CN208922883U - A kind of high frequency transformer with safeguard function - Google Patents
A kind of high frequency transformer with safeguard function Download PDFInfo
- Publication number
- CN208922883U CN208922883U CN201821671708.XU CN201821671708U CN208922883U CN 208922883 U CN208922883 U CN 208922883U CN 201821671708 U CN201821671708 U CN 201821671708U CN 208922883 U CN208922883 U CN 208922883U
- Authority
- CN
- China
- Prior art keywords
- skeleton
- magnetic core
- high frequency
- frequency transformer
- protective plate
- 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 high frequency transformers with safeguard function, including skeleton and protective plate, the bosom of the skeleton has extended transversely through magnetic core, the centre of the magnetic core is vertically provided with partition, coiling has secondary windings on the right side of the outer surface of the magnetic core, the lower surface of the skeleton is connected with radiator by heat conductive silica gel stickup, the left and right ends of the shaft offer support slot, the top of the protective plate is fixed on the outer surface of shaft, is pasted with rubber slab on the outside of the protective plate.The high frequency transformer with safeguard function; utilize magnetic core and radiator; so that the high frequency transformer high efficiency and heat radiation; change the number of turns ratio on armature winding and secondary windings; to facilitate the voltage for adjusting and exporting, skeletal internal electric elements are protected, so that the high frequency transformer has protective action; dust can be avoided to enter high frequency transformer while heat dissipation, facilitate and the high frequency transformer is mounted in external device.
Description
Technical field
The utility model relates to high frequency transformer technical field, specially a kind of high frequency transformer with safeguard function.
Background technique
High frequency transformer is the most important component part of Switching Power Supply, is the device for converting alternating voltage, electric current and impedance,
It is mainly used in high frequency switch power, high frequency transformer can be used in the higher circuit of switching frequency, reduce output voltage line
Wave.
As Authorization Notice No. be CN207852419U Chinese utility model patent disclose it is a kind of with safeguard function
High frequency transformer, including cabinet, the front of the cabinet are equipped with multiple first openings, and the inner wall of first opening is connected with the
One rubber pad, the inner wall of first rubber pad are equipped with chamber door, and the side of the cabinet is equipped with the second opening, second opening
Top be equipped with multiple second circular grooves, the inside of second circular groove is connected with first bearing, and the inner wall of the first bearing is solid
It is connected to the second shaft, this has the high frequency transformer of safeguard function, the heat dissipation for box house is realized, but it is only right
The cabinet heat dissipation of high frequency transformer is placed, the heat that high frequency transformer itself generates cannot timely scatter and disappear；And by that will keep off
Plate is closed, so that box house is isolated from the outside world, prevent a large amount of dusts enters cabinet, to reach dust-proof processing, but is closed
Heat dissipation effect is deteriorated while baffle；And it is difficult to install with external device, therefore, it is proposed that a kind of height with safeguard function
Frequency power transformer, in order to solve the problems, such as to propose among the above.
Utility model content
The purpose of this utility model is to provide a kind of high frequency transformers with safeguard function, to solve above-mentioned background skill
The existing high frequency transformer heat dissipation effect proposed in art is poor, and the internal electric elements service life is reduced, it has not been convenient to adjust the electricity of output
Pressure does not influence heat dissipation effect, and the inconvenient problem being mounted on the high frequency transformer on external device while dust-proof.
To achieve the above object, the utility model provides the following technical solutions: a kind of high frequency transformation with safeguard function
Device, including skeleton and protective plate, the bosom of the skeleton has extended transversely through magnetic core, and the inside left and right ends of magnetic core are pacified
Cowling equipped with internal grid-shaped structure, the centre of the magnetic core are vertically provided with partition, and on the left of the outer surface of magnetic core
Coiling has armature winding, and coiling has secondary windings, and the appearance of secondary windings and armature winding on the right side of the outer surface of the magnetic core
Face coils and is pasted with insulating cement, and the lower surface of the skeleton is connected with radiator by heat conductive silica gel stickup, and before skeleton
Both ends offer placing groove afterwards, and the top of the skeleton offers holding groove and mounting groove respectively, and holding groove is located at installation
The outside of slot, and the inside of holding groove is equipped with shaft, and the left and right ends of the shaft offer support slot, and support slot
Inner rotation support rod is installed, and the outer end of support rod is fixed on the inner wall of skeleton, and the top of the protective plate is solid
It is scheduled on the outer surface of shaft, and is fixed with reset spring on the inside of protective plate, and is fixed on skeleton on the inside of reset spring
Outer surface is pasted with rubber slab on the outside of the protective plate, and the internal whorl of the mounting groove is connected with mounting plate, the ventilation
The inner surface of lid and the inner surface of protective plate are pasted with dustproof membrane.
Preferably, the magnetic core is hollow structure, and the outer wall of magnetic core is in vesicular texture, and magnetic core and cowling
Connection type is to be threadedly coupled.
Preferably, the partition runs through magnetic core, and partition and magnetic core constitute horizontally slip structure, and the upper surface of partition
It fits respectively with the inside upper surface of skeleton and bottom inner surface with lower surface.
Preferably, the reset spring is equidistantly mounted between protective plate and skeleton, and protective plate passes through reset spring
Stretching structure is constituted with skeleton.
Preferably, the grid-shaped structure in the inside of the protective plate, and protective plate is engaged and installed in skeleton by placing groove
On, and protective plate has 2 about the center line symmetrical setting of skeleton.
Preferably, the inside of the mounting plate equidistantly offers threaded hole, and the T-shaped knot in longitudinal section of mounting plate
Structure.
Compared with prior art, the utility model has the beneficial effects that this has the high frequency transformer of safeguard function, utilize
Magnetic core and radiator, so that the high frequency transformer high efficiency and heat radiation, changes the number of turns ratio on armature winding and secondary windings, thus side
Just the voltage of output is adjusted, skeletal internal electric elements are protected, so that the high frequency transformer has protective action, can radiated
While avoid dust from entering high frequency transformer, facilitate and the high frequency transformer be mounted in external device；
1. being provided with magnetic core and cowling and radiator, magnetic core is hollow structure, and the outer wall of magnetic core is in vesicular texture,
The heat that armature winding and secondary windings generate is dissipated outwardly by magnetic core, and the cowling being threadedly coupled with magnetic core avoids largely
Dust enter in magnetic core, radiator by material be copper skeleton on heat guide the external world into, using magnetic core and radiator so that
The high frequency transformer high efficiency and heat radiation；
2. magnetic core and partition are provided with, since the number of turns ratio of each winding coil of high frequency transformer determines output voltage
How much, slided on magnetic core by partition, convenient for adjusting the size in the space that partition and skeleton are constituted, thus armature winding and time
The number of turns ratio changes on grade winding, and then facilitates the voltage for adjusting and exporting；
3. being provided with cowling, protective plate and dustproof membrane, avoided using protective plate sudden and violent between the electric elements of skeletal internal
It is exposed at the external world, and the dustproof membrane that cowling and protective plate inner surface are pasted avoids dust from entering in skeleton, protection skeletal internal electricity
Device element can avoid dust from entering high frequency transformer while heat dissipation；
4. being provided with mounting groove, mounting plate and threaded hole, skeleton is threadedly coupled by mounting groove with mounting plate, and mounting plate
It is connect by threaded hole with external device, the high frequency transformer is mounted in external device to facilitate.
Detailed description of the invention
Fig. 1 is that the utility model faces cutting structural schematic diagram；
Fig. 2 is the utility model side view cutting structural schematic diagram；
Fig. 3 is that the utility model overlooks cutting structural schematic diagram；
Fig. 4 is the rotation status structural schematic diagram of the utility model protective plate.
In figure: 1, skeleton；2, magnetic core；3, cowling；4, partition；5, armature winding；6, secondary windings；7, insulating cement；8,
Radiator；9, placing groove；10, holding groove；11, shaft；12, support rod；13, support slot；14, reset spring；15, protective plate；
16, rubber slab；17, mounting groove；18, mounting plate；19, threaded hole；20, dustproof membrane.
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.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of high frequency transformer with safeguard function,
Including skeleton 1, magnetic core 2, cowling 3, partition 4, armature winding 5, secondary windings 6, insulating cement 7, radiator 8, placing groove 9, hold
Access slot 10, shaft 11, support rod 12, support slot 13, reset spring 14, protective plate 15, rubber slab 16, mounting groove 17, mounting plate
18, threaded hole 19 and dustproof membrane 20, the bosom of skeleton 1 has extended transversely through magnetic core 2, and the inside left and right ends of magnetic core 2 are equal
The cowling 3 of internal grid-shaped structure is installed, magnetic core 2 is hollow structure, and the outer wall of magnetic core 2 is in vesicular texture, and
And magnetic core 2 and the connection type of cowling 3 are to be threadedly coupled, air enters in magnetic core 2, from armature winding 5 and secondary windings 6
Inside radiates to high frequency transformer, and the centre of magnetic core 2 is vertically provided with partition 4, and the outer surface left hand plate of magnetic core 2 is wound with primary
Winding 5, partition 4 runs through magnetic core 2, and partition 4 and magnetic core 2 constitute horizontally slip structure, and the upper and lower surfaces of partition 4
It fitting respectively with the inside upper surface of skeleton 1 and bottom inner surface, the number of turns ratio changes on armature winding 5 and secondary windings 6,
Facilitating the voltage for adjusting and exporting, coiling has a secondary windings 6 on the right side of the outer surface of magnetic core 2, and secondary windings 6 and armature winding 5
Outer surface, which is coiled, is pasted with insulating cement 7, and the lower surface of skeleton 1 is connected with radiator 8, and skeleton 1 by heat conductive silica gel stickup
Rear and front end offer placing groove 9, the top of skeleton 1 offers holding groove 10 and mounting groove 17, and holding groove 10 respectively
Shaft 11 is installed positioned at the inside in the outside of mounting groove 17, and holding groove 10, the left and right ends of shaft 11 offer branch
Slot 13 is supportted, and the inner rotation of support slot 13 is equipped with support rod 12, and the outer end of support rod 12 is fixed on the inner wall of skeleton 1
On, the top of protective plate 15 is fixed on the outer surface of shaft 11, and the inside of protective plate 15 is fixed with reset spring 14, and multiple
The inside of position spring 14 is fixed on the outer surface of skeleton 1, and the outside of protective plate 15 is pasted with rubber slab 16, the inside of mounting groove 17
It is threaded with mounting plate 18, the inside of mounting plate 18 equidistantly offers threaded hole 19, and the longitudinal section of mounting plate 18 is in " T "
Font structure facilitates and connect high frequency transformer with external device, and the inner surface of cowling 3 and the inner surface of protective plate 15 are viscous
Post dustproof membrane 20；
Such as the grid-shaped structure in the inside of protective plate 15 in Fig. 2, and protective plate 15 is engaged and installed in skeleton by placing groove 9
On 1, and protective plate 15 has 2 about the center line symmetrical setting of skeleton 1, using protective plate 15 to the inside of high frequency transformer
Heat dissipation, and using placing groove 9 protective plate 15 is closely connect with skeleton 1；
As reset spring 14 is equidistantly mounted between protective plate 15 and skeleton 1 in Fig. 3, and protective plate 15 is by resetting bullet
Spring 14 and skeleton 1 constitute stretching structure, convenient that protective plate 15 is opened on skeleton 1, will can quickly be prevented using reset spring 14
Backplate 15 is mounted on skeleton 1.
Working principle: when using the high frequency transformer with safeguard function, be primarily due to high frequency transformer it is each around
The number of turns ratio of group coil determine output voltage number, according to the needs of output voltage, partition 4 runs through magnetic core 2, in magnetic core 2
On horizontally slip partition 4, the size in the left and right space that partition 4 and skeleton 1 are constituted is adjusted, then in the left and right sides of magnetic core 2 point
Not Pan Rao coil, armature winding 5 and secondary windings 6 are made, consequently facilitating the voltage of output is adjusted, then by 5 He of armature winding
Insulating cement 7 is pasted in the outer surface of secondary windings 6, protects armature winding 5 and secondary windings 6；
During high frequency transformer work, the heat generated inside armature winding 5 and secondary windings 6 is in by inside
Hollow structure and outer wall are in that the magnetic core 2 of vesicular texture sheds out of skeleton 1, are pasted onto the inner surface and protective plate of cowling 3
The dustproof membrane 20 of 15 inner surface can be avoided dust and enter in magnetic core 2 and skeleton 1, and dustproof membrane 20 is by PP spun-bonded non-woven fabrics, PE
Gas permeable polymer film and PP spun-bonded non-woven fabrics composition, can only allow gas to pass through, and the material of skeleton 1 is the preferable copper of thermal conductivity,
The lower surface of skeleton 1 is dissipated the heat of skeleton 1 outwardly by the radiator 8 that heat conductive silica gel pastes connection；
When needing the inside to skeleton 1 to repair, protective plate 15 is rotated up by shaft 11, protective plate 15 is from putting
The inside for setting slot 9 is taken out, and reset spring 14 is elongated, then repairs to the inside electric elements of skeleton 1, when needs will be high
When frequency power transformer is mounted on external device, the mounting plate 18 of the T-shaped structure in longitudinal section is assigned into mounting groove 17, so
Drive screw will be assigned into the threaded hole 19 of 18 inside spaced set of mounting plate afterwards, mounting plate 18 utilizes drive screw and screw thread
Hole 19 is connected with external device, the above sequence of operations for just completing the high frequency transformer with safeguard function, this explanation
In the content that is not described in detail belong to the prior art well known to professional and technical personnel in the field.
The standard electric elements that the utility model uses can commercially, and shaped piece is according to the sum of specification
The record of attached drawing can carry out customized, and the specific connection type of each electric elements is all made of in the prior art mature spiral shell
The conventional means such as bolt, rivet, welding, mechanical, electric elements and equipment are all made of in the prior art, conventional model, in addition electricity
Road connection is using connection type conventional in the prior art, and this will not be detailed here.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of high frequency transformer with safeguard function, including skeleton (1) and protective plate (15), it is characterised in that: the bone
The bosom of frame (1) has extended transversely through magnetic core (2), and the inside left and right ends of magnetic core (2) be mounted on it is internal grid-shaped
The centre of the cowling (3) of structure, the magnetic core (2) is vertically provided with partition (4), and the outer surface left hand plate of magnetic core (2) around
Have armature winding (5), there is secondary windings (6) coiling on the right side of the outer surface of the magnetic core (2), and secondary windings (6) and primary around
The outer surface of group (5), which is coiled, to be pasted with insulating cement (7), and the lower surface of the skeleton (1) is connected with by heat conductive silica gel stickup
Radiator (8), and the rear and front end of skeleton (1) offers placing groove (9), the top of the skeleton (1) offers respectively holds
Access slot (10) and mounting groove (17), and holding groove (10) is located at the outside of mounting groove (17), and the inside peace of holding groove (10)
Equipped with shaft (11), the left and right ends of the shaft (11) are offered support slot (13), and the inner rotation of support slot (13)
It is equipped with support rod (12), and the outer end of support rod (12) is fixed on the inner wall of skeleton (1), the top of the protective plate (15)
End is fixed on the outer surface of shaft (11), and reset spring (14) is fixed on the inside of protective plate (15), and reset spring
(14) it is fixed on the outer surface of skeleton (1) on the inside of, is pasted with rubber slab (16), the installation on the outside of the protective plate (15)
The internal whorl of slot (17) is connected with mounting plate (18), and the inner surface of the cowling (3) and the inner surface of protective plate (15) are equal
It is pasted with dustproof membrane (20).
2. a kind of high frequency transformer with safeguard function according to claim 1, it is characterised in that: the magnetic core (2)
For hollow structure, and the outer wall of magnetic core (2) is in vesicular texture, and the connection type of magnetic core (2) and cowling (3) is screw thread
Connection.
3. a kind of high frequency transformer with safeguard function according to claim 1, it is characterised in that: the partition (4)
Through magnetic core (2), and partition (4) and magnetic core (2) constitute the structure that horizontally slips, and the upper and lower surfaces of partition (4) point
It does not fit with the inside upper surface of skeleton (1) and bottom inner surface.
4. a kind of high frequency transformer with safeguard function according to claim 1, it is characterised in that: the reset spring
(14) it is equidistantly mounted between protective plate (15) and skeleton (1), and protective plate (15) passes through reset spring (14) and skeleton (1)
Constitute stretching structure.
5. a kind of high frequency transformer with safeguard function according to claim 1, it is characterised in that: the protective plate
(15) the grid-shaped structure in inside, and protective plate (15) is engaged and installed on skeleton (1) by placing groove (9), and is protected
Plate (15) has 2 about the center line symmetrical setting of skeleton (1).
6. a kind of high frequency transformer with safeguard function according to claim 1, it is characterised in that: the mounting plate
(18) inside equidistantly offers threaded hole (19), and the T-shaped structure in longitudinal section of mounting plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821671708.XU CN208922883U (en) | 2018-10-16 | 2018-10-16 | A kind of high frequency transformer with safeguard function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821671708.XU CN208922883U (en) | 2018-10-16 | 2018-10-16 | A kind of high frequency transformer with safeguard function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208922883U true CN208922883U (en) | 2019-05-31 |
Family
ID=66709296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821671708.XU Expired - Fee Related CN208922883U (en) | 2018-10-16 | 2018-10-16 | A kind of high frequency transformer with safeguard function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208922883U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110931207A (en) * | 2019-12-02 | 2020-03-27 | 深圳市凯合达智能设备有限公司 | Energy-saving environment-friendly electronic transformer with protection function |
| CN112259330A (en) * | 2020-10-19 | 2021-01-22 | 无锡汇普电子有限公司 | Electronic transformer convenient for PCB wiring |
-
2018
- 2018-10-16 CN CN201821671708.XU patent/CN208922883U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110931207A (en) * | 2019-12-02 | 2020-03-27 | 深圳市凯合达智能设备有限公司 | Energy-saving environment-friendly electronic transformer with protection function |
| CN112259330A (en) * | 2020-10-19 | 2021-01-22 | 无锡汇普电子有限公司 | Electronic transformer convenient for PCB wiring |
| CN112259330B (en) * | 2020-10-19 | 2022-05-13 | 无锡汇普电子有限公司 | Electronic transformer convenient for PCB wiring |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190531 Termination date: 20191016 |