CN116435056A - Detachable and heat-dissipation small transformer - Google Patents
Detachable and heat-dissipation small transformer Download PDFInfo
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- CN116435056A CN116435056A CN202310360736.9A CN202310360736A CN116435056A CN 116435056 A CN116435056 A CN 116435056A CN 202310360736 A CN202310360736 A CN 202310360736A CN 116435056 A CN116435056 A CN 116435056A
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 43
- 229910052742 iron Inorganic materials 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 18
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 11
- 210000000078 claw Anatomy 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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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
- H01F27/02—Casings
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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
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
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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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
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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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a detachable and heat-dissipation small transformer which comprises a shell, wherein a machine cavity is formed in the shell, the front wall of the machine cavity is communicated with the front wall of the shell through an air outlet channel, the rear wall of the machine cavity is communicated with the rear wall of the shell through an air inlet channel, a transformer assembly is fixedly connected to the bottom wall of the machine cavity, the front wall of the machine cavity is slidably connected with a dust-proof plate, a transmission mechanism is arranged in the machine cavity, a heat-dissipation fan is connected to the transmission mechanism, and a filter screen is arranged in the air inlet channel. The invention can automatically monitor whether the temperature in the machine cavity is too high, automatically improve the heat dissipation effect, prevent the waste of electric energy, save energy, protect environment, have ingenious design and strong linkage, prevent the transformer assembly from being damaged by heat, and can conveniently mount and dismount the two filter screens.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a detachable and heat-dissipation small-sized transformer.
Background
A power transformer is a stationary electric device for changing an ac voltage (current) of a certain value into another voltage (current) of the same frequency or different values, and its principle is a device for changing the ac voltage by using the principle of electromagnetic induction, and its main components are a primary coil, a secondary coil and an iron core (magnetic core).
In general, a large amount of heat is generated when the transformer is operated, if the heat is not discharged in time, components inside the transformer are easy to damage, but at present, a fixed cooling fan is often adopted to blow the heat with constant power, and the cooling efficiency and the cooling area of the cooling fan cannot be adjusted according to actual heat.
Disclosure of Invention
Aiming at the technical problems, the invention aims to provide a detachable and heat-dissipation small-sized transformer, which is realized by adopting the following technical scheme:
the utility model provides a can dismantle small-size transformer that looses, includes the shell, has seted up the quick-witted chamber in the shell, and quick-witted chamber front wall passes through air-out passageway and shell front wall intercommunication, and quick-witted chamber back wall passes through air inlet passageway and shell back wall intercommunication, and quick-witted chamber diapire rigid coupling has the vary voltage subassembly, and quick-witted chamber front wall sliding connection has the dust guard, is equipped with drive mechanism in the quick-witted chamber, is connected with radiator fan on the drive mechanism, is equipped with the filter screen in the air inlet passageway.
The dustproof plate is connected with the top wall of the machine cavity through the first elastic piece, more than two grooves are formed in the side wall of the dustproof plate, the rear wall is rotationally connected with the clamping jaw, the clamping jaw is connected with the bottom wall of the groove through the fourth elastic piece, more than two transmission pieces are fixedly connected to the side wall of the dustproof plate, and the top wall of the dustproof plate is fixedly connected with the ejector rod;
the transmission mechanism comprises a driving motor, an output shaft, a transmission wheel, a transmission bar, a convex strip, a transmission plate, a sliding block, a transmission belt, a rotating roller, a push rod, a ratchet plate, a second elastic piece, a thermal expansion piece, a connecting piece, a motor trigger and a sliding rheostat;
the driving motor is embedded in the rear wall of the machine cavity, the driving wheel is fixedly connected to one end of an output shaft on the driving motor, the driving bar is fixedly connected to the driving wheel, the convex bar is fixedly connected to the driving bar, the sliding block is fixedly connected to the driving plate, the sliding block is slidably connected to the rear wall of the machine cavity, the driving plate is provided with a driving channel, the convex bar is slidably connected to the inner wall of the driving channel, the cooling fan is fixedly connected to the driving plate, the rotating roller is rotatably connected to the rear wall of the machine cavity, the rotating roller is connected with the driving wheel through a driving belt, the push rod is fixedly connected to the rotating roller, the ratchet plate is slidably connected to the bottom wall of the machine cavity, the ratchet plate is connected with the side wall of the machine cavity through a second elastic piece, more than one clamping jaw is meshed with the ratchet plate, the connecting piece and the motor trigger are fixedly connected to the rear wall of the machine cavity, and the thermal expansion piece is fixedly connected to the connecting piece;
a trigger channel is formed in the motor trigger, trigger grooves are formed in two opposite side walls of the trigger channel, an iron spring piece is fixedly connected to the top wall of the trigger groove, a first connecting strip is connected to the side wall of the trigger channel in a sliding mode, an iron block is fixedly connected to the lower end of the first connecting strip, the upper end of the first connecting strip extends to the upper portion of the motor trigger, a second connecting strip is fixedly connected to the upper end of the first connecting strip, the second connecting strip is connected with the top wall of the motor trigger through a third elastic piece, a sliding rheostat is fixedly connected to the side wall of a machine cavity, and a sliding sheet and a dust-proof plate on the sliding rheostat are fixedly connected;
the shell is internally provided with a storage battery, the cooling fan and the slide rheostat are connected in series through wires in sequence, and one iron spring piece, the storage battery, the driving motor and the other iron spring piece are connected through wires in sequence.
The utility model discloses a drive chamber has been seted up on the shell, drive chamber lateral wall sliding connection has the displacement piece, and displacement piece diapire rigid coupling has two spacing and a first wedge, and two spacing all extend to in the air inlet channel, and displacement piece roof is connected with drive chamber roof through fifth elastic component, and drive chamber back wall sliding connection has according to the strip, has the second wedge according to strip one end rigid coupling, extends to the shell outside according to the strip other end, the filter screen is equipped with two, and the filter screen roof rigid coupling has the magnetic force piece, and the spacing groove has been seted up to the magnetic force piece roof, and spacing is inserted spacing groove.
Advantageously, the rear wall of the machine cavity is fixedly connected with a sliding rail, and the sliding block is connected to the sliding rail in a sliding way.
Advantageously, the top wall of the machine cavity is fixedly connected with a limiting piece.
Advantageously, the roller is rotatably connected to the rear wall of the housing by a rotary shaft.
Advantageously, the side wall of the iron block is curved.
The dustproof plate is frame-shaped, the inner wall of the dustproof plate is fixedly connected with a first filter plate and a second filter plate, and more than two filter holes are formed in the first filter plate and the second filter plate.
The invention has the following beneficial effects:
whether the temperature in the machine cavity is too high or not is automatically monitored through the thermal expansion piece, the dustproof plate can be automatically moved when the temperature is too high so that heat can be emitted to the outside through the air outlet channel, the driving motor is automatically connected through the motor trigger, the reciprocating movement of the cooling fan can be realized through only one motor, the heat dissipation efficiency and the heat dissipation area are improved, the slow reset of the dustproof plate is controlled, the design is ingenious, the linkage is strong, and the transformer assembly is prevented from being damaged by the heat;
can prevent effectively through two filter screens that the dust from getting into the quick-witted intracavity, can conveniently install and dismantle two filter screens through removing according to the strip, be different from traditional bolted connection, do not need loaded down with trivial details operation, need not with the help of external tool.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
FIG. 1 is a schematic view of a detachable heat-dissipating compact transformer according to the present invention;
FIG. 2 is an enlarged view of the recess of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of the rear components of the transformer assembly of FIG. 1 in accordance with the present invention;
FIG. 4 is a left side view of the machine cavity of FIG. 1 in accordance with the present invention;
FIG. 5 is an enlarged view of the invention at A in FIG. 4;
FIG. 6 is an enlarged view of the motor trigger of FIG. 1 in accordance with the present invention;
fig. 7 is a circuit connection diagram of a small-sized transformer with detachable heat dissipation according to the present invention.
Reference numerals: 1. a housing; 2. a machine cavity; 3. an air outlet channel; 4. an air inlet channel; 5. a voltage transformation assembly; 6. a heat radiation fan; 7. a dust-proof plate; 8. a first filter plate; 9. a second filter plate; 10. a first elastic member; 11. a driving motor; 12. an output shaft; 13. a driving wheel; 14. a transmission bar; 15. a convex strip; 16. a drive plate; 17. a transmission channel; 18. a slide block; 19. a slide rail; 20. a transmission belt; 21. a rotating roller; 22. a push rod; 23. a rotating shaft; 24. a ratchet plate; 25. a second elastic member; 26. a thermal expansion member; 27. a connecting sheet; 28. a limiting piece; 29. a push rod; 30. a motor trigger; 31. triggering a channel; 32. a trigger slot; 33. iron spring piece; 34. iron blocks; 35. a first connecting bar; 36. a second connecting bar; 37. a third elastic member; 38. a transmission plate; 39. a slide rheostat; 40. a sliding sheet; 41. a groove; 42. a claw; 43. a fourth elastic member; 44. a transmission cavity; 45. a filter screen; 46. a magnetic block; 47. a limit groove; 48. a limit bar; 49. a displacement sheet; 50. a fifth elastic member; 51. a first wedge block; 52. a second wedge block; 53. pressing the strip.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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 azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," and the like 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, integrally connected, mechanically connected, electrically connected, directly connected, connected via an intermediary, or connected by 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.
As shown in fig. 1-7, a detachable small transformer capable of dissipating heat comprises a housing 1, wherein a machine cavity 2 is formed in the housing 1, the front wall of the machine cavity 2 is communicated with the front wall of the housing 1 through an air outlet channel 3, the rear wall of the machine cavity 2 is communicated with the rear wall of the housing 1 through an air inlet channel 4, a transformation component 5 is fixedly connected to the bottom wall of the machine cavity 2, a dust-proof plate 7 is slidably connected to the front wall of the machine cavity 2, a transmission mechanism is arranged in the machine cavity 2, a cooling fan 6 is connected to the transmission mechanism, and a filter screen 45 is arranged in the air inlet channel 4.
According to an alternative embodiment of the present invention, the dust-proof plate 7 is connected to the top wall of the machine cavity 2 through the first elastic member 10, more than two grooves 41 are formed on the side wall of the dust-proof plate 7, the back wall is rotatably connected with the clamping claws 42, the clamping claws 42 are connected to the bottom wall of the grooves 41 through the fourth elastic member 43, more than two transmission pieces 38 are fixedly connected to the side wall of the dust-proof plate 7, and the top wall of the dust-proof plate 7 is fixedly connected with the ejector rod 29;
the transmission mechanism comprises a driving motor 11, an output shaft 12, a driving wheel 13, a driving strip 14, a convex strip 15, a driving plate 16, a sliding block 18, a driving belt 20, a rotary roller 21, a push rod 22, a ratchet plate 24, a second elastic piece 25, a thermal expansion piece 26, a connecting piece 27, a motor trigger 30 and a sliding rheostat 39, wherein the driving motor 11 is inlaid on the rear wall of a machine cavity 2, the driving wheel 13 is fixedly connected with one end of the output shaft 12 on the driving motor 11, the driving strip 14 is fixedly connected with the driving wheel 13, the convex strip 15 is fixedly connected with the driving strip 14, the sliding block 18 is fixedly connected with the driving plate 16, the sliding block 18 is slidably connected with the rear wall of the machine cavity 2, the driving plate 16 is provided with a driving channel 17, the convex strip 15 is slidably connected with the inner wall of the driving channel 17, the heat dissipation fan 6 is fixedly connected with the driving plate 16, the rotary roller 21 is rotationally connected with the rear wall of the machine cavity 2, the rotary roller 21 is connected with the driving wheel 13 through the driving belt 20, the push rod 22 is fixedly connected with the rotary roller 21, the ratchet plate 24 is slidingly connected with the bottom wall of the machine cavity 2, the ratchet plate 24 is connected with the side wall of the machine cavity 2 through a second elastic piece 25, more than one claw 42 is meshed with the ratchet plate 24, the connecting piece 27 and the motor trigger 30 are fixedly connected with the rear wall of the machine cavity 2, the thermal expansion piece 26 is fixedly connected with the connecting piece 27, the motor trigger 30 is provided with a triggering channel 31, two opposite side walls of the triggering channel 31 are provided with triggering grooves 32, the top wall of the triggering groove 32 is fixedly connected with an iron spring piece 33, the side wall of the triggering channel 31 is slidingly connected with a first connecting strip 35, an iron piece 34 is fixedly connected with the lower end of the first connecting strip 35, the upper end of the first connecting strip 35 extends to the upper side of the motor trigger 30, the upper end of the first connecting strip 35 is fixedly connected with a second connecting strip 36, the second connecting strip 36 is fixedly connected with the top wall of the motor trigger 30 through a third elastic piece 37, the sliding rheostat 39 is fixedly connected with the side wall of the machine cavity 2, the sliding sheet 40 on the sliding rheostat 39 is fixedly connected with the dust-proof plate 7;
the casing 1 is internally provided with a storage battery, the cooling fan 6 and the slide rheostat 39 are connected in series by electric wires, and one iron spring piece 33, the storage battery, the driving motor 11 and the other iron spring piece 33 are connected by electric wires in sequence.
The drive motor 11 may be a three-phase asynchronous motor.
The implementation process comprises the following steps:
when the transformer assembly 5 works, heat is generated, the switch is turned on to enable the storage battery to supply power to the cooling fan 6, wind generated by the cooling fan 6 blows the heat out of the machine cavity 2 through the air outlet channel 3, so that the machine cavity 2 and the transformer assembly 5 are cooled, the transformer assembly 5 is prevented from being damaged due to overhigh heat, and dust entering the machine cavity 2 by the dust-proof plate 7 can be reduced to pollute the transformer assembly 5.
When the temperature of the machine cavity 2 is too high, the thermal expansion piece 26 expands, so that the ratchet plate 24 is pushed to move rightwards against the elasticity of the second elastic piece 25, after the dustproof plate 7 loses the meshing limit of the ratchet plate 24, the dustproof plate 7 moves downwards under the action of self gravity and the elasticity of the first elastic piece 10, heat in the machine cavity 2 can be directly emitted to the outside from the air outlet channel 3 without passing through the dustproof plate 7, so that the heat emission speed is improved, the rapid cooling effect is achieved, the dustproof plate 7 drives the sliding piece 40 to move downwards, the resistance of the slide rheostat 39 is reduced, the current of the cooling fan 6 is increased, the power is increased, the generated wind is larger, the heat emission effect is improved, at the moment, the thermal expansion piece 26 contracts, the ratchet plate 24 moves leftwards under the action of the elasticity of the second elastic piece 25, the second connecting strip 36 loses the support of the ejector rod 29, the second connecting bar 36, the first connecting bar 35 and the iron block 34 move downwards under the action of the elastic force of the third elastic piece 37, the iron block 34 is propped against the two iron spring pieces 33, the two iron spring pieces 33 are deformed, so that a circuit is connected, a storage battery supplies power to the driving motor 11 to drive the driving motor 11 to operate, the output shaft 12 drives the driving wheel 13 to rotate, so that the driving bar 14, the convex bar 15, the driving belt 20, the rotating roller 21 and the push rod 22 are driven to rotate, the convex bar 15 drives the driving plate 16, the sliding block 18 and the cooling fan 6 to reciprocate upwards and downwards through the driving channel 17, so that the cooling fan 6 can blow wind from a plurality of angles, heat at different positions in the machine cavity 2 can be dissipated to the outside, the heat dissipation area and the heat dissipation efficiency are increased, each rotation of the push rod 22 can push one driving piece 38 to move upwards, so that the dust-proof plate 7 moves upwards for a small distance, and when the dust-proof plate 7 moves upwards, the ratchet of the ratchet plate 24 is driven by the ratchet teeth of the ratchet plate 24, the claw 42 can overcome the elasticity of the fourth elastic piece 43 to rotate clockwise, then the claw 42 can rotate anticlockwise under the action of the elasticity of the fourth elastic piece 43 to reset, and then the claw is meshed with the ratchet plate 24 again, the dustproof plate 7 is limited, the dustproof plate 7 is prevented from moving downwards, the dustproof plate 7 is reset, the resistance of the sliding rheostat 39 can be increased, the power of the cooling fan 6 is reduced, the waste of electric energy is prevented, the air outlet channel 3 is blocked again, dust is prevented from entering the machine cavity 2, the ejector rod 29 moves upwards to jack up the second connecting strip 36, the iron block 34 is separated from being propped against the two iron spring pieces 33, the circuit is broken, the driving motor 11 stops running, and unnecessary electricity is reduced.
Whether this embodiment is too high through the temperature in the thermal expansion piece 26 automatic monitoring machine chamber 2, and can make automatically that dust guard 7 removes so that the heat can directly distribute to the external world through air-out passageway 3 when the temperature is too high, rethread motor trigger 30 automatic switch-on driving motor 11, only can realize the reciprocating motion of radiator fan 6 through a motor and improve radiating efficiency and radiating area, and the slow reduction of control dust guard 7, design benefit, the linkage is strong, prevent that transformer assembly 5 from being damaged by the heat.
According to an alternative embodiment of the present invention, the housing 1 is provided with a transmission cavity 44, a side wall of the transmission cavity 44 is slidably connected with a displacement piece 49, two limit strips 48 and a first wedge block 51 are fixedly connected to a bottom wall of the displacement piece 49, the two limit strips 48 extend into the air inlet channel 4, a top wall of the displacement piece 49 is connected to a top wall of the transmission cavity 44 through a fifth elastic piece 50, a pressing strip 53 is slidably connected to a rear wall of the transmission cavity 44, one end of the pressing strip 53 is fixedly connected with a second wedge block 52, the other end of the pressing strip 53 extends to the outside of the housing 1, two filter screens 45 are provided, a magnetic block 46 is fixedly connected to a top wall of the filter screen 45, a limit groove 47 is provided on a top wall of the magnetic block 46, and the limit strips 48 are inserted into the limit groove 47.
The implementation process comprises the following steps:
when two filter screens 45 need to be disassembled to be cleaned, the second wedge block 52 can push the first wedge block 51 to move upwards only by pushing the pressing strip 53 to the right, so that the displacement piece 49 and the limiting strip 48 are driven to move upwards, the limiting strip 48 is separated from the limiting groove 47, the limiting of the magnetic blocks 46 and the filter screens 45 is released, the left filter screen 45 is moved to the right, the two magnetic blocks 46 are connected by magnetic force, and then the two filter screens 45 are moved to the right, so that the filter screens are cleaned conveniently.
When two filter screens 45 need to be installed, push the pressing strip 53 to the right, align one of the limiting grooves 47 with one of the limiting strips 48, align the other limiting groove 47 with the other limiting strip 48, release the pressing strip 53, and under the action of the elasticity of the fifth elastic piece 50, the two limiting strips 48 respectively enter the two limiting grooves 47, so that the installation can be completed.
This embodiment can prevent effectively that the dust from getting into the quick-witted intracavity 2 through two filter screens 45, can conveniently install and dismantle two filter screens 45 through removing pressing strip 53, is different from traditional bolted connection, does not need loaded down with trivial details operation, need not with the help of external tools.
In an alternative embodiment of the present invention, a sliding rail 19 is fixedly connected to the rear wall of the machine cavity 2, and the sliding block 18 is slidably connected to the sliding rail 19. The slide 19 facilitates guiding the slide 18.
In an alternative embodiment of the present invention, the top wall of the machine cavity 2 is fixedly connected with a limiting plate 28. The limiting piece 28 can limit the left movement of the ratchet plate 24 when the ratchet plate is reset.
In an alternative embodiment according to the invention, the roller 21 is rotatably connected to the rear wall of the housing 2 by means of a rotation shaft 23.
In an alternative embodiment of the present invention, the side wall of the iron block 34 is curved. So as to push the two iron spring pieces 33.
According to an alternative embodiment of the present invention, the dust-proof plate 7 is frame-shaped, the inner wall of the dust-proof plate 7 is fixedly connected with a first filter plate 8 and a second filter plate 9, and two or more filter holes are formed in the first filter plate 8 and the second filter plate 9. Referring to fig. 4, the filter holes on the first filter plate 8 and the filter holes on the second filter plate 9 are staggered, i.e. not located on the same horizontal line, so that a dual dustproof effect can be achieved, dust is effectively prevented from entering the machine cavity 2, and heat dissipation is not affected.
The components, modules, mechanisms and devices of the invention, which do not describe the structure in detail, are all common standard components or components known to those skilled in the art, and the structure and principle thereof are all known to those skilled in the art through technical manuals or through routine experimental methods.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a can dismantle small-size transformer that looses, a serial communication port, including shell (1), set up quick-witted chamber (2) in shell (1), quick-witted chamber (2) antetheca is through air-out passageway (3) and shell (1) antetheca intercommunication, quick-witted chamber (2) back wall is through air inlet channel (4) and shell (1) back wall intercommunication, quick-witted chamber (2) diapire rigid coupling has vary voltage subassembly (5), quick-witted chamber (2) antetheca sliding connection has dust guard (7), be equipped with drive mechanism in quick-witted chamber (2), be connected with radiator fan (6) on the drive mechanism, be equipped with filter screen (45) in air inlet channel (4).
2. The detachable and heat-dissipation small transformer according to claim 1, wherein the dust-proof plate (7) is connected with the top wall of the machine cavity (2) through a first elastic piece (10), more than two grooves (41) are formed in the side wall of the dust-proof plate (7), the back wall is rotationally connected with a claw (42), the claw (42) is connected with the bottom wall of the groove (41) through a fourth elastic piece (43), more than two transmission pieces (38) are fixedly connected with the side wall of the dust-proof plate (7), and a push rod (29) is fixedly connected with the top wall of the dust-proof plate (7);
the transmission mechanism comprises a driving motor (11), an output shaft (12), a driving wheel (13), a driving bar (14), a convex strip (15), a driving plate (16), a sliding block (18), a driving belt (20), a rotating roller (21), a push rod (22), a ratchet plate (24), a second elastic piece (25), a thermal expansion piece (26), a connecting piece (27), a motor trigger (30) and a sliding rheostat (39), wherein the driving motor (11) is inlaid in the rear wall of a machine cavity (2), the driving wheel (13) is fixedly connected with one end of the output shaft (12) on the driving motor (11), the driving bar (14) is fixedly connected with the driving wheel (13), the convex strip (15) is fixedly connected with the driving bar (14), the sliding block (18) is fixedly connected with the driving plate (16), the sliding block (18) is slidably connected with the rear wall of the machine cavity (2), a driving channel (17) is formed in the driving plate (16), the convex strip (15) is slidably connected with the inner wall of the driving channel (17), the cooling fan (6) is fixedly connected with the driving plate (16), the rotating roller (21) is rotatably connected with the rear wall of the machine cavity (2), the driving bar (21) is fixedly connected with the driving bar (21) through the push rod (20), the ratchet plate (24) is slidably connected to the bottom wall of the machine cavity (2), the ratchet plate (24) is connected with the side wall of the machine cavity (2) through a second elastic piece (25), more than one claw (42) is meshed with the ratchet plate (24), the connecting piece (27) and the motor trigger (30) are fixedly connected to the rear wall of the machine cavity (2), the thermal expansion piece (26) is fixedly connected to the connecting piece (27), the motor trigger (30) is provided with a trigger channel (31), two opposite side walls of the trigger channel (31) are provided with trigger grooves (32), the top wall of the trigger groove (32) is fixedly connected with an iron spring piece (33), the side wall of the trigger channel (31) is slidably connected with a first connecting strip (35), the iron piece (34) is fixedly connected to the lower end of the first connecting strip (35), the upper end of the first connecting strip (35) extends to the upper part of the motor trigger (30), the upper end of the first connecting strip (35) is fixedly connected with a second connecting strip (36), the second connecting strip (36) is fixedly connected to the top wall (39) of the machine cavity (7) through a third elastic piece (37) and the motor trigger (30), and the side wall (39) is fixedly connected to the top wall (7) of the slide rheostat;
the shell (1) is internally provided with a storage battery, the cooling fan (6) and the slide rheostat (39) are connected in series through wires in sequence, and one iron spring piece (33), the storage battery, the driving motor (11) and the other iron spring piece (33) are connected through wires in sequence.
3. The detachable small transformer with heat dissipation according to claim 2, characterized in that the shell (1) is provided with a transmission cavity (44), the side wall of the transmission cavity (44) is slidably connected with a displacement piece (49), the bottom wall of the displacement piece (49) is fixedly connected with two limit strips (48) and a first wedge block (51), the two limit strips (48) are all extended into the air inlet channel (4), the top wall of the displacement piece (49) is connected with the top wall of the transmission cavity (44) through a fifth elastic piece (50), the rear wall of the transmission cavity (44) is slidably connected with a pressing strip (53), one end of the pressing strip (53) is fixedly connected with a second wedge block (52), the other end of the pressing strip (53) extends to the outside of the shell (1), the filter screen (45) is provided with two, the top wall of the filter screen (45) is fixedly connected with a magnetic block (46), the top wall of the magnetic block (46) is provided with a limit groove (47), and the limit strips (48) are inserted into the limit groove (47).
4. A detachable and heat-dissipating miniature transformer according to claim 3, characterized in that the rear wall of the housing (2) is fixedly connected with a sliding rail (19), and the sliding block (18) is slidably connected to the sliding rail (19).
5. The detachable and heat-radiating miniature transformer according to claim 4, wherein the top wall of the machine cavity (2) is fixedly connected with a limiting piece (28).
6. A compact transformer with detachable and heat dissipation according to claim 5, characterized in that the rotating roller (21) is rotatably connected to the rear wall of the housing (2) by means of a rotating shaft (23).
7. A compact transformer with detachable and heat dissipation as claimed in claim 6, characterized in that said iron block (34) side walls are curved.
8. The detachable and heat-dissipation small-sized transformer according to any one of claims 1-7, wherein the dust-proof plate (7) is frame-shaped, the inner wall of the dust-proof plate (7) is fixedly connected with a first filter plate (8) and a second filter plate (9), and more than two filter holes are formed in the first filter plate (8) and the second filter plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310360736.9A CN116435056A (en) | 2023-04-06 | 2023-04-06 | Detachable and heat-dissipation small transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310360736.9A CN116435056A (en) | 2023-04-06 | 2023-04-06 | Detachable and heat-dissipation small transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116435056A true CN116435056A (en) | 2023-07-14 |
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ID=87088518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310360736.9A Pending CN116435056A (en) | 2023-04-06 | 2023-04-06 | Detachable and heat-dissipation small transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116435056A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117766262A (en) * | 2023-12-29 | 2024-03-26 | 广东康德威电气股份有限公司 | Transformer device with protection function |
-
2023
- 2023-04-06 CN CN202310360736.9A patent/CN116435056A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117766262A (en) * | 2023-12-29 | 2024-03-26 | 广东康德威电气股份有限公司 | Transformer device with protection function |
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