CN111585178B - External environment isolation and protection mechanism for high-low voltage transformer cabinet - Google Patents

External environment isolation and protection mechanism for high-low voltage transformer cabinet Download PDF

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Publication number
CN111585178B
CN111585178B CN202010390931.2A CN202010390931A CN111585178B CN 111585178 B CN111585178 B CN 111585178B CN 202010390931 A CN202010390931 A CN 202010390931A CN 111585178 B CN111585178 B CN 111585178B
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China
Prior art keywords
protection
gear
low voltage
bin
voltage transformer
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CN202010390931.2A
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CN111585178A (en
Inventor
许学平
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Gansu Jiarui Electric Power Engineering Co ltd
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Gansu Jiarui Electric Power Engineering Co ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/54Anti-seismic devices or installations
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets

Abstract

The invention discloses an external environment isolation and protection mechanism of a high-low voltage transformer cabinet, which comprises a protection bin, wherein a bin door is movably arranged on the front surface of the protection bin through a hinge, a base is fixedly arranged at the bottom end inside the protection bin, a high-low voltage transformer cabinet body is fixedly arranged at the top end of the base, an air outlet is formed in the right side of the inner wall of the protection bin, and a protection cover is fixedly arranged on the right side of the protection bin. When the propeller is blown by wind power to rotate, the first rotating shaft is stressed to rotate to drive the first gear to rotate, the two second gears are engaged to be stressed to rotate, so that the fan is driven to rotate, when the fan rotates, air near the top end of the protection cabin penetrates through the air inlet hole from the filter screen on the filter protection plate to be collected downwards, and the high-low voltage power transformation cabinet body is subjected to heat dissipation.

Description

External environment isolation and protection mechanism for high-low voltage transformer cabinet
Technical Field
The invention relates to the technical field of power transformation cabinets, in particular to an external environment isolation and protection mechanism for a high-low voltage power transformation cabinet.
Background
The transformer cabinet is the box in the place that transforms the voltage and the electric current of electric energy among the electric power system, concentrate and distribute, when using in the open air, often need keep apart transformer cabinet and outside through a box, thereby play the component in the protection transformer cabinet, and prevent that personnel from touching the effect that leads to causing the incident such as electric shock by mistake, because transformer cabinet is in long-time high-load operation, can produce more heat when using in the open air, and present most guard box is for keeping the thermal diffusivity, mostly for evenly having seted up multiple vent on the guard box, but anyhow be difficult to play good stable radiating effect, and take place the dust easily and go into the device inside, and then cause the damage to the inside component of transformer cabinet, consequently need to design a high-low voltage transformer cabinet external environment isolation protection machanism urgently.
Disclosure of Invention
The invention aims to provide an external environment isolation and protection mechanism for a high-voltage and low-voltage transformer cabinet, which aims to solve the problems that most of protection boxes proposed in the background art are uniformly provided with various ventilation openings in order to maintain heat dissipation, but good and stable heat dissipation effect is difficult to achieve, dust is easy to enter the device, and further elements in the transformer cabinet are damaged.
In order to achieve the purpose, the invention provides the following technical scheme: a high-low voltage transformer cabinet external environment isolation protection mechanism comprises a protection bin, wherein a bin door is movably arranged on the front side of the protection bin through a hinge, a base is fixedly arranged at the bottom end inside the protection bin, a high-low voltage transformer cabinet body is fixedly arranged at the top end of the base, an air outlet is formed in the right side of the inner wall of the protection bin, a protection cover is fixedly arranged on the right side of the protection bin, buffer mechanisms are fixedly arranged on two sides of the high-low voltage transformer cabinet body, the number of the buffer mechanisms on each side is two, an air inlet hole is uniformly formed in the top end of the protection bin, a filtering protection plate is fixedly arranged at the top end of the protection bin, filter screens are embedded in two sides of the filtering protection plate, a propeller is arranged at the top end of the protection bin, a first rotating shaft is fixedly arranged at the bottom end of the propeller, the bottom end of the first rotating shaft penetrates through holes formed in the protection bin and the filtering protection plate and is fixedly connected with the top end of the high-low voltage transformer cabinet body through a bearing, the inside top in protection storehouse has the second axis of rotation through bearing fixed mounting, and the quantity of second axis of rotation is two, two the bottom of second axis of rotation is all fixed mounting has the fan, all cup jointed the second gear in the second axis of rotation, and the second gear all with first gear intermeshing. .
Preferably, the both sides of protection storehouse inner wall both sides and high low voltage transformer cabinet body all fixed mounting have first link, and the quantity of the first link of every side all be two and be opposite form, and the one side that the first link of every side is close to each other all has the connecting rod through pivot movable mounting, one side that first link was kept away from to the connecting rod all has the second link, every side two through pivot movable mounting the inside of second link all fixed mounting have second compression spring.
Preferably, the inside both sides of protection storehouse are fixed mounting all, first cavity has all been seted up to one side that the mounting bracket is close to each other, the top fixed mounting of high-low voltage transformer cabinet body has the bracing piece, and the quantity of bracing piece is two, the installing frame has all been placed on the bracing piece top in the first axis of rotation outside, the one side that the installing frame is close to each other all imbeds the magnet of mutual absorption, one side that the installing frame was kept away from each other all bonds and has had waterproof ventilated membrane, and the one end of waterproof ventilated membrane all extends to the inside of first cavity.
Preferably, the diameter of the second gear is smaller than the diameter of the first gear.
Preferably, the mounting racks at the top end and the bottom end of the inner wall of the first cavity are internally and fixedly provided with first compression springs, each group of the first compression springs is provided with two groups, one end, close to each other, of each group of the first compression springs is fixedly provided with a clamping plate, and one side, close to each other, of each group of the first compression springs is in press fit with the waterproof breathable film.
Preferably, the top of mounting bracket has all been seted up logical groove, and leads to the groove and all be linked together with first cavity, the inside that leads to the groove has all inserted the pull rod, and the bottom of pull rod all with the top fixed connection of grip block.
Preferably, buffer gear is including mount, second cavity, third compression spring, movable rod, the second cavity has been seted up to one side that the mount is close to the protection storehouse, the inside fixed mounting of second cavity has third compression spring, the one end fixed mounting in protection storehouse that third compression spring is close to has the movable rod, and the movable rod keeps away from third compression spring's one end and protection storehouse inner wall fixed connection.
Preferably, the top fixed mounting that filters the guard plate has the support frame, and the quantity of support frame is two, two the rack has all been placed through the through-hole activity to the inboard of support frame, the sliding tray has been seted up on the top of rack, the fourth gear has been cup jointed in the outside of first axis of rotation, and the bottom of fourth gear passes through bearing and filtration guard plate fixed connection, the filtration guard plate top of fourth gear front side and rear side all has the fifth gear through bearing fixed mounting, and the fifth gear all with fourth gear intermeshing, the all fixed mounting in top of fifth gear has half gear frame, and half gear frame all mutually supports with the rack, the both ends of rack are all fixed mounting have the cleaning board, and the bottom of cleaning board all with filter the guard plate top and closely laminate.
Compared with the prior art, the invention has the beneficial effects that:
1. through the screw, first axis of rotation, first gear, the second axis of rotation, second gear and fan, make when wind-force blows the screw and makes it rotate, first axis of rotation atress rotates and drives first gear revolve, because two second gears and first gear engagement, therefore at this moment the second gear is rotatory, thereby it is rotatory to drive the fan, when the fan rotates, near the air in protection storehouse top, pass the fresh air inlet downwards from the filter screen on the filtration guard plate and collect, dispel the heat to high-low pressure transformer cabinet body, through this kind of mode, can carry out high-efficient discharge to the inside heat of device when making this device keep apart the external environment, and the during operation need not electric drive, make this device environmental protection more stable.
2. Through the arrangement of the fourth gear, the fifth gears, the half gear rack, the rack and the cleaning plates, when the first rotating shaft rotates, the fourth gear is driven to rotate, because the two fifth gears are installed in a meshed manner with the fourth gears, when the fourth gear rotates, the fifth gear is driven to rotate so as to drive the half gear rack to rotate, when the half gear rack rotates, because the teeth on the half gear rack are in half circle and are meshed with the rack, when the rear half gear rack is meshed with the rack, the rack is driven to move leftwards, and then the two cleaning plates are driven to move leftwards on the filtering protective plate, at the moment, the cleaning teeth at the bottom end of the cleaning plates are in contact with the filtering protective plate so as to clean dust on the filtering screen of the filtering protective plate, when the half gear rack rotates to a certain position and is not meshed with the rack any more, the teeth on the front half gear rack are meshed with the rack so as to drive the rack to move rightwards, when this kind of mode rotated as first axis of rotation, reciprocated high efficiency cleaned the filter screen on the filtering protection board to reduce the dust and block up the filtering protection board, thereby influence the radiating condition of circulation of air influence.
3. Through being provided with waterproof ventilated membrane, mounting bracket, first compression spring, grip block, pull rod, installing frame and magnet for when rainwater entering device is interior, by waterproof ventilated membrane stop, thereby reduce rainwater and this body contact of high-low pressure transformer cabinet, thereby cause the condition such as corrosion damage to this internal component of high-low pressure transformer cabinet, and clean change easy operation is convenient, has further promoted the stability of the protection isolation of this device.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic top cross-sectional view of the structure of the present invention;
FIG. 4 is a schematic top view of a first gear of the present invention;
FIG. 5 is a schematic sectional view of a front view of a buffering mechanism according to the present invention;
FIG. 6 is a schematic top view of the mounting frame structure of the present invention;
FIG. 7 is an enlarged view of a portion of the structure at A in FIG. 1 according to the present invention;
FIG. 8 is an enlarged view of a portion of the structure shown at B in FIG. 1 according to the present invention;
fig. 9 is an enlarged view of a portion of the structure at C in fig. 1 according to the present invention.
In the figure: 1. a protection bin; 2. a bin gate; 3. a high-low voltage transformation cabinet body; 4. a propeller; 5. a first rotating shaft; 6. an air inlet hole; 7. a first gear; 8. a second rotating shaft; 9. a second gear; 10. a fan; 11. a support bar; 12. a waterproof breathable film; 13. a mounting frame; 14. a first cavity; 15. a first compression spring; 16. a clamping plate; 17. a base; 18. a through groove; 19. a pull rod; 20. a first connecting frame; 21. a connecting rod; 22. a second link frame; 23. a second compression spring; 24. an air outlet; 25. a protective cover; 26. a buffer mechanism; 261. a fixed mount; 262. a second cavity; 263. a third compression spring; 264. a movable rod; 27. a filtering protection plate; 28. a support frame; 29. a fourth gear; 30. a fifth gear; 31. a half gear rack; 32. a rack; 33. a sliding groove; 34. cleaning the board; 35. installing a frame; 36. and a magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, an embodiment of the present invention is shown:
a high-low voltage transformer cabinet external environment isolation protection mechanism comprises a protection bin 1, a bin door 2 is movably mounted on the front side of the protection bin 1 through a hinge, a base 17 is fixedly mounted at the bottom end inside the protection bin 1, a high-low voltage transformer cabinet body 3 is fixedly mounted at the top end of the base 17, an air outlet 24 is formed in the right side of the inner wall of the protection bin 1, a protection cover 25 is fixedly mounted on the right side of the protection bin 1, first connecting frames 20 are fixedly mounted on two sides of the inner wall of the protection bin 1 and two sides of the high-low voltage transformer cabinet body 3, the number of the first connecting frames 20 on each side is opposite, a connecting rod 21 is movably mounted on one side, close to each other, of the first connecting frames 20 on each side through a rotating shaft, a second connecting frame 22 is movably mounted on one side, far away from the first connecting frames 20, a second compression spring 23 is fixedly mounted inside the two second connecting frames 22 on each side, receive external force when the 1 lateral part in protection storehouse and warp to high low pressure transformer cabinet body 3 and be close to, first link 20 inwardly moving on the protection storehouse 1, thereby drive second link 22 inwardly moving, at this moment two second links 22 are close to each other, thereby make second compression spring 23 compression deformation, thereby the power buffering consumption that the 1 lateral part in protection storehouse received will be protected, reduce the direct conduction of the power that the protection storehouse 1 received to high low pressure transformer cabinet body 3, thereby it leads to high low pressure transformer cabinet body 3 atress to lead to inside component to receive the circumstances such as vibrations oppression damage.
The buffer mechanisms 26 are fixed on both sides of the high-low voltage transformer cabinet body 3, the number of the buffer mechanisms 26 on each side is two, the air inlet holes 6 are uniformly formed in the top end of the protection bin 1, each buffer mechanism 26 comprises a fixed frame 261, a second cavity 262, a third compression spring 263 and a movable rod 264, the second cavity 262 is formed in one side of the fixed frame 261 close to the protection bin 1, the third compression spring 263 is fixedly installed in the second cavity 262, the movable rod 264 is fixedly installed at one end of the protection bin 1 close to the third compression spring 263, one end of the movable rod 264 far away from the third compression spring 263 is fixedly connected with the inner wall of the protection bin 1, when the side part of the protection bin 1 is close to the high-low voltage transformer cabinet body 3 due to an external force, the movable rod 264 extrudes the third compression spring 263 and contracts inwards, the force applied to the side part of the protection bin 1 is further buffered and consumed through the compression deformation of the third compression spring 263, when the external force is applied, the third compression spring 263 drives the protection cabin 1 to reset due to the elastic potential energy generated by compression.
The top end of the protection bin 1 is fixedly provided with a filtering protection plate 27, filter screens are embedded in two sides of the filtering protection plate 27, the top end of the filtering protection plate 27 is fixedly provided with two support frames 28, racks 32 are movably arranged on the inner sides of the two support frames 28 through holes, a sliding groove 33 is formed in the top end of each rack 32, a fourth gear 29 is sleeved on the outer side of the first rotating shaft 5, the bottom end of each fourth gear 29 is fixedly connected with the filtering protection plate 27 through a bearing, the top ends of the filtering protection plates 27 on the front side and the rear side of each fourth gear 29 are fixedly provided with a fifth gear 30 through bearings, the fifth gears 30 are mutually meshed with the fourth gears 29, the top ends of the fifth gears 30 are fixedly provided with a half-gear carrier 31, the half-gear carriers 31 are mutually matched with the racks 32, cleaning plates 34 are fixedly arranged at two ends of the racks 32, and the bottom ends of the cleaning plates 34 are tightly jointed with the top end of the filtering protection plate 27, the top end of the protection bin 1 is provided with a propeller 4, the bottom end of the propeller 4 is fixedly provided with a first rotating shaft 5, the bottom end of the first rotating shaft 5 penetrates through holes arranged on the protection bin 1 and the filter protection plate 27 and is fixedly connected with the top end of the high-low voltage transformation cabinet body 3 through a bearing, the top end inside the protection bin 1 is fixedly provided with two second rotating shafts 8 through bearings, the number of the second rotating shafts 8 is two, the bottom ends of the two second rotating shafts 8 are fixedly provided with fans 10, the second rotating shafts 8 are sleeved with second gears 9, the second gears 9 are mutually meshed with the first gears 7, when the first rotating shaft 5 rotates, the fourth gears 29 are driven to rotate, because the two fifth gears 30 are meshed with the fourth gears 29, when the fourth gears 29 rotate, the fifth gears 30 are driven to rotate and further drive the half gear carrier 31 to rotate, when the half gear carrier 31 rotates, because the tooth on the half gear frame 31 is the half circle and meshes with rack 32, therefore when rear side half gear frame 31 and rack 32 mesh, drive rack 32 and remove left, and then drive two cleaning plates 34 and remove left on filtering protection plate 27, at this moment the cleaning tooth of cleaning plate 34 bottom contacts with filtering protection plate 27, thereby clean the dust on filtering protection plate 27 filter screen, when rear side half gear frame 31 rotates to a certain position and no longer meshes with rack 32, tooth and rack 32 on front side half gear frame 31 mesh, thereby drive rack 32 and remove right, when this kind of mode is rotated as first axis of rotation 5, carry out reciprocal high efficiency cleaning to filtering protection plate 27 filter the filter screen on, thereby reduce the dust and will filter protection plate 27 jam, thereby influence the condition of air circulation.
Mounting frames 13 are fixedly mounted on two sides inside the protection bin 1, first cavities 14 are formed on the sides, close to each other, of the mounting frames 13, supporting rods 11 are fixedly mounted on the top ends of the high-voltage and low-voltage transformation cabinet bodies 3, and the number of the support rods 11 is two, the top ends of the support rods 11 outside the first rotating shaft 5 are all provided with the mounting frames 35, the mutually adsorbed magnets 36 are embedded at the mutually close sides of the mounting frames 35, the waterproof breathable films 12 are bonded at the mutually far sides of the mounting frames 35, one ends of the waterproof breathable films 12 all extend to the inside of the first cavity 14, when rainwater enters the interior of the protection bin 1 through the filter screen on the filter protection plate 27 and the air inlet 6, the rainwater is blocked by the waterproof breathable film 12, thereby can be with the separation such as rainwater to reduce inside and the contact of high-low voltage transformer cabinet body 3 of rainwater access device, thereby cause the condition of damage to the inside component of high-low voltage transformer cabinet body 3.
All fixed mounting has first compression spring 15 in the mounting bracket 13 of 14 inner wall tops of first cavity and bottom, and the quantity of the first compression spring 15 of every group all is two, the equal fixed mounting of the one end that every side two sets of first compression springs 15 are close to each other has grip block 16, one side that two grip blocks 16 are close to each other all with waterproof ventilated membrane 12 pressfitting mutually, when needs clean the change to waterproof ventilated membrane 12, through the application of force to grip block 16, when making grip block 16 extrude first compression spring 15 inward movement, distance grow between two grip blocks 16, thereby make grip block 16 no longer laminate with waterproof ventilated membrane 12, at this moment can take out from mounting bracket 13 with the one end of waterproof ventilated membrane 12 from, thereby the staff of being convenient for is to its clean change.
Through groove 18 has all been seted up on the top of mounting bracket 13, and through groove 18 all is linked together with first cavity 14, pull rod 19 has all been inserted to the inside of leading to groove 18, and the bottom of pull rod 19 all with the top fixed connection of grip block 16, because pull rod 19 and grip block 16 fixed connection, consequently when the staff to the upward application of force of pull rod 19, pull rod 19 drives grip block 16 rebound, thereby the staff of being convenient for operates grip block 16 through pull rod 19, and then the staff of being convenient for uses.
The working principle is as follows: when the propeller 4 is blown by wind power during use, the propeller 4 is driven to rotate, so that the first rotating shaft 5 is forced to rotate, the first rotating shaft 5 drives the first gear 7 to rotate, the second gears 9 are meshed with the first gear 7 at the moment, the second gears 9 rotate at the moment, the fan 10 is driven to rotate, when the fan 10 rotates, air near the top end of the protection cabin 1 penetrates through the air inlet hole 6 from the filter screen on the filter protection plate 27 to be collected downwards to form air flow, the air flow penetrates through the waterproof breathable film 12 to be blown to the high-low voltage transformer cabinet body 3, so that the high-low voltage transformer cabinet body 3 is radiated, air flow mixed hot air in the protection cabin 1 is discharged outwards from the air outlet 24 and the protection cover 25, when rainwater enters the protection cabin 1 through the filter screen on the filter protection plate 27 and the air inlet hole 6, the rainwater is blocked by the waterproof breathable film 12, so that the rainwater and the like can be blocked, thereby reducing the contact condition of rainwater and high-low voltage transformer cabinet body 3.
When the first rotating shaft 5 rotates, the fourth gear 29 is driven to rotate, because the two fifth gears 30 are meshed with the fourth gear 29, when the fourth gear 29 rotates, the fifth gear 30 is driven to rotate, the half gear carrier 31 is driven to rotate, when the half gear carrier 31 rotates, because the teeth on the half gear carrier 31 are half-circle and meshed with the rack 32, when the rear half gear carrier 31 is meshed with the rack 32, the rack 32 is driven to move leftwards, and then the two cleaning plates 34 are driven to move leftwards on the filtering protection plate 27, at the moment, the cleaning teeth at the bottom end of the cleaning plates 34 are contacted with the filtering protection plate 27, so as to clean dust on the filtering net of the filtering protection plate 27, when the rear half gear carrier 31 rotates to a certain position and is not meshed with the rack 32 any more, the teeth on the front half gear carrier 31 are meshed with the rack 32, so as to drive the rack 32 to move rightwards, in this way, when the first rotating shaft 5 rotates, the filter screen on the filter protection plate 27 is cleaned in a reciprocating and efficient mode, so that the filter protection plate 27 is blocked by dust, and the air circulation is influenced.
When needs clear up or change waterproof ventilated membrane 12, at first through door 2 that overturns left, make door 2 no longer block and protect 1 front in storehouse, upwards spur through holding pull rod 19, at this moment, pull rod 19 drives order grip block 16 and extrudes first compression spring 15 and internal contraction, distance grow between two grip blocks 16 at this moment, thereby the accessible is with waterproof ventilated membrane 12 outside spur, at this moment, the both sides of waterproof ventilated membrane 12 are no longer connected with mounting bracket 13, at this moment through holding two outside spurs of bracing piece 11, at this moment, two mounting frame 35 atress parts are no longer adsorbed, thereby can dismantle two waterproof ventilated membranes 12, and then clean the change to waterproof ventilated membrane 12.
When the lateral part of the protection cabin 1 is deformed by external force and is close to the high-low voltage transformation cabinet body 3, the movable rod 264 extrudes the third compression spring 263 and contracts inwards, the first connecting frame 20 drives the second connecting frame 22 to move inwards and extrude the second compression spring 23 to deform in a compression manner, the compression deformation through the second compression spring 23 and the third compression spring 263 buffers the consumption of the force borne by the lateral part of the protection cabin 1, the force buffered consumption borne by the protection cabin 1 is reduced, the force borne by the protection cabin 1 is reduced and is directly conducted into the high-low voltage transformation cabinet body 3, and the damage condition of elements in the high-low voltage transformation cabinet body 3 is caused.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a high low-voltage transformer cabinet external environment keeps apart protection machanism, includes protection storehouse (1), its characterized in that: the front of the protection bin (1) is provided with a bin door (2) through a hinge, the bottom of the interior of the protection bin (1) is fixedly provided with a base (17), the top of the base (17) is fixedly provided with a high-low voltage power transformation cabinet body (3), the right side of the inner wall of the protection bin (1) is provided with an air outlet (24), the right side of the protection bin (1) is fixedly provided with a protection cover (25), the two sides of the high-low voltage power transformation cabinet body (3) are both fixed with buffer mechanisms (26), the number of the buffer mechanisms (26) on each side is two, the top of the protection bin (1) is uniformly provided with an air inlet hole (6), the top of the protection bin (1) is fixedly provided with a filtering protection plate (27), the two sides of the filtering protection plate (27) are both embedded with filter screens, the top of the protection bin (1) is provided with a propeller (4), the bottom of the propeller (4) is fixedly provided with a first rotating shaft (5), the bottom of the first rotating shaft (5) penetrates through a through hole formed in the protection bin (1) and the filtering protection plate (27) and is fixedly connected with the top end of the high-low voltage transformer cabinet body (3) through a bearing, the top end in the protection bin (1) is fixedly provided with a second rotating shaft (8) through a bearing, the number of the second rotating shafts (8) is two, the bottom ends of the second rotating shafts (8) are fixedly provided with fans (10), the second rotating shafts (8) are sleeved with second gears (9), the second gears (9) are mutually meshed with first gears (7), mounting frames (13) are fixedly arranged on two sides in the protection bin (1), one sides of the mounting frames (13) close to each other are provided with first cavities (14), and first compression springs (15) are fixedly arranged in the mounting frames (13) on the top end and the bottom end of the inner wall of the first cavity (14), and the quantity of every first compression spring of group (15) all is two, and every side is two sets of the one end that first compression spring (15) are close to each other all fixed mounting have grip block (16), two one side that grip block (16) are close to each other all with waterproof ventilated membrane (12) pressfitting mutually, the top fixed mounting of high-low voltage transformer cabinet body (3) has bracing piece (11), and the quantity of bracing piece (11) is two, mounting frame (35) have all been placed on bracing piece (11) top in the first axis of rotation (5) outside, one side that mounting frame (35) are close to each other all imbeds mutually absorbent magnet (36), one side that mounting frame (35) were kept away from each other all bonds waterproof ventilated membrane (12), and the one end of waterproof ventilated membrane (12) all extends to the inside of first cavity (14).
2. The external environment isolation and protection mechanism of the high-low voltage transformer cabinet according to claim 1, characterized in that: protection storehouse (1) inner wall both sides and the both sides of high-low voltage transformer cabinet body (3) all fixed mounting have first link (20), and the quantity of the first link (20) of every side all is for two to be opposite form, and one side that the first link (20) of every side are close to each other all has connecting rod (21) through pivot movable mounting, one side that first link (20) were kept away from in connecting rod (21) all has second link (22), two in every side the inside of second link (22) all fixed mounting have second compression spring (23).
3. The external environment isolation and protection mechanism of the high-low voltage transformer cabinet according to claim 1, characterized in that: the diameter of the second gear (9) is smaller than that of the first gear (7).
4. The external environment isolation and protection mechanism of the high-low voltage transformer cabinet according to claim 1, characterized in that: the top of mounting bracket (13) has all been seted up through groove (18), and has all been linked together through groove (18) and first cavity (14), pull rod (19) have all been inserted to the inside of leading to groove (18), and the bottom of pull rod (19) all with the top fixed connection of grip block (16).
5. The external environment isolation and protection mechanism of the high-low voltage transformer cabinet according to claim 1, characterized in that: buffer gear (26) including mount (261), second cavity (262), third compression spring (263), movable rod (264), second cavity (262) have been seted up to one side that mount (261) are close to protection storehouse (1), the inside fixed mounting of second cavity (262) has third compression spring (263), the one end fixed mounting that protection storehouse (1) that third compression spring (263) are close to has movable rod (264), and movable rod (264) keep away from the one end and the protection storehouse (1) inner wall fixed connection of third compression spring (263).
6. The external environment isolation and protection mechanism of the high-low voltage transformer cabinet according to claim 1, characterized in that: the top end of the filtering protection plate (27) is fixedly provided with two supporting frames (28), the number of the supporting frames (28) is two, racks (32) are movably placed on the inner sides of the two supporting frames (28) through holes, sliding grooves (33) are formed in the top ends of the racks (32), a fourth gear (29) is sleeved on the outer side of the first rotating shaft (5), the bottom end of the fourth gear (29) is fixedly connected with the filtering protection plate (27) through bearings, the top ends of the filtering protection plates (27) on the front side and the rear side of the fourth gear (29) are fixedly provided with a fifth gear (30) through bearings, the fifth gear (30) is mutually meshed with the fourth gear (29), the top ends of the fifth gear (30) are fixedly provided with a half gear carrier (31), the half gear carriers (31) are mutually matched with the racks (32), the two ends of the racks (32) are fixedly provided with cleaning plates (34), and the bottom end of the cleaning plate (34) is tightly attached to the top end of the filtering and protecting plate (27).
CN202010390931.2A 2020-05-11 2020-05-11 External environment isolation and protection mechanism for high-low voltage transformer cabinet Active CN111585178B (en)

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CN115478714B (en) * 2022-09-30 2023-08-01 凯尔森(江苏)空气过滤***有限公司 5D protective panel
CN116722466B (en) * 2023-08-11 2023-11-28 江苏和亿智能科技有限公司 Ventilation device and ventilation method for elevator control cabinet

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