CN209626767U - A kind of AC low voltage power switch box - Google Patents

A kind of AC low voltage power switch box Download PDF

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Publication number
CN209626767U
CN209626767U CN201920737521.3U CN201920737521U CN209626767U CN 209626767 U CN209626767 U CN 209626767U CN 201920737521 U CN201920737521 U CN 201920737521U CN 209626767 U CN209626767 U CN 209626767U
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China
Prior art keywords
shaft
cabinet
strainer
power switch
low voltage
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Active
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CN201920737521.3U
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Chinese (zh)
Inventor
黄福基
刘月华
沈香兰
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Fuji Electric Co Ltd
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Fuji Electric Co Ltd
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Priority to CN201920737521.3U priority Critical patent/CN209626767U/en
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Abstract

The utility model relates to a kind of AC low voltage power switch box, including cabinet body, cabinet door, two ventilation ducts and four feets, ventilating mechanisms are equipped in the ventilation duct, the cabinet door is equipped with display screen, handle, several indicator lights and several keys, the ventilating mechanisms include motor, shaft, strainer, fixed ring, cleaning assemblies and two vanes, the cleaning assemblies includes two cleaning units, the cleaning unit includes telescopic unit, channel washer and several hairbrush, the AC low voltage power switch box is dusted filtering into the intracorporal air of cabinet by the strainer in ventilating mechanisms, and the rotation for passing through shaft, so that channel washer by centrifugal force far from shaft after, surface pivots of the hairbrush in strainer, the dust accumulated on strainer is swept and is fallen, it keeps dredging convenient for strainer, facilitate and takes a breath inside and outside cabinet body, guarantee the intracorporal appliance work of cabinet In suitable environment temperature, to extend the service life of cabinet body, the practicability of equipment is improved.

Description

A kind of AC low voltage power switch box
Technical field
The utility model relates to field of electrical equipment, in particular to a kind of AC low voltage power switch box.
Background technique
The rated current of low-voltage distribution cabinet is that the distribution system of exchange 50Hz, voltage rating 380V are power, illuminates and matches The electric energy conversion and control of electricity are used, which has strong breaking capacity, and dynamic thermal stability is good, and electric appliance scheme is flexible, combination side Just, serial strong, the features such as structure novel.
Ventilation hole is mostly arranged in existing AC low voltage power switch box on the cabinet, so that it is aerated heat dissipation naturally, prevents The appliance temperature of interior of the cabinet is excessively high and influences its service life, although can be guaranteed in a short time using this radiating mode It is effectively aerated cooling, but since ventilation hole structure is simply fixed, after long-time service, dust stratification, shadow are easy in ventilation hole The ventilation and heat for ringing equipment, reduces the radiating efficiency of AC low voltage power switch box, influences the service life of interior of the cabinet facility, in turn Existing AC low voltage power switch box practicability is caused to reduce.
Utility model content
Technical problem to be solved by the utility model is: for overcome the deficiencies in the prior art, providing a kind of AC low-tension Power distribution cabinet.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of AC low voltage power switch box, including cabinet Body, cabinet door, two ventilation ducts and four feets, four feets are separately fixed at the four corners of the lower section of solid, two ventilation ducts The two sides of the face of cabinet body are respectively set, ventilating mechanisms are equipped in the ventilation duct, the cabinet door is arranged on the cabinet, the cabinet Door is equipped with display screen, handle, several indicator lights and several keys;
The ventilating mechanisms include motor, shaft, strainer, fixed ring, cleaning assemblies and two vanes, the motor It is each attached in ventilation duct with fixed ring, the fixed ring is located at the lower section of motor, the top biography of the motor and shaft The bottom end of dynamic connection, the shaft passes through fixed ring, and the cleaning assemblies is located at the bottom end of shaft, and the vane is located at motor Between fixed ring, two vanes are located at the two sides of shaft, and the shape of the strainer is circular conical surface shape, the bottom of the strainer The size in portion is greater than the size at the top of strainer, and the top of the strainer is equipped with notch, and the periphery of the strainer is fixed on ventilation On the inner wall of pipe, the periphery of the fixed ring is fixedly connected with the inner wall of notch, the periphery of the shaft and the inner wall of fixed ring It is tightly connected;
The cleaning assemblies includes two cleaning units, and two cleaning units are located at the two sides of the bottom end of shaft, institute Stating cleaning unit includes telescopic unit, channel washer and several hairbrush, and the channel washer is connect by telescopic unit with shaft, described Hairbrush is evenly distributed on the side of the separate shaft of channel washer, and the channel washer is parallel with the circular conical surface of strainer.
Preferably, for the ease of realize channel washer movement, the telescopic unit include slide plate, telescopic rod, slip ring and Two connecting rods, two connecting rods are located at the two sides of slip ring, and the slip ring is fixedly connected by connecting rod with shaft, described Slide plate is set in connecting rod, and the slide plate is fixedly connected by telescopic rod with channel washer, and the slip ring is set on channel washer.
Preferably, in order to which when divulging information stopping, close to shaft movement, the magnet is fixed in shaft channel washer, described The making material of slide plate is iron.
Preferably, being equipped with spring, the bullet between the magnet and slide plate in order to avoid slide plate and magnet collide Spring is in compressive state.
Preferably, the one end of the ventilation duct being connected to cabinet body is horizontally disposed, institute in order to avoid intaking in ventilation duct The other end for stating ventilation duct is arranged straight down.
Preferably, being coated with lubricating oil on the inside of the fixed ring to reduce the friction between fixed ring and shaft.
The utility model has the beneficial effects that the AC low voltage power switch box is by the strainer in ventilating mechanisms to entering cabinet body Interior air is dusted filtering, and by the rotation of shaft so that channel washer by centrifugal force far from shaft after, hairbrush is in strainer Surface pivots, the dust accumulated on strainer is swept and is fallen, convenient for strainer keep dredging, facilitate and take a breath inside and outside cabinet body, guarantee The intracorporal appliance work of cabinet, to extend the service life of cabinet body, improves the practicability of equipment in suitable environment temperature.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the AC low voltage power switch box of the utility model;
Fig. 2 is the structural schematic diagram of the ventilating mechanisms of the AC low voltage power switch box of the utility model;
In figure: 1. cabinet bodies, 2. cabinet doors, 3. ventilation ducts, 4. feets, 5. display screens, 6. handles, 7. indicator lights, 8. keys, 9. Motor, 10. shafts, 11. strainers, 12. fixed rings, 13. vanes, 14. channel washers, 15. slide plates, 16. telescopic rods, 17. slip rings, 18. connecting rod, 19. magnet, 20. springs.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram, Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
As shown in Figure 1, a kind of AC low voltage power switch box, including cabinet body 1,2, two ventilation ducts 3 of cabinet door and four feets 4, Four feets 4 are separately fixed at the four corners of the lower section of solid, and the two sides of the face of cabinet body 1, institute is respectively set in two ventilation ducts 3 State and be equipped with ventilating mechanisms in ventilation duct 3, the cabinet door 2 is arranged on cabinet body 1, the cabinet door 2 be equipped with display screen 5, handle 6, Several indicator lights 7 and several keys 8;
In the AC low voltage power switch box, cabinet body 1 is supported using four feets 4, on cabinet body 1, can be beaten by handle 6 Cabinet door 2 is opened, the work such as Inspection and maintenance are carried out to the appliance in cabinet body 1, it, can by display screen 5 and indicator light 7 in cabinet door 2 The operating status for showing power distribution cabinet can carry out relevant operation to power distribution cabinet by operation button 8, in order to guarantee the electricity in cabinet body 1 Device facility staff can facilitate the stream of hot air inside cabinet body 1 under suitable environment temperature, through the ventilating mechanisms in ventilation duct 3 To outside, and external cold air is entered in cabinet body 1 by ventilation duct 3, to reduce the operating ambient temperature in cabinet body 1, is protected The appliance demonstrate,proved in cabinet body 1 works under suitable environment temperature, extends the service life of cabinet body 1, matches to improve this The practicability of electric cabinet.
As shown in Fig. 2, the ventilating mechanisms include motor 9, shaft 10, strainer 11, fixed ring 12, cleaning assemblies and two A vane 13, the motor 9 and fixed ring 12 are each attached in ventilation duct 3, and the fixed ring 12 is located under motor 9 Side, the motor 9 and the top of shaft 10 are sequentially connected, and the bottom end of the shaft 10 passes through fixed ring 12, the cleaning group Part is located at the bottom end of shaft 10, and for the vane 13 between motor 9 and fixed ring 12, two vanes 13 are located at shaft 10 two sides, the shape of the strainer 11 are circular conical surface shape, and the size of the bottom of the strainer 11 is greater than the top of strainer 11 The top of size, the strainer 11 is equipped with notch, and the periphery of the strainer 11 is fixed on the inner wall of ventilation duct 3, the fixation The periphery of ring 12 is fixedly connected with the inner wall of notch, and the periphery of the shaft 10 and the inner wall of fixed ring 12 are tightly connected;
The cleaning assemblies includes two cleaning units, and two cleaning units are located at the two sides of the bottom end of shaft 10, The cleaning unit includes telescopic unit, channel washer 14 and several hairbrush, and the channel washer 14 passes through telescopic unit and shaft 10 Connection, the hairbrush are evenly distributed on the side of the separate shaft 10 of channel washer 14, the circular cone of the channel washer 14 and strainer 11 Face is parallel.
In ventilating mechanisms, using the strainer 11 being fixed in ventilation duct 3, the air entered in cabinet body 1 is filtered, is kept away Exempt from dust to enter in cabinet body 1, influences the heat dissipation of equipment, after longtime running, dust is readily adsorbed in the surface of strainer 11, this When motor 9 can start, flabellum rotation is on the one hand driven by shaft 10, accelerates air flowing, it is another to facilitate shaft 10 solid Determine after being rotated under the supporting role of ring 12, drive cleaning assemblies operation, so that the telescopic unit in cleaning unit drives clearly While clean bar 14 is rotated far from shaft 10, channel washer 14 is close to the surface of strainer 11, so that hairbrush is resisted against strainer 11 Surface, channel washer 14 rotate, so that hairbrush rotates on the surface of strainer 11, the dust on strainer 11 are struck off, convenient for strainer 11 Dredging guarantees that the two sides of strainer 11 can be aerated heat dissipation.
Preferably, for the ease of realize channel washer 14 movement, the telescopic unit include slide plate 15, telescopic rod 16, Slip ring 17 and two connecting rods 18, two connecting rods 18 are located at the two sides of slip ring 17, and the slip ring 17 passes through connecting rod 18 It is fixedly connected with shaft 10, the slide plate 15 is set in connecting rod 18, and the slide plate 15 passes through telescopic rod 16 and channel washer 14 It is fixedly connected, the slip ring 17 is set on channel washer 14.
While shaft 10 is rotated, the rotation for driving slip ring 17 to synchronize by connecting rod 18, slip ring 17 is made With on telescopic rod 16, drives telescopic rod 16 and slide plate 15 to be rotated, since telescopic rod 16 is fixedly connected with channel washer 14, make It obtains channel washer 14 to be rotated, be subject to centrifugal forces in 14 rotary course of channel washer to the direction movement far from shaft 10, Made by the position-limiting action of slip ring 17 so that telescopic rod 16 drives channel washer 14 close to the surface of strainer 11 in the inside of slip ring 17 The hairbrush obtained on channel washer 14 is resisted against on strainer 11, and is rotated, and the dust accumulated on strainer 11 is swept and is fallen.
Preferably, in order to divulge information stop when channel washer 14 it is mobile close to shaft 10, the magnet 19 is fixed on shaft On 10, the making material of the slide plate 15 is iron.When shaft 10 is stopped rotating, the attraction of magnet 19 in shaft 10 is fabricated from iron Slide plate 15 be detached from strainer 11 so that slide plate 15 is mobile close to shaft 10 convenient for the hairbrush on channel washer 14, facilitate ventilation.
Preferably, being equipped with bullet between the magnet 19 and slide plate 15 in order to avoid slide plate 15 and magnet 19 collide Spring 20, the spring 20 are in compressive state.Deceleration buffer is carried out to close to the mobile spring 20 of shaft 10 using spring 20, is kept away Exempt to cause magnet 19 to damage after slide plate 15 collides close to magnet 19 and magnet 19.
Preferably, one end level of the ventilation duct 3 being connected to cabinet body 1 is set in order to avoid intaking in ventilation duct 3 It sets, the other end of the ventilation duct 3 is arranged straight down.It is designed using L-shaped structure, so that the separate cabinet body 1 of ventilation duct 3 One end straight down, avoids external water stream from entering in cabinet body 1 by ventilation duct 3, causes the appliance short circuit inside cabinet body 1.
Preferably, in order to reduce the friction between fixed ring 12 and shaft 10, the inside of the fixed ring 12 is coated with profit Lubricating oil.Reduce the friction between fixed ring 12 and shaft 10 using lubricating oil, facilitate shaft 10 the inside of fixed ring 12 into Row rotation.
It is convenient to being aerated heat dissipation inside cabinet body 1 using the ventilation duct 3 of 1 two sides of cabinet body when the low-voltage distribution cabinet is run, Enter the air inside cabinet body 1 using the filtering of strainer 11, prevents dust from entering in cabinet body 1, when dust accretions are on 11 surface of strainer Afterwards, shaft 10 is driven to rotate using motor 9, so that by centrifugal force function influence after the rotation of channel washer 14, to far from shaft 10 Direction it is mobile so that hairbrush is resisted against the surface of strainer 11, and with the rotation of channel washer 14, by the dust on 11 surface of strainer It sweeps and falls, strainer 11 is made to keep dredging, be convenient for ventilation and heat, reduce the environment temperature inside cabinet body 1, extend making for the power distribution cabinet With the service life, to improve the practicability of the power distribution cabinet.
Compared with prior art, which is entered in cabinet body 1 by 11 Duis of strainer in ventilating mechanisms Air is dusted filtering, and passes through the rotation of shaft 10 so that channel washer 14 by centrifugal force far from shaft 10 after, hairbrush is being filtered The dust accumulated on strainer 11 is swept and is fallen by the surface pivots of net 11, keeps dredging convenient for strainer 11, facilitates cabinet body 1 is inside and outside to carry out Ventilation guarantees that the appliance in cabinet body 1 works in suitable environment temperature, to extend the service life of cabinet body 1, raising is set Standby practicability.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims Property range.

Claims (6)

1. a kind of AC low voltage power switch box, which is characterized in that including cabinet body (1), cabinet door (2), two ventilation ducts (3) and four pads Foot (4), four feets (4) are separately fixed at the four corners of the lower section of solid, and cabinet body (1) is respectively set in two ventilation ducts (3) The two sides of face, the ventilation duct (3) is interior to be equipped with ventilating mechanisms, and the cabinet door (2) is arranged on cabinet body (1), the cabinet door (2) It is equipped with display screen (5), handle (6), several indicator lights (7) and several keys (8);
The ventilating mechanisms include motor (9), shaft (10), strainer (11), fixed ring (12), cleaning assemblies and two vanes (13), the motor (9) and fixed ring (12) are each attached in ventilation duct (3), and the fixed ring (12) is located at motor (9) Lower section, the top of the motor (9) and shaft (10) is sequentially connected, and the bottom end of the shaft (10) passes through fixed ring (12), the cleaning assemblies is located at the bottom end of shaft (10), the vane (13) be located at motor (9) and fixed ring (12) it Between, two vanes (13) are located at the two sides of shaft (10), and the shape of the strainer (11) is circular conical surface shape, the strainer (11) size of bottom is greater than the size at the top of strainer (11), and the top of the strainer (11) is equipped with notch, the strainer (11) periphery is fixed on the inner wall of ventilation duct (3), and the periphery of the fixed ring (12) is fixedly connected with the inner wall of notch, institute The inner wall of the periphery and fixed ring (12) of stating shaft (10) is tightly connected;
The cleaning assemblies includes two cleaning units, and two cleaning units are located at the two sides of the bottom end of shaft (10), institute Stating cleaning unit includes telescopic unit, channel washer (14) and several hairbrush, and the channel washer (14) passes through telescopic unit and shaft (10) it connects, the hairbrush is evenly distributed on the side of the separate shaft (10) of channel washer (14), the channel washer (14) and filter The circular conical surface of net (11) is parallel.
2. AC low voltage power switch box as described in claim 1, which is characterized in that the telescopic unit includes slide plate (15), stretches Contracting bar (16), slip ring (17) and two connecting rods (18), two connecting rods (18) are located at the two sides of slip ring (17), the cunning Ring (17) is fixedly connected by connecting rod (18) with shaft (10), and the slide plate (15) is set on connecting rod (18), the cunning Plate (15) is fixedly connected by telescopic rod (16) with channel washer (14), and the slip ring (17) is set on channel washer (14).
3. AC low voltage power switch box as claimed in claim 2, which is characterized in that the telescopic unit further includes magnet (19), The magnet (19) is fixed on shaft (10), and the making material of the slide plate (15) is iron.
4. AC low voltage power switch box as claimed in claim 3, which is characterized in that set between the magnet (19) and slide plate (15) Have spring (20), the spring (20) is in compressive state.
5. AC low voltage power switch box as described in claim 1, which is characterized in that the shape of the ventilation duct (3) is L shape, institute The one end being connected to cabinet body (1) for stating ventilation duct (3) is horizontally disposed, and the other end of the ventilation duct (3) is arranged straight down.
6. AC low voltage power switch box as described in claim 1, which is characterized in that be coated with lubrication on the inside of the fixed ring (12) Oil.
CN201920737521.3U 2019-05-21 2019-05-21 A kind of AC low voltage power switch box Active CN209626767U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920737521.3U CN209626767U (en) 2019-05-21 2019-05-21 A kind of AC low voltage power switch box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920737521.3U CN209626767U (en) 2019-05-21 2019-05-21 A kind of AC low voltage power switch box

Publications (1)

Publication Number Publication Date
CN209626767U true CN209626767U (en) 2019-11-12

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Application Number Title Priority Date Filing Date
CN201920737521.3U Active CN209626767U (en) 2019-05-21 2019-05-21 A kind of AC low voltage power switch box

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110996621A (en) * 2019-12-17 2020-04-10 王志刚 Intelligent temperature-sensing strong-convection ventilation device for computer room

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110996621A (en) * 2019-12-17 2020-04-10 王志刚 Intelligent temperature-sensing strong-convection ventilation device for computer room

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