CN207302768U - A kind of radiator of earthing resistance cabinet - Google Patents
A kind of radiator of earthing resistance cabinet Download PDFInfo
- Publication number
- CN207302768U CN207302768U CN201721345794.0U CN201721345794U CN207302768U CN 207302768 U CN207302768 U CN 207302768U CN 201721345794 U CN201721345794 U CN 201721345794U CN 207302768 U CN207302768 U CN 207302768U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- cabinet
- air
- hairbrush
- fan
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of radiator of earthing resistance cabinet, including cabinet, first support, grid resistance, insulator, second exhaust fan and cylinder, the bottom of cylinder is connected with lower margin, top is connected with motor, the inside of cylinder is included into fan, first filter house, bearing, air funnel, shaft, second support, 3rd filter house, runner and the second hairbrush, the both sides of air funnel also offer straight slot respectively, the second filter house is fixedly connected with straight slot, two pieces of wind shields are connected with the outside of straight slot, the outside of wind shield is also fixedly connected with the first hairbrush, the inner wall of first hairbrush and cylinder contacts with each other, the side that cylinder is connected with cabinet is uniformly provided with several first through hole.The utility model can improve the deficiencies in the prior art, have preferably heat dissipation and filtering dust effect.
Description
Technical field
Electric power network system regions are the utility model is related to, especially a kind of radiator of earthing resistance cabinet.
Background technology
Device powers down caused by order to reduce when earth fault occurs, low power used system should in the main building in power plant
This uses high resistance ground, in so avoiding need not trip immediately during single-phase earthing, and using fuse as protection electricity
Device is so as to reduce the probability burnt during electrical equipment operation.After neutral-point grounding resistance cabinet is installed, non-metal earthing occurs
When, influenced by earth point resistance, flowing through the electric current of earth point and neutral point significantly reduces, while non-faulting phase voltage rises
It is significantly reduced.203747262 U of Chinese utility model patent CN disclose a kind of transformer neutral point earthing resistance cabinet.This
The earthing resistance cabinet of kind structure includes the resistor box and grounding transformer cabinet being set up in parallel, and includes in resistor box by several bases up and down
The ground resistance of folded grid resistance composition, and set cooling air flow passage to be cooled down, but this type of cooling air stream
Logical not smooth, be easy to causeing partial grid resistance cannot be cooled down, and heat dissipation performance is general, and product is very easy on grid resistance
Tired dust, so that it is bad to further result in heat dissipation effect.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of radiator of earthing resistance cabinet, can solve existing
The deficiency of technology, has preferably heat dissipation and filtering dust effect.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
A kind of radiator of earthing resistance cabinet, including cabinet, the cabinet lower inside are fixedly connected with one and ranked first
Stent, several grid resistance stacked up and down are connected with above first support, insulation is connected between adjacent grid resistance
Son, is connected with second exhaust fan at the top of cabinet, the both sides of cabinet have been respectively fixedly connected with two cylinders, cylinder and cabinet
Highly identical, the bottom of cylinder is connected with columnar lower margin, several the second through holes, cylinder are uniformly provided with lower margin
Inner upper be connected with motor, the lower inside of cylinder is connected with into fan, into being connected between lower margin below fan
First filter house, is connected with air funnel by bearing into the top of fan, shaft is connected with below motor, shaft plugs
To air funnel, shaft, air funnel and cylinder coaxial line, second of several annular arrangements is fixedly connected with shaft
Frame, is connected with the 3rd filter house in second support, runner is connected with the outside of second support, the outside of second support also connects
It is connected to the second hairbrush, the inner wall of air funnel is also associated with several equally distributed convex blocks, and runner and the second hairbrush are and convex block
Selective exposure, the both sides of air funnel also offer straight slot respectively, and the length and air funnel of straight slot are highly identical, fixed on straight slot
The second filter house, the second filter house and the second hairbrush selective exposure are connected with, two pieces of wind shields are connected with the outside of straight slot, is kept off
The outside of aerofoil is also fixedly connected with the first hairbrush, and the inner wall of the first hairbrush and cylinder contacts with each other, and cylinder connects with cabinet
The side connect is uniformly provided with several first through hole.
Preferably, the top of the cylinder is also fixedly connected with lifting bolt.
It is preferably, described into being also connected with sealing ring between fan and air funnel.
Preferably, it is also associated with dust excluding plate above the second exhaust fan.
It is using beneficial effect caused by above-mentioned technical proposal：The cabinet of the utility model, for placing by grid
Resistance and the molecular ground resistance of insulating, the second exhaust fan above cabinet, for discharging the hot-air of cabinet inner upper,
Ensure the air circulation inside cabinet, two cylinders of cabinet both sides, for the air-supply inside cabinet, rotate into fan and drive
Air is entered in lower margin from the second through hole on lower margin, then by the preliminary filtering of the first filter house, by into fan
Drive and enter in the air funnel of top, the columnar lower margin that the utility model is selected, is boring structure, inside lower margin
Can selectivity placement some drier, so that certain drying can also be carried out to inlet air, air is sent into fan
In air funnel, air funnel has certain rotational characteristic by bearing and the connection mode into fan, the electricity above cylinder
Machine, is powered and drives shaft and second support to rotate, and the rotation of second support can drive the 3rd filter house to rotate therewith at the same time, from
And the air being sent into air funnel can further be filtered, and second support rotation can pass through runner and second mao
Brush, intermittent collision is carried out with the convex block on the inside of air funnel, so that air funnel rotation is progressively driven, with turning for air funnel
Dynamic, the straight slot of air funnel intermittent can be moved at the first through hole on the inside of cylinder, and air can be from air funnel at this time
Outflow in straight slot, and by the guiding of wind shield and the first hairbrush, each lattice are ejected at the first through hole on the inside of cylinder
At gate resistance, the first hairbrush primarily serves certain guide effect, its soft characteristic can ensure the smooth rotation of air funnel,
The second filter house on straight slot, can further filter air-supply, and the of the straight slot of the utility model and cylinder
One through hole, position correspondence to the position of each grid resistance, can be to grid electricity when air is ejected at each grid resistance
Resistance carries out targetedly blowing heat dissipation, and this radiating mode is relative to the mode of traditional simple ventilation fan, and cooling effect is more
Add it is uniform targetedly can purge and be cooled to each resistance, and by the air filtration of three filter houses, air-supply is more
Add totally, effectively prevent resistance energization absorption dust, cause the decline of cooling effect, further, the utility model
For motor in firm start, runner and the second hairbrush can progressively drive the rotation of air funnel, and when closed, runner and the second hairbrush
After stopping operating, air funnel can be rotated further a distance due to inertia, so that the inner wall of the second hairbrush and air funnel occurs
The relative motion of a distance, enables the second hairbrush to being cleaned on the inside of the second filter house, so as to prevent second
Filter house blocks the decline for causing air-supply effect.Lifting bolt can be used for the lifting positioning of cabinet.Into fan and air funnel it
Between sealing ring, the sealing function between air funnel and cylinder can be played.The upper dust excluding plate of second exhaust fan, Ke Yiyou
Effect prevents dust from pouring in down a chimney from second exhaust fan in cabinet.
Brief description of the drawings
Fig. 1 is cabinet inside Facad structure figure in one embodiment of the utility model.
Fig. 2 is cabinet inner side structure chart in one embodiment of the utility model.
Fig. 3 is the overlooking structure figure inside cabinet in one embodiment of the utility model.
Fig. 4 is the structure chart of cylinder bottom in one embodiment of the utility model.
Fig. 5 is the radial section structure chart of cylinder in one embodiment of the utility model.
Fig. 6 is the structure chart of one embodiment the second air draft box of the utility model and the 3rd air draft box.
In figure：1st, cabinet；2nd, lower margin；3rd, first support；4th, grid resistance；5th, insulator；6th, first exhaust fan；7th, second
Exhaust fan；8th, dust excluding plate；9th, the first air draft box；10th, the second air draft box；11st, the 3rd air draft box；12nd, bolt is lifted；13rd, cylinder
Body；14th, motor；15th, into fan；16th, the first filter house；17th, bearing；18th, sealing ring；19th, air funnel；20th, first through hole；
21st, convex block；22nd, straight slot；23rd, the second filter house；24th, wind shield；25th, the first hairbrush；26th, second support；27th, the 3rd filtering
Portion；28th, runner；29th, the second hairbrush；30th, the second through hole；31st, shaft；32nd, third through-hole.
Embodiment
The standardized element used in the utility model can commercially, and shaped piece is according to specification and attached
The record of figure can carry out it is customized, the specific connection mode of each part using bolt ripe in the prior art, rivet,
The conventional means such as welding, stickup, this will not be detailed here.
With reference to Fig. 1-6, one embodiment of the utility model includes cabinet 1, and 1 lower inside of cabinet, which is fixed, to be connected
It is connected to one and ranked first stent 3, the top of first support 3 is connected with several grid resistance 4 stacked up and down, adjacent grid resistance
Insulator 5 is connected between 4, the top of cabinet 1 is connected with second exhaust fan 7, and the both sides of cabinet 1 have been respectively fixedly connected with two
Cylinder 13, cylinder 13 is highly identical with cabinet 1, and the bottom of cylinder 13 is connected with columnar lower margin 2, on lower margin 2
Even to offer several the second through holes 30, the inner upper of cylinder 13 is connected with motor 14, and the lower inside of cylinder 13 connects
It is connected into fan 15, is connected with the first filter house 16 between the lower section of fan 15 and lower margin 2, passes through bearing into the top of fan 15
17 are connected with air funnel 19, and the lower section of motor 14 is connected with shaft 31, and shaft 31 is plugged to air funnel 19, shaft 31,
13 coaxial line of air funnel 19 and cylinder, is fixedly connected with the second support 26 of several annular arrangements in shaft 31, second
The 3rd filter house 27 is connected with frame 26, the outside of second support 26 is connected with runner 28, and the outside of second support 26 is also
It is connected with the second hairbrush 29, the inner wall of air funnel 19 is also associated with several equally distributed convex blocks 21, runner 28 and second mao
Brush 29 also offers straight slot 22, the length of straight slot 22 and air-supply respectively with 21 selective exposure of convex block, the both sides of air funnel 19
Cylinder 19 is highly identical, and the second filter house 23 is fixedly connected with straight slot 22, and the second filter house 23 connects with the selectivity of the second hairbrush 29
Touch, the outside of straight slot 22 is connected with two pieces of wind shields 24, and the outside of wind shield 24 is also fixedly connected with the first hairbrush 25, first mao
Brush 25 is contacted with each other with the inner wall of cylinder 13, and cylinder 13 and the side that cabinet 1 is connected are uniformly provided with several and first lead to
Hole 20.The cabinet 1 of the utility model, for placing the ground resistance being made of grid resistance 4 and insulator 5, the top of cabinet 1
Second exhaust fan 7, for discharging the hot-air of 1 inner upper of cabinet, ensures the air circulation inside cabinet 1,1 both sides of cabinet
Two cylinders 13, for the air-supply inside cabinet 1, rotated into fan 15 drive air from the second through hole 30 on lower margin 2 into
Enter into lower margin 2, then by the preliminary filtering of the first filter house 16, by the air-supply that top is entered into the drive of fan 15
In cylinder 19, columnar lower margin 2 that the utility model is selected be boring structure, placement that can be selective inside lower margin 2
Some drier, so that certain drying can also be carried out to inlet air, air is sent in air funnel 19 into fan 15, is blown
Cylinder 19 has certain rotational characteristic, the motor 14 of the top of cylinder 13, is powered by bearing and the connection mode into fan 15
Shaft 31 and second support 26 is driven to rotate, the rotation of second support 26 can drive the 3rd filter house 23 to rotate therewith at the same time,
So as to further be filtered to the air being sent into air funnel 19, and second support 26 rotate can by runner 28 and
Second hairbrush 29, intermittent collision is carried out with the convex block 21 of the inner side of air funnel 19, so that progressively drive air funnel 19 to rotate, with
The rotation of air funnel 19, the straight slot 22 of air funnel 19 intermittent can be moved at the first through hole 20 of the inner side of cylinder 13,
Air can be flowed out out of air funnel 19 straight slot 22 at this time, and by the guiding of 24 and first hairbrush 25 of wind shield, from cylinder
It is ejected at the first through hole of the inner side of body 13 at each grid resistance 4, the first hairbrush 25 primarily serves certain guide effect, its
Soft characteristic can ensure the smooth rotation of air funnel 19, the second filter house 23 on straight slot 22, and air-supply can be carried out more
Further filtering, the straight slot 22 of the utility model and the first through hole 20 of cylinder 13, position correspondence to each grid resistance 4
Position, when air is ejected at each grid resistance 4, can targetedly be dried heat dissipation with plaid matching gate resistance 4, this
For radiating mode relative to the mode of traditional simple ventilation fan, cooling effect is more uniform targeted, can purge cold
But each resistance is arrived, and by the air filtration of three filter houses, air-supply is cleaner, effectively prevents resistance energization
Dust is adsorbed, causes the decline of cooling effect, further, the motor 14 of the utility model is in firm start, runner 28 and the
Two hairbrush 29 can progressively drive the rotation of air funnel 19, and when closed, after 228 and second hairbrush 29 of runner stops operating, send
Air duct 19 can be rotated further a distance due to inertia, so that a distance occurs for the inner wall of the second hairbrush 29 and air funnel 19
Relative motion, the second hairbrush 29 is cleaned the inner side of the second filter house 23, so as to prevent the second filtering
Portion 23 blocks the decline for causing air-supply effect.The top of the cylinder 13 is also fixedly connected with lifting bolt 12.Lift bolt
12 can be used for the lifting positioning of cabinet 1.It is described into being also connected with sealing ring 18 between fan 15 and air funnel 19.Inlet air
Sealing ring 18 between fan 15 and air funnel 19, can play the sealing function between air funnel 19 and cylinder 13.Described
The top of two exhaust fans 7 is also associated with dust excluding plate 8.The upper dust excluding plate 8 of second exhaust fan 7, can effectively prevent dust from
Second exhaust fan 7 is poured in down a chimney in cabinet 1.
In addition, in order to further lift the heat dissipation effect of the utility model radiator, the top of the cabinet 1 is also connected with
There is the first air draft box 9, the first air draft box 9 interpenetrates with second exhaust fan 7, and 9 lower section through connection of the first air draft box has some
A second air draft box 10, the top of the second air draft box 10 are connected with first exhaust fan 6, and first exhaust fan 6 is located at the first air draft box 9
Inside, the second air draft box 10 is located between the grid resistance 4 of adjacent row, be vertically connected with the second air draft box 10 several
Three air draft boxes 11, the 3rd air draft box 11 are opened between each grid resistance 4 on the 3rd air draft box 11 and the second air draft box 10
Equipped with third through-hole 32, by above device, second exhaust fan 7 can carry out air draft, and the first air draft box 9 is produced negative pressure,
And first exhaust fan 6 can further accelerate to be vented, the second air draft box 10 and the inside of the 3rd air draft box 11 is set to produce negative pressure, and
Air absorption can be carried out by third through-hole 32, each second air draft box 19 is extend between each row's grid resistance 4, Ge Ge
Three air draft boxes 11 are extend between each grid resistance 4, the heat that grid resistance 4 produces can be passed through air circulation at the first time
Discharge (it is air draft flow direction that arrow is indicated in figure), so as to play more uniform exhaust effect, this exhaust effect
Coordinate with the inlet air of parallel purging, further improve the cooling effect to each grid resistance 4.
Wherein, the devices such as the cabinet, grid resistance and the insulator that are used in the utility model are quoted special in background technology
Have been carried out sufficiently open in sharp document, belong to the ripe prior art, this will not be detailed here its concrete structure.
In the description of the utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, are for only for ease of description the utility model, rather than instruction or the dress for implying meaning
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
The advantages of basic principle and main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed scope is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of radiator of earthing resistance cabinet, including cabinet (1), it is characterised in that：Cabinet (1) lower inside is fixed
It is connected with one and ranked first stent (3), several grid resistance (4) stacked up and down is connected with above first support (3), it is adjacent
Insulator (5) is connected between grid resistance (4), second exhaust fan (7), the both sides of cabinet (1) are connected with the top of cabinet (1)
Two cylinders (13) are respectively fixedly connected with, cylinder (13) and cabinet (1) are highly identical, the bottom connection of cylinder (13)
There is columnar lower margin (2), several the second through holes (30), the inner upper of cylinder (13) are uniformly provided with lower margin (2)
Be connected with motor (14), the lower inside of cylinder (13) is connected with into fan (15), into below fan (15) with lower margin (2) it
Between be connected with the first filter house (16), air funnel (19), motor are connected with by bearing (17) into the top of fan (15)
(14) shaft (31) is connected with below, shaft (31) is plugged to air funnel (19), shaft (31), air funnel (19) and cylinder
Body (13) coaxial line, is fixedly connected with the second support (26) of several annular arrangements in shaft (31), in second support (26)
The 3rd filter house (27) is connected with, runner (28), the outside of second support (26) are connected with the outside of second support (26)
The second hairbrush (29) is also associated with, the inner wall of air funnel (19) is also associated with several equally distributed convex blocks (21), runner
(28) and the second hairbrush (29) also offers straight slot respectively with convex block (21) selective exposure, the both sides of air funnel (19)
(22), the length of straight slot (22) and air funnel (19) are highly identical, and the second filter house (23) is fixedly connected with straight slot (22), the
Two filter houses (23) and the second hairbrush (29) selective exposure, are connected with two pieces of wind shields (24) on the outside of straight slot (22), keep out the wind
The outside of plate (24) is also fixedly connected with the first hairbrush (25), and the first hairbrush (25) and the inner wall of cylinder (13) contact with each other,
Cylinder (13) is uniformly provided with several first through hole (20) with the side that cabinet (1) is connected.
2. the radiator of earthing resistance cabinet according to claim 1, it is characterised in that：The top of the cylinder (13)
Also it is fixedly connected with lifting bolt (12).
3. the radiator of earthing resistance cabinet according to claim 1, it is characterised in that：It is described into fan (15) with air-supply
Sealing ring (18) is also connected between cylinder (19).
4. the radiator of earthing resistance cabinet according to claim 1, it is characterised in that：The second exhaust fan (7)
Top is also associated with dust excluding plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345794.0U CN207302768U (en) | 2017-10-19 | 2017-10-19 | A kind of radiator of earthing resistance cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345794.0U CN207302768U (en) | 2017-10-19 | 2017-10-19 | A kind of radiator of earthing resistance cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207302768U true CN207302768U (en) | 2018-05-01 |
Family
ID=62272323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721345794.0U Expired - Fee Related CN207302768U (en) | 2017-10-19 | 2017-10-19 | A kind of radiator of earthing resistance cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207302768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535148A (en) * | 2018-05-31 | 2018-09-14 | 郑州云海信息技术有限公司 | A kind of pcb board dust amount detecting device |
-
2017
- 2017-10-19 CN CN201721345794.0U patent/CN207302768U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535148A (en) * | 2018-05-31 | 2018-09-14 | 郑州云海信息技术有限公司 | A kind of pcb board dust amount detecting device |
| CN108535148B (en) * | 2018-05-31 | 2024-02-20 | 郑州云海信息技术有限公司 | PCB dust amount detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108109814B (en) | Cooling structure of dry-type transformer | |
| CN212012153U (en) | Low-voltage reactive compensation control box | |
| CN205609968U (en) | Low pressure distribution equipment with dustproof function of high -efficient heat dissipation | |
| CN207302768U (en) | A kind of radiator of earthing resistance cabinet | |
| CN206005050U (en) | A kind of electric appliance box with radiating dustproof function | |
| CN207801736U (en) | A kind of high heat dissipation power cabinet | |
| CN206401765U (en) | A kind of separation radiator structure of high-tension switch cabinet | |
| CN201123207Y (en) | Air cooling system for metal drawing electrical control cabinet | |
| CN206962314U (en) | A kind of novel electric power cabinet | |
| CN205584701U (en) | Circulated heat sink of special high efficiency of high -voltage inverter electrical control room / electric room | |
| CN212063201U (en) | High-efficient circulation heat dissipation high tension switchgear | |
| CN108666910A (en) | A kind of cooling ventilation power cabinet | |
| CN208284810U (en) | A kind of power distribution cabinet convenient for ventilation and heat | |
| CN210723858U (en) | Heat dissipation power equipment for power engineering | |
| CN202840823U (en) | Ventilation device of open-type variable frequency motor | |
| CN208256459U (en) | A kind of console mode intelligences combination mutual inductor | |
| CN211579241U (en) | Heat dissipation mechanism and switch cabinet thereof | |
| CN206237721U (en) | A kind of electrical equipment box structure of rotor spinning machine | |
| CN215897122U (en) | Energy-saving building block terminal | |
| CN104533729A (en) | Dust isolation exhaust device and hub cooling system comprising same | |
| CN215645549U (en) | Dust type power cabinet convenient to cool | |
| CN210350495U (en) | Novel box body of box-type substation | |
| CN205478407U (en) | 360 electric fan that degree was bloied | |
| CN204476671U (en) | A kind of dust-separation air exhausting device and comprise the wheel hub cooling system of this device | |
| CN215007831U (en) | Energy efficiency grade two-stage 10kv three-dimensional wound core dry-type energy-saving transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20201019 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |