CN211858393U

CN211858393U - Current transformer convenient to installation is fixed

Info

Publication number: CN211858393U
Application number: CN202020974532.6U
Authority: CN
Inventors: 周根玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-11-03
Anticipated expiration: 2030-06-02

Abstract

The utility model belongs to the field of electrical equipment, in particular to a current transformer convenient to install and fix, which comprises a transformer body and an installation frame, wherein the transformer body is fixedly connected with the installation frame, the installation frame is provided with a screw hole, and one side wall of the installation frame is fixedly connected with an insertion block; when installing, the piece will alternate passes the preformed hole of switch board mounting panel, make the connecting block wear out from the preformed hole, then make the second elastic component extend and drive spacing inserted block to removing through people's hand pulling fixed block, make spacing inserted block no longer block the sliding block, first elastic component in the sliding block drives the sliding block and rises this moment, later can loosen spacing inserted block and make the resilience of second elastic component drive during spacing inserted block slides and gets into the spacing groove, thereby realize spacing to the sliding block, the human hand can loosen the ware body this moment, liberation operating personnel's hand, make things convenient for the follow-up operation of twisting to screw bolt and nut, and saved operating personnel physical power, thereby the practicality has been improved.

Description

Current transformer convenient to installation is fixed

Technical Field

The utility model belongs to the electrical equipment field specifically is a current transformer convenient to installation is fixed.

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. Current transformer comprises closed iron core and winding, and current transformer converts the heavy current of once side into the secondary side undercurrent and measures, and the secondary side can not open a way, commonly in high voltage distribution cabinet and low voltage distribution cabinet, and current transformer is when installing in the switch board mounting bracket, fixes through the mode of spiro union mostly.

However, the installation mode of bolt connection fixation requires that the mutual inductor is always supported by hands when the bolt connection hole and the bolt are aligned, so that physical strength is consumed during alignment operation, hands of operators cannot be liberated, and subsequent screwing connection of the positioning bolt is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a current transformer convenient to installation is fixed to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a current transformer convenient to installation is fixed, includes the ware body and mounting bracket, the ware body with mounting bracket fixed connection, the screw has been seted up to the mounting bracket, a lateral wall fixedly connected with interlude piece of mounting bracket, one side fixedly connected with connecting block of interlude piece, sliding connection has the sliding block in the connecting block, the outer wall fixedly connected with installation piece of connecting block, the spacing slide of top fixedly connected with of installation piece, the inboard sliding connection of spacing slide has spacing inserted block, spacing inserted block with the sliding block is fixed, spacing inserted block fixedly connected with fixed block, two second elastic components of fixed block fixedly connected with, two the second elastic component all with spacing slide fixed connection.

As a further aspect of the present invention: the connecting block is provided with a sliding groove, and the sliding block is connected with the sliding groove in a sliding manner.

As a further aspect of the present invention: fixedly connected with first elastic component in the spout, the top of first elastic component with sliding block fixed connection.

As a further aspect of the present invention: the sliding block is provided with a limiting groove, and one end of the limiting insertion block is clamped and fixed in the limiting groove.

As a further aspect of the present invention: the limiting sliding seat is provided with a through groove, and the limiting insertion block is connected with the through groove in a sliding manner.

As a further aspect of the present invention: the width that the sliding block is located the inside one end of spout is greater than the width of first elastic component open end.

As a further aspect of the present invention: the first elastic piece is a compression spring, and the second elastic piece is an extension spring.

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

when the scheme is used for installation, the interpenetration block penetrates through the preformed hole of the power distribution cabinet mounting plate, the connecting block penetrates out of the preformed hole, then the second elastic piece is stretched to drive the limiting insertion block to move by pulling the fixing block through a hand, the limiting insertion block is enabled not to block the sliding block any more, the first elastic piece in the sliding block drives the sliding block to ascend, then the limiting insertion block can be loosened to enable the second elastic piece to rebound to drive the limiting insertion block to slide into the limiting groove, and therefore limiting of the sliding block is achieved, stability of the sliding block is improved, the body can be loosened through the hand at the moment, support of the body is achieved through limiting of the sliding block, the hand of an operator is released, subsequent screwing operation of the bolt and the nut is facilitated for the operator, physical strength of the operator is saved, and practicability is improved.

Drawings

FIG. 1 is a schematic diagram of a current transformer that is easy to install and fix;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of a connecting block and a mounting block in a current transformer convenient for mounting and fixing;

FIG. 4 is a top view of a connecting block and a mounting block of a current transformer for easy mounting and fixing;

fig. 5 is a schematic diagram of a state in which a sliding block of a current transformer which is convenient to install and fix is received in a sliding groove.

In the figure: 1. a body; 2. a mounting frame; 21. a screw hole; 3. inserting the block; 4. connecting blocks; 41. a slider; 411. a limiting groove; 42. a chute; 43. a first elastic member; 5. mounting blocks; 51. a limiting sliding seat; 511. a through groove; 52. limiting the inserting block; 521. a fixed block; 522. a second elastic member.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present invention, a current transformer convenient to mount and fix includes a transformer body 1 and a mounting bracket 2, the transformer body 1 is fixedly connected to the mounting bracket 2, the mounting bracket 2 has a screw hole 21, a side wall of the mounting bracket 2 is fixedly connected to an insertion block 3, one side of the insertion block 3 is fixedly connected to a connection block 4, the connection block 4 is slidably connected to a sliding block 41, an outer wall of the connection block 4 is fixedly connected to a mounting block 5, a top of the mounting block 5 is fixedly connected to a limiting slide seat 51, an inner side of the limiting slide seat 51 is slidably connected to a limiting insertion block 52, the limiting insertion block 52 is fixedly engaged with the sliding block 41, the limiting insertion block 52 is fixedly connected to a fixed block 521, the fixed block 521 is fixedly connected to two second elastic members 522, and; the device body 1 is an existing current transformer, a switch board mounting plate is provided with a preformed hole matched with the inserting block 3 before the current transformer is mounted, a sliding block 41 in the scheme is accommodated in a sliding groove 42 (as shown in figure 5 of the specification and attached drawings) when the current transformer is not mounted, the inserting block 3 is inserted into the preformed hole of the switch board mounting plate when the device body 1 is mounted, a connecting block 4 penetrates out of the preformed hole, then a fixing block 521 is pulled by hands to enable a second elastic piece 522 to extend and drive a limiting inserting block 52 to move, the limiting inserting block 52 does not block the sliding block 41 any more, at the moment, a first elastic piece 43 in the sliding block 41 rebounds to drive the sliding block 41 to ascend, after the sliding block 41 ascends, the limiting inserting block 52 is released to enable the second elastic piece 522 to contract and drive the limiting inserting block 52 to slide into a limiting groove 411, so that the limiting of the sliding block 41 is realized, and the stability of the, at this time, the hand can loosen the device body 1, the support of the device body 1 is realized through the limit of the sliding block 41, the hand of an operator is released, then the operator can pass a bolt through the screw hole 21 formed in the mounting frame 2, the bolt is screwed into the nut to fix the mounting frame 2 after penetrating, the installation of the device body 1 is completed, the subsequent screwing operation of the bolt and the nut by the operator is convenient, and the physical strength of the operator is saved, so that the practicability is improved, when the device body 1 needs to be disassembled, the fixed block 521 is pulled again, the second elastic element 522 is extended to drive the limit inserting block 52 to be separated from the limit groove 411 formed in the sliding block 41, the sliding block 41 is not limited by the limit inserting block 52 any more, then the sliding block 41 is pressed downwards to be retracted into the sliding groove 42, the hand pulling the fixed block 521 is released after the sliding block 41 is retracted into the sliding groove 42, and the second elastic element 522 is not retracted by the pull of the hand, thereby drive spacing inserted block 52 and slide to the top position of sliding block 41 and carry out the shutoff to sliding block 41, make sliding block 41 receive the spacing unable play from spout 42 of spacing inserted block 52, can dismantle the bolt in the screw 21 that the mounting bracket 2 was seted up at this moment, will wear inserted block 3 and connecting block 4 and take out from the preformed hole that the switch board mounting panel was seted up, accomplish the dismantlement to the ware body 1, operation method is simple during the dismantlement, is convenient for follow-up maintenance to the ware body 1.

In fig. 2 and 3: the connecting block 4 is provided with a sliding groove 42, the sliding block 41 is slidably connected with the sliding groove 42, a first elastic member 43 is fixedly connected in the sliding groove 42, the top of the first elastic member 43 is fixedly connected with the sliding block 41, the width of one end of the sliding block 41 positioned in the sliding groove 42 is larger than the width of the opening end of the first elastic member 43, the first elastic member 43 is a compression spring, and the second elastic member 522 is an extension spring; after the inserting block 3 is inserted into the preformed hole of the mounting plate of the power distribution cabinet, the fixing block 521 is pulled by a human hand to enable the second elastic element 522 to extend to drive the limiting inserting block 52 to move towards the direction, so that the limiting inserting block 52 does not block the sliding block 41 any more, at the moment, the first elastic element 43 in the sliding block 41 rebounds to drive the sliding block 41 to ascend, after the sliding block 41 ascends, the limiting inserting block 52 is loosened to enable the second elastic element 522 to contract to drive the limiting inserting block 52 to slide into the limiting groove 411, so that the limiting of the sliding block 41 is realized, the stability of the sliding block 41 is improved, at the moment, the device body 1 can be loosened by a human hand, the device body 1 is supported by the limiting of the sliding block 41, the hand of an operator is released, and.

In fig. 1 and 4: the sliding block 41 is provided with a limiting groove 411, one end of a limiting insertion block 52 is clamped and fixed in the limiting groove 411, the limiting sliding seat 51 is provided with a through groove 511, and the limiting insertion block 52 is in sliding connection with the through groove 511; the limiting insertion block 52 is inserted into the limiting groove 411 to limit the sliding block 41, the sliding block 41 is prevented from sliding, the stability of the sliding block 41 during supporting is improved, the through groove 511 formed in the limiting sliding seat 51 fixed by the installation block 5 plays a role in limiting the sliding of the limiting insertion block 52, and the sliding path of the limiting insertion block 52 is always in a straight line.

The utility model discloses a theory of operation is: when the device body 1 is installed, the inserting block 3 is inserted into the preformed hole of the installing plate of the power distribution cabinet, the connecting block 4 penetrates out of the preformed hole, then the fixing block 521 is pulled by hands to enable the second elastic piece 522 to extend to drive the limiting inserting block 52 to move towards, so that the limiting inserting block 52 does not block the sliding block 41 any more, at the moment, the first elastic piece 43 in the sliding block 41 rebounds to drive the sliding block 41 to ascend, after the sliding block 41 ascends, the limiting inserting block 52 is loosened to enable the second elastic piece 522 to contract to drive the limiting inserting block 52 to slide into the limiting groove 411, so that the limiting on the sliding block 41 is realized, the stability of the sliding block 41 is improved, at the moment, the hands can loosen the device body 1 by hands of the sliding block 41, the support on the device body 1 is realized by the limiting of the sliding block 41, then the operator can pass through the screw hole 21 formed in the installing frame 2, and screw bolts are, the device body 1 is mounted, so that the subsequent screwing operation of the bolt and the nut by an operator is facilitated, the physical strength of the operator is saved, and the practicability is improved.

The above-mentioned, 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 convenient to installation is fixed, includes the ware body (1) and mounting bracket (2), the ware body (1) with mounting bracket (2) fixed connection, screw (21) have been seted up in mounting bracket (2), its characterized in that, a lateral wall fixedly connected with interlude piece (3) of mounting bracket (2), one side fixedly connected with connecting block (4) of interlude piece (3), sliding block (41) sliding connection in connecting block (4), the outer wall fixedly connected with installation piece (5) of connecting block (4), the top fixedly connected with spacing slide (51) of installation piece (5), the inboard sliding connection of spacing slide (51) has spacing inserted block (52), spacing inserted block (52) with sliding block (41) block is fixed, spacing inserted block (52) fixedly connected with fixed block (521), the fixed block (521) is fixedly connected with two second elastic pieces (522), and the two second elastic pieces (522) are fixedly connected with the limiting sliding seat (51).

2. The current transformer convenient to mount and fix as claimed in claim 1, wherein the connecting block (4) is provided with a sliding slot (42), and the sliding block (41) is slidably connected with the sliding slot (42).

3. A current transformer convenient for installation and fixation as claimed in claim 2, wherein a first elastic member (43) is fixedly connected in the sliding slot (42), and the top of the first elastic member (43) is fixedly connected with the sliding block (41).

4. The current transformer convenient to mount and fix as claimed in claim 1, wherein the sliding block (41) is provided with a limiting groove (411), and one end of the limiting insertion block (52) is fixed in the limiting groove (411) in a clamping manner.

5. The current transformer convenient to install and fix as claimed in claim 1, wherein the limiting slide (51) is provided with a through slot (511), and the limiting insert (52) is slidably connected with the through slot (511).

6. A current transformer convenient to mount and fix as claimed in claim 3, wherein the width of the sliding block (41) at one end inside the sliding groove (42) is larger than that of the opening end of the first elastic member (43).

7. A current transformer facilitating mounting and fixing according to claim 6, wherein the first elastic member (43) is a compression spring and the second elastic member (522) is an extension spring.