阅读说明：本技术 一种立式涡漩螺杆双级压缩机 (Vertical vortex screw two-stage compressor ) 是由 吴昌龙 梁松 彭然 于 2020-11-27 设计创作，主要内容包括：本发明公开了一种立式涡漩螺杆双级压缩机,属于压缩机技术领域,一种立式涡漩螺杆双级压缩机,包括阳螺杆,所述阳螺杆的侧面啮合有阴螺杆,所述阴螺杆和阳螺杆均安装在机身内,所述阳螺杆的尾部安装涡漩的动涡盘,所述动涡盘上安装有静涡盘,并且动涡盘和静涡盘均位于机身内,所述机身侧表面对应阴螺杆和阳螺杆的位置设置有同一个吸气口。本发明中,通过设计的静涡盘、动涡盘、一级压缩腔、阳螺杆、阴螺杆以及二级吸气腔等结构的互相配合下,采用阳螺杆和阴螺杆加静涡盘和动涡盘的方式,组合两者的优点,从而达到节能优化的目标,阳螺杆、阴螺杆、动涡盘和静涡盘采用一种立式结构布置,从而可有效提高立式涡旋螺杆双级压缩机的稳定性。(The invention discloses a vertical vortex screw two-stage compressor, which belongs to the technical field of compressors and comprises a male screw, wherein a female screw is meshed with the side surface of the male screw, the female screw and the male screw are both arranged in a machine body, a vortex movable vortex disc is arranged at the tail part of the male screw, a static vortex disc is arranged on the movable vortex disc, the movable vortex disc and the static vortex disc are both positioned in the machine body, and the same air suction port is arranged at the side surface of the machine body corresponding to the positions of the female screw and the male screw. According to the invention, the male screw and the female screw are combined with the static scroll and the dynamic scroll by adopting a mode of combining the male screw and the female screw with the static scroll and the dynamic scroll under the mutual matching of the designed structures such as the static scroll, the dynamic scroll, the primary compression cavity, the male screw, the female screw and the secondary suction cavity, so that the aim of energy saving optimization is achieved, and the male screw, the female screw, the dynamic scroll and the static scroll are arranged in a vertical structure, so that the stability of the vertical scroll screw two-stage compressor can be effectively improved.)

1. The utility model provides a vertical vortex screw rod doublestage compressor, includes positive screw rod (1), its characterized in that, the side meshing of positive screw rod (1) has negative screw rod (2), negative screw rod (2) and positive screw rod (1) are all installed in fuselage (3), the tail portion installation vortex dish (8) that moves of positive screw rod (1), move and install static vortex dish (9) on vortex dish (8) to move vortex dish (8) and static vortex dish (9) and all be located fuselage (3), the position that fuselage (3) side surface corresponds negative screw rod (2) and positive screw rod (1) is provided with same induction port (4), the position that fuselage (3) afterbody corresponds static vortex dish (9) is provided with gas vent (11) to the position fixedly connected with exhaust lid (10) that fuselage (3) afterbody corresponds gas vent (11).

2. A vertical swirl screw two-stage compressor according to claim 1, characterized in that the position of the male screw (1) and female screw (2) corresponding to the internal cavity of the body (3) is a one-stage compression chamber (5).

3. A vertical scroll screw two-stage compressor according to claim 1, wherein the position of the orbiting scroll (8) and the fixed scroll (9) corresponding to the inner cavity of the body (3) is a two-stage suction cavity (12).

4. A vertical swirl screw two-stage compressor according to claim 1, characterized in that the primary compression chamber (5) and the secondary suction chamber (12) communicate with each other.

5. A vertical scroll screw two stage compressor as claimed in claim 1 wherein the male screw (1), female screw (2), orbiting scroll (8) and fixed scroll (9) are arranged in a vertical configuration.

6. The two-stage vertical scroll screw compressor according to claim 1, wherein the motor rotor (6) is mounted on the male screw (1) in a direct connection manner, and a motor stator (7) is arranged on the inner side wall of the machine body (3) corresponding to the position of the motor rotor (6).

Technical Field

The invention belongs to the technical field of compressors, and particularly relates to a vertical vortex screw two-stage compressor.

Background

A screw (i.e., twin-screw) refrigeration compressor has a pair of rotors with helical teeth meshing with each other and having opposite rotational directions, the teeth of the rotors correspond to pistons, and the tooth grooves of the rotors, the inner wall surface of a machine body, end caps at both ends, and the like form a working volume, which corresponds to a cylinder.

With the development of cold-chain logistics, single-stage compression is generally adopted in the refrigeration process, the power consumption of the single-stage compression is relatively high, twin-screw double-stage compression and twin-screw double-stage compression are adopted in a traditional mode, the production and manufacturing process is complex, and the operation cost is relatively high, so that a vertical vortex screw double-stage compressor is urgently needed in the market at the present stage to solve the problems.

Disclosure of Invention

The invention aims to: the vertical vortex screw two-stage compressor is provided for solving the problems that single-stage compression is generally adopted in the refrigeration process along with the development of cold-chain logistics, the power consumption of the single-stage compression is high, double-screw two-stage compression is adopted in a traditional mode, the production and manufacturing process is complex, and the operation cost is high.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a vertical vortex screw rod doublestage compressor, includes the positive screw rod, the side meshing of positive screw rod has negative screw rod, negative screw rod and positive screw rod are all installed in the fuselage, the tail portion of positive screw rod installs the vortex dish that moves of vortex, move and install quiet vortex dish on the vortex dish to move vortex dish and quiet vortex dish and all be located the fuselage, the position that the fuselage side surface corresponds negative screw rod and positive screw rod is provided with same induction port, the position that the fuselage afterbody corresponds quiet vortex dish is provided with the gas vent to the position fixedly connected with exhaust cover that the fuselage afterbody corresponds the gas vent.

As a further description of the above technical solution:

the positions of the male screw and the female screw, which correspond to the inner cavity of the machine body, are primary compression cavities.

As a further description of the above technical solution:

the positions of the movable scroll disk and the fixed scroll disk, which correspond to the inner cavity of the machine body, are two-stage air suction cavities.

As a further description of the above technical solution:

the first-stage compression cavity and the second-stage suction cavity are communicated with each other.

As a further description of the above technical solution:

the male screw, the female screw, the movable scroll disk and the static scroll disk are arranged in a vertical structure.

As a further description of the above technical solution:

the motor rotor is installed on the male screw rod and adopts a direct connection mode, and a motor stator is arranged on the position, corresponding to the motor rotor, of the inner side wall of the machine body.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the static vortex disk, the dynamic vortex disk, the primary compression cavity, the male screw, the female screw and the secondary suction cavity are mutually matched, and the advantages of the male screw and the female screw are combined in a mode of adding the static vortex disk and the dynamic vortex disk, so that the aim of energy conservation and optimization is achieved.

2. In the invention, through the designed male screw, female screw, motor stator and motor rotor, in the operation process, the male screw and the movable scroll are driven by the torque force released between the motor rotor and the motor stator arranged in the motor to realize specific energy compression, and the gas in the primary compression cavity passes through the working channel where the motor rotor and the motor stator are positioned in the process of flowing to the secondary air suction cavity, thereby having good cooling effect on the motor rotor and the motor stator.

3. According to the invention, through the designed male screw, female screw, movable scroll disk and static scroll disk, the four are arranged in a vertical structure, and the motor rotor is directly connected on the male screw, so that the stability of the vertical scroll screw two-stage compressor can be effectively improved, and the vertical scroll screw two-stage compressor can be conveniently combined and installed.

Drawings

FIG. 1 is a schematic cross-sectional view of a vertical scroll screw two-stage compressor according to the present invention;

FIG. 2 is a schematic cross-sectional view of a vertical scroll screw two-stage compressor according to the present invention;

FIG. 3 is a schematic cross-sectional view of a vertical scroll screw dual stage compressor according to the present invention.

Illustration of the drawings:

1. a male screw; 2. a female screw; 3. a body; 4. an air suction port; 5. a first stage compression chamber; 6. a motor rotor; 7. a motor stator; 8. a movable scroll pan; 9. a static scroll pan; 10. an exhaust cover; 11. an exhaust port; 12. and a secondary air suction cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a vertical scroll screw two-stage compressor comprises a male screw 1, a female screw 2 is meshed with the side surface of the male screw 1, the female screw 2 and the male screw 1 are both arranged in a machine body 3, a movable scroll 8 of a scroll is arranged at the tail part of the male screw 1, a static scroll 9 is arranged on the movable scroll 8, the movable scroll 8 and the static scroll 9 are both positioned in the machine body 3, the vertical structural arrangement is adopted among the male screw 1, the female screw 2, the movable scroll 8 and the static scroll 9 through design, a motor rotor 6 is arranged on the male screw 1 in a direct connection mode, so that the stability of the vertical scroll screw two-stage compressor can be effectively improved, the vertical scroll screw two-stage compressor can be conveniently assembled and installed, the same air suction port 4 is arranged at the position of the side surface of the machine body 3 corresponding to the female screw 2 and the male screw 1, an exhaust port 11 is arranged at the tail part of the machine body 3 corresponding to the static, and an exhaust cover 10 is fixedly connected to the tail part of the body 3 corresponding to the exhaust port 11.

Specifically, as shown in fig. 1, the positions of the male screw 1 and the female screw 2 corresponding to the inner cavity of the body 3 are the primary compression cavities 5, and the male screw 1 and the female screw 2 are combined in a manner of adding the static scroll 9 and the dynamic scroll 8 to the male screw 1 and the female screw 2 by the mutual matching of the designed structures such as the static scroll 9, the dynamic scroll 8, the primary compression cavities 5, the male screw 1, the female screw 2, the secondary suction cavities 12 and the like, so as to achieve the purpose of energy conservation and optimization.

Specifically, as shown in fig. 1, the positions of the orbiting scroll 8 and the fixed scroll 9 corresponding to the inner cavity of the body 3 are two-stage suction cavities 12.

Specifically, as shown in fig. 1, the primary compression chamber 5 and the secondary suction chamber 12 communicate with each other.

Specifically, as shown in fig. 1, the male screw 1, the female screw 2, the movable scroll 8 and the fixed scroll 9 are arranged in a vertical structure.

Specifically, as shown in fig. 1, electric motor rotor 6 is installed on male screw 1, adopt the direct connection mode, and the position that the inside wall of fuselage 3 corresponds electric motor rotor 6 is provided with motor stator 7, male screw 1 through the design, female screw 2, motor stator 7 and motor rotor 6, in the operation process, establish electric motor rotor 6 and motor stator 7 in by the motor and drive male screw 1 and move vortex disk 8 and realize the specific energy compression between the torsion that releases, and the air in the one-level compression chamber 5 is at the in-process that flows to second grade suction chamber 12, can pass through the working channel that electric motor rotor 6 and motor stator 7 were located, thereby can play good cooling effect to electric motor rotor 6 and motor stator 7.

The working principle is as follows: when the compressor is used, in operation, the motor rotor 6 drives the male screw 1 and the movable scroll 8 to realize specific energy compression, refrigerant gas is sucked from the air suction port 4, the gas compressed by the male screw 1 and the female screw 2 enters the first-stage compression cavity 5, the compressed gas flows through the motor rotor 6 and the motor stator 7 through an internal channel to cool the motor, then enters the second-stage air suction cavity 12 where the movable scroll 8 and the static scroll 9 are located to perform second-stage compression, and finally enters the condenser through the air exhaust port 11.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.