CN109339928B - Heat insulation protection device for national six-engine - Google Patents
Heat insulation protection device for national six-engine Download PDFInfo
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- CN109339928B CN109339928B CN201811473849.5A CN201811473849A CN109339928B CN 109339928 B CN109339928 B CN 109339928B CN 201811473849 A CN201811473849 A CN 201811473849A CN 109339928 B CN109339928 B CN 109339928B
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- Prior art keywords
- engine
- heat dissipation
- heat
- metal conductor
- air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P9/00—Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/11—Thermal or acoustic insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Abstract
The invention discloses a heat insulation protection device for a national six-engine, which comprises a heat dissipation box, a mounting mechanism, a first insulating ceramic plate, a first metal conductor, a cavity semiconductor, an electronic semiconductor, a second metal conductor and a second insulating ceramic plate, wherein the mounting mechanism is mounted on one side of the heat dissipation box; the invention can effectively separate and install the engine and the aftertreatment device, avoid heat transfer between the engine and the aftertreatment device, and has good heat dissipation effect on the engine and the aftertreatment device; meanwhile, vibration generated by the operation of the engine is effectively absorbed and relieved through the mounting mechanism, and the influence on the aftertreatment device is reduced.
Description
Technical Field
The invention relates to the field of engines, in particular to a heat insulation protection device for a national six-engine.
Background
An engine is a machine capable of converting other forms of energy into mechanical energy, including, for example, an internal combustion engine (gasoline engine, etc.), an external combustion engine, an electric motor, etc.; for example, an internal combustion engine typically converts chemical energy into mechanical energy, and the engine is suitable for use with both a power generation device and an entire machine including the power generation device; at present, when the engine works, a large amount of tail gas polluting the air is generated, and the post-treatment device is required to be installed for matching use, so that the pollution generated by the operation of the engine is reduced and relieved.
The existing engine and the aftertreatment device are directly installed together, a large amount of heat can be generated during the operation of the engine and the aftertreatment device to be mutually influenced, meanwhile, the mechanical property of a metal material can be obviously reduced due to the overhigh temperature of the engine during the operation, so that deformation and damage occur, the normal gap between parts can be damaged due to the thermal expansion of the parts, the parts can not normally work, the viscosity of engine oil can be thinned or even oxidized and deteriorated, the lubrication effect is reduced, the abrasion of the parts is aggravated, the air charging amount of an air cylinder is reduced, and the power of the engine is reduced. When the gasoline engine works, deflagration can also occur; meanwhile, the extremely large vibration generated by the operation of the engine can directly influence the normal operation of the aftertreatment device, and the internal parts of the aftertreatment device can be damaged for a long time.
Disclosure of Invention
The invention aims to provide a heat insulation protection device for a national six-engine, which can effectively separate and install the engine from a post-treatment device, avoid heat transfer between the engine and the post-treatment device, and has good heat dissipation effect on the engine and the post-treatment device; meanwhile, vibration generated by the operation of the engine is effectively absorbed and relieved through the mounting mechanism, and the influence on the aftertreatment device is reduced.
The aim of the invention can be achieved by the following technical scheme:
the heat insulation protection device for the national six-engine comprises a heat dissipation box, a mounting mechanism, an air inlet, an air outlet, a fan, a cooling groove, a partition board, a first insulating ceramic piece, a first metal conductor, a cavity semiconductor, an electronic semiconductor, a second metal conductor and a second insulating ceramic piece, wherein the mounting mechanism is mounted on one side of the heat dissipation box;
the installation mechanism comprises a base, an installation seat, an installation groove, a first connecting rod, a second connecting rod, a first spring, a slide cylinder, a slide block, a slide column, a limit column and a second spring, wherein 8 installation grooves are symmetrically formed in the base, the installation seat is installed on one side of the base, 8 first connecting rods are respectively connected with the periphery of the bottom of the installation seat, 8 first springs are respectively installed in the slide cylinder, the first springs are respectively connected with one end of the first connecting rod at one end of the slide cylinder, the second springs are respectively connected with one end of the second connecting rod at the other end of the first spring, the slide block is installed on one side of the slide column, the limit column is respectively installed at the centers of the top and the bottom of the slide column, and the second springs are respectively sleeved outside the limit column.
As a further scheme of the invention: the fan is electrically connected with the engine control panel, and the engine control panel is connected with an external power supply through a wire.
As a further scheme of the invention: the sliding column is arranged in the mounting groove, and the sliding block penetrates through one side of the mounting groove to be connected with the second connecting rod.
As a further scheme of the invention: the other side of the radiating box is arranged on the surface side of the engine, and the radiating box is connected with the fan through bolts.
As a further scheme of the invention: a plurality of threaded holes are formed in one side of the mounting seat, and a rubber pad is arranged on the bottom side of the mounting seat.
The using operation steps of the heat insulation protection device are as follows:
step one: one side of the heat dissipation box is arranged on one side of the national six-engine, and the other side of the heat dissipation box is provided with a post-treatment device;
step two: when the engine starts to work, the fan starts to work, meanwhile, the hole type semiconductor and the electronic type semiconductor in the cooling groove form a couple pair, heat is transferred from the second metal conductor and the second insulating ceramic plate to the first metal conductor and the first insulating ceramic plate end, air at the air inlet is cooled, cool air enters the cooling box from the air inlet, the air is guided by the baffle plate, heat in the cooling box is taken away continuously through the cooling air, heat insulation and heat dissipation treatment are completed, and hot air is discharged from the air outlet;
step three: vibration generated during operation of the engine is absorbed and relieved due to elastic deformation of the first spring and the second spring in the mounting mechanism, and the influence of the vibration of the engine on the aftertreatment device is effectively reduced.
The invention has the beneficial effects that: according to the invention, through reasonable structural design, the engine and the post-treatment device are respectively arranged at two sides of the heat dissipation box, high temperature is generated when the engine and the post-treatment device work, heat can be absorbed by air in the heat dissipation box, a fan at an air inlet starts to work, meanwhile, a hole type semiconductor and an electronic type semiconductor in a cooling groove form a couple pair, heat is transferred from a second metal conductor and a second insulating ceramic plate to a first metal conductor and a first insulating ceramic plate end to cool the air at the air inlet, the fan enters the heat dissipation box from the air inlet, the cool air is guided by a baffle plate, the heat in the heat dissipation box is continuously circulated by cool air to complete heat insulation and heat dissipation treatment, and hot air is discharged from an air outlet, so that heat transfer between the engine and the heat generated by the post-treatment device can be effectively avoided, and the heat generated by the engine and the post-treatment device can be timely dissipated, so that a good heat dissipation effect is achieved; meanwhile, when vibration generated by the operation of the engine passes through the mounting mechanism, the first connecting rod and the second connecting rod continuously compress the first spring back and forth in the sliding cylinder, the vibration in the horizontal direction is absorbed and relieved through elastic deformation of the first spring, meanwhile, the second spring is continuously compressed in the mounting groove through the sliding column, the vibration in the vertical direction is absorbed and relieved through elastic deformation of the second spring, and the vibration generated by the engine is well absorbed through the cooperation of the first spring and the second spring.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic view of the internal structure of the heat dissipating box of the present invention.
FIG. 3 is a cross-sectional view of a cooling tank according to the present invention.
FIG. 4 is a schematic view of the mounting mechanism of the present invention.
Fig. 5 is a front view of the mounting mechanism of the present invention.
Fig. 6 is an enlarged view of area a of fig. 5 in accordance with the present invention.
In the figure: 1. a heat radiation box; 2. a mounting mechanism; 101. an air inlet; 102. an air outlet; 103. a blower; 104. a cooling tank; 105. a partition plate; 106. a first insulating ceramic sheet; 107. a first metal conductor; 108. a hole type semiconductor; 109. an electronic semiconductor; 110. a second metal conductor; 111. a second insulating ceramic sheet; 201. a base; 202. a mounting base; 203. a mounting groove; 204. a first connecting rod; 205. a second connecting rod; 206. a first spring; 207. a slide cylinder; 208. a slide block; 209. a spool; 210. a limit column; 211. and a second spring.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 6, a heat insulation protection device for a national six-engine comprises a heat dissipation box 1, a mounting mechanism 2, an air inlet 101, an air outlet 102, a fan 103, a cooling groove 104, a partition plate 105, a first insulating ceramic sheet 106, a first metal conductor 107, a cavity type semiconductor 108, an electronic type semiconductor 109, a second metal conductor 110 and a second insulating ceramic sheet 111, wherein the mounting mechanism 2 is mounted on one side of the heat dissipation box 1, the heat dissipation box 1 is of a mesoporous structure, two sides of the heat dissipation box 1, on which the engine and the aftertreatment device are mounted, are made of metal materials, the periphery of the outer outline of the heat dissipation box 1 is made of heat insulation materials, the air inlet 101 is formed at the top of one end of the heat dissipation box 1, the air inlet 101 is formed at the bottom of one end of the heat dissipation box 1, the cooling box 1 is provided with a partition plate 105 at the center inside, the cooling box effectively guides the flow direction of cold air, the air inlet 101 is provided with a fan 103, the top of one side of the fan 103 is provided with a cooling groove 104, the inside of the cooling groove 104 is provided with a first insulating ceramic sheet 106, the inside of the first insulating ceramic sheet 106 is provided with a first metal conductor 107, the inside of the first metal conductor 107 is provided with a hole-type semiconductor 108 and an electronic-type semiconductor 109, the hole-type semiconductor 108 and the electronic-type semiconductor 109 are arranged at intervals, the inside of the hole-type semiconductor 108 and the inside of the electronic-type semiconductor 109 are provided with a second metal conductor 110, and the inside of the second metal conductor 110 is provided with a second insulating ceramic sheet 111, so that the air of the air inlet 101 is cooled through a semiconductor refrigerator, and the cooling effect is improved;
the mounting mechanism 2 comprises a base 201, a mounting seat 202, mounting grooves 203, a first connecting rod 204, a second connecting rod 205, a first spring 206, sliding drums 207, sliding blocks 208, sliding columns 209, limiting columns 210 and second springs 211, wherein 8 mounting grooves 203 are symmetrically formed in the base 201, the mounting seat 202 is mounted on one side of the base 201, the first springs 206 are respectively mounted in the 8 first connecting rods 204,8 sliding drums 207 which are respectively connected with the periphery of the bottom of the mounting seat 202, the sliding drums 207 are arranged inside and located at one end of the first springs 206 and one end of the first connecting rod 204, the sliding drums 207 are arranged inside and located at the other end of the first springs 206 and one end of the second connecting rod 205, the sliding blocks 208 are arranged at the other end of the second connecting rod 205, the sliding blocks 208 are mounted on one side of the sliding columns 209, the limiting columns 210 are mounted at the top and bottom centers of the sliding columns 209, the limiting columns 210 are used for limiting the second springs 211, and the second springs 211 are sleeved outside the limiting columns 210 are conveniently used for effectively relieving vibration generated by the engine through a damping system arranged between the base 201 and the mounting seat 202.
The two ends of the first metal conductor 107 are connected with an engine control panel through wires, the fan 103 is electrically connected with the engine control panel, and the engine control panel is connected with an external power supply through wires, so that all the works of all the components can be orderly and normally completed under the control of the control panel.
The sliding column 209 is installed inside the installation groove 203, and the sliding block 208 passes through one side of the installation groove 203 and is connected with the second connecting rod 205, so that the sliding column 209 can move up and down in the installation groove 203 through the deformation of the second spring 211, and meanwhile, the sliding column 209 is limited.
The other side of the heat dissipation box 1 is arranged on the surface side of the engine, so that the engine and the aftertreatment device can be conveniently and separately arranged, and the heat dissipation box 1 and the fan 103 are conveniently arranged and connected through bolts.
A plurality of screw holes have been seted up to mount pad 202 one side, are convenient for install fixedly to each subassembly of aftertreatment ware, and the mount pad 202 bottom side is provided with the rubber pad, and when being convenient for absorb the vibrations of vertical direction, protection mount pad 202 bottom avoids mount pad 202 and base 201 to directly collide.
The using operation steps of the heat insulation protection device are as follows:
step one: one side of the heat radiation box 1 is arranged on one side of the national six-engine, and the other side of the heat radiation box 1 is provided with a post-treatment device;
step two: when the engine starts to work, the fan 103 starts to work, meanwhile, a hole type semiconductor 108 and an electronic type semiconductor 109 in the cooling groove 104 form a couple pair, heat is transferred from the second metal conductor 110 and the second insulating ceramic sheet 111 to the first metal conductor 107 and the first insulating ceramic sheet 106 end, air at the air inlet 101 is cooled, cool air enters the heat dissipation box 1 from the air inlet 101, the air is guided by the baffle 105, the heat in the heat dissipation box 1 is continuously circulated by cool air, heat insulation and heat dissipation treatment are completed, and hot air is discharged from the air outlet 102;
step three: vibration generated during the operation of the engine is absorbed and relieved due to elastic deformation of the first spring 206 and the second spring 211 in the mounting mechanism 2, so that the influence of the vibration of the engine on the aftertreatment device is effectively reduced.
The working principle of the invention is as follows: the engine and the aftertreatment device are respectively arranged on two sides of the radiator 1, when the engine starts to work, the engine can generate a large amount of heat and strong vibration, after the tail gas is treated by the aftertreatment device, the aftertreatment device can also generate a large amount of heat, the heat is absorbed by the air in the radiator 1 because the engine and the aftertreatment device are arranged outside the radiator 1 which is in a gap, the fan 103 in the radiator 1 starts to work, the hole-type semiconductor 108 and the electronic-type semiconductor 109 in the cooling tank 104 form a couple pair, the heat is transmitted to the first metal conductor 107 and the first insulating ceramic sheet 106 end from the second metal conductor 110 and the second insulating ceramic sheet 111, the air at the air inlet 101 is cooled, the fan 103 can continuously circulate the heat in the radiator 1 through the cooling air, the heat is discharged from the air outlet 102, the heat generated by the engine and the aftertreatment device can be timely radiated, the impact of the engine on the vibration generated by the engine and the second insulating ceramic sheet is relieved by the mounting mechanism 2 and the compression spring 206 in the first compression spring 206 is relieved, and the vibration deformation of the first compression spring 206 is relieved, and the vibration is greatly reduced by the compression spring 206 is absorbed in the first compression spring 206 and the second compression spring 206.
According to the invention, through reasonable structural design, the engine and the post-treatment device are respectively arranged at two sides of the heat dissipation box 1, high temperature is generated when the engine and the post-treatment device work, heat is absorbed by air in the heat dissipation box 1, the fan 103 of the air inlet 101 starts to work, meanwhile, a pair of hole type semiconductor 108 and electronic type semiconductor 109 in the cooling groove 104 is formed, heat is transferred from the second metal conductor 110 and the second insulating ceramic sheet 111 to the first metal conductor 107 and the first insulating ceramic sheet 106 to cool the air at the air inlet 101, the fan 103 enables cool air to enter the heat dissipation box 1 from the air inlet 101 and flow through the partition plate 105, heat in the heat dissipation box 1 is continuously circulated through cold air, heat insulation and heat dissipation treatment are completed, and hot air is discharged from the air outlet 102, so that heat transfer between the engine and the post-treatment device is effectively avoided, and heat generated by the engine and the post-treatment device can be timely dissipated, and good heat dissipation effect is achieved; meanwhile, when vibration generated by the operation of the engine passes through the mounting mechanism 2, the first connecting rod 204 and the second connecting rod 205 continuously compress the first spring 206 back and forth in the sliding barrel 207, the vibration in the horizontal direction is absorbed and relieved through elastic deformation of the first spring 206, meanwhile, the second spring 211 is continuously compressed in the mounting groove 203 through the sliding column 209, the vibration in the vertical direction is absorbed and relieved through elastic deformation of the second spring 211, and the vibration generated by the engine is well absorbed through the cooperation of the first spring and the second spring.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (4)
1. The utility model provides a thermal-insulated protection device for six engines in China, its characterized in that, including heat dissipation case (1), installation mechanism (2), air intake (101), air outlet (102), fan (103), cooling tank (104), baffle (105), first insulating ceramic piece (106), first metal conductor (107), hole semiconductor (108), electron semiconductor (109), second metal conductor (110) and second insulating ceramic piece (111), installation mechanism (2) are installed to heat dissipation case (1) one side, air intake (101) have been seted up at heat dissipation case (1) one end top, air intake (101) have been seted up to heat dissipation case (1) one end bottom, heat dissipation case (1) inside center department is provided with baffle (105), fan (103) are installed to air intake (101), fan (103) one side top is provided with cooling tank (104), cooling tank (104) internally mounted has first insulating ceramic piece (106), first metal conductor (107) are inboard install hole semiconductor (108) and electron semiconductor (109) and are installed to type interval, a second metal conductor (110) is arranged on the inner sides of the hole-type semiconductor (108) and the electronic-type semiconductor (109), and a second insulating ceramic sheet (111) is arranged on the inner side of the second metal conductor (110);
the mounting mechanism (2) comprises a base (201), a mounting seat (202), a mounting groove (203), a first connecting rod (204), a second connecting rod (205), a first spring (206), a sliding cylinder (207), a sliding block (208), sliding columns (209), limit columns (210) and a second spring (211), wherein 8 mounting grooves (203) are symmetrically formed in the base (201), the mounting seat (202) is mounted on one side of the base (201), 8 first connecting rods (204) are respectively connected to the periphery of the bottom of the mounting seat (202), first springs (206) are respectively mounted in the sliding cylinder (207), one end of each sliding cylinder (207) is connected with one end of each first connecting rod (204), the other end of each sliding cylinder (207) is connected with one end of each second connecting rod (205), the other end of each second connecting rod (205) is provided with a sliding block (208), the sliding blocks (208) are mounted on one side of each sliding column (209), and the limit columns (210) are mounted on the outer sides of the two ends of each sliding cylinder (209);
the two ends of the first metal conductor (107) are connected with an engine control panel through wires, the fan (103) is electrically connected with the engine control panel, and the engine control panel is connected with an external power supply through wires;
the sliding column (209) is arranged inside the mounting groove (203), and the sliding block (208) penetrates through one side of the mounting groove (203) to be connected with the second connecting rod (205).
2. The heat insulation protection device for the national six engine according to claim 1, wherein the other side of the heat radiating box (1) is arranged on the engine surface side, and the heat radiating box (1) and the fan (103) are connected through bolts.
3. The heat insulation protection device for the national six-engine according to claim 1, wherein a plurality of threaded holes are formed in one side of the mounting seat (202), and a rubber pad is arranged on the bottom side of the mounting seat (202).
4. The thermal insulation protection device for a state six engine according to claim 1, wherein the thermal insulation protection device comprises the following operation steps:
step one: one side of the heat dissipation box (1) is arranged on one side of the national six-engine, and the other side of the heat dissipation box (1) is provided with a post-treatment device;
step two: when the engine starts to work, the fan (103) starts to work, meanwhile, a pair of hole type semiconductors (108) and electronic type semiconductors (109) in the cooling groove (104) is formed, heat is transferred from the second metal conductor (110) and the second insulating ceramic sheet (111) to the ends of the first metal conductor (107) and the first insulating ceramic sheet (106), air at the air inlet (101) is cooled, cool air enters the heat dissipation box (1) from the air inlet (101) through the fan (103), the air is guided by the partition plate (105), heat in the heat dissipation box (1) is taken away through continuous circulation of cool air, heat insulation and heat dissipation treatment are completed, and hot air is discharged from the air outlet (102);
step three: the vibration generated during the operation of the engine is absorbed and relieved due to the elastic deformation of the first spring (206) and the second spring (211) in the mounting mechanism (2), so that the influence of the vibration of the engine on the aftertreatment device is effectively reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473849.5A CN109339928B (en) | 2018-12-04 | 2018-12-04 | Heat insulation protection device for national six-engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473849.5A CN109339928B (en) | 2018-12-04 | 2018-12-04 | Heat insulation protection device for national six-engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109339928A CN109339928A (en) | 2019-02-15 |
| CN109339928B true CN109339928B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811473849.5A Active CN109339928B (en) | 2018-12-04 | 2018-12-04 | Heat insulation protection device for national six-engine |
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Families Citing this family (1)
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| CN111322149B (en) * | 2020-02-27 | 2021-03-16 | 安徽安凯汽车股份有限公司 | Adjustable intelligent temperature control heat dissipation system |
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| CN206820350U (en) * | 2017-05-16 | 2017-12-29 | 中科天工电气控股有限公司 | A kind of high-voltage isulation air switch cabinet |
| CN107131044A (en) * | 2017-06-22 | 2017-09-05 | 合肥久享机械有限责任公司 | A kind of engine constant-temperature cooling system integrated fan |
| CN207033570U (en) * | 2017-07-07 | 2018-02-23 | 泉州翔龙节能保温工程有限公司 | A kind of environmental protection equipment for purifying vehicle exhaust |
| CN207195009U (en) * | 2017-09-11 | 2018-04-06 | 桂林航天工业学院 | Honeycomb type heat exchanger automobile exhaust pipe |
| CN207864044U (en) * | 2017-09-12 | 2018-09-14 | 百润红科技有限公司 | A kind of engine radiator |
| CN108790769A (en) * | 2018-06-15 | 2018-11-13 | 雀来宝科技江苏有限公司 | A kind of engine suspension device with heat shield |
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|---|---|
| CN109339928A (en) | 2019-02-15 |
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