CN220041518U - Filter suitable for small-sized transformer - Google Patents

Abstract

The utility model relates to the technical field of transformers, and discloses a filter suitable for a small-sized transformer, which comprises a protective box body, a transformer body and a filter body, wherein a groove is formed in the back surface of the transformer body, an installation seat is fixedly connected to the back surface of the filter body, a convenient installation mechanism is arranged on the installation seat, ventilation openings are formed in two sides of the protective box body, and dust screens are fixedly installed at the two ventilation openings. Through setting up the inserted block cooperation slot, peg graft the effect that can play quick installation to the filter body in the slot with the inserted block, when the inserted block was pegged graft in the slot through setting up the spring, the spring is compressed state to utilize the elasticity of spring can play fixed effect to the inserted block, avoid the inserted block to break away from the slot, through setting up the handle, the pulling handle drives the interior removal of inserted bar to the mount pad and extrudees the spring, makes the inserted block break away from the slot, thereby conveniently dismantle the filter body.

Description

Filter suitable for small-sized transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a filter suitable for a small transformer.

Background

Along with the rapid development of science and technology, the application of electric power is gradually developed, in order to avoid the loss in the long-distance transportation process of electric power, people adopt a high-voltage transportation mode, when the electric power reaches a destination, a transformer is generally needed, the electric power can be normally used only when the electric power reaches a proper range of domestic electric power voltage, a power filter is a filter circuit consisting of a capacitor, an inductor and a resistor, and the filter can effectively filter the frequency point of a specific frequency in a power line or the frequency beyond the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency.

The publication number is: the filter suitable for the small transformer disclosed in CN211404255U is scientific and reasonable in structure, safe and convenient to use, and the safety wiring pin in the signal input port is matched with the fixing through hole, so that the whole filter is more firmly and conveniently installed; the pi-type filter network of the inductor and the capacitor is matched with the filter reflecting plate, so that signals with a certain part of frequencies smoothly pass through, and signals with other part of frequencies are greatly inhibited or reflected, and the filtering effect of the filter is greatly enhanced; the volume is smaller, the investment cost is low, the filter is suitable for the filtering use of the household miniature transformer, the influence of interference harmonic waves on an electrical system is radically avoided, the service life is prolonged, and the filter is convenient for popularization and use in a large range.

However, when the prior art is actually used, the prior art does not have the function of being convenient to install, the space in the transformer is small, and the prior art is inconvenient for a user to install and use.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the filter suitable for the small transformer, which has the advantages of convenient installation mechanism, convenient quick installation of the filter body and convenient disassembly and maintenance.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wave filter suitable for small-size transformer, includes protection box, transformer body and wave filter body, the back of transformer body is seted up flutedly, the back fixedly connected with mount pad of wave filter body, be provided with the installation mechanism of being convenient for on the mount pad, the vent has been seted up to the both sides of protection box, two vent department fixed mounting has the dust screen, be provided with cooling body on the protection box, the inside of protection box is provided with damper, the installation mechanism of being convenient for includes: the inserted bar, the activity of inserted bar is pegged graft on the mount pad, one side fixedly connected with inserted bar, offer the slot with the inserted bar looks adaptation on the cell wall of recess, the cover is equipped with the spring on the outer wall of inserted bar, the both ends of spring respectively with the outer wall fixed connection of inserted bar and mount pad, logical groove has been seted up in the front of mount pad, fixedly connected with handle on the outer wall of inserted bar, the handle activity runs through logical groove and outwards extend. Through setting up the inserted block cooperation slot, peg graft the effect that can play quick installation to the filter body in the slot with the inserted block, when the inserted block was pegged graft in the slot through setting up the spring, the spring is compressed state to utilize the elasticity of spring can play fixed effect to the inserted block, avoid the inserted block to break away from the slot, through setting up the handle, the pulling handle drives the interior removal of inserted bar to the mount pad and extrudees the spring, makes the inserted block break away from the slot, thereby conveniently dismantle the filter body.

Preferably, the convenient installation mechanisms are four, and the four convenient installation mechanisms are respectively arranged at two sides of the installation seat in a two-to-two mirror image mode. Through setting up four installation mechanism of being convenient for, can play comparatively firm installation effect to the filter body.

Preferably, the heat dissipation mechanism includes: the novel anti-theft protection box comprises a first L-shaped mounting plate fixedly connected to the outer wall of one side of a protection box body, a first rotating rod is rotatably connected to the first L-shaped mounting plate through a bearing, a motor is fixedly installed on the outer wall of the first L-shaped mounting plate, one end of the first rotating rod is fixedly connected to the output end of the motor through a coupling, and a fan is fixedly sleeved at one end of the first rotating rod, which is far away from the output end of the motor. Through setting up the motor, starter motor drives a bull stick rotation, and a bull stick rotation drives the fan and rotates to send into the protection box inside with the outside air, thereby accelerate the inside air flow of protection box, and then play better radiating effect to the transformer body.

Preferably, the top fixed mounting of protection box has the backup pad, rotate through the bearing in the backup pad and be connected with No. two bull sticks, no. two fixed cover is equipped with a belt pulley on the outer wall of bull stick respectively, two No. one belt pulley passes through belt drive connection, fixedly connected with No. two L shape mounting panels on the opposite side outer wall of protection box, rotate through the bearing on No. two L shape mounting panels and be connected with No. three bull sticks, no. three bull sticks are equipped with No. two belt pulleys with fixed cover on the outer wall of No. two bull sticks respectively, no. two belt pulleys pass through belt drive connection, fixed cover is equipped with the exhaust fan on the outer wall of No. three bull sticks. Through setting up two belt pulley cooperation belt drive, the bull stick pivoted drives No. two bull sticks and rotates in the time of, through setting up two No. two belt pulley cooperation belt drive, drives No. three bull sticks rotations in the time of No. two bull sticks pivoted to drive the exhaust fan and rotate, thereby accelerate the inside heat discharge rate of protection box, thereby further promote the radiating effect.

Preferably, the shock absorbing assembly includes: the supporting seat, the supporting seat sets up the inside at the protection box, the bottom fixedly connected with attenuator of supporting seat, the one end that the supporting seat was kept away from to the attenuator and the bottom inner wall fixed connection of protection box, the cover is equipped with damping spring on the outer wall of attenuator, damping spring's both ends respectively with the bottom outer wall of supporting seat and the bottom inner wall fixed connection of protection box. The transformer body is conveniently placed through the supporting seat, and the damper is matched with the damping spring to play a role in damping protection on the transformer body by utilizing the elasticity of the damping spring.

Preferably, the damper and the damping spring are respectively provided with four dampers and are respectively and symmetrically arranged at the bottom of the supporting seat. Through setting up four dampers and damping spring, the effect that plays shock attenuation and support to the transformer body that can be better.

(III) beneficial effects

Compared with the prior art, the utility model provides a filter suitable for a small transformer, which has the following beneficial effects:

1. this a filter suitable for miniature transformer, through setting up the inserted block cooperation slot, peg graft the inserted block in the slot can play the effect of quick installation to the filter body, through setting up the spring, when the inserted block was pegged graft in the slot, the spring is compression state to utilize the elasticity of spring can play fixed effect to the inserted block, avoid the inserted block to break away from the slot, through setting up the handle, the pulling handle drives the inside removal of inserted bar to the mount pad and extrudees the spring, make the inserted block break away from the slot, thereby conveniently dismantle the filter body.

2. This a wave filter suitable for small-size transformer, through setting up the motor, the starter motor drives a bull stick rotation, a bull stick rotation drives the fan rotation, thereby send outside air into the protection box inside, thereby accelerate the inside air flow of protection box, and then play better radiating effect to the transformer body, through setting up two belt pulley cooperation belt drive, a bull stick rotation drives No. two bull sticks rotation in the time of rotating, through setting up two belt pulley cooperation belt drive, no. two bull sticks rotation drives No. three bull sticks rotation, thereby drive the exhaust fan rotation, thereby accelerate the inside heat discharge rate of protection box, thereby further promote the radiating effect, through setting up four dampers and damping spring, the effect to the transformer body that absorbs a shock and support can be better.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a rear cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a construction of the easy-to-install mechanism of the present utility model;

fig. 4 is an enlarged view of the present utility model a.

In the figure: 1. a protective box body; 2. a transformer body; 3. a filter body; 4. a mounting base; 5. the installation mechanism is convenient; 51. a rod; 52. inserting blocks; 53. a spring; 54. a handle; 6. a dust screen; 7. a heat dissipation mechanism; 71. a first L-shaped mounting plate; 72. a first rotating rod; 73. a motor; 74. a fan; 75. a support plate; 76. a second rotating rod; 77. a first belt pulley; 78. a second L-shaped mounting plate; 79. a third rotating rod; 710. a second belt pulley; 711. an exhaust fan; 8. a shock absorbing assembly; 81. a support base; 82. a damper; 83. and a damping spring.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments.

Example 1

As shown in fig. 1-4, the utility model provides a filter suitable for a small-sized transformer, which comprises a protective box body 1, a transformer body 2 and a filter body 3, wherein the back surface of the transformer body 2 is provided with a groove, the back surface of the filter body 3 is fixedly connected with a mounting seat 4, the mounting seat 4 is provided with a convenient mounting mechanism 5, two sides of the protective box body 1 are provided with ventilation openings, dust screens 6 are fixedly arranged at the two ventilation openings, the protective box body 1 is provided with a heat dissipation mechanism 7, the interior of the protective box body 1 is provided with a damping component 8, and the convenient mounting mechanism 5 comprises: the inserted link 51 activity is pegged graft on mount pad 4, one side fixedly connected with inserted block 52 of inserted link 51, the slot with inserted block 52 looks adaptation has been seted up on the cell wall of recess, the cover is equipped with spring 53 on the outer wall of inserted link 51, the both ends of spring 53 respectively with the outer wall fixed connection of inserted block 52 and mount pad 4, logical groove has been seted up in the front of mount pad 4, fixedly connected with handle 54 on the outer wall of inserted link 51, handle 54 activity is through the groove and outwards extend, through setting up inserted block 52 cooperation slot, can play the effect of quick installation to filter body 3 with inserted block 52 in the slot, through setting up spring 53, when inserted block 52 pegged graft in the slot, spring 53 is compressed state, thereby utilize the elasticity of spring 53 can play fixed effect to inserted block 52, avoid inserted block 52 to break away from the slot, through setting up handle 54, the inside removal of drive inserted link 51 to mount pad 4 and squeeze spring 53, make inserted block 52 break away from the slot, thereby the filter body 3 is dismantled, be convenient for install mechanism 5 and be provided with four, and four be convenient for install mechanism 5, and install mechanism 5 can play the effect to install in order to install the comparatively firm filter body through setting up two sides of installing mechanism 5 respectively.

In this embodiment, through setting up the inserted block 52 cooperation slot, peg graft the inserted block 52 in the slot and can play quick installation's effect to the filter body 3, through setting up the spring 53, when the inserted block 52 was pegged graft in the slot, the spring 53 is compressed state, thereby utilize the elasticity of spring 53 can play fixed effect to the inserted block 52, avoid the inserted block 52 to break away from the slot, through setting up handle 54, pulling handle 54 drives the inside removal of inserted bar 51 to mount pad 4 and extrudees spring 53, make the inserted block 52 break away from the slot, thereby the convenience is dismantled the filter body 3.

Example two

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the heat dissipation mechanism 7 includes: the first L-shaped mounting plate 71 is fixedly connected to the outer wall of one side of the protective box body 1, the first L-shaped mounting plate 71 is rotationally connected with a first rotating rod 72 through a bearing, a motor 73 is fixedly installed on the outer wall of the first L-shaped mounting plate 71, one end of the first rotating rod 72 is fixedly connected to the output end of the motor 73 through a coupler, one end of the first rotating rod 72 far away from the output end of the motor 73 is fixedly sleeved with a fan 74, the motor 73 is arranged, the motor 73 is started to drive the first rotating rod 72 to rotate, the first rotating rod 72 rotates to drive the fan 74 to rotate, so that external air is fed into the protective box body 1, the air flow in the protective box body 1 is accelerated, a better heat dissipation effect is achieved on the transformer body 2, a supporting plate 75 is fixedly installed at the top of the protective box body 1, the second rotating rod 76 is rotationally connected to the supporting plate 75 through the bearing, the outer walls of the second rotating rod 76 and the first rotating rod 72 are fixedly sleeved with first belt pulleys 77 respectively, the two first belt pulleys 77 are connected through belt transmission, the outer wall of the other side of the protective box body 1 is fixedly connected with a second L-shaped mounting plate 78, the second L-shaped mounting plate 78 is rotatably connected with a third rotating rod 79 through a bearing, the outer walls of the third rotating rod 79 and the second rotating rod 76 are fixedly sleeved with second belt pulleys 710 respectively, the two second belt pulleys 710 are connected through belt transmission, the outer wall of the third rotating rod 79 is fixedly sleeved with an exhaust fan 711, the first belt pulleys 77 are matched with belt transmission, the second rotating rod 72 is rotated while driving the second rotating rod 76 to rotate through belt transmission, the second belt pulleys 710 are matched with belt transmission, the second rotating rod 76 is rotated while driving the third rotating rod 79 to rotate, thereby driving the exhaust fan 711 to rotate, and accelerating the heat discharge rate inside the protective box body 1, thereby further enhancing the heat dissipation effect, the damper assembly 8 includes: the supporting seat 81, the supporting seat 81 sets up the inside at protection box body 1, the bottom fixedly connected with attenuator 82 of supporting seat 81, the one end that supporting seat 81 was kept away from to attenuator 82 and the bottom inner wall fixed connection of protection box body 1, the cover is equipped with damping spring 83 on the outer wall of attenuator 82, damping spring 83's both ends respectively with the bottom outer wall of supporting seat 81 and the bottom inner wall fixed connection of protection box body 1, through setting up supporting seat 81 and conveniently place transformer body 2, through setting up attenuator 82 cooperation damping spring 83, utilize damping spring 83's elasticity can play shock attenuation protection's effect to transformer body 2, attenuator 82 and damping spring 83 are provided with four respectively, and set up the bottom at supporting seat 81 respectively symmetrically, through setting up four attenuator 82 and damping spring 83, the effect to transformer body 2 that can be better plays shock attenuation and support.

In this embodiment, through setting up motor 73, starter motor 73 drives a bull stick 72 rotation, a bull stick 72 rotation drives fan 74 rotation, thereby send external air into inside the protection box 1, thereby accelerate the inside air flow of protection box 1, and then play better radiating effect to transformer body 2, through setting up two belt pulley 77 cooperation belt drive, a bull stick 72 rotation drives No. two bull sticks 76 rotation in the time of rotating, through setting up two belt pulley 710 cooperation belt drive, no. two bull sticks 76 rotation drives No. three bull sticks 79 rotation in the time of rotating, thereby drive exhaust fan 711 rotation, thereby accelerate the inside heat discharge rate of protection box 1, thereby further promote the radiating effect, through setting up four dampers 82 and damping spring 83, the effect to shock attenuation and support of transformer body 2 that can be better.

The working principle of the filter suitable for the miniature transformer is described in detail below.

When the filter is used, as shown in fig. 1-4, through setting up the insert 52 cooperation slot, insert the effect that can play quick installation to filter body 3 with the insert 52 in the slot, through setting up spring 53, when insert 52 is pegged graft in the slot, spring 53 is compressed state, thereby utilize the elasticity of spring 53 can play fixed effect to insert 52, avoid insert 52 to break away from the slot, through setting up handle 54, pulling handle 54 drives the inside removal of inserted bar 51 to mount pad 4 and extrudees spring 53, make insert 52 break away from the slot, thereby conveniently dismantle filter body 3, through setting up motor 73, start motor 73 drives the rotation of first bull stick 72, first bull stick 72 rotates and drives fan 74 and rotate, thereby send external air into inside the protection box 1, thereby accelerate the inside air flow of protection box 1, and then play better radiating effect to transformer body 2, through setting up two belt pulley 77 cooperation belt drive, drive second bull stick 76 rotates, through setting up two belt pulley 710 cooperation belt drive, second bull stick 76 rotates simultaneously, drive three bull stick 72 rotates, thereby set up the inside vibration damper 83 with the vibration damper body that is more than the inside with the vibration damper body is provided with the vibration damper body is more than the vibration damper body is 82.

Claims (6)

1. The utility model provides a wave filter suitable for small-size transformer, includes protective housing (1), transformer body (2) and wave filter body (3), its characterized in that: the transformer is characterized in that the back of the transformer body (2) is provided with a groove, the back of the filter body (3) is fixedly connected with a mounting seat (4), a mounting mechanism (5) is convenient to install on the mounting seat (4), ventilation openings are formed in two sides of the protection box body (1), dust screens (6) are fixedly installed at the ventilation openings, a heat dissipation mechanism (7) is arranged on the protection box body (1), a damping component (8) is arranged in the protection box body (1), and the mounting mechanism (5) comprises: the inserting rod (51), inserting rod (51) activity grafting is on mount pad (4), one side fixedly connected with inserted block (52) of inserting rod (51), set up on the cell wall of recess with the slot of inserted block (52) looks adaptation, the cover is equipped with spring (53) on the outer wall of inserting rod (51), the both ends of spring (53) respectively with the outer wall fixed connection of inserted block (52) and mount pad (4), logical groove has been seted up in the front of mount pad (4), fixedly connected with handle (54) on the outer wall of inserting rod (51), handle (54) activity run through logical groove and outwards extend.

2. A filter for a miniature transformer according to claim 1, wherein: the convenient installation mechanisms (5) are four, and the four convenient installation mechanisms (5) are respectively arranged on two sides of the installation seat (4) in a two-to-two mirror image mode.

3. A filter for a miniature transformer according to claim 1, wherein: the heat dissipation mechanism (7) includes: an L-shaped mounting plate (71), an L-shaped mounting plate (71) fixed connection is on the outer wall of one side of protection box (1), be connected with a bull stick (72) through the bearing rotation on an L-shaped mounting plate (71), fixed mounting has motor (73) on the outer wall of an L-shaped mounting plate (71), the one end of a bull stick (72) is through shaft coupling fixed connection at the output of motor (73), the one end fixed cover that a bull stick (72) kept away from the output of motor (73) is equipped with fan (74).

4. A filter for a miniature transformer according to claim 3, wherein: the top fixed mounting of protection box (1) has backup pad (75), be connected with No. two bull sticks (76) through the bearing rotation on backup pad (75), no. two bull sticks (76) are equipped with No. one belt pulley (77) with fixed cover on the outer wall of a bull stick (72) respectively, two No. one belt pulley (77) are connected through belt drive, fixedly connected with No. two L shape mounting panel (78) on the opposite side outer wall of protection box (1), no. three bull sticks (79) are connected with through the bearing rotation on No. two L shape mounting panel (78), no. two belt pulleys (710) are equipped with respectively fixed cover on the outer wall of No. three bull sticks (79), two No. two belt pulleys (710) are connected through belt drive, fixed cover is equipped with exhaust fan (711) on the outer wall of No. three bull sticks (79).

5. A filter for a miniature transformer according to claim 1, wherein: the shock absorbing assembly (8) comprises: the supporting seat (81), supporting seat (81) sets up the inside at protection box body (1), the bottom fixedly connected with attenuator (82) of supporting seat (81), the one end and the bottom inner wall fixed connection of protection box body (1) of supporting seat (81) are kept away from to attenuator (82), the cover is equipped with damping spring (83) on the outer wall of attenuator (82), damping spring (83)'s both ends respectively with the bottom outer wall of supporting seat (81) and the bottom inner wall fixed connection of protection box body (1).

6. A filter for a miniature transformer as set forth in claim 5, wherein: the damper (82) and the damping spring (83) are respectively provided with four dampers and are respectively symmetrically arranged at the bottom of the supporting seat (81).