CN221149763U - Current transformer protection device with indicator lamp for displaying and alarming - Google Patents

Abstract

The utility model discloses a current transformer protection device with an indicator lamp for displaying and alarming, which comprises a transformer body, wherein a limiting assembly used for fixing the position of the transformer body is arranged at the bottom of the transformer body, the limiting assembly comprises a bottom plate fixedly connected to the bottom end of the transformer body, a bottom frame is arranged at the bottom of the transformer body, and the bottom plate is arranged on the inner wall of the bottom end of the bottom frame. According to the current transformer protection device with the indication lamp display and alarm, the bottom plate, the bottom frame, the first limiting plate, the second limiting plate and the moving assembly are added on the basis of the original current transformer protection device, when the transformer is in fault and needs to be disassembled, detected and maintained, the moving assembly drives the second limiting plate to move, the second limiting plate is moved away from the top of the bottom plate, then the transformer and the bottom plate are moved to one side of the second limiting plate, and finally the transformer and the bottom plate are taken out of the bottom frame, so that the use of screws is avoided.

Description

Current transformer protection device with indicator lamp for displaying and alarming

Technical Field

The utility model relates to the technical field of transformers, in particular to a current transformer protection device with an indicator lamp for displaying and alarming.

Background

The transformer is also called as an instrument transformer, and is a generic term of a current transformer and a voltage transformer. Can change high voltage into low voltage and large current into small current for measurement and protection.

The current transformer disclosed in the patent number CN216287953U is characterized in that the conductive copper piece is arranged in the groove formed between the two insulating side plates and the insulating bottom plate, so that the creepage distance between the adjacent current transformers can be effectively improved when the current transformer is connected with the wiring copper bar, the adjacent current transformers can be installed closer to each other, the internal structure of the grounding switch cabinet is more compact, and the whole volume of the grounding switch cabinet is reduced.

The defects exist in the prior art:

Traditional current transformer passes the screw of its base through the screw before using, makes the bottom of screw penetrate fixed position and is fixed it, need dismantle the screw when current transformer breaks down and need take it to the maintenance detection ground detects the maintenance, when many times examine and repair the dismantlement installation screw, there is the circumstances that the screw damaged in the screw of current transformer bottom to there is the current transformer to break the condition because of the unable fixed bottom that leads to of bottom.

Disclosure of utility model

The utility model aims to provide a current transformer protection device with an indicator lamp for displaying and alarming, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a current transformer protection device that tape light shows and report to police, includes the transformer body, the bottom of transformer body is provided with the spacing subassembly that is used for fixed transformer body position, spacing subassembly includes the bottom plate of fixed connection in transformer body bottom, the bottom of transformer body is provided with the underframe, the bottom plate sets up the inner wall in the underframe bottom, the inner wall fixedly connected with of underframe one side restriction bottom plate removes first limiting plate, the top that first limiting plate was kept away from to the bottom plate is provided with the second limiting plate that the restriction bottom plate removed, one side of second limiting plate is provided with the removal subassembly that is used for removing the second limiting plate.

Preferably, the inner wall of the bottom end of the bottom frame is connected with a fixing screw in a threaded penetrating way.

Preferably, the moving assembly comprises a sliding plate fixedly connected to one side of the second limiting plate, a bearing is connected to one side of the sliding plate in a penetrating manner, a screw is connected to the middle of the bearing in a penetrating manner, threads of the screw are connected to the inner wall of the other side of the bottom frame in a penetrating manner, and a twisting cap for rotating the screw is fixedly connected to one end, away from the bearing, of the screw.

Preferably, the bottom fixedly connected with slider of slide, the spout has been seted up to the inner wall of underframe bottom, the slider alternates the inside of connecting at the spout.

Preferably, the top of the screw rod is provided with a limit groove, the other side of the bottom frame is provided with a cavity, the bottom end of the cavity is connected with a limit clamping block in a penetrating manner with the inner wall of the top end, and the bottom end of the limit clamping block is connected in the limit groove in a penetrating manner.

Preferably, the inner wall of cavity bottom alternates and is connected with the connecting plate, the middle part at spacing fixture block is established to the connecting plate cover, the top fixedly connected with spring of connecting plate, the one end fixedly connected with on the inner wall on cavity top of connecting plate is kept away from to the spring, spacing fixture block alternates and is connected at the middle part of spring.

Preferably, the top fixedly connected with pilot lamp of mutual-inductor body, the top fixedly connected with alarm of mutual-inductor body.

The utility model has the technical effects and advantages that:

This current transformer protection device that tape light shows and report to police has increased bottom plate, underframe, first limiting plate, second limiting plate and moving assembly on original basis, when the mutual-inductor breaks down and need dismantle it and detect the maintenance, drive the second limiting plate through moving assembly and remove, remove the second limiting plate from the top of bottom plate, remove the mutual-inductor together with the bottom plate to one side of second limiting plate again, take out mutual-inductor and bottom plate from the underframe at last, from setting up the use of having avoided the screw.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of a second embodiment of the present utility model.

Fig. 3 is a schematic diagram of the front cross-sectional structure of the present utility model.

Fig. 4 is an enlarged schematic view of the portion a in fig. 3 according to the present utility model.

In the figure: 1. a transformer body; 2. a bottom plate; 3. a bottom frame; 4. a first limiting plate; 5. a second limiting plate; 6. a slide plate; 7. a fixing screw; 8. a screw; 9. a bearing; 10. twisting the cap; 11. a slide block; 12. a chute; 13. a limit groove; 14. a limit clamping block; 15. a cavity; 16. a connecting plate; 17. a spring; 18. an indicator light; 19. an alarm.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a current transformer protection device with indication lamp display and alarm as shown in figures 1-4, which comprises a transformer body 1, wherein a limiting component for fixing the position of the transformer body 1 is arranged at the bottom of the transformer body 1, the limiting component comprises a bottom plate 2 fixedly connected to the bottom end of the transformer body 1, a bottom frame 3 is arranged at the bottom of the transformer body 1, the bottom plate 2 is arranged on the inner wall of the bottom end of the bottom frame 3, a first limiting plate 4 for limiting the movement of the bottom plate 2 is fixedly connected to the inner wall of one side of the bottom frame 3, a second limiting plate 5 for limiting the movement of the bottom plate 2 is arranged at the top of the bottom plate 2 far away from the first limiting plate 4, and a moving component for moving the second limiting plate 5 is arranged at one side of the second limiting plate 5.

It should be noted that, the model of the transformer body 1 is LZZBJ9-10, the transformer is a common electrical device for measuring or monitoring the current in the ac circuit, and is a transformer for converting a high-current signal into a small, insulated auxiliary signal for convenience of measurement, protection and control; the first limiting plate 4 and the second limiting plate 5 are used for limiting the positions of two sides of the bottom plate 2, so that the position of the transformer body 1 is fixed through the bottom plate 2.

Further, when the transformer body 1 breaks down and needs to be disassembled, detected and maintained, the second limiting plate 5 is driven to move through the moving assembly, the second limiting plate 5 is moved away from the top of the bottom plate 2, the transformer body 1 and the bottom plate 2 are moved to one side of the second limiting plate 5, the bottom plate 2 loses the limitation of the first limiting plate 4 and the second limiting plate 5, and finally the transformer body 1 and the bottom plate 2 are taken out from the bottom frame 3, so that the use of screws is avoided from the arrangement.

Specifically, the bottom end inner wall thread of the bottom frame 3 is connected with a fixing screw 7 in a penetrating way.

Further, when the position of the bottom frame 3 needs to be fixed, the bottom frame 3 is placed at the position needing to be fixed, and then the fixing screw 7 penetrates through the bottom frame 3 to fix the position of the bottom frame 3.

Specifically, remove the subassembly and include fixed connection at slide 6 of second limiting plate 5 one side, slide 6's one side interlude is connected with bearing 9, and bearing 9's middle part interlude is connected with screw rod 8, and screw rod 8 screw thread interlude is connected at the inner wall of underframe 3 opposite side, and screw rod 8 is kept away from bearing 9's one end fixedly connected with and is used for turning round cap 10 of screw rod 8.

Specifically, the bottom fixedly connected with slider 11 of slide 6, spout 12 has been seted up to the inner wall of underframe 3 bottom, and slider 11 alternates the inside of connecting at spout 12.

The slider 11 is provided in a trapezoid shape, and is used for fixing the slider 11 inside the chute 12, so that the position of the slide plate 6 is fixed by the slider 11, and the slide plate 6 is prevented from moving up and down.

Further, when the position of the sliding plate 6 needs to be moved, the torsion cap 10 is rotated, the torsion cap 10 drives the screw rod 8 to rotate, so that the sliding plate 6 which cannot rotate is driven to horizontally move through the screw rod 8, and the second limiting plate 5 is driven to move through the sliding plate 6.

Specifically, the top of screw rod 8 has seted up spacing groove 13, and cavity 15 has been seted up to the opposite side of underframe 3, and cavity 15 bottom is connected with spacing fixture block 14 with the inner wall interlude on top, and the bottom of spacing fixture block 14 interlude is connected in the inside of spacing groove 13.

It should be noted that, when the slide plate 6 needs to be fixed to drive the position, the limit clamping block 14 is inserted into the limit groove 13 on the screw rod 8, so as to limit the position of the screw rod 8 and prevent the screw rod 8 from rotating.

Specifically, the inner wall at the bottom end of the cavity 15 is connected with a connecting plate 16 in a penetrating manner, the connecting plate 16 is sleeved at the middle part of the limiting clamping block 14, the top end of the connecting plate 16 is fixedly connected with a spring 17, one end, away from the connecting plate 16, of the spring 17 is fixedly connected with the inner wall at the top end of the cavity 15, and the limiting clamping block 14 is connected at the middle part of the spring 17 in a penetrating manner.

The spring 17 is provided to push the connecting plate 16 and the stopper block 14 into the stopper groove 13.

Further, when the position of the slide plate 6 needs to be moved, the limiting clamping block 14 is pulled upwards, the limiting clamping block 14 drives the connecting plate 16 to move upwards, the connecting plate 16 extrudes and deforms the spring 17, when the limiting clamping block 14 needs to be pushed into the limiting groove 13, the upward pulling force on the limiting clamping block 14 is released, the limiting clamping block 14 moves into the limiting groove 13, and the bottom end of the limiting clamping block 14 is prevented from sliding out of the limiting groove 13 through the pushing of the spring 17.

Specifically, the top fixedly connected with pilot lamp 18 of mutual-inductor body 1, the top fixedly connected with alarm 19 of mutual-inductor body 1.

It should be noted that, the bottom of the indicator lamp 18 that sets up is provided with temperature sensor, through temperature sensor monitoring current transformer's temperature, can in time discover the unusual or too high condition of temperature, avoid equipment overload, burn out or initiate the potential safety hazard, indicator lamp 18 changes along with temperature sensor's temperature's change, be green when temperature is normal, after the temperature is higher than eighty degrees centigrade, indicator lamp 18 changes red, when indicator lamp 18's extension changes red, alarm 19 sounds to remind the staff to cool down transformer body 1.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a current transformer protection device with pilot lamp shows and reports to police, includes transformer body (1), its characterized in that, the bottom of transformer body (1) is provided with the spacing subassembly that is used for fixed transformer body (1) position, spacing subassembly includes bottom plate (2) of fixed connection in transformer body (1) bottom, the bottom of transformer body (1) is provided with underframe (3), bottom plate (2) set up the inner wall in underframe (3) bottom, the inner wall fixedly connected with of underframe (3) one side restriction bottom plate (2) removes first limiting plate (4), the top that first limiting plate (4) was kept away from to bottom plate (2) is provided with second limiting plate (5) that restriction bottom plate (2) removed, one side of second limiting plate (5) is provided with the removal subassembly that is used for removing second limiting plate (5).

2. The current transformer protection device with the indication lamp display and alarm according to claim 1, wherein the inner wall of the bottom end of the bottom frame (3) is connected with a fixing screw (7) in a threaded penetrating manner.

3. The current transformer protection device with indication lamp display and alarm according to claim 1, wherein the moving assembly comprises a sliding plate (6) fixedly connected to one side of a second limiting plate (5), a bearing (9) is connected to one side of the sliding plate (6) in a penetrating manner, a screw rod (8) is connected to the middle of the bearing (9) in a penetrating manner, the screw rod (8) is connected to the inner wall of the other side of the bottom frame (3) in a penetrating manner in a threaded manner, and a twisting cap (10) for rotating the screw rod (8) is fixedly connected to one end, away from the bearing (9), of the screw rod (8).

4. The current transformer protection device with the indication lamp display and alarm according to claim 3, wherein a sliding block (11) is fixedly connected to the bottom end of the sliding plate (6), a sliding groove (12) is formed in the inner wall of the bottom end of the bottom frame (3), and the sliding block (11) is connected to the inside of the sliding groove (12) in a penetrating mode.

5. The current transformer protection device with the indication lamp display and alarm according to claim 3, wherein the top end of the screw rod (8) is provided with a limit groove (13), the other side of the bottom frame (3) is provided with a cavity (15), the bottom end of the cavity (15) is connected with a limit clamping block (14) in a penetrating manner with the inner wall of the top end, and the bottom end of the limit clamping block (14) is connected in the limit groove (13) in a penetrating manner.

6. The current transformer protection device with indication lamp display and alarm according to claim 5, wherein the inner wall at the bottom end of the cavity (15) is connected with a connecting plate (16) in a penetrating way, the connecting plate (16) is sleeved at the middle part of the limiting clamping block (14), the top end of the connecting plate (16) is fixedly connected with a spring (17), one end, away from the connecting plate (16), of the spring (17) is fixedly connected with the inner wall at the top end of the cavity (15), and the limiting clamping block (14) is connected at the middle part of the spring (17) in a penetrating way.

7. The current transformer protection device with indication lamp display and alarm according to claim 1, wherein the top end of the transformer body (1) is fixedly connected with an indication lamp (18), and the top end of the transformer body (1) is fixedly connected with an alarm (19).