CN211604856U

CN211604856U - Indoor strut type current transformer with high reliability

Info

Publication number: CN211604856U
Application number: CN201922274184.1U
Authority: CN
Inventors: 李慢来
Original assignee: JINHUA AOKAI ELECTRIC FACTORY
Current assignee: JINHUA AOKAI ELECTRIC FACTORY
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-09-29
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses an indoor strut type current transformer that reliability is high, including mutual-inductor body, connecting seat, base device and linking device, connecting seat fixed connection is at the lower extreme of mutual-inductor body, base device fixed mounting is at the lower extreme of connecting seat, link up device fixed mounting between connecting seat and base device, base device includes the fixed plate, the lower extreme fixed mounting of fixed plate has flexible landing leg, fixedly connected with bottom plate between the flexible landing leg, the upper end fixed mounting of bottom plate has the piston pipe. The utility model discloses a set up base device, make the mutual-inductor body can decompose the effort behind the atress, reach the function that prevents that the mutual-inductor body from taking place to warp and damage the circumstances such as take place, through setting up linking device, improved the stability of connecting between mutual-inductor body and the base device to the reliability that makes the mutual-inductor body has obtained the improvement.

Description

Indoor strut type current transformer with high reliability

Technical Field

The utility model relates to a current transformer specifically is an indoor strut type current transformer that reliability is high.

Background

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 consists of a closed iron core and a winding, wherein an indoor strut type current transformer is one of the common current transformers and is widely used.

The current indoor strut type current transformer does not have a base for fixing, so that the current transformer is easy to shake when being collided in the working process, the stability of the current transformer is influenced, and the current transformer is easy to deform and the like when being pressed in the using process, so that the normal use of the current transformer is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor strut type current transformer that reliability is high to solve the current indoor strut type current transformer who proposes in the above-mentioned background art and do not possess the problem that fixed base leads to stability to receive the influence easily when using.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an indoor strut type current transformer that reliability is high, includes mutual-inductor body, connecting seat, base device and links up the device, connecting seat fixed connection is at the lower extreme of mutual-inductor body, base device fixed mounting is at the lower extreme of connecting seat, it installs between connecting seat and base device to link up device fixed mounting.

The base device comprises a fixing plate, telescopic support legs are fixedly mounted at the lower ends of the fixing plate, a base plate is fixedly connected between the telescopic support legs, a piston tube is fixedly mounted at the upper end of the base plate, a first spring is fixedly mounted inside the piston tube, a piston rod is fixedly connected to the upper end of the first spring, a partition plate is fixedly mounted at the upper end of the piston rod, a movable rod is connected to the lower end of the partition plate in a rotating mode, a sliding block is connected to one end of the movable rod in a rotating mode, and a second spring is fixedly mounted on one side of the sliding block.

As a further aspect of the present invention: the linking device comprises a positioning pin, the lower end of the connecting seat is fixedly connected with an inserting rod, and a sleeve is sleeved at the lower end of the inserting rod.

As a further aspect of the present invention: the lower extreme fixed mounting of fixed plate has the mounting panel, one side fixed mounting of mounting panel has the screwed pipe, the inside of screwed pipe runs through and is provided with the bolt, the one end fixedly connected with dead lever of bolt.

As a further aspect of the present invention: the upper end of the bottom plate is provided with a sliding groove, the sliding block is connected with the sliding groove in a sliding mode, and the second spring is fixedly connected with the bottom plate.

As a further aspect of the present invention: the fixing grooves are formed in the two sides of the inserting rod, and the fixing rods are matched with the fixing grooves in shape and size.

As a further aspect of the present invention: the upper end of the fixing plate is provided with a positioning hole, and the shape and the size of the positioning pin are matched with the positioning hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this indoor strut type current transformer that reliability is high through setting up base device, makes the mutual-inductor body can decompose the effort behind the atress, reaches the function that the condition emergence such as the mutual-inductor body takes place to warp and damage.

2. This indoor strut type current transformer that reliability is high through setting up the linking device, has improved the stability of being connected between mutual-inductor body and the base device to the reliability that makes the mutual-inductor body has obtained the improvement.

Drawings

Fig. 1 is a schematic structural diagram of an indoor strut type current transformer with high reliability.

Fig. 2 is a schematic structural diagram of a base device of an indoor pillar type current transformer with high reliability.

Fig. 3 is an enlarged schematic diagram of a position a in fig. 2 of the indoor strut type current transformer with high reliability.

Shown in the figure: 1. a transformer body; 2. a connecting seat; 3. a base unit; 301. a fixing plate; 302. a telescopic leg; 303. a base plate; 304. a piston tube; 305. a first spring; 306. A piston rod; 307. a partition plate; 308. a movable rod; 309. a slider; 310. a second spring; 4. a joining device; 401. positioning pins; 402. inserting a rod; 403. a sleeve; 404. mounting a plate; 405. a threaded pipe; 406. a bolt; 407. and (5) fixing the rod.

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.

Please refer to fig. 1-3, in an embodiment of the present invention, an indoor pillar type current transformer with high reliability includes a transformer body 1, a connecting seat 2, a base device 3 and a linking device 4, wherein the connecting seat 2 is fixedly connected to a lower end of the transformer body 1, the base device 3 is fixedly installed at a lower end of the connecting seat 2, and the linking device 4 is fixedly installed between the connecting seat 2 and the base device 3.

The base device 3 comprises a fixing plate 301, a positioning hole is formed in the upper end of the fixing plate 301, the shape and size of the positioning pin 401 are matched with those of the positioning hole, telescopic legs 302 are fixedly mounted at the lower end of the fixing plate 301, a bottom plate 303 is fixedly connected between the telescopic legs 302, a sliding groove is formed in the upper end of the bottom plate 303, a sliding block 309 is in sliding connection with the sliding groove, a second spring 310 is fixedly connected with the bottom plate 303, a piston tube 304 is fixedly mounted at the upper end of the bottom plate 303, a first spring 305 is fixedly mounted inside the piston tube 304, a piston rod 306 is fixedly connected at the upper end of the first spring 305, a partition plate 307 is fixedly mounted at the upper end of the piston rod 306, a movable rod 308 is rotatably connected at the lower end of the partition plate 307, a sliding block 309 is rotatably connected at one end of the movable rod 308, and make the inserted bar 402 insert in the fixed plate 301, insert inside the sleeve 403 simultaneously, sleeve 403 is spacing to inserted bar 402, prevent that inserted bar 402 from taking place to rock, then rotate bolt 406, make bolt 406 remove to inserted bar 402 department in screwed pipe 405, thereby drive dead lever 407 and insert in the fixed slot of inserted bar 402, make dead lever 407 obtain fixedly, thereby make connecting seat 2 and mutual-inductor body 1 and the inseparable linking together of base device 3, even if receive external force influence also the inseparable, the stability of connecting between mutual-inductor body 1 and the base device 3 has been improved, thereby make the reliability of mutual-inductor body 1 obtain improving.

The connecting device 4 comprises a positioning pin 401, an inserting rod 402 is fixedly connected to the lower end of the connecting base 2, fixing grooves are formed in two sides of the inserting rod 402, the shape and size of a fixing rod 407 are matched with the fixing grooves, a sleeve 403 is sleeved on the lower end of the inserting rod 402, a mounting plate 404 is fixedly mounted at the lower end of the fixing plate 301, a threaded pipe 405 is fixedly mounted on one side of the mounting plate 404, a bolt 406 penetrates through the threaded pipe 405, one end of the bolt 406 is fixedly connected with the fixing rod 407, when the mutual inductor body 1 is pressed or collided by external force, the acting force is exerted on the mutual inductor body 1, the fixing plate 301 is stressed and conducted to the telescopic supporting leg 302, the partition plate 307 and the bottom plate 303 generate extrusion acting force towards the middle part at the same time, the first spring 305 and the piston rod 306 are matched to support the partition plate 307, therefore, the two groups of movable rods 308 support the partition 307 and the bottom plate 303 from the middle position, so that the extrusion acting force between the partition 307 and the bottom plate 303 is reduced and absorbed, the acting force can be decomposed after the mutual inductor body 1 is stressed, and the function of preventing the mutual inductor body 1 from deforming and damaging is achieved.

The utility model discloses a theory of operation is: when the device is used, the positioning pin 401 of the connecting seat 2 is aligned with the positioning hole on the fixing plate 301, the inserting rod 402 is inserted into the fixing plate 301 and is simultaneously inserted into the sleeve 403, the sleeve 403 limits the inserting rod 402 to prevent the inserting rod 402 from shaking, then the bolt 406 is rotated to move towards the inserting rod 402 in the threaded pipe 405, so that the fixing rod 407 is driven to be inserted into the fixing groove of the inserting rod 402, the fixing rod 407 is fixed, the connecting seat 2 and the transformer body 1 are tightly connected with the base device 3, the separation is not easy to occur even under the influence of external force, when the transformer body 1 is pressed or collided by external force, the acting force is applied to the transformer body 1, the fixing plate 301 is forced to be transmitted to the telescopic supporting legs 302, the partition 307 and the bottom plate 303 generate extrusion acting force towards the middle part at the same time, the first spring 305 and the piston rod 306 are matched to support the partition 307 and the bottom plate 303 from, the second spring 310 exerts an elastic force on the slider 309 so that the two sets of movable rods 308 provide support between the partition 307 and the bottom plate 303 from the middle position, thereby reducing and absorbing the pressing force between the partition 307 and the bottom plate 303.

Although the present invention 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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an indoor strut type current transformer that reliability is high, includes mutual-inductor body (1), connecting seat (2), base device (3) and linking device (4), its characterized in that: the connecting seat (2) is fixedly connected to the lower end of the mutual inductor body (1), the base device (3) is fixedly installed at the lower end of the connecting seat (2), and the connecting device (4) is fixedly installed between the connecting seat (2) and the base device (3);

base device (3) are including fixed plate (301), the lower extreme fixed mounting of fixed plate (301) has flexible landing leg (302), fixedly connected with bottom plate (303) between flexible landing leg (302), the upper end fixed mounting of bottom plate (303) has piston pipe (304), the inside fixed mounting of piston pipe (304) has first spring (305), the upper end fixedly connected with piston rod (306) of first spring (305), the upper end fixed mounting of piston rod (306) has baffle (307), the lower extreme of baffle (307) is rotated and is connected with movable rod (308), the one end of movable rod (308) is rotated and is connected with slider (309), one side fixed mounting of slider (309) has second spring (310).

2. The highly reliable indoor leg type current transformer according to claim 1, wherein: linking device (4) are including locating pin (401), lower extreme fixedly connected with inserted bar (402) of connecting seat (2), the lower pot head of inserted bar (402) is equipped with sleeve (403), the lower extreme fixed mounting of fixed plate (301) has mounting panel (404), one side fixed mounting of mounting panel (404) has screwed pipe (405), the inside of screwed pipe (405) runs through and is provided with bolt (406), the one end fixedly connected with dead lever (407) of bolt (406).

3. The highly reliable indoor leg type current transformer according to claim 1, wherein: the upper end of the bottom plate (303) is provided with a sliding groove, the sliding block (309) is connected with the sliding groove in a sliding mode, and the second spring (310) is fixedly connected with the bottom plate (303).

4. The highly reliable indoor leg type current transformer according to claim 2, wherein: fixing grooves are formed in the two sides of the inserting rod (402), and the fixing rod (407) is matched with the fixing grooves in shape and size.

5. The highly reliable indoor leg type current transformer according to claim 2, wherein: the upper end of the fixing plate (301) is provided with a positioning hole, and the shape and the size of the positioning pin (401) are matched with the positioning hole.