CN212898827U

CN212898827U - Air compressor machine with circulation heat dissipation air inlet unit

Info

Publication number: CN212898827U
Application number: CN202020934622.2U
Authority: CN
Inventors: 陈新定
Original assignee: Bristol Compressor Shanghai Co ltd
Current assignee: Bristol Compressor Shanghai Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-04-06
Anticipated expiration: 2030-05-28

Abstract

The utility model relates to the technical field of air compressors, and discloses an air compressor with a circulating heat dissipation air inlet device, which comprises an air compressor body and a driving motor, wherein the air compressor body is provided with an air inlet and an air outlet, the air inlet is provided with a supercharging air inlet part, the driving motor drives the supercharging air inlet part to work when working so as to enable the supercharging air inlet part to extract gas in the external environment and convey the gas to the air inlet, a cooling part is arranged on a circulating air inlet pipe, and the cooling part is used for cooling the gas flowing through the circulating air inlet pipe; the air inlet of the air compressor is provided with a cooling part, the cooling part is arranged in the air inlet of the air compressor, and the cooling part is used for cooling the air flowing out of the motor cavity of the driving motor.

Description

Air compressor machine with circulation heat dissipation air inlet unit

Technical Field

The utility model relates to an air compressor technical field, concretely relates to air compressor machine with circulation heat dissipation air inlet unit.

Background

The air compressor is a device for compressing gas, the air compressor is similar to a water pump in structure, most of the air compressors are of reciprocating pistons, rotating blades or rotating screws, driving devices of the air compressors are often motors, the motors generate a large amount of heat during operation, and if the heat is not dissipated in time, rotors and stators are easily burnt out, so that device faults are caused.

The structure for radiating the motor is that a radiating fan is arranged in the motor, but the separately-arranged radiating fan needs to consume power separately, the radiating effect is not good, and the manufacturing cost is increased; at present, chinese patent with publication number CN210422923U discloses a circulating heat dissipation air compressor, which comprises an air compressor body, a driving motor, a circulating air inlet pipe, a flow dividing pipe, a circulating air outlet pipe and a collecting pipe, wherein flowing air flow is formed in a motor cavity, the air flow enters the collecting pipe and flows into the circulating air inlet pipe from the collecting pipe, and enters an air inlet through the circulating air inlet pipe, and heat inside the motor cavity is taken away by the air flow. Although good heat dissipation to the driving motor can be realized, a part of compressed gas at the gas outlet needs to be separated to the circulating gas outlet pipe, so that the gas pressure output by the air compressor is reduced to a certain extent.

SUMMERY OF THE UTILITY MODEL

A first object of the utility model is to provide an air compressor machine with circulation heat dissipation air inlet unit, it has still can keep the gaseous advantage of pressure of this air compressor output to driving motor radiating while.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an air compressor machine with circulation heat dissipation air inlet unit, includes the air compressor machine body and is used for driving the driving motor of air compressor machine body work, air inlet and gas outlet have been seted up respectively to air compressor machine body top surface, air inlet department is provided with pressure boost air inlet portion, driving motor during operation drives pressure boost air inlet portion work is so that gas in the pressure boost air inlet portion extraction external environment and to the air inlet is carried, is provided with the cooling part in the circulation intake pipe, the cooling part is used for cooling off the gas through circulation intake pipe.

The utility model discloses in, it is preferred, pressure boost air inlet portion includes casing and impeller, the impeller by the driving motor drive, the impeller rotates to be connected in the inner chamber of casing, be provided with intake duct and gas transmission way on the casing, pass through when the impeller rotates the intake duct is extracted gas and is passed through from the external environment gas transmission that the gas transmission way will extract advances the air inlet.

In the present invention, preferably, the supercharging and air intake part further includes a transmission shaft, the transmission shaft is rotatably connected to the housing, one end of the transmission shaft extends to the outside of the housing, the impeller is fixedly disposed at one end of the transmission shaft located in the inner cavity of the housing, and the impeller and the transmission shaft are coaxially disposed; the transmission shaft stretches out the one end of casing is provided with first belt pulley, the air compressor machine body still include the shell and with the shell rotates the bent axle of connecting, the one end of bent axle with driving motor's output shaft fixed connection is so that driving motor drives the bent axle rotates, the other end of bent axle extends to the outside and fixedly connected with of shell with first belt pulley rotates the second belt pulley of connecting.

The utility model discloses in, preferably, the cooling portion includes sealed shell and setting is in coolant in the sealed shell, the circulation intake pipe runs through the sealed shell sets up just circulation intake pipe outer wall is located part in the sealed shell with the coolant butt.

In the present invention, preferably, the portion of the circulation intake pipe located in the sealing case is spirally disposed.

The utility model discloses in, it is preferred, coolant is liquid metal, be provided with a plurality of fin on the outer wall of sealed shell, it is a plurality of the fin is in interval equipartition on the outer wall of sealed shell.

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

the air inlet of the air compressor is provided with a cooling part, the cooling part is arranged in the air inlet of the air compressor, the air inlet of the air compressor is communicated with the air inlet of the air compressor, and the cooling part is arranged in the air inlet of the air compressor.

Drawings

Fig. 1 is a schematic structural diagram of an air compressor with a circulating heat dissipation air intake device.

In the drawings: 1. an air compressor body; 2. a drive motor; 3. an air inlet; 4. an air outlet; 5. a supercharging air inlet part; 6. a cooling section; 7. a housing; 8. an impeller; 9. an air inlet channel; 10. a gas delivery passage; 11. a drive shaft; 12. a first pulley; 13. a housing; 14. a crankshaft; 15. a second pulley; 16. sealing the shell; 17. A cooling medium; 18. and a heat sink.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 simultaneously, the utility model discloses a preferred embodiment provides an air compressor machine with circulation heat dissipation air inlet unit, including air compressor machine body 1 with be used for driving motor 2 of air compressor machine body 1 work, air inlet 3 and gas outlet 4 have been seted up respectively to air compressor machine body 1 top surface, 3 departments of air inlet are provided with pressure boost air inlet 5, driving motor 2 during operation drives pressure boost air inlet 5 work so that pressure boost air inlet 5 extracts the gas in the external environment and carries to air inlet 3, be provided with cooling part 6 in the circulation intake pipe, cooling part 6 is used for cooling off the gas of flowing through the circulation intake pipe. When the air compressor machine during operation, driving motor 2 is supplied power by outside power supply unit, drive the work of air compressor machine body 1, driving motor 2 drives pressure boost inlet unit 5 simultaneously and works together, 5 during operations of pressure boost inlet unit can increase the air quantity that gets into air inlet 3 in the unit interval, just so improved the volume and the compression degree of the compressed air of this air compressor machine gas outlet 4 department output in the unit interval, the structure in the past is gone on the some compressed gas that flows into the circulation intake pipe in gas outlet 4 departments and is remedied, the problem that this air compressor machine produced the compressed gas compression degree and reduces has been solved. The setting of cooling portion 6 can be to the gas that flows out in the motor chamber from driving motor 2 cooling of dispelling the heat, because the density of the gas that the temperature is lower is greater than the density of the gas that the temperature is higher, just so makes the volume that the gas that flows into air inlet 3 department through the circulation intake pipe again and occupies reduce, can provide more spaces for the gas that gets into air inlet 3 from the outside, has further increased the air volume that gets into air inlet 3 in the unit interval.

Pressure boost inlet unit 5 includes casing 7 and impeller 8, and impeller 8 is driven by driving motor 2, and impeller 8 rotates to be connected in the inner chamber of casing 7, is provided with intake duct 9 and gas transmission way 10 on the casing 7, and impeller 8 draws gas and conveys the gas feed inlet 3 of extraction through gas transmission way 10 in the external environment through intake duct 9 during rotation. The air inlet channel 9 and the air transmission channel 10 penetrate through the shell wall of the shell 7 and are communicated with the inner cavity of the shell 7, one end of the air transmission channel 10 is communicated with the air inlet 3, and one end of the air inlet channel 9 is communicated with the external environment; when the supercharging inlet 5 is in operation, the impeller 8 rotates and forms a low-pressure region in the inner cavity, and air in the external environment enters the inner cavity of the housing 7 through the air inlet channel 9 and is delivered by the impeller 8 to the air inlet 3 through the air delivery channel 10.

The supercharging air inlet part 5 further comprises a transmission shaft 11, the transmission shaft 11 is rotatably connected with the shell 7, one end of the transmission shaft 11 extends to the outside of the shell 7, the impeller 8 is fixedly arranged at one end, located in the inner cavity of the shell 7, of the transmission shaft 11, and the impeller 8 and the transmission shaft 11 are coaxially arranged; one end of the transmission shaft 11 extending out of the shell 7 is provided with a first belt pulley 12, the air compressor body 1 further comprises a shell 13 and a crankshaft 14 rotatably connected with the shell 13, one end of the crankshaft 14 is fixedly connected with an output shaft of the driving motor 2 so that the driving motor 2 drives the crankshaft 14 to rotate, and the other end of the crankshaft 14 extends to the outside of the shell 13 and is fixedly connected with a second belt pulley 15 rotatably connected with the first belt pulley 12. The first pulley 12 and the second pulley 15 can be driven by a belt. The arrangement enables the amount of gas pressed into the air inlet 3 by the pressurizing air inlet part 5 in unit time to be increased along with the increase of the rotating speed of the driving motor 2, the gas is approximately in a direct proportion relation between the pressurizing air inlet part and the driving motor 2, and when the rotating speed of the driving motor 2 is high, the amount of gas compressed by the air compressor in unit time is also high, so that the required gas supply amount is also large, the arrangement of the structure can ensure that the gas entering the air inlet 3 through the pressurizing air inlet part 5 can always meet the requirement of the air compressor, and the compression performance of the air compressor is optimized.

The cooling part 6 comprises a sealed shell 16 and a cooling medium 17 arranged in the sealed shell 16, the circulating air inlet pipe penetrates through the sealed shell 16, and the part of the outer wall of the circulating air inlet pipe, which is positioned in the sealed shell 16, abuts against the cooling medium 17; the part of the circulating air inlet pipe in the sealing shell 16 is spirally arranged; the cooling medium 17 is liquid metal, a plurality of radiating fins 18 are arranged on the outer wall of the sealed shell 16, and the plurality of radiating fins 18 are uniformly distributed on the outer wall of the sealed shell 16 at intervals. The liquid metal has thermal conductivity far higher than that of water, air and a plurality of non-metal media, so that the cooling medium 17 adopts liquid metal to realize more efficient heat transportation and limit heat dissipation capacity compared with the traditional water cooling; the spiral arrangement of the circulating air inlet pipe increases the contact area with the cooling medium 17, and the arrangement of the radiating fins 18 increases the contact area with the outside air, so that the radiating design is optimized.

The working principle is as follows:

when the air compressor machine during operation, driving motor 2 is supplied power by outside power supply unit, drive the work of air compressor machine body 1, driving motor 2 drives pressure boost inlet unit 5 simultaneously and works together, 5 during operations of pressure boost inlet unit can increase the air quantity that gets into air inlet 3 in the unit interval, just so improved the volume and the compression degree of the compressed air of this air compressor machine gas outlet 4 department output in the unit interval, the structure in the past is gone on the some compressed gas that flows into the circulation intake pipe in gas outlet 4 departments and is remedied, the problem that this air compressor machine produced the compressed gas compression degree and reduces has been solved. The setting of cooling portion 6 can be to the gas that flows out in the motor chamber from driving motor 2 cooling of dispelling the heat, because the density of the gas that the temperature is lower is greater than the density of the gas that the temperature is higher, just so makes the volume that the gas that flows into air inlet 3 department through the circulation intake pipe again and occupies reduce, can provide more spaces for the gas that gets into air inlet 3 from the outside, has further increased the air volume that gets into air inlet 3 in the unit interval.

Claims

1. The utility model provides an air compressor machine with circulation heat dissipation air inlet unit, includes air compressor machine body (1) and is used for driving motor (2) of air compressor machine body (1) work, air inlet (3) and gas outlet (4), its characterized in that have been seted up respectively to air compressor machine body (1) top surface: air inlet (3) department is provided with pressure boost portion of admitting air (5), driving motor (2) during operation drive pressure boost portion of admitting air (5) work so that pressure boost portion of admitting air (5) extract gas in the external environment and to air inlet (3) are carried, are provided with cooling portion (6) in the circulation intake pipe, cooling portion (6) are used for cooling down the gas that flows through circulation intake pipe.

2. The air compressor with the circulating heat dissipation air intake device of claim 1, wherein: pressure boost portion of admitting air (5) includes casing (7) and impeller (8), impeller (8) by driving motor (2) drive, impeller (8) rotate to be connected in the inner chamber of casing (7), be provided with intake duct (9) and gas transmission way (10) on casing (7), pass through when impeller (8) rotate intake duct (9) are followed external environment and are extracted gas and pass through gas transmission way (10) are advanced with the gas transmission of extraction air inlet (3).

3. The air compressor with the circulating heat dissipation air intake device of claim 2, wherein: the supercharging air inlet part (5) further comprises a transmission shaft (11), the transmission shaft (11) is rotatably connected with the shell (7), one end of the transmission shaft (11) extends to the outside of the shell (7), the impeller (8) is fixedly arranged at one end, located in the inner cavity of the shell (7), of the transmission shaft (11), and the impeller (8) and the transmission shaft (11) are coaxially arranged; stretch out transmission shaft (11) the one end of casing (7) is provided with first belt pulley (12), air compressor machine body (1) still include shell (13) and with shell (13) rotate bent axle (14) of connecting, the one end of bent axle (14) with the output shaft fixed connection of driving motor (2) is so that driving motor (2) drive bent axle (14) rotate, the other end of bent axle (14) extends to shell (13) outside and fixedly connected with first belt pulley (12) rotate second belt pulley (15) of connecting.

4. The air compressor with the circulating heat dissipation air intake device of claim 1, wherein: the cooling part (6) comprises a sealing shell (16) and a cooling medium (17) arranged in the sealing shell (16), a circulating air inlet pipe penetrates through the sealing shell (16) and the part, located in the sealing shell (16), of the outer wall of the circulating air inlet pipe is abutted to the cooling medium (17).

5. The air compressor with the circulating heat dissipation air intake device of claim 4, wherein: the part of the circulating air inlet pipe, which is positioned in the sealing shell (16), is spirally arranged.

6. The air compressor with the circulating heat dissipation air intake device of claim 4, wherein: the cooling medium (17) is liquid metal, a plurality of radiating fins (18) are arranged on the outer wall of the sealing shell (16), and the radiating fins (18) are uniformly distributed on the outer wall of the sealing shell (16) at intervals.