CN208073615U - A kind of mute noise reducing apparatus of diesel engine unit - Google Patents

A kind of mute noise reducing apparatus of diesel engine unit Download PDF

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Publication number
CN208073615U
CN208073615U CN201820249590.5U CN201820249590U CN208073615U CN 208073615 U CN208073615 U CN 208073615U CN 201820249590 U CN201820249590 U CN 201820249590U CN 208073615 U CN208073615 U CN 208073615U
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China
Prior art keywords
noise reduction
mute
air
shutter
air inlet
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CN201820249590.5U
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Chinese (zh)
Inventor
苏士林
秦雷
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Tianjin De-Sail Envionemntal Protection Tech Co Ltd
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Tianjin De-Sail Envionemntal Protection Tech Co Ltd
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Abstract

A kind of mute noise reducing apparatus of diesel engine unit, the air inlet into, air draft rainproof noise reduction compartment are sequentially installed with louvre window, rodent-proof mesh, air inlet noise reduction air duct from outside to inside;It is described into being sequentially installed with shutter by air inlet to unit workplace in, air draft noise reduction air duct and into, air draft muffler;Both sides air inlet mode.The superiority of the utility model:Present apparatus excellent noise reduction effect can effectively reduce influence of the noise of equipment generation to ambient enviroment;The present apparatus is simple and reasonable, equipment that can be in effective protection babinet.

Description

A kind of mute noise reducing apparatus of diesel engine unit
Technical field
The utility model is related to container-type power station noise-reduction technology, the mute noise reduction of especially a kind of diesel engine unit Equipment.
Background technology
Currently, the stand-by power supply as power supply network, container-type power station has been applied to every field, especially gas engine Group and diesel engine unit application field are more extensive, and various generating sets inevitably bring certain journey while work The noise pollution of degree, the noise reduction technology in container-type power station be also field technology personnel for many years always improved technology it One.Although generally using squelch type generating set now, with the continuous improvement to environmental requirement, existing sound-absorbing sound insulation is set Noise reduction requirement is applied or cannot meet, the noise reduction problem in container-type power station is badly in need of solving.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of mute noise reducing apparatus of diesel engine unit, effectively solve The problem that noise is big, noise reduction is bad when the work of existing diesel group, makes the noise around container power station reach environmental protection It is required that.
The technical solution of the utility model:
A kind of mute noise reducing apparatus of diesel engine unit, including mute noise reduction box body and generating set, the generating set Including engine and generator;The mute noise reduction box box house is equipped with fuel tank compartment, air inlet rainproof noise reduction compartment, unit work Between work and air draft rainproof noise reduction compartment;The engine and generator are placed in unit workplace;There is band oil in the fuel tank compartment The fuel tank of case oil leakage detector;The air inlet rainproof noise reduction compartment and air draft rainproof noise reduction compartment are located at mute noise reduction box body Both ends, centre are separated with unit workplace;The air inlet of the air inlet rainproof noise reduction compartment is sequentially installed with blinds from outside to inside Door and rodent-proof mesh;There is air inlet noise reduction air duct between the air inlet and unit workplace of the air inlet rainproof noise reduction compartment;It is described into Shutter and suction silencer are sequentially installed with by air inlet to unit workplace in wind noise reduction air duct;The air inlet setting exists The both sides of mute noise reduction box body are both sides air inlet modes;At the exhaust outlet of the air draft rainproof noise reduction compartment from outside to inside according to It is secondary that louvre window and rodent-proof mesh are installed;There is air draft noise reduction between the exhaust outlet and unit workplace of the air draft rainproof noise reduction compartment Air duct;Shutter and air draft muffler are sequentially installed with by exhaust outlet to unit workplace in air draft noise reduction air duct.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit, the louvre window are abatvents;The shutter is Electric-powered shutter with electric-powered shutter actuator;The electric-powered shutter is the shutter of activity gate-type, with facilitate into Wind compartment repairs electric-powered shutter actuator.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit, the unit workplace into electronic the hundred of, air draft both ends Leaf window is -45 DEG C of low temperature resistant manually operable thermal insulation electric shutters, by DC24V battery packs as power supply;It is described The blade open angle of thermal insulation electric shutter is 90 °, the complete opening time 7s of shutter, and sealing is required when blade is closed.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit, the shutter in air draft noise reduction channel can also be used Dismountable air draft partition wall substitutes.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit, the mute noise reduction box top of the box are equipped with beam tube type Silencer, main material are galvanized steel plain sheet, galvanized sheet 1.0mm, pipe 0.5mm and non-ignitable alumina silicate, air-inlet sound eliminator length 500mm, air-discharge silencer length 800mm.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit, the mute noise reduction box box house have 3 maintenance machines The group water circulating pump that the space heater of box interior temperature and while work for unit cool down when not working, cooling water tank and scattered Hot device control panel;It is also equipped with explosion-proof solenoid valve, explosion-proof flowmeter, ball valve, oil pump and charger in the mute noise reduction box body; The mute noise reduction box bottom of box is equipped with earthing bar.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit, the mute noise reduction box bottom of box are provided with 4 blowdowns Mouthful, wherein 3 are located at unit workplace bottom, 1 is located at fuel tank compartment bottom;The mute noise reduction box body is equipped with draining Mouth, control long cable section of ingoing line mouth, filler.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit, the water tank are vertical machine water tanks, there is fixation below The crossbeam of water tank, the water tank are welded in below the crossbeam according to fixing nut;It is equipped with windshield at the air outlet of the water tank; The windshield is the steel plate structure of 2mm thickness 80mm high, is ethylene propylene diene rubber U-type groove sealing structure at perimeter interface.
Preferably, the mute noise reducing apparatus of above-mentioned diesel engine unit has detachable climb outside the mute noise reduction box body Ladder;Both sides outside the mute noise reduction box body are provided with four sides and add the maintenance door of column, observation door, emergency exits and switch gate; 180 ° of the open angle of the door;The mute noise reduction box body is built-in to be had and prevents between lighting system, including the fuel tank of 4 2x36W Quick-fried headlamp and 1 set box headlamp are constituted.
Preferably, the outer wall of the mute noise reducing apparatus of above-mentioned diesel engine unit, the mute noise reduction box body is noise-reduction Structure, ecto-entad are followed successively by corrugated sheet, a grade fiberglass cloth, mineral wool, two grade fiberglass cloths and porous sound absorbing plate.
The technique effect of the utility model:
The mute noise reducing apparatus of above-mentioned diesel engine unit, excellent noise reduction effect can effectively reduce the noise of equipment generation to week The influence in collarette border;The device structure advantages of simple, equipment that can be in effective protection babinet.
Description of the drawings:
Fig. 1 is a kind of structural schematic diagram of the mute noise reducing apparatus of diesel engine unit involved by the utility model.
Fig. 2 is a kind of vertical view of the mute noise reducing apparatus of diesel engine unit involved by the utility model.
Fig. 3 is a kind of cabinet exterior structural schematic diagram of the mute noise reducing apparatus of diesel engine unit involved by the utility model.
Wherein, 1 is engine, and 2 be generator, and 3 be mute noise reduction box body, and 4 be muffler, and 5 disks in order to control, 6 be scattered Hot device control panel, 7 be water circulating pump, and 8 be cooling water tank, and 9 be suction silencer, and 10 be air draft muffler, and 11 be power-operated shutter Window actuator, 12 be shutter, and 13 be louvre window, and 14 be explosion-proof solenoid valve, and 15 be explosion-proof flowmeter, and 16 be ball valve, and 17 be oil Pump, 18 be fuel tank, and 19 be battery pack, and 20 be charger, and 21 be earthing bar, and 22 be space heater, and 23 be corrugated sheet, and 24 are One grade fiberglass cloth, 25 be mineral wool, and 26 be two grade fiberglass cloths, and 27 be porous sound absorbing plate, 28 between fuel tank explosion-proof photograph Bright lamp, 29 be set box headlamp, and 30 be sewage draining exit, and 31 be fuel tank oil leakage detector, and 32 be air inlet noise reduction air duct, and 33 be air draft Noise reduction air duct.
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment 1
As shown in Figure 1 and Figure 2, the mute noise reducing apparatus of a kind of diesel engine unit, including mute noise reduction box body 3 and generator Group, the generating set include engine 1 and generator 2;The mute noise reduction box body 3 is internally provided with fuel tank compartment, air inlet Rainproof noise reduction compartment, unit workplace and air draft rainproof noise reduction compartment;The engine 1 and generator 2 are placed in unit workplace; There is the fuel tank 18 with fuel tank oil leakage detector 31 in the fuel tank compartment;The air inlet rainproof noise reduction compartment and air draft rainproof noise reduction Compartment is located at the both ends of mute noise reduction box body 3, and centre is separated with unit workplace;The air inlet of the air inlet rainproof noise reduction compartment Place is sequentially installed with louvre window 13 and rodent-proof mesh from outside to inside;The air inlet and unit workplace of the air inlet rainproof noise reduction compartment Between have air inlet noise reduction air duct 32;Shutter is sequentially installed with by air inlet to unit workplace in the air inlet noise reduction air duct 32 12 and suction silencer 9;The air inlet is arranged in the both sides of mute noise reduction box body 3, is both sides air inlet mode;The air draft Louvre window 13 and rodent-proof mesh are sequentially installed at the exhaust outlet of rainproof noise reduction compartment from outside to inside;The air draft rainproof noise reduction compartment Exhaust outlet and unit workplace between have air draft noise reduction air duct 33;By exhaust outlet to unit work in air draft noise reduction air duct 33 Shutter 12 and air draft muffler 10 are sequentially installed between work.
As shown in Figure 1, Figure 2, the louvre window 13 is abatvent;The shutter 12 is band electric-powered shutter actuator 11 Electric-powered shutter;The electric-powered shutter is the shutter of activity gate-type, and power-operated shutter is repaired to facilitate into air inlet compartment Window actuator 11.
The electric-powered shutter into, air draft both ends of the unit workplace is -45 DEG C of low temperature resistant manually operable guarantors Warm electric-powered shutter is used as power supply by DC24V battery packs 19;The blade open angle of the thermal insulation electric shutter is 90 °, the complete opening time 7s of shutter, sealing is required when blade is closed.
Shutter 12 in air draft noise reduction air duct 33 can also be substituted with dismountable air draft partition wall.
As shown in Figure 1, Figure 2,3 top of the mute noise reduction box body is equipped with beam-tube type muffler 4, and main material is galvanized steel Plate (galvanized sheet 1.0mm, pipe 0.5mm) and non-ignitable alumina silicate, air-inlet sound eliminator length 500mm, air-discharge silencer length 800mm.
As shown in Figure 1, Figure 2, box interior temperature when thering are 3 maintenance units not work inside the mute noise reduction box body 3 The water circulating pump 7 that space heater 22 and while working for unit cool down, cooling water tank 8 and radiator control panel 6;It is described quiet Explosion-proof solenoid valve 14, explosion-proof flowmeter 15, ball valve 16, oil pump 17 and charger 20 are also equipped in sound noise reduction box body 3;It is described quiet 3 bottom of sound noise reduction box body is equipped with earthing bar 21.
As shown in Figure 1, Figure 2, mute 3 bottom of noise reduction box body is provided with 4 sewage draining exits 30, wherein 3 are located at unit and work Between bottom, 1 be located at fuel tank compartment bottom;The mute noise reduction box body 3 is equipped with discharge outlet, control long cable section of ingoing line mouth plus water Mouthful.
As shown in Figure 1, Figure 2, the cooling water tank 8 is vertical machine water tank, there is the crossbeam of fixed cooling water tank 8 below, The cooling water tank 8 is welded in below the crossbeam according to fixing nut;It is equipped with windshield at the air outlet of the water tank 3;The gear Fan housing is the steel plate structure of 2mm thickness 80mm high, is ethylene propylene diene rubber U-type groove sealing structure at perimeter interface.
As shown in Figure 1, Figure 2, there is detachable cat ladder outside the mute noise reduction box body 3;Outside the mute noise reduction box body 3 The both sides in portion are provided with four sides and add the maintenance door of column, observation door, emergency exits and switch gate;180 ° of the open angle of the door;Institute It states in mute noise reduction box body 3 equipped with explosion-proof illuminating lamp 28 and 1 set box between lighting system, including the fuel tank of 4 2x36W Headlamp 29 is constituted.
Such as Fig. 3, the outer wall of the mute noise reduction box body 3 is noise-reduction structure, ecto-entad be followed successively by corrugated sheet 23, One grade fiberglass cloth 24, mineral wool 25, two grade fiberglass cloths 26 and porous sound absorbing plate 27.
Noise grade is at 7m outside babinet when the noise specification of the utility model can reach generating set full-load run Not higher than 85dB (A).
45 DEG C of ambient temperature, when unit works, box house Wen Sheng is not more than 6 DEG C;- 45 DEG C of outdoor environment temperature, and machine When group does not work, box house is equipped with space heater, need to maintain 10 DEG C of box interior temperature.
Engine body noise:L1=111dBA engine exhaust noises:L2=112dBA
The mounting base 10mm of unit and water tank is thick, fixes position of opening.
Box shape size is 13192 (length) * 3000 (width) * 3000 (height), mm.
Live minimum temperature can arrive -45 DEG C, it is desirable that heating and thermal insulation in silencing case case, condensation-proof moisture condensation,
A grades of fire-retardant heat insulation mineral wools (thickness 80mm) are all installed, to reduce heat dissipation capacity between bottom of box crossbeam.Babinet Sealing strip used in doorframe requires low temperature resistant, sealed reliable.
Symmetrically placed when silencing case in-site installation, babinet line outlet is in the same side, and when silencing case makes, symmetrically placed is quiet Speaker requires switch-box chamber door and line outlet to be made with observation peephole picture, and line outlet mounting plate is 6mm thickness aluminium sheets, is not necessarily to trepanning (outlet is sealed using gland head, and onsite user carries out).Other components for needing mirror image to make are with reference to mute box body scene cloth Figure is set to be processed.
Babinet integration steel body structure design, after silencing case engine base should have enough load bearing stengths and assembling integral hoisting want It asks, corner fittings is formed using cast steel casting, and front and back corner post is made using SM5OA materials, and top beam is made using band steel, Babinet uses container corrugation harden structure, is made of SPAH materials, corrugated sheet plate thickness 2.0mm, top plate 2.0mm, inside punching Orifice plate 1.0mm.Bottom plate uses 4mm thickness checkered steel plates, has antiskid function, welding smooth.Babinet be equipped with sewage draining exit, discharge outlet, Control long cable section of ingoing line mouth, filler.Babinet has rain-proof, sun-proof, antitheft, anti-pollution, shock resistance, wear-resistant, specious etc. Feature.Lifting calculating and lifting schematic diagram are provided, do not allow to occur quiet in conjunction with cabinet design for the mute rainproof box of safty hoisting Sound rainproof box box deformation.
Box house is equipped with fuel tank compartment, air inlet rain-proof compartment, unit workplace and air draft rain-proof compartment.
Fuel tank compartment is separated using 50mm thickness fire partitions, and be laid in advance on partition wall into, oil return oil pipe ditch and into and out of Line galvanized pipe or metal raceway specifically determine when reserved situation Deepen Design.Dirt discharge groove is done between fuel tank, and strainer is installed on dirt discharge groove (C3 mesh), case corresponds to the trepanning of dirt discharge groove extreme lower position and welds tube socket (DN25) outside matches plug, and dirt discharge groove is rolled over using 304 stainless steels System;Open-drain oilhole and mudhole above sewage ditch as required, and DN 15 and DN25 tube sockets (stainless steel) is respectively welded, Installed plug;Hydraulic fluid port is introduced between silencing case case extroversion fuel tank, it is (mating that cabinet exterior corresponds to flange at oil inlet (DN25) connection Flange sealing plate, Flange Standard:ASME B16.5-2003, specification are 150 grades of NPS 1 (DN25)-RF;), it is leaned on by top between fuel tank Nearly oil pump side is equipped with explosion-proof lamp, and illumination is facilitated to repair;Side wall installs container venthole between fuel tank;It works to unit between fuel tank Between lay oil pipes ditch, reserved in oil pipe ditch into, oil return.
It enters the wind rain-proof compartment to enter the wind using both sides, inlet side is followed successively by abatvent, rodent-proof mesh from outside to inside.Fix hundred 304 stainless steel 12 × 12 × 1.2mm of rodent-proof mesh specifications (spray painting) after leaf window, abatvent are only rain-proof, snow use;Air inlet Compartment adds drain outlet;The air inlet end face shutter of generator set control box side makes dodge gate, to facilitate into air inlet compartment Repair electric-powered shutter driving motor;Generating set outgoing line side air inlet louvers is fixed using outer bolt.From between fuel tank into Between wind noise reduction and the pre-buried oil pipe ditch of unit workplace, it is desirable that rationally reserved between air inlet noise reduction and be laid with space.
Using beam-tube type muffler, main material is galvanized steel plain sheet (galvanized sheet 1.0mm, pipe 0.5mm) and non-ignitable silicic acid Aluminium, air-inlet sound eliminator length 500mm, air-discharge silencer length 800mm.
Unit workplace unit workplace is respectively that thermal insulation electric shutter separates into, air draft end face, is adopted inside workplace With three 6kw space heater heating and thermal insulations, after being respectively arranged in electric-powered shutter into, air draft noise reduction air duct, generating set Between noise reduction air duct.
According to unit weight reasonable installation silencing case bottom channel steel and ensure there is crossbeam reinforcement below unit anchor (bolt) hole, Unit fixing nut is welded in below the crossbeam;The mounting plate of throat thickness 10mm on unit chassis antiskid plate, and according to lower margin spiral shell The position of keyhole and the specification of foundation bolt ensure that units' installation bolt vertically consolidates to installation crossbeam drilling;It works in unit Between do three dirt discharge grooves respectively, installation strainer (3 mesh) on dirt discharge groove corresponding dirt discharge groove extreme lower position trepanning and welds tube socket outside case (DN25) match plug, dirt discharge groove is folded using 304 stainless steels;Water tank outlet, welding tube socket DN25 are made according to drawing requirement (stainless steel), band plug.
Require there is crossbeam reinforcement, water tank fixing nut to be welded in below the crossbeam below vertical machine water tank;Water tank bottom plate spiral shell The mounting plate (band flanging) that throat thickness is 10mm on the antiskid plate of bolt hole location, and according to the position and ground of anchor (bolt) hole The specification of foot bolt ensures that water tank installation bolt vertically consolidates to installation crossbeam punching;Water tank air outlet keeps out the wind with windshield is made Cover is folded using 2mm steel plates, height 80mm, is sealed with ethylene propylene diene rubber U-type groove at windshield perimeter interface;Partition wall 50mm is thick, and combines the reasonable trepanning of windshield opening size.
Silencing case cabinet wall requires heat-insulation and heat-preservation, rationally designs heat preservation and sound absorption cotton thickness, and babinet inner panel plates for punching Zine plate.
Unit requires band manual function, DC24V power drives, thermal insulation electric hundred into, air draft both ends thermal insulation electric shutter It is 90 °, the complete opening time 7s of shutter that leaf window, which requires blade open angle, and sealing, thermal insulation electric hundred are required when blade is closed Resistance to -45 DEG C of low temperature of all choice requirements of leaf window.
Unit workplace both sides noise elimination air duct, thermal insulation electric shutter and the requirement of air draft partition wall are detachable, facilitate unit It promotes in case, the installation guide rail of generating set and water tank requires to be laid with since silencing case air draft end face;Generating set and water tank It is 10mm thickness Q235B steel plates to install guide rail, wherein only the installation guide rail band of water tank is oriented to flanging.
Generating set both sides rationally lay oil pipes ditch, grounding copper bar and installation battery stand.
Air draft rain-proof compartment uses end face air draft, and air draft side is followed successively by abatvent, rodent-proof mesh from outside to inside.Fix hundred 304 stainless steel 12 × 12 × 1.2mm of rodent-proof mesh specifications (spray painting) after leaf window, abatvent are only rain-proof, snow use, are fixed Shutter can suitably be widened to ensure that air draft is smooth, and the installation guide rail of generating set and water tank requires to be laid with since the end face.
Both sides outside babinet are provided with maintenance door, observation door and switch gate.Four side of all doorframes adds column, prevents doorframe from becoming Shape.Door lock uses TEU (Twenty-foot Equivalent Unit) door lock, and sealing strip reliable in quality on door ensures sealing, when door is shut can complete rain-proof, door beats Angle of release degree is 180 °, is fixed using 304 stainless steel bolts.Both ends and big container door (zinc-plated handle, CARBURIZING FURNACE FOR STAINLESS FASTENER), Other is emergency exits, wind-proof hook.String holes is outputed above switch cabinet door doorframe, 620 × 323mm of specification, it is thick that 6mm is installed in outside Aluminium sheet is simultaneously fixed using 304 stainless steel hexagon socket head cap screws;Square flange is installed at cabinet wall line outlet, and is welded adjustable Frame, for docking switch-box line outlet.
Switch cabinet door side has control line manhole appendix, 250 × 150mm of specification, outside installation 6mm thickness aluminium sheet simultaneously to adopt 304 Stainless steel hexagon socket head cap screw is fixed.Top of the box is designed with tank filler opening, and waterproof measure is carried out on filler periphery.Babinet It is detachable that cat ladder makes external installation.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the scope of protection of the utility model.

Claims (10)

1. a kind of mute noise reducing apparatus of diesel engine unit, including mute noise reduction box body and generating set, the generating set packet Include engine and generator;It is characterized in that:The mute noise reduction box box house be equipped with fuel tank compartment, air inlet rainproof noise reduction every Between, unit workplace and air draft rainproof noise reduction compartment;The engine and generator are placed in unit workplace;The fuel tank compartment In have the fuel tank with fuel tank oil leakage detector;The air inlet rainproof noise reduction compartment and air draft rainproof noise reduction compartment are located at mute noise reduction The both ends of box body, centre are separated with unit workplace;The air inlet of the air inlet rainproof noise reduction compartment is pacified successively from outside to inside Equipped with louvre window and rodent-proof mesh;There is air inlet noise reduction wind between the air inlet and unit workplace of the air inlet rainproof noise reduction compartment Road;Shutter and suction silencer are sequentially installed with by air inlet to unit workplace in the air inlet noise reduction air duct;It is described into Air port is arranged in the both sides of mute noise reduction box body, is both sides air inlet mode;At the exhaust outlet of the air draft rainproof noise reduction compartment It is sequentially installed with louvre window and rodent-proof mesh from outside to inside;Between the exhaust outlet and unit workplace of the air draft rainproof noise reduction compartment There is air draft noise reduction air duct;Shutter is sequentially installed with by exhaust outlet to unit workplace in air draft noise reduction air duct and air draft disappears Sound device.
2. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 1, it is characterised in that:The louvre window is fixed Shutter;The shutter is the electric-powered shutter with electric-powered shutter actuator;The electric-powered shutter is activity gate-type Shutter repairs electric-powered shutter actuator to facilitate into air inlet compartment.
3. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 1, it is characterised in that:The unit workplace Electric-powered shutter into, air draft both ends is -45 DEG C of low temperature resistant manually operable thermal insulation electric shutters, by DC24V batteries Group is used as power supply;The blade open angle of the thermal insulation electric shutter is 90 °, the complete opening time 7s of shutter, leaf Sealing is required when piece is closed.
4. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 1, it is characterised in that:Air draft noise reduction air duct In shutter can also be substituted with dismountable air draft partition wall.
5. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 1, it is characterised in that:The mute noise reduction box case Beam-tube type muffler is installed at the top of body, main material is galvanized steel plain sheet, galvanized sheet 1.0mm, pipe 0.5mm and non-ignitable alumina silicate, Air-inlet sound eliminator length 500mm, air-discharge silencer length 800mm.
6. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 5, it is characterised in that:The mute noise reduction box case The cycle that there is the space heater of 3 box interior temperatures when units being maintained not work in internal portion and cools down when working for unit Water pump, cooling water tank and radiator control panel;It is also equipped with explosion-proof solenoid valve in the mute noise reduction box body, explosion-proof flowmeter, Ball valve, oil pump and charger;The mute noise reduction box bottom of box is equipped with earthing bar.
7. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 6, it is characterised in that:The mute noise reduction box case Body bottom is provided with 4 sewage draining exits, wherein 3 are located at unit workplace bottom, 1 is located at fuel tank compartment bottom;The mute drop Box body of making an uproar is equipped with discharge outlet, control long cable section of ingoing line mouth, filler.
8. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 6, it is characterised in that:The cooling water tank is vertical Formula motor water tank has the crossbeam of fixed cooling water tank, the cooling water tank to be welded in below the crossbeam according to fixing nut below; It is equipped with windshield at the air outlet of the water tank;The windshield is the steel plate structure of 2mm thickness 80mm high, at perimeter interface It is ethylene propylene diene rubber U-type groove sealing structure.
9. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 6, it is characterised in that:The mute noise reduction box case There is detachable cat ladder outside body;Both sides outside the mute noise reduction box body are provided with four sides and add the maintenance door of column, observation Door, emergency exits and switch gate;180 ° of the open angle of the door;The mute noise reduction box body is built-in lighting system, including 4 Explosion-proof illuminating lamp and 1 set box headlamp are constituted between the fuel tank of a 2x36W.
10. the mute noise reducing apparatus of a kind of diesel engine unit according to claim 9, it is characterised in that:The mute noise reduction box The outer wall of babinet is noise-reduction structure, and ecto-entad is followed successively by corrugated sheet, a grade fiberglass cloth, mineral wool, two level glass Fiber cloth and porous sound absorbing plate.
CN201820249590.5U 2018-02-12 2018-02-12 A kind of mute noise reducing apparatus of diesel engine unit Active CN208073615U (en)

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Application Number Priority Date Filing Date Title
CN201820249590.5U CN208073615U (en) 2018-02-12 2018-02-12 A kind of mute noise reducing apparatus of diesel engine unit

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Application Number Priority Date Filing Date Title
CN201820249590.5U CN208073615U (en) 2018-02-12 2018-02-12 A kind of mute noise reducing apparatus of diesel engine unit

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Publication Number Publication Date
CN208073615U true CN208073615U (en) 2018-11-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114046201A (en) * 2022-01-13 2022-02-15 深圳市聚能优电科技有限公司 Container type energy storage power station

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114046201A (en) * 2022-01-13 2022-02-15 深圳市聚能优电科技有限公司 Container type energy storage power station
CN114046201B (en) * 2022-01-13 2022-04-01 深圳市聚能优电科技有限公司 Container type energy storage power station

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