CN203532252U - Sliding vane compressor with end cover variable-displacement mechanism - Google Patents
Sliding vane compressor with end cover variable-displacement mechanism Download PDFInfo
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- CN203532252U CN203532252U CN201320622459.6U CN201320622459U CN203532252U CN 203532252 U CN203532252 U CN 203532252U CN 201320622459 U CN201320622459 U CN 201320622459U CN 203532252 U CN203532252 U CN 203532252U
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- end cap
- bellows
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Abstract
The utility model discloses a sliding vane compressor with an end cover variable-displacement mechanism, and the sliding vane compressor is simple in structure, convenient to control and capable of continuously adjusting the output air volume. The sliding vane compressor comprises a machine body, a left end cover, a right end cover, a cover plate, a main shaft, a rotor, a plurality of sliding vanes and an air transmission volume adjusting mechanism, wherein an axial bypass hole is formed in the right end cover; a corrugated pipe groove and a rotating rod groove which are integrated are formed between the outer side of the right end cover and the cover plate; a returning hole which is communicated with an air suction cavity by virtue of a connecting pipe is formed in the cover plate; the air transmission volume adjusting mechanism comprises a corrugated pipe arranged in the corrugated pipe groove, a rotating rod installed in the rotating rod groove, a fixed plate, a first push sheet and a second push sheet; the fixed plate is used for separating the rotating rod groove from the corrugated pipe groove; the corrugated pipe is used for separating the axial bypass hole from the returning hole; an oil hole is formed in the rotating rod groove; one end of the rotating rod is connected with the second push sheet, and the other end of the rotating rod penetrates through the fixed plate to be connected with the first push sheet; one end of the corrugated pipe is adhered to the first push sheet, and the other end of the corrugated plate is adhered to the inner wall of the corrugated pipe groove.
Description
Technical field
The utility model relates to Compressor Technology field, particularly relates to a kind of slide vane compressor with end cap variable displacement mechanism.
Background technique
The moving element of sliding-vane compressor is few, and the main shaft of motor overlaps with the shaft axis of motion rotor, moving element without acceptance of persons, and therefore, sliding-vane compressor smooth running, processing and easy to maintenance, more and more for various systems.
The displacement that compressor provides should adapt to the demand of gas consumption, reaches best coupling, to reduce the consumption of the energy, requires compressor to have the function that output tolerance regulates.The structure of existing sliding-vane compressor does not possess the function of continuous adjusting displacement, can not meet gas consumption continually varying demand.
Along with energy day is becoming tight, urgent need development structure is simple, control is convenient, save the products of the energy-conserving and environment-protective of investing, to meet the need of market, and energy saving, protection of the environment.
Model utility content
The purpose of this utility model is for the technological deficiency existing in prior art, and a kind of simple in structure, control convenience is provided, continuously the slide vane compressor with end cap variable displacement mechanism of regulation output tolerance.
For realizing the technological scheme that the purpose of this utility model adopts, be:
With a slide vane compressor for end cap variable displacement mechanism, comprise body, left end cap, right end cap, cover plate, main shaft, rotor, a plurality of 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, and described right end cap outside is fixedly connected with described cover plate for sealing; Described main shaft and described rotor are integrated, and described internal body is columniform cylinder, and described body one 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 a plurality of described slide plates are installed on respectively in described epitrochanterian vane slot, when described rotor rotates, by the effect of centrifugal force, the outside of a plurality of described slide plates is tightly attached on the inwall of described cylinder; On described right end cap, a 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 between the described right end cap outside relative with described axial by-pass port and described cover plate; On described cover plate, be provided with the return port being communicated with described air aspiration cavity by connecting tube; Described displacement controlling mechanism comprises the bellows that is installed in described bellows tank, is installed on bull stick, fixed plate, the first push jack and the second push jack 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 the second push jack, the other end is fixedly connected with described the first push jack through described fixed plate, one end of described bellows and described the first push jack laminating, 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; On described dwang groove, have oilhole, by described oilhole make pressure oil enter described bellows tank inwall and the second push jack between space.
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.
Between described body and described right end cap, by right end cap connecting bolt and right end cap gasket seal, be sealedly and fixedly connected.
Between described body and described left end cap, by left end cap connecting bolt and left end cap gasket seal, be sealedly and fixedly connected.
Compared with prior art, the beneficial effects of the utility model are:
1, the slide vane compressor with end cap variable displacement mechanism of the present utility model arranges bellows tank and the axial by-pass port being communicated with air aspiration cavity in end cap, pressure oil promotes to be placed on the bull stick in dwang groove, promote bellows contract and open axial by-pass port, make air-breathing refluence, output tolerance reduces, thereby realize the adjusting of displacement, simple in structure, process easy for installation.
2, the slide vane compressor with end cap variable displacement mechanism of the present utility model can be realized the continuous adjusting of output tolerance, reaches best coupling, smooth running, and reduced the consumption of the energy.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram of the slide vane compressor of the utility model band end cap variable displacement mechanism;
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 of Fig. 1 is to view.
In figure: 1. body, 2. right end cap, 3. axially 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 utility model is described in further detail.
The schematic diagram of the slide vane compressor of the utility model band end cap variable displacement mechanism is as shown in Fig. 1-Fig. 6, comprise body 1, left end cap 7, right end cap 2, cover plate 25, main shaft 8, rotor 5, a plurality of 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 outside is fixedly connected with described cover plate for sealing.In the present embodiment, between described body 1 and described right end cap 2, by right end cap connecting bolt 4 and right end cap gasket seal, be sealedly and fixedly connected.Between described body 1 and described left end cap 7, by left end cap connecting bolt 6 and left end cap gasket seal, be sealedly and fixedly connected.
Described main shaft 8 is integrated with described rotor 5, described body 1 inside is columniform cylinder 28, described body 1 one sides are 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 a plurality of described slide plates 10 are installed on respectively in described epitrochanterian vane slot 9, when described rotor rotates, by the effect of centrifugal force, the outside of a plurality of described slide plates 10 is tightly attached on the inwall of described cylinder 28.On described right end cap 2, a side of relatively described body 1 is provided with the axial by-pass port 3 of circular arc, is provided with bellows tank 12 and the bull stick groove 23 of the circular arc of one between the described right end cap outside relative with described axial by-pass port 3 and described cover plate.On described cover plate 25, be provided with the return port 24 being communicated with described air aspiration cavity 13 by connecting tube.Described displacement controlling mechanism comprises the bellows 11 that is installed in described bellows tank 12, is installed on bull stick 22, fixed plate 21, the first push jack 18 and the second push jack 19 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 are connected with described the second push jack 19, the other end is fixedly connected with described the first push jack 18 through described fixed plate, one end of described bellows 11 and described the first push jack laminating, 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.At described dwang groove 23, away from the position of described bellows tank 12, have oilhole 26, by described oilhole 26 make pressure oil enter described dwang groove 23 inwalls and the second push jack 19 between space.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 to the respective apertures position of air aspiration cavity 13 and the exhaust cavity 14 of body, slide plate 10 is put into the cylinder 28 of putting into body 1 after the vane slot 9 on rotor 5, right end cap 2 is passed through to right end cap bolt 4 and right end cap gasket seal and body 1 fixing, fixed plate 21 is put into the relevant position between dwang groove 23 and bellows tank 12 and welded with cell wall, after one end of dwang 22 and the second push jack 19 welding, put into dwang groove 23, the other end is through central through bore and first push jack 18 welding 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 dwang groove and the bellows tank of semicircle on right end cap 2 respectively, fixing 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 fixed with body 1 through main shaft 8 and by left end cap gasket seal and left end cap bolt 6, and this sliding vane refrigeration compressor set installs complete.
The compressor with 6 slide plates of take is example, its schematic diagram as shown in Figure 2 and Figure 5, in use, base 17 is fixing with basis, under the drive of motor, rotor 5 clockwise rotates in cylinder 28, slide plate 10 is in cylinder, rotation along with rotor 5, under the effect of centrifugal force, one side of each slide plate 10 is tightly attached on cylinder inner wall, rotor 5 surfaces, slide plate 10 both sides, cylinder inner wall, between left end cap 7 and right end cap 2, form six volume spaces, 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 finishes, complete air-breathing, compression and cyclic process of exhaust.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 dwang groove 23 away from the inwall of the position of bellows tank 12, and axially 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 enter dwang groove 23 inwalls and the second push jack 19 between space, promoting the second push jack 19 drives dwang 22 to rotate, the first push jack 18 with dwang 22 welding, pushing away bellows 11 shrinks, the position that bellows 11 shrinks, axially by-pass port 3 is communicated with return port 24, gas in the volume space of air-breathing end is by axial by-pass port 3, bellows tank 12, return port 24 flows back to air aspiration cavity 13, when volume space turns over bellows 11 and shortens axial by-pass port 3 position of opening, in volume space, remaining gas is through overcompression, through exhaust cavity and outlet pipe, discharge.The size of the oil pressure of the pressure oil of connecting by control oilhole 26, controls the length that bellows 11 shortens, regulation output tolerance, the length that bellows 11 shrinks is longer, and what axially by-pass port 3 was opened is long-range, and the gas flowing backwards in volume space is more, remaining gas is fewer, and air displacement is fewer.Compressor of the present utility model can be realized the continuous adjusting of output tolerance.
The above is only preferred implementation of the present utility model; it should be noted that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. the slide vane compressor with end cap variable displacement mechanism, it is characterized in that, comprise body (1), left end cap (7), right end cap (2), cover plate (25), main shaft (8), rotor (5), a plurality of 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) is integrated with described rotor (5), described body (1) inside is columniform cylinder (28), described body (1) one 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) 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), a plurality of described slide plates (10) are installed on respectively in described epitrochanterian vane slot (9), when described rotor rotates, by the effect of centrifugal force, the outside of a plurality of described slide plates (10) is tightly attached on the inwall of described cylinder (28); On described right end cap (2), a side of relatively described body (1) is provided with the axial by-pass port (3) of circular arc, is provided with bellows tank (12) and the bull stick groove (23) of the circular arc of one between the described right end cap outside relative with described axial by-pass port (3) and described cover plate; On described cover plate (25), be provided with the return port (24) being communicated with described air aspiration cavity (13) by connecting tube; Described displacement controlling mechanism comprises the bellows (11) that is installed in described bellows tank (12), is installed on bull stick (22), fixed plate (21), the first push jack (18) and the second push jack (19) 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 the second push jack (19), the other end is fixedly connected with described the first push jack (18) through described fixed plate, one end of described bellows (11) and described the first push jack laminating, 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); On described dwang groove (23), have oilhole (26), by described oilhole (26) make pressure oil enter described dwang groove (23) inwall and the second push jack (19) between space.
2. the slide vane compressor with end cap variable displacement mechanism according to claim 1, 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. the slide vane compressor with end cap variable displacement mechanism according to claim 1 and 2, 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. the slide vane compressor with end cap variable displacement mechanism according to claim 3, is characterized in that, between described body (1) and described right end cap (2), by right end cap connecting bolt (4) and right end cap gasket seal, is sealedly and fixedly connected.
5. according to the slide vane compressor with end cap variable displacement mechanism claimed in claim 3, it is characterized in that, between described body (1) and described left end cap (7), by left end cap connecting bolt (6) and left end cap gasket seal, be sealedly and fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320622459.6U CN203532252U (en) | 2013-10-08 | 2013-10-08 | Sliding vane compressor with end cover variable-displacement mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320622459.6U CN203532252U (en) | 2013-10-08 | 2013-10-08 | Sliding vane compressor with end cover variable-displacement mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN203532252U true CN203532252U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320622459.6U Withdrawn - After Issue CN203532252U (en) | 2013-10-08 | 2013-10-08 | Sliding vane compressor with end cover variable-displacement mechanism |
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| CN (1) | CN203532252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470503A (en) * | 2013-10-08 | 2013-12-25 | 天津商业大学 | Sliding-vane refrigerating compressor for axial by-pass capacity adjustment |
-
2013
- 2013-10-08 CN CN201320622459.6U patent/CN203532252U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470503A (en) * | 2013-10-08 | 2013-12-25 | 天津商业大学 | Sliding-vane refrigerating compressor for axial by-pass capacity adjustment |
| CN103470503B (en) * | 2013-10-08 | 2015-09-09 | 天津商业大学 | Axial bypass regulates the sliding vane refrigeration compressor of displacement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |