CN201330690Y - Multicylinder translational compression device - Google Patents
Multicylinder translational compression device Download PDFInfo
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- CN201330690Y CN201330690Y CNU2009201414333U CN200920141433U CN201330690Y CN 201330690 Y CN201330690 Y CN 201330690Y CN U2009201414333 U CNU2009201414333 U CN U2009201414333U CN 200920141433 U CN200920141433 U CN 200920141433U CN 201330690 Y CN201330690 Y CN 201330690Y
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Abstract
The utility model belongs to a displacement compressor technology field, relates to a multicylinder translational compression device, wherein a piston is connected to a crankshaft driven by a motor main shaft, the piston reciprocates relative to the cylinder up and down, the cylinder and the piston reciprocate in a sliding groove composed of an upper and a lower cover plates in a right/left direction, the cylinder is open or close, the cover plate, the cylinder lid, the cylinder body and the piston are provided with an air inlet passagne, an air outlet passage, an air inlet valve, an air outlet valve and a corresponding sealing device separately. The advantage of the device is that the utility model has a small volume, a high apply work efficiency, a low noise, a good hermeticity, a long service life, and is capable of being applied in the air compressor or hydraulic pumps field widely.
Description
Technical field
The utility model belongs to the technical field of positive displacement compressor, refers in particular to a kind of multi-cylinder translation compression device.
Background technique
At present, though general reciprocating piston air compressor is of a great variety, structure is similar, be exactly that motor is by the bent axle outputting power, come pressurized gas or liquid acting by the to-and-fro motion in cylinder of connecting rod driven plunger, to produce pressurized air or highly pressurised liquid, but there are many defectives in this compressor: because the mode that cylinder of compressor and frame all adopt mutual positioning instant not move, the cylinder of compressor of this structure is subjected to lateral force bigger, the one, what lateral force formed is idle work, the power of compressor is diminished, and mechanical efficiency is low; The 2nd, compression stroke is longer, and eccentric mass is big, and the vibration that lateral force causes or the amplitude of resonance are big, and the noise of compressor is big, and working life is short; Three is that the motor of a compressor only drives one or two pistons work, complex structure by connecting rod; The 4th, because the lateral force that bent axle and piston are subjected to is bigger, piston ring is easy to wear, causes the sealability variation.
Summary of the invention
The purpose of this utility model provides a kind of good airproof performance, noise is little, mechanical efficiency is high, the multi-cylinder translation compression device of long service life.
The purpose of this utility model is achieved in that
Multi-cylinder translation compression device, it is characterized in that: comprise motor, main shaft, bent axle, piston, chute and the cylinder body formed of cover plate up and down, on the bent axle that electric machine main shaft drives, be connected with the piston more than a group, piston is done the to-and-fro motion of above-below direction with respect to cylinder body, cylinder body and piston are done the to-and-fro motion of left and right directions again under the restriction of cover plate up and down, be respectively arranged with on the cover plate up and down, the exhaust passage, advancing, be respectively arranged with in the exhaust passage into, drain tap, described cylinder body is the upper and lower opening formula, at this moment, cylinder body, piston forms two compression chambers with cover plate up and down, at cylinder body and be provided with seal arrangement up and down between the cover plate, described cylinder body also can be for partly or entirely closed, promptly be fixed with cylinder cap up and down respectively at the upper and lower opening place of cylinder body, at this moment, cylinder body, piston forms two compression chambers with cylinder cap up and down, up and down cover plate or/and up and down on the cylinder cap or/and cylinder body and piston be provided with into, exhaust passage and advancing, drain tap and corresponding seal arrangement.
Between the axis of the axis of above-mentioned main shaft and bent axle, has a throw of eccentric.
Be provided with the oil pocket that fills lubricant oil that can be lubricated the cylinder body and the surface of contact of cover plate up and down at the outer surface of above-mentioned cylinder body.
The left and right sides of the cylinder body outside above-mentioned cylinder body is respectively arranged with left and right sides compression chamber, the left and right sides in the cylinder body outside made structure of piston or be connected with left and right sides piston in the compression chamber of the left and right sides in the left and right sides in the cylinder body outside respectively, on the cover plate of the left and right sides of left and right sides compression chamber, be respectively arranged with the inlet and outlet passage, in the inlet and outlet passage, be respectively arranged with the inlet and outlet valve.
The outlet port of above-mentioned inlet and outlet passage on cover plate and left and right sides cover plate up and down is respectively arranged with into row, gas joint.
The outstanding compared to existing technology advantage of the utility model is:
1, volume is little, mechanical efficiency is high: the utility model adopts piston and the cylinder body installed on the compressor crank shaft can form two or four compression chambers, make motor under the situation of same power consumption, drive two or four cylinder actings, make piston and cylinder body concentrated relatively, the overall volume of compressor is little, the mechanical efficiency height;
2, noise is low: the utility model is owing to adopt piston and cylinder body translation technology, rationally utilize or reduced because the bump that the straight line motion of piston causes the lateral force of cylinder body, and because compression stroke is shorter, make that the pulsation time of gas in cylinder body is short, the vibrations time is short, low in energy consumption, and then make the noise of compressor lower;
3, good airproof performance: the utility model since piston and cylinder body in compression process balance lateral force, make the operating steadily of piston body, light with the friction of cylinder inner wall, wear of piston-rings is few, good airproof performance;
4, structure of the present utility model can be applicable at air compressor or oil hydraulic pump field.
Description of drawings
Fig. 1 is the utility model embodiment 1 a partial sectional view;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
Fig. 3 is the utility model embodiment 2 a cutaway view Amplified image;
Fig. 4 is the utility model embodiment 3 a cutaway view Amplified image;
Fig. 5 is the utility model embodiment 4 a cutaway view Amplified image;
Fig. 6 is the utility model embodiment 5 a cutaway view Amplified image;
Fig. 7 is the utility model embodiment 6 a cutaway view Amplified image;
Fig. 8 is that A cylinder exhaust of the present utility model finishes, the schematic representation of the air-breathing end of B cylinder;
Fig. 9 is the schematic representation of A cylinder breathing process of the present utility model, B cylinder exhaust process;
Figure 10 is the schematic representation of A cylinder exhaust process of the present utility model, B cylinder breathing process;
Figure 11 is the schematic representation that the air-breathing end of A cylinder of the present utility model, the exhaust of B cylinder finish.
Embodiment
With specific embodiment the utility model is further described below:
Embodiment 1: referring to Fig. 1-2:
Multi-cylinder translation compression device, comprise motor 10, main shaft 11, bent axle 12, piston, cover plate 40 up and down, 41 chute and the cylinder bodies of forming 30, on the bent axle 12 that electric machine main shaft 11 drives, be connected with one group of piston 21,22, certainly, also two groups or more groups of pistons can be set on bent axle 12, be provided with when organizing piston more, the axis of every group of piston should intersect uniform setting on the axis of main shaft, piston 21,22 do the to-and-fro motion of above-below direction with respect to cylinder body 30, cylinder body 30 and piston 21,22 again at cover plate 40 up and down, do the to-and-fro motion of left and right directions under 41 the restriction, at cover plate 40 up and down, be respectively arranged with on 41 into, exhaust passage 401,402,411,412, advancing, exhaust passage 401,402,411, be respectively arranged with in 412 into, drain tap, described cylinder body 30 is the upper and lower opening formula, at this moment, cylinder body 30, piston 21,22 with cover plate 40 up and down, 41 form two compression chambers 81,82, at cylinder body 30 and cover plate 40 up and down, be provided with seal arrangement 50 between 41, at piston 21,22 are provided with piston ring 51, cover plate 40 up and down, 41 with positioning seat 101 relative fixed of motor 10, between the axis 121 of the axis 111 of above-mentioned electric machine main shaft 11 and bent axle 12, has an eccentric distance e, being provided with at the outer surface of above-mentioned cylinder body 30 can be to cylinder body 30 and cover plate 40 up and down, the oil pocket that fills lubricant oil 70 that 41 surface of contact is lubricated is in advancing of above-mentioned cover plate up and down, the outlet port of exhaust passage is respectively arranged with into row, the gas joint.
Embodiment 2: referring to Fig. 3 and Fig. 1-2:
The basic structure of present embodiment is substantially the same manner as Example 1, its difference is: above-mentioned cylinder body 30 also can be for partly or entirely closed, promptly be fixed with all enclosed cylinder cap 31 up and down respectively at the upper and lower opening place of cylinder body 30,32, at this moment, cylinder body 30, piston 21,22 with cylinder cap 31 up and down, 32 form two compression chambers 81 and 82, at cylinder cap 31 up and down, on 32 with cover plate 40 up and down, 41 advance, exhaust passage 401,402,411,412 corresponding part is provided with into, exhaust port is at cylinder cap 31 up and down, 32 advance, exhaust port and cover plate 40 up and down, 41 advance, exhaust passage 401,402,411, be respectively arranged with outside 412 into, the seal arrangement 52 of exhaust passage.
Embodiment 3: referring to Fig. 4 and Fig. 1-2:
The basic structure of present embodiment is substantially the same manner as Example 1, its difference is: the left and right sides of the cylinder body 30 outside above-mentioned cylinder body 30 is respectively arranged with left and right sides compression chamber 83,84, structure of piston is made in the left and right sides in cylinder body 30 outsides, at left and right sides compression chamber 83,84 left and right sides cover plate 42, also be respectively arranged with on 43, exhaust passage 421,422,431,432, advancing, exhaust passage 421,422,431, be respectively arranged with in 432 into, drain tap, advancing on above-mentioned left and right sides cover plate, exhaust passage 421,422,431,432 outlet port is respectively arranged with into row, the gas joint, certainly, this structure also can be transformed into the compressor arrangement of cylinder cap up and down on embodiment 2 basis.
Embodiment 4: referring to Fig. 5:
The basic structure of present embodiment and embodiment's 3 structure is basic identical, and its difference is: just be connected with the left and right sides piston 23,24 in left and right sides compression chamber 83,84 respectively in the left and right sides in cylinder body 30 outsides.
Embodiment 5: referring to Fig. 6:
The basic structure of present embodiment and embodiment's 1 structure is basic identical, its difference is: gas-entered passageway 403 is being set on cylinder body and the piston, on the cover plate exhaust passage 404 is being set up and down, certainly, on the inlet and outlet passage, also be respectively arranged with inlet and outlet valve (not drawing among the figure), gas-entered passageway 403 be set on cylinder body and piston help heat radiation cylinder body and piston.
Embodiment 6: referring to Fig. 7:
The basic structure of present embodiment and embodiment's 3 structure is basic identical, its difference is: intake duct 403 is set on cylinder body and piston, air outlet flue 404 and outlet pipe are set on cylinder cap, be reserved with the outlet pipe activity space at the middle part of cover plate up and down, cylinder cap is during with the translation of the cylinder body left and right sides, outlet pipe can activity in the opening 405 on the cover plate up and down, and this structure helps the sealing to cylinder body.
Certainly, also cylinder cap can be arranged to partially enclosed formula, also can be arranged to movement of cylinder block, the fixed structure of piston.
Fig. 8-11 has provided working procedure of the present utility model, wherein:
Fig. 8 represents: the exhaust of A cylinder finishes, the air-breathing end of B cylinder;
Fig. 9 represents: A cylinder breathing process, B cylinder exhaust process;
Figure 10 represents: A cylinder exhaust process, B cylinder breathing process;
Figure 11 represents: the air-breathing end of A cylinder, the exhaust of B cylinder finish.
The foregoing description only is one of preferred embodiment of the present utility model; be not to limit protection domain of the present utility model according to this; so: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection domain of the present utility model.
Claims (5)
1, multi-cylinder translation compression device, it is characterized in that: comprise motor, main shaft, bent axle, piston, chute and the cylinder body formed of cover plate up and down, on the bent axle that electric machine main shaft drives, be connected with the piston more than a group, piston is done the to-and-fro motion of above-below direction with respect to cylinder body, cylinder body and piston are done the to-and-fro motion of left and right directions again under the restriction of cover plate up and down, be respectively arranged with on the cover plate up and down, the exhaust passage, advancing, be respectively arranged with in the exhaust passage into, drain tap, described cylinder body is the upper and lower opening formula, at this moment, cylinder body, piston forms two compression chambers with cover plate up and down, at cylinder body and be provided with seal arrangement up and down between the cover plate, described cylinder body also can be for partly or entirely closed, promptly be fixed with cylinder cap up and down respectively at the upper and lower opening place of cylinder body, at this moment, cylinder body, piston forms two compression chambers with cylinder cap up and down, up and down cover plate or/and up and down on the cylinder cap or/and cylinder body and piston be provided with into, exhaust passage and advancing, drain tap and corresponding seal arrangement.
2, multi-cylinder translation compression device according to claim 1 is characterized in that: have a throw of eccentric between the axis of the axis of described main shaft and bent axle.
3, multi-cylinder translation compression device according to claim 1 is characterized in that: be provided with the oil pocket that fills lubricant oil that can be lubricated the cylinder body and the surface of contact of cover plate up and down at the outer surface of described cylinder body.
4, multi-cylinder translation compression device according to claim 1, it is characterized in that: the left and right sides of the cylinder body outside described cylinder body is respectively arranged with left and right sides compression chamber, the left and right sides in the cylinder body outside made structure of piston or be connected with left and right sides piston in the compression chamber of the left and right sides in the left and right sides in the cylinder body outside respectively, on the cover plate of the left and right sides of left and right sides compression chamber, be respectively arranged with the inlet and outlet passage, in the inlet and outlet passage, be respectively arranged with the inlet and outlet valve.
5, according to claim 1 or 3 described multi-cylinder translation compression devices, it is characterized in that: the outlet port of the inlet and outlet passage on described cover plate up and down and left and right sides cover plate is respectively arranged with into row, gas joint.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2009201414333U CN201330690Y (en) | 2009-01-06 | 2009-01-06 | Multicylinder translational compression device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2009201414333U CN201330690Y (en) | 2009-01-06 | 2009-01-06 | Multicylinder translational compression device |
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CN201330690Y true CN201330690Y (en) | 2009-10-21 |
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CNU2009201414333U Expired - Lifetime CN201330690Y (en) | 2009-01-06 | 2009-01-06 | Multicylinder translational compression device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101476552B (en) * | 2009-01-06 | 2011-09-07 | 浙江鸿友压缩机制造有限公司 | Multi-cylinder translation compression device |
CN110985334A (en) * | 2019-11-29 | 2020-04-10 | 安徽美芝精密制造有限公司 | Reciprocating compressor and refrigeration equipment |
-
2009
- 2009-01-06 CN CNU2009201414333U patent/CN201330690Y/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101476552B (en) * | 2009-01-06 | 2011-09-07 | 浙江鸿友压缩机制造有限公司 | Multi-cylinder translation compression device |
CN110985334A (en) * | 2019-11-29 | 2020-04-10 | 安徽美芝精密制造有限公司 | Reciprocating compressor and refrigeration equipment |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20091021 Effective date of abandoning: 20090106 |