CN215451082U

CN215451082U - Quick plug open-close type current transformer convenient to dismouting

Info

Publication number: CN215451082U
Application number: CN202120168314.8U
Authority: CN
Inventors: 申双喜; 陈坤
Original assignee: Shanghai Xikun Electronic Technology Co ltd
Current assignee: Shanghai Xikun Electronic Technology Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2022-01-07
Anticipated expiration: 2031-01-21

Abstract

The utility model relates to the technical field of current transformers, and discloses a quick plug-pull open-close type current transformer convenient to disassemble and assemble, which comprises a current transformer, wherein the current transformer consists of an upper shell and a lower shell, the left side and the right side of the bottom of the upper shell are fixedly connected with plug-in blocks, the bottom of each plug-in block is provided with a clamping groove, a first buffer spring is fixedly connected inside each clamping groove, the other end of each first buffer spring is fixedly connected with the clamping block, the left side and the right side of the upper part of the lower shell are respectively provided with the plug-in grooves, the left side and the right side of the lower shell are respectively and movably connected with a press bolt, the outer side surface of each press bolt is respectively and fixedly connected with a second buffer spring, and the viewing sides of the two groups of second buffer springs are connected with the lower shell, thereby improving the assembly efficiency of the open-close type current transformer.

Description

Quick plug open-close type current transformer convenient to dismouting

Technical Field

The utility model belongs to the technical field of current transformers, and particularly relates to a quick plug-pull open-close type current transformer convenient to disassemble and assemble.

Background

The current transformer is an instrument for converting a large primary side current into a small secondary side current according to the electromagnetic induction principle to measure, and consists of a closed iron core and a winding, wherein the primary side winding has few turns and is connected in a circuit of the current to be measured in series.

Open-close type current transformer can not cut off the cable for the open-close type structure and install, but the structure generally all carries out fixed work to the mutual-inductor through the bolt when opening and shutting now, nevertheless fixes through the bolt, and open-close type current transformer of being not convenient for opens and shuts the work, and unable effectual improvement open-close type current transformer's assembly efficiency, for this reason, we provide a quick plug open-close type current transformer of dismouting of being convenient for.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the quick plug-pull open-close type current transformer convenient to disassemble and assemble, which effectively solves the problems that the existing structure is generally used for fixing the transformer through bolts, but the open-close type current transformer is inconvenient to open and close through the fixation of the bolts, and the assembly efficiency of the open-close type current transformer cannot be effectively improved.

In order to achieve the purpose, the utility model provides the following technical scheme: a quick plug open-close type current transformer convenient to disassemble and assemble comprises a current transformer, wherein the current transformer consists of an upper shell and a lower shell, the left side and the right side of the bottom of the upper shell are fixedly connected with an inserting block, the bottom of the inserting block is provided with a clamping groove, a first buffer spring is fixedly connected inside the clamping groove, and the other end of the first buffer spring is fixedly connected with a clamping block;

inserting grooves are formed in the left side and the right side of the upper portion of the lower shell, pressing bolts are movably connected to the left side and the right side of the lower shell, second buffering springs are fixedly connected to the outer side faces of the pressing bolts, the viewing sides of the two groups of second buffering springs are connected with the lower shell, the viewing sides of the two groups of pressing bolts penetrate through the lower shell and are fixedly connected with extrusion blocks, and a fixing base is fixedly connected to the bottom of the lower shell.

Preferably, the two sides of the right side of the bottom of the upper shell are both provided with a limiting groove, the left side and the right side of the upper part of the lower shell are both fixedly connected with a limiting mechanism, and the position of the limiting mechanism is matched with the position of the limiting groove.

Preferably, the limiting mechanism comprises a supporting rod, a third buffering spring is arranged on the outer side surface of the supporting rod, and a limiting pipe is fixedly connected to the upper portion of the third buffering spring.

Preferably, the left side and the right side of the bottom of the upper shell are both provided with first insulating blocks, the upper portion of the insertion block is connected with the bottom of the first insulating block, the left side and the right side of the upper portion of the lower shell are both fixedly connected with second insulating blocks, and the insertion groove is formed in the second insulating blocks.

Preferably, the shape of joint piece is the setting of reverse triangle-shaped, just the width of joint piece with the width phase-match of joint groove.

Preferably, the upper portion fixedly connected with rubber heat insulating block of base, down the casing through the rubber heat insulating block with the base is connected, the bolt hole has all been seted up to the left and right sides of base.

Compared with the prior art, the utility model has the beneficial effects that: the pressing bolt drives the pressing block to work, the pressing block extrudes the clamping block, the supporting rod is arranged, the position of the third buffering spring can be fixed, the third buffering spring can limit the position of the limiting pipe, the limiting pipe is assisted to eject, the limiting pipe ejects the upper shell, the upper shell is automatically ejected, the upper shell is separated from the lower shell, the current transformer can be rapidly inserted and pulled through the structure, the current transformer can be conveniently disassembled and assembled, the assembling efficiency of the open-close type current transformer is improved, the structure is simple, and the practicability is high.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is a schematic view of a base structure according to the present invention;

FIG. 3 is an enlarged view of the structure of cloth A of the present invention;

fig. 4 is a schematic structural view of the limiting mechanism of the present invention.

In the figure: 10. a current transformer; 100. an upper housing; 110. an insertion block; 120. a clamping groove; 130. a first buffer spring; 140. a clamping block; 150. a limiting groove; 160. a first insulating block; 200. a lower housing; 210. inserting grooves; 220. pressing the bolt; 230. a second buffer spring; 240. extruding the block; 250. a limiting mechanism; 251. a strut; 252. a third buffer spring; 253. a limiting pipe; 260. a second insulating block; 300. a base; 310. a rubber heat insulation block; 320. bolt holes.

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.

In the first embodiment, from fig. 1 and 2, fig. 3 and 4 show that the quick plug-pull open-close type current transformer convenient to disassemble and assemble comprises a current transformer 10, wherein the current transformer 10 consists of an upper shell 100 and a lower shell 200, the left side and the right side of the bottom of the upper shell 100 are both fixedly connected with plug-in blocks 110, the bottom of the plug-in blocks 110 is provided with clamping grooves 120, the inside of the clamping grooves 120 is fixedly connected with first buffer springs 130, the other ends of the first buffer springs 130 are fixedly connected with clamping blocks 140, the left side and the right side of the upper part of the lower shell 200 are both provided with plug-in grooves 210, the left side and the right side of the lower shell 200 are both movably connected with pressing bolts 220, the outer side surfaces of the pressing bolts 220 are both fixedly connected with second buffer springs 230, the viewing sides of the two groups of second buffer springs 230 are connected with the lower shell 200, the viewing sides of the two groups of pressing bolts 220 penetrate through the lower shell 200 and are fixedly connected with extrusion blocks 240, and the bottom of the lower shell 200 is fixedly connected with a fixed base 300.

Embodiment two, given by fig. 2, the right side both sides of going up casing 100 bottom have all been seted up spacing groove 150, the equal fixedly connected with stop gear 250 in the left and right sides on lower casing 200 upper portion, stop gear 250's position and the position phase-match of spacing groove 150, through being provided with stop gear 250 and spacing groove 150, can carry out spacing work when pegging graft, prescribe a limit to the position of going up casing 100, supplementary casing 100 of going up carries out grafting work better, and stop gear 250 can make and go up casing 100 and pop out the work.

In the third embodiment, as shown in fig. 4, the limiting mechanism 250 includes a supporting rod 251, a third buffer spring 252 is disposed on an outer side surface of the supporting rod 251, a limiting pipe 253 is fixedly connected to an upper portion of the third buffer spring 252, the supporting rod 251 is disposed to fix a position of the third buffer spring 252, and the third buffer spring 252 can limit a position of the limiting pipe 253 to assist the limiting pipe 253 in performing the pop-up operation.

In the fourth embodiment, as shown in fig. 1, the first insulating blocks 160 are disposed on the left and right sides of the bottom of the upper casing 100, the upper portion of the inserting block 110 is connected to the bottom of the first insulating block 160, the second insulating blocks 260 are fixedly connected to the left and right sides of the upper portion of the lower casing 200, the inserting groove 210 is disposed inside the second insulating blocks 260, by disposing the first insulating blocks 160, the human body can be effectively prevented from being inserted, the human body is prevented from getting an electric shock, the inserting and pulling work can be better performed by disposing the second insulating blocks 260, the human body can be better pressed on the pressing bolt 220, the auxiliary pressing bolt 220 can work better, and the human body electric shock can be prevented from occurring.

In the fifth embodiment, as shown in fig. 2, the shape of the clamping block 140 is an inverted triangle, and the width of the clamping block 140 matches with the width of the clamping groove 120, so that the inverted triangle can assist the clamping block 140 to better perform the clamping operation, and can assist the clamping block 140 to better slide inside the clamping groove 120.

Sixth embodiment, as shown in fig. 2, a rubber heat insulation block 310 is fixedly connected to the upper portion of the base 300, the lower housing 200 is connected to the base 300 through the rubber heat insulation block 310, bolt holes 320 are formed in both the left and right sides of the base 300, and by providing the rubber heat insulation block 310, the lower housing 200 can be better fixed in position, and the lower housing 200 can be subjected to heat insulation work, and by providing the bolt holes 320, the base 300 can be better fixed, and the base 300 can be fixed in position.

The working principle is as follows: the upper shell 100 is placed on the upper part of the lower shell 200 by picking up the upper shell 100, so that two groups of insertion blocks 110 are inserted into the insertion groove 210, and the first buffer spring 130 is arranged, so that the clamping blocks 140 are extended and contracted in the clamping groove 120, so that the clamping blocks 140 are clamped with the insertion groove 210, the position of the upper shell 100 can be fixed, the position of the upper shell 100 is prevented from being deviated, two groups of press bolts 220 are pressed by a worker, the pressing blocks 240 are driven by the press bolts 220 to work, so that the pressing blocks 240 press the clamping blocks 140, the position of the third buffer spring 252 can be fixed by arranging the supporting rod 251, the position of the limiting pipe 253 can be limited by the third buffer spring 252, the auxiliary limiting pipe 253 is popped out, so that the limiting pipe 253 pops out the upper shell 100, so that the upper shell 100 is automatically popped out, and the upper shell 100 is separated from the lower shell 200, through the structure, the current transformer 10 can be quickly plugged and pulled out, the function that the current transformer 10 is convenient to disassemble and assemble is achieved, the assembling efficiency of the open-close type current transformer is improved, the structure is simple, and the practicability is high.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick plug open-close type current transformer convenient to dismouting which characterized in that: the current transformer comprises a current transformer (10), wherein the current transformer (10) is composed of an upper shell (100) and a lower shell (200), the left side and the right side of the bottom of the upper shell (100) are fixedly connected with an inserting block (110), the bottom of the inserting block (110) is provided with a clamping groove (120), the inside of the clamping groove (120) is fixedly connected with a first buffering spring (130), and the other end of the first buffering spring (130) is fixedly connected with a clamping block (140);

inserting grooves (210) are formed in the left side and the right side of the upper portion of the lower shell (200), pressing bolts (220) are movably connected to the left side and the right side of the lower shell (200), second buffering springs (230) are fixedly connected to the outer side faces of the pressing bolts (220), the two groups of second buffering springs (230) are connected with the lower shell (200) in the viewing side, the two groups of pressing bolts (220) penetrate through the lower shell (200) and are fixedly connected with extrusion blocks (240), and fixing bases (300) are fixedly connected to the bottom of the lower shell (200).

2. The quick-plugging open-close type current transformer convenient to disassemble and assemble according to claim 1, characterized in that: the upper casing (100) is characterized in that limiting grooves (150) are formed in two sides of the right side of the bottom of the upper casing (100), limiting mechanisms (250) are fixedly connected to the left side and the right side of the upper portion of the lower casing (200), and the positions of the limiting mechanisms (250) are matched with the positions of the limiting grooves (150).

3. The quick-plugging open-close type current transformer convenient to disassemble and assemble according to claim 2, characterized in that: the limiting mechanism (250) comprises a support rod (251), a third buffer spring (252) is arranged on the outer side surface of the support rod (251), and a limiting pipe (253) is fixedly connected to the upper portion of the third buffer spring (252).

4. The quick-plugging open-close type current transformer convenient to disassemble and assemble according to claim 1, characterized in that: the left side and the right side of the bottom of the upper shell (100) are provided with first insulating blocks (160), the upper portion of the inserting block (110) is connected with the bottom of the first insulating blocks (160), the left side and the right side of the upper portion of the lower shell (200) are fixedly connected with second insulating blocks (260), and the inserting groove (210) is formed in the second insulating blocks (260).

5. The quick-plugging open-close type current transformer convenient to disassemble and assemble according to claim 1, characterized in that: the shape of joint piece (140) is the setting of reverse triangle-shaped, just the width of joint piece (140) with the width phase-match of joint groove (120).

6. The quick-plugging open-close type current transformer convenient to disassemble and assemble according to claim 1, characterized in that: the upper portion fixedly connected with rubber heat insulating block (310) of base (300), down casing (200) through rubber heat insulating block (310) with base (300) are connected, bolt hole (320) have all been seted up to the left and right sides of base (300).