CN208861792U - A kind of electric output terminal subshell of residual current transformer - Google Patents
A kind of electric output terminal subshell of residual current transformer Download PDFInfo
- Publication number
- CN208861792U CN208861792U CN201821488823.3U CN201821488823U CN208861792U CN 208861792 U CN208861792 U CN 208861792U CN 201821488823 U CN201821488823 U CN 201821488823U CN 208861792 U CN208861792 U CN 208861792U
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- current transformer
- residual current
- top cover
- side plate
- shell
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Abstract
The utility model provides a kind of electric output terminal subshell of residual current transformer, and there are two card slots for the middle of the base setting of residual current transformer；Shell includes the side plate that the left and right sides is symmetrically vertically arranged, and the front panel being vertically arranged, rear panel between two side plates；Front panel is divided into two faceplate parts in left and right by the demarcation plate being provided on vertical direction in the middle part of front panel, and the faceplate part of the left and right two is recessed to enclosure interior；The top setting of any side plate is provided with jack in fixed ear there are two the fixed ear to raise upward, and equipped with a top cover, the right and left of top cover is respectively set there are two fixed column shell, is horizontally mounted top cover in fixed column insertion jack and is fixed at the top of side plate；Enclosure bottom is provided with outwardly extending fixture block close to the two sides on one side of rear panel, and fixture block is caught in card slot so that shell to be fixed on the base.It is designed between electric output terminal subshell and residual current transformer using fast disassembly type, it is convenient for disassembly and assembly.
Description
Technical field
The utility model relates to electricity field, the electric output terminal subshell of specially a kind of residual current transformer.
Background technique
Residual current transformer is the detecting element of earth leakage protective device, its major function is that detection passes through mutual inductor iron core
Main circuit residual current (electric shock, electric leakage etc. earth-fault currents), and the residual current of primary circuit is transformed into secondary
The output voltage in circuit.Residual current transformer is one of the component of most critical in earth leakage protective device.
In some usage scenarios, residual current transformer is used to connect with external equipment configured with electric output terminal
It connects.Currently, electric output terminal is typically all to be fixed by screws on residual current transformer, dismount more troublesome.Simultaneously
The shell of current electric output terminal is generally the plastic casing sealed, and the heat of electric output terminal is caused not arrange in time
Out, to influence the electric output terminal sub- service life, also plastic casing is easy to cause to be deformed by high temperature.
Utility model content
The utility model provides a kind of electric output terminal subshell of residual current transformer, the residual current mutual inductance
There are two card slots for the middle of the base setting of device；
The shell is hollow box-type shell, and shell includes the side plate that the left and right sides is symmetrically vertically arranged, and is located at
The front panel being vertically arranged, rear panel between two side plates, front panel, rear panel and two side plate integrated designs；
Front panel is divided into two faceplate parts in left and right by the demarcation plate being provided on vertical direction in the middle part of front panel, and
The faceplate part of the left and right two is recessed to enclosure interior；
The top setting of any side plate is provided with jack in fixed ear there are two the fixed ear to raise upward, described outer
Shell is equipped with a top cover, and the right and left of top cover is respectively set there are two fixed column, and fixed column, which is inserted into jack, keeps top cover horizontal
It is fixed at the top of side plate, and there are gaps for the joining place between top cover and side plate and front and back panel；
Enclosure bottom is provided with outwardly extending fixture block close to the two sides on one side of rear panel, fixture block be caught in card slot with
Shell is fixed on the base, and the base side of enclosure bottom and the residual current transformer fits.
Further, the side on the front and back both sides of top cover is equipped with the arc section of smooth transition.
The utility model uses above-mentioned design, is unique in that:
(1) top cover and shell are detachable, we can be very easily fixed in the shell by electric output terminal, Zhi Houpei
Standby upper top cover, it is convenient and efficient；
(2) it is designed between electric output terminal subshell and residual current transformer using fast disassembly type, during installation, we will
The fixture block of electric output terminal subshell bottom is caught in the pedestal of residual current transformer；
(3) middle part of front panel is equipped with demarcation plate 5, plays the role of reinforcing integral strength；
(4) top cover is after being provided on shell, and there are gaps for the joining place between side plate and front and back panel, reserves heat dissipation
Space, to improve the service life of internal connection terminal.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of electric output terminal subshell provided by the utility model；
Fig. 2 shows the schematic diagrames of electric output terminal subshell bottom fixture block；
Fig. 3 shows the groove schematic diagram in residual current transformer pedestal；
Fig. 4 shows the schematic diagram that electric output terminal subshell is fixed on residual current transformer pedestal.
Specific embodiment
In the following description, a large amount of concrete details are given more thoroughly to manage in order to provide to the utility model
Solution.It is, however, obvious to a person skilled in the art that the utility model may not need it is one or more of these thin
It saves and is carried out.In other examples, in order to avoid obscuring with the utility model, for more well known in the art
Technical characteristic is not described.
In order to thoroughly understand the utility model, detailed step and detailed structure will be proposed in following description,
To illustrate the technical solution of the utility model.The preferred embodiment of the utility model is described in detail as follows, however in addition to these
Detailed description is outer, and the utility model can also have other embodiments.
The utility model provides a kind of electric output terminal subshell 20 of residual current transformer, referring to Fig.1-4 institute
Show, there are two card slots 9 for setting in the middle part of the pedestal 10 of the residual current transformer；
The shell 20 is hollow box-type shell, and shell includes the side plate 4 that the left and right sides is symmetrically vertically arranged, and
The front panel being vertically arranged, rear panel between two side plates 4, front panel, rear panel and two side plates 4 are integrally designed；
Front panel is divided into two faceplate parts 6 in left and right by the demarcation plate 5 being provided on vertical direction in the middle part of front panel,
And the faceplate part 6 of the left and right two is recessed to enclosure interior；
The top setting of any side plate 4 is provided with jack 3, institute in fixed ear 2 there are two the fixed ear 2 to raise upward
Shell 20 is stated equipped with a top cover 1, the right and left of top cover 1 is respectively set there are two fixed column, makes in fixed column insertion jack 3
Top cover 1, which is horizontally mounted, is fixed on 4 top of side plate, and there are gaps for the joining place between top cover 1 and side plate 4 and front and back panel；
20 bottom surface of shell is provided with outwardly extending fixture block 8 close to the two sides on one side of rear panel, and fixture block 8 is caught in card slot
Shell 20 to be fixed on pedestal 10 in 9, and 20 bottom surface of shell and 10 side of pedestal of the residual current transformer are affixed
It closes, as shown in Figure 4.
The side on the front and back both sides of top cover 1 is equipped with the arc section 7 of smooth transition.
The utility model uses above-mentioned design, is unique in that:
(1) top cover and shell are detachable, we can be very easily fixed in the shell by electric output terminal, Zhi Houpei
Standby upper top cover, it is convenient and efficient；
(2) it is designed between electric output terminal subshell and residual current transformer using fast disassembly type, during installation, we will
The fixture block of electric output terminal subshell bottom is caught in the pedestal of residual current transformer；
(3) middle part of front panel is equipped with demarcation plate 5, plays the role of reinforcing integral strength；
(4) top cover is after being provided on shell, and there are gaps for the joining place between side plate and front and back panel, reserves heat dissipation
Space, to improve the service life of internal connection terminal.
The preferred embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, devices and structures not described in detail herein should be understood as with the common side in this field
Formula is practiced；Anyone skilled in the art all may be used in the case where not departing from technical solutions of the utility model ambit
Many possible changes and modifications are made to technical solutions of the utility model using the methods and technical content of the disclosure above, or are repaired
It is changed to the equivalent embodiment of equivalent variations, this has no effect on the substantive content of the utility model.Therefore, all practical without departing from this
The content of new technique scheme, any simple modification made to the above embodiment of foundation the technical essence of the utility model, etc.
With variation and modification, still fall within technical solutions of the utility model protection in the range of.
Claims (2)
1. a kind of electric output terminal subshell of residual current transformer, which is characterized in that the bottom of the residual current transformer
There are two card slots for the setting of seat middle part；
The shell is hollow box-type shell, and shell includes the side plate that the left and right sides is symmetrically vertically arranged, and is located at two
The front panel being vertically arranged, rear panel between side plate, front panel, rear panel and two side plate integrated designs；
Front panel is divided into two faceplate parts in left and right, and the left side by the demarcation plate being provided on vertical direction in the middle part of front panel
Right two faceplate parts are recessed to enclosure interior；
The top setting of any side plate is provided with jack in fixed ear, the shell is matched there are two the fixed ear to raise upward
Have a top cover, the right and left of top cover is respectively set there are two fixed column, is horizontally mounted top cover in fixed column insertion jack
It is fixed at the top of side plate, and there are gaps for the joining place between top cover and side plate and front and back panel；
Enclosure bottom is provided with outwardly extending fixture block close to the two sides on one side of rear panel, and fixture block is caught in card slot with will be outer
Shell is fixed on the base, and the base side of enclosure bottom and the residual current transformer fits.
2. the electric output terminal subshell of residual current transformer as described in claim 1, which is characterized in that the front and back of top cover
The side on both sides is equipped with the arc section of smooth transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821488823.3U CN208861792U (en) | 2018-09-12 | 2018-09-12 | A kind of electric output terminal subshell of residual current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821488823.3U CN208861792U (en) | 2018-09-12 | 2018-09-12 | A kind of electric output terminal subshell of residual current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208861792U true CN208861792U (en) | 2019-05-14 |
Family
ID=66417687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821488823.3U Active CN208861792U (en) | 2018-09-12 | 2018-09-12 | A kind of electric output terminal subshell of residual current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208861792U (en) |
-
2018
- 2018-09-12 CN CN201821488823.3U patent/CN208861792U/en active Active
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