CN211237966U

CN211237966U - Current transformer that leakproofness is good

Info

Publication number: CN211237966U
Application number: CN201922450991.4U
Authority: CN
Inventors: 毕风雷
Original assignee: Suzhou Jingyi Switch Co ltd
Current assignee: Suzhou Jingyi Switch Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-11
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a current transformer that leakproofness is good belongs to mutual-inductor technical field. A current transformer with good sealing performance comprises a transformer body, wherein a through hole is formed in the middle of the transformer body, a fixed groove is fixedly connected to one side face of the transformer body, a screw hole is formed in the middle of one side face of the fixed groove, a first screw is connected to the inner thread of the screw hole in a threaded manner, a nut is connected to the first screw in a threaded manner through the screw hole, and a supporting seat is fixedly connected to the bottom of the transformer body; the utility model discloses, through a side fixedly connected with fixed slot of mutual-inductor body, the screw has been seted up at the middle part of a fixed slot side, and the inside threaded connection of screw has first screw, and first screw has the nut through screw threaded connection, makes the inside mutual-inductor of mutual-inductor body protect, prevents that the mutual-inductor from leading to the mutual-inductor to scrap because of external weather is moist or some other reasons, can't resume the use.

Description

Current transformer that leakproofness is good

Technical Field

The utility model relates to a mutual-inductor technical field especially relates to a current transformer that leakproofness is good.

Background

The current transformer is an instrument for measuring a circuit, consists of a closed iron core and a winding, has few turns of a primary side winding, when in measurement, the current transformer needs to be connected in a circuit needing to be measured, so that the current transformer always has the whole current of a line flowing through, the secondary side winding has more turns and is connected in series in a measuring instrument and a protection loop, when in work, the secondary side loop of the current transformer is always closed, therefore, the impedance of the series coil of the measuring instrument and the protection loop is very small, the working state of the current transformer is close to short circuit, meanwhile, the current transformer can protect the equipment to prevent the current of each part in the equipment from being too different, the current transformer is easy to enter rainwater in bad weather to damp the current transformer and can not be used, in order to protect the transformer and prevent the inside of the transformer from being affected with moisture, a current transformer with good sealing performance is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the inside of the current transformer among the prior art wets, and the current transformer that a leakproofness is good that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a current transformer that leakproofness is good, includes the mutual-inductor body, the through-center hole has been seted up at the middle part of mutual-inductor body, a side fixedly connected with fixed slot of mutual-inductor body, the screw has been seted up at the middle part of a fixed slot side, the inside threaded connection of screw has first screw, first screw has the nut through screw threaded connection, the bottom fixedly connected with supporting seat of mutual-inductor body, a side of supporting seat is provided with the supporting shoe, the bottom fixedly connected with base of supporting shoe, the top fixedly connected with spliced pole of mutual-inductor body.

Preferably, a through hole is formed in the middle of one side face of the supporting seat, a fourth screw is connected to the inner portion of the through hole in a threaded mode, and a second gasket is movably connected to the outer surface of the fourth screw.

Preferably, a jack is formed in one side face of the base, a third screw is inserted into the jack, and a first gasket is sleeved on the outer surface of the third screw.

Preferably, the top of the connecting column is fixedly connected with a fixing cap, the top of the fixing cap is provided with a screw hole, and the inner thread of the screw hole is connected with a second screw.

Preferably, the number of the supporting blocks is 2, and the 2 supporting blocks are fixedly connected with the transformer body in a symmetrical array mode.

Preferably, the outer surface of the connecting column is sleeved with a first coil, a second coil is arranged above the first coil, a jack is formed in the middle of the second coil, and the connecting column is inserted in the second coil through the jack.

Preferably, the number of the fourth screws is 2, two of the fourth screws are in threaded connection with a supporting seat in a parallel array mode, and a second gasket is movably connected to one side face of the supporting seat.

Compared with the prior art, the utility model provides a current transformer that leakproofness is good possesses following beneficial effect:

1. the utility model discloses, through the fixed slot of a side fixedly connected with of mutual-inductor body, the middle part of a side of fixed slot has been seted up the screw, the inside threaded connection of screw has first screw, first screw has the nut through screw threaded connection, make the mutual-inductor pass through first screw and nut, can zonulae occludens to the both ends of mutual-inductor body, protect the mutual-inductor inside the mutual-inductor body simultaneously, prevent that the mutual-inductor from scrapping because of outside weather is moist or some other reasons, can't continue to use, through the bottom fixedly connected with supporting seat of mutual-inductor body, a side of supporting seat is provided with the supporting shoe, the bottom fixedly connected with base of supporting shoe, a side of base has been seted up the jack, the inside of jack is pegged graft and is had the third screw, the surface of third screw has, simultaneously easy to assemble and dismantle to unable dismantlement after the mutual-inductor installation leads to not bad mutual-inductor to change.

2. The utility model discloses, top fixedly connected with locking cap through the top fixedly connected with spliced pole of mutual-inductor body, first coil has been cup jointed to the surface of spliced pole, the top of first coil is provided with the second coil, the jack has been seted up at the middle part of second coil, the second coil has the spliced pole through the jack is pegged graft, make the current potential dispersion of mutual-inductor, prevent that the part of mutual-inductor is because continuously doing work, and the part generates heat, lead to the mutual-inductor to break down, the jack has been seted up through a side of base, it has the third screw to peg graft in the inside of jack, first packing ring has been cup jointed to the surface of third screw, switch on through the third screw, through first packing ring, the effectual screw that has prevented is at fixed in-process, cause the friction to one side of mutual-inductor body.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a transformer body; 2. fixing grooves; 3. a first screw; 4. a nut; 5. a support block; 6. connecting columns; 7. a first coil; 8. a second coil; 9. a fixing cap; 10. a second screw; 11. a base; 12. a third screw; 13. a first gasket; 14. a fourth screw; 15. a second gasket; 16. and (4) supporting the base.

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 current transformer with good sealing performance comprises a transformer body 1, a through hole is formed in the middle of the transformer body 1, a fixing groove 2 is fixedly connected to one side surface of the transformer body 1, a screw hole is formed in the middle of one side surface of the fixing groove 2, a first screw 3 is connected to the screw hole through a screw thread, a nut 4 is connected to the first screw 3 through a screw thread, the transformer can be fixed inside the transformer body 1 and prevented from being wetted by water due to contamination of the transformer and cannot be used continuously, a supporting seat 16 is fixedly connected to the bottom of the transformer body 1, a through hole is formed in the middle of one side surface of the supporting seat 16, a fourth screw 14 is connected to the through hole through a screw thread, the transformer body 1 is supported by the supporting seat 16 and is electrified, a protection device is arranged, and, one side surface of the supporting seat 16 is provided with supporting blocks 5, the number of the supporting blocks 5 is 2, 2 supporting blocks 5 are fixedly connected with the mutual inductor body 1 in a symmetrical array mode, the bottom of each supporting block 5 is fixedly connected with a base 11, one side surface of each base 11 is provided with a jack, a third screw 12 is inserted into each jack, the outer surface of each third screw 12 is sleeved with a first gasket 13 to support the mutual inductor body 1 and increase the stability of the mutual inductor body 1, the balance of the mutual inductor body 1 is improved, the top of a connecting column 6 and a fixing cap 9 are fixedly connected to the top of the mutual inductor body 1, the top of the fixing cap 9 is provided with a screw hole, the inner thread of each screw hole is connected with a second screw 10, the outer surface of the connecting column 6 is sleeved with a first coil 7, a second coil 8 is arranged above the first coil 7, and the middle part of, the second coil 8 is connected with the connecting column 6 through the jack in an inserted mode and is connected with the ground wire through a screw connected with the top end of the mutual inductor, and whether the whole circuit is safe is guaranteed.

In the utility model, a fixed groove 2 is fixedly connected with one side of a mutual inductor body 1, a screw hole is arranged in the middle of one side of the fixed groove 2, the internal thread of the screw hole is connected with a first screw 3, the first screw 3 is connected with a nut 4 through the screw hole thread, so that the mutual inductor can tightly connect the two ends of the mutual inductor body 1 through the first screw 3 and the nut 4, and simultaneously protects the mutual inductor in the mutual inductor body 1, thereby preventing the mutual inductor from being scrapped and incapable of being used any more due to the moisture of the external weather or other reasons, a supporting seat 16 is fixedly connected with the bottom of the mutual inductor body 1, a supporting block 5 is arranged on one side of the supporting seat 16, a base 11 is fixedly connected with the bottom of the supporting block 5, a jack is arranged on one side of the base 11, a third screw 12 is inserted into the jack, the mutual inductor comprises a mutual inductor body 1, a fixing cap 9, a first coil 7, a second coil 8, a jack, a connecting post 6, a second coil 8, a jack, a first washer 13, a first washer 12, a second washer 13 and a third screw 12, wherein the mutual inductor body 1 can be effectively fixed on a plane and is convenient to mount and dismount, the mutual inductor can not be dismounted after being mounted, and the mutual inductor which is not damaged needs to be replaced, the top of the connecting post 6 is fixedly connected with the top of the mutual inductor body 1, the first coil 7 is sleeved on the outer surface of the connecting post 6, the second coil 8 is arranged above the first coil 7, the jack is arranged in the middle of the second coil 8, the connecting post 6 is inserted in the jack, the potential of the mutual inductor is dispersed, the local part of the mutual inductor is prevented from being continuously worked and locally, through first packing ring 13, the effectual screw that has prevented causes the friction to one side of mutual-inductor body 1 at fixed in-process, destroys the surface of mutual-inductor body 1, reduces the live time of mutual-inductor.

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

1. The utility model provides a current transformer that leakproofness is good, includes mutual-inductor body (1), its characterized in that, the through-center hole has been seted up at the middle part of mutual-inductor body (1), a side fixedly connected with fixed slot (2) of mutual-inductor body (1), the screw has been seted up at the middle part of a fixed slot (2) side, the inside threaded connection of screw has first screw (3), first screw (3) have nut (4) through screw threaded connection, bottom fixedly connected with supporting seat (16) of mutual-inductor body (1), a side of supporting seat (16) is provided with supporting shoe (5), the bottom fixedly connected with base (11) of supporting shoe (5), the top fixedly connected with spliced pole (6) of mutual-inductor body (1).

2. The current transformer with good sealing performance as claimed in claim 1, wherein a through hole is formed in the middle of one side surface of the supporting seat (16), a fourth screw (14) is connected to the through hole through a thread, and a second gasket (15) is movably connected to the outer surface of the fourth screw (14).

3. The current transformer with good sealing performance as claimed in claim 1, wherein a side surface of the base (11) is provided with a jack, a third screw (12) is inserted into the jack, and a first gasket (13) is sleeved on an outer surface of the third screw (12).

4. The current transformer with good sealing performance as claimed in claim 1, wherein a fixing cap (9) is fixedly connected to the top of the connecting column (6), a screw hole is formed in the top of the fixing cap (9), and a second screw (10) is connected to the screw hole through a thread.

5. The current transformer with good sealing performance as claimed in claim 1, wherein the number of the supporting blocks (5) is 2, and 2 supporting blocks (5) are fixedly connected with the transformer body (1) in a symmetrical array.

6. The current transformer with good sealing performance as claimed in claim 1, wherein a first coil (7) is sleeved on the outer surface of the connecting column (6), a second coil (8) is arranged above the first coil (7), a jack is formed in the middle of the second coil (8), and the connecting column (6) is inserted into the second coil (8) through the jack.

7. The current transformer with good sealing performance as claimed in claim 2, wherein the number of the fourth screws (14) is 2, two of the fourth screws (14) are in threaded connection with a supporting seat (16) in a parallel array, and a second gasket (15) is movably connected to one side surface of the supporting seat (16).