CN210461071U

CN210461071U - Low-noise screw air compressor

Info

Publication number: CN210461071U
Application number: CN201920636405.2U
Authority: CN
Inventors: 赵海燕; 姚军
Original assignee: Guiyang Teke Numerical Control Cutting Tool Co Ltd
Current assignee: Guiyang Teke Numerical Control Cutting Tool Co Ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-05-05
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a low noise screw air compressor, the power distribution box comprises a box body, the bottom fixedly connected with motor of box inner wall, the bottom of box inner wall just is located the fixedly connected with support column on the side position of motor, the top fixedly connected with backup pad of support column, the top fixedly connected with screw rod compression host computer of backup pad, the output fixedly connected with action wheel of motor, the input fixedly connected with of screw rod compression host computer is from the driving wheel, the utility model relates to an air compressor technical field. This low noise screw air compressor machine, the air behind the screw compression host computer compression is through both sides oil-gas separation, and exhaust compressed air is more pure, and the fluid under the separation simultaneously flows back to the screw compression host computer through returning oil pipe, fluid reuse, and the vibrations that send when the air compressor main part uses can reduce under damping device's effect, and the relative ground vibrations of compressor main part send the noise when avoiding using.

Description

Low-noise screw air compressor

Technical Field

The utility model relates to an air compressor technical field specifically is a low noise screw air compressor machine.

Background

An air compressor is a device used to compress gas, and is similar in construction to a water pump, most of which are reciprocating piston type, rotating vane or rotating screw, and centrifugal compressor is a very large application.

Current air compressor often can send very big noise at the process of using, though give sound insulation at box and compression host computer position, often the effect that gives sound insulation is not good, because the noise can be followed the induction port and propagated, when making an uproar, often only consider the inside noise that sends of compressor body simultaneously, but the compressor can shake by a wide margin when using, and the compressor also can send very big noise with the relative vibrations in ground.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a low noise screw air compressor has solved the problem that the effect that gives sound insulation is not good, the whole vibrations of compressor send the noise.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a low-noise screw air compressor comprises a box body, wherein a motor is fixedly connected to the bottom of the inner wall of the box body, a support column is fixedly connected to the bottom of the inner wall of the box body and is positioned on the side face of the motor, a support plate is fixedly connected to the top of the support column, a screw compression host is fixedly connected to the top of the support plate, a driving wheel is fixedly connected to the output end of the motor, a driven wheel is fixedly connected to the input end of the screw compression host, the surface of the driving wheel is rotatably connected to the surface of the driven wheel through a chain, an air suction filtering device is arranged on one side of the screw compression host, an air inlet pipe is fixedly connected to the other side of the screw compression host, an oil-gas separation barrel is fixedly connected to one end, away from the screw compression host, of the air inlet pipe, the bottom of, the bottom of the oil-gas separator is fixedly connected with the bottom of the inner wall of the box body, the top of the oil-gas separator is fixedly connected with a cooler through a second gas pipe, and the side face of the cooler is fixedly connected with a gas outlet pipe.

Further, the bottom of the oil-gas separation barrel is fixedly connected to the bottom of the side face of the screw compression host through an oil return pipe, and the bottom of the side face of the oil-gas separator is fixedly connected to the oil return pipe.

Further, the filter equipment of breathing in is including filtering the body, fixedly connected with filter screen between the inner wall top of filtering the body and the bottom, the side fixedly connected with ripple acoustic celotex board of filter screen, the first sound cotton of inhaling of side fixedly connected with of acoustic celotex board.

Further, the bottom fixedly connected with damping device of box, damping device's bottom fixedly connected with base.

Furthermore, damping device includes two telescoping device, two fixedly connected with first spring between the relative one side of telescoping device, two first spacing pipe has been cup jointed on the surface of telescoping device and the outside position that is located first spring.

Further, the telescoping device includes two fixed blocks, two the first gag lever post of fixedly connected with between the relative one side of fixed block, two fixedly connected with second spring, two between the relative one side of first gag lever post the surface of first gag lever post just is located the spacing pipe of second has been cup jointed on the outside position of second spring, the side of fixed block is rotated and is connected with the dwang, the one end that the fixed block was kept away from to the dwang is rotated and is connected with the second gag lever post.

Further, the side of base is provided with that two fork trucks are empty, the back of box is provided with the thermovent, the inner wall of thermovent is provided with the second and inhales the sound cotton.

Further, the inside of box is provided with the third and inhales the sound cotton, the front of box is provided with the chamber door.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this low noise screw air compressor machine, side fixedly connected with intake pipe through the screw rod compression host computer, the one end fixedly connected with oil-gas separation bucket of screw rod compression host computer is kept away from to the intake pipe, the bottom fixed connection of oil-gas separation bucket and the bottom of box inner wall, the side of oil-gas separation bucket is through first trachea fixedly connected with oil-gas separator, oil-gas separation bucket's bottom is through returning oil pipe fixed connection in the bottom of screw rod compression host computer side, the bottom fixed connection in oil pipe that oil-gas separator side, make the air after the compression of screw rod compression host computer through both sides oil-gas separation, exhaust compressed air is purer, fluid under the simultaneous separation flows back to the screw rod compression host computer through returning oil pipe.

(2) The low-noise screw air compressor is characterized in that a damping device is fixedly connected with the bottom of a box body, a base is fixedly connected with the bottom of the damping device, the damping device comprises two telescopic devices, a first spring is fixedly connected between opposite sides of the two telescopic devices, first limiting pipes are sleeved on the surfaces of the two telescopic devices and positioned outside the first spring, the telescopic devices comprise two fixed blocks, a first limiting rod is fixedly connected between the opposite sides of the two fixed blocks, a second spring is fixedly connected between the opposite sides of the two first limiting rods, a second limiting pipe is sleeved on the surfaces of the two first limiting rods and positioned outside the second spring, a rotating rod is rotatably connected to the side surface of each fixed block, and a second limiting rod is rotatably connected to one end, away from the fixed block, of the rotating rod, so that the vibration generated when the air compressor main body is used, can be reduced under the action of the damping device, the compressor main body is prevented from vibrating relative to the ground to generate noise when in use.

(3) This low noise screw air compressor machine, including filtering the body through filter equipment of breathing in, fixedly connected with filter screen between the inner wall top of filtering the body and the bottom, the side fixedly connected with ripple acoustic celotex board of filter screen, the first sound cotton of breathing in of side fixedly connected with of acoustic celotex board, make the screw rod compression host computer can not outwards spread the noise from filter equipment of breathing in, the back of box is provided with the thermovent, the inner wall of thermovent is provided with the second and inhales the sound cotton, isolated noise absorption that can be fine again when the thermovent is fine radiating, the inside of box is provided with the third and inhales the sound cotton, the sound insulation that the box also can be fine, the.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a side view of the overall structure of the present invention;

fig. 4 is a schematic structural view of the telescopic device of the present invention;

FIG. 5 is a schematic view of the internal structure of the suction filter device of the present invention;

fig. 6 is a schematic view of the internal structure of the heat dissipation opening of the present invention.

In the figure: 1-box body, 2-motor, 3-support column, 4-support plate, 5-screw compression main machine, 6-drive wheel, 7-driven wheel, 8-chain, 9-suction filter device, 91-filter tube body, 92-filter screen, 93-corrugated sound insulation plate, 94-first suction cotton, 10-air inlet tube, 11-oil-gas separation barrel, 12-first air tube, 13-oil-gas separator, 14-second air tube, 15-cooler, 16-air outlet tube, 17-oil return tube, 18-shock absorption device, 181-telescopic device, 1811-fixed block, 1812-first limit rod, 1813-second spring, 1814-second limit tube, 1815-rotating rod, 1816-second limit rod, 182-first spring, 183-a first limiting pipe, 19-a base, 20-a forklift air, 21-a heat dissipation port, 22-second sound absorption cotton, 23-third sound absorption cotton and 24-a box door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a low-noise screw air compressor comprises a box body 1, wherein a motor 2 is fixedly connected to the bottom of the inner wall of the box body 1, a support pillar 3 is fixedly connected to the bottom of the inner wall of the box body 1 and is positioned on the side surface of the motor 2, a support plate 4 is fixedly connected to the top of the support pillar 3, a screw compression host 5 is fixedly connected to the top of the support plate 4, a driving wheel 6 is fixedly connected to the output end of the motor 2, a driven wheel 7 is fixedly connected to the input end of the screw compression host 5, the surface of the driving wheel 6 is rotatably connected to the surface of the driven wheel 7 through a chain 8, an air suction filtering device 9 is arranged on one side of the screw compression host 5, the air suction filtering device 9 penetrates through the box body 1, an air inlet pipe 10 is fixedly connected to the other side of the screw compression host 5, an, the bottom of the oil-gas separation barrel 11 is fixedly connected with the bottom of the inner wall of the box body 1, the side surface of the oil-gas separation barrel 11 is fixedly connected with an oil-gas separator 13 through a first gas pipe 12, the first gas pipe 12 is communicated with the oil-gas separation barrel 11 and the oil-gas separator 13, the bottom of the oil-gas separator 13 is fixedly connected with the bottom of the inner wall of the box body 1, the top of the oil-gas separator 13 is fixedly connected with a cooler 15 through a second gas pipe 14, the side surface of the cooler 15 is fixedly connected with a gas outlet pipe 16, the bottom of the oil-gas separation barrel 11 is fixedly connected with the bottom of the side surface of the screw compression main machine 5 through a return oil pipe 17, the return oil pipe 17 is connected to the screw compression main machine 5 after being cooled by the cooler 15, the bottom of the side surface of the oil-gas, the dust and impurities in the air are filtered by the filter screen 92, the corrugated sound insulation board 93 is fixedly connected to the side surface of the filter screen 92, the corrugated sound insulation board 93 is arranged in a corrugated manner, the sound propagation distance is increased, the sound waves rebound and play a role in sound insulation, the first sound absorption cotton 94 is fixedly connected to the side surface of the sound insulation board 93, the first sound absorption cotton 94 plays a role in noise absorption, the bottom of the box body 1 is fixedly connected with four shock absorption devices 18, the four shock absorption devices 18 are respectively arranged on the four sides of the bottom of the box body 1 and are connected in pairs, the bottom of the shock absorption device 18 is fixedly connected with the base 19, the shock absorption device 18 comprises two telescopic devices 181, a first spring 182 is fixedly connected between opposite sides of the two telescopic devices 181, a first limiting pipe 183 is sleeved on the surface of the two telescopic devices 181 and positioned on the outer position of the first spring 182, the telescopic devices 181 comprise two fixing blocks 1811, a first limiting, a second spring 1813 is fixedly connected between opposite sides of the two first limiting rods 1812, a second limiting pipe 1814 is sleeved on the surface of the two first limiting rods 1812 and positioned at the outer position of the second spring 1813, the second limiting pipe 1814 plays a limiting role on the two first limiting rods 1812, the side surface of the fixed block 1811 is rotatably connected with a rotating rod 1815, one end of the rotating rod 1815 far away from the fixed block 1811 is rotatably connected with a second limiting rod 1816, two forklift cavities 20 are arranged on the side surface of the base 19, a heat dissipation port 21 is arranged on the back surface of the box body 1, second sound absorption cotton 22 is arranged on the inner wall of the heat dissipation port 21, the second sound absorption cotton 22 absorbs noise generated inside the box body 1, so that the heat dissipation port can radiate heat well and isolate and absorb noise well, third sound absorption cotton 23 is arranged inside the box body 1, and the third sound absorption cotton 23 enables the whole box body to isolate and absorb noise, the cabinet 1 is provided at a front surface thereof with a cabinet door 24.

When the screw compressor works, the low-noise screw compressor, the motor 2 drives the driving wheel 6 to rotate, the driving wheel 6 drives the driven wheel 7 to rotate through the chain 8, the driven wheel 7 drives the screw compression main machine 5 to operate, the screw compression main machine 5 sucks air from the outside through the air suction filtering device 9, gas enters the oil-gas separation barrel 11 through the air inlet pipe 10 after being compressed by the screw compression main machine 5, oil liquid in the oil-gas separation barrel 11 is separated, then enters the oil-gas separator 13 through the first air pipe 12, the compressed gas separates oil liquid in the oil-gas separator 13 and then enters the cooler 15 through the second air pipe 14, the compressed gas is cooled by the cooler 15 and then flows to a device using the compressed gas from the air outlet pipe 16, the oil liquid separated by the oil-gas separation barrel 11 and the oil-gas separator 13 flows back to the screw compression main machine 5 through the oil return, when the device runs, the box body 1 vibrates, the fixing block 1811 at the bottom of the box body 1 drives the first limiting rod 1812 to move up and down, the first limiting rod 1812 moves up and down to compress and stretch the second spring 1813, the second spring 1813 stores and releases energy and simultaneously reduces the vibration amplitude of the box body 1, the rotating rod 1815 positioned on the side surface of the fixing block 1811 rotates relative to the fixing block 1811 while the fixing block 1811 moves up and down, the rotating rod 1815 drives the second limiting rod 1816 to move horizontally, the two second limiting rods 1816 compress and stretch the first spring 182, and the first spring 182 stores and releases energy and simultaneously reduces the vibration amplitude of the box body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a low noise screw air compressor, includes box (1), its characterized in that: the bottom of the inner wall of the box body (1) is fixedly connected with a motor (2), the bottom of the inner wall of the box body (1) is fixedly connected with a support column (3) which is positioned on the side position of the motor (2), the top of the support column (3) is fixedly connected with a support plate (4), the top of the support plate (4) is fixedly connected with a screw compression host (5), the output end of the motor (2) is fixedly connected with a driving wheel (6), the input end of the screw compression host (5) is fixedly connected with a driven wheel (7), the surface of the driving wheel (6) is rotatably connected with the surface of the driven wheel (7) through a chain (8), one side of the screw compression host (5) is provided with an air suction filtering device (9), the other side of the screw compression host (5) is fixedly connected with an air inlet pipe (10), one end of the air inlet pipe (10), which, the bottom fixed connection of oil-gas separation bucket (11) and the bottom of box (1) inner wall, the side of oil-gas separation bucket (11) is through first trachea (12) fixedly connected with oil and gas separator (13), the bottom fixed connection of oil and gas separator (13) and the bottom of box (1) inner wall, the top of oil and gas separator (13) is through second trachea (14) fixedly connected with cooler (15), the side fixedly connected with outlet duct (16) of cooler (15).

2. The low-noise screw air compressor of claim 1, wherein: the bottom of the oil-gas separation barrel (11) is fixedly connected to the bottom of the side face of the screw compression host (5) through an oil return pipe (17), and the bottom of the side face of the oil-gas separator (13) is fixedly connected to the oil return pipe (17).

3. The low-noise screw air compressor of claim 1, wherein: the air suction filtering device (9) comprises a filtering pipe body (91), a filtering net (92) is fixedly connected between the top of the inner wall of the filtering pipe body (91) and the bottom of the inner wall of the filtering pipe body, a corrugated sound insulation board (93) is fixedly connected to the side face of the filtering net (92), and first sound suction cotton (94) is fixedly connected to the side face of the sound insulation board (93).

4. The low-noise screw air compressor of claim 1, wherein: the bottom of the box body (1) is fixedly connected with a damping device (18), and the bottom of the damping device (18) is fixedly connected with a base (19).

5. The low-noise screw air compressor of claim 4, wherein: damping device (18) include two telescoping device (181), two fixedly connected with first spring (182) between the relative one side of telescoping device (181), two first spacing pipe (183) have been cup jointed on the surface of telescoping device (181) and the outside position that is located first spring (182).

6. The low-noise screw air compressor of claim 5, wherein: the telescopic device (181) comprises two fixing blocks (1811), a first limiting rod (1812) is fixedly connected between the opposite sides of the two fixing blocks (1811), a second spring (1813) is fixedly connected between the opposite sides of the two first limiting rods (1812), a second limiting pipe (1814) is sleeved on the surface of the two first limiting rods (1812) and located at the outer position of the second spring (1813), the side surface of the fixing block (1811) is rotatably connected with a rotating rod (1815), and one end, far away from the fixing block (1811), of the rotating rod (1815) is rotatably connected with a second limiting rod (1816).

7. The low-noise screw air compressor of claim 4, wherein: the side of base (19) is provided with two fork truck sky (20), the back of box (1) is provided with thermovent (21), the inner wall of thermovent (21) is provided with the second and inhales sound cotton (22).

8. The low-noise screw air compressor of claim 1, wherein: the inside of box (1) is provided with the third and inhales sound cotton (23), the front of box (1) is provided with chamber door (24).