CN219827135U - Rotor assembly of screw compressor - Google Patents
Rotor assembly of screw compressor Download PDFInfo
- Publication number
- CN219827135U CN219827135U CN202321284418.0U CN202321284418U CN219827135U CN 219827135 U CN219827135 U CN 219827135U CN 202321284418 U CN202321284418 U CN 202321284418U CN 219827135 U CN219827135 U CN 219827135U
- Authority
- CN
- China
- Prior art keywords
- rotor
- screw
- connecting shaft
- screw compressor
- compressor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 230000030279 gene silencing Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 6
- 230000003993 interaction Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a rotor assembly of a screw compressor, which comprises a first rotor, a screw and a second rotor, wherein the first rotor and the second rotor are in gear transmission connection through a transmission gear, one ends of the first rotor and the second rotor are respectively provided with a first connecting shaft and a second connecting shaft, the other ends of the first rotor and the second rotor are respectively provided with the screw, and the first rotor and the second rotor are respectively provided with a plurality of permanent magnets and silencing holes. The utility model is provided with two rotors which are mutually and mutually in gear transmission through the transmission gear, and the two rotors are respectively provided with a permanent magnet which can simultaneously interact with the electromagnetic coil on the stator through the permanent magnets and can ensure the rotation stability of the rotors through the interaction of the transmission gear.
Description
Technical Field
The utility model relates to the field of rotor components, in particular to a rotor component of a screw compressor.
Background
The rotor component of the screw compressor is used for controlling the screw in the screw compressor to rotate, and the screw compressor is circularly conveyed and compressed through screw blades on the screw by rotating the screw, and is divided into a single screw compressor and a double screw compressor, wherein the screw compressor also called screw compressor comprises a screw air compressor and a screw process compressor (vinyl chloride compressor and the like), and the screw compressor is a positive displacement double screw oil injection compressor and is generally of a box type skid-mounted structure;
for example, patent publication CN208311036U (rotor of screw compressor): the rotor of the screw compressor comprises a rotor shaft and a rotor framework which is sleeved outside the rotor shaft and is tubular, a plurality of spiral blades are arranged outside the rotor framework, the rotor framework is abutted against the rotor shaft and fixedly connected with the rotor shaft, a strip-shaped connecting hole I is formed in the inner side wall of the rotor framework, a strip-shaped connecting hole II is formed in the outer side wall of the rotor shaft, the lengths of the connecting hole I and the connecting hole II extend along the axial direction of the rotor framework, the connecting hole I and the connecting hole II are opposite to each other, a buffer hole with a circular cross section is formed by the connecting hole I and the connecting hole II, and two ends of the buffer hole extend to two end faces of the rotor framework respectively; each buffer hole is embedded with a plastic column matched with the buffer hole, two end faces of the plastic column are respectively flush with two end faces of the rotor skeleton, and the plastic column is solid and cylindrical. The utility model has the advantage of long service life;
therefore, the rotor and the stator at the current stage are not convenient to detach after being installed, the stator cannot be used for silencing, the compressor is easy to generate noise in the using process, the rotor and the screw rod cannot be assembled conveniently after silencing and silencing treatment cannot be performed, rotation control cannot be interacted and matched, and the rotation control is not stable enough.
Disclosure of Invention
The utility model aims to provide a rotor assembly of a screw compressor, which solves the problems that the rotor and the stator are inconvenient to detach after being installed, the stator cannot be used for silencing, the noise is easy to generate in the using process of the compressor, the assembly of the rotor and the screw cannot be convenient to process, the rotation control cannot be interacted and matched, and the rotation control is not stable enough.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screw compressor's rotor subassembly, includes first rotor, screw rod and second rotor, be connected through drive gear drive between first rotor and the second rotor, the one end of first rotor and second rotor is equipped with first connecting axle and second connecting axle respectively, the other end of first rotor and second rotor all is equipped with the screw rod, all be equipped with a plurality of permanent magnets and amortization hole on first rotor and the second rotor.
In a further embodiment, the two ends of the bottom of the permanent magnet are provided with bolts, and the permanent magnet is inlaid and fixed with the first rotor and the second rotor by adopting bolts.
In a further embodiment, a coupling is arranged at the end of the second connecting shaft, and the second connecting shaft and the first connecting shaft are both in rotational connection with the end part of the inner cavity of the compressor.
In a further embodiment, the first rotor and the second rotor are each provided with a drive gear on the side of the port.
In a further embodiment, the first rotor and the second rotor are both provided with a hollow structure, and a silencing cavity is arranged in the hollow structure.
In a further embodiment, the first rotor and the second rotor are both arranged on the inner side of the inner cavity stator of the compressor, screw rod mounting heads are arranged at the ends of the first rotor and the second rotor, and the ends of the screw rods are in threaded fixation with the screw rod mounting heads.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is provided with two rotors which are mutually and mutually in gear transmission through the transmission gear, the two rotors are respectively provided with a permanent magnet, and the permanent magnets are mutually interacted with the electromagnetic coils on the stator through the permanent magnets and are mutually interacted through the transmission gear, so that the rotating stability of the rotors can be ensured.
2. The screw rod mounting head is arranged at the end part of the rotor, the screw rod is conveniently mounted through the screw rod mounting head, and the rotor is provided with the silencing hole, so that the rotor can absorb noise through the design, and the functionality of the rotor is improved.
Drawings
FIG. 1 is a schematic view of a rotor assembly of a screw compressor according to the present utility model;
FIG. 2 is a schematic view of a second rotor according to the present utility model;
FIG. 3 is a front view of a second rotor end of the present utility model;
fig. 4 is a schematic structural view of the portion a of the present utility model.
In the figure: 1. a first connecting shaft; 2. a first rotor; 3. a screw; 4. a second rotor; 5. a sound deadening hole; 6. a permanent magnet; 7. a transmission gear; 8. a second connecting shaft; 9. a coupling; 10. a plug pin; 11. and a screw mounting head.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a screw compressor's rotor subassembly, includes first rotor 2, screw rod 3 and second rotor 4, is connected through drive gear 7 gear drive between first rotor 2 and the second rotor 4, and the one end of first rotor 2 and second rotor 4 is equipped with first connecting axle 1 and second connecting axle 8 respectively, and the other end of first rotor 2 and second rotor 4 all is equipped with screw rod 3, all is equipped with a plurality of permanent magnets 6 and amortization hole 5 on first rotor 2 and the second rotor 4.
The first rotor 2 and the second rotor 4 can be controlled to mutually drive and rotate through the transmission gear 7, and the first rotor 2 and the second rotor 4 can be conveniently installed in a rotating way through the first connecting shaft 1 and the second connecting shaft 8. The screw 3 is driven to rotate by the rotation of the first rotor 2 and the second rotor 4, and the electromagnetic coil on the inner side of the stator is interacted with the permanent magnet 6 to be capable of silencing and reducing noise through the silencing hole 5.
Further, both ends of the bottom of the permanent magnet 6 are provided with bolts 10, and the permanent magnet 6 is inlaid and fixed with the bolts 10 in the assembly of the first rotor 2 and the second rotor 4, and the permanent magnet 6 is conveniently installed on the outer sides of the first rotor 2 and the second rotor 4 through the bolts 10.
Further, the end of the second connecting shaft 8 is provided with a coupling 9, the second connecting shaft 8 and the first connecting shaft 1 are both rotationally connected with the end part of the inner cavity of the compressor, and the second connecting shaft 8 is conveniently connected with a direct external transmission mechanism through the coupling 9.
Further, the transmission gears 7 are arranged on the sides of the ports of the first rotor 2 and the second rotor 4, and the first rotor 2 and the second rotor 4 are in transmission control through the transmission gears 7.
Further, the first rotor 2 and the second rotor 4 are both of hollow structures, and a silencing cavity is arranged in each hollow structure, so that the first rotor 2 and the second rotor 4 with the design can be used for silencing and reducing noise.
Further, the first rotor 2 and the second rotor 4 are both arranged on the inner side of the inner cavity stator of the compressor, screw installation heads 11 are arranged at the end parts of the first rotor 2 and the second rotor 4, the end part of the screw 3 is in threaded fixation with the screw installation heads 11, and installation of the screw 3 is facilitated through the screw installation heads 11.
Working principle: when the rotor is used, the permanent magnets 6 are embedded and fixed with the outer sides of the rotors through the bolts 10 at the bottom ends of the permanent magnets, the first rotor 2 and the second rotor 4 are arranged in the inner cavity of the stator, the end parts of the first rotor 2 and the second rotor 4 are rotatably arranged through the first connecting shaft 1 and the second connecting shaft 8, the stator is arranged in the cavity of the compressor, the first rotor 2 and the second rotor 4 are controlled to rotate through the interaction of the coils on the inner sides of the stator and the permanent magnets 6, and when the first rotor 2 and the second rotor 4 rotate, the first rotor 2 and the second rotor 4 are kept to rotate simultaneously through the interaction of the transmission gear 7, the two screws 3 are respectively in threaded fixation with screw mounting heads 11 at the end parts of the first rotor 2 and the second rotor 4, and when the first rotor 2 and the second rotor 4 rotate, the two screws 3 are controlled to rotate simultaneously, and the screws 3 are controlled to compress fluid.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A rotor assembly of a screw compressor comprising a first rotor (2), a screw (3) and a second rotor (4), characterized in that: the novel motor is characterized in that the first rotor (2) is connected with the second rotor (4) through a transmission gear (7) in a gear transmission manner, one ends of the first rotor (2) and the second rotor (4) are respectively provided with a first connecting shaft (1) and a second connecting shaft (8), the other ends of the first rotor (2) and the second rotor (4) are respectively provided with a screw (3), and a plurality of permanent magnets (6) and silencing holes (5) are formed in the first rotor (2) and the second rotor (4).
2. A rotor assembly for a screw compressor according to claim 1, wherein: the two ends of the bottom of the permanent magnet (6) are provided with bolts (10), and the permanent magnet (6) is inlaid and fixed with the first rotor (2) and the second rotor (4) by adopting the bolts (10).
3. A rotor assembly for a screw compressor according to claim 1, wherein: the end of the second connecting shaft (8) is provided with a coupler (9), and the second connecting shaft (8) and the first connecting shaft (1) are both rotationally connected with the end part of the inner cavity of the compressor.
4. A rotor assembly for a screw compressor according to claim 1, wherein: and the sides of the ports of the first rotor (2) and the second rotor (4) are respectively provided with a transmission gear (7).
5. A rotor assembly for a screw compressor according to claim 1, wherein: the first rotor (2) and the second rotor (4) are both of hollow structures, and silencing cavities are arranged in the hollow structures.
6. A rotor assembly for a screw compressor according to claim 1, wherein: the first rotor (2) and the second rotor (4) are arranged on the inner side of an inner cavity stator of the compressor, screw installation heads (11) are arranged at the ends of the first rotor (2) and the second rotor (4), and the ends of the screws (3) are in threaded fixation with the screw installation heads (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321284418.0U CN219827135U (en) | 2023-05-25 | 2023-05-25 | Rotor assembly of screw compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321284418.0U CN219827135U (en) | 2023-05-25 | 2023-05-25 | Rotor assembly of screw compressor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219827135U true CN219827135U (en) | 2023-10-13 |
Family
ID=88252195
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321284418.0U Active CN219827135U (en) | 2023-05-25 | 2023-05-25 | Rotor assembly of screw compressor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219827135U (en) |
-
2023
- 2023-05-25 CN CN202321284418.0U patent/CN219827135U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN219827135U (en) | Rotor assembly of screw compressor | |
CN212115045U (en) | Servo lead screw all-in-one machine | |
CN203412971U (en) | Connecting structure between speed reducer and motor | |
CN213754178U (en) | High-frequency vibration micro motor with good sealing effect | |
CN211166443U (en) | One-way rotary type single-motor deceleration engine for electric golf trolley | |
CN211009065U (en) | Integral type air compressor machine permanent magnet motor axle sleeve | |
CN109217604A (en) | A kind of integrated torque motor of the compact of half opening | |
CN114320890A (en) | High-stability hydraulic gear pump | |
CN211930441U (en) | Oil-cooled motor direct-drive type cycloid pump | |
CN114069999A (en) | Parallel shaft type dual-rotor permanent magnet synchronous motor structure | |
CN209424661U (en) | Electric swing saw | |
CN203180718U (en) | Connection structure between air compressor and driving motor thereof | |
CN220850579U (en) | Hollow coaxial speed reducer | |
US20200200168A1 (en) | Oil pump | |
CN201017344Y (en) | Paper money managing device of bank-note counting machine | |
CN201298790Y (en) | High-lift and high-power submergible pump motor | |
CN219287258U (en) | Bracket motor | |
CN214787988U (en) | Novel two sections compression screw rod host computers of efficient air compressor machine | |
CN212969394U (en) | Small-size permanent-magnet machine's equipment frock | |
JP2009296828A (en) | Motor device with decelerator | |
CN216553888U (en) | Outer rotor type composite submersible motor and lifting device | |
CN220964421U (en) | Rotor structure of air suspension centrifugal fan | |
CN109396545A (en) | Electric swing saw | |
CN218850547U (en) | Novel ZR axle electric cylinder | |
CN218216949U (en) | Low-noise series excited motor for washing machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |