixing bolt 6, an avoiding hole 7, a clamping block 8, a worm wheel 9, a worm seat 10, a worm 11, a hexagonal sleeve 12 and an auxiliary support 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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. 1-3, the present embodiment provides a technical solution: a current transformer mounting guide rail comprises a fixing plate 1 and a supporting unit 3;
fixing a plate 1: the left end and the right end of the upper surface of the fixing plate are symmetrically provided with fixing holes 2, and when the fixing plate is used, bolts penetrate through the fixing holes 2 to connect the fixing plate 1 with the switch cabinet body;
the supporting unit 3: the device is arranged in the middle of the upper surface of a fixing plate 1, a press plate 5 is in threaded connection with a threaded hole on the upper surface of a supporting unit 3 through a fixing bolt 6, the press plate 5 is movably inserted into a through hole in the middle of the DIN guide rail 4, the DIN guide rail 4 is arranged between the supporting unit 3 and the press plate 5, the supporting unit 3 comprises a supporting seat 31, a supporting shaft 32, a lower connecting rod 33, an upper connecting rod 34 and a connecting shaft 35, the supporting shaft 32 is symmetrically and rotatably connected inside the supporting seat 31, the lower connecting rod 33 is arranged on the outer arc surface of the supporting shaft 32 below, the upper connecting rod 34 is arranged on the outer arc surface of the supporting shaft 32 above, the upper connecting rod 34 is respectively and rotatably connected with the vertically corresponding lower connecting rod 33 through the connecting shaft 35, the lower surface of the supporting seat 31 below is fixedly connected with the middle of the upper surface of the fixing plate 1, the threaded hole on the upper surface of the supporting seat 31 above is in threaded connection with the press plate 5 through the fixing bolt 6, and the DIN guide rail 4 is arranged between the upper part and the lower part of the supporting seat 31 above and the press plate 5, the supporting unit 3 further comprises gears 36, the gears 36 are respectively arranged at the front ends of the supporting shafts 32 extending out of the front side face of the supporting seat 31, two gears 36 which are transversely corresponding are meshed and connected, the gears 36 ensure the stability of connection of the upper connecting rod 34 and the lower connecting rod 33 with the supporting seat 31, the supporting shaft 32 at the lower left drives the supporting shaft 32 at the lower right through the two gears 36 which are meshed and connected at the lower left, then the two lower connecting rods 33 rotate in the same amplitude and in opposite directions, the lower connecting rod 33 drives the upper connecting rod 34 to rotate around the supporting shaft 32 at the upper side through the connecting shaft 35, the included angle between the two lower connecting rods 33 is continuously reduced, then the supporting seat 31 at the upper side is lifted, then the supporting seat 31 drives the DIN guide rail 4 to move upwards through the fixing bolt 6 and the pressing plate 5, the DIN guide rail 4 is contacted with the bottom of the current transformer so as to plug the bottom of the current transformer and the DIN guide rail 4, and the clamping block 8 is arranged at the left end of the lower surface of the pressing plate 5, an avoidance hole 7 is formed in the left side of the upper surface of the upper supporting seat 31, the lower end of the fixture block 8 penetrates through the avoidance hole 7 and is movably clamped with the left end of the upper supporting seat 31, when the DIN rail 4 and the current transformer are not vertically corresponding in position, the fixing bolt 6 can be loosened, the pressing plate 5 and the DIN rail 4 are moved rightwards after the fixing bolt 6 is removed, the pressing plate 5 drives the fixture block 8 to move rightwards, the fixture block 8 corresponds to the avoidance hole 7 in position, then the pressing plate 5 is upwardly removed, the DIN rail 4 is moved to a proper position, then the lower end of the pressing plate 5 is continuously movably inserted into a through hole of the DIN rail 4, meanwhile, the fixture block 8 penetrates through the avoidance hole 7, then the DIN rail 4 and the pressing plate 5 are moved leftwards, the pressing plate 5 drives the fixture block 8 to move leftwards, the lower end of the fixture block 8 and the avoidance hole 7 are staggered in position and are movably clamped with the left end of the upper supporting seat 31, then the fixing bolt 6 penetrates through the pressing plate 5 and is connected with a threaded hole in the upper surface of the upper supporting seat 31, then accomplish the fixed to DIN guide rail 4, then can carry out the installation to current transformer, still include auxiliary support 13, auxiliary support 13 sets up the supporting seat 31 trailing flank in top, and after current transformer fixed finishes, can be connected the bracket of a circuit with the trailing flank screw hole of auxiliary support 13 using the construction bolt.
Wherein: still include worm wheel 9, worm seat 10 and worm 11, worm wheel 9 sets up the rear end that the back shaft 32 below the left side extends supporting seat 31 trailing flank, worm seat 10 sets up the supporting seat 31 trailing flank below, worm 11 rotates and connects in the inside of worm seat 10, worm wheel 9 and worm 11 meshing connection, the left end of worm 11 extends the left surface of worm seat 10 and goes out to be equipped with interior hexagonal cover 12 at the end, hexagonal cover 12 in rotating through interior hexagonal spanner, interior hexagonal cover 12 drives the worm 11 rotation, worm 11 drives the worm wheel 9 that the meshing is connected, worm wheel 9 drives the back shaft 32 rotation of below the left side.
The working principle of the current transformer mounting guide rail provided by the utility model is as follows: when the device is used, a bolt penetrates through the fixing hole 2 to connect the fixing plate 1 with a switch cabinet body, then the inner hexagonal sleeve 12 is rotated through the inner hexagonal wrench, the inner hexagonal sleeve 12 drives the worm 11 to rotate, the worm 11 drives the worm wheel 9 in meshed connection, the worm wheel 9 drives the supporting shaft 32 on the lower left to rotate, the supporting shaft 32 on the lower left drives the supporting shaft 32 on the lower right through the two gears 36 in meshed connection on the lower side, then the two lower connecting rods 33 rotate in the same amplitude and opposite directions, the lower connecting rods 33 drive the upper connecting rods 34 to rotate around the supporting shaft 32 on the upper side through the connecting shaft 35, an included angle between the two lower connecting rods 33 is reduced along with the reduction of the included angle between the two lower connecting rods 33, then the supporting seat 31 on the upper side is lifted up, then the supporting seat 31 drives the DIN guide rail 4 to move upwards through the fixing bolt 6 and the pressing plate 5, the DIN guide rail 4 is contacted with the bottom of the current transformer so as to plug-in the bottom of the current transformer with the DIN guide rail 4, when the DIN guide rail 4 and the current transformer are not vertically corresponding, the fixing bolt 6 can be loosened, the pressing plate 5 and the DIN guide rail 4 are moved rightwards after the fixing bolt 6 is taken down, the pressing plate 5 drives the fixture block 8 to move rightwards, the fixture block 8 corresponds to the avoidance hole 7, then the pressing plate 5 is taken upwards, then the DIN guide rail 4 is moved to a proper position, then the lower end of the pressing plate 5 is movably inserted into the through hole of the DIN guide rail 4, meanwhile, the fixture block 8 penetrates through the avoidance hole 7, then the DIN guide rail 4 and the pressing plate 5 are moved leftwards, the pressing plate 5 drives the fixture block 8 to move leftwards, the lower end of the fixture block 8 and the avoidance hole 7 are staggered and then movably clamped with the left end of the supporting seat 31 above, then the fixing bolt 6 penetrates through the pressing plate 5 to be in threaded connection with the threaded hole on the upper surface of the supporting seat 31 above, then the fixing of the DIN guide rail 4 is completed, and then the current transformer can be installed, after the current transformer is fixed, the bracket of the primary circuit can be connected with the rear side threaded hole of the auxiliary support 13 by using the mounting bolt.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a current transformer installs guide rail which characterized in that: comprises a fixed plate (1) and a supporting unit (3);
fixing plate (1): the left end and the right end of the upper surface of the bracket are symmetrically provided with fixing holes (2);
support unit (3): the fixing device is arranged in the middle of the upper surface of the fixing plate (1), a threaded hole in the upper surface of the supporting unit (3) is connected with a pressing plate (5) through a fixing bolt (6) in a threaded mode, a middle through hole of the pressing plate (5) and a middle through hole of the DIN guide rail (4) are movably inserted, and the DIN guide rail (4) is located between the upper portion and the lower portion of the supporting unit (3) and the pressing plate (5).
2. A current transformer mounting rail according to claim 1, wherein: support unit (3) are including supporting seat (31), back shaft (32), lower connecting rod (33), go up connecting rod (34) and connecting axle (35), the equal symmetry in inside of supporting seat (31) rotates and is connected with back shaft (32), back shaft (32) extrados of below all is equipped with lower connecting rod (33), back shaft (32) extrados of top all is equipped with upper connecting rod (34), upper connecting rod (34) rotate through connecting axle (35) with vertical lower connecting rod (33) that corresponds respectively and are connected, the upper surface middle part fixed connection of supporting seat (31) lower surface and fixed plate (1) of below, the upper surface screw hole of supporting seat (31) of top has clamp plate (5) through fixing bolt (6) threaded connection, DIN guide rail (4) are located between clamp plate (5) and the upper and lower of supporting seat (31) of top.
3. A current transformer mounting rail according to claim 2, wherein: the supporting unit (3) further comprises gears (36), the gears (36) are respectively arranged at the front ends of the supporting shafts (32) extending out of the front side face of the supporting base (31), and the two gears (36) which correspond transversely are meshed and connected.
4. A current transformer mounting rail according to claim 2, wherein: the worm gear (9) is arranged on a supporting shaft (32) at the lower left side and extends out of the rear end of the rear side face of the supporting seat (31), the worm seat (10) is arranged on the rear side face of the supporting seat (31) at the lower side, the worm (11) is rotatably connected to the inside of the worm seat (10), and the worm gear (9) is meshed with the worm (11).
5. The current transformer mounting rail of claim 4, wherein: the left end of the worm (11) extends out of the left side surface of the worm seat (10) and an inner hexagonal sleeve (12) is arranged at the end.
6. A current transformer mounting rail according to claim 2, wherein: the lower surface left end of clamp plate (5) is equipped with fixture block (8), has seted up on the left of the supporting seat (31) upper surface of top and has dodged hole (7), and the lower extreme of fixture block (8) runs through dodge hole (7) and with supporting seat (31) left end activity joint of top.
7. A current transformer mounting rail according to claim 2, wherein: the support is characterized by further comprising an auxiliary support (13), wherein the auxiliary support (13) is arranged on the rear side face of the support seat (31) above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122467387.XU CN215933370U (en) | 2021-10-13 | 2021-10-13 | Current transformer installation guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122467387.XU CN215933370U (en) | 2021-10-13 | 2021-10-13 | Current transformer installation guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215933370U true CN215933370U (en) | 2022-03-01 |
Family
ID=80407746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122467387.XU Expired - Fee Related CN215933370U (en) | 2021-10-13 | 2021-10-13 | Current transformer installation guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215933370U (en) |
-
2021
- 2021-10-13 CN CN202122467387.XU patent/CN215933370U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220301 |