CN216278487U

CN216278487U - Energy-saving screw air compressor

Info

Publication number: CN216278487U
Application number: CN202122812359.7U
Authority: CN
Inventors: 张万东; 张春青; 樊建伟; 贾国动; 周俊利
Original assignee: Tianrui Group Nanzhao Cement Co ltd
Current assignee: Tianrui Group Nanzhao Cement Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-12
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an energy-saving screw air compressor, which comprises a screw compressor and a double-shaft motor, wherein an installation plate is welded on the outer wall of the screw compressor, the shell of the double-shaft motor is fixedly connected to the installation plate through bolts, a screw shaft in the screw compressor extends to the outer side and is coaxially welded with one output shaft of the double-shaft motor, an L-shaped air inlet pipe is communicated and arranged on the outer wall of the screw compressor, a connecting shaft is coaxially welded on the output shaft of the double-shaft motor, which is far away from the screw compressor, and one end of the connecting shaft, which is far away from the double-shaft motor, is fixedly connected with a fan. According to the utility model, by utilizing the principle that static electricity is generated by friction, the dust screen is arranged at the pipe opening of the air inlet pipe, and dust absorption is carried out on air entering the air inlet pipe through electrostatic dust absorption, so that the dust is prevented from entering the inside of the compressor to influence the work of internal parts, and the energy consumption is prevented from being increased due to the increase of the burden of the screw rod, thereby achieving the effect of saving energy.

Description

Energy-saving screw air compressor

Technical Field

The utility model relates to the technical field of air compressors, in particular to an energy-saving screw type air compressor.

Background

The screw air compressor is a rotary positive displacement compressor, two rotors with screw gears are meshed with each other, so that the size of the meshed part of the two rotors is reduced, and the gas is compressed and discharged.

Present air compressor lacks dust keeper in air inlet department, at air compressor during operation, the air can carry the dust and get into inside the compressor, and the dust is piled up too much from the compressor is inside, can influence the normal work of part, in case the dust gets into the rotation junction of screw rod, still can lead to the junction lubricity to descend, make the screw rod burden increase, the energy loss increase, simultaneously among the current screw air compressor biax motor set up inside the compressor mostly, the work heat dissipation is not enough under the long-term high temperature of biax motor, make life descend, provide an energy-conserving screw air compressor for this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an energy-saving screw type air compressor.

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

the utility model provides an energy-conserving screw air compressor, includes screw compressor and double-shaft motor, the welding has the mounting panel on screw compressor's the outer wall, the shell of double-shaft motor passes through bolt fixed connection on the mounting panel, screw shaft in the screw compressor extend to the outside and with an output shaft coaxial welding of double-shaft motor, the intercommunication is provided with the intake pipe of L type on screw compressor's the outer wall.

Preferably, the output shaft of the double-shaft motor far away from one side of the screw compressor is coaxially welded with a connecting shaft, and one end of the connecting shaft far away from the double-shaft motor is fixedly connected with a fan.

Preferably, the connecting shaft is coaxially welded with a driving wheel, the outer pipe wall of the end, away from the screw compressor, of the air inlet pipe is rotatably connected with a rotating ring through a bearing, an annular groove is formed in the outer ring surface of the rotating ring, and a driving belt is sleeved on the annular groove of the rotating ring and the driving wheel together.

Preferably, the pipe orifice at one end of the air inlet pipe, which is far away from the screw compressor, is fixedly connected with a dust screen, the dust screen is composed of a glass outer ring and a metal inner net, a circle of friction layer is arranged on an inner ring surface of the rotating ring, which is located corresponding to the dust screen, and the friction layer is made of silk materials.

Preferably, the bottom of the glass outer ring is rotatably connected with a circular cover plate through a pin shaft, the pin shaft joint on the cover plate is in an eccentric position, a magnetic block is embedded in the top position of the glass outer ring, and the magnetic block is embedded in one end, far away from the pin shaft joint, of the cover plate and is attracted magnetically.

Preferably, the diameter of the cover plate is the same as the outer diameter of the air inlet pipe, and the model of the double-shaft motor is YZR 280M.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the double-shaft motor is arranged at the outer side of the air compressor, and a double-shaft mode is adopted, when the double-shaft motor works, the fan is driven to rotate by the connecting rotary section to dissipate heat of the double-shaft motor, so that the phenomenon that the working temperature of the double-shaft motor is too high is avoided, and the service life of the double-shaft motor is prolonged;

2. according to the utility model, by utilizing the principle that static electricity is generated by friction, the dust screen is arranged at the pipe opening of the air inlet pipe, and dust absorption is carried out on air entering the air inlet pipe through electrostatic dust absorption, so that the dust is prevented from entering the inside of the compressor to influence the work of internal parts, and the energy consumption is prevented from being increased due to the increase of the burden of the screw rod, thereby achieving the effect of saving energy.

Drawings

FIG. 1 is a schematic structural view of an energy-saving screw air compressor according to the present invention;

FIG. 2 is a sectional view of an inlet pipe nozzle of an energy-saving screw air compressor according to the present invention.

In the figure: the device comprises a screw compressor 1, a mounting plate 2, a double-shaft motor 3, a connecting shaft 4, a fan 5, a driving wheel 6, an air inlet pipe 7, a rotating ring 8, an annular groove 9, a dust screen 10, a glass outer ring 101, a metal inner net 102, a driving belt 11, a friction layer 12, a cover plate 13 and a magnetic block 14.

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.

Referring to fig. 1-2, an energy-saving screw air compressor comprises a screw compressor 1 and a double-shaft motor 3, wherein an installation plate 2 is welded on the outer wall of the screw compressor 1, a shell of the double-shaft motor 3 is fixedly connected on the installation plate 2 through bolts, a screw shaft in the screw compressor 1 extends to the outer side and is coaxially welded with an output shaft of the double-shaft motor 3, and an L-shaped air inlet pipe 7 is communicated with the outer wall of the screw compressor 1.

The coaxial welding of output shaft that screw compressor 1 one side was kept away from to biax motor 3 has connecting axle 4, the one end fixedly connected with fan 5 of biax motor 3 is kept away from to connecting axle 4, coaxial welding has drive wheel 6 on the connecting axle 4, it is connected with swivel becket 8 to keep away from through bearing rotation on the screw compressor 1 one end outer pipe wall to intake pipe 7, set up ring channel 9 on the outer anchor ring of swivel becket 8, ring channel 9 of swivel becket 8 overlaps with drive wheel 6 jointly and is equipped with a drive belt 11.

The inlet pipe 7 is far away from screw compressor 1 one end mouth of pipe department fixedly connected with dust screen 10, and dust screen 10 comprises glass outer loop 101 and metal intranet 102, and the rotating ring 8 is located and is provided with round frictional layer 12 on the inner ring face that dust screen 10 corresponds, and frictional layer 12 adopts silk material to make.

The bottom of glass outer loop 101 is connected with a circular shape apron 13 through the round pin hub rotation, the round pin hub connection department on the apron 13 is eccentric position, magnetic path 14 has been inlayed to the top position of glass outer loop 101, apron 13 keeps away from the one end of round pin hub connection department and inlays and be equipped with magnetic path 14, two magnetic path 14 magnetism attract mutually, the diameter of apron 13 is the same with the outer pipe diameter of intake pipe 7, the model of biax motor 3 is YZR280M, the compressor is when out of work, magnetic path 14 on the apron 13 and the magnetic path 14 on the glass inner loop 101 attract mutually, seal intake pipe 7, avoid inside dust and steam get into the compressor.

Before the screw compressor 1 is used, the cover plate 13 is rotated to be opened, then the double-shaft motor 3 is started to drive the screw rotating shaft in the screw compressor 1 to suck air, meanwhile, the connecting shaft 4 is also in a rotating state when the double-shaft motor 3 works, the fan 5 is driven to rotate to radiate heat to the double-shaft motor 3, the phenomenon that the working temperature of the double-shaft motor 3 is overhigh is avoided, the service life of the double-shaft motor 3 is prolonged, the rotating ring 8 from the opening of the air inlet pipe 7 rotates around the outer pipe wall of the air inlet pipe 7 under the driving action, the friction layer 12 made of silk materials on the rotating ring 8 continuously generates sliding friction with the outer glass ring 101, so that a large amount of positive charges appear on the outer glass ring 101, and negative charges on the inner metal net 102 move to the outer glass ring 101 to be neutralized, and therefore, a large amount of positive charges exist on the inner metal net 102, most of dust is negative charges, and dust absorption is carried out on air entering the air inlet pipe 7, inside avoiding the dust to get into the compressor, influence internals work, prevent that the screw rod burden from increasing and lead to the energy consumption grow to play energy-conserving effect, rotatory apron 13 once more after the compressor stops, apron 13 scrapes the dust on the metal intranet 102 when closing the orificial.

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 considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an energy-conserving screw air compressor, includes screw compressor (1) and double-shaft motor (3), its characterized in that, the welding has mounting panel (2) on the outer wall of screw compressor (1), the shell of double-shaft motor (3) passes through bolt fixed connection on mounting panel (2), screw shaft in screw compressor (1) extends to the outside and with an output shaft coaxial welding of double-shaft motor (3), the intercommunication is provided with intake pipe (7) of L type on the outer wall of screw compressor (1).

2. The energy-saving screw-type air compressor as claimed in claim 1, characterized in that the output shaft of the double-shaft motor (3) at the side far away from the screw-type compressor (1) is coaxially welded with a connecting shaft (4), and a fan (5) is fixedly connected to one end of the connecting shaft (4) far away from the double-shaft motor (3).

3. The energy-saving screw-type air compressor as claimed in claim 2, wherein the driving wheel (6) is coaxially welded on the connecting shaft (4), the outer pipe wall of the end of the air inlet pipe (7) far away from the screw-type compressor (1) is rotatably connected with a rotating ring (8) through a bearing, an annular groove (9) is formed in the outer ring surface of the rotating ring (8), and the annular groove (9) of the rotating ring (8) and the driving wheel (6) are jointly sleeved with a driving belt (11).

4. The energy-saving screw-type air compressor according to claim 3, wherein a dust screen (10) is fixedly connected to a position of the air inlet pipe (7) far away from a pipe orifice at one end of the screw-type compressor (1), the dust screen (10) is composed of a glass outer ring (101) and a metal inner net (102), a circle of friction layer (12) is arranged on an inner annular surface of the rotating ring (8) corresponding to the dust screen (10), and the friction layer (12) is made of silk materials.

5. The energy-saving screw air compressor as claimed in claim 4, wherein the bottom of the glass outer ring (101) is rotatably connected with a circular cover plate (13) through a pin shaft, the pin shaft joint on the cover plate (13) is in an eccentric position, a magnetic block (14) is embedded at the top of the glass outer ring (101), the magnetic block (14) is embedded at one end of the cover plate (13) far away from the pin shaft joint, and the two magnetic blocks (14) attract each other magnetically.

6. The energy-saving screw-type air compressor according to claim 5, characterized in that the diameter of the cover plate (13) is the same as the outer diameter of the air inlet pipe (7), and the model of the double-shaft motor (3) is YZR 280M.