CN107829962B - A kind of novel cabinet type centrifugal blower - Google Patents

A kind of novel cabinet type centrifugal blower Download PDF

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Publication number
CN107829962B
CN107829962B CN201711058870.4A CN201711058870A CN107829962B CN 107829962 B CN107829962 B CN 107829962B CN 201711058870 A CN201711058870 A CN 201711058870A CN 107829962 B CN107829962 B CN 107829962B
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CN
China
Prior art keywords
sliding
plate
centrifugal blower
cabinet
groove
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Active
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CN201711058870.4A
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Chinese (zh)
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CN107829962A (en
Inventor
李建中
汤锦峰
马超
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Heng'ai Energy Saving Environment Control Equipment Co Ltd
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Heng'ai Energy Saving Environment Control Equipment Co Ltd
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Priority to CN201711058870.4A priority Critical patent/CN107829962B/en
Publication of CN107829962A publication Critical patent/CN107829962A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/002Details, component parts, or accessories especially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/60Mounting; Assembling; Disassembling
    • F04D29/62Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/626Mounting or removal of fans

Abstract

The invention belongs to centrifugal blower technical fields, more particularly, to a kind of novel cabinet type centrifugal blower, including pedestal, the upper end of pedestal is equipped with cabinet body, the bottom of cabinet body is equipped with hydraulic cylinder, sliding equipment is equipped on the left and right ends side wall of cabinet body, support plate is equipped in cabinet body, the left and right ends side wall of support plate is connect with two sliding equipments respectively, the lower end of support plate and the upper end of hydraulic cylinder connect, the upper end of support plate is equipped with groove, the bottom of groove is equipped with multiple elastic components, the upper end of elastic component is equipped with connecting plate, the upper end of connecting plate is equipped with centrifugal blower ontology, fastener is equipped on the left and right ends side wall of connecting plate, two chambers are equipped in support plate, and two chambers are respectively arranged in the left and right ends connecting plate of groove, control structure is equipped in chamber, the inner wall of chamber is equipped with the channel being connected with groove.Advantage is: the present invention is not only convenient for overhauling centrifugal blower and replacing, and can also effectively improve the flexibility of centrifugal blower.

Description

A kind of novel cabinet type centrifugal blower
Technical field
The invention belongs to centrifugal blower technical fields, more particularly, to a kind of novel cabinet type centrifugal blower.
Background technique
Centrifugal blower is to improve gas pressure by the mechanical energy of input and supply gas side by side the machinery of body, it is a kind of driven Fluid machinery.Centrifugal blower is widely used in the ventilation of factory, mine, tunnel, cooling tower, vehicle, ship and building, dust discharge And cooling;The ventilation of boiler and industrial furnace and air inducing;Cooling and ventilation in the apparatus of air conditioning and domestic electric appliance;Paddy It the drying of object and selects and recommends;The propulsion with China's process of industrialization such as inflation and propulsion of wind-tunnel wind regime and aircushion vehicle, industrial row The positive Efforts To Develop of industry is energy-saving, carries out industrial upgrading and integration recombination, and industrial foundation equipment needs a large amount of update.Centrifugal blower As the important corollary equipment of industry, it will more be applied to the neck such as electric power, cement, petrochemical industry, coal, mine and environmental protection Domain.Under new economic development situation, the following centrifugal blower industry will continue to keep increasing faster.
Wherein common centrifugal blower such as centrifugal fan of cabinet type, existing centrifugal fan of cabinet type are widely used, but existing Motor is arranged outside cabinet body some centrifugal fan of cabinet type some, and motor is set in cabinet body by some, and motor is set to The intracorporal centrifugal fan of cabinet type of cabinet is not easy to that the intracorporal components of cabinet are overhauled and replaced, and causes overhaul efficiency low, and And centrifugal fan of cabinet type, than cumbersome, flexibility is poor, is not easy to carry.
For this purpose, it is proposed that a kind of novel cabinet type centrifugal blower solves the above problems.
Summary of the invention
Regarding the issue above, the present invention provides a kind of easy access and the higher novel cabinet type centrifugation of flexibility Blower.
In order to achieve the above objectives, present invention employs following technical proposals: a kind of novel cabinet type centrifugal blower, including bottom Seat, the upper end of the pedestal are equipped with cabinet body, and the bottom of the cabinet body is equipped with hydraulic cylinder, on the left and right ends side wall of the cabinet body Equipped with sliding equipment, be equipped with support plate in the cabinet body, the left and right ends side wall of the support plate respectively with two sliding equipments Connection, the lower end of the support plate and the upper end of hydraulic cylinder connect, and the upper end of the support plate is equipped with groove, the bottom of the groove Portion is equipped with multiple elastic components, and the upper end of the elastic component is equipped with connecting plate, and the upper end of the connecting plate is equipped with centrifugal blower ontology, It is equipped with fastener on the left and right ends side wall of the connecting plate, two chambers are equipped in the support plate, and two chambers are distinguished Be set in the left and right ends connecting plate of groove, be equipped with control structure in the chamber, the inner wall of the chamber be equipped with it is recessed The channel that slot is connected, and fastener is located in channel far from one end of connecting plate, the rear end side wall of the cabinet body is equipped with air inlet Mouthful, the front end side wall of the cabinet body is equipped with air outlet, and the upper end of the cabinet body is rotatably connected to cover board, the lower end of the pedestal Equipped with multiple mobile mechanisms.
In above-mentioned novel cabinet type centrifugal blower, the sliding equipment includes that first be arranged on cabinet body inner wall is slided Slot, the first sliding groove is interior to be equipped with the first sliding block, and the side wall of first sliding block and the side wall of support plate connect.
In above-mentioned novel cabinet type centrifugal blower, the elastic component includes that first be arranged on bottom portion of groove stretches Bar, the upper end of the telescopic rod and the lower end of connecting plate abut, and the first spring is socketed on the telescopic rod.
In above-mentioned novel cabinet type centrifugal blower, the fastener includes that second be set on connecting plate side wall stretches Bar, is socketed with second spring on second telescopic rod, and second telescopic rod is far from being connected with wedge shape on one end of connecting plate Block, and wedge block is located in channel.
In above-mentioned novel cabinet type centrifugal blower, the control structure includes the first snail through the setting of chamber top surface Bar, the chamber is interior to be equipped with the first threaded rod, and the both ends of first threaded rod are rotated with the left and right ends inner wall of chamber respectively It connects, is socketed with the first worm gear on first threaded rod, first worm gear is set to one of the first threaded rod far from groove On end, and the first worm gear is engaged with the first worm screw, and screw thread is socketed with sliding panel, the sliding panel setting on first threaded rod In the first threaded rod on one end of groove, the bottom of the sliding panel and the basal sliding of chamber are connected, the sliding panel Side wall be equipped with mandril, the mandril is set to sliding panel on one end side wall of groove, and the mandril is in channel Same level.
In above-mentioned novel cabinet type centrifugal blower, the bottom of the chamber is equipped with second sliding slot, in the second sliding slot Equipped with the second sliding block, the upper end of second sliding block and the lower end of sliding panel are connected.
In above-mentioned novel cabinet type centrifugal blower, the mobile mechanism includes the cylinder barrel that pedestal lower end is arranged in, institute The opening down setting of cylinder barrel is stated, the side wall of the cylinder barrel is equipped with the through-hole of inside and outside connection, and runs through in through-hole and be equipped with Second worm screw, the cylinder barrel is interior to be equipped with lifter plate, and the left and right ends of the lifter plate are respectively and in the left and right ends of cylinder barrel Wall is slidably connected, and the lifter plate is equipped with the threaded hole being connected to up and down, and threaded hole internal screw thread is connected with the second threaded rod, institute The top surface of the upper end and cylinder barrel of stating the second threaded rod is rotatablely connected, and is socketed with the second worm gear on second threaded rod, described Second worm gear is located at the top of lifter plate, and second worm gear is engaged with the second worm screw, and the lower end of the lifter plate is connected with branch The lower end of strut, the support rod is connected with idler wheel.
In above-mentioned novel cabinet type centrifugal blower, it is equipped with third sliding slot on the left and right ends inner wall of the cylinder barrel, Third sliding block is equipped in the third sliding slot, the side wall of the third sliding block and the side wall of lifter plate connect.
Compared with prior art, the advantages of the utility model centrifugal fan of cabinet type is: the present invention drives branch by hydraulic cylinder Fagging slides in cabinet body, goes up and down centrifugal blower ontology, convenient for centrifugal blower ontology carry out maintenance and more It changes, the effective overhaul efficiency for improving centrifugal blower, the first worm screw of rotation can drive mandril mobile, by mandril by wedge block top To groove, the first worm screw is then rotated convenient for the installation and removal of control centrifugal blower ontology, by damaged centrifugation wind The more transducing of machine ontology effectively ensures that centrifugal blower can be carried out normal work, and the second worm screw of rotation drives idler wheel to be gone up and down, When idler wheel and ground abut, so that centrifugal blower is able to carry out movement, carry convenient for centrifugal fan of cabinet type, energy It is effective to improve centrifugal blower handling efficiency.
Detailed description of the invention
Fig. 1 is a kind of perspective view of novel cabinet type centrifugal blower provided by the invention;
Fig. 2 is the positive structure schematic of Fig. 1;
Fig. 3 is partial enlarged view at A in Fig. 1;
Fig. 4 is partial enlarged view at B in Fig. 1.
In figure, 1 pedestal, 2 cabinet bodies, 3 hydraulic cylinders, 4 sliding equipments, 5 support plates, 6 grooves, 7 elastic components, 8 connecting plates, 9 from Heart fan body, 10 fasteners, 11 chambers, 12 control structures, 13 air inlets, 14 air outlets, 15 cover boards, 16 mobile mechanisms, 17 One sliding slot, 18 first sliding blocks, 19 first telescopic rods, 20 first springs, 21 second telescopic rods, 22 second springs, 23 wedge blocks, 24 First worm screw, 25 first threaded rods, 26 first worm gears, 27 sliding panels, 28 mandrils, 29 second sliding slots, 30 second sliding blocks, 31 cylinders Bucket, 32 second worm screws, 33 lifter plates, 34 second threaded rods, 35 second worm gears, 36 support rods, 37 idler wheels, 38 third sliding slots, 39 Third sliding block.
Specific embodiment
Following embodiment only exists in illustrative purpose, limits the scope of the invention without being intended to.
Embodiment
As shown in Figs 1-4, the upper end of a kind of novel cabinet type centrifugal blower, including pedestal 1, pedestal 1 is equipped with cabinet body 2, cabinet body 2 Bottom be equipped with hydraulic cylinder 3, sliding equipment 4 is equipped on the left and right ends side wall of cabinet body 1, support plate 5, branch are equipped in cabinet body 1 The left and right ends side wall of fagging 5 is connect with two sliding equipments 4 respectively, and the lower end of support plate 5 is connect with the upper end of hydraulic cylinder 3, The upper end of support plate 5 is equipped with groove 6, and the bottom of groove 6 is equipped with multiple elastic components 7, be convenient under the action of elastic component 7 from The replacement of heart fan body 9, the upper end of elastic component 7 are equipped with connecting plate 8, and the upper end of connecting plate 8 is equipped with centrifugal blower ontology 9, from 9 working principle of heart fan body is the prior art, and this will not be repeated here, is equipped with fastener on the left and right ends side wall of connecting plate 8 10, support plate 5 is interior to be equipped with two chambers 11, and two chambers 11 are respectively arranged in the left and right ends connecting plate 8 of groove 6, chamber Control structure 12 is equipped in room 11, the inner wall of chamber 11 is equipped with the channel being connected with groove 6, and fastener 10 is far from connecting plate 8 one end is located in channel, and the rear end side wall of cabinet body 2 is equipped with air inlet 13, and the front end side wall of cabinet body 2 is equipped with air outlet 14, the upper end of cabinet body 2 is rotatably connected to cover board 15, and the lower end of pedestal 1 is equipped with multiple mobile mechanisms 16.
Wherein, sliding equipment 4 includes the first sliding groove 17 being arranged on 2 inner wall of cabinet body, is equipped with first in first sliding groove 17 The side wall of sliding block 18, the first sliding block 18 is connect with the side wall of support plate 5.
Wherein, elastic component 7 includes the first telescopic rod 19 being arranged on 6 bottom of groove, the upper end of telescopic rod 19 and connection The lower end of plate 8 abuts, and the first spring 20 is socketed on telescopic rod 19.
Wherein, fastener 10 includes the second telescopic rod 21 being set on 8 side wall of connecting plate, is socketed on the second telescopic rod 21 Second spring 22 is connected with wedge block 23 on second one end of telescopic rod 21 far from connecting plate 8, and wedge block 23 is located at channel It is interior.
Wherein, control structure 12 includes the first worm screw 24 through the setting of 11 top surface of chamber, and the upper end of the first worm screw 24 connects It is connected to the first handwheel, convenient for the first worm screw 24 of rotation, the first threaded rod 25, the both ends point of the first threaded rod 25 are equipped in chamber 11 It is not rotatablely connected with the left and right ends inner wall of chamber 11, is socketed with the first worm gear 26 on the first threaded rod 25, the first worm gear 26 is set It is placed on first one end of threaded rod 25 far from groove 6, and the first worm gear 26 is engaged with the first worm screw 24, on the first threaded rod 25 Screw thread is socketed with sliding panel 27, and sliding panel 27 is set to the first threaded rod 25 on one end of groove 6, the bottom of sliding panel 27 It is connect with the basal sliding of chamber 11, the side wall of sliding panel 27 is equipped with mandril 28, and mandril 28 is set to sliding panel 27 close to recessed On one end side wall of slot 6, mandril 28 and channel are in same level.
More specifically, the bottom of chamber 11 is equipped with second sliding slot 29, and the second sliding block 30 is equipped in second sliding slot 29, and second is sliding The upper end of block 30 is connect with the lower end of sliding panel 27.
Wherein, cylinder barrel 31 of the mobile mechanism 16 including 1 lower end of pedestal is arranged in, the opening down setting of cylinder barrel 31, The side wall of cylinder barrel 31 is equipped with the through-hole of inside and outside connection, and through the second worm screw 32 is equipped in through-hole, the second worm screw 32 is located at It is connected with the second handwheel on one end outside cylinder barrel 31, convenient for the second worm screw 32 of rotation, is equipped with lifter plate 33 in cylinder barrel 31, rises The left and right ends of drop plate 33 are respectively slidably connected with the left and right ends inner wall of cylinder barrel 31, and lifter plate 33 is equipped with and is connected to up and down Threaded hole, and threaded hole internal screw thread is connected with the second threaded rod 34, the upper end of the second threaded rod 34 and the top surface of cylinder barrel 31 turn It is dynamic to connect, it is socketed with the second worm gear 35 on the second threaded rod 34, the second worm gear 35 is located at the top of lifter plate 33, the second worm gear 35 It is engaged with the second worm screw 32, the lower end of lifter plate 33 is connected with support rod 36, and the lower end of support rod 36 is connected with idler wheel 37.
More specifically, it is equipped with third sliding slot 38 on the left and right ends inner wall of cylinder barrel 31, the is equipped in third sliding slot 38 The side wall of three sliding blocks 39, third sliding block 39 is connect with the side wall of lifter plate 33.
The present invention drives support plate 5 to slide in cabinet body 2 by hydraulic cylinder 3, can be carried out centrifugal blower ontology 9 Lifting is convenient for overhauling and replace, and rotates first-hand wheel and drives the rotation of the first worm screw 24, due to the first worm screw 24 and the first snail 26 engagement of wheel then drives mandril 28 mobile, passes through mandril 28 so that the first threaded rod 25 rotates by the sliding of sliding panel 27 By in the top to groove 6 of wedge block 23, convenient for controlling the installation and removal of connecting plate 8, rotation second-hand, which takes turns, drives the second worm screw 32 Rotation, so that the second threaded rod 34 rotates, then makes lifter plate 33 in circle since the second worm screw 32 engages with the second worm gear 35 Sliding in column bucket 31, drives idler wheel 37 to be gone up and down, and when idler wheel 37 is abutted with ground, is moved convenient for centrifugal blower It is dynamic, when cylinder barrel 31 when being contacted with ground, convenient for centrifugal blower is fixed on the ground.
Although pedestal 1, cabinet body 2, hydraulic cylinder 3, sliding equipment 4, support plate 5, groove 6, elasticity is used more herein Part 7, connecting plate 8, centrifugal blower ontology 9, fastener 10, chamber 11, control structure 12, air inlet 13, air outlet 14, cover board 15, Mobile mechanism 16, first sliding groove 17, the first sliding block 18, the first telescopic rod 18, the first spring 20, the second telescopic rod 21, the second bullet Spring 22, wedge block 23, the first worm screw 24, the first threaded rod 25, the first worm gear 26, sliding panel 27, mandril 28, second sliding slot 29, Second sliding block 30, cylinder barrel 31, the second worm screw 32, lifter plate 33, the second threaded rod 34, the second worm gear 35, support rod 36, idler wheel 37, the terms such as third sliding slot 38 and third sliding block 39, but it does not exclude the possibility of using other terms.Only using these terms Merely to being more convenient to describe and explain essence of the invention;Being construed as any additional limitation all is and this What spirit was disagreed.

Claims (8)

1. a kind of novel cabinet type centrifugal blower, including pedestal (1), which is characterized in that the upper end of the pedestal (1) is equipped with cabinet body (2), the bottom of the cabinet body (2) is equipped with hydraulic cylinder (3), is equipped with sliding equipment on the left and right ends side wall of the cabinet body (2) (4), support plate (5) are equipped in the cabinet body (2), the left and right ends side wall of the support plate (5) respectively with two sliding equipments (4) it connects, the lower end of the support plate (5) is connect with the upper end of hydraulic cylinder (3), and the upper end of the support plate (5) is equipped with groove (6), the bottom of the groove (6) is equipped with multiple elastic components (7), and the upper end of the elastic component (7) is equipped with connecting plate (8), described The upper end of connecting plate (8) is equipped with centrifugal blower ontology (9), is equipped with fastener on the left and right ends side wall of the connecting plate (8) (10), two chambers (11) are equipped in the support plate (5), and two chambers (11) are respectively arranged at the left and right two of groove (6) It holds in connecting plate (8), is equipped with control structure (12) in the chamber (11), the inner wall of the chamber (11) is equipped with and groove (6) channel being connected, and fastener (10) is located in channel far from the one end of connecting plate (8), the rear end side wall of the cabinet body (2) It is equipped with air inlet (13), the front end side wall of the cabinet body (2) is equipped with air outlet (14), and the upper end of the cabinet body (2) rotates It is connected with cover board (15), the lower end of the pedestal (1) is equipped with multiple mobile mechanisms (16).
2. novel cabinet type centrifugal blower according to claim 1, which is characterized in that the sliding equipment (4) includes setting First sliding groove (17) on cabinet body (2) inner wall, the first sliding groove (17) is interior to be equipped with the first sliding block (18), first sliding block (18) side wall is connect with the side wall of support plate (5).
3. novel cabinet type centrifugal blower according to claim 1, which is characterized in that the elastic component (7) includes that setting exists The first telescopic rod (19) on groove (6) bottom, the upper end of the telescopic rod (19) and the lower end of connecting plate (8) abut, The first spring (20) are socketed on the telescopic rod (19).
4. novel cabinet type centrifugal blower according to claim 1, which is characterized in that the fastener (10) includes the company of being set to The second telescopic rod (21) on fishplate bar (8) side wall is socketed with second spring (22) on second telescopic rod (21), described second It is connected with wedge block (23) on one end of telescopic rod (21) separate connecting plate (8), and wedge block (23) is located in channel.
5. novel cabinet type centrifugal blower according to claim 1, which is characterized in that the control structure (12) includes running through The first worm screw (24) of chamber (11) top surface setting, the chamber (11) is interior to be equipped with the first threaded rod (25), first screw thread The both ends of bar (25) are rotatablely connected with the left and right ends inner wall of chamber (11) respectively, and the is socketed on first threaded rod (25) One worm gear (26), first worm gear (26) is set on one end of the first threaded rod (25) separate groove (6), and the first worm gear (26) it is engaged with the first worm screw (24), screw thread is socketed with sliding panel (27), the sliding panel on first threaded rod (25) (27) the first threaded rod (25) are set on the one end of groove (6), bottom and chamber (11) of the sliding panel (27) The side wall of basal sliding connection, the sliding panel (27) is equipped with mandril (28), and the mandril (28) is set to sliding panel (27) On one end side wall of groove (6), the mandril (28) and channel are in same level.
6. novel cabinet type centrifugal blower according to claim 5, which is characterized in that the bottom of the chamber (11) is equipped with the Two sliding slots (29), the second sliding slot (29) is interior to be equipped with the second sliding block (30), the upper end of second sliding block (30) and sliding panel (27) lower end connection.
7. novel cabinet type centrifugal blower according to claim 1, which is characterized in that the mobile mechanism (16) includes setting Cylinder barrel (31) in pedestal (1) lower end, the opening down setting of the cylinder barrel (31), on the side wall of the cylinder barrel (31) Through-hole equipped with inside and outside connection, and lifter plate is equipped in the cylinder barrel (31) through the second worm screw (32) are equipped in through-hole (33), left and right ends inner wall of the left and right ends of the lifter plate (33) respectively with cylinder barrel (31) is slidably connected, the lifting Plate (33) is equipped with the threaded hole being connected to up and down, and threaded hole internal screw thread is connected with the second threaded rod (34), second screw thread The upper end of bar (34) and the top surface of cylinder barrel (31) are rotatablely connected, and are socketed with the second worm gear on second threaded rod (34) (35), second worm gear (35) is located at the top of lifter plate (33), and second worm gear (35) is engaged with the second worm screw (32), The lower end of the lifter plate (33) is connected with support rod (36), and the lower end of the support rod (36) is connected with idler wheel (37).
8. novel cabinet type centrifugal blower according to claim 7, which is characterized in that the left and right ends of the cylinder barrel (31) It is equipped on inner wall third sliding slot (38), is equipped with third sliding block (39) in the third sliding slot (38), the third sliding block (39) Side wall connect with the side wall of lifter plate (33).
CN201711058870.4A 2017-11-01 2017-11-01 A kind of novel cabinet type centrifugal blower Active CN107829962B (en)

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Application Number Priority Date Filing Date Title
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CN107829962B true CN107829962B (en) 2019-08-23

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108816871A (en) * 2018-04-18 2018-11-16 周大兆 A kind of novel material cleaning device
CN108386672A (en) * 2018-05-02 2018-08-10 蔡晓锋 A kind of novel electric power apparatus detection device
CN108895020A (en) * 2018-07-04 2018-11-27 合肥欧语自动化有限公司 A kind of fan supporter convenient for tilting lifting
CN109114021A (en) * 2018-07-23 2019-01-01 深圳市原初科技有限公司 A kind of dedusting fan and its assemble method convenient for assembling
CN109005658A (en) * 2018-08-27 2018-12-14 郑州讯轨通信科技有限公司 A kind of high-efficient heat-dissipating electronic communication cabinet

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Publication number Priority date Publication date Assignee Title
JPH0259306B2 (en) * 1984-02-21 1990-12-12 Sanden Corp
CN202001388U (en) * 2010-12-20 2011-10-05 浙江志江风机有限公司 Low-noise cabinet type centrifugal fan
CN203175985U (en) * 2013-01-30 2013-09-04 广州市洛森通风设备制造有限公司 Multidirection cabinet type centrifugal fan
CN205172980U (en) * 2015-10-26 2016-04-20 南京信息工程大学 Automatic energy -conserving pump of speed governing pressurize

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