CN103470503B - Axial bypass regulates the sliding vane refrigeration compressor of displacement - Google Patents
Axial bypass regulates the sliding vane refrigeration compressor of displacement Download PDFInfo
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- CN103470503B CN103470503B CN201310468979.0A CN201310468979A CN103470503B CN 103470503 B CN103470503 B CN 103470503B CN 201310468979 A CN201310468979 A CN 201310468979A CN 103470503 B CN103470503 B CN 103470503B
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Abstract
The invention discloses the sliding vane refrigeration compressor that a kind of axial bypass regulates displacement, and provide a kind of structure simple, control convenient, can the refrigeration compressor of regulation output tolerance continuously.Comprise body, left end cap, right end cap, cover plate, main shaft, rotor, multiple slide plate and displacement controlling mechanism.Right end cap there is axial by-pass port, outside right end cap and between cover plate, have bellows tank and the bull stick groove of one.Cover plate there is the return port be communicated with air aspiration cavity by connecting tube.Displacement controlling mechanism comprises the bellows be installed in bellows tank, the bull stick be installed in bull stick groove, fixed plate, the first push jack and the second push jack, and fixed plate is used for separating bull stick groove and bellows tank.Bellows is used for separating axial by-pass port and return port.Dwang groove has oilhole.Bull stick one end is connected with the second push jack, and the other end is connected with the first push jack through fixed plate, and bellows one end and the first push jack are fitted, and the other end and bellows tank inwall are fitted.
Description
Technical field
The present invention relates to Compressor Technology field, particularly relate to the sliding vane refrigeration compressor that a kind of axial bypass regulates displacement.
Background technique
The moving element of sliding-vane compressor is few, and the main shaft of motor overlaps with the shaft axis of motion rotors, without acceptance of persons moving element, and therefore, sliding-vane compressor smooth running, processing and easy to maintenance, more and more for various system.
The displacement that compressor provides should adapt to the demand of gas consumption, reaches best coupling, to reduce the consumption of the energy, requires that compressor has the function exporting tolerance adjustment.The structure of existing sliding-vane compressor does not possess the function regulating displacement continuously, can not meet gas consumption continually varying demand.
Along with energy day is becoming tight, urgent need development structure is simple, control is convenient, the product of the energy-conserving and environment-protective of investment reduction, to meet the need of market, and energy saving, protection of the environment.
Summary of the invention
The object of the invention is the technological deficiency for existing in prior art, and provide a kind of structure simple, control convenient, can the sliding vane refrigeration compressor of the axial bypass adjustment displacement of regulation output tolerance continuously.
The technological scheme adopted for realizing object of the present invention is:
Axial bypass regulates a sliding vane refrigeration compressor for displacement, comprises body, left end cap, right end cap, cover plate, main shaft, rotor, multiple slide plate and displacement controlling mechanism.The two ends of described body are sealedly and fixedly connected with described left end cap and right end cap respectively, are fixedly connected with outside described right end cap with described cover plate for sealing; Described main shaft and described rotor are integrated, and described internal body is columniform cylinder, and described body side is provided with not penetrating air aspiration cavity, and described body opposite side is provided with not penetrating exhaust cavity, and described air aspiration cavity and exhaust cavity are communicated with described cylinder respectively; Described air aspiration cavity is connected with sucking pipe, and described exhaust cavity is connected with outlet pipe; Described rotor is installed in described cylinder, and multiple described slide plate is installed in described epitrochanterian vane slot respectively, during described rotor turns, by the effect of centrifugal force, makes the outside of multiple described slide plate tightly be attached on the inwall of described cylinder; On described right end cap, the side of relatively described body is provided with the axial by-pass port of circular arc, is provided with bellows tank and the bull stick groove of the circular arc of one outside the described right end cap relative with described axial by-pass port and between described cover plate; Described cover plate is provided with the return port that connecting tube is communicated with described air aspiration cavity; Described displacement controlling mechanism comprises the bellows be installed in described bellows tank, bull stick, fixed plate, the first push jack and the second push jack be installed in described bull stick groove, described fixed plate is fixedly installed in described bellows tank and bull stick groove, for separating described bull stick groove and bellows tank; Described bull stick one end is connected with described second push jack, the other end is fixedly connected with described first push jack through described fixed plate, one end and described first push jack of described bellows are fitted, the other end of described bellows is fitted with the bellows tank inwall away from described fixed plate, and described bellows is used for separating described axial by-pass port and return port; Described dwang groove has oilhole, makes pressure oil enter space between described bellows tank inwall and the second push jack by described oilhole.
The cross section of preferred described bellows is circular, and the diameter of the cross section of described bellows is greater than the radial width of described axial by-pass port.
Described main shaft overlaps with the shaft axis of rotor; There is bias at the center of described rotor and described body.
Be sealedly and fixedly connected by right end cap connecting bolt and right end cap gasket seal between described body and described right end cap.
Be sealedly and fixedly connected by left end cap connecting bolt and left end cap gasket seal between described body and described left end cap.
Compared with prior art, the invention has the beneficial effects as follows:
1, axial bypass of the present invention regulates the sliding vane refrigeration compressor of displacement in end cap, arrange the bellows tank and axial by-pass port that are communicated with air aspiration cavity, pressure oil promotes the bull stick be placed in dwang groove, promote bellows contract and open axial by-pass port, air-breathing is flow backwards, output tolerance reduces, thus realizing the adjustment of displacement, structure is simple, it is easy for installation to process.
2, axial bypass of the present invention regulates the sliding vane refrigeration compressor of displacement can realize exporting the continuous adjustment of tolerance, reaches best coupling, smooth running, and the consumption decreasing the energy.
Accompanying drawing explanation
Figure 1 shows that the axial bypass of the present invention regulates the schematic diagram of the sliding vane refrigeration compressor of displacement;
Figure 2 shows that the A-A sectional view of Fig. 1;
Figure 3 shows that the B-B sectional view of Fig. 1;
Figure 4 shows that the C-C sectional view of Fig. 1;
Figure 5 shows that the D-D sectional view of Fig. 1;
Figure 6 shows that the E-E direction view of Fig. 1.
In figure: 1. body, 2. right end cap, 3. axial by-pass port, 4. right end cap bolt, 5. rotor, 6. left end cap bolt, 7. left end cap, 8. main shaft, 9. vane slot, 10. slide plate, 11. bellowss, 12. bellows tank, 13. air aspiration cavitys, 14. exhaust cavitys, 15. sucking pipes, 16. outlet pipes, 17. bases, 18. first push jacks, 19. second push jacks, 20. bellows tank inwalls, 21. fixed plates, 22. dwangs, 23. dwang grooves, 24. return ports, 25. cover plates, 26. oilholes, 27. cover plate bolts, 28. cylinders.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
The axial bypass of the present invention regulates the schematic diagram of the sliding vane refrigeration compressor of displacement as shown in figs 1 to 6, comprise body 1, left end cap 7, right end cap 2, cover plate 25, main shaft 8, rotor 5, multiple slide plate 10 and displacement controlling mechanism, the two ends of described body 1 are sealedly and fixedly connected with described left end cap 7 and right end cap 2 respectively, are fixedly connected with outside described right end cap with described cover plate for sealing.In the present embodiment, be sealedly and fixedly connected by right end cap connecting bolt 4 and right end cap gasket seal between described body 1 and described right end cap 2.Be sealedly and fixedly connected by left end cap connecting bolt 6 and left end cap gasket seal between described body 1 and described left end cap 7.
Described main shaft 8 is integrated with described rotor 5, described body 1 inside is columniform cylinder 28, described body 1 side is provided with not penetrating air aspiration cavity 13, and described body 1 opposite side is provided with not penetrating exhaust cavity 14, and described air aspiration cavity 13 and exhaust cavity 14 are communicated with described cylinder 28 respectively; Described air aspiration cavity 13 is connected with sucking pipe 15, and described exhaust cavity 14 is connected with outlet pipe 16; Described rotor 5 is installed in described cylinder 28, and multiple described slide plate 10 is installed in described epitrochanterian vane slot 9 respectively, during described rotor turns, by the effect of centrifugal force, the outside of multiple described slide plate 10 is tightly attached on the inwall of described cylinder 28.On described right end cap 2, the side of relatively described body 1 is provided with the axial by-pass port 3 of circular arc, outside the described right end cap relative with described axial by-pass port 3 and be provided with the bellows tank 12 of circular arc and the bull stick groove 23 of one between described cover plate.Described cover plate 25 is provided with the return port 24 that connecting tube is communicated with described air aspiration cavity 13.Described displacement controlling mechanism comprises the bellows 11 be installed in described bellows tank 12, the bull stick 22 be installed in described bull stick groove 23, fixed plate 21, first push jack 18 and the second push jack 19, described fixed plate 21 is fixedly installed in described bellows tank 12 and bull stick groove 23, for separating described bull stick groove 23 and bellows tank 12; Described bull stick 22 one end is connected with described second push jack 19, the other end is fixedly connected with described first push jack 18 through described fixed plate, one end and described first push jack of described bellows 11 are fitted, the other end of described bellows 11 is fitted with the bellows tank inwall 20 away from described fixed plate 21, and described bellows 11 is for separating described axial by-pass port 3 and return port 24.In the present embodiment, the cross section of described bellows 11 is circular, and the diameter of the cross section of described bellows 11 is greater than the radial width of described axial by-pass port 3.Have oilhole 26 at described dwang groove 23 away from the position of described bellows tank 12, make pressure oil enter space between described dwang groove 23 inwall and the second push jack 19 by described oilhole 26.Described main shaft 8 overlaps with the shaft axis of rotor 5; Described rotor 5 has bias with the center of described body 1, and the size of throw of eccentric designs according to the demand of displacement.
During assembling, sucking pipe 15 and outlet pipe 16 are welded on respectively the air aspiration cavity 13 of body and the respective apertures position of exhaust cavity 14, slide plate 10 puts into the cylinder 28 of body 1 after putting into the vane slot 9 on rotor 5, right end cap 2 is fixed by right end cap bolt 4 and right end cap gasket seal and body 1, fixed plate 21 is put into the relevant position between dwang groove 23 with bellows tank 12 and welds with cell wall, dwang groove 23 is put into after welding with the second push jack 19 in one end of dwang 22, and the other end welds with the first push jack 18 through the central through bore of fixed plate 21.Bellows 11 is put into bellows tank 12, the dwang groove of the semicircle on cover plate 25 and bellows tank are alignd with the dwang groove of the semicircle on right end cap 2 and bellows tank respectively, fixed by cover plate bolt 27 and gasket seal and right end cap 2.The circular hole that runs through on left end cap 7 is passed main shaft 8 and fixed with body 1 by left end cap gasket seal and left end cap bolt 6, and this sliding vane refrigeration compressor set installs complete.
To have the compressor of 6 slide plates, its schematic diagram as shown in Figure 2 and Figure 5, in use, base 17 and basis are fixed, under the drive of motor, rotor 5 rotates clockwise in cylinder 28, slide plate 10 is in cylinder, along with the rotation of rotor 5, under the influence of centrifugal force, the side of each slide plate 10 is tightly attached on cylinder inner wall, rotor 5 surface, slide plate 10 both sides, cylinder inner wall, six volume spaces are formed between left end cap 7 and right end cap 2, when volume space is communicated with air aspiration cavity 13, start air-breathing, when volume space turns over air aspiration cavity 13, start compression, when volume space is communicated with exhaust cavity 14, start exhaust, when volume space turns over exhaust cavity, exhaust terminates, complete air-breathing, compression and an exhaust cyclic process.Along with the rotation of rotor, constantly carry out the circulation of air-breathing, compression and exhaust.When oilhole 26 access failure pressure oil, bellows 11, under the effect from elastic force, promotes dwang 22 and drives the second push jack 19 to be attached to the inwall of dwang groove 23 away from the position of bellows tank 12, and axial by-pass port 3 is separated by bellows 11 with return port 24, now, the air displacement of compressor is maximum.When needs regulation output tolerance, oilhole 26 cut-in pressure oil, pressure oil enters space between dwang groove 23 inwall and the second push jack 19, promoting the second push jack 19 drives dwang 22 to rotate, the first push jack 18 welded with dwang 22, push bellows 11 to shrink, the position that bellows 11 shrinks, axial by-pass port 3 is communicated with return port 24, gas in the volume space that air-breathing terminates is by axial by-pass port 3, bellows tank 12, return port 24 flows back to air aspiration cavity 13, when volume space turn over bellows 11 shorten axial by-pass port 3 position of opening time, in volume space, remaining gas is through overcompression, discharge through exhaust cavity and outlet pipe.By controlling the size of the oil pressure of the pressure oil that oilhole 26 is connected, control the length that bellows 11 shortens, regulation output tolerance, the length that bellows 11 shrinks is longer, and it is long-range that axial by-pass port 3 is opened, and the gas flow backwards in volume space is more, remaining gas is fewer, and air displacement is fewer.Compressor of the present invention can realize the continuous adjustment exporting tolerance.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. the sliding vane refrigeration compressor of an axial bypass adjustment displacement, it is characterized in that, comprise body (1), left end cap (7), right end cap (2), cover plate (25), main shaft (8), rotor (5), multiple slide plate (10) and displacement controlling mechanism, the two ends of described body (1) are sealedly and fixedly connected with described left end cap (7) and right end cap (2) respectively, and described right end cap (2) outside is sealedly and fixedly connected with described cover plate (25); Described main shaft (8) and described rotor (5) are integrated, described body (1) inside is columniform cylinder (28), described body (1) side is provided with not penetrating air aspiration cavity (13), described body (1) opposite side is provided with not penetrating exhaust cavity (14), and described air aspiration cavity (13) is communicated with described cylinder (28) respectively with exhaust cavity (14); Described air aspiration cavity (13) is connected with sucking pipe (15), and described exhaust cavity (14) is connected with outlet pipe (16); Described rotor (5) is installed in described cylinder (28), multiple described slide plate (10) is installed in described epitrochanterian vane slot (9) respectively, during described rotor turns, by the effect of centrifugal force, the outside of multiple described slide plate (10) is made tightly to be attached on the inwall of described cylinder (28); On described right end cap (2), the side of relatively described body (1) is provided with the axial by-pass port (3) of circular arc, outside the described right end cap relative with described axial by-pass port (3) and be provided with the bellows tank (12) of circular arc and the bull stick groove (23) of one between described cover plate; Described cover plate (25) is provided with the return port (24) that connecting tube is communicated with described air aspiration cavity (13); Described displacement controlling mechanism comprises the bellows (11) be installed in described bellows tank (12), bull stick (22), fixed plate (21), the first push jack (18) and the second push jack (19) be installed in described bull stick groove (23), described fixed plate (21) is fixedly installed in described bellows tank (12) and bull stick groove (23), for separating described bull stick groove (23) and bellows tank (12); Described bull stick (22) one end is connected with described second push jack (19), the other end is fixedly connected with described first push jack (18) through described fixed plate, one end and described first push jack of described bellows (11) are fitted, the other end of described bellows (11) is fitted with the bellows tank inwall away from described fixed plate (21), and described bellows (11) is for separating described axial by-pass port (3) and return port (24); Described dwang groove (23) has oilhole (26), makes pressure oil enter space between described dwang groove (23) inwall and the second push jack (19) by described oilhole (26).
2. axial bypass according to claim 1 regulates the sliding vane refrigeration compressor of displacement, it is characterized in that, the cross section of described bellows (11) is circular, and the diameter of the cross section of described bellows (11) is greater than the radial width of described axial by-pass port (3).
3. axial bypass according to claim 1 and 2 regulates the sliding vane refrigeration compressor of displacement, and it is characterized in that, described main shaft (8) overlaps with the shaft axis of rotor (5); Described rotor (5) has bias with the center of described body (1).
4. axial bypass according to claim 3 regulates the sliding vane refrigeration compressor of displacement, it is characterized in that, is sealedly and fixedly connected between described body (1) and described right end cap (2) by right end cap connecting bolt (4) and right end cap gasket seal.
5. regulate the sliding vane refrigeration compressor of displacement according to axial bypass according to claim 3, it is characterized in that, be sealedly and fixedly connected by left end cap connecting bolt (6) and left end cap gasket seal between described body (1) and described left end cap (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468979.0A CN103470503B (en) | 2013-10-08 | 2013-10-08 | Axial bypass regulates the sliding vane refrigeration compressor of displacement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468979.0A CN103470503B (en) | 2013-10-08 | 2013-10-08 | Axial bypass regulates the sliding vane refrigeration compressor of displacement |
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| Publication Number | Publication Date |
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| CN103470503A CN103470503A (en) | 2013-12-25 |
| CN103470503B true CN103470503B (en) | 2015-09-09 |
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| CN201310468979.0A Expired - Fee Related CN103470503B (en) | 2013-10-08 | 2013-10-08 | Axial bypass regulates the sliding vane refrigeration compressor of displacement |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105091464A (en) * | 2015-08-18 | 2015-11-25 | 合肥华凌股份有限公司 | Refrigerating system of refrigerator |
Citations (2)
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| CN102444578A (en) * | 2010-10-13 | 2012-05-09 | 尤尼西亚Jkc控制***株式会社 | Variable displacement vane pump |
| CN203532252U (en) * | 2013-10-08 | 2014-04-09 | 天津商业大学 | Sliding vane compressor with end cover variable-displacement mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS58195001A (en) * | 1982-05-10 | 1983-11-14 | Matsushita Electric Ind Co Ltd | Displacement type rotary blade system expansion machine |
| JP5059799B2 (en) * | 2009-03-11 | 2012-10-31 | 日立オートモティブシステムズ株式会社 | Variable displacement vane pump |
| JP5204739B2 (en) * | 2009-10-19 | 2013-06-05 | カヤバ工業株式会社 | Vane pump |
| JP2011127556A (en) * | 2009-12-21 | 2011-06-30 | Hitachi Automotive Systems Ltd | Variable displacement vane pump |
| JP5583492B2 (en) * | 2010-06-23 | 2014-09-03 | カヤバ工業株式会社 | Variable displacement vane pump |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444578A (en) * | 2010-10-13 | 2012-05-09 | 尤尼西亚Jkc控制***株式会社 | Variable displacement vane pump |
| CN203532252U (en) * | 2013-10-08 | 2014-04-09 | 天津商业大学 | Sliding vane compressor with end cover variable-displacement mechanism |
Non-Patent Citations (1)
| Title |
|---|
| 双作用式变量叶片泵理论研究;李义等;《煤矿机械》;20110228;第32卷(第02期);第42-43页 * |
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Effective date of registration: 20170417 Address after: 528311 Beijiao City, Shunde Province town of Shuikou Town, the village committee of the water gate, industrial road, No. three, No. 2, Patentee after: FOSHAN ARSENBD REFRIGERATION EQUIPMENTS MANUFACTURING CO.,LTD. Address before: 510000 Guangdong City, Guangzhou, Tianhe District Software Park building, No. 59, east block, Ya Ya building, Room 501 Patentee before: Qian Fanglin Effective date of registration: 20170417 Address after: 510000 Guangdong City, Guangzhou, Tianhe District Software Park building, No. 59, east block, Ya Ya building, Room 501 Patentee after: Qian Fanglin Address before: Tianjin highway 300134 East Tianjin District of Beichen City Patentee before: Tianjin University Of Commerce |
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Granted publication date: 20150909 |