CN216665923U

CN216665923U - Air compressor machine convenient to heat dissipation with cooling structure

Info

Publication number: CN216665923U
Application number: CN202121911482.8U
Authority: CN
Inventors: 陈甦; 张明锐; 文明; 王耀; 牛德
Original assignee: Zhejiang Tianneng Power Materials Co Ltd
Current assignee: Zhejiang Tianneng Power Materials Co Ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-06-03
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses an air compressor with a cooling structure and convenient heat dissipation, which comprises a Venturi mechanism and an air pressure damping platform, wherein an air inlet is formed in one side of the air compressor, fan blades are connected to one side of a screw main machine, the Venturi mechanism is arranged at the tail end of an air deflector, and a spiral groove is formed in the inner wall of a spray neck. This one kind has cooling structure radiating air compressor machine of being convenient for, compare with current ordinary screw compressor machine, the utility model discloses system has the through-hole of the directional spout direction of outside-in slope on the neck wall that spouts of venturi mechanism input, it has the helicla flute to spout the system on the neck inner wall, the spout is the open design of back taper, make when the air current of screw rod host computer output flows through the reducing spout neck because the venturi effect makes the air of shower nozzle both sides terminal surface inhale through the through-hole and spout the neck and realize mixing, again because the effect of helicla flute makes the air current produce rotatory centrifugal force, make the high-pressure gas attenuation via the output of air outlet still less, possess farther transport distance.

Description

Air compressor machine convenient to heat dissipation with cooling structure

Technical Field

The utility model relates to the technical field of air compressor production, in particular to an air compressor with a cooling structure and convenience for heat dissipation.

Background

The air compressor is a machine for compressing gas to improve gas pressure or conveying gas, has wide application range and almost extends to various fields of industry and agriculture, national defense, science and technology, civil use and the like; there are many types of air compressors, including screw air compressors (which are also classified into twin-screw air compressors and single-screw air compressors), piston air compressors, centrifugal compressors, scroll air compressors, and the like. Wherein, screw compressor is the air compressor machine that uses more extensively at present.

The existing air compressor production equipment has the following common problems: the screw rod host computer, engine and cooling system integration are in a quick-witted case in current screw compressor machine, the air intake of screw rod host computer is provided with air cleaner, machine case table end is provided with the air intake, outside air passes through the air intake, get into the inside of quick-witted case, then the work of screw rod host computer, discharge the air of quick-witted incasement portion via the air outlet after the screw rod host computer compression, when the air current via the air outlet discharge in this flow, can produce great noise and vibration can not be fine satisfy people's user demand, to above-mentioned condition, carry out technical innovation on current air compressor machine production basis.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air compressor with a cooling structure and convenient heat dissipation, and aims to solve the problem that the general screw air compressor in the background art integrates a screw main machine, an engine and a cooling system into a case, an air filter is arranged at an air inlet of the screw main machine, an air inlet is arranged at the surface end of the case, outside air enters the case through the air inlet, then the screw main machine works to compress the air in the case through the screw main machine and then is discharged through an air outlet, and when air flow is discharged through the air outlet in the process, large noise and vibration can be generated, and the use requirements of people can not be well met.

In order to achieve the purpose, the utility model provides the following technical scheme: an air compressor with a cooling structure and convenient heat dissipation comprises a Venturi mechanism and an air pressure damping platform, wherein one side of the machine body is provided with an air inlet, the inner cavity of the machine body is provided with a screw rod host, one side of the screw rod host is connected with a fan blade, the side surface of the screw rod host is attached with a cooling fin, one side of the fan blade is provided with an air deflector, the tail end of the air deflector is provided with the Venturi mechanism, one side of the Venturi mechanism is provided with a spray neck, the inner wall of the spray neck is provided with a spiral groove, the tail end of the spray neck is provided with an air outlet, the inner wall of the spray neck is provided with a through hole, the through hole is obliquely directed to the air outlet direction, one side of the through hole, away from the spray neck, is provided with an air flow channel, one side of the air flow channel is provided with a conical clamping block, the air pressure damping platform is arranged at the bottom end of the machine body, the bottom end of the air pressure damping platform is provided with a base, two sides at the top end of the base are provided with rotating pins, and rotatory round pin one side is connected with the connecting rod, the connecting rod is kept away from rotatory round pin one side and is connected with the slider, and the slider bottom is provided with the scale frame, the piston chamber has been seted up to scale frame middle-end, and piston chamber both ends are connected with the piston post, one side piston post top is fixed with the bearing platform.

Preferably, the machine body is provided with a plurality of air inlets connected with the outside atmosphere, the air inlets are connected with an air inlet channel at the input end of the screw rod host, and the screw rod host is in transmission connection with the fan blades through a speed reducing mechanism.

Preferably, the venturi mechanism is connected with the tail ends of the air deflectors at the two ends through the spray neck, and the cross section of the spray neck is gradually reduced from top to bottom.

Preferably, the number of the spiral grooves on the inner wall of the spray neck is at least one, the spiral directions are consistent, the through holes on the side end faces of the spray neck are inclined from outside to inside and point to the direction of the air outlet, and the air flow channel is communicated with the spray neck through the through holes.

Preferably, a rotatable structure is arranged between the connecting rod and the rotating pin, one end of the connecting rod, which is far away from the rotating pin, is connected with the sliding block, and a movable connecting structure is arranged between the sliding block and the scale rack.

Preferably, the scale grooves of the scale frames on the two sides are provided with the size consistent with the maximum stroke of the slide block located on the scale frame, the two ends of the piston cavity are respectively connected with the base and the bearing table through piston columns, and the piston columns are tightly attached to the inner wall of the piston cavity.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the Venturi mechanism, the through hole which is inclined from outside to inside and points to the direction of the air outlet is formed in the spray neck wall of the input end of the Venturi mechanism, the spiral groove is formed in the inner wall of the spray neck, and the air outlet is in an inverted cone-shaped open design, so that when air flow output by the screw rod host flows through the variable-diameter spray neck, air on the end surfaces on the two sides of the spray neck is sucked into the spray neck through the through hole to realize mixing due to the Venturi effect, and then the air flow generates a rotating centrifugal force due to the action of the spiral groove, so that the high-pressure air output through the air outlet is attenuated less, and has a longer conveying distance;

2. through the arrangement of the spray neck with the gradually-changed section, compressed air enters from the inlet spray neck of the Venturi tube, and a small part of the compressed air is discharged through the through hole with the small section, the pressure intensity of the compressed air is reduced along with the gradual reduction of the section of the spray neck, and the flow rate is increased, so that a vacuum degree is generated in the through hole of the adsorption cavity, the air in the air flow channel is sucked into the spray neck, and the compressed air flows into the spiral groove along with the flow of the compressed air to reduce the flow rate of the air, so that the noise problem caused by air flow oscillation is effectively reduced, the heat emitted by components is more effectively conducted to the cooling radiating fins and then is radiated to the ambient air through the cooling radiating fins, and therefore, the cooling and heat dissipation can be carried out on the screw rod host;

3. according to the utility model, through the arrangement of the air pressure damping platform, the body of the spiral air compressor is connected with the air pressure damping platform through the bearing platform, the bearing platform connected with the piston cavity through the piston column longitudinally displaces to protrude into the inner cavity of the piston cavity under the action of lower pressure, the gas in the closed piston cavity absorbs and stores the internal energy generated by impact into compressed air due to the compressibility of the gas, and when external vibration declines, the stored internal energy is released in a kinetic energy form through the longitudinal displacement of the piston column, so that the vibration impact is effectively relieved or eliminated.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

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

FIG. 3 is a front view of the inner structure of the Venturi mechanism of the present invention.

In the figure: 1. a body; 2. an air inlet; 3. a screw main machine; 4. a fan blade; 5. an air deflector; 6. a venturi mechanism; 7. spraying a neck; 8. a helical groove; 9. an air outlet; 10. a through hole; 11. an air flow passage; 12. a conical clamping block; 13. an air pressure damping platform; 14. a base; 15. a rotation pin; 16. a connecting rod; 17. a slider; 18. a scale rack; 19. a piston cavity; 20. a piston post; 21. a receiving table; 22. the heat sink is cooled.

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: an air compressor with a cooling structure and convenient heat dissipation comprises a Venturi mechanism 6 and an air pressure damping platform 13, wherein an air inlet 2 is formed in one side of a machine body 1, a screw host 3 is arranged in an inner cavity of the machine body 1, fan blades 4 are connected to one side of the screw host 3, cooling fins 22 are attached to the side surface of the screw host 3, the machine body 1 is provided with a plurality of air inlets 2 connected with the outside atmosphere, the air inlets 2 are connected with an air inlet channel at the input end of the screw host 3, the screw host 3 is in transmission connection with the fan blades 4 through a speed reducing mechanism, the arrangement of the plurality of air inlets 2 on the side end surface of the machine body 1 ensures the air supply amount of the mechanism, the effective output distance of high-pressure air output through an air outlet 9 due to insufficient air supply amount is avoided, the structure arrangement of the screw host 3 and the fan blades 4 on one side of the output end of the screw host aims at pressurizing and conveying the air entering the inner cavity of the machine body 1 through the air inlets 2, and one side of the fan blade 4 is provided with an air deflector 5, the tail end of the air deflector 5 is provided with a Venturi mechanism 6, one side of the Venturi mechanism 6 is provided with a spray neck 7, the Venturi mechanism 6 is connected with the tail ends of the air deflectors 5 at two ends through the spray neck 7, the cross section of the spray neck 7 is gradually reduced from top to bottom, the structural arrangement that the air deflectors 5 at two sides are obliquely directed to the tail end Venturi mechanism 6 aims at guiding the air output by the screw main machine 3 and the fan blade 4 at the output end of the screw main machine to enter the spray neck 7, the structural arrangement that the cross section of the spray neck 7 is gradually changed aims at reducing the pressure of the compressed air along with the gradual reduction of the cross section of the spray neck 7 and increasing the flow speed, at the moment, a vacuum degree is generated in the inlet of the adsorption cavity of the through hole 10, so that the air in the air flow channel 11 is sucked into the spray neck 7, the flow speed of the air is reduced along with the flow of the compressed air flowing into the spiral groove 8, and the problem of noise caused by the air flow oscillation is effectively reduced, the number of the spiral grooves 8 on the inner wall of the spray neck 7 is at least one, the spiral directions are consistent, the through holes 10 on the side end face of the spray neck 7 are inclined from outside to inside and point to the direction of the air outlet 9, an air flow channel 11 is arranged on one side of the through holes 10 far away from the spray neck 7, a conical clamping block 12 is arranged on one side of the air flow channel 11, the air flow channel 11 is communicated with the spray neck 7 through the through holes 10, the through holes 10 inclined from outside to inside and point to the direction of the air outlet 9 are arranged on the wall of the spray neck 7 at the input end of the mechanism, the spiral grooves 8 are arranged on the inner wall of the spray neck 7, the air outlet 9 is in an inverted cone open design, when air flow output by the screw main machine 3 flows through the variable-diameter spray neck 7, the air on the two side end faces of the spray neck 7 is sucked into the spray neck 7 through the through holes 10 to realize mixing, and then the air flow generates a rotary centrifugal force due to attenuate high-pressure air output through the air outlet 9 less, the spiral air compressor has the advantages that the conveying distance is farther, the air pressure damping platform 13 is arranged at the bottom end of the machine body 1, the bottom end of the air pressure damping platform 13 is provided with the base 14, the connecting rod 16 and the rotating pin 15 are of a rotatable structure, one end, far away from the rotating pin 15, of the connecting rod 16 is connected with the sliding block 17, the sliding block 17 and the scale frame 18 are of a movable connection structure, the spiral air compressor machine body 1 is connected with the air pressure damping platform 13 through the bearing table 21, the rotating pin 15 and the rotatable connecting rod 16 apply force to the sliding blocks 17 arranged in the scale frames 18 on two sides, the sliding block 17 is enabled to reciprocate in the scale frames 18 along with the vibration fluctuation of the machine body 1, a producer can judge whether the amplitude of the machine body 1 is within a controllable range through visually observing the reciprocating amplitude of the sliding block 17 on the scale frames 18, the middle end of the scale frames 18 is provided with the piston cavity 19, two ends of the piston cavity 19 are connected with the piston columns 20, the bearing table 21 is fixed at the top end of the piston column 20 on one side, the scale grooves of the scale frames 18 on the two sides are arranged to have the same size as the maximum stroke of the scale frame 18 on the slide block 17, the two ends of the piston cavity 19 are respectively connected with the base 14 and the bearing table 21 through the piston columns 20, the piston columns 20 are tightly attached to the inner wall of the piston cavity 19, the bearing table 21 connected with the piston cavity 19 through the piston columns 20 longitudinally displaces to protrude into the inner cavity of the piston cavity 19 under the action of lower pressure, and the gas in the closed piston cavity 19 absorbs and stores the internal energy generated by impact into compressed air due to the compressibility of the gas, and when external vibration subsides, the stored internal energy is released out through the longitudinal displacement of the piston columns 20 in the form of kinetic energy, so that the vibration impact is effectively relieved or eliminated.

The working principle is as follows: when the air compressor with the cooling structure and convenient for heat dissipation is used, firstly, a power supply is started, external air enters an inner cavity of a machine body 1 through an air inlet 2 formed in the side end face of the machine body 1, the air output by a screw main machine 3 and fan blades 4 at the output end of the screw main machine 3 is guided to enter a spray neck 7 under the action of fan blades 4 at the output end of the screw main machine 3, the structure with the gradually-changed cross section of the spray neck 7 aims to reduce the pressure intensity and the flow speed of compressed air along with the gradually-reduced cross section of the spray neck 7, at the moment, a vacuum degree is generated in an inlet of an adsorption cavity of a through hole 10, so that the air in an air flow channel 11 is sucked into the spray neck 7, the flow speed of the air is reduced along with the flow speed of the compressed air flowing into a spiral groove 8, and the noise problem caused by air flow oscillation is effectively reduced, meanwhile, a through hole 10 which is obliquely pointed to the direction of an air outlet 9 from outside to the inside is formed in the wall of the spray neck 7 at the input end of the mechanism, and a spiral groove 8 is formed in the inner wall of the spray neck 7, The air outlet 9 is designed in an inverted cone-shaped open manner, so that when the air flow output by the screw main machine 3 flows through the reducing spray neck 7, air on the end surfaces on two sides of the spray neck 7 is sucked into the spray neck 7 through the through hole 10 due to the Venturi effect to realize mixing, and then the air flow generates a rotating centrifugal force due to the action of the spiral groove 8, so that the high-pressure air output through the air outlet 9 is attenuated less, and has a longer conveying distance; the venturi mechanism 6 is applied to the screw air compressor device to effectively reduce the noise of the mechanism and the strength problem of the conveying gas, but the machine body 1 still inevitably generates vibration during operation, the screw air compressor machine body 1 is connected with the air pressure damping platform 13 through the bearing platform 21, the bearing platform 21 connected with the piston cavity 19 through the piston column 20 longitudinally displaces under the action of lower pressure to protrude into the inner cavity of the piston cavity 19, the gas in the closed piston cavity 19 absorbs and stores the energy generated by impact into the internal energy of compressed air due to the compressibility of the gas, when the external vibration declines, the stored internal energy is released out through the longitudinal displacement of the piston column 20 in the form of kinetic energy, so that the vibration impact is effectively reduced or eliminated, the screw air compressor machine body 1 is connected with the air pressure damping platform 13 through the bearing platform 21 and applies force to the scale racks 18 on two sides through the rotary connecting rod 16 and the rotary pin 15, make slider 17 lie in scale rack 18 reciprocating motion along with the vibration fluctuation of organism 1, the producer can judge whether the amplitude of organism 1 is within controllable range through the reciprocal range that visual observation slider 17 lies in scale rack 18, make the heat that components and parts sent conduct cooling fin 22 more effectively, distribute to the surrounding air through cooling fin 22 again and go to can cool off heat dissipation to screw rod host computer 3, prevent that screw rod host computer 3 from damaging because of overheating.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air compressor machine with cooling structure is convenient for dispel the heat, includes venturi mechanism (6) and pneumatic shock attenuation platform (13), its characterized in that: the fan is characterized by further comprising a machine body (1), an air inlet (2) is formed in one side of the machine body (1), a screw rod host (3) is arranged in an inner cavity of the machine body (1), a fan blade (4) is connected to one side of the screw rod host (3), a cooling fin (22) is attached to the side face of the screw rod host (3), an air deflector (5) is arranged on one side of the fan blade (4), a Venturi mechanism (6) is arranged at the tail end of the air deflector (5), a spray neck (7) is arranged on one side of the Venturi mechanism (6), a spiral groove (8) is formed in the inner wall of the spray neck (7), an air outlet (9) is formed in the tail end of the spray neck (7), a through hole (10) is formed in the inner wall of the spray neck (7), the through hole (10) is obliquely directed to the direction of the air outlet (9), an air flow channel (11) is formed in one side, far away from the spray neck (7), and a conical clamping block (12) is arranged on one side of the air flow channel (11), atmospheric pressure shock attenuation platform (13) set up in organism (1) bottom, and atmospheric pressure shock attenuation platform (13) bottom is provided with base (14), base (14) top both sides are provided with rotatory round pin (15), and just rotatory round pin (15) one side is connected with connecting rod (16), connecting rod (16) are kept away from rotatory round pin (15) one side and are connected with slider (17), and slider (17) bottom is provided with scale rack (18), piston chamber (19) have been seted up to scale rack (18) middle-end, and piston chamber (19) both ends are connected with piston post (20), one side piston post (20) top is fixed with and holds platform (21).

2. The air compressor with the cooling structure and facilitating heat dissipation of claim 1, wherein: organism (1) is provided with air intake (2) that many places are connected with external atmosphere, and air intake (2) all are connected with screw rod host computer (3) input intake duct, screw rod host computer (3) constitute the transmission through reduction gears and flabellum (4) and are connected.

3. The air compressor with the cooling structure and facilitating heat dissipation of claim 1, wherein: the venturi mechanism (6) is connected with the tail ends of the air deflectors (5) at the two ends through the spray neck (7), and the cross section of the spray neck (7) is gradually reduced from top to bottom.

4. The air compressor with the cooling structure and facilitating heat dissipation of claim 1, wherein: the number of the spiral grooves (8) on the inner wall of the spray neck (7) is at least one, the spiral directions are consistent, the through hole (10) on the side end face of the spray neck (7) is inclined from outside to inside and points to the direction of the air outlet (9), and the air flow channel (11) is communicated with the spray neck (7) through the through hole (10).

5. The air compressor with the cooling structure and facilitating heat dissipation of claim 1, wherein: the rotary scale is characterized in that a rotatable structure is arranged between the connecting rod (16) and the rotary pin (15), one end, far away from the rotary pin (15), of the connecting rod (16) is connected with the sliding block (17), and a movable connecting structure is arranged between the sliding block (17) and the scale rack (18).

6. The air compressor with the cooling structure and facilitating heat dissipation of claim 1, wherein: the scale grooves of the scale frames (18) on the two sides are formed to have the same size as the maximum stroke of the slide block (17) located on the scale frame (18), the two ends of the piston cavity (19) are respectively connected with the base (14) and the bearing table (21) through piston columns (20), and the piston columns (20) are tightly attached to the inner wall of the piston cavity (19).