CN211924459U

CN211924459U - Drive integrative oilless vortex air compressor machine system of accuse

Info

Publication number: CN211924459U
Application number: CN202020068831.3U
Authority: CN
Inventors: 李晓峰; 梁培军
Original assignee: Huayuan Precision Machinery Shenzhen Co ltd
Current assignee: Huayuan Precision Machinery Shenzhen Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-11-13
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a drive integrative no oily vortex air compressor machine system of accuse, include: the device comprises a controller, a motor, a coupler, an air compressor and a base; the motor and the air compressor are both arranged on the base; the motor is in transmission connection with the air compressor through a coupler; the controller is arranged on the top of the motor and electrically connected with the motor, and the controller and the motor are connected into a whole. Compared with the prior art, through this scheme, effectively reduce whole volume and the occupation space of oily vortex air compressor machine system to and reduced the line connection between the part, reduced the manufacturing cost of oily vortex air compressor machine system.

Description

Drive integrative oilless vortex air compressor machine system of accuse

Technical Field

The utility model relates to the air compressor machine field especially involves an it does not have oily vortex air compressor machine system to drive accuse an organic whole.

Background

An air compressor is a device for compressing gas. The air compressor is similar to a water pump in structure and is commonly used in production and life of people. Such as pneumatic tools, wind tunnel experiments, underground passage ventilation, metal smelting and paint spraying. Most of the existing air compressors are provided with a driving system and a control system which are separated, and the control function is incomplete. The separated structure has many defects such as large volume, large occupied space, many line connections, high production cost and the like of the air compressor. Therefore, it is necessary to improve the defect caused by the separation of the driving system and the control system of the air compressor in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drive integrative no oily vortex air compressor machine system of accuse aims at solving the technical problem who improves the actuating system and the control system separation defect that causes of air compressor machine.

The utility model provides a drive integrative no oily vortex air compressor machine system of accuse, include: the device comprises a controller, a motor, a coupler, an air compressor and a base;

the motor and the air compressor are both arranged on the base;

the motor is in transmission connection with the air compressor through a coupler;

the controller is arranged on the top of the motor and electrically connected with the motor, and the controller and the motor are connected into a whole.

Preferably, the air compressor comprises an air exchange piece, a bearing box, a bracket, a tray, a static vortex disc, a movable vortex disc, a main eccentric shaft, a small eccentric shaft, a first bearing and a second bearing;

the air exchange piece, the bearing box and the support are sequentially arranged oppositely, the air exchange piece is fixedly connected to the bearing box, and the support is fixedly connected to one end, far away from the air exchange piece, of the bearing box to form a cavity;

one end face of the tray is provided with a first hole site and three second hole sites, wherein the first hole site is positioned in the center of the tray, and the second hole sites are arranged at equal intervals and positioned on the same circumferential line;

one end of the main eccentric shaft is connected with the coupler, and one end of the coupler, which is far away from the main eccentric shaft, is connected with an output shaft of the motor;

the other end of the main eccentric shaft is positioned in the cavity, is positioned at a first hole position and is in transmission connection with the tray through a first bearing;

the part of the bracket corresponding to the second hole site is provided with a third hole site;

one end of each small eccentric shaft is respectively positioned in the corresponding third hole site, and the end far away from the third hole site is positioned in the second hole site and is connected with the tray through a second bearing;

one end surface of the tray, which is far away from the main eccentric shaft, is movably connected with the movable scroll;

the fixed scroll is positioned in the clearance of the scroll surface of the movable scroll and is matched with the movable scroll.

Preferably, the orbiting scroll is fixed to the tray by means of a screw.

Preferably, the coupling comprises a metal coil spring coupling.

Preferably, the controller comprises a shell, a main control circuit board, an input terminal, an output terminal, a power terminal and a communication interface;

the input terminal, the output terminal, the power terminal and the communication interface are all electrically connected with the main control circuit board,

and the input terminal, the output terminal, the power terminal and the communication interface are all arranged on the surface of the shell.

Preferably, the input terminals include a digital input terminal, a pressure signal input terminal and a temperature input terminal;

the output terminal comprises a programmable relay output terminal;

the communication interface is a standard 485 communication interface;

the power terminal adopts a three-phase four-wire system joint.

Preferably, the controller further comprises a current sensor and a voltage sensor;

the current sensor and the voltage sensor are both electrically connected with the main control circuit board.

Preferably, the controller further comprises a temperature sensor;

the temperature sensor is electrically connected with the main control circuit board.

Preferably, the controller further comprises a touch screen, and the touch screen is electrically connected with the main control circuit board.

Preferably, the shell of the controller is provided with a groove for placing the touch screen;

the shell is provided with a transparent cover plate, one end of the transparent cover plate is hinged to one side of the periphery of the groove, and the other end of the transparent cover plate is clamped to the other side of the periphery of the groove.

The beneficial effects of the utility model reside in that: through this scheme, effectively reduce whole volume and the occupation space of oily vortex air compressor machine system to and reduce the line connection between the part, reduced the manufacturing cost of oily vortex air compressor machine system.

Drawings

Fig. 1 is a schematic cross-sectional view of a first embodiment of a drive-control integrated oil-free vortex air compressor system of the present invention;

fig. 2 is a top view of a first embodiment of a drive-control integrated oil-free vortex air compressor system of the present invention;

fig. 3 is an exploded view of an assembly structure of a movable scroll and a tray of the driving and controlling integrated oil-free scroll air compressor system in fig. 1;

fig. 4 is an assembly schematic diagram of a movable scroll and a tray of the driving and controlling integrated oil-free scroll air compressor system in fig. 1.

Description of reference numerals:

1. a controller; 2. a motor; 3. a coupling;

4. an air compressor; 41. a ventilation member; 42. a bearing cartridge; 43. a support; 44. a tray; 45. a fixed scroll; 46. a movable scroll; 47. a small eccentric shaft; 48. a second bearing;

5. a base.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 2, the utility model provides a drive integrative no oily vortex air compressor machine system of accuse, include: the device comprises a controller 1, a motor 2, a coupler 3, an air compressor 4 and a base 5;

the motor 2 and the air compressor 4 are both arranged on the base 5;

the motor 2 is in transmission connection with the air compressor 4 through the coupler 3;

the controller 1 is arranged on the top of the motor 2 and is electrically connected with the motor 2, and the controller 1 and the motor 2 are connected into a whole.

The embodiment of the utility model provides an in, drive integrative no oily vortex air compressor machine system of accuse, include: controller 1, motor 2, shaft coupling 3, air compressor machine 4 and base 5. The controller 1 is used for controlling the motor 2 to rotate, and the motor 2 rotates to drive the air compressor to work. Specifically, the motor 2 and the air compressor 4 are in transmission connection through the coupler 3. The controller 1 is arranged on the top of the motor 2 and is electrically connected with the motor 2, and the controller 1 and the motor 2 are connected into a whole. Through the setting, the whole volume and the occupation space of the oil-free vortex air compressor system are effectively reduced, the line connection between the parts is reduced, and the production cost of the oil-free vortex air compressor system is reduced.

Referring to fig. 3 and 4, the air compressor 4 includes a breather 41, a bearing housing 42, a bracket 43, a tray 44, a fixed scroll 45, an orbiting scroll 46, a main eccentric shaft, a small eccentric shaft 47, a first bearing and a second bearing 48;

the air exchange piece 41, the bearing box 42 and the bracket 43 are arranged oppositely in sequence, the air exchange piece 41 is fixedly connected to the bearing box 42, the bracket 43 is fixedly connected to one end, far away from the air exchange piece 41, of the bearing box 42 to form a cavity, and the air exchange piece 41 is provided with an air inlet and an air outlet;

one end surface of the tray 44 has a first hole site and three second hole sites, wherein, the first hole site is located in the center of the tray, every said second hole site is set up at the same interval, and locate on the identical circumference;

one end of the main eccentric shaft is connected with the coupler 3, and one end of the coupler 3, which is far away from the main eccentric shaft, is connected with an output shaft of the motor 2;

the other end of the main eccentric shaft is positioned in the cavity, is positioned at a first hole position and is in transmission connection with the tray 44 through a first bearing;

the part of the bracket 43 corresponding to the second hole position is provided with a third hole position;

one end of each small eccentric shaft 47 is respectively positioned in the corresponding third hole site, and the end far away from the third hole site is positioned in the second hole site and is connected with the tray 44 through a second bearing 48;

one end surface of the tray 44 far away from the main eccentric shaft is movably connected with the movable scroll 46;

the fixed scroll 45 is positioned in a clearance between scroll surfaces of the orbiting scroll 46 and is fitted to the orbiting scroll 46.

The embodiment of the utility model provides an in, there is not oily vortex air compressor machine system during operation, controller 1 control motor 2 is rotatory, and the work of 2 rotary drive air compressors of motor 3. Specifically, the motor 2 drives the main eccentric shaft of the air compressor 3 to rotate through the coupler 3, and the output end of the main eccentric shaft is a shaft with a diameter of 20mm and an offset of 5.5mm from the rotation center and extends into the hole of the first bearing. The bracket 43 serves to fix the air compressor 4 integrally to the base 5. The tray 44 corresponds to a mounting bracket for the orbiting scroll 46. The center of one end face of the tray 44 is connected with the main eccentric shaft through a first bearing, and the outer side of the end face is provided with 3 second hole sites which are respectively connected with 1 small eccentric shaft 47 through a second bearing 48. Through setting up first bearing and second bearing 48, can reduce the friction of the inside transmission part of air compressor machine 4 to the working life of extension air compressor machine 4. One end surface of the tray 44 remote from the main eccentric shaft is movably connected to the movable scroll 46, and the fixed scroll 45 is positioned in the gap between the scroll surfaces of the movable scroll 46. The tray 44, due to the restriction of the 3 small eccentric shafts 47, carries the orbiting scroll 46 only in oscillation. The scroll surface of the orbiting scroll 46 and the scroll surface of the fixed scroll 45 have a gap therebetween. When the movable scroll 46 oscillates, the gap between the scroll surface of the movable scroll 46 and the scroll surface of the fixed scroll 45 changes, and air entering the gap between the scroll surface of the movable scroll 46 and the scroll surface of the fixed scroll 45 is compressed, thereby increasing the pressure. In addition, a sealing strip is arranged at the top end of the movable scroll 46 to play a role of sealing. Since the orbiting scroll 46 and the fixed scroll 45 have no bearings and contain no oil, the compressed air does not contain oil. Therefore, the system can be used in the fields requiring air and inorganic oil for dentistry, food and the like.

Further, the orbiting scroll 46 is fixed to the tray 44 by a screw-type manner.

In the embodiment of the present invention, the movable scroll 46 is fixed to the tray 44 by a screw connection, which is simple in structure, low in cost and stable. In addition, the movable scroll 46 is fixed on the tray 44 in a threaded manner, so that when the movable scroll 46 or the tray 44 is damaged, only the damaged part needs to be replaced, the whole body does not need to be replaced, and the maintenance cost is reduced.

Further, the coupling 2 comprises a metal coil spring coupling.

In the embodiment of the present invention, the metal coil spring coupling has many advantages, such as zero rotation clearance of the integrally formed metal elastic body (screw thread type and slit type), and synchronous operation. The elastic action compensates for radial, angular and axial deviations; high torque stiffness and sensitivity; the clockwise and counterclockwise rotation characteristics are completely the same; maintenance, oil resistance and selection of aluminum alloy and stainless steel materials; the external dimension range is wide and the external dimension range is integrally formed; there are two methods of clamping and screw fastening. In addition, the spring body type allowable deviation is good, the allowable maximum parallel deviation is 3% of the maximum aperture, the maximum allowable angle deviation of 3 degrees is compact in structure, and the transmission torque is large; maintenance-free, oil-resistant and good drug resistance; can rotate positively and negatively.

Further, the controller 1 includes a housing, a main control circuit board, an input terminal, an output terminal, a power terminal, and a communication interface;

Specifically, the input terminals include a digital input terminal, a pressure signal input terminal and a temperature input terminal;

the output terminal comprises a programmable relay output terminal;

the communication interface is a standard 485 communication interface;

the power terminal adopts a three-phase four-wire system joint.

The embodiment of the utility model provides an in, this system has 2 way digital input terminals, 2 way pressure signal input terminals, 2 way PT100 temperature input terminals, 1 way programmable relay output, standard 485 communication interfaces, power terminal adopt the three-phase four-wire system to connect.

Further, the controller 1 further includes a current sensor and a voltage sensor;

The embodiment of the utility model provides an in, current sensor is used for gathering controller 1's output current and motor 2's input current, and voltage sensor is used for gathering controller 1's output voltage and motor 2's input voltage. The controller collects current signals and voltage signals through the current sensor and the voltage sensor. The main control circuit board respectively realizes the automatic voltage stabilizing function, the automatic current limiting function and the overvoltage stall control function by analyzing the current signal and the voltage signal. The auto-regulation function is a function by which the output voltage can be kept constant when the input voltage of the controller 1 deviates from a rated value, so that the AVR should be operated in general, especially when the input voltage of the controller 1 is higher than the rated value; the automatic current limiting function is to control the output current of the controller 1, when the output current reaches the automatic current limiting level, the output frequency is adjusted, so that the current value does not exceed the set automatic current limiting level, the overcurrent fault of the motor 2 can be prevented to the maximum extent, and the uninterrupted operation of the motor 2 is ensured; the overvoltage stall control function is to restrain the direct current bus voltage in the running of the motor 2 and prevent the direct current bus from being overvoltage.

Further, the controller 1 further includes a temperature sensor;

The embodiment of the utility model provides an in, temperature sensor is used for testing air compressor machine 4's operating temperature. The temperature sensor sends the collected temperature signal to the main control circuit board. When the working temperature of the air compressor 4 reaches 150 ℃, the controller 1 stops the motor 2, so that the air compressor 4 stops moving, and the air compressor 4 is protected from being scrapped.

Further, the controller 1 further comprises a touch screen, and the touch screen is electrically connected with the main control circuit board.

The embodiment of the utility model provides an in, the touch screen is controller 1's operation end, can directly revise controller 1's working parameter, convenience of customers operation. In addition, through the touch screen, the user can visually check the parameters of the controller 1, so that the working state of the system can be conveniently known.

Further, a groove for placing the touch screen is formed in the shell of the controller 1;

In the embodiment of the present invention, the housing of the controller 1 is provided with a groove for placing the touch screen. The shell has a transparent cover plate, and transparent cover plate one end articulates in one side of recess periphery, and the other end joint is in the opposite side of recess periphery, and transparent cover plate is located the surface of shell. Through the arrangement, the touch screen can be protected from external impact. When a user watches the working parameters of the controller 1, the user can directly watch the working parameters through the transparent cover plate; when the user modifies the working parameters of the controller 1, the transparent cover plate can be opened for direct modification, and the normal use of the touch screen by the user is not influenced.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides a drive integrative no oily vortex air compressor machine system of accuse which characterized in that includes:

the device comprises a controller, a motor, a coupler, an air compressor and a base;

the motor and the air compressor are both arranged on the base;

the motor is in transmission connection with the air compressor through the coupler;

2. The drive-control integrated oil-free vortex air compressor system according to claim 1, wherein the air compressor comprises a ventilation member, a bearing box, a bracket, a tray, a static vortex disc, a dynamic vortex disc, a main eccentric shaft, a small eccentric shaft, a first bearing and a second bearing;

the bearing box is fixedly connected with the bearing box, and the bracket is fixedly connected with one end of the bearing box, which is far away from the bearing box, so as to form a cavity;

one end face of the tray is provided with a first hole site and three second hole sites, wherein the first hole site is positioned in the center of the tray, and the second hole sites are arranged at equal intervals and are positioned on the same circumferential line;

the other end of the main eccentric shaft is positioned in the cavity and the first hole position and is in transmission connection with the tray through the first bearing;

a third hole site is arranged on the part of the bracket corresponding to the second hole site;

one end of each small eccentric shaft is respectively positioned in the corresponding third hole position, and the end far away from the third hole position is positioned in the second hole position and is connected with the tray through the second bearing;

one end face, far away from the main eccentric shaft, of the tray is movably connected with the movable scroll;

3. The drive-control integrated oil-free scroll air compressor system as claimed in claim 2, wherein the movable scroll is fixed to the tray by means of screw connection.

4. The drive-and-control integrated oil-free scroll air compressor system according to claim 1, wherein the coupling comprises a metal coil spring coupling.

5. The drive-control integrated oil-free scroll air compressor system according to claim 1, wherein the controller comprises a housing, a main control circuit board, an input terminal, an output terminal, a power terminal and a communication interface;

6. The drive-control integrated oil-free scroll air compressor system according to claim 5, wherein the input terminals comprise a digital input terminal, a pressure signal input terminal and a temperature input terminal;

the output terminals comprise programmable relay output terminals;

the communication interface is a standard 485 communication interface;

the power terminal adopts a three-phase four-wire system joint.

7. The drive-control integrated oil-free scroll air compressor system according to claim 5, wherein the controller further comprises a current sensor and a voltage sensor;

8. The drive-and-control integrated oil-free scroll air compressor system according to claim 5, wherein the controller further comprises a temperature sensor;

9. The drive-control integrated oil-free vortex air compressor system according to claim 5, wherein the controller further comprises a touch screen, and the touch screen is electrically connected with the main control circuit board.

10. The drive-control integrated oil-free vortex air compressor system according to claim 5, wherein the housing of the controller is provided with a groove for placing a touch screen;