CN203948252U - A kind of cooling unit of air compressor - Google Patents
A kind of cooling unit of air compressor Download PDFInfo
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- CN203948252U CN203948252U CN201420285252.9U CN201420285252U CN203948252U CN 203948252 U CN203948252 U CN 203948252U CN 201420285252 U CN201420285252 U CN 201420285252U CN 203948252 U CN203948252 U CN 203948252U
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- air compressor
- air
- cooling unit
- entraining pipe
- cylinder
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Abstract
A kind of cooling unit of air compressor, relate to cooling equipment technical field, air compressor comprises that cylinder comprises cylinder barrel, piston, seal ring and radiating subassembly, cylinder barrel is provided with gas outlet, gas outlet is provided with one-way valve, the utility model is by adding enclosing housing, enclosing housing be communicated with cylinder barrel and form sealing chamber, offer through hole at enclosing housing, through hole is connected with air entraining pipe, enter/the air outlet of air entraining pipe is facing to radiating subassembly, when piston pulls out, closed check valve, in the time that piston pull-out and seal ring are not thrown off with cylinder barrel, the gas of sealing chamber blows out from the enter/air outlet of air entraining pipe by compression, because the enter/air outlet of air entraining pipe faces toward radiating subassembly, therefore, the heat of the cylinder that radiating subassembly can be assembled blows away, therefore, can not increase under the prerequisite of fan, the gas that recycles the air compressor of flowing through is cylinder self-radiating, cost-saving, because this cooling unit has just increased an air entraining pipe, air entraining pipe takes up room little, saves space.
Description
Technical field
The utility model relates to cooling equipment technical field, particularly relates to a kind of cooling unit of air compressor.
Background technique
Air compressor, i.e. air compressor, is the device that the mechanical energy of former moving (normally motor) is converted to gas pressure energy, is compressed-air actuated pressure generator.
In portable air compressor, adopt in a large number the organization plan of motor direct driving compressor machine, the benefit of doing is like this that the structure of compressor is very compact, small volume, therefore straight connection type structure becomes main force's type of portable small-sized air compressor.As everyone knows, directly coupled type air compressor has three topmost thermals source, one is the rotor of motor and electrical current heat and eddy current heat that stator produces, and another is the heat of compression that compressor forms in the process that air is compressed, and also has one to be exactly the frictional heat that friction causes.These heats are harmful to beyond doubt for compressor, heat can cause Parts of Compressor generation thermal distortion, produce thermal stress and intensity decline on the one hand, heat can cause again the volumetric efficiency of compressor to decline on the other hand, kinematic pair matching gap diminishes the aggravation that rubs, and therefore implements cooling not only important but also essential to compressor.
Up to now, directly coupled type air compressor is all fitted with cooling unit bar none, typical way is, at the tail end of motor, a cooling fan is set, be aided with again case and form air flue, the relatively cold wind priority was brushed motor stator under the guiding of air flue outer surface, cylinder block and the cylinder head that allow fan produce.
The Chinese utility model patent application that is CN 201705621 U such as notice of authorization number discloses a kind of air compressor, this air compressor comprises gas tank, motor and pump head, described pump head drives by motor, described pump head is connected with gas tank pipe, described gas tank is positioned at one end of motor, between described gas tank and motor, be provided with fan, this fan drives by motor.This model utility is mainly directly gas tank to be dispelled the heat by fan.
The Chinese invention patent application that publication number is CN101737303A for another example discloses cooling structure of crankcase of directly coupled type air compressor; include cooling fan, case, motor stator, rotor, crankcase and cylinder, motor stator and cylinder and crankcase are fastenedly connected; Between crankcase and motor stator, offer air inlet air port and the air port of giving vent to anger, the cooling air that described cooling fan produces is forced to blow out from the air port of giving vent to anger after suction port enters and pass through the heat dissipation channel in the region between motor stator and crankcase, is provided with thermal insulating pad in the joint of cylinder and crankcase.This invention adopts forced ventilation cooling structure, allow cooling air cross or side is crossed or perforation or scavenging reflux or intersect and pass through the region between motor and crankcase, realizing the heat that motor stator and rotor are produced and the part heat having been absorbed by crankcase effectively takes out of from exhaust outlet, joint at cylinder and crankcase arranges thermal insulating pad, realize and effectively stop the heat of cylinder to the transmission of crankcase, therefore can reduce the temperature of crankcase.This technology is also mainly to adopt fan to dispel the heat.
Adopt fan cooling to have certain drawback: the one, the cost of the fan increasing; The 2nd, the running of fan needs electricity consumption, also can produce heat; The 3rd, fan takes up room larger, portable air compressor is reduced to its volume unfavorable; The 4th, if fan damages, need to increase maintenance cost.
Summary of the invention
The purpose of this utility model is to avoid deficiency of the prior art and cooling unit that a kind of air compressor is provided, and the cooling unit of this air compressor can dispel the heat to the cylinder of air compressor, cost-saving, saves space.
The purpose of this utility model is achieved through the following technical solutions:
A kind of cooling unit of air compressor is provided, air compressor comprises cylinder, described cylinder comprises cylinder barrel, piston, seal ring and radiating subassembly, described cylinder barrel is provided with gas outlet, described gas outlet is provided with one-way valve, described seal ring is sheathed on described piston, the heat that described radiating subassembly produces for assembling described cylinder, it is characterized in that: described cooling unit comprises enclosing housing, described enclosing housing be communicated with described cylinder barrel and form sealing chamber, described enclosing housing offers through hole, described through hole is connected with air entraining pipe, enter/the air outlet of described air entraining pipe is facing to described radiating subassembly.
Wherein, described air compressor also comprises power transmission assembly, and described enclosing housing comprises the front end shell that is positioned at power transmission assembly periphery.
Wherein, described front end shell comprises end cap, sidewall, roof and arcwall, described roof is located at the opening of described arcwall, described sidewall is located at a tangent plane of described arcwall, described end cap seals another tangent plane of described arcwall, described roof is provided with the opening being communicated with described cylinder barrel, and described through hole is located at described end cap.
Wherein, described end cap is positioned at a side of described air compressor.
Wherein, described air compressor also comprises motor and back-end component, described enclosing housing also comprises central enclosure and rear end housing, described central enclosure is positioned at the periphery of described motor, described rear end housing is positioned at the periphery of described back-end component, and described front end shell, central enclosure and rear end housing are connected successively and are interconnected.
Wherein, described front end shell is provided with vent, and described central enclosure is communicated with described front end shell by described vent.
Wherein, described air entraining pipe comprises horizontal part and vertical portion, and described horizontal part is connected with described through hole, and one end of described vertical portion is connected with described horizontal part, described in enter/air outlet be located at a sidewall of the close described radiating subassembly of the other end of described vertical portion.
Wherein, between described air entraining pipe and described end cap, be connected with stiffening plate.
Wherein, the horizontal part and all vertical settings of vertical portion of described stiffening plate and described air entraining pipe.
Wherein, described stiffening plate is L-type, and it comprises mutually perpendicular the first plate and the second plate, and described the first plate embeds the horizontal part of described air entraining pipe, and described the second plate embeds the vertical portion of described air entraining pipe.
The beneficial effects of the utility model: air compressor of the present utility model comprises cylinder, described cylinder comprises cylinder barrel, piston, seal ring and cylinder head, described seal ring is sheathed on described piston, described piston and described cylinder barrel closely cooperate by described seal ring, described cylinder barrel is provided with gas outlet, described gas outlet is provided with one-way valve, the heat that described radiating subassembly produces for assembling described cylinder, the utility model is by adding enclosing housing, described enclosing housing be communicated with described cylinder barrel and form sealing chamber, offer through hole at described enclosing housing, described through hole is connected with air entraining pipe, enter/the air outlet of described air entraining pipe is facing to described radiating subassembly, when piston pulls out, closed check valve, in the time that piston pull-out and seal ring are not thrown off with cylinder barrel, the smaller volume of sealing chamber, gas blows out from the enter/air outlet of air entraining pipe by compression, because the enter/air outlet of described air entraining pipe faces toward described radiating subassembly, therefore, the heat of the cylinder that radiating subassembly can be assembled blows away, therefore, can not increase under the prerequisite of fan, the gas that recycles the air compressor of flowing through is cylinder self-radiating, cost-saving, because this cooling unit has just increased an air entraining pipe, air entraining pipe takes up room little, saves space, because cooling unit is mainly the radiating subassembly that the indoor gas of enclosed cavity causes cylinder by enclosing housing and air entraining pipe when piston is outwards moved, and enclosing housing and air entraining pipe are all the hardware configurations that performance is very stable, therefore, compared with fan, this cooling unit is not easy to damage, long service life, reduces maintenance maintenance cost.
Brief description of the drawings
Utilize accompanying drawing to be described further model utility, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the overall structure schematic diagram of air compressor.
Fig. 2 is the structural representation that the cooling unit of a kind of air compressor of the present utility model is arranged on an angle on air compressor.
Fig. 3 is the structural representation that the cooling unit of a kind of air compressor of the present utility model is arranged on second angle on air compressor.
Fig. 4 is the structural representation that the cooling unit of a kind of air compressor of the present utility model is arranged on the 3rd angle on air compressor.
Fig. 5 is the structural representation of an angle of the power transmission assembly chamber of the cooling unit of a kind of air compressor of the present utility model.
Fig. 6 is the structural representation of another angle of the power transmission assembly chamber of the cooling unit of a kind of air compressor of the present utility model.
Fig. 7 is the power transmission assembly chamber of cooling unit of a kind of air compressor of the present utility model and the structural representation that motor chamber is installed together.
Fig. 8 is the structural representation that the air entraining pipe of the cooling unit of a kind of air compressor of the present utility model is arranged on an angle of end cap.
Fig. 9 is the structural representation that the air entraining pipe of the cooling unit of a kind of air compressor of the present utility model is arranged on another angle of end cap.
Figure 10 is that the air entraining pipe of the cooling unit of a kind of air compressor of the present utility model is arranged on end cap, and the stopper of air entraining pipe does not pack the structural representation of an angle of air entraining pipe into.
Figure 11 is that the air entraining pipe of the cooling unit of a kind of air compressor of the present utility model is arranged on end cap, and air entraining pipe is provided with the structural representation of an angle of stopper.
Figure 12 is the cooling unit of a kind of air compressor of the present utility model schematic diagram in the time that piston inwardly advances.
Figure 13 is the schematic diagram that the cooling unit of a kind of air compressor of the present utility model pulls out at piston.
In Fig. 1 to Figure 13, include:
1---cylinder barrel;
2---piston;
3---cylinder head, 31---radiating subassembly;
4---enclosing housing, 41---front end shell, 411---sidewall, 4111---vent, 412---roof, 4121---opening, 413---arcwall, 414---end cap, 4141---through hole, 43---central enclosure, 44---rear end housings;
5---air entraining pipe, 51---horizontal part, 52---vertical portion, 521---enter/air outlet, 522---open-ended, 523---stoppers;
6---stiffening plate, 61---first plate, 62---the second plates;
7---motor;
8---bearing;
9---cam.
Embodiment
With the following Examples the utility model is further described.
The cooling unit of a kind of air compressor of the present embodiment, as shown in Figures 1 to 4, comprise cylinder, described cylinder comprises cylinder barrel 1, piston 2, seal ring (not indicating in figure) and cylinder head 3, described piston 2 moves reciprocatingly in described cylinder barrel 1, described seal ring is sheathed on described piston 2, described piston 2 closely cooperates by described seal ring with described cylinder barrel 1, described cylinder barrel 1 is provided with gas outlet, described gas outlet is provided with one-way valve, described cylinder head 3 is located at cylinder barrel 1 top, and described cylinder head 3 is provided with radiating subassembly 31.
The present embodiment is by adding enclosing housing 4, described enclosing housing 4 be communicated with described cylinder barrel 1 and form sealing chamber, as shown in Figure 8, offer through hole 4141 at described enclosing housing 4, described through hole 4141 is connected with air entraining pipe 5, enter/the air outlet 521 of described air entraining pipe 5 is facing to described radiating subassembly 31, when piston 2 pulls out (changing to Figure 13 from Figure 12), closed check valve, pull out and when seal ring is not thrown off with cylinder barrel 1 at piston 2, the gas of sealing chamber blows out from the enter/air outlet 521 of air entraining pipe 5 by compression, because the enter/air outlet 521 of described air entraining pipe 5 is just to described radiating subassembly 31, therefore, the heat of the cylinder that radiating subassembly 31 can be assembled blows away, therefore, can not increase under the prerequisite of fan, the gas that recycles cylinder is cylinder self-radiating, cost-saving, because this cooling unit has just increased an air entraining pipe 5, air entraining pipe 5 takes up room little, saves space, because cooling unit is mainly the radiating subassembly 31 that the gas of cylinder generation is caused to cylinder by sealing chamber 4 and air entraining pipe 5, and sealing chamber 4 and air entraining pipe 5 are all the hardware configurations that performance is very stable, therefore, compared with fan, this cooling unit is not easy to damage, and can avoid to a great extent the heat radiation of the cylinder causing due to maintenance not in time.
Concrete, described enclosing housing 4 comprises the front end shell 41 that is positioned at power transmission assembly (being bearing 8, cam 9 and piston 2) periphery.
Wherein, described front end shell 41 comprises sidewall 411, roof 412, arcwall 413 and end cap 414, described roof 412 is located at the opening of described arcwall 413, described sidewall 411 is located at a tangent plane of described arcwall 413, described end cap 42 seals another tangent plane of described arcwall 413, described roof 412 is provided with the opening 4121 being communicated with described cylinder barrel 1, described through hole 4141 is located at described end cap 42, described sidewall 411, roof 412 and the as a whole housing of arcwall 413, end cap 414 is detachably installed on this entirety housing, convenient installation, simultaneously.
Wherein, described end cap 414 is positioned at a side of described air compressor, as shown in Figure 8, can shorten the length of air entraining pipe 5, conveniently draws the radiating subassembly 31 of air entraining pipe 5 to cylinder from front end shell 41.
Concrete, described air compressor also comprises motor 7 and back-end component, described enclosing housing 4 also comprises central enclosure 42 and rear end housing 43, described central enclosure 42 is made as iron pipe, described central enclosure 42 is positioned at the periphery of described motor 7, and described rear end housing 43 is positioned at the periphery of described back-end component, and described front end shell 41, central enclosure 42 and rear end housing 43 are connected successively and are interconnected, the scope of enclosing housing 4 is expanded to the periphery of motor 7, can dispel the heat for motor 7 simultaneously.
More specifically, described front end shell 41 is provided with vent 4111, and this vent 4111 is specifically located at the sidewall 411 of front end shell 41, and described central enclosure 42 is communicated with described front end shell 41 by described vent 4111.
Further, as shown in Figure 9, described air entraining pipe 5 comprises horizontal part 51 and vertical portion 52, described horizontal part 51 is connected with described through hole 4141, one end of described vertical portion 52 is connected with described horizontal part 51, described enter/air outlet 521 is located at a sidewall 411 of the close described radiating subassembly 31 of the other end of described vertical portion 52, the structural compactness of air entraining pipe 5 is good, can reduce and take up room.
Concrete, as shown in Figure 10 and Figure 11, can also be provided with open-ended 522, described open-ended 522 at the described the other end of described vertical portion 52 and be provided with stopper 523, open-ended 522 compared with not offering, can make the convenient processing of air entraining pipe 5.
Concrete, as shown in Figs. 8 to 11, between described air entraining pipe 5 and described motor 7 insulation boards 42, be connected with stiffening plate 6, stiffening plate 6 can be fixed on air entraining pipe 5 motor 7 insulation boards 42 firmly, make air entraining pipe 5 be not easy to rock in the working procedure of air compressor, stablizing of performance, is not easy to damage, reducing maintenance, can be cylinder heat radiation in time.
More specifically, the horizontal part 51 and all vertical settings of vertical portion 52 of described stiffening plate 6 and described air entraining pipe 5, can strengthen fixed effect.
More specifically, described stiffening plate 6 is L-type, the stiffening plate 6 of described L-type comprises mutually perpendicular the first plate 61 and the second plate 62, and described the first plate 61 embeds the horizontal part 51 of described air entraining pipe 5, and described the second plate 62 embeds the vertical portion 52 of described air entraining pipe 5, the length of described stiffening plate 6 is greater than the width of described air entraining pipe 5, can make air entraining pipe 5 just as with motor 7 insulation boards 42 be integrated, its performance is more stable, be more not easy damage, reducing maintenance, can be cylinder heat radiation more in time.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (10)
1. the cooling unit of an air compressor, air compressor comprises cylinder, described cylinder comprises cylinder barrel, piston, seal ring and radiating subassembly, described cylinder barrel is provided with gas outlet, described gas outlet is provided with one-way valve, described seal ring is sheathed on described piston, the heat that described radiating subassembly produces for assembling described cylinder, it is characterized in that: described cooling unit comprises enclosing housing, described enclosing housing be communicated with described cylinder barrel and form sealing chamber, described enclosing housing offers through hole, described through hole is connected with air entraining pipe, enter/the air outlet of described air entraining pipe is facing to described radiating subassembly.
2. the cooling unit of a kind of air compressor as claimed in claim 1, described air compressor also comprises power transmission assembly, it is characterized in that: described enclosing housing comprises the front end shell that is positioned at power transmission assembly periphery.
3. the cooling unit of a kind of air compressor as claimed in claim 2, it is characterized in that: described front end shell comprises end cap, sidewall, roof and arcwall, described roof is located at the opening of described arcwall, described sidewall is located at a tangent plane of described arcwall, described end cap seals another tangent plane of described arcwall, described roof is provided with the opening being communicated with described cylinder barrel, and described through hole is located at described end cap.
4. the cooling unit of a kind of air compressor as claimed in claim 3, is characterized in that: described end cap is positioned at a side of described air compressor.
5. the cooling unit of a kind of air compressor as claimed in claim 2, described air compressor also comprises motor and back-end component, it is characterized in that: described enclosing housing also comprises central enclosure and rear end housing, described central enclosure is positioned at the periphery of described motor, described rear end housing is positioned at the periphery of described back-end component, and described front end shell, central enclosure and rear end housing are connected successively and are interconnected.
6. the cooling unit of a kind of air compressor as claimed in claim 5, is characterized in that: described front end shell is provided with vent, and described central enclosure is communicated with described front end shell by described vent.
7. the cooling unit of a kind of air compressor as claimed in claim 1, it is characterized in that: described air entraining pipe comprises horizontal part and vertical portion, described horizontal part is connected with described through hole, one end of described vertical portion is connected with described horizontal part, described in enter/air outlet be located at a sidewall of the close described radiating subassembly of the other end of described vertical portion.
8. the cooling unit of a kind of air compressor as claimed in claim 4, is characterized in that: between described air entraining pipe and described end cap, be connected with stiffening plate.
9. the cooling unit of a kind of air compressor as claimed in claim 8, is characterized in that: the horizontal part and all vertical settings of vertical portion of described stiffening plate and described air entraining pipe.
10. the cooling unit of a kind of air compressor as claimed in claim 8, it is characterized in that: described stiffening plate is L-type, it comprises mutually perpendicular the first plate and the second plate, and described the first plate embeds the horizontal part of described air entraining pipe, and described the second plate embeds the vertical portion of described air entraining pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285252.9U CN203948252U (en) | 2014-05-30 | 2014-05-30 | A kind of cooling unit of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285252.9U CN203948252U (en) | 2014-05-30 | 2014-05-30 | A kind of cooling unit of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203948252U true CN203948252U (en) | 2014-11-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420285252.9U Active CN203948252U (en) | 2014-05-30 | 2014-05-30 | A kind of cooling unit of air compressor |
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| Country | Link |
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| CN (1) | CN203948252U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653438A (en) * | 2014-12-31 | 2015-05-27 | 东莞瑞柯电子科技股份有限公司 | Efficiently radiated direct drive air compressor |
| CN110878744A (en) * | 2019-10-24 | 2020-03-13 | 浙江藤井空压机有限公司 | Air compressor machine aircraft nose |
| CN112377427A (en) * | 2020-11-09 | 2021-02-19 | 北京稳力科技有限公司 | Air compressor and internal cooling structure thereof |
-
2014
- 2014-05-30 CN CN201420285252.9U patent/CN203948252U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653438A (en) * | 2014-12-31 | 2015-05-27 | 东莞瑞柯电子科技股份有限公司 | Efficiently radiated direct drive air compressor |
| CN110878744A (en) * | 2019-10-24 | 2020-03-13 | 浙江藤井空压机有限公司 | Air compressor machine aircraft nose |
| CN110878744B (en) * | 2019-10-24 | 2021-07-20 | 浙江藤井空压机有限公司 | Air compressor machine aircraft nose |
| CN112377427A (en) * | 2020-11-09 | 2021-02-19 | 北京稳力科技有限公司 | Air compressor and internal cooling structure thereof |
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