CN208093354U - A kind of current transformer of good heat dissipation effect - Google Patents
A kind of current transformer of good heat dissipation effect Download PDFInfo
- Publication number
- CN208093354U CN208093354U CN201820591975.XU CN201820591975U CN208093354U CN 208093354 U CN208093354 U CN 208093354U CN 201820591975 U CN201820591975 U CN 201820591975U CN 208093354 U CN208093354 U CN 208093354U
- Authority
- CN
- China
- Prior art keywords
- outside
- heat dissipation
- shell
- building body
- dissipation effect
- 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
Links
Abstract
The utility model discloses a kind of current transformers of good heat dissipation effect,Including shell,The shell is internally provided with iron core,It is wound with primary coil on the outside of the iron core,The outside of the primary coil is wound with secondary coil,The top of the primary coil is also electrically connected with the first junction pole,The lower section side of the shell is fixedly connected with the second junction pole,It is electrically connected between the secondary coil and the second junction pole,It is provided on the outside of the iron core and secondary coil and pours building body,The building body of pouring is epoxy resin insulating layers,And it pours and is provided with through-hole in building body,The inside of the through-hole is fixedly connected with metal tie rods,Described pour is provided with cooling fin on the outside of building body,The shape of the cooling fin is Pagoda-shaped,It is enclosed with copper sheet on the outside of the cooling fin,It is fixedly connected between the copper sheet and metal tie rods,The utility model reasonable design,It is simple in structure,It can quickly will be in the heat loss to ambient enviroment that generated in shell,Prolong the service life.
Description
Technical field
The utility model is related to transformer technical field, specially a kind of current transformer of good heat dissipation effect.
Background technology
Current transformer is a kind of force device most commonly seen in current power system, and main function is by primary side
High current by conversion become the available 5A or 1A low currents of secondary side, with national grid require power equipment intelligence
Change and its minimizes.Major switchgear producer has also carried out miniaturization Optimizing Reconstruction to its switchgear.So corresponding in switchgear
There has also been certain requirements for the volume of component.The relatively common pouring type of straight-through current transformer is excellent with small having
Point, so major producer starts to select straight-through current transformer.But existing current transformer, it uses, generates heat for a long time
Amount is big, be easy to cause short life, and therefore, inventing a kind of current transformer of good heat dissipation effect, have very much must to solve the above problems
It wants.
Utility model content
The purpose of this utility model is to provide a kind of current transformers of good heat dissipation effect, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions：A kind of current transformer of good heat dissipation effect,
Including shell, the shell is internally provided with iron core, and primary coil is wound on the outside of the iron core, the primary coil
Outside is wound with secondary coil, and the top of the primary coil is also electrically connected with the first junction pole, the lower section one of the shell
Side is fixedly connected with the second junction pole, is electrically connected between the secondary coil and the second junction pole, the iron core and secondary line
It is provided on the outside of circle and pours building body, the building body of pouring is epoxy resin insulating layers, and pours and be provided with through-hole in building body, the through-hole
Inside is fixedly connected with metal tie rods, and described pour is provided with cooling fin on the outside of building body, and the shape of the cooling fin is pagoda
Shape is enclosed with copper sheet on the outside of the cooling fin, is fixedly connected between the copper sheet and metal tie rods.
Preferably, the lower section of the shell is also fixedly connected with firm banking.
Preferably, the both sides of the firm banking are provided with fixed bolt hole.
Preferably, the cooling fin is from edge to end progressive additive.
Preferably, the iron core is rectangular frame structure, and the secondary coil is wound on the upper side edge of the iron core.
Preferably, the metal tie rods are plugged on the inside of through-hole.
Compared with prior art, the beneficial effects of the utility model are as follows：The current transformer of the good heat dissipation effect, passes through
The shell of setting is internally provided with iron core in shell, and primary coil, and the outside of primary coil are wound on the outside of iron core
It is wound with secondary coil, the first junction pole is also electrically connected in the top of primary coil, fixes and connects in the lower section side of shell
It is connected to the second junction pole, is electrically connected between secondary coil and the second junction pole, is provided on the outside of iron core and secondary coil
Building body is poured, it is epoxy resin insulating layers to pour building body, and epoxy resin insulating layers are provided with logical due to poor thermal conductivity on pouring building body
Hole is fixedly connected with metal tie rods in the inside of through-hole, pours and be provided with cooling fin on the outside of building body, and the shape of cooling fin is treasured
Turriform is enclosed with copper sheet on the outside of cooling fin, is fixedly connected between copper sheet and metal tie rods, facilitates and radiate, heat dissipation effect
Rate block, the utility model reasonable design, simple in structure, good heat dissipation effect can quickly arrive the heat loss generated in shell
In ambient enviroment, prolong the service life, is worth promoting.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial structural diagram of the utility model；
Fig. 3 is the firm banking structural schematic diagram of the utility model.
In figure：Building body, 6 firm bankings, 7 metal tie rods, 8 are poured in 1 shell, 2 iron cores, 3 primary coils, 4 secondary coils, 5
First junction pole, 9 second junction poles, 10 through-holes, 11 cooling fins, 12 copper sheets.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention；Term " first ", " the
Two ", " third " is used for description purposes only, and is not understood to indicate or imply relative importance；In addition, unless otherwise specific
Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, can also be
It is detachably connected, or is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
- 3 are please referred to Fig.1, a kind of current transformer of good heat dissipation effect, including shell 1, the inside of the shell 1 are arranged
Cored 2, the outside of the iron core 2 is wound with primary coil 3, and the outside of the primary coil 3 is wound with secondary coil 4, institute
The top for stating primary coil 3 is also electrically connected with the first junction pole 8, and the lower section side of the shell 1 is fixedly connected with second and connects
Line bar 9 is electrically connected between the secondary coil 4 and the second junction pole 9, and the outside of the iron core 2 and secondary coil 4 is provided with
Building body 5 is poured, the building body 5 of pouring is epoxy resin insulating layers, and pours and be provided with through-hole 10 in building body 5, and the inside of the through-hole 10 is solid
Surely metal tie rods 7 are connected with, the outside for pouring building body 5 is provided with cooling fin 11, and the shape of the cooling fin 11 is pagoda
The outside of shape, the cooling fin 11 is enclosed with copper sheet 12, is fixedly connected between the copper sheet 12 and metal tie rods 7.
Specifically, the lower section of the shell 1 is also fixedly connected with firm banking 6.
Specifically, the both sides of the firm banking 6 are provided with fixed bolt hole.
Specifically, the cooling fin 11 is from edge to end progressive additive.
Specifically, the iron core 2 is rectangular frame structure, the secondary coil 4 is wound on the upper side edge of the iron core 2.
Specifically, the metal tie rods 7 are plugged on the inside of through-hole 10.
Operation principle：The current transformer of the good heat dissipation effect, in use, by the shell 1 of setting, in shell 1
Portion's setting cored 2, is wound with primary coil 3, and the outside of primary coil 3 is wound with secondary coil 4 in the outside of iron core 2,
It is also electrically connected with the first junction pole 8 in the top of primary coil 3, the second wiring is fixedly connected in the lower section side of shell 1
Bar 9 is electrically connected between secondary coil 4 and the second junction pole 9, is provided in the outside of iron core 2 and secondary coil 4 and pours building body 5,
It is epoxy resin insulating layers to pour building body 5, and epoxy resin insulating layers are provided with through-hole 10 due to poor thermal conductivity on pouring building body 5,
Metal tie rods 7 are fixedly connected in the inside of through-hole 10, the outside for pouring building body 5 is provided with cooling fin 11, the shape of cooling fin 11
Shape is Pagoda-shaped, and the outside of cooling fin 11 is enclosed with copper sheet 12, is fixedly connected between copper sheet 12 and metal tie rods 7, it is convenient into
Row heat dissipation, radiating efficiency block, the utility model reasonable design, simple in structure, good heat dissipation effect will quickly can generate in shell
Heat loss to ambient enviroment in, prolong the service life, be worth promoting.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of current transformer of good heat dissipation effect, including shell (1), it is characterised in that：The inside of the shell (1) is arranged
Cored (2), are wound with primary coil (3) on the outside of the iron core (2), and the outside of the primary coil (3) is wound with secondary
The top of coil (4), the primary coil (3) is also electrically connected with the first junction pole (8), the lower section side of the shell (1)
It is fixedly connected with the second junction pole (9), is electrically connected between the secondary coil (4) and the second junction pole (9), the iron core
(2) and on the outside of secondary coil (4) it is provided with and pours building body (5), the building body (5) of pouring is epoxy resin insulating layers, and pours building body
(5) through-hole (10) is provided on, the inside of the through-hole (10) is fixedly connected with metal tie rods (7), described to pour the outer of building body (5)
Side is provided with cooling fin (11), and the shape of the cooling fin (11) is Pagoda-shaped, and copper is enclosed on the outside of the cooling fin (11)
Piece (12) is fixedly connected between the copper sheet (12) and metal tie rods (7).
2. a kind of current transformer of good heat dissipation effect according to claim 1, it is characterised in that：The shell (1)
Lower section is also fixedly connected with firm banking (6).
3. a kind of current transformer of good heat dissipation effect according to claim 2, it is characterised in that：The firm banking
(6) both sides are provided with fixed bolt hole.
4. a kind of current transformer of good heat dissipation effect according to claim 1, it is characterised in that：The cooling fin (11)
From edge to end progressive additive.
5. a kind of current transformer of good heat dissipation effect according to claim 1, it is characterised in that：The iron core (2) is
Rectangular frame structure, the secondary coil (4) are wound on the upper side edge of the iron core (2).
6. a kind of current transformer of good heat dissipation effect according to claim 1, it is characterised in that：The metal tie rods
(7) it is plugged on the inside of through-hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820591975.XU CN208093354U (en) | 2018-04-24 | 2018-04-24 | A kind of current transformer of good heat dissipation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820591975.XU CN208093354U (en) | 2018-04-24 | 2018-04-24 | A kind of current transformer of good heat dissipation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208093354U true CN208093354U (en) | 2018-11-13 |
Family
ID=64051904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820591975.XU Expired - Fee Related CN208093354U (en) | 2018-04-24 | 2018-04-24 | A kind of current transformer of good heat dissipation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208093354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112290688A (en) * | 2020-11-13 | 2021-01-29 | 国网浙江省电力有限公司绍兴供电公司 | CT gets electric installation's insulating box of getting electricity |
-
2018
- 2018-04-24 CN CN201820591975.XU patent/CN208093354U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112290688A (en) * | 2020-11-13 | 2021-01-29 | 国网浙江省电力有限公司绍兴供电公司 | CT gets electric installation's insulating box of getting electricity |
| CN112290688B (en) * | 2020-11-13 | 2022-06-07 | 国网浙江省电力有限公司绍兴供电公司 | CT gets electric installation's insulating box of getting electricity |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208093354U (en) | A kind of current transformer of good heat dissipation effect | |
| CN207489639U (en) | A kind of low-loss power transformer | |
| CN109755010A (en) | A kind of voltage transformer with air duct radiation and secondary fusing | |
| CN204720288U (en) | A kind of low-voltage, high-current ultracrystallite high frequency transformer | |
| CN212010641U (en) | Inductor | |
| CN206293279U (en) | Commutation inductance and the intermediate frequency power supply equipment containing the commutation inductance | |
| CN204614648U (en) | A kind of outdoor voltage transformer | |
| CN209388862U (en) | A kind of voltage transformer with air duct radiation and secondary fusing | |
| CN209087545U (en) | A kind of winding construction suitable for high-power high frequency transformer | |
| JP3088788U (en) | Transformer coil bobbin | |
| CN203895215U (en) | Inductor | |
| CN220691845U (en) | Epoxy casting dry-type transformer binding post and wiring row structure | |
| CN210668075U (en) | Outdoor three-phase combined mutual inductor | |
| CN203760265U (en) | Coil radiating structure of electric reactor | |
| CN216435580U (en) | Three-winding high-frequency transformer | |
| CN219778649U (en) | Water-cooled high-capacity intermediate frequency transformer | |
| CN217933405U (en) | Small-sized alternating current transformer | |
| CN203085322U (en) | Water-cooling high-power high-frequency power transformer | |
| CN209232566U (en) | A kind of high-performance dry transformer | |
| CN203746653U (en) | Novel current mutual inductor | |
| CN212062112U (en) | High-frequency transformer with enhanced cooling effect | |
| CN214797043U (en) | U-shaped magnetic core and transformer | |
| CN215069594U (en) | Combined anti-seismic inductor structure | |
| CN203192576U (en) | Modified dry type transformer low-voltage copper bar | |
| CN217690754U (en) | Novel 35KV voltage transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20200424 |