CN208796753U - A kind of bus-type current transformer - Google Patents
A kind of bus-type current transformer Download PDFInfo
- Publication number
- CN208796753U CN208796753U CN201821776618.7U CN201821776618U CN208796753U CN 208796753 U CN208796753 U CN 208796753U CN 201821776618 U CN201821776618 U CN 201821776618U CN 208796753 U CN208796753 U CN 208796753U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- mounting base
- current transformer
- pouring body
- bus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of bus-type current transformers, it perforates including insulation pouring body and busbar, busbar perforation is located at the middle position of insulation pouring body, the bottom end of insulation pouring body is fixedly connected with mounting base, the lower end of insulation pouring body is provided with secondary outlet box, and wiring fixing piece is fixedly connected in secondary outlet box；The device neither influences the conducting wire of connection, and can lock to the current transformer of installation outdoors, other staff cannot touch the terminals of secondary winding easily, play a protective role to it by the transparent plastic box connected at secondary outlet box；By the mounting base of the connection bottom end setting in current transformer, first mounting base is connected on corresponding installation crossbeam, threaded rod plays fixed function to it, this device is not susceptible to loosen situation, it is fixed connection more, and convenient disassembly, does not need using tool operation.
Description
Technical field
The utility model relates to the correlative technology field of current transformer, specially a kind of bus-type current transformer.
Background technique
Bus-type current transformer, it does not have special first winding, the bus of the power distribution equipment inside insulation sleeve
Play the role of first winding, insulated porcelain sleeve gets up first winding and secondary winding insulation；
The secondary connection end of existing bus-type current transformer is mostly open, if outdoors, connectivity port
It is in careless situation and is easy to happen electrocution conditions, there are security risks；And existing some current transformers are all
Pedestal is directly screwed on the crossbeam in equipment, multiple current transformers connect side by side, be easy to cause the pine of screw for a long time
It is dynamic, the problems such as unstable is connected, the performance of current transformer is influenced；For this purpose, the utility model proposes a kind of bus-type currents
Mutual inductor is for solving the above problems.
Utility model content
The purpose of this utility model is to provide a kind of bus-type current transformers, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of bus-type current transformer, including exhausted
Edge pour mass and busbar perforation, the busbar perforation are located at the middle position of insulation pouring body, the bottom end of the insulation pouring body
It is fixedly connected with mounting base, the lower end of insulation pouring body is provided with secondary outlet box, is fixedly connected in the secondary outlet box
Wiring fixing piece, transparent insulating plastic box is plugged in secondary outlet box, and the front end correspondence of the transparent insulating plastic box opens up
There is threading hole, lock is connected on the transparent insulating plastic box and fixation hole, is provided on the inside of the insulation pouring body more
A iron core, the iron core are provided with coiling group, and spring, fixed company on the spring are fixedly connected on the inside of the mounting base
It is connected to link block, fixed thread bar is bolted in the mounting base, the fixed thread bar is through installation beam rail setting.
Preferably, the mounting base opposing insulation pour mass is inverted U-shaped, and the top of mounting base is welded on insulation pouring
The bottom end of body, and the inside both sides of mounting base are fixedly connected to spring, the link block being fixedly connected on the spring, the company
It connects and is fixedly connected with non-slip mat on the outside of block, distance of two link blocks under impaction state is equal to the width of installation beam rail
Degree.
Preferably, the side of insulation pouring body is arranged in the secondary outlet box, and there are two two for setting in secondary outlet box
The terminals of secondary winding.
Preferably, the wiring fixing piece is corresponding U-shaped structure, is provided with threaded hole, spiral shell on rear side of wiring fixing piece
Screw is correspondingly connected on pit, there are two the wiring fixing piece settings, and two wiring fixing pieces are respectively fixedly connected with two
At the terminals of secondary winding.
Preferably, the lateral section of the transparent insulating plastic box is " E " shape structure, and the upper end of transparent insulating plastic box is under
The L shape connecting plate being all connected with is held, offers through-hole on connecting plate, the rear end of the middle section of transparent insulating plastic box offers
Threading hole, the outer cross section of the middle section of transparent insulating plastic box are equal to the inner section size of secondary outlet box.
Preferably, the installation beam rail is rectangular cylinder structure, and the top for installing beam rail offers limit threaded hole,
Limit threaded hole is provided with multiple, and the areas of multiple limit threaded hole inner sections are all larger than the area of section of fixed thread bar.
Compared with prior art, the utility model has the beneficial effects that
1. the device neither influences the conducting wire of connection, and can be with by the transparent plastic box connected at secondary outlet box
It locks to the current transformer of installation outdoors, other staff cannot touch the terminals of secondary winding easily, to it
It plays a protective role, increases security performance；
2. mounting base, is first connected to corresponding by the mounting base that the device is arranged by the connection bottom end in current transformer
It installs on crossbeam, threaded rod plays fixed function to it, this device is not susceptible to loosen situation, is fixed connection more, and tear open
It unloads conveniently, does not need using tool operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural side view of the utility model；
Fig. 3 is the mounting base and installation beam rail attachment structure schematic diagram of the utility model.
In figure: 1 insulation pouring body, the perforation of 2 busbars, 3 mounting bases, 4 secondary outlet boxes, 5 wiring fixing pieces, 6 fixation holes, 7
Transparent insulating plastic box, 8 threading holes, 9 locks, 10 iron cores, 11 coiling groups, 12 springs, 13 link blocks, 14 fixed thread bars, 15
Beam rail is installed.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of bus-type current transformer, including it is exhausted
Edge pour mass 1 and busbar perforation 2, busbar perforation 2 are located at the middle position of insulation pouring body 1, and the bottom end of insulation pouring body 1 is fixed
It is connected with mounting base 3, the lower end of insulation pouring body 1 is provided with secondary outlet box 4, is fixedly connected with wiring in secondary outlet box 4
Fixing piece 5, transparent insulating plastic box 7 is plugged in secondary outlet box 4, and corresponding offer in the front end of transparent insulating plastic box 7 is worn
Lock 9 is connected on string holes 8, transparent insulating plastic box 7 and fixation hole 6, the inside of insulation pouring body 1 is provided with multiple iron cores
10, iron core 10 is provided with coiling group 11, and the inside of mounting base 3 is fixedly connected with spring 12, the company of being fixedly connected on spring 12
Block 13 is connect, fixed thread bar 14 is bolted in mounting base 3, fixed thread bar 14 is arranged through installation beam rail 15.
Further, 3 opposing insulation pour mass 1 of mounting base is inverted U-shaped, and the top of mounting base 3 is welded on insulation and pours
The bottom end of injection body 1, and the inside both sides of mounting base 3 are fixedly connected to spring 12, the link block 13 being fixedly connected on spring 12,
The outside of link block 13 is fixedly connected with non-slip mat, and distance of two link blocks 13 under impaction state is equal to installation beam rail 15
Width, 3 pairs of installation beam rails 15 of mounting base are in clamping connection.
Further, the side of insulation pouring body 1 is arranged in secondary outlet box 4, and there are two two for setting in secondary outlet box 4
The terminals of secondary winding.
Further, wiring fixing piece 5 is corresponding U-shaped structure, and the rear side of wiring fixing piece 5 is provided with threaded hole, spiral shell
Screw is correspondingly connected on pit, there are two the settings of wiring fixing piece 5, and two wiring fixing pieces 5 are respectively fixedly connected with secondary
At the terminals of winding, the conducting wire of 5 pairs of wiring fixing piece accesses plays fixed effect.
Further, the lateral section of transparent insulating plastic box 7 is " E " shape structure, and the upper end of transparent insulating plastic box 7 is under
The L shape connecting plate being all connected with is held, offers through-hole on connecting plate, the rear end of the middle section of transparent insulating plastic box 7 opens up
There is threading hole 8, the outer cross section of the middle section of transparent insulating plastic box 7 is equal to the inner section size of secondary outlet box 4, transparent exhausted
The middle section of edge plastic casing 7 is longer than the length of the L shape connecting plate at the both ends of transparent insulating plastic box 7, transparent insulating plastic box 7
Middle section be plugged in secondary outlet box 4.
Further, installation beam rail 15 is rectangular cylinder structure, and the top of installation beam rail 15 offers limit screw thread
Hole, limit threaded hole are provided with multiple, and the areas of multiple limit threaded hole inner sections are all larger than the section face of fixed thread bar 14
Product, installation beam rail 15 are fixedly mounted on metope or in switchgear.
Working principle: in actual work, insulation pouring body 1 is welded in mounting base 3, and insulation pouring body 1 is internally provided with
Multiple groups iron core 10 and coiling group 11, the side of insulation pouring body 1 are provided with secondary outlet box 4, are provided with two in secondary outlet box 4
The terminals of a secondary winding, the wiring fixing piece 5 that the terminals of secondary winding are all connected with, wiring fixing piece 5 are led access
Line is fixed, and the screw of the threaded hole connection of 5 rear side of wiring fixing piece is fixed, and the conducting wire of access passes through transparent insulation
In threading hole 8 on plastic casing 7, and the top and bottom of transparent insulating plastic box 7 contact the setting of fixation hole 6, transparent insulation
Through-hole on plastic casing 7 corresponds to the position of fixation hole 6, and lock locks it, and only specific staff opens it, peace
Dress seat 3 is connected on installation beam rail 15, and link block 13 will carry out clamping to installation beam rail 15 under the active force of spring 12,
And 14 pairs of installation beam rails 15 of fixed thread bar are spirally connected, mounting base 3 will be fixed on installation beam rail 15, and disassembly side
Just.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of bus-type current transformer, including insulation pouring body (1) and busbar perforation (2), the busbar perforation (2) are located at
The middle position of insulation pouring body (1), it is characterised in that: the bottom end of the insulation pouring body (1) is fixedly connected with mounting base
(3), the lower end of insulation pouring body (1) is provided with secondary outlet box (4), is fixedly connected with wiring in the secondary outlet box (4)
Fixing piece (5), secondary outlet box (4) is interior to be plugged with transparent insulating plastic box (7), the front end of the transparent insulating plastic box (7)
Correspondence offers threading hole (8), is connected with lock (9), the insulation on the transparent insulating plastic box (7) and fixation hole (6)
It is provided on the inside of pour mass (1) multiple iron cores (10), the iron core (10) is provided with coiling group (11), the mounting base
(3) it is fixedly connected on the inside of spring (12), is fixedly connected with link block (13) on the spring (12), the mounting base (3)
On be bolted with fixed thread bar (14), the fixed thread bar (14) through installation beam rail (15) setting.
2. a kind of bus-type current transformer according to claim 1, it is characterised in that: the mounting base (3) is relatively absolutely
Edge pour mass (1) is inverted U-shaped, and the top of mounting base (3) is welded on the bottom end of insulation pouring body (1), and mounting base (3)
Inside both sides are fixedly connected to spring (12), the link block (13) being fixedly connected on the spring (12), the link block
(13) non-slip mat is fixedly connected on the outside of, distance of two link blocks (13) under impaction state is equal to installation beam rail
(15) width.
3. a kind of bus-type current transformer according to claim 1, it is characterised in that: the secondary outlet box (4) sets
The side in insulation pouring body (1) is set, there are two the terminals of secondary winding for setting in secondary outlet box (4).
4. a kind of bus-type current transformer according to claim 1, it is characterised in that: the wiring fixing piece (5) is
Corresponding U-shaped structure is provided with threaded hole on rear side of wiring fixing piece (5), screw, the wiring has been correspondingly connected on threaded hole
There are two fixing piece (5) settings, and two wiring fixing pieces (5) are respectively fixedly connected at the terminals of secondary winding.
5. a kind of bus-type current transformer according to claim 1, it is characterised in that: the transparent insulating plastic box
(7) lateral section is " E " shape structure, the L shape connecting plate that the top and bottom of transparent insulating plastic box (7) are all connected with, connecting plate
On offer through-hole, the rear end of the middle section of transparent insulating plastic box (7) offers threading hole (8), transparent insulating plastic
The outer cross section of the middle section of box (7) is equal to the inner section size of secondary outlet box (4).
6. a kind of bus-type current transformer according to claim 1, it is characterised in that: the installation beam rail (15) is
Rectangular cylinder structure, the top of installation beam rail (15) offer limit threaded hole, and limit threaded hole is provided with multiple, multiple limits
The area of position threaded hole inner section is all larger than the area of section of fixed thread bar (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821776618.7U CN208796753U (en) | 2018-10-31 | 2018-10-31 | A kind of bus-type current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821776618.7U CN208796753U (en) | 2018-10-31 | 2018-10-31 | A kind of bus-type current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208796753U true CN208796753U (en) | 2019-04-26 |
Family
ID=66212442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821776618.7U Expired - Fee Related CN208796753U (en) | 2018-10-31 | 2018-10-31 | A kind of bus-type current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208796753U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736868A (en) * | 2019-10-24 | 2020-01-31 | 中互电气(江苏)有限公司 | external winding current transformer |
| CN110783058A (en) * | 2019-11-12 | 2020-02-11 | 浙江全瑞本科技股份有限公司 | Multifunctional circuit transformer convenient to installation |
-
2018
- 2018-10-31 CN CN201821776618.7U patent/CN208796753U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736868A (en) * | 2019-10-24 | 2020-01-31 | 中互电气(江苏)有限公司 | external winding current transformer |
| CN110783058A (en) * | 2019-11-12 | 2020-02-11 | 浙江全瑞本科技股份有限公司 | Multifunctional circuit transformer convenient to installation |
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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: 20190426 Termination date: 20201031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |