CN108019860A - A kind of frequency converter computer room negative pressure adjustment structure - Google Patents

A kind of frequency converter computer room negative pressure adjustment structure Download PDF

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Publication number
CN108019860A
CN108019860A CN201711472483.5A CN201711472483A CN108019860A CN 108019860 A CN108019860 A CN 108019860A CN 201711472483 A CN201711472483 A CN 201711472483A CN 108019860 A CN108019860 A CN 108019860A
Authority
CN
China
Prior art keywords
motor
frequency converter
chamber
clapboard
computer room
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711472483.5A
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Chinese (zh)
Inventor
吴庆瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHISHI KURUI ELECTRICAL Co Ltd
Original Assignee
SHISHI KURUI ELECTRICAL Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHISHI KURUI ELECTRICAL Co Ltd filed Critical SHISHI KURUI ELECTRICAL Co Ltd
Priority to CN201711472483.5A priority Critical patent/CN108019860A/en
Publication of CN108019860A publication Critical patent/CN108019860A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/007Ventilation with forced flow

Abstract

The invention discloses a kind of frequency converter computer room negative pressure adjustment structure, the present invention has rational in infrastructure simple, production cost is low, it is easy for installation, it is multiple functional, solve conventional method and have following drawback in installation air duct radiation mode, extraneous dust and pollution air can enter, again can not be to the dust and contaminated filter in the air of entrance, cause air and its dirt of inside, and ventilation effect it is poor the problem of, lower fan and upper fan rise hot-air, discharge ventilating opening, first motor driven gear, gear drives arc-shaped rack, realize the closure of shield, winding motor drives upper bracket to be moved on slide, realize the effect of quick air draft.

Description

A kind of frequency converter computer room negative pressure adjustment structure
Technical field
The present invention relates to converter technology field, more particularly to a kind of frequency converter computer room negative pressure adjustment structure.
Background technology
China continues to increase the aggregate demand of the energy with the increasingly raising of the rate of economic development, and in world's energy Source deposit but increasingly lacks, and energy-conserving product becomes continuous focus of attention.Also with the maturation of high-voltage frequency converter technology, become High-tech product that can be effectively energy-saving, application are also more and more extensive.
High voltage converter volume is big, heat dissipation capacity is big, and high voltage converter improvement project can all build independent high voltage converter Computer room and cooling system.Usual people install band strainer (dust-proof) additional by the way of air duct radiation, that is, by frequency converter computer room Air inlet, frequency converter top installs air outlet duct additional, by way of frequency converter wind turbine carries out forced heat radiation, this conventional method There is following drawback installing air duct radiation mode additional, extraneous dust and pollution air can enter, and can not be to the air of entrance In dust and contaminated filter, cause air and its dirt of inside, and ventilation effect is poor, so needing a kind of new technology Make up this deficiency.
The content of the invention
The purpose of the present invention is that to solve the above-mentioned problems and provides a kind of frequency converter computer room negative pressure adjustment structure, solves Conventional method of having determined has following drawback in installation air duct radiation mode, and extraneous dust and pollution air can enter, and can not To the dust and contaminated filter in the air of entrance, cause air and its dirt of inside, and the problem of ventilation effect is poor.
To solve the above-mentioned problems, the present invention provides a kind of technical solution:A kind of frequency converter computer room negative pressure adjustment structure, Including frequency converter, its innovative point is:Further include frequency converter computer room, dirt pocket, arc-shaped cover, ventilating opening, shield, arc-shaped rack, Gear, the first motor, chain, left clapboard, right clapboard, separation net, shaft, hairbrush, flange, the second motor, hydroecium, nozzle, under Stent, the 3rd motor, lower fan, slide, upper bracket, the 4th motor, upper fan, pulley, winding motor and cable;The frequency conversion Device is arranged in frequency converter computer room;The top of the frequency converter computer room is fixed and is communicated with a dirt pocket;The dirt pocket and change Separation net is equipped between frequency device computer room;An arc-shaped cover is fixedly connected with the top of the dirt pocket;Set on the arc-shaped cover There is a ventilating opening;A shield is hinged with the ventilating opening;Lower end is fixedly connected with an arc-shaped gear on the left of the shield Bar;A gear is engaged on the arc-shaped rack, the gear is arranged on the chamber top surface of arc-shaped cover;The gear Input terminal is connected together by the output terminal of chain and the first motor, and first motor is similarly disposed at the chamber of arc-shaped cover On ceiling face;Two spaced left clapboards and right clapboard, the left clapboard are fixedly connected with the chamber of the dirt pocket It is mutually perpendicular to right clapboard with horizontal plane;The both sides of the dirt pocket are connected with a shaft, the shaft with Horizontal plane is mutually perpendicular to;Several hairbrush have been fixedly connected with the outer surface of the shaft;The lower end of the shaft is equipped with one A flange, the flange are fixedly connected with separation net;The upper surface both sides of the dirt pocket have been fixedly connected with one Two motors;The output shaft of second motor is respectively together with corresponding shaft axis connection;The upper surface two of the dirt pocket Side is also equipped with a hydroecium;A nozzle, the nozzle alignment hairbrush are equipped with the hydroecium;The left clapboard and it is right every A lower carriage is fixedly connected between plate;The 3rd motor is fixedly connected with the lower carriage;3rd motor Axis connection has a lower fan on output shaft;One has been fixedly connected with the chamber wall of left clapboard and the right clapboard inner top side A slide;A upper bracket is slidably connected on the slide;Two spaced are fixedly connected with the upper bracket Four motors;Equal axis connection has a upper fan on the output shaft of 4th motor;On the top of the left clapboard and right clapboard A pulley has been fixedly connected with, a winding motor has been fixedly connected with the outer surface of the left clapboard and right clapboard;Institute State and a cable be equipped with pulley, one end of the cable is connected on the Scroll of winding motor, the cable it is another End is connected on upper bracket.
Preferably, further include filter screen, flashing board, left side room, thin air inlet net and thick air inlet net;The frequency converter computer room Left side fix be communicated with one left side room;A filter screen is equipped between the left side room and frequency converter computer room;The left side A thick air inlet net is fixedly connected with the leftward position of room;A thin air inlet is fixedly connected with the right side of the thick air inlet net Net;Several inclined flashing boards are fixedly connected with the left surface of the filter screen.
Preferably, further include right side room, air hose, the 5th motor, rotary fan, negative pressure control making sheet, spherical chamber, the 6th electricity Machine and flap;The right side of the frequency converter computer room is communicated with spherical chamber and right side room by air hose successively fixation;The spherical chamber Top on be fixedly connected with the 6th motor, be fixedly connected with the output shaft of the 6th motor several different in size Flap, the flap are respectively positioned on the chamber interior of spherical chamber;A vacuum cavitations are equipped with the left of the chamber interior of the right side room Plate;The 5th motor is equipped with the right side of the chamber interior of the right side room;Axis connection has one on the output shaft of 5th motor A rotary fan.
Preferably, further include filter chamber, universal wheel, lower encioser, valve plate, activated charcoal strainer, swingle, the 7th electricity Machine, aerofoil, upper encloser and ventilation fan;The filter chamber is arranged in the chamber of frequency converter computer room;The lower end of the filter chamber is set There are several universal wheels;The lower end global formation of the filter chamber has a lower encioser;It is slidably connected in the chamber of the lower encioser There are two symmetrically arranged valve plates;The upper end global formation of the filter chamber has a upper encloser;One is equipped with the upper encloser A ventilation fan;The chamber interior upper end of the filter chamber is equipped with several activated charcoal strainers;Under the chamber interior of the filter chamber End is equipped with a swingle, and the swingle is together with the output shaft axis connection of the 7th motor;The outer surface of the swingle On be fixedly connected with an aerofoil.
Preferably, the universal wheel is equipped with anti-skid device.
Preferably, the cable is wire rope.
Beneficial effects of the present invention:The present invention have it is rational in infrastructure it is simple, production cost is low, easy for installation, multiple functional, Solve conventional method and have following drawback in installation air duct radiation mode, extraneous dust and pollution air can enter, and nothing The problem of method causes air and its dirt of inside to the dust and contaminated filter in the air of entrance, and ventilation effect is poor, under Fan and upper fan rise hot-air, discharge ventilating opening, the first motor driven gear, and gear drives arc-shaped rack, realizes and hides The closure of plate, winding motor drive upper bracket to be moved on slide, realize the effect of quick air draft, and during dedusting, nozzle is by clear water It is sprayed onto on hairbrush, the second motor drives shaft to rotate, and the dust in air is got up by hairbrush absorption, and the 5th motor drives rotary wind Fan rotates, and the 6th motor drives flap to rotate, so as to drive air to enter in frequency converter computer room, takes a breath, and discharges dust Discharged with dirty air from left side room, negative pressure control making sheet is controlled the air velocity for entering right side room, in order to further The filter effect to frequency converter computer room inner air is improved, being provided with several activated carbons there is provided filter chamber, in filter chamber filters Net is filtered.
Brief description of the drawings
For ease of explanation, the present invention is described in detail by following specific implementations and attached drawing.
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the right side cell structure schematic diagram of the present invention.
Fig. 3 is the structure diagram of filter chamber of the present invention.
1- frequency converters;2- frequency converter computer rooms;3- dirt pockets;4- arc-shaped covers;5- ventilating openings;6- shields;7- arc-shaped racks;8- Gear;The first motors of 9-;10- chains;11- left clapboards;12- right clapboards;13- separation nets;14- shafts;15- hairbrush;16- is convex Edge;The second motors of 17-;18- hydroeciums;19- nozzles;20- lower carriages;The 3rd motors of 21-;Fan under 22-;23- slides;On 24- Stent;The 4th motors of 25-;The upper fans of 26-;27- pulleys;28- winding motors;29- cables;30- filter screens;31- flashing boards; Room on the left of 32-;The thin air inlet nets of 33-;The thick air inlet nets of 34-;Room on the right side of 35-;36- air hoses;The 5th motors of 37-;38- rotary fans; 39- negative pressure control making sheet;40- spherical chambers;The 6th motors of 41-;42- flaps;43- filter chambers;44- universal wheels;45- lower enciosers;46- Valve plate;47- activated charcoal strainers;48- swingles;The 7th motors of 49-;50- aerofoils;51- upper enclosers;52- ventilation fans.
Embodiment
As shown in Figure 1, present embodiment uses following technical scheme:A kind of frequency converter computer room negative pressure adjustment structure, Including frequency converter 1, further include frequency converter computer room 2, dirt pocket 3, arc-shaped cover 4, ventilating opening 5, shield 6, arc-shaped rack 7, gear 8, First motor 9, chain 10, left clapboard 11, right clapboard 12, separation net 13, shaft 14, hairbrush 15, flange 16, the second motor 17, Hydroecium 18, nozzle 19, lower carriage 20, the 3rd motor 21, lower fan 22, slide 23, upper bracket 24, the 4th motor 25, upper fan 26th, pulley 27, winding motor 28 and cable 29;The frequency converter 1 is arranged in frequency converter computer room 2;The frequency converter computer room 2 Top is fixed and is communicated with a dirt pocket 3;Separation net 13 is equipped between the dirt pocket 3 and frequency converter computer room 2;The dirt pocket An arc-shaped cover 4 is fixedly connected with 3 top;The arc-shaped cover 4 is equipped with a ventilating opening 5;It is hinged on the ventilating opening 5 There is a shield 6;The 6 left side lower end of shield is fixedly connected with an arc-shaped rack 7;It has been engaged on the arc-shaped rack 7 One gear 8, the gear 8 are arranged on the chamber top surface of arc-shaped cover 4;The input terminal of the gear 8 passes through chain 10 and The output terminal of one motor 9 is connected together, and first motor 9 is similarly disposed on the chamber top surface of arc-shaped cover 4;It is described to remove Two spaced left clapboards 11 and right clapboard 12, the left clapboard 11 and right clapboard are fixedly connected with the chamber of dirt room 3 12 are mutually perpendicular to horizontal plane;The both sides of the dirt pocket 3 are connected with a shaft 14, and the shaft 14 is and water Plane is mutually perpendicular to;Several hairbrush 15 have been fixedly connected with the outer surface of the shaft 14;The lower end of the shaft 14 is all provided with There is a flange 16, the flange 16 is fixedly connected with separation net 13;The upper surface both sides of the dirt pocket 3 are fixed to be connected It is connected to second motor 17;The output shaft of second motor 17 is respectively together with corresponding 14 axis connection of shaft;It is described The upper surface both sides of dirt pocket 3 are also equipped with a hydroecium 18;A nozzle 19, the nozzle 19 are equipped with the hydroecium 18 It is directed at hairbrush 15;A lower carriage 20 is fixedly connected between the left clapboard 11 and right clapboard 12;It is solid on the lower carriage 20 Surely it is connected with the 3rd motor 21;Axis connection has a lower fan 22 on the output shaft of 3rd motor 21;It is described it is left every A slide 23 has been fixedly connected with the chamber wall of 12 inner top side of plate 11 and right clapboard;Slidably connected on the slide 23 One upper bracket 24;Two the 4th spaced motors 25 are fixedly connected with the upper bracket 24;4th motor 25 Output shaft on axis connection have a upper fan 26;One has been fixedly connected with the top of the left clapboard 11 and right clapboard 12 A pulley 27, has been fixedly connected with a winding motor 28 on the outer surface of the left clapboard 11 and right clapboard 12;The pulley A cable 29 is equipped with 27, one end of the cable 29 is connected on the Scroll of winding motor 28, the cable 29 The other end is connected on upper bracket 24.
As shown in Figure 1, further include filter screen 30, flashing board 31, left side room 32, thin air inlet net 33 and thick air inlet net 34;Institute The left side fixation for stating frequency converter computer room 2 is communicated with left side room 32;One is equipped between the left side room 32 and frequency converter computer room 2 A filter screen 30;A thick air inlet net 34 is fixedly connected with the leftward position of the left side room 32;The thick air inlet net 34 Right side is fixedly connected with one thin air inlet net 33;Several inclined flashing boards are fixedly connected with the left surface of the filter screen 30 31。
As shown in Fig. 2, further include right side room 35, air hose 36, the 5th motor 37, rotary fan 38, negative pressure control making sheet 39, ball Shape room 40, the 6th motor 41 and flap 42;The right side of the frequency converter computer room 2 is communicated with spherical chamber by air hose 36 successively fixation 40 and right side room 35;Be fixedly connected with the 6th motor 41 on the top of the spherical chamber 40, the 6th motor 41 it is defeated Several flaps 42 different in size are fixedly connected with shaft, the flap 42 is respectively positioned on the chamber interior of spherical chamber 40;It is described A negative pressure control making sheet 39 is equipped with the left of the chamber interior of right side room 35;One is equipped with the right side of the chamber interior of the right side room 35 5th motor 37;Axis connection has a rotary fan 38 on the output shaft of 5th motor 37.
As shown in figure 3, further include filter chamber 43, universal wheel 44, lower encioser 45, valve plate 46, activated charcoal strainer 47, rotation Bar 48, the 7th motor 49, aerofoil 50, upper encloser 51 and ventilation fan 52;The filter chamber 43 is arranged on the chamber of frequency converter computer room 2 In;The lower end of the filter chamber 43 is equipped with several universal wheels 44;The lower end global formation of the filter chamber 43 has a lower encioser 45;Two symmetrically arranged valve plates 46 are slidably connected in the chamber of the lower encioser 45;The upper end of the filter chamber 43 is overall Form a upper encloser 51;A ventilation fan 52 is equipped with the upper encloser 51;The chamber interior upper end of the filter chamber 43 Equipped with several activated charcoal strainers 47;The chamber interior lower end of the filter chamber 43 is equipped with a swingle 48, the swingle 48 together with the output shaft axis connection of the 7th motor 49;An aerofoil is fixedly connected with the outer surface of the swingle 48 50。
Wherein, the universal wheel 44 is equipped with anti-skid device;The cable 29 is wire rope.
The present invention use state be:The present invention have it is rational in infrastructure it is simple, production cost is low, easy for installation, function is neat Entirely, solve conventional method and have following drawback in installation air duct radiation mode, extraneous dust and pollution air can enter, again Air and its dirt of inside to the dust and contaminated filter in the air of entrance, can not be caused, and the problem of ventilation effect is poor, Lower fan 22 and upper fan 26 rise hot-air, discharge ventilating opening 5, and the first motor 9 drives arc-shaped gear with moving gear 8, gear 8 Bar 7, realizes the closure of shield 6, and winding motor 28 drives upper bracket 24 to be moved on slide 23, realizes the effect of quick air draft, During dedusting, clear water is sprayed onto on hairbrush 15 by nozzle 19, and the second motor 17 drives shaft 14 to rotate, and the dust in air is by hairbrush 15 Absorption is got up, the 5th motor 37 drive rotary fan 38 rotate, the 6th motor 41 drive flap 42 rotate so that drive air into Enter into frequency converter computer room 2, take a breath, discharge dust and dirty air are discharged from left side room 32, and negative pressure control making sheet 39 is right Air velocity into right side room 35 is controlled, in order to further improve the filter effect to 2 inner air of frequency converter computer room, There is provided filter chamber 43, in filter chamber 43, there is provided several activated charcoal strainers 47 to be filtered.
The basic principles, main features and the advantages of the invention, the technology of the industry has been shown and described above Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (6)

1. a kind of frequency converter computer room negative pressure adjustment structure, including frequency converter (1), it is characterised in that:Further include frequency converter computer room (2), dirt pocket (3), arc-shaped cover (4), ventilating opening (5), shield (6), arc-shaped rack (7), gear (8), the first motor (9), chain Bar (10), left clapboard (11), right clapboard (12), separation net (13), shaft (14), hairbrush (15), flange (16), the second motor (17), hydroecium (18), nozzle (19), lower carriage (20), the 3rd motor (21), lower fan (22), slide (23), upper bracket (24), the 4th motor (25), upper fan (26), pulley (27), winding motor (28) and cable (29);
The frequency converter (1) is arranged in frequency converter computer room (2);
The top of the frequency converter computer room (2) is fixed and is communicated with a dirt pocket (3);
Separation net (13) is equipped between the dirt pocket (3) and frequency converter computer room (2);
An arc-shaped cover (4) is fixedly connected with the top of the dirt pocket (3);
The arc-shaped cover (4) is equipped with a ventilating opening (5);
A shield (6) is hinged with the ventilating opening (5);
Lower end is fixedly connected with an arc-shaped rack (7) on the left of the shield (6);
A gear (8) is engaged on the arc-shaped rack (7), the gear (8) is arranged on the chamber top surface of arc-shaped cover (4) On;
The input terminal of the gear (8) is connected together by chain (10) and the output terminal of the first motor (9), and described first Motor (9) is similarly disposed on the chamber top surface of arc-shaped cover (4);
Two spaced left clapboards (11) and right clapboard (12) are fixedly connected with the chamber of the dirt pocket (3), it is described Left clapboard (11) and right clapboard (12) are mutually perpendicular to horizontal plane;
The both sides of the dirt pocket (3) are connected with a shaft (14), and the shaft (14) is mutually hung down with horizontal plane Directly;
Several hairbrush (15) have been fixedly connected with the outer surface of the shaft (14);
The lower end of the shaft (14) is equipped with a flange (16), and the flange (16) is fixedly connected with separation net (13) On;
The upper surface both sides of the dirt pocket (3) have been fixedly connected with second motor (17);
The output shaft of second motor (17) is respectively together with corresponding shaft (14) axis connection;
The upper surface both sides of the dirt pocket (3) are also equipped with a hydroecium (18);
A nozzle (19), nozzle (19) the alignment hairbrush (15) are equipped with the hydroecium (18);
A lower carriage (20) is fixedly connected between the left clapboard (11) and right clapboard (12);
The 3rd motor (21) is fixedly connected with the lower carriage (20);
Axis connection has a lower fan (22) on the output shaft of 3rd motor (21);
A slide (23) has been fixedly connected with the chamber wall of the left clapboard (11) and right clapboard (12) inner top side;
A upper bracket (24) is slidably connected on the slide (23);
Two the 4th spaced motors (25) are fixedly connected with the upper bracket (24);
Equal axis connection has a upper fan (26) on the output shaft of 4th motor (25);
A pulley (27), the left clapboard (11) have been fixedly connected with the top of the left clapboard (11) and right clapboard (12) With a winding motor (28) has been fixedly connected with the outer surface of right clapboard (12);
A cable (29) is equipped with the pulley (27), one end of the cable (29) is connected to the receipts of winding motor (28) On spool, the other end of the cable (29) is connected on upper bracket (24).
A kind of 2. frequency converter computer room negative pressure adjustment structure according to claim 1, it is characterised in that:Further include filter screen (30), flashing board (31), left side room (32), thin air inlet net (33) and thick air inlet net (34);
The left side of the frequency converter computer room (2), which is fixed, is communicated with a left side room (32);
A filter screen (30) is equipped between the left side room (32) and frequency converter computer room (2);
A thick air inlet net (34) is fixedly connected with the leftward position of the left side room (32);
One thin air inlet net (33) is fixedly connected with the right side of the thick air inlet net (34);
Several inclined flashing boards (31) are fixedly connected with the left surface of the filter screen (30).
A kind of 3. frequency converter computer room negative pressure adjustment structure according to claim 2, it is characterised in that:Further include right side room (35), air hose (36), the 5th motor (37), rotary fan (38), negative pressure control making sheet (39), spherical chamber (40), the 6th motor (41) and flap (42);
The right side of the frequency converter computer room (2) is communicated with spherical chamber (40) and right side room (35) by air hose (36) successively fixation;
The 6th motor (41), the output shaft of the 6th motor (41) are fixedly connected with the top of the spherical chamber (40) On be fixedly connected with several flaps different in size (42), the flap (42) is respectively positioned on the chamber interior of spherical chamber (40);
A negative pressure control making sheet (39) is equipped with the left of the chamber interior of the right side room (35);
The 5th motor (37) is equipped with the right side of the chamber interior of the right side room (35);
Axis connection has a rotary fan (38) on the output shaft of 5th motor (37).
A kind of 4. frequency converter computer room negative pressure adjustment structure according to claim 1, it is characterised in that:Further include filter chamber (43), universal wheel (44), lower encioser (45), valve plate (46), activated charcoal strainer (47), swingle (48), the 7th motor (49), Aerofoil (50), upper encloser (51) and ventilation fan (52);
The filter chamber (43) is arranged in the chamber of frequency converter computer room (2);
The lower end of the filter chamber (43) is equipped with several universal wheels (44);
The lower end global formation of the filter chamber (43) has a lower encioser (45);
Two symmetrically arranged valve plates (46) are slidably connected in the chamber of the lower encioser (45);
The upper end global formation of the filter chamber (43) has a upper encloser (51);
A ventilation fan (52) is equipped with the upper encloser (51);
The chamber interior upper end of the filter chamber (43) is equipped with several activated charcoal strainers (47);
The chamber interior lower end of the filter chamber (43) is equipped with a swingle (48), the swingle (48) and the 7th motor (49) output shaft axis connection is together;
An aerofoil (50) is fixedly connected with the outer surface of the swingle (48).
A kind of 5. frequency converter computer room negative pressure adjustment structure according to claim 1, it is characterised in that:The universal wheel (44) It is equipped with anti-skid device.
A kind of 6. frequency converter computer room negative pressure adjustment structure according to claim 1, it is characterised in that:The cable (29) is Wire rope.
CN201711472483.5A 2017-12-29 2017-12-29 A kind of frequency converter computer room negative pressure adjustment structure Pending CN108019860A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711472483.5A CN108019860A (en) 2017-12-29 2017-12-29 A kind of frequency converter computer room negative pressure adjustment structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711472483.5A CN108019860A (en) 2017-12-29 2017-12-29 A kind of frequency converter computer room negative pressure adjustment structure

Publications (1)

Publication Number Publication Date
CN108019860A true CN108019860A (en) 2018-05-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711472483.5A Pending CN108019860A (en) 2017-12-29 2017-12-29 A kind of frequency converter computer room negative pressure adjustment structure

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Country Link
CN (1) CN108019860A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108854825A (en) * 2018-05-28 2018-11-23 沈锦慈 A kind of paint production dust protecting device
CN109138542A (en) * 2018-09-17 2019-01-04 赖海燕 A kind of dust-protection type computer room based on block chain technology
CN110513522A (en) * 2019-08-16 2019-11-29 烟台中宇航空液压有限公司 Electrohydraulic servo valve emergency protecting equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108854825A (en) * 2018-05-28 2018-11-23 沈锦慈 A kind of paint production dust protecting device
CN109138542A (en) * 2018-09-17 2019-01-04 赖海燕 A kind of dust-protection type computer room based on block chain technology
CN109138542B (en) * 2018-09-17 2020-11-06 浙江顶亚工贸有限公司 Dustproof machine room based on block chain technology
CN110513522A (en) * 2019-08-16 2019-11-29 烟台中宇航空液压有限公司 Electrohydraulic servo valve emergency protecting equipment

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