CN113380493B - Anti-interference miniature transformer - Google Patents
Anti-interference miniature transformer Download PDFInfo
- Publication number
- CN113380493B CN113380493B CN202010980646.6A CN202010980646A CN113380493B CN 113380493 B CN113380493 B CN 113380493B CN 202010980646 A CN202010980646 A CN 202010980646A CN 113380493 B CN113380493 B CN 113380493B
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- China
- Prior art keywords
- sliding
- fixedly connected
- miniature transformer
- slip
- radiator
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/022—Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
Abstract
The invention discloses an anti-interference small transformer, which comprises a small transformer main machine and a radiator shell fixedly connected below the small transformer main machine, wherein a U-shaped heat conduction pipe is fixedly connected inside the radiator shell, the U-shaped heat conduction pipe is communicated with an inner cavity of the small transformer main machine, at least two sliding wall inner frames are arranged on the radiator shell, sliding side grooves are formed in two sides of the at least two sliding wall inner frames, sliding side baffles are connected in the at least four sliding side grooves in a sliding mode, and transmission support plates are arranged on two sides of the radiator shell. According to the invention, the sliding type automatic dust removal protection structure is adopted, dust removal cleaning maintenance of the U-shaped heat conduction pipe is realized, the adjustable isolation open heat dissipation mechanism is adopted, the sliding side baffle plate slides up and down, so that the U-shaped heat conduction pipe can be exposed and dissipated, and the cavity isolation heat dissipation mechanism is adopted, so that the heat dissipation of the miniature transformer host is ensured while the interference resistance is improved.
Description
Technical Field
The invention relates to the technical field of transformer equipment, in particular to an anti-interference small-sized transformer.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and mainly comprises a primary coil, a secondary coil and an iron core (magnetic core), wherein the device is commonly used as lifting voltage, matching impedance, safety isolation and the like in electric equipment and wireless circuits, and in a generator, no matter the coil moves through a magnetic field or the magnetic field to pass through a fixed coil, electric potential can be induced in the coil, and the two conditions are that the value of magnetic flux is unchanged, but the quantity of magnetic flux intersected with the coil changes, which is the principle of mutual induction.
The miniature transformer mainly refers to a transformer with the single-phase voltage of below 20 kV.A and the three-phase voltage of below 50 kV.A, and is characterized by small volume, low manufacturing cost and less wire consumption, the load rate and the utilization rate of the miniature transformer are generally lower, the inductive load carried by the miniature transformer is generally not subjected to capacitive compensation, the miniature transformer is a common device in a factory electrical control system, and the miniature transformer is increasingly widely applied along with the large application of electronic elements in power plant control, monitoring and automatic loops.
The miniature transformer consists of two parts, namely an iron core and a winding (coil);
(1) The iron core is commonly used, namely E-shaped, chinese character 'ri', F-shaped and C-shaped, in order to reduce the loss in the iron core, the iron core of the transformer is formed by stacking silicon steel sheets, the thickness of the silicon steel sheets is generally 0.35mm, the thickness of the silicon steel sheets is less than 0.5mm, the surfaces of the silicon steel sheets are coated with insulating paint and dried or the silicon steel sheets are insulated from each other by utilizing an oxide film on the surfaces, and a staggered mode is commonly adopted during stacking so as to stagger joints of the silicon steel sheets;
(2) Most small transformers adopt a mutual inductance double-coil structure, wherein the winding connected with a power supply is called a primary side winding; the load-connected winding is called a secondary side winding, the combination mode of the winding and the iron core is two types of core type and shell type, the single-phase miniature transformer adopts a core type structure except for C-shaped and other two types, and the rest iron cores adopt shell type structures; three-phase miniature transformers typically use an E-shaped core to form a core structure, which is referred to as a winding-over-core, and a shell structure, which is referred to as a core-over-winding.
The miniature transformer receives extensive use at modern, however current miniature transformer often need carry out anti-interference protection through the protecting crust when using, and miniature transformer size and volume are less simultaneously for miniature transformer radiating effect is relatively poor, for carrying out stable protection effect simultaneously, need set up open radiating opening structure on the casing to lead to the fact the transformer to be linked together with outside directly easily, make the transformer interference killing feature decline, make the miniature transformer unstable when using.
The overload load of one end time is often generated in the actual use process of the transformer, and at the moment, the overload operation of the transformer can generate excessive temperature, so that the insulation is aged too early, and a certain potential safety hazard of electric power is easily generated when the transformer is actually used.
Disclosure of Invention
The invention aims at: in order to solve the problem that the heat dissipation and anti-interference capability of the transformer are difficult to ensure realization at the same time, the anti-interference small transformer is provided.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a small-size transformer of jam-proof, includes small-size transformer host computer and small-size transformer host computer below fixedly connected with's radiator casing, the inside fixedly connected with U-shaped heat pipe of radiator casing, U-shaped heat pipe is linked together with small-size transformer host computer inner chamber, set up two at least smooth wall inner frames on the radiator casing, two at least smooth wall inner frame both sides have all been seted up the slip side groove, four at least the equal sliding connection in the slip side inslot has the slip side baffle, four at least slip side groove center department fixedly connected with driving motor, driving motor both sides output fixedly connected with rotates the rack bar, radiator casing both sides all are provided with the transmission extension board, the last rotation tooth's socket of having seted up of transmission extension board, fixedly connected with transmission slide bar on the transmission extension board, the outside sliding connection has the slip rectangle piece, one side fixedly connected with bull stick of keeping away from the radiator casing in the slip side baffle, one side fixedly connected with limiting plate of slip wall inner frame, the horizontal limit plate cover is equipped with horizontal annular groove and bar-shaped casing, horizontal bar annular groove and bar-shaped connection bull stick.
As a further description of the above technical solution:
the bottom end opening of the radiator shell is provided with a lower slot, the bottom end of the sliding side baffle is fixedly connected with a lower inserting plate, and the lower inserting plate is inserted into the lower slot.
As a further description of the above technical solution:
the outer side of the transmission slide bar is sleeved with a buffer compression spring, and the sliding rectangular block is elastically connected with the transmission support plate through the buffer compression spring.
As a further description of the above technical solution:
and a sliding opening groove plate is fixedly connected between one side, close to the sliding wall inner frame, of each sliding side baffle plate, and the upper opening of the sliding opening groove plate is in sliding connection with the U-shaped heat conducting pipe.
As a further description of the above technical solution:
the strip-shaped limiting plate is of a rectangular structure, and the opening of the inner cavity of the horizontal annular groove shell is in sliding connection with the strip-shaped limiting plate.
As a further description of the above technical solution:
the rotary tooth grooves are spliced with the rotary toothed bar on the radial plane of the rotary toothed bar, and the rotary tooth grooves are in sliding connection with the rotary toothed bar in the central shaft direction of the rotary toothed bar.
As a further description of the above technical solution:
the two transmission support plates are respectively arranged on two sides of the radiator shell, and two sliding side grooves with the farthest relative distance among the at least four sliding side grooves on the radiator shell are respectively attached to the two transmission support plates.
As a further description of the above technical solution:
and the two sliding side grooves on one side of the radiator shell in at least four sliding side grooves are provided with all communicated pressure stabilizing grooves, and the sliding side baffle is in clearance fit with the communicated pressure stabilizing grooves.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. according to the invention, a sliding type automatic dust removal protection structure is adopted, a U-shaped heat conduction pipe fixedly communicated with a small transformer host machine is adopted, and the U-shaped heat conduction pipe is fixedly connected with a radiator shell, and a sliding side groove is adopted for sliding connection with a sliding side baffle plate and a sliding opening groove plate, and meanwhile, a sliding side baffle plate is in sliding connection with the sliding opening groove plate, and a communicating pressure stabilizing groove is communicated with the sliding side groove, so that the U-shaped heat conduction pipe is scraped when the sliding side baffle plate slides up and down, and dust removal cleaning maintenance of the U-shaped heat conduction pipe is realized.
2. According to the invention, an adjustable isolation open radiating mechanism is adopted, a driving motor fixedly connected with a radiator shell and a rotating toothed bar fixedly connected with the output end of the driving motor are adopted, radial insertion connection between a rotating tooth groove and the rotating toothed bar is adopted, the driving motor drives two transmission support plates to rotate, sliding connection between a transmission sliding rod and a sliding rectangular block is adopted, a buffer compression spring is elastically connected between the sliding rectangular block and the transmission support plates, meanwhile, sliding connection between a strip-shaped limiting plate and a horizontal annular groove shell is adopted, and rotating connection between a transmission rotating rod and the horizontal annular groove shell is realized, the driving motor drives the two transmission support plates to rotate at the same time, so that the two transmission support plates drive four sliding side baffles to slide up and down, and the sliding side baffles slide up and down at the moment, and then the U-shaped heat conduction pipes are exposed to facilitate the use of exposed heat dissipation.
3. According to the invention, the cavity isolation heat dissipation mechanism is adopted, the sliding side baffle is in sliding connection with the sliding side baffle, the lower inserting plate fixedly connected with the sliding side baffle is adopted, and the lower inserting groove is in inserting connection with the lower inserting plate, meanwhile, the sliding connection between the gap of the sliding opening groove plate and the U-shaped heat conduction pipe is adopted, so that the sliding side baffle and the sliding opening groove plate always isolate the sliding wall inner frame when sliding up and down, the sliding wall inner frame is always sealed in the vertical sliding process of the sliding side baffle, and the sliding wall inner frame is sealed under the condition of ensuring the upper heat dissipation effect of the U-shaped heat conduction pipe, so that the small transformer main machine can resist interference and simultaneously ensure heat dissipation.
Drawings
Fig. 1 shows a schematic diagram of a front view structure provided according to an embodiment of the present invention;
FIG. 2 shows a schematic diagram of the internal structure of a front view provided according to an embodiment of the present invention;
FIG. 3 shows a schematic rear view of a structure provided in accordance with an embodiment of the present invention;
FIG. 4 shows a schematic side view structure provided in accordance with an embodiment of the present invention;
FIG. 5 shows a schematic diagram of a side view internal structure provided in accordance with an embodiment of the present invention;
legend description:
1. a radiator housing; 2. a small transformer main unit; 3. a sliding wall inner frame; 4. a horizontal annular groove housing; 5. a bar-shaped limiting plate; 6. a transmission rotating rod; 7. a transmission support plate; 8. rotating the toothed bar; 9. u-shaped heat conduction pipes; 10. a lower plugboard; 11. sliding side baffles; 12. a lower slot; 13. a driving motor; 14. the connecting pressure stabilizing groove; 15. sliding the open slot plate; 16. rotating the tooth slot; 17. sliding the rectangular block; 18. a transmission slide bar; 19. a buffer compression spring; 20. sliding side grooves.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
1-5, an anti-interference small transformer comprises a small transformer main machine 2 and a radiator shell 1 fixedly connected below the small transformer main machine 2, wherein a U-shaped heat conduction pipe 9,U is fixedly connected in the radiator shell 1 and is communicated with an inner cavity of the small transformer main machine 2, at least two sliding wall inner frames 3 are arranged on the radiator shell 1, sliding side grooves 20 are arranged on two sides of the at least two sliding wall inner frames 3, sliding side baffles 11 are slidingly connected in the at least four sliding side grooves 20, a driving motor 13 is fixedly connected at the center of the at least four sliding side grooves 20, rotary toothed bars 8 are fixedly connected at output ends of two sides of the driving motor 13, transmission support plates 7 are arranged on two sides of the radiator shell 1, the transmission support plate 7 is provided with a rotary tooth slot 16, the transmission support plate 7 is fixedly connected with a transmission slide bar 18, the outer side of the transmission slide bar 18 is slidably connected with a sliding rectangular block 17, one side of the sliding rectangular block 17, which is far away from the radiator shell 1, is fixedly connected with a transmission rotating rod 6, one side of the sliding side baffle 11, which is far away from the sliding wall inner frame 3, is fixedly connected with a bar-shaped limiting plate 5, the outer side of the bar-shaped limiting plate 5 is sleeved with a horizontal annular groove shell 4, the horizontal annular groove shell 4 is rotationally connected with the transmission rotating rod 6, wherein the transmission support plate 7 drives the horizontal annular groove shell 4 to slide through the transmission support plate 7 in the rotation process, so that the sliding side baffle 11 slides, and the sliding side baffle 11 is convenient to slide up and down to shield the U-shaped heat conducting tube 9 and the protection.
Referring to fig. 1-5, a lower slot 12 is formed at the opening at the bottom end of the radiator housing 1, a lower plugboard 10 is fixedly connected with the bottom end of the sliding side baffle 11, the lower plugboard 10 is connected with the lower slot 12 in an inserting manner, a buffer compression spring 19 is sleeved outside the transmission sliding rod 18, a sliding rectangular block 17 is elastically connected with the transmission support plate 7 through the buffer compression spring 19, a sliding opening groove plate 15 is fixedly connected between one side, close to the sliding wall inner frame 3, of at least two sliding side baffles 11, the upper opening of the sliding opening groove plate 15 is in sliding connection with the U-shaped heat conducting tube 9, the strip-shaped limiting plate 5 is in a rectangular structure, the opening of the inner cavity of the horizontal annular groove housing 4 is in sliding connection with the strip-shaped limiting plate 5, a rotary tooth groove 16 is connected with the rotary tooth bar 8 in a radial plane of the rotary tooth bar 8, the rotary tooth groove 16 is in sliding connection with the rotary tooth bar 8 in the central axis direction of the rotary tooth bar 8, so that the driving motor 13 drives the transmission support plate 7 to rotate, and accordingly the two transmission support plates 7 drive the four sliding side baffles 11 to slide up and down, and simultaneously the sliding opening groove plate 15 scrapes the U-shaped heat conducting tube 9, so that the U-shaped heat conducting tube 9 is in a sliding manner, and the inner cavity 9 is in sliding connection with the inner cavity of the heat conducting tube 3 is in the sliding direction of the sliding side frame 3, and the inner frame 3 is connected with the inner cavity of the radiator housing 1, and the inner cavity of the radiator housing 1.
Referring to fig. 1-5, two transmission support plates 7 are respectively disposed at two sides of a radiator housing 1, two sliding side grooves 20 with the farthest relative distance among at least four sliding side grooves 20 are respectively attached to two transmission support plates 7, two sliding side grooves 20 on one side of the radiator housing 1 among the at least four sliding side grooves 20 are respectively provided with a communicating pressure stabilizing groove 14, and the sliding side baffle 11 is in clearance fit with the communicating pressure stabilizing groove 14, so that the two transmission support plates 7 are respectively disposed at two sides of the radiator housing 1 to drive the four sliding side baffle 11 to slide up and down, so that the sliding side baffle 11 on two sides of the communicating pressure stabilizing groove 14 performs reverse sliding, and meanwhile, the communicating pressure stabilizing groove 14 communicates cavity gas at the position of the U-shaped heat conducting tube 9, so that the sliding side baffle 11 performs pressure stabilizing use during up and down sliding, and meanwhile, the sealing isolation at the position of a lower slot 12 on the radiator housing 1 is enhanced through the at least four sliding side baffle 11 and a sliding opening groove plate 15, and the sealing isolation between the lower plug board 10 and the lower slot 12 are enabled to be located at two sides of the radiator housing 1, so that the sliding side baffle 11 and the sliding side baffle 11 perform small-opening 2 have a small-size and a small-size transformer interference-resistant effect on the bottom of the main machine.
Working principle: when the device is used, firstly, the U-shaped heat conduction pipe 9 fixedly communicated with the small transformer main machine 2 and the fixed connection between the U-shaped heat conduction pipe 9 and the radiator shell 1 are adopted, then the sliding connection between the sliding side groove 20 and the sliding side baffle 11 is adopted, the sliding connection between the U-shaped heat conduction pipe 9 and the sliding opening groove plate 15 is adopted, and meanwhile, the sliding connection between the sliding side baffle 11 and the sliding opening groove plate 15 and the communication of the communication voltage stabilizing groove 14 to the sliding side groove 20 are adopted, so that the U-shaped heat conduction pipe 9 is scraped when the sliding side baffle 11 slides up and down, and the dust removal, cleaning and maintenance of the U-shaped heat conduction pipe 9 are facilitated; secondly, through the driving motor 13 fixedly connected to the radiator shell 1 and the rotating toothed bar 8 fixedly connected to the output end of the driving motor 13, the driving motor 13 drives the two transmission support plates 7 to rotate through radial insertion connection between the rotating tooth grooves 16 and the rotating toothed bar 8, and through sliding connection between the transmission sliding bar 18 and the sliding rectangular block 17 and elastic connection between the sliding rectangular block 17 and the transmission support plates 7 by the buffer compression springs 19, meanwhile, through sliding connection between the bar-shaped limiting plate 5 and the horizontal annular groove shell 4 and rotating connection between the transmission rotating rod 6 and the horizontal annular groove shell 4, the driving motor 13 drives the two transmission support plates 7 to rotate at the same time, so that the two transmission support plates 7 drive the four sliding side baffle plates 11 to slide up and down, and the sliding side baffle plates 11 slide up and down conveniently, and then the U-shaped heat conduction pipes 9 are exposed after the sliding side baffle plates 11 slide up and are exposed, so that the U-shaped heat conduction pipes 9 are exposed and radiated for use; finally, through the sliding connection between the sliding side baffle 20 and the sliding side baffle 11, the lower plugboard 10 fixedly connected to the sliding side baffle 11 and the plug-in connection between the lower slot 12 and the lower plugboard 10 are adopted, and simultaneously through the sliding connection between the clearance of the sliding opening slot plate 15 and the U-shaped heat conducting tube 9, the sliding side baffle 11 and the sliding opening slot plate 15 always isolate the sliding wall inner frame 3 when sliding up and down, so that the sliding wall inner frame 3 is always sealed in the vertical sliding process of the sliding side baffle 11, and the sliding wall inner frame 3 is sealed under the condition of ensuring the heat dissipation effect on the U-shaped heat conducting tube 9, so that the small transformer main machine 2 can ensure heat dissipation while resisting interference.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides an anti-interference miniature transformer, includes miniature transformer host computer (2) and miniature transformer host computer (2) below fixedly connected's radiator casing (1), its characterized in that, radiator casing (1) inside fixedly connected with U-shaped heat pipe (9), U-shaped heat pipe (9) are linked together with miniature transformer host computer (2) inner chamber, set up at least two smooth wall inner frame (3) on radiator casing (1), at least two slide wall inner frame (3) both sides have all been seted up slip side groove (20), at least four all sliding connection has slip side baffle (11) in slip side groove (20), at least two fixedly connected with slip opening groove board (15) between one side that slip side baffle (11) are close to smooth wall inner frame (3), slip opening groove board (15) upper shed department and U-shaped heat pipe (9) sliding connection, at least four slip side groove (20) center department fixedly connected with driving motor (13), motor (13) output fixed connection has tooth socket (8), it has radiator support (7) to set up on the transmission support plate (7) both sides, it has fixed connection support plate (7) to rotate on the support plate (7), the transmission slide bar (18) outside sliding connection has slip rectangle piece (17), one side fixedly connected with transmission bull stick (6) that radiator casing (1) were kept away from to slip rectangle piece (17), one side fixedly connected with bar limiting plate (5) that slip side shield (11) kept away from smooth wall inner frame (3), bar limiting plate (5) outside cover is equipped with horizontal ring channel shell (4), horizontal ring channel shell (4) rotate with transmission bull stick (6) and be connected.
2. The anti-interference miniature transformer according to claim 1, wherein a lower slot (12) is formed in an opening at the bottom end of the radiator housing (1), a lower plugboard (10) is fixedly connected to the bottom end of the sliding side baffle (11), and the lower plugboard (10) is in plug-in connection with the lower slot (12).
3. The anti-interference miniature transformer according to claim 1, wherein a buffer compression spring (19) is sleeved outside the transmission slide rod (18), and the sliding rectangular block (17) is elastically connected with the transmission support plate (7) through the buffer compression spring (19).
4. The anti-interference miniature transformer according to claim 1, wherein the strip-shaped limiting plate (5) is of a rectangular structure, and the opening of the inner cavity of the horizontal annular groove shell (4) is in sliding connection with the strip-shaped limiting plate (5).
5. The anti-interference miniature transformer according to claim 1, characterized in that the rotary tooth socket (16) is inserted into the rotary toothed bar (8) on a radial plane of the rotary toothed bar (8), and the rotary tooth socket (16) is slidingly connected with the rotary toothed bar (8) in a direction of a central axis of the rotary toothed bar (8).
6. The anti-interference miniature transformer according to claim 1, wherein two transmission support plates (7) are respectively arranged at two sides of a radiator housing (1), and two sliding side grooves (20) with the farthest relative distance among at least four sliding side grooves (20) on the radiator housing (1) are respectively attached to the two transmission support plates (7).
7. The anti-interference miniature transformer according to claim 1, wherein a communication pressure stabilizing groove (14) is formed between two sliding side grooves (20) on one side of a radiator housing (1) in at least four sliding side grooves (20), and the sliding side baffle (11) is in clearance fit with the communication pressure stabilizing groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010980646.6A CN113380493B (en) | 2020-09-17 | 2020-09-17 | Anti-interference miniature transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010980646.6A CN113380493B (en) | 2020-09-17 | 2020-09-17 | Anti-interference miniature transformer |
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| Publication Number | Publication Date |
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| CN113380493A CN113380493A (en) | 2021-09-10 |
| CN113380493B true CN113380493B (en) | 2023-08-22 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710805A (en) * | 2015-11-15 | 2017-05-24 | 重庆南瑞博瑞变压器有限公司 | Novel transformer |
| CN109441614A (en) * | 2018-10-23 | 2019-03-08 | 阮忠诚 | A kind of automobile engine radiator |
| CN111336602A (en) * | 2020-03-28 | 2020-06-26 | 程鹏 | Anti-interference dehumidification equipment |
| CN211507325U (en) * | 2020-04-22 | 2020-09-15 | 郑州润杰电力勘测设计有限公司 | High-efficient heat dissipation type distribution transformer |
-
2020
- 2020-09-17 CN CN202010980646.6A patent/CN113380493B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710805A (en) * | 2015-11-15 | 2017-05-24 | 重庆南瑞博瑞变压器有限公司 | Novel transformer |
| CN109441614A (en) * | 2018-10-23 | 2019-03-08 | 阮忠诚 | A kind of automobile engine radiator |
| CN111336602A (en) * | 2020-03-28 | 2020-06-26 | 程鹏 | Anti-interference dehumidification equipment |
| CN211507325U (en) * | 2020-04-22 | 2020-09-15 | 郑州润杰电力勘测设计有限公司 | High-efficient heat dissipation type distribution transformer |
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| CN113380493A (en) | 2021-09-10 |
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