CN103806815A - Shutter for protecting cabinet body - Google Patents
Shutter for protecting cabinet body Download PDFInfo
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- CN103806815A CN103806815A CN201410093603.0A CN201410093603A CN103806815A CN 103806815 A CN103806815 A CN 103806815A CN 201410093603 A CN201410093603 A CN 201410093603A CN 103806815 A CN103806815 A CN 103806815A
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Abstract
The invention provides a shutter for protecting a cabinet body. The shutter comprises a shutter frame and leaf blades arranged in parallel. The shutter is characterized in that the leaf blades are arranged among filter screens; each leaf blade comprises a front leaf blade and a back leaf blade which are integrally formed; transition areas between the front leaf blades and the back leaf blades are in arc shapes; the leaf blades are in arc shapes and are divided into the front leaf blades and the back leaf blades by the top points C on the transition areas, the front leaf blades slope downward, and the back leaf blades slightly tilt upward; the leaf blades and the shutter frame are made of polyvinyl chloride resin. The level of the protection of the shutter satisfies the requirement of IP54, the outer part of the cabinet body is effectively prevented from drenching from top to bottom, spraying in horizontal direction and splashing from bottom to top, and the ventilation and the heat dissipation of parts in the cabinet cannot be effected.
Description
Technical field:
The present invention relates to be a kind ofly embedded on cabinet, the shutter of protection and ventilation function is provided, relate in particular to a kind of degree of protection and meet IP54, but do not affect the shutter of device ventilation and heat in cabinet.
Background technology:
Outdoor Intelligent component cabinet in intelligent substation of electric power system, integrated control cabinet, the outdoor intelligent terminal cabinet in distribution, and the degree of protection of non-vehicle outdoor charging cabinet in electric automobile charging station should reach IP54.According to GB4208-2008 shell protection grade (IP code), reach IP54 and must meet 3 conditions simultaneously: 1. to personnel protection---diameter 1.0mm, the rigidity examination tool of length 100mm must not enter shell, or with shell in dangerous parts keep enough gap; 2. to equipment protection---allow a limited number of dusts to enter, but the amount of dust entering must not affect the normal operation of equipment, must not affect safety; 3. to equipment protection---with the flow of 10L/min, to shell all directions trickle, the 10min that sprays water or dabble, must not cause adverse effect to equipment.
Rack, except meeting the requirement of degree of protection, also should meet the requirement of internal components ventilation and heat; Along with the obstruction of ventilation opening Inner filter net mesh, the reduction of permeability, in-cabinet temperature raises gradually, and device temperature directly affects the operational reliability of electronic equipment, in general, 10 ℃ of the every risings of operating temperature, the lost of life of equipment is original half.
Existing protection method is in the framework in rack ventilation opening, and sponge filter screen is installed, and realizes waterproof and dust reduction capability simultaneously, and filtrate generally selects the good polyurethane of permeability to filter sponge.The sieving better performances of polyurethane sponge, can receive the solid dust or the suspended particulate substance that enter filtrate, but after filtrate laying dust, permeability can decrease; The absorption property of polyurethane sponge is better, current that can entry deterrence filtrate, but after water suction, due to the surface tension of liquid, the permeability of filtrate will significantly reduce; Overall suspended pellet (TSP) concentration in most of city, the whole nation is at 0.2mg/m
3above, have unavoidably dust deposit in sponge filter screen, after filtrate water suction, can cause dust caking, mesh stops up, if do not carry out manual cleaning, permeability cannot be recovered.
Summary of the invention:
The object of the invention is to overcome existing above-mentioned deficiency in prior art.
Technical scheme provided by the invention is: for the shutter of cabinet protection, described shutter comprises the blade that forms framework peace row is arranged, and its improvements are: described blade is located between filter screen; Described blade comprises integrated front vane and rear blade; The transition region of described front vane and described rear blade is curved; Described blade is arc, and described blade is divided into described front vane and rear blade by its transition region summit C, and described front vane is downward-sloping, and described rear blade is upturned slightly; Described blade and forms framework adopt Corvic to make.
Preferably, described forms framework is connected to form by top frame, underframe and both sides munnion; Described forms framework comprises former and later two end faces; Described filter screen comprises the anti-dust filter mesh of being located at the Steel net of described forms framework front end face and being located at described forms framework rear end face.
Further, the inside wall of described forms framework both sides munnion is provided with the blades installation hole that vertical direction is arranged in parallel; The shape in described blades installation hole is identical with blade longitudinal section shape; Described blade both sides are fixedly installed in described blades installation hole by tight inserting mode respectively.
Preferably, between described blade, mutually block, the terminal A of last layer blade front end is lower than the peak D of lower one deck blade rear end.
Further, between described blade, mutually laminate, the line between terminal A and the terminal B of rear end of last layer blade front end, is spatially tiltedly passed down through the arc-shaped transition region between lower one deck blade front vane and rear blade.
Further, the line between the terminal A of last layer blade front end and the summit C of lower one deck blade arc transition region and the last layer blade E that intersects at a point; Take the normal of intersection point E as axle, the broken line EF of straight line ACE and the intersection point F of lower one deck blade do not exceed the rear end of lower one deck blade.
Further, described forms framework front end face surrounding is provided with the frame of giving prominence to laterally perpendicular to described forms framework; The top frame of described forms framework is provided with respectively with underframe outside the groove that trend is vertical with described frame base, section is rectangle along described frame base; In described groove, be placed with fixation clamp, described fixation clamp is made up of two orthogonal side plates; The laminating of one of them side plate of described fixation clamp and described channel bottom, and the width of described groove equals the width of this side plate, and the length of described groove is greater than the length of this side plate, and the degree of depth of described groove is no more than the thickness of this side plate; Another side plate of described fixation clamp is parallel with the medial surface of frame, and is equipped with screw on this side plate.
Further, the medial surface shape of described forms framework top frame is consistent with the arc area shape on edge under blade; The medial surface shape of described forms framework underframe is consistent with the arc area shape on edge on blade.
Further, described blade size shape is identical, and the distance between each blade equates; The spacing that spacing between described forms framework top frame and the superiors' blade equals between described forms framework underframe and orlop blade equals the spacing between each blade.
Further, the spacing between described blade is less than 20mm.
Further, on described blade, the arc length on edge is greater than 80mm.
Further, the mesh length of side of described Steel net is less than 1.0mm.
Further, described anti-dust filter mesh embeds in described forms framework rear end face framework; Described anti-dust filter mesh and the laminating of rear end face frame inner wall, seamless each other; Described anti-dust filter mesh rear side is provided with the detachable buckle closure that wraps up described forms framework rear end face framework from surrounding; Described buckle closure presses described anti-dust filter mesh.
Further, described buckle closure is provided with corresponding with position, forms framework air channel, the perforate that draught area is similar; In the perforate of described buckle closure, be provided with and maintain buckle closure profile, bear the reinforcing rib of external force while installation.
Further, the rear side of described anti-dust filter mesh arranges fan; Described fan is located in air duct, and described air duct front end is provided with diffusing opening; Described air duct rear end is provided with wind-collecting cover.
Further, the front end of described diffusing opening extends forward, wraps forms framework rear end face framework from surrounding, presses described anti-dust filter mesh; Described diffusing opening, described air duct and described wind-collecting cover are one-body molded, seamlessly transit each other, seamless; The air intake of described wind-collecting cover stretches by a small margin laterally.
Further, the filtrate of described anti-dust filter mesh adopts synthetic fibers or glass fiber to make, and is coated with hydrophobic coat on filter media fibre.
Further, the top frame of the upper and lower surface of described blade, described forms framework and the medial surface of underframe are smooth smooth, and surface is coated with hydrophobic coat.
Further, the Steel Wire Surface of described Steel net is coated with hydrophobic coat.
Further, the coating of described hydrophobic coat adopts room temperature vulcanized silicone rubber, polytetrafluoroethylene (PTFE) or octadecanoid acid to make.
Compared with immediate prior art, the application has following marked improvement:
(1) forms frame front end is installed Steel net, and the mesh length of side of filter screen is less than 1.0mm, in stoping solid foreign materials to enter, has slowed down the flow rate of water flow of injecting from all directions;
(2) front vane is downward-sloping, and rear blade upwarps slightly, between blade, mutually blocks, and the terminal A of last layer blade front end is lower than the peak D of lower one deck blade rear end; Make blade can stop that trickle from top to bottom and the water spray of horizontal direction enter cabinet;
(3) between blade, mutually laminate, the line between terminal A and the terminal B of rear end of last layer blade front end, is spatially tiltedly passed down through the arc-shaped transition region between lower one deck blade front vane and rear blade; Make blade can stop dabbling and enter cabinet from the bottom up;
(4) the line AC between the terminal A point of last layer blade front end and lower one deck blade arc transition region summit C, with the last layer blade E that intersects at a point, the normal of ordering take E is axle, and the broken line EF of straight line ACE and the intersection point F of lower one deck blade do not exceed the rear end of lower one deck blade; After the current and the collision of last layer blade that make to inject from the bottom up, the globule splashing can be caught by lower one deck blade, and flows out cabinet along lower one deck blade;
(5) blade of shutter has blocked outside trickle from top to bottom, the water spray of horizontal direction and dabbling from the bottom up; The filtrate of anti-dust filter mesh is kept dry, prevent that the intake permeability that causes of filtrate from declining;
(6) the inner side shape of forms top frame is consistent with the shape on edge under blade, and the inner side shape of forms underframe is consistent with the shape on edge on blade, prevents that current from injecting cabinet from the space between space or underframe and orlop blade between top frame and the superiors' blade;
(7) upper and lower surface of blade, the medial surface of forms top frame and underframe is smooth smooth, surface is coated with hydrophobic coat, make to drench from top, level sprays into and below is splashed in current in window and blade or window frame side collision, be broken for a large amount of, discontinuous, spherical droplet, flow out rapidly outside cabinet along blade or window frame inner surface;
(8) Steel Wire Surface in Steel net is coated with hydrophobic coat, prevents from forming moisture film in mesh, hinders ventilation;
(9) filtrate of anti-dust filter mesh adopts synthetic fibers or glass fiber, and filter media fibre surface is coated with hydrophobic coat, makes the globule that enters filtrate between fiber, be broken into the more broken little globule, stops the globule between filter media fibre, to diffuse into moisture film; The water imbibition of synthetic fibers or glass fiber is less, adheres to after hydrophobic coat, and moisture cannot enter ditch seam or the micropore of fiber surface more, and moisture can only, in free state between fiber, be very easy to air-dry;
(10) terminal A of blade front end and the terminal B of rear end do not exceed respectively the front and rear end of window frame, prevent the both sides of current from forms, with angle of inclination, crack between forms framework and the blade of outstanding forms frame end face, inject in cabinet, be convenient to forms front end simultaneously Steel net is installed, anti-dust filter mesh is installed in forms rear end;
(11) length of side that the spacing of the spacing of blade, blade and window frame inner side is less than edge on 20mm or blade is greater than the rear end face that hinged examination that 80mm makes simulation finger refers to enter or to exceed forms framework;
(12) blade and forms framework adopt Corvic to make, lightly durable, and have good corrosion resistance, and can strengthen the adhesive power of hydrophobic coating.
Accompanying drawing explanation:
Accompanying drawing 1: the position relationship schematic diagram between the shape of blade and upper and lower layer blade;
Accompanying drawing 2: degree of protection meets the shutter longitudinal plane structure schematic diagram of the embodiment 1 of IP14D;
Accompanying drawing 3: degree of protection meets the shutter longitudinal plane structure schematic diagram of the embodiment 2 of IP44;
Accompanying drawing 4: degree of protection meets the shutter longitudinal plane structure schematic diagram of the embodiment 3 of IP54;
Accompanying drawing 5: adopt air cooling way, degree of protection meets the shutter longitudinal plane structure schematic diagram of the embodiment 4 of IP54.
Wherein: 1-blade; 2-top frame; 3-underframe; 4-frame; 5-draw-in groove; 6-cabinet cladding plate; 7-fixation clamp; 8-screw; 9-Steel net; 10-anti-dust filter mesh; 11-rear end face framework; 12-buckle closure; 13-fan; 14-diffusing opening; 15-air duct; 16-wind-collecting cover.
The specific embodiment:
In order to understand better the present invention, below in conjunction with Figure of description, content of the present invention is described further:
As shown in Figure 1: blade of louver window adopts Corvic (PVC) to make, and lightly durable, the shape of each blade is identical; Blade (1) is arc, can make airflow smooth, contributes to reduce gas-flow resistance; Blade is divided into front vane and rear blade by the summit C in arc-shaped transition district, and front vane is downward-sloping, enters cabinet for rainproof or prevention trickle from top to bottom; Rear blade is upturned slightly, is convenient to dabbling and run into after the stopping of blade from the bottom up, flows out cabinet along blade.
Between blade, mutually block, the terminal A of last layer blade front end is lower than the peak D of lower one deck blade rear end, makes blade can stop trickle from top to bottom and the water spray of horizontal direction.
Between blade, mutually laminate, line between terminal A and the terminal B of rear end of last layer blade front end, spatially, tiltedly be passed down through the arc-shaped transition region between lower one deck blade front vane and rear blade, make under the blade of last layer blade to stop dabbling from the bottom up along (being also the arc area between blade (1) below A point and B point); Line and last layer blade between the terminal A of last layer blade front end and lower one deck blade front vane and rear blade between the summit C in arc-shaped transition region intersect at intersection point E, and the solstics that can inject that dabbles is from the bottom up E point.
Between blade, mutually laminate, line AC between the terminal A point of last layer blade front end and lower one deck blade front vane and rear blade between the summit C in arc-shaped transition region, intersect at E point with last layer blade, take the normal (vertical line of E point tangent line) of intersection point E as axle, the broken line EF of straight line ACE and the intersection point F of lower one deck blade do not exceed the rear end of lower one deck blade, after the current and the collision of last layer blade that make to inject from the bottom up, the globule splashing can be caught by lower one deck blade; Because the solstics that current from the bottom up can be injected is E point, the now angle of incidence α maximum of current, the angle of incidence α of current equals the angle of reflection β of the globule, and the solstics that the globule splashing can reach is F point.
, there is following correlation in above-mentioned technical characterictic of the present invention: 1., under the prerequisite remaining unchanged in the inside height of forms framework, blade front end lengthens, the downward-sloping angle of front end strengthens, or the lengthening of blade rear end, can make the spacing appropriateness of blade increase, window frame intra vane quantity reduces thus; 2. under the constant prerequisite of blade pitgh, blade front end lengthens, or the downward-sloping angle of front end strengthens, and can make the maximum incident angle of current reduce, and the length of blade rear end shortens thus.
The 1st embodiment provided by the invention be as shown in Figure 2: shutter forms framework adopts Corvic (PVC) to make, and has good corrosion resistance, and can strengthen the adhesive power of hydrophobic coating; Forms framework is connected to form by top frame (2), underframe (3) and both sides munnion; Forms framework comprises former and later two end faces; The inside wall of forms framework both sides munnion is provided with the blades installation hole that vertical direction is arranged in parallel; The shape in blades installation hole is identical with blade (1) longitudinal section shape; Blade both sides are fixedly installed in blades installation hole by tight inserting mode respectively, and blade can not rotate.
The inside wall shape of forms framework top frame (2) is consistent along the shape of (arc area between blade (1) below A point and B point) with under blade, the inside wall shape of forms framework underframe (3) is consistent with the shape on edge on blade, prevents that current from injecting cabinet from the space between space or underframe (3) and orlop blade between top frame (2) and the superiors' blade; The spacing that the spacing of top frame (2) and the superiors' blade equals underframe (3) and orlop blade equals the spacing between each blade.
The medial surface of upper and lower surface, top frame (2) and the underframe (3) of blade is smooth smooth, surface is coated with hydrophobic coat, make from top drench, level spray into and current in below is splashed into window and blade or window frame in side collision, be broken for a large amount of, discontinuous, spherical droplet, flow out rapidly outside cabinet along blade or window frame inner surface; Hydrophobic coating adopts room temperature vulcanized silicone rubber (RTV), polytetrafluoroethylene (PTFE) (PTEF) or octadecanoid acid (being commonly called as stearic acid) to make.
The terminal A of blade (1) front end does not exceed the front end face (representing with straight line g in Fig. 1) of window frame, the terminal B of blade (1) rear end does not exceed the rear end face (representing with straight line h in Fig. 1) of window frame, prevent the both sides of current from forms, with angle of inclination, crack between forms framework and the blade of outstanding forms frame end face, inject in cabinet, be convenient to, at forms front end, Steel net (9) is installed, anti-dust filter mesh (10) is installed in forms rear end simultaneously.
Shutter adopts embedded installation, at the front end face of forms, has the outstanding forms framework of surrounding the frame (4) vertical with framework, and the external surface of frame (4) is curved; Forms framework top frame (2) is provided with respectively with underframe (3) outside the groove (5) that trend is vertical with frame (4) base, section is rectangle along frame (4) base, groove (5) is for placing fixation clamp (7); When forms embed the perforate in cabinet cladding plates (6), frame (4) is positioned at the outside of cabinet cladding plate (6), forms is fixed with the fixation clamp (7) that groove (5) is interior; Fixation clamp (7) is made up of two orthogonal side plates; One of them side plate of fixation clamp and the laminating of groove (5) bottom, this side plate can only move forward and backward in groove (5), can not transverse shifting, and the width of groove equals the width of this side plate, the length of groove is greater than the length of this side plate, and the degree of depth of groove should not exceed the thickness of this side plate; Another side plate is parallel with the medial surface of frame (4), and on this side plate, be equipped with screw (8), after screw (8) is tightened, the rear portion of groove (5) is withstood in the rear end of fixation clamp (7), the front end of screw (8) withstands cabinet cladding plate (6), and forms can not be moved; The fixation clamp (7) that is positioned at forms framework underframe (3) plays the effect of bracket simultaneously.
Cabinet protection shutter in preventing that current from injecting in cabinet, with identical principle, also can prevent random length and thickness, rigid rod object inserts in cabinet; According to GB4208-2008 shell protection grade (IP code), also need to stop the hinged examination fingering of simulation finger to enter, degree of protection could meet IP14D.
Make spacing between spacing, blade and forms framework top frame (2) and the underframe (3) between blade be less than 20mm or make the length of side on edge on blade be greater than 80mm all to stop entering that hinged examination refers to.
The 2nd embodiment provided by the invention be as shown in Figure 3:
On the basis of the 1st embodiment of the present invention, at the front end of forms, the netted Steel net (9) of window screen is installed, form the 2nd embodiment of the present invention.
As long as the length of side of square mesh is less than 12.5mm in Steel net (9), just can stop entering that hinged examination refers to; Due to limited space in cabinet, Steel net (9) is installed afterwards, just can reduce the length of blade limiting in the 1st embodiment, reduce thus forms taking up room in cabinet.
In the 2nd embodiment provided by the invention, the mesh length of side of Steel net (9) is less than 1.0mm, and degree of protection meets IP44.Because the mesh of Steel net (9) is less, in stoping solid foreign materials to enter, can also slow down the flow rate of water flow of injecting from all directions; The current of injecting are from the bottom up first through Steel net, and then, with the collision of upper strata blade, the globule splashing after collision collides with lower leave again, progressively loses after kinetic energy, outside blade flows out cabinet.
Because the mesh of Steel net (9) is less, if water droplet is attached to Steel Wire Surface, the surface tension of liquid will form moisture film in mesh; Steel Wire Surface in Steel net (9) is coated with hydrophobic coat, prevents that water droplet from forming moisture film in mesh, hinders ventilation.
The 3rd embodiment provided by the invention be as shown in Figure 4:
On the basis of the 2nd embodiment of the present invention, anti-dust filter mesh (10) is installed in forms rear end, form the 3rd embodiment of the present invention; Install after anti-dust filter mesh (10), degree of protection meets IP54.
At forms back-end framework, there is the rear end face framework (11) that holds anti-dust filter mesh (10), anti-dust filter mesh (10) crimping in rear end face framework (11) is tight, indeformable; For the ease of installing, change or clean anti-dust filter mesh, there is easy-to-dismount buckle closure (12) at the rear portion of rear end face framework (11), buckle closure (12) compresses from four limits by anti-dust filter mesh (10), on buckle closure (12), have corresponding with position, air channel in forms framework, the perforate that draught area is similar; In the perforate of buckle closure (12), maintain buckle closure (12) profile, bear the reinforcing rib of external force while installation.
The filtrate of anti-dust filter mesh adopts less synthetic fibers or the glass fiber of water imbibition, and the fiber surface of filtrate adheres to hydrophobic coat; For exceeding, IPX4 demarcates, and flow velocity is current faster, and " water spray " of for example IPX5 or IPX6 definition or " fiercely spraying water ", have the fragmentary globule and splash from the crack of upper and lower two-layer blade, falls into filter material surface; The hydrophobic coat on filter media fibre surface, can make the globule that enters filtrate between fiber, further be broken into the more broken little globule, stops the globule between filter media fibre, to diffuse into moisture film; The water imbibition of synthetic fibers or glass fiber is less, adheres to after hydrophobic coat, and moisture cannot enter ditch seam or the micropore of fiber surface more, and moisture can only, in free state between fiber, be very easy to air-dry.
The 4th embodiment provided by the invention be as shown in Figure 5:
On the basis of the 3rd embodiment of the present invention, install fan (13) additional at the rear portion of anti-dust filter mesh (10), form the 4th embodiment of the present invention; The degree of protection of embodiment 4 is identical with embodiment 3, is still IP54; In Fig. 5, the direction of arrow is air flow.
Rack is provided with the air intake cooling for rack and air outlet, and air intake is positioned at the offside of air outlet; Draft type has two kinds of natural ventilation and forced ventilations; The air intake of natural ventilation adopts the 3rd embodiment provided by the invention, and force ventilated air outlet adopts the 4th embodiment provided by the invention.
For same rack, the exhaust air rate of air outlet will equal the intake of air intake, embodiment 4 is furnished with fan (13), adopts the air draft mode of forcing, and embodiment 3 adopts natural air inlet mode, the forms face area of embodiment 4 is just less than the forms face area of embodiment 3, and the quantity of blade also can correspondingly reduce.
Anti-dust filter mesh (10) only has the effect of resistance dirt in embodiment 4, there is no the filtration in embodiment 3, and owing to not needing to hold dirt, thickness is wanted corresponding minimizing.
Fan (13) is located in air duct (15); Air duct (15) front end is provided with diffusing opening (14), and air duct rear end is provided with wind-collecting cover (16); Diffusing opening (14) extends forward, wrap the rear end face framework (11) of forms framework from surrounding, play the effect of buckle closure in embodiment 3 (12), while changing anti-dust filter mesh (10), fan (13) together must be taken off, the extension of diffusing opening (14) compresses anti-dust filter mesh (10) from four limits, closely press close to forms framework rear end face framework (11), seamless each other; Diffusing opening (14), air duct (15) and wind-collecting cover (16) are one-body molded, seamlessly transit each other, seamless; The air intake of wind-collecting cover (16) stretches by a small margin laterally.
These are only embodiments of the invention, be not limited to the present invention, within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in the claim scope of the present invention that application awaits the reply.
Claims (20)
1. for the shutter of cabinet protection, described shutter comprises the blade that forms framework peace row is arranged, and it is characterized in that: described blade is located between filter screen; Described blade comprises integrated front vane and rear blade; The transition region of described front vane and described rear blade is curved; Described blade is arc, and described blade is divided into described front vane and rear blade by its transition region summit C, and described front vane is downward-sloping, and described rear blade is upturned slightly; Described blade and forms framework adopt Corvic to make.
2. the shutter for cabinet protection as claimed in claim 1, is characterized in that:
Described forms framework is connected to form by top frame, underframe and both sides munnion; Described forms framework comprises former and later two end faces; Described filter screen comprises the anti-dust filter mesh of being located at the Steel net of described forms framework front end face and being located at described forms framework rear end face.
3. the shutter for cabinet protection as claimed in claim 2, is characterized in that:
The inside wall of described forms framework both sides munnion is provided with the blades installation hole that vertical direction is arranged in parallel; The shape in described blades installation hole is identical with blade longitudinal section shape; Described blade both sides are fixedly installed in described blades installation hole by tight inserting mode respectively.
4. the shutter for cabinet protection as claimed in claim 1, is characterized in that:
Between described blade, mutually block, the terminal A of last layer blade front end is lower than the peak D of lower one deck blade rear end.
5. the shutter for cabinet protection as claimed in claim 4, is characterized in that:
Between described blade, mutually laminate, the line between terminal A and the terminal B of rear end of last layer blade front end, is spatially tiltedly passed down through the arc-shaped transition region between lower one deck blade front vane and rear blade.
6. the shutter for cabinet protection as claimed in claim 5, is characterized in that:
Line between the summit C of the terminal A of last layer blade front end and lower one deck blade arc transition region and the last layer blade E that intersects at a point; Take the normal of intersection point E as axle, the broken line EF of straight line ACE and the intersection point F of lower one deck blade do not exceed the rear end of lower one deck blade.
7. the shutter for cabinet protection as claimed in claim 2, is characterized in that:
Described forms framework front end face surrounding is provided with the frame of giving prominence to laterally perpendicular to described forms framework; The top frame of described forms framework is provided with respectively with underframe outside the groove that trend is vertical with described frame base, section is rectangle along described frame base; In described groove, be placed with fixation clamp, described fixation clamp is made up of two orthogonal side plates; The laminating of one of them side plate of described fixation clamp and described channel bottom, and the width of described groove equals the width of this side plate, and the length of described groove is greater than the length of this side plate, and the degree of depth of described groove is no more than the thickness of this side plate; Another side plate of described fixation clamp is parallel with the medial surface of frame, and is equipped with screw on this side plate.
8. the shutter for cabinet protection as claimed in claim 7, is characterized in that:
The medial surface shape of described forms framework top frame is consistent with the arc area shape on edge under blade; The medial surface shape of described forms framework underframe is consistent with the arc area shape on edge on blade.
9. the shutter for cabinet protection as claimed in claim 8, is characterized in that:
Described blade size shape is identical, and the distance between each blade equates; The spacing that spacing between described forms framework top frame and the superiors' blade equals between described forms framework underframe and orlop blade equals the spacing between each blade.
10. the shutter for cabinet protection as claimed in claim 9, is characterized in that:
Spacing between described blade is less than 20mm.
11. shutters for cabinet protection as claimed in claim 9, is characterized in that:
On described blade, the arc length on edge is greater than 80mm.
12. shutters for cabinet protection as claimed in claim 2, is characterized in that:
The mesh length of side of described Steel net is less than 1.0mm.
13. shutters for cabinet protection as claimed in claim 2, is characterized in that:
Described anti-dust filter mesh embeds in described forms framework rear end face framework; Described anti-dust filter mesh and the laminating of rear end face frame inner wall, seamless each other; Described anti-dust filter mesh rear side is provided with the detachable buckle closure that wraps up described forms framework rear end face framework from surrounding; Described buckle closure presses described anti-dust filter mesh.
14. shutters for cabinet protection as claimed in claim 13, is characterized in that:
Described buckle closure is provided with corresponding with position, forms framework air channel, the perforate that draught area is similar; In the perforate of described buckle closure, be provided with and maintain buckle closure profile, bear the reinforcing rib of external force while installation.
15. shutters for cabinet protection as claimed in claim 13, is characterized in that:
The rear side of described anti-dust filter mesh arranges fan; Described fan is located in air duct, and described air duct front end is provided with diffusing opening; Described air duct rear end is provided with wind-collecting cover.
16. shutters for cabinet protection as claimed in claim 15, is characterized in that:
The front end of described diffusing opening extends forward, wraps forms framework rear end face framework from surrounding, presses described anti-dust filter mesh; Described diffusing opening, described air duct and described wind-collecting cover are one-body molded, seamlessly transit each other, seamless; The air intake of described wind-collecting cover stretches by a small margin laterally.
17. shutters for cabinet protection as claimed in claim 2, is characterized in that:
The filtrate of described anti-dust filter mesh adopts synthetic fibers or glass fiber to make, and is coated with hydrophobic coat on filter media fibre.
18. shutters for cabinet protection as claimed in claim 8, is characterized in that:
The medial surface of the upper and lower surface of described blade, the top frame of described forms framework and underframe is smooth smooth, and surface is coated with hydrophobic coat.
19. shutters for cabinet protection as claimed in claim 12, is characterized in that:
The Steel Wire Surface of described Steel net is coated with hydrophobic coat.
20. shutters for cabinet protection as described in claim 18 or 19, is characterized in that:
The coating of described hydrophobic coat adopts room temperature vulcanized silicone rubber, polytetrafluoroethylene (PTFE) or octadecanoid acid to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410093603.0A CN103806815B (en) | 2014-03-13 | 2014-03-13 | Shutter for protecting cabinet body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410093603.0A CN103806815B (en) | 2014-03-13 | 2014-03-13 | Shutter for protecting cabinet body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103806815A true CN103806815A (en) | 2014-05-21 |
| CN103806815B CN103806815B (en) | 2015-06-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410093603.0A Active CN103806815B (en) | 2014-03-13 | 2014-03-13 | Shutter for protecting cabinet body |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633826A (en) * | 2016-03-22 | 2016-06-01 | 国网山西省电力公司临汾供电公司 | 110kV transformer air-cooling control box |
| CN106099712A (en) * | 2016-08-24 | 2016-11-09 | 河南森源电气股份有限公司 | Dustproof heat radiator and use the box-type substation of this dustproof heat radiator |
| CN106285399A (en) * | 2016-08-25 | 2017-01-04 | 长沙海森工业设计有限公司 | Universal water-proof shutters |
| CN107482485A (en) * | 2017-09-15 | 2017-12-15 | 宁波博恩电气有限公司 | The dust removal method of capacitor cabinet |
| CN108321693A (en) * | 2018-03-20 | 2018-07-24 | 武汉新仪科技有限公司 | A kind of transformation cabinet dustproof heat radiator |
| CN111613990A (en) * | 2020-05-27 | 2020-09-01 | 如东中灿机械有限公司 | Distribution box and processing technology thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1413077A (en) * | 2001-10-11 | 2003-04-23 | 三菱电机株式会社 | Vehicle-mounted electronic equipment |
| CN2814898Y (en) * | 2005-08-16 | 2006-09-06 | 廉纪奎 | Ventilative waterproof net module |
| CN101309565A (en) * | 2008-06-19 | 2008-11-19 | 江苏永昇空调有限公司 | Ventilation and rain-guard apparatus for radar antenna front |
| CN201910983U (en) * | 2010-12-23 | 2011-07-27 | 四川九洲光电科技股份有限公司 | Power supply with connector |
| WO2012108398A1 (en) * | 2011-02-08 | 2012-08-16 | 三洋電機株式会社 | Power conditioner |
| EP2152052B1 (en) * | 2008-08-07 | 2013-10-02 | Nokia Siemens Networks Oy | Casing for sheltering electronic components and network element and air passage |
| CN103442537A (en) * | 2013-08-29 | 2013-12-11 | 陕西海泰电子有限责任公司 | Air inlet protection device of equipment cabinet |
-
2014
- 2014-03-13 CN CN201410093603.0A patent/CN103806815B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1413077A (en) * | 2001-10-11 | 2003-04-23 | 三菱电机株式会社 | Vehicle-mounted electronic equipment |
| CN2814898Y (en) * | 2005-08-16 | 2006-09-06 | 廉纪奎 | Ventilative waterproof net module |
| CN101309565A (en) * | 2008-06-19 | 2008-11-19 | 江苏永昇空调有限公司 | Ventilation and rain-guard apparatus for radar antenna front |
| EP2152052B1 (en) * | 2008-08-07 | 2013-10-02 | Nokia Siemens Networks Oy | Casing for sheltering electronic components and network element and air passage |
| CN201910983U (en) * | 2010-12-23 | 2011-07-27 | 四川九洲光电科技股份有限公司 | Power supply with connector |
| WO2012108398A1 (en) * | 2011-02-08 | 2012-08-16 | 三洋電機株式会社 | Power conditioner |
| CN103442537A (en) * | 2013-08-29 | 2013-12-11 | 陕西海泰电子有限责任公司 | Air inlet protection device of equipment cabinet |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633826A (en) * | 2016-03-22 | 2016-06-01 | 国网山西省电力公司临汾供电公司 | 110kV transformer air-cooling control box |
| CN106099712A (en) * | 2016-08-24 | 2016-11-09 | 河南森源电气股份有限公司 | Dustproof heat radiator and use the box-type substation of this dustproof heat radiator |
| CN106285399A (en) * | 2016-08-25 | 2017-01-04 | 长沙海森工业设计有限公司 | Universal water-proof shutters |
| CN107482485A (en) * | 2017-09-15 | 2017-12-15 | 宁波博恩电气有限公司 | The dust removal method of capacitor cabinet |
| CN108321693A (en) * | 2018-03-20 | 2018-07-24 | 武汉新仪科技有限公司 | A kind of transformation cabinet dustproof heat radiator |
| CN111613990A (en) * | 2020-05-27 | 2020-09-01 | 如东中灿机械有限公司 | Distribution box and processing technology thereof |
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| CN103806815B (en) | 2015-06-24 |
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