CN213400777U - Opening and closing type current transformer convenient to butt joint - Google Patents
Opening and closing type current transformer convenient to butt joint Download PDFInfo
- Publication number
- CN213400777U CN213400777U CN202022635891.1U CN202022635891U CN213400777U CN 213400777 U CN213400777 U CN 213400777U CN 202022635891 U CN202022635891 U CN 202022635891U CN 213400777 U CN213400777 U CN 213400777U
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- Prior art keywords
- butt joint
- current transformer
- seat
- movable support
- groove
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- Expired - Fee Related
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Abstract
The utility model discloses a type of opening and shutting current transformer convenient to butt joint, including butt joint seat, movable support and stop screw, one side edge of butt joint seat is provided with the pivot seat, the pivot seat docks with one side of the lantern ring, one side edge that the pivot seat was kept away from to the lantern ring is fixed with the extension board, the outside one side that is close to the extension board to the butt joint seat is provided with the adapter sleeve, the one end and the mounting groove of movable support dock, the butt joint hole has been seted up to the inside of movable support, stop screw runs through the one end in butt joint hole and fixes with the butt joint seat. This type of opening and shutting current transformer convenient to butt joint carries out the joint with the activity card strip of movable support bottom and the installation guide rail one side that corresponds to the pulling butt joint seat drives the inside spring of movable support and receives extrusion deformation, thereby increases the distance between fixed card strip and the activity card strip, and then makes things convenient for this type of opening and shutting current transformer to dock on appointed installation guide rail.
Description
Technical Field
The utility model relates to an electrical equipment technical field specifically is a type of opening and shutting current transformer convenient to butt joint.
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 open-close type mutual inductor is suitable for indoor devices with rated voltage of 10kV or below. For the convenience of measurement, protection and control, conversion to a more uniform current is required, and in addition, the voltage on the line is generally higher, which is very dangerous if the direct measurement is carried out. The current transformer plays the role of current transformation and electric isolation. The open-close type current transformer in the market is very various in types and also has various installation modes, however, the existing open-close type current transformer still has the problems of troublesome butt joint and the like in the installation process, therefore, the open-close type current transformer is expected to improve the installation efficiency of the open-close type current transformer through innovation of the open-close type current transformer, the butt joint and the disassembly are convenient, the maximum value is exerted, along with the development of science and technology, the open-close type current transformer convenient for butt joint has the development of a great degree, the development of the open-close type current transformer brings great convenience to people when carrying out current transformation and electrical isolation on a circuit, and the types and the number of the open-close type current transformer are increasing day by day.
Although the current open-close type current transformers which are convenient to be butted have a large number of types and numbers, the open-close type current transformers which are convenient to be butted have the following defects: the open-close type current transformer is relatively troublesome to butt on the matched installation guide rail, and is relatively difficult to open and inconvenient to detach. Therefore, the current transformer which is convenient to be connected in an opening and closing mode is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a type of opening and shutting current transformer convenient to butt joint to solve the type of opening and shutting current transformer on the existing market that the above-mentioned background art provided and dock comparatively trouble on supporting installation guide rail, the type of opening and shutting current transformer opens comparatively difficult and the type of opening and shutting current transformer is inconvenient to be dismantled the problem.
In order to achieve the above object, the utility model provides a following technical scheme: an opening and closing type current transformer convenient to butt joint comprises a butt joint seat, a movable support and a limiting screw, wherein a rotating shaft seat is arranged at the edge of one side of the butt joint seat, the rotating shaft seat is in butt joint with one side of a lantern ring, a support plate is fixed at the edge of one side, away from the rotating shaft seat, of the lantern ring, and a clamping groove is formed in the support plate;
a connecting sleeve is arranged on one side of the butt joint seat close to the outer part of the support plate, an extrusion groove is arranged on one side of the inner part of the connecting sleeve, the inside of the connecting sleeve is connected with a supporting sheet, one side of the butt joint seat adjacent to the connecting sleeve is fixed with a wire connector, a fixed support is arranged on one side of the butt joint seat close to the lower part of the connecting sleeve, a fixed clamping strip is arranged at the bottom of the fixed support, one side of the butt joint seat close to the lower part of the rotating shaft seat is provided with a mounting groove, one end of the movable support seat is in butt joint with the mounting groove, the movable support is internally provided with a butt joint hole, one end of the limit screw penetrating through the butt joint hole is fixed with the butt joint seat, the outer side of the limit screw is connected with a spring, the bottom end of the movable support is provided with a movable clamping strip, a baffle is arranged on one side, close to the edge of the bottom end of the butt joint seat, of the movable clamping strip, and grooves are formed in two sides of the movable support seat.
Preferably, the cross-sectional shape of adapter sleeve is arrow point form, and the cross-sectional shape of the inside extrusion groove of adapter sleeve is "V" style of calligraphy to the one end of adapter sleeve and the connected size phase-match of draw-in groove, the adapter sleeve passes through to constitute the block structure between draw-in groove and the extension board moreover.
Preferably, the connection size of the movable support and the installation groove is matched, and the shape of the butt joint hole in the movable support is a stepped cylindrical structure.
Preferably, the maximum diameter of the limiting screw is matched with the maximum diameter of the butt joint hole, the limiting screw and the baffle are distributed in parallel, and the limiting screw and the movable support form a telescopic structure through a spring.
Preferably, the size of the movable clamping strip is the same as that of the fixed clamping strip, the baffle above the movable clamping strip is flush with the bottom surface of the butt joint seat, and the cross section of the movable clamping strip is in an isosceles trapezoid shape.
Preferably, the shape of the groove is U-shaped, and the opening direction of the groove is the same as that of the butt joint seat.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the movable clamping strip at the bottom end of the movable support is clamped with one side of the corresponding installation guide rail, and the butt joint seat is pulled to drive the spring inside the movable support to be extruded and deformed, so that the distance between the fixed clamping strip and the movable clamping strip is increased, and the open-close type current transformer convenient to butt joint on the specified installation guide rail is facilitated;
(2) the opening and closing type current transformer convenient to butt joint rotates the sleeve ring around the rotating shaft seat, so that the support plate and the connecting sleeve at one end of the outer side of the sleeve ring are in extrusion clamping connection, the connecting sleeve and the clamping groove are in locking connection, otherwise, the support sheet is extruded and deformed by pressing the connecting sleeve, and when the surface of the inner wall of the V-shaped extrusion groove at one end of the connecting sleeve is close to the surface, the connecting sleeve is separated from the support plate through the clamping groove, so that the opening and closing type current transformer is conveniently and quickly opened;
(3) this type of opening and shutting current transformer convenient to butt joint plays the instrument through using flat word and inserts in the recess of live support both sides to one end extrusion pivot seat through the word instrument, makes a word instrument drive live support extrusion spring, thereby breaks away from the mounting groove with live support, and then conveniently dismantles the type of opening and shutting current transformer of appointed mounted position department.
Drawings
Fig. 1 is a schematic view of a front cross-sectional structure of an open-close type current transformer convenient for butt joint of the present invention;
fig. 2 is a left view structural schematic diagram of the switching type current transformer convenient for butt joint of the present invention;
fig. 3 is a schematic diagram of a partially enlarged structure at a position a in fig. 1 of the switching type current transformer convenient for butt joint according to the present invention;
fig. 4 is a schematic diagram of a local enlarged structure at B in fig. 2 of the switching type current transformer convenient for butt joint of the present invention.
In the figure: 1. a docking station; 2. a rotating shaft seat; 3. a collar; 4. a support plate; 5. a card slot; 6. connecting sleeves; 7. extruding a groove; 8. a support sheet; 9. a wire connector; 10. a fixed support; 11. fixing the clamping strip; 12. mounting grooves; 13. a movable support; 14. a butt joint hole; 15. a limit screw; 16. a spring; 17. a movable clamping strip; 18. a baffle plate; 19. and (4) a groove.
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.
Referring to fig. 1-4, the present invention provides a technical solution: an opening and closing type current transformer convenient to butt joint comprises a butt joint seat 1, a rotating shaft seat 2, a sleeve ring 3, a support plate 4, a clamping groove 5, a connecting sleeve 6, an extrusion groove 7, a support sheet 8, a wire connector 9, a fixed support 10, a fixed clamping strip 11, a mounting groove 12, a movable support 13, a butt joint hole 14, a limiting screw 15, a spring 16, a movable clamping strip 17, a baffle plate 18 and a groove 19, wherein the rotating shaft seat 2 is arranged at the edge of one side of the butt joint seat 1, the rotating shaft seat 2 is in butt joint with one side of the sleeve ring 3, the support plate 4 is fixed at the edge of one side, away from the rotating shaft seat 2, of the sleeve ring 3, and the clamping groove;
the butt joint seat 1 is provided with a connecting sleeve 6 on one side of the outside close to the support plate 4, the cross section of the connecting sleeve 6 is in an arrow shape, the cross section of an extrusion groove 7 in the connecting sleeve 6 is in a V shape, one end of the connecting sleeve 6 is matched with the connection size of the clamping groove 5, the connecting sleeve 6 passes through a clamping structure formed between the clamping groove 5 and the support plate 4, so that the butt joint seat 1 and the lantern ring 3 can be stably locked and connected or can be pressed to be opened, the extrusion groove 7 is formed on one side of the inside of the connecting sleeve 6, the inside of the connecting sleeve 6 is connected with a support sheet 8, a wire connector 9 is fixed on one side of the butt joint seat 1 close to the adjacent side of the connecting sleeve 6, a fixed support 10 is arranged on one side of the butt joint seat 1 close to the lower side of the connecting sleeve 6, a fixed clamping strip 11 is, one end of the movable support 13 is butted with the mounting groove 12, the connection sizes of the movable support 13 and the mounting groove 12 are matched, the shape of the butt joint hole 14 in the movable support 13 is a stepped cylindrical structure, so that the movable support 13 limits the installation of the spring 16 through the butt joint hole 14 in the movable support 13, the butt joint hole 14 is formed in the movable support 13, the limit screw 15 penetrates through one end of the butt joint hole 14 to be fixed with the butt joint seat 1, the maximum diameter of the limit screw 15 is matched with the maximum diameter of the butt joint hole 14, the limit screw 15 and the baffle 18 are distributed in parallel, the limit screw 15 forms a telescopic structure through the spring 16 and the movable support 13, so that the movable support 13 can be extended or shortened through the spring 16 and the limit screw 15, and the movable support 13 is conveniently driven to be automatically clamped, the outside of stop screw 15 is connected with spring 16, the bottom of movable support 13 is provided with movable card strip 17, the size of activity card strip 17 is the same with fixed card strip 11's size, and the baffle 18 of activity card strip 17 top flushes each other with the bottom surface to docking station 1 to the cross sectional shape of activity card strip 17 is isosceles trapezoid, makes movable card strip 17 and fixed card strip 11 can clip supporting mounted position's guide rail both sides simultaneously, one side that activity card strip 17 is close to docking station 1 bottom edge is provided with baffle 18, recess 19 has been seted up to the both sides of movable support 13, the shape of recess 19 is "U" style of calligraphy, and the opening direction of recess 19 is the same with docking station 1's opening direction, makes recess 19 and supporting word play the instrument butt joint and can drive movable support 13 and break away from supporting installation guide rail.
The working principle is as follows: when the switching type current transformer convenient for butt joint is used, firstly, a spring 16 is placed in a butt joint hole 14 in a movable support 13, then, a limit screw 15 penetrates through the spring 16 to be in butt joint with one side of the bottom end of the butt joint seat 1, the movable support 13 is stably in butt joint with a mounting groove 12, a baffle 18 is attached to the edge of the bottom end of the butt joint seat 1, then, a movable clamping strip 17 at the bottom end of the switching type current transformer movable support 13 is clamped with one side of a corresponding guide rail, the butt joint seat 1 is pulled to drive the spring 16 in the movable support 13 to be extruded and deformed, so that the distance between the fixed clamping strip 11 and the movable clamping strip 17 is increased, the switching type current transformer is rapidly in butt joint on the appointed guide rail, a matched locking connecting piece can be used to penetrate through a reserved hole in the bottom of the fixed support 10 and the movable support 13 as required, the opening and closing type current transformer can be fixed at a designated position, then, when the inside of the opening and closing type current transformer finishes threading, the lantern ring 3 is rotated around the rotating shaft seat 2, the support plate 4 at one end outside the lantern ring 3 and the connecting sleeve 6 are in extrusion clamping connection, the connecting sleeve 6 and the clamping groove 5 inside the support plate 4 are in locking connection, when the opening and closing type current transformer needs to be disassembled, the supporting sheet 8 is extruded and deformed by pressing the connecting sleeve 6, and when the surface of the inner wall of the V-shaped extrusion groove 7 at one end of the connecting sleeve 6 is close to, the connecting sleeve 6 is separated from the support plate 4 through the clamping groove 5, so that the opening and closing type current transformer can be quickly opened, and finally, when the opening and closing type current transformer needs to be disassembled, a flat straight tool is inserted into the grooves 19 at two sides of the movable support 13, and one end of the straight tool presses the rotating shaft seat 2, so that the straight tool drives the movable support 13 to press the spring 16, so that the movable support 13 can be separated from the mounting groove 12, and the opening and closing type current transformer can be disassembled.
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 (6)
1. The utility model provides a type of opening and shutting current transformer convenient to butt joint, includes butt joint seat (1), movable support (13) and stop screw (15), its characterized in that: a rotating shaft seat (2) is arranged at the edge of one side of the butt joint seat (1), the rotating shaft seat (2) is in butt joint with one side of a lantern ring (3), a support plate (4) is fixed at the edge of one side, away from the rotating shaft seat (2), of the lantern ring (3), and a clamping groove (5) is formed in the support plate (4);
the butt joint seat is characterized in that a connecting sleeve (6) is arranged on one side, close to the support plate (4), of the outer portion of the butt joint seat (1), an extrusion groove (7) is formed in one side of the inner portion of the connecting sleeve (6), a support plate (8) is connected to the inner portion of the connecting sleeve (6), a wire connector (9) is fixed on one side, close to the connecting sleeve (6), of the butt joint seat (1), a fixed support (10) is arranged on one side, close to the lower portion of the connecting sleeve (6), of the butt joint seat (1), a fixed clamping strip (11) is arranged at the bottom of the fixed support (10), a mounting groove (12) is formed in one side, close to the lower portion of the rotating shaft seat (2), of the butt joint seat (1), one end of the movable support (13) is in butt joint with the mounting groove (12), a butt joint hole (14) is formed in, the outer side of the limiting screw (15) is connected with a spring (16), a movable clamping strip (17) is arranged at the bottom end of the movable support (13), a baffle (18) is arranged on one side, close to the edge of the bottom end of the butt joint seat (1), of the movable clamping strip (17), and grooves (19) are formed in two sides of the movable support (13).
2. The switching type current transformer convenient to dock as claimed in claim 1, wherein: the cross-sectional shape of adapter sleeve (6) is arrow point form, and the cross-sectional shape of the inside extrusion groove (7) of adapter sleeve (6) is "V" style of calligraphy to the one end of adapter sleeve (6) and the connection size phase-match of draw-in groove (5), and adapter sleeve (6) constitutes the block structure through between draw-in groove (5) and extension board (4) moreover.
3. The switching type current transformer convenient to dock as claimed in claim 1, wherein: the connection size of the movable support (13) is matched with that of the mounting groove (12), and the shape of the butt joint hole (14) in the movable support (13) is a stepped cylindrical structure.
4. The switching type current transformer convenient to dock as claimed in claim 1, wherein: the maximum diameter of the limiting screw (15) is matched with the maximum diameter of the butt joint hole (14), the limiting screw (15) and the baffle (18) are distributed in parallel, and the limiting screw (15) forms a telescopic structure with the movable support (13) through the spring (16).
5. The switching type current transformer convenient to dock as claimed in claim 1, wherein: the size of the movable clamping strip (17) is the same as that of the fixed clamping strip (11), the baffle (18) above the movable clamping strip (17) is flush with the bottom surface of the butt joint seat (1), and the cross section of the movable clamping strip (17) is in an isosceles trapezoid shape.
6. The switching type current transformer convenient to dock as claimed in claim 1, wherein: the shape of the groove (19) is U-shaped, and the opening direction of the groove (19) is the same as that of the butt joint seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022635891.1U CN213400777U (en) | 2020-11-14 | 2020-11-14 | Opening and closing type current transformer convenient to butt joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022635891.1U CN213400777U (en) | 2020-11-14 | 2020-11-14 | Opening and closing type current transformer convenient to butt joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213400777U true CN213400777U (en) | 2021-06-08 |
Family
ID=76194252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022635891.1U Expired - Fee Related CN213400777U (en) | 2020-11-14 | 2020-11-14 | Opening and closing type current transformer convenient to butt joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213400777U (en) |
-
2020
- 2020-11-14 CN CN202022635891.1U patent/CN213400777U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210608 Termination date: 20211114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |