CN204984892U - Totally closed vertical tertiary compression rotary compressor - Google Patents
Totally closed vertical tertiary compression rotary compressor Download PDFInfo
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- CN204984892U CN204984892U CN201520768718.5U CN201520768718U CN204984892U CN 204984892 U CN204984892 U CN 204984892U CN 201520768718 U CN201520768718 U CN 201520768718U CN 204984892 U CN204984892 U CN 204984892U
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Abstract
The utility model discloses a totally closed vertical tertiary compression rotary compressor. The utility model discloses a host computer lid, outer cylinder body, low pressure gleitbretter, high -pressure gleitbretter, main rotor, initiative dish and interior cylinder body etc, host computer lid with assist the cover to be oval, outer cylinder body runs through hollow ellipse circular cylinder for inside, interior cylinder body runs through hollow ellipse circular cylinder for inside, is the cross position with host computer lid complex position and has offered the keyway, the host computer covers and is the cross position with interior cylinder body complex position and has offered the keyway, the host computer covers is connected key fixed connection with interior cylinder body through four of placing in the keyway, initiatively the dish comprises the circular chassis and the hollow cylinder lateral wall of an organic whole, and low pressure gleitbretter groove has radially evenly been offered to the angular direction edge to four lateral walls, and the low pressure gleitbretter is placed to low pressure gleitbretter inslot, and the main rotor is cylindrical, follows the angular direction for four and has radially evenly offered high -pressure gleitbretter groove, and high -pressure gleitbretter is placed to high -pressure gleitbretter inslot. The utility model discloses a compressor, the part is simple, and overall dimension is little, compact structure, to account for the space few, processing convenient assembling, the leakproofness is good, and safe and reliable is energy -concerving and environment -protective.
Description
Technical field
The utility model relates to refrigeration technology field, particularly relates to a kind of totally-enclosed vertical three stage compression rotary compressor.
Background technique
When temperature in the cooled space of refrigeration plant is lower, the evaporating temperature of refrigeration system is lower, meets the temperature requirements be cooled in space, then the hydraulic performance decline of refrigeration system as adopted single stage compression or two-stage compression refrigeration circulation, energy consumption increases, reliability decrease.Three stage compression refrigeration cycle can be adopted, at present, the displacement type compressor refrigeration system of three stage compression is the form adopting multiple stage displacement type compressor combo, the compression at different levels of low temperature, middle gentle high temperature is born respectively by different refrigeration compressors, cooling cycle system is complicated, boundary dimension is large, and therefore, proposition compact structure, boundary dimension are little, the unit three stage compression totally-enclosed vertical revolving formula compressor of good airproof performance.At present, there are no embodiment.
Model utility content
The purpose of this utility model is the technological deficiency for existing in prior art, and provide that a kind of compact structure, boundary dimension are little, good airproof performance, energy-conserving and environment-protective for the totally-enclosed vertical three stage compression rotary compressor in cryogenic refrigerating system.
A kind of totally-enclosed vertical three stage compression rotary compressor, comprise main frame lid, outer cylinder body, low pressure slide plate, high pressure slide plate, main rotor, main shaft, motor stator, rotor, lower shell body, auxiliary cover, driving disc, auxiliary machine bonnet bolt, upper shell, high pressure vane slot, middle pressure air inlet tube, high pressure gas adapter, high pressure admission adapter, middle pressure vent connection, inner cylinder body, middle pressure pore, in compress into gas port, high-pressure exhaust, high pressure intakeport, pressure gas port, low-pressure admission is taken over and low pressure exhaust is taken over;
Described main frame lid is oval, main frame cover rim axially offers the bolt hole run through, the inner side that main frame lid coordinates with outer cylinder body offers vertically not to be run through, gas port is compressed in symmetrical two, two high-pressure exhausts, two high pressure intakepories and two middle pressure gas ports, main frame lid outer side surface offer respectively with in compress into gas port, high-pressure exhaust, high pressure intakeport compresses into pore in being communicated with middle pressure gas port, high pressure gas hole, high pressure admission hole and middle pressure pore, in compress into pore, high pressure gas hole, high pressure admission hole respectively with middle pressure air inlet tube, high pressure gas adapter and high pressure admission adapter are welded to connect,
Described outer cylinder body is the oval cylindrical shell that hollow is run through in inside, the position that both sides are connected with main frame lid and auxiliary cover respectively offers the bolt hole do not run through, outer cylinder body inner peripheral surface offers the low pressure air suction mouth and low pressure exhaust mouth that do not run through near minor axis is radially symmetrical, outer cylinder body outer circumferential face offers the low pressure air suction hole and low pressure exhaust hole that are communicated with low pressure exhaust mouth with low pressure air suction mouth, and low pressure air suction hole and low pressure exhaust hole are welded with low pressure air suction pipe and low pressure exhaust pipe respectively;
Described inner cylinder body is the oval cylindrical shell that hollow is run through in inside, the position that inner cylinder body coordinates with main frame lid is that cross position offers keyway, the position that main frame lid coordinates with inner cylinder body is that cross position offers keyway, and main frame lid is fixedly connected with by four connecting keys be placed in keyway with inner cylinder body;
Described driving disc is made up of the circular base plate of one and the cylinder side wall of hollow, cylinder side wall four radially evenly offers low pressure vane slot to angular direction, low pressure slide plate is placed in low pressure vane slot, circular base plate center offers the spindle hole run through vertically, by connecting key and main shaft secure fit;
Described auxiliary cover is oval, the position that auxiliary cover coordinates with outer cylinder body offers the bolt hole run through, the position that auxiliary cover coordinates with the circular base plate of driving disc offers the circular groove do not run through, and center offers the spindle hole run through vertically, is slidably matched by bearing and main shaft; Described main rotor is cylindrical, and center offers the spindle hole run through vertically, and by connecting key and main shaft secure fit, four radially evenly offer high pressure vane slot to angular direction, places high pressure slide plate in high pressure vane slot;
Described rotor is connected with main shaft by connecting key, and the inside of motor stator coordinates with rotor, and in motor stator outside press-in lower shell body, outer cylinder body is pressed into upper shell after being fixed by bolt and main frame lid and auxiliary cover; Described main shaft inside is processed with the eccentric oil leab that runs through vertically vertically and offers radial oil leab with auxiliary cover sliding position, driving disc chassis inwall, main rotor and main frame lid matching part.
Described outer cylinder body, inner cylinder body, main frame lid are consistent with the oval long axis direction of auxiliary cover, short-axis direction is consistent, the diameter of main rotor is consistent with the inside minor axis dimension of inner cylinder body, the external diameter of driving disc is consistent with the inside minor axis dimension of outer cylinder body, and the internal diameter of driving disc cylinder side wall is consistent with the outside major axis dimension of inner cylinder body; The cylinder side wall of outer cylinder body, inner cylinder body, main rotor, driving disc and the axial length of high low pressure slide plate consistent; The axis coinciding of outer cylinder body, inner cylinder body, main rotor, driving disc.
Described upper casing offer vertically run through take over middle pressure air inlet tube, high pressure gas respectively, high pressure admission is taken over and middle pressure vent connection welds aperture, the corresponding low pressure air suction mouth of outer cylinder body and the position of low pressure exhaust mouth, radially offer aperture that run through, that weld with low pressure air suction pipe and low pressure exhaust pipe respectively.
Compared with prior art, the beneficial effects of the utility model are:
1, the totally-enclosed vertical three stage compression rotary compressor of the utility model, oval outer cylinder body, oval inner cylinder body, the axis coinciding of cylindrical main rotor and driving disc.The internal surface of outer cylinder body inwall, driving disc outer wall, low pressure slide plate side, main frame interior surface, auxiliary cover, and the axial Line of contact of the inwall of outer cylinder body and driving disc outer wall forms low pressure crescent-shaped space, the middle pressure crescent-shaped space that inner cylinder body outer wall, driving disc inwall, low pressure slide plate side, main frame interior surface, driving disc chassis inwall and the outer wall of inner cylinder body and the axial Line of contact of driving disc inwall are formed, the internal surface of main frame lid, main rotor outer surface, high pressure slide plate side, inner cylinder body inwall, driving disc chassis inwall, and the high pressure crescent-shaped space that the axial Line of contact of main rotor outer surface and inner cylinder body inwall is formed, along with main shaft drives main rotor and driving disc to rotate, low, in and high pressure crescent-shaped space constantly increase and reduce, complete air-breathing, compression and exhaust process, make full use of outer cylinder body inwall and driving disc outer wall, inner cylinder body outer wall and driving disc inwall, and the space of inner cylinder body internal face and main rotor outer surface, realize low, neutralize high three stage compression, reduce power consumpiton, improve the ride quality of refrigeration system.
2, totally-enclosed vertical three stage compression rotary compressor of the present utility model, part shape is simple, and boundary dimension is little, compact structure, take up space few, and processing and assembling is convenient, and good airproof performance is safe and reliable, energy-conserving and environment-protective.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram of the totally-enclosed vertical three stage compression rotary compressor of the utility model;
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.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As Figure 1-4, the totally-enclosed vertical three stage compression rotary compressor of the utility model, comprise main frame lid 1, outer cylinder body 2, low pressure slide plate 3, high pressure slide plate 4, main rotor 5, main shaft 6, motor stator 7, rotor 8, lower shell body 10, auxiliary cover 11, driving disc 12, auxiliary machine bonnet bolt 13, upper shell 14, high pressure vane slot 15, main frame bonnet bolt 16, middle pressure air inlet tube 17, high pressure gas adapter 18, high pressure admission adapter 19, middle pressure vent connection 20, inner cylinder body 21, main frame bonnet bolt hole 22, middle pressure pore 23, in compress into gas port 24, high-pressure exhaust 25, high pressure intakeport 26, middle pressure gas port 27, low-pressure admission adapter 28, low pressure exhaust adapter 29 and low pressure air suction mouth 30.
Described main frame lid 1 is oval, offer the bolt hole 22 run through vertically, the side that main frame lid inner side surface coordinates with outer cylinder body 2 offers vertically not to be run through, gas port 24-1 is compressed in symmetrical two, 24-2, two high-pressure exhaust 25-1, 25-2, two high pressure intakeport 26-1, 26-2 and two middle pressure gas port 27-1, 27-2, main frame lid outer side surface compresses into gas port 24 in offering and being through to, high-pressure exhaust 25, high pressure intakeport 26 and middle pressure gas port 27, and respectively with in compress into gas port 24, high-pressure exhaust 25, high pressure intakeport 26 compresses into pore in being communicated with middle pressure gas port 27, high pressure gas hole, high pressure admission hole and middle pressure pore 23-1, 23-2, in compress into pore, high pressure gas hole, high pressure admission hole respectively with middle pressure air inlet tube 17, high pressure gas adapter 18 and high pressure admission adapter 19 are welded to connect,
Described outer cylinder body 2 is the inner oval cylindrical shell running through hollow, the position that both sides are connected with main frame lid 1 and auxiliary cover 11 respectively offers the bolt hole do not run through, outer cylinder body inner peripheral surface offers low pressure air suction mouth 30-1,30-2 and low pressure exhaust mouth of not running through near minor axis is radially symmetrical, outer cylinder body outer circumferential face offers the low pressure air suction hole and low pressure exhaust hole that are communicated with low pressure exhaust mouth with low pressure air suction mouth, and low pressure air suction hole and low pressure exhaust hole are welded with low pressure air suction pipe 28 and low pressure exhaust pipe 29 respectively.
Described inner cylinder body 21 is the inner oval cylindrical shell running through hollow, the position coordinated with main frame lid 1 is that cross position offers keyway, the position that main frame lid 1 coordinates with inner cylinder body 21 is that cross position offers keyway, and main frame lid 1 is fixedly connected with by four connecting keys be placed in keyway with inner cylinder body 21.
Described driving disc 12 is made up of the circular base plate of one and the cylinder side wall of hollow, cylinder side wall four radially evenly offers low pressure vane slot to angular direction, low pressure slide plate 3 is placed in low pressure vane slot, center chassis offers the spindle hole run through vertically, by connecting key and main shaft 6 secure fit;
Described auxiliary cover 11 is oval, the position that auxiliary cover coordinates with outer cylinder body 2 offers the bolt hole run through, the position coordinated with the circular base plate of driving disc 12 offers the circular groove do not run through, and center offers the spindle hole run through vertically, is slidably matched by bearing and main shaft 6;
Described main rotor 5 is cylindrical, and main rotor center offers the spindle hole run through vertically, and by connecting key and main shaft 6 secure fit, four radially evenly offer high pressure vane slot 15 to angular direction, places high pressure slide plate 4 in high pressure vane slot 15.
Described upper casing 14 offers the aperture of welding with middle pressure air inlet tube 17, high pressure gas adapter 18, high pressure admission adapter 19 and middle pressure vent connection 20 respectively run through vertically, the corresponding low pressure air suction mouth 30 of outer cylinder body 2 and the position of low pressure exhaust mouth, radially offer aperture that run through, that weld with low pressure air suction pipe 28 and low pressure exhaust pipe 29 respectively.
Described rotor 8 is connected with main shaft 6 by connecting key, and drive main rotor 5 and driving disc 12 to rotate, the inside of motor stator 7 coordinates with rotor 8, in motor stator outside press-in lower shell body 10; Outer cylinder body by bolt and main frame lid and auxiliary cover fixing after be pressed in upper shell 14.
Described main shaft 6 inside is processed with the eccentric oil leab that runs through vertically and the radial oil leab with auxiliary cover 11 sliding position, driving disc 12 chassis inwall, main rotor 5 and main frame lid 1 matching part vertically.
Described outer cylinder body 2, inner cylinder body 21, main frame lid 1 are consistent with the oval long axis direction of auxiliary cover 11, short-axis direction is consistent, the diameter of main rotor 5 is consistent with the inside minor axis dimension of inner cylinder body 21, the external diameter of driving disc is consistent with the inside minor axis dimension of outer cylinder body 2, and the internal diameter of driving disc 12 cylinder side wall is consistent with the outside major axis dimension of inner cylinder body 21; The cylinder side wall of outer cylinder body 2, inner cylinder body 21, main rotor 5, driving disc 12 and the axial length of high low pressure slide plate consistent; The axis coinciding of outer cylinder body 2, inner cylinder body 21, main rotor 5, driving disc 12.
The oval major axis of described outer cylinder body 2, inner cylinder body 21, main frame lid 1 and auxiliary cover 11 and minor axis, the external diameter of main rotor 5 and driving disc 12 and axial length equidimension, and high, in and the size of low pressure suction and exhaust ports, can according to the size of displacement and height, in and the pressure ratio of low pressure carry out specific design.
During assembling, first main rotor 5 is also passed through connecting key secure fit through main shaft 6, by the external part of main shaft through the spindle hole on the chassis of driving disc 12 and by connecting key secure fit, the radial space of inner cylinder body 21 from main rotor 5 and driving disc 12 is inserted vertically, respectively low pressure slide plate 3 and high pressure slide plate 4 are inserted in the chute of driving disc 12 and main rotor 5 vertically, auxiliary cover 11 is coordinated with driving disc 12, outer cylinder body 2 is enclosed within vertically outside low pressure slide plate 3 and driving disc 12, cover 11 and outer cylinder body 2 compact siro spinning technology will be assisted by bolt 13 and gasket seal, main frame lid 1 is fixedly connected with by four connecting keys be placed in keyway with inner cylinder body 21, and by bolt 16 and gasket seal and outer cylinder body 2 compact siro spinning technology, by middle pressure air inlet tube 17, high pressure gas adapter 18, high pressure admission adapter 19, low-pressure admission adapter 28 and low pressure exhaust adapter 29 are welded with corresponding aperture, by in above-mentioned entirety press-in upper casing 14, by middle pressure air inlet tube 17, middle pressure vent connection 20, high pressure gas adapter 18, high pressure admission adapter 19, low-pressure admission adapter 28 and low pressure exhaust adapter 29 are welded with the respective aperture of upper casing 14 respectively, by rotor 8 and main shaft 6, motor stator 7 coordinates with rotor 8 in rear press-in lower housing 10, welding upper and lower enclosure.So far, totally-enclosed vertical three stage compression rotary compressor assembling is complete.
As shown in Figure 4, starting electrical machinery, main rotor 5 is rotated counterclockwise under the drive of motor, energizes high-pressure slide plate 4 rotates counterclockwise, high pressure slide plate 4 slides in high pressure vane slot 15, and be thrown toward the inwall of inner cylinder body 21, fit tightly on the inwall of inner cylinder body 21, main frame lid 1 internal surface, main rotor 5 outer surface, the bi-side of high pressure slide plate 4, the inwall of inner cylinder body 21, the chassis inwall of driving disc 12 and main rotor 5 outer surface and the axial Line of contact of inner cylinder body 21 inwall form several meniscate space, position shown in Fig. 4, high pressure slide plate near minor axis is about to turn over minor axis radial line counterclockwise, form two little spaces be communicated with high pressure intakeport 26 up and down, pressurized gas enter little crescent-shaped space, start air-breathing, along with the rotation of main rotor 5, the space be communicated with high pressure intakeport increases gradually, when the maximum has been reached, turn over high pressure intakeport 26, start compression, crescent-shaped space reduces gradually, when main rotor turns over half-turn nearly, crescent-shaped space forwards near minor axis radial line, be communicated with high-pressure exhaust 25, start exhaust, until main rotor 5 turns over 180 degree, high pressure gas terminates, circulation like this.
Simultaneously, driving disc 12 is rotated counterclockwise under the drive of motor, energize low-pressure slide plate 3 rotates counterclockwise, low pressure slide plate 3 slides in low pressure vane slot, and be thrown toward the inwall of outer cylinder body 2, fit tightly on the inwall of outer cylinder body 2, two axial ends of low pressure slide plate slide along the inwall of outer cylinder body 2 and the outer wall of inner cylinder body 21, the inwall of outer cylinder body 2, the outer wall of driving disc 12, the bi-side of low pressure slide plate 3, the internal surface of main frame lid 1, the internal surface of auxiliary cover, and the axial Line of contact of the inwall of outer cylinder body 2 and driving disc 12 outer wall forms several meniscate space, position shown in Fig. 4, low pressure slide plate near outer cylinder body 2 minor axis is about to turn over minor axis radial line counterclockwise, form two crescent-shaped spaces be communicated with low pressure air suction mouth 30 up and down, low-pressure gas enters this crescent-shaped space, start air-breathing, along with the rotation of driving disc 12, the space be communicated with low pressure air suction mouth increases gradually, when the maximum has been reached, turn over low pressure air suction mouth, start compression, crescent-shaped space reduces gradually, when driving disc 12 turns over half-turn nearly, crescent-shaped space forwards near minor axis radial line, be communicated with low pressure exhaust mouth, start exhaust, until driving disc 12 turns over 180 degree, low pressure exhaust terminates, circulation like this.Meanwhile, the outer wall of inner cylinder body 21, the inwall of driving disc 12, the bi-side of low pressure slide plate 3, the internal surface of main frame lid 1, the chassis inwall of driving disc, and the axial Line of contact of the outer wall of inner cylinder body 21 and driving disc 12 inwall forms several meniscate space, position shown in Fig. 4, low pressure slide plate near inner cylinder body 21 major axis is about to turn over major axis radial line counterclockwise, left and right forms two crescent-shaped spaces be communicated with middle pressure intakeport 24, medium pressure gas enters this crescent-shaped space, start air-breathing, along with the rotation of driving disc 12, the space be communicated with middle pressure intakeport increases gradually, when the maximum has been reached, turn over middle pressure intakeport, start compression, crescent-shaped space reduces gradually, when driving disc 12 turns over half-turn nearly, crescent-shaped space forwards near major axis radial line, be communicated with middle pressure gas port 27, start exhaust, until driving disc 12 turns over 180 degree, low pressure exhaust terminates, circulation like this.
Compressor absorbs the low-temperature low-pressure refrigerant steam of vaporizer, through low pressure air suction adapter 28, low pressure air suction mouth 30 enters the inwall of outer cylinder body 2, the outer wall of driving disc 12, the side of low pressure slide plate 3, the internal surface of main frame lid 1, the internal surface of auxiliary cover, and the low pressure crescent-shaped space that the axial Line of contact of the inwall of outer cylinder body 2 and driving disc 12 outer wall is formed, crescent-shaped space increases gradually, when turning over low pressure air suction mouth, crescent-shaped space reaches maximum, low pressure stage air-breathing terminates, enter low pressure compression process, pressure raises, when forwarding low pressure exhaust mouth to, the refrigerant gas of middle pressure is discharged the interstage cooler of compressor extremely between middle low temperature through low pressure exhaust adapter 29, air inlet tube 17 is pressed to enter the outer wall of inner cylinder body 21 in gas warp after cooling, the inwall of driving disc 12, the side of low pressure slide plate 3, the internal surface of main frame lid 1, the chassis inwall of driving disc, and the crescent-shaped space that the axial Line of contact of the outer wall of inner cylinder body 21 and driving disc 12 inwall is formed, crescent-shaped space increases gradually, when turning over middle pressure intakeport, crescent-shaped space reaches maximum, medium pressure grade air-breathing terminates, enter medium pressure grade compression process, pressure raises, when forwarding middle pressure gas port to, the refrigerant gas of middle pressure is after motor cools to motor, vent connection 20 is pressed to be discharged the interstage cooler of compressor extremely between middle high temperature in warp, gas after cooling enters by the internal surface of main frame lid 1 through high pressure admission adapter 19, main rotor 5 outer surface, the side of high pressure slide plate 4, the inwall of inner cylinder body 21, the chassis inwall of driving disc 12, and the high pressure crescent-shaped space that the axial Line of contact of main rotor 5 outer surface and inner cylinder body 21 inwall is formed, crescent-shaped space increases gradually, when turning over high pressure intakeport, crescent-shaped space reaches maximum, high pressure stage air-breathing terminates, enter high pressure compressed process, pressure raises, when forwarding high-pressure exhaust to, the refrigerant gas of high pressure is discharged compressor to condenser through high pressure gas adapter 18.The eccentric oil duct 9 of the main shaft 6 of High Rotation Speed forms centrifugal force, under the influence of centrifugal force, lubricant oil enters sliding position, driving disc 12 chassis inwall and main rotor 5 matching surface that main shaft coordinates with auxiliary cover 11, main frame lid 1 and main rotor 5 matching surface through oil leab, and high low pressure chute space, along with the rotation of driving disc 12, main rotor 5 and the slip of high low pressure slide plate, the surface that oil lubrication operates relatively, realizes lubrication and sealing.
The above is only preferred implementation of the present utility model; it should be noted that; for those skilled in the art; under the prerequisite not departing from 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 (3)
1. a totally-enclosed vertical three stage compression rotary compressor, comprise main frame lid, outer cylinder body, low pressure slide plate, high pressure slide plate, main rotor, main shaft, motor stator, rotor, lower shell body, auxiliary cover, driving disc, auxiliary machine bonnet bolt, upper shell, high pressure vane slot, middle pressure air inlet tube, high pressure gas adapter, high pressure admission adapter, middle pressure vent connection, inner cylinder body, middle pressure pore, in compress into gas port, high-pressure exhaust, high pressure intakeport, pressure gas port, low-pressure admission is taken over and low pressure exhaust is taken over;
Described main frame lid is oval, main frame cover rim axially offers the bolt hole run through, the inner side that main frame lid coordinates with outer cylinder body offers vertically not to be run through, gas port is compressed in symmetrical two, two high-pressure exhausts, two high pressure intakepories and two middle pressure gas ports, main frame lid outer side surface offer respectively with in compress into gas port, high-pressure exhaust, high pressure intakeport compresses into pore in being communicated with middle pressure gas port, high pressure gas hole, high pressure admission hole and middle pressure pore, in compress into pore, high pressure gas hole, high pressure admission hole respectively with middle pressure air inlet tube, high pressure gas adapter and high pressure admission adapter are welded to connect,
Described outer cylinder body is the oval cylindrical shell that hollow is run through in inside, the position that both sides are connected with main frame lid and auxiliary cover respectively offers the bolt hole do not run through, outer cylinder body inner peripheral surface offers the low pressure air suction mouth and low pressure exhaust mouth that do not run through near minor axis is radially symmetrical, outer cylinder body outer circumferential face offers the low pressure air suction hole and low pressure exhaust hole that are communicated with low pressure exhaust mouth with low pressure air suction mouth, and low pressure air suction hole and low pressure exhaust hole are welded with low pressure air suction pipe and low pressure exhaust pipe respectively;
Described inner cylinder body is the oval cylindrical shell that hollow is run through in inside, the position that inner cylinder body coordinates with main frame lid is that cross position offers keyway, the position that main frame lid coordinates with inner cylinder body is that cross position offers keyway, and main frame lid is fixedly connected with by four connecting keys be placed in keyway with inner cylinder body;
Described driving disc is made up of the circular base plate of one and the cylinder side wall of hollow, cylinder side wall four radially evenly offers low pressure vane slot to angular direction, low pressure slide plate is placed in low pressure vane slot, circular base plate center offers the spindle hole run through vertically, by connecting key and main shaft secure fit;
Described auxiliary cover is oval, the position that auxiliary cover coordinates with outer cylinder body offers the bolt hole run through, the position that auxiliary cover coordinates with the circular base plate of driving disc offers the circular groove do not run through, and center offers the spindle hole run through vertically, is slidably matched by bearing and main shaft; Described main rotor is cylindrical, and center offers the spindle hole run through vertically, and by connecting key and main shaft secure fit, four radially evenly offer high pressure vane slot to angular direction, places high pressure slide plate in high pressure vane slot;
Described rotor is connected with main shaft by connecting key, and the inside of motor stator coordinates with rotor, and in motor stator outside press-in lower shell body, outer cylinder body is pressed into upper shell after being fixed by bolt and main frame lid and auxiliary cover; Described main shaft inside is processed with the eccentric oil leab that runs through vertically vertically and offers radial oil leab with auxiliary cover sliding position, driving disc chassis inwall, main rotor and main frame lid matching part.
2. totally-enclosed vertical three stage compression rotary compressor according to claim 1, it is characterized in that, described outer cylinder body, inner cylinder body, main frame lid are consistent with the oval long axis direction of auxiliary cover, short-axis direction is consistent, the diameter of main rotor is consistent with the inside minor axis dimension of inner cylinder body, the external diameter of driving disc is consistent with the inside minor axis dimension of outer cylinder body, and the internal diameter of driving disc cylinder side wall is consistent with the outside major axis dimension of inner cylinder body; The cylinder side wall of outer cylinder body, inner cylinder body, main rotor, driving disc and the axial length of high low pressure slide plate consistent; The axis coinciding of outer cylinder body, inner cylinder body, main rotor, driving disc.
3. totally-enclosed vertical three stage compression rotary compressor according to claim 1, it is characterized in that, described upper casing offer vertically run through take over middle pressure air inlet tube, high pressure gas respectively, high pressure admission is taken over and middle pressure vent connection welds aperture, the corresponding low pressure air suction mouth of outer cylinder body and the position of low pressure exhaust mouth, radially offer aperture that run through, that weld with low pressure air suction pipe and low pressure exhaust pipe respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520768718.5U CN204984892U (en) | 2015-09-29 | 2015-09-29 | Totally closed vertical tertiary compression rotary compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520768718.5U CN204984892U (en) | 2015-09-29 | 2015-09-29 | Totally closed vertical tertiary compression rotary compressor |
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| CN204984892U true CN204984892U (en) | 2016-01-20 |
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| CN201520768718.5U Expired - Fee Related CN204984892U (en) | 2015-09-29 | 2015-09-29 | Totally closed vertical tertiary compression rotary compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179246A (en) * | 2015-09-29 | 2015-12-23 | 天津商业大学 | Totally-closed vertical three-stage compression rotary compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179246A (en) * | 2015-09-29 | 2015-12-23 | 天津商业大学 | Totally-closed vertical three-stage compression rotary compressor |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20160929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |