CN216698016U - Electromagnetic high-low voltage compensation current transformer - Google Patents
Electromagnetic high-low voltage compensation current transformer Download PDFInfo
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- CN216698016U CN216698016U CN202220316374.4U CN202220316374U CN216698016U CN 216698016 U CN216698016 U CN 216698016U CN 202220316374 U CN202220316374 U CN 202220316374U CN 216698016 U CN216698016 U CN 216698016U
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Abstract
The utility model relates to the technical field of current transformers, in particular to an electromagnetic high-low voltage compensation current transformer which comprises a shell, wherein a sleeve is installed at the lower end of the shell, a connecting seat is connected at the upper end of the shell, a top cover is installed at the upper end of the connecting seat, a connecting ring is connected at the lower end of the top cover, a knob is arranged on the outer surface of the side end of the connecting seat, the top cover, the connecting ring, the knob, a connecting rod, a first threaded ring, a spring, a bolt, a movable groove, a through hole and a threaded groove are arranged, the top cover is convenient to disassemble and assemble without tools, and a fixing ring, a threaded fixing seat, a rain-proof cap and a second threaded ring are arranged, so that rainwater can be prevented from entering the interior of the shell from the connecting position of the shell and the sleeve, and further electronic components in the interior of the shell are prevented from being damaged in the running process in rainy days.
Description
Technical Field
The utility model relates to the technical field of current transformers, in particular to an electromagnetic high-low voltage compensation current transformer.
Background
The current transformer is manufactured according to the principle of electromagnetic induction; 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; the primary side winding of the transformer has few turns and is connected in a circuit of the current to be measured.
The existing high-low voltage compensation current transformer is used, the top cover and the shell are generally fixed through a plurality of groups of bolts and nuts, the top cover and the shell are assembled through the bolts and the nuts, more time needs to be consumed, the assembling efficiency is low, tools are needed, and inconvenience is brought.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to an electromagnetic high-low voltage compensation current transformer, so as to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
an electromagnetic high-low voltage compensation current transformer comprises a shell, wherein a sleeve is installed at the lower end of the shell, a connecting seat is connected at the upper end of the shell, a top cover is installed at the upper end of the connecting seat, a connecting ring is connected at the lower end of the top cover, a knob is arranged on the outer surface of the side end of the connecting seat, a connecting rod is arranged on the outer surface of one side of the knob, a bolt is connected with one end of the connecting rod, the end of the connecting rod is positioned in the connecting seat, a first threaded ring is arranged on the outer surface of the side end of the connecting rod, a spring is installed on the outer side of the connecting rod and the first threaded ring, a movable groove is formed at the connecting position of the connecting rod, the bolt and the spring and the connecting seat, a through hole is formed at the connecting position of the bolt and the connecting ring, a threaded groove is formed at the connecting position of the first threaded ring and the connecting seat, a fixing ring is arranged on the outer surface of the side end of the shell, and the lower end of the fixing ring is connected with a threaded fixing seat, the lower extreme of screw thread fixing base is provided with rain-proof cap, the upper end of rain-proof cap is connected with second screw thread ring.
As a preferable scheme of the utility model, the connection mode of the top cover and the connecting seat is movable connection, the connection mode of the connecting ring and the top cover is fixed welding, and two ends of the connecting rod are respectively fixed welded with the knob and the bolt.
As a preferable scheme of the present invention, the connection manner of the first threaded ring and the connecting rod is fixed welding, the connecting rod, the plug pin and the first threaded ring are movably connected with the connecting seat through a movable groove, and the plug pin is movably connected with the connecting ring through a movable groove.
As a preferable scheme of the present invention, the connecting rod is in threaded connection with the connecting seat through a threaded groove, and the number of the knob, the connecting rod, the plug pin, the first threaded ring, the spring, the movable groove, the through hole, and the threaded groove is four groups and arranged in an annular array.
As the preferable scheme of the utility model, the fixing ring is respectively fixedly welded with the shell and the thread fixing seat, and the rain-proof cap and the second thread ring are fixedly welded.
As a preferable aspect of the present invention, the second threaded ring is movably connected to the housing, and the second threaded ring is connected to the threaded fixing seat by a threaded connection.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the connecting seat, the top cover, the connecting ring, the knob, the connecting rod, the first threaded ring, the spring, the bolt, the movable groove, the through hole and the threaded groove are arranged, the bolt is movably connected with the connecting ring through the through hole, the top cover is arranged on the connecting seat through the connecting ring, the bolt is clamped into the through hole in the connecting ring under the driving of the spring, the top cover is limited and fixed, tools are not required, and the top cover is convenient to disassemble and assemble.
2. According to the utility model, the fixing ring, the threaded fixing seat, the rain-proof cap and the second threaded ring are arranged, the rain-proof cap is arranged at the lower end of the threaded fixing seat through the second threaded ring, so that rainwater can be prevented from entering the shell from the joint of the shell and the sleeve, further, electronic components in the shell are prevented from being damaged in the running process in rainy days, and the second threaded ring is in threaded connection with the threaded fixing seat, so that the rain-proof cap can be conveniently dismounted.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a bottom view of the rain hat of the present invention detached from the fixing base;
FIG. 3 is a schematic view of the top cover and the connecting seat of the present invention;
FIG. 4 is a side cross-sectional view of the top cover and the connecting base of the present invention.
In the figure: 1. a housing; 2. a sleeve; 3. a connecting seat; 4. a top cover; 5. a connecting ring; 6. a knob; 7. a connecting rod; 8. a bolt; 9. a first threaded ring; 10. a spring; 11. a movable groove; 12. a through hole; 13. a thread groove; 14. a fixing ring; 15. a thread fixing seat; 16. rain-proof caps; 17. a second threaded ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
While several embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in order to facilitate an understanding of the utility model, the utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed to provide a description of the utility model in a manner that is more complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and that the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, the present invention provides a technical solution:
an electromagnetic high-low voltage compensation current transformer comprises a shell 1, a sleeve 2 is installed at the lower end of the shell 1, a connecting seat 3 is connected at the upper end of the shell 1, a top cover 4 is installed at the upper end of the connecting seat 3, a connecting ring 5 is connected at the lower end of the top cover 4, a knob 6 is arranged on the outer surface of the side end of the connecting seat 3, a connecting rod 7 is arranged on the outer surface of one side of the knob 6, a bolt 8 is connected at one end of the connecting rod 7, which is positioned inside the connecting seat 3, a first threaded ring 9 is arranged on the outer surface of the side end of the connecting rod 7, a spring 10 is installed on the outer sides of the connecting rod 7 and the first threaded ring 9, a movable groove 11 is formed at the connecting position of the connecting rod 7, the bolt 8, the spring 10 and the connecting seat 3, a through hole 12 is formed at the connecting position of the bolt 8 and the connecting ring 5, a threaded groove 13 is formed at the connecting position of the first threaded ring 9 and the connecting seat 3, and a fixing ring 14 is arranged on the outer surface of the side end of the shell 1, the lower extreme of solid fixed ring 14 is connected with screw thread fixing base 15, and screw thread fixing base 15's lower extreme is provided with rain-proof cap 16, and rain-proof cap 16's upper end is connected with second screw ring 17.
In an embodiment, referring to fig. 1, 3 and 4, the top cover 4 is movably connected with the connecting seat 3, the connecting ring 5 is fixedly welded with the top cover 4, two ends of the connecting rod 7 are fixedly welded with the knob 6 and the plug 8 respectively, and the knob 6 is convenient for rotating the connecting rod 7; the first threaded ring 9 and the connecting rod 7 are fixedly welded, the connecting rod 7, the bolt 8 and the first threaded ring 9 are movably connected with the connecting seat 3 through a movable groove 11, the bolt 8 is movably connected with the connecting ring 5 through the movable groove 11, and the bolt 8 is clamped in the through hole 12, so that the top cover 4 is limited and fixed conveniently; the connecting rod 7 is in threaded connection with the connecting seat 3 through a threaded groove 13, and the knobs 6, the connecting rod 7, the bolts 8, the first threaded rings 9, the springs 10, the movable grooves 11, the through holes 12 and the threaded grooves 13 are all four groups and are arranged in an annular array;
under the condition that the connecting rod 7, the first threaded ring 9 and the spring 10 are movably connected with the connecting seat 3 through the movable groove 11, and the connecting rod 7 is in threaded connection with the connecting seat 3 through the threaded groove 13, the bolt 8 is pulled into the movable groove 11 in the connecting seat 3 through the knob 6, then the connecting rod 7 is rotated through the knob 6, the first threaded ring 9 on the connecting rod 7 is screwed into the threaded groove 13 in the connecting seat 3, so that the bolt 8 is limited, under the condition that the connecting mode of the top cover 4 and the connecting seat 3 is movable connection, the connecting ring 5 at the lower end of the top cover 4 is inserted into the connecting seat 3, then the first threaded ring 9 is screwed out of the threaded groove 13 through the knob 6, at the moment, the bolt 8 is clamped into the through hole 12 on the connecting ring 5 under the driving of the spring 10, the top cover 4 is limited and fixed, and the top cover 4 is convenient to disassemble and assemble without the help of tools;
in an embodiment, referring to fig. 1 and fig. 2, a fixing ring 14 is fixedly welded to a housing 1 and a threaded fixing seat 15, a rain hat 16 is fixedly welded to a second threaded ring 17, and the fixing ring 14 facilitates to close the upper end of the threaded fixing seat 15; the second threaded ring 17 is movably connected with the shell 1, the second threaded ring 17 is in threaded connection with the threaded fixed seat 15, and the rain hat 16 is conveniently mounted at the lower end of the threaded fixed seat 15 through the second threaded ring 17;
after assembling sleeve pipe 2 and casing 1, pass second screw ring 17 and rain-proof cap 16 with sleeve pipe 2's lower extreme, be threaded connection's condition under second screw ring 17 and screw thread fixing base 15's connected mode, install the lower extreme at screw thread fixing base 15 with rain-proof cap 16 through second screw ring 17, be favorable to preventing that the rainwater from getting into casing 1 inside from sleeve pipe 2 and casing 1's junction, avoid the electronic components of casing 1 inside impaired when the rainy day moves.
The working process of the utility model is as follows: under the condition that the connecting rod 7, the first threaded ring 9 and the spring 10 are movably connected with the connecting seat 3 through the movable groove 11, and the connecting rod 7 is in threaded connection with the connecting seat 3 through the threaded groove 13, the bolt 8 is pulled into the movable groove 11 in the connecting seat 3 through the knob 6, then the connecting rod 7 is rotated through the knob 6, the first threaded ring 9 on the connecting rod 7 is screwed into the threaded groove 13 in the connecting seat 3, the bolt 8 is favorably limited, under the condition that the connecting mode of the top cover 4 and the connecting seat 3 is movable connection, the connecting ring 5 at the lower end of the top cover 4 is inserted into the connecting seat 3, then the first threaded ring 9 is screwed out of the threaded groove 13 through the knob 6, at the moment, the bolt 8 is clamped into the through hole 12 on the connecting ring 5 under the driving of the spring 10, the top cover 4 is limited and fixed, a tool is not needed, the top cover 4 is convenient to be disassembled and assembled, and the sleeve 2 and the shell 1 are assembled, pass second screw ring 17 and rain-proof cap 16 with sleeve pipe 2's lower extreme, under the connected mode of second screw ring 17 and screw thread fixing base 15 was threaded connection's condition, install the lower extreme at screw thread fixing base 15 with rain-proof cap 16 through second screw ring 17, be favorable to preventing that the rainwater from getting into inside casing 1 from the junction of sleeve pipe 2 and casing 1, avoid the inside electronic components of casing 1 impaired when the rainy day operation.
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 (6)
1. The utility model provides an electromagnetic type high-low pressure compensation current transformer, includes casing (1), its characterized in that: the connecting structure is characterized in that a sleeve (2) is installed at the lower end of the shell (1), a connecting seat (3) is connected to the upper end of the shell (1), a top cover (4) is installed at the upper end of the connecting seat (3), a connecting ring (5) is connected to the lower end of the top cover (4), a knob (6) is arranged on the outer surface of the side end of the connecting seat (3), a connecting rod (7) is arranged on the outer surface of one side of the knob (6), a bolt (8) is connected to one end of the connecting rod (7) which is located inside the connecting seat (3), a first threaded ring (9) is arranged on the outer surface of the side end of the connecting rod (7), a spring (10) is installed on the outer side of the connecting rod (7) and the first threaded ring (9), a movable groove (11) is formed in the connecting positions of the connecting rod (7), the bolt (8) and the spring (10) and the connecting seat (3), a through hole (12) is formed in the connecting position of the bolt (8) and the connecting ring (5), thread groove (13) have been seted up with the junction of connecting seat (3) in first screw ring (9), the side surface of casing (1) is provided with solid fixed ring (14), the lower extreme of solid fixed ring (14) is connected with screw thread fixing base (15), the lower extreme of screw thread fixing base (15) is provided with rain-proof cap (16), the upper end of rain-proof cap (16) is connected with second screw ring (17).
2. The electromagnetic high-low voltage compensation current transformer according to claim 1, characterized in that: the connecting mode of top cap (4) and connecting seat (3) is swing joint, the connecting mode of go-between (5) and top cap (4) is fixed weld, the both ends of connecting rod (7) respectively with knob (6) and bolt (8) fixed weld.
3. The electromagnetic high-low voltage compensation current transformer according to claim 1, characterized in that: the connecting mode of first screw ring (9) and connecting rod (7) is fixed welding, connecting rod (7), bolt (8) and first screw ring (9) are through activity groove (11) and connecting seat (3) swing joint, bolt (8) are through activity groove (11) and go-between (5) swing joint.
4. The electromagnetic high-low voltage compensation current transformer according to claim 1, characterized in that: the connecting rod (7) is in threaded connection with the connecting seat (3) through a threaded groove (13), and the number of the knob (6), the connecting rod (7), the bolt (8), the first threaded ring (9), the spring (10), the movable groove (11), the through holes (12) and the threaded groove (13) is four groups and the four groups are arranged in an annular array.
5. The electromagnetic high-low voltage compensation current transformer according to claim 1, characterized in that: fixed ring (14) respectively with casing (1) and screw thread fixing base (15) fixed welding, rain-proof cap (16) are fixed welding with the connected mode of second screw thread ring (17).
6. The electromagnetic high-low voltage compensation current transformer according to claim 1, characterized in that: the second threaded ring (17) is movably connected with the shell (1), and the second threaded ring (17) is in threaded connection with the threaded fixing seat (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220316374.4U CN216698016U (en) | 2022-02-16 | 2022-02-16 | Electromagnetic high-low voltage compensation current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220316374.4U CN216698016U (en) | 2022-02-16 | 2022-02-16 | Electromagnetic high-low voltage compensation current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216698016U true CN216698016U (en) | 2022-06-07 |
Family
ID=81828462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220316374.4U Active CN216698016U (en) | 2022-02-16 | 2022-02-16 | Electromagnetic high-low voltage compensation current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216698016U (en) |
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2022
- 2022-02-16 CN CN202220316374.4U patent/CN216698016U/en active Active
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