CN214036037U - Air-cooled air compressor with improve structure - Google Patents

Air-cooled air compressor with improve structure Download PDF

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Publication number
CN214036037U
CN214036037U CN202022100463.9U CN202022100463U CN214036037U CN 214036037 U CN214036037 U CN 214036037U CN 202022100463 U CN202022100463 U CN 202022100463U CN 214036037 U CN214036037 U CN 214036037U
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China
Prior art keywords
air
air pump
motor
fan
cylinder head
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CN202022100463.9U
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Chinese (zh)
Inventor
沈武军
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Ningbo Bida Machinery Manufacturing Co ltd
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Ningbo Bida Machinery Manufacturing Co ltd
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Priority to CN202022100463.9U priority Critical patent/CN214036037U/en
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Publication of CN214036037U publication Critical patent/CN214036037U/en
Priority to PCT/CN2021/119531 priority patent/WO2022063105A1/en
Priority to DE212021000325.7U priority patent/DE212021000325U1/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/06—Cooling; Heating; Prevention of freezing
    • F04B39/066—Cooling by ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/01—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being mechanical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/121—Casings

Abstract

The utility model discloses an air-cooled air compressor machine with improve structure, including the motor and the pump body, the motor includes motor casing, stator, rotor, and the stator is fixed to be set up in motor casing, and the rotor rotates and sets up in the stator, and the air pump body includes air pump casing, crank, connecting rod, valve plate, cylinder head, and crank and connecting rod set up in the air pump casing, and air pump casing top is located to the cylinder head, and the valve plate clamp is arranged in between cylinder head and the air pump casing, and motor casing is connected with the air pump casing, the pivot of rotor stretch into in the air pump casing with crank connection, the top of cylinder head still is equipped with the fan frame, is equipped with in the fan frame to be used for carrying out the radiating fan of forced air cooling to the cylinder head. The utility model discloses set up in the top of cylinder head and be exclusively used in the radiating fan of cylinder head, can play the cooling effect effectively, solve it and send out the boiling hot problem.

Description

Air-cooled air compressor with improve structure
Technical Field
The utility model relates to an air compressor machine technical field, in particular to air-cooled air compressor machine to small-size no oil machine that has improved structure.
Background
Patent publication No. CN105041607A discloses an air-cooled air compressor, including motor casing, a rotor, a stator, the apparatus further comprises a rotating shaft, the cylinder head, the air pump body, the switch box of working a telephone switchboard, switch and power cord, its pivot both ends set up axial fan blade and centrifugal wind wheel respectively, axial fan blade installs the outer end at motor casing, its effect is through the air intake to the air supply in the motor casing, centrifugal wind wheel installs the middle part position at the air compressor machine, motor casing's inner end promptly, its effect is inside motor casing and the hot-air between motor casing and the air pump body throw off outside the motor casing through the air outlet under centrifugal force effect, send one through axial fan blade and centrifugal wind wheel and take out, accelerate the circulation of the inside air of air compressor machine, thereby effectively reduce the produced noise of air compressor machine adoption forced air cooling, and its radiating effect is better. This patent air-cooled air compressor machine solved the heat dissipation problem of motor casing and air pump body, but the cylinder head on air pump body upper portion adopts traditional aluminum alloy heat radiation fins to dispel the heat, along with the operation of air pump body for a long time, this cylinder head can still heat up and scald, leads to the mistake to touch easily and causes unexpected scald, but also leads to the compressed air's of output temperature higher, influences the normal use of pressure executive component. Secondly, the existing air-cooled air compressor still needs to be further optimized and improved in terms of operation and portability.
Disclosure of Invention
The utility model aims to provide an air-cooled air compressor with an improved structure aiming at the defects and shortcomings of the prior art, wherein a fan is arranged above a cylinder cover so as to effectively solve the problem of temperature rise and scalding of the cylinder cover; further, an air compressor handle is arranged on the fan base to improve operation and portability.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an air-cooled air compressor machine with improve structure, includes the motor and the pump body, and the motor includes motor casing, stator, rotor, and the stator is fixed to be set up in the motor casing, and the rotor rotates to set up in the stator, and the air pump body includes air pump casing, crank, connecting rod, valve plate, cylinder head, and crank and connecting rod set up in the air pump casing, and connecting rod one end and crank connection, the connecting rod other end are equipped with the piston, be equipped with in the air pump casing with piston complex cylinder liner, the cylinder head locates air pump casing top, and the valve plate presss from both sides and arranges between cylinder head and the air pump casing, motor casing and air pump casing are connected, the pivot of rotor stretch into in the air pump casing with crank connection, the top of cylinder head still is equipped with the fan frame, is equipped with in the fan frame and is used for carrying out the fan that forced air-cooled heat dissipation to the cylinder head.
Furthermore, a fan protection plate is arranged above the fan base, an air inlet is formed in the fan protection plate, and an air outlet is formed in the side wall of the fan base. Preferably, a plurality of radiating fins are formed on the upper part of the cylinder cover, and an air guide groove communicated with the air outlet is formed between two adjacent radiating fins.
Furthermore, the air pump shell and/or the motor shell are/is provided with a wire groove for accommodating a power wire of the fan, and the power wire of the fan sequentially penetrates through the cylinder cover and the valve plate to reach the inside of the air pump body and then reaches the rear part of the motor along the wire groove of the air pump shell and/or the motor shell.
Furthermore, an axial flow fan blade is arranged on a rotating shaft of the rotor, and an end face air outlet hole corresponding to the axial flow fan blade is formed in the air pump shell. Preferably, the front side and the rear side of the air pump shell are provided with a plurality of heat dissipation ribs along the air outlet direction of the end face air outlet. The air pump comprises an air pump shell, a stator and a motor shell, wherein the left side end of the air pump shell is provided with a front end cover, the right side end of the motor shell is provided with a rear end cover, a ventilation groove is formed between the stator and the motor shell, and the air pump shell and the motor shell are both provided with ventilation holes.
Furthermore, the fan base is provided with a handle.
Furthermore, an oil-water separator is arranged at the outlet end of the cylinder cover, and the cylinder cover is also provided with a pressure control switch. The rear portion of motor is equipped with the wiring room, is equipped with the electric capacity in the wiring room.
The utility model has the advantages that: the problem of heat dissipation of the air pump body of the air compressor in the prior art is not solved well all the time, especially the problem of scalding during operation of the cylinder cover of the air pump body, and to the small-size air compressor, an operator easily touches the cylinder cover which is scalded during high temperature by mistake, so that accidents such as scalding are caused, and the temperature of a compressed air source is increased due to scalding of the cylinder cover during high temperature, so that the operation of a subsequent pneumatic execution component is influenced. And the utility model discloses set up in the top of cylinder head and be exclusively used in the radiating fan of cylinder head, can play the cooling effect effectively, solve it and send out the boiling hot problem. Furthermore, a handle is arranged on the fan base, so that the whole air compressor has a portable lifting handle function. The rotating shaft of the rotor is provided with a built-in axial flow fan blade, and the axial flow fan blade discharges heat in the motor shell from end face air outlet holes on the front side and the rear side of the air pump shell, so that on one hand, the heat in the motor is taken away, and on the other hand, the heat can be dissipated to the air pump shell. Furthermore, the air pump shell is provided with heat dissipation ribs corresponding to the end face air outlet holes, so that the heat dissipation effect is improved.
Drawings
Fig. 1 is a schematic view of the assembly structure of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a schematic front sectional structural view of the present invention.
Fig. 4 is a schematic structural view of the air pump body side of the present invention.
Fig. 5 is a schematic structural diagram of the motor side of the present invention.
Fig. 6 is a schematic sectional view of the side of the present invention.
In the figure: 10. the air pump comprises a motor shell, 101 ventilation grooves, 102 wire grooves, 11 stators, 12 rotors, 121 rotating shafts, 122 bearings, 123 axial-flow fan blades, 124 ventilation holes, 13 rear end covers, 20 air pump shells, 201 end face air outlet holes, 202 heat dissipation ribs, 21 crankshafts, 22 connecting rods, 221 pistons, 222 cylinder sleeves, 23 valve plates, 24 cylinder covers, 241 heat dissipation fins, 25 front end covers, 31 fan bases, 311 air outlets, 32 fans, 33 fan protection plates, 331 air inlets, 34 handles, 35 fan power wires, 40 wiring chambers, 41 capacitors, 42 pressure control switches and 50 oil-water separators.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 6, an air-cooled air compressor with an improved structure includes a motor and an air pump body.
The motor includes motor casing 10, stator 11, rotor 12, and stator 11 passes through stator fixed screw to be fixed to be set up in motor casing 10, and rotor 12 rotates to be set up in stator 11. The air pump body comprises an air pump shell 20, a crank 21, a connecting rod 22, a valve plate 23 and a cylinder cover 24, the crank 21 and the connecting rod 22 are arranged in the air pump shell 20, one end of the connecting rod 22 is connected with the crank 21, the other end of the connecting rod 22 is provided with a piston 221, a cylinder sleeve 222 matched with the piston 221 is arranged in the air pump shell 20, the cylinder cover 24 is arranged above the air pump shell 20, and the valve plate 23 is clamped between the cylinder cover 24 and the air pump shell 20. The outlet end of the cylinder head 24 is provided with an oil-water separator 50, and the cylinder head 24 is also provided with a pressure control switch 42. The rear part of the motor is provided with a wiring chamber 40, and a capacitor 41 is arranged in the wiring chamber 40.
The motor housing 10 and the air pump housing 20 are fixedly connected by a housing fixing screw, the rotating shaft 121 of the rotor 12 extends into the air pump housing 20 to be connected with the crank 21, and two ends of the rotating shaft 121 are respectively supported on the air pump housing 20 and the motor housing 10 by bearings 122. Anti-skidding foot pads are arranged below the air pump shell 20 and the motor shell 10.
In this embodiment, the rotating shaft 121 of the rotor 12 is provided with axial-flow blades 123, and the air pump housing 20 is provided with end-face air outlets 201 corresponding to the axial-flow blades 123. Specifically, as shown in fig. 4, a front end cover 25 is disposed at the front end of the air pump housing 20, the left and right sides of the air pump housing 20 are retracted inward to form end faces corresponding to the axial flow fan blades 123, the end faces are provided with the end face air outlet holes 201, the axial flow fan blades 123 discharge heat in the motor housing 10 from the end face air outlet holes 201 at the two sides of the air pump housing 20, on one hand, the heat inside the motor is taken away, and on the other hand, the heat can be dissipated from the air pump housing 20. The front side and the rear side of the air pump housing 20 are provided with a plurality of heat dissipation ribs 202 along the air outlet direction of the end face air outlet 201 so as to match the end face air outlet 201 to increase the heat dissipation effect. As shown in fig. 5 and 6, a rear end cover 13 is disposed at a rear side end of the motor housing 10, a ventilation slot 101 is disposed between the stator 11 and the motor housing 10, the air pump housing 20 and the motor housing 10 are both provided with ventilation holes 124 to enhance the heat dissipation effect of the motor stator 11, and the ventilation slot 101 can be further used for routing the fan power line 35.
A fan base 31 is arranged above the cylinder cover 24, and a fan 32 for cooling and radiating the cylinder cover 24 is arranged in the fan base 31. Further, a fan protection plate 33 is arranged above the fan base 31, an air inlet 331 is formed in the fan protection plate 33, an air outlet 311 is formed in the side wall of the fan base 31, the fan 32 conveys air from one side of the air inlet 331 to one side of the air outlet 311 to cool and radiate the cylinder cover 24, and a bolt penetrating through the fan base 31 and fixedly connected with the cylinder cover 24 is arranged on the fan protection plate 33. This air-cooled air compressor machine sets up the radiating fan 32 of cylinder head 24 is exclusively used in the top of cylinder head 24, can play the cooling radiating effect effectively, solves its problem of scalding.
Preferably, a plurality of heat dissipation fins 241 are formed on the upper portion of the cylinder head 24, and an air guiding groove communicated with the air outlet 311 is formed between two adjacent heat dissipation fins 241, so that the air cooling and heat dissipation effects of the cylinder head 241 are further improved. The fan base 31 is further provided with a handle, so that the whole air compressor has a portable handle function.
Further, as shown in fig. 6, the air pump housing 20 and the motor housing 10 are provided with a wire slot 102 for accommodating the power line 35 of the blower, and the power line 35 of the blower sequentially passes through the cylinder cover 24 and the valve plate 23 to reach the inside of the air pump housing 20 and then reaches the wiring chamber 40 at the rear of the motor along the wire slot 102 of the air pump housing 20 and the motor housing 10. The fan power line 35 adopts a built-in hidden wire, so that the whole appearance is cleaner and tidier.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims (10)

1. The utility model provides an air-cooled air compressor machine with improve structure, includes the motor and the gas pump body, and the motor includes motor casing (10), stator (11), rotor (12), and stator (11) are fixed to be set up in motor casing (10), and rotor (12) rotate to set up in stator (11), and the gas pump body includes air pump casing (20), crank (21), connecting rod (22), valve plate (23), cylinder head (24), its characterized in that: crank (21) and connecting rod (22) set up in air pump housing (20), connecting rod (22) one end is connected with crank (21), connecting rod (22) other end is equipped with piston (221), be equipped with in air pump housing (20) with piston (221) complex cylinder liner (222), air pump housing (20) top is located in cylinder head (24), and valve plate (23) clamp is arranged in between cylinder head (24) and air pump housing (20), and motor casing (10) are connected with air pump housing (20), pivot (121) of rotor (12) stretch into in air pump housing (20) with crank (21) are connected, and the top of cylinder head (24) still is equipped with fan frame (31), is equipped with in fan frame (31) and is used for carrying out air-cooled radiating fan (32) to cylinder head (24).
2. The air-cooled air compressor with improved structure as claimed in claim 1, wherein: a fan protection plate (33) is arranged above the fan base (31), an air inlet (331) is formed in the fan protection plate (33), and an air outlet (311) is formed in the side wall of the fan base (31).
3. The air-cooled air compressor with improved structure as claimed in claim 2, wherein: a plurality of radiating fins (241) are formed at the upper part of the cylinder cover (24), and an air guide groove communicated with the air outlet (311) is formed between two adjacent radiating fins (241).
4. The air-cooled air compressor with improved structure as claimed in claim 1, wherein: the air pump shell (20) and/or the motor shell (10) are provided with a wire groove (102) for accommodating a power wire (35) of the fan (32), and the power wire (35) of the fan (32) sequentially penetrates through the cylinder cover (24) and the valve plate (23) to reach the interior of the air pump body and then reaches the rear part of the motor along the wire groove (102) of the air pump shell (20) and/or the motor shell (10).
5. The air-cooled air compressor with improved structure as claimed in claim 1, wherein: axial flow fan blades (123) are arranged on a rotating shaft (121) of the rotor (12), and end face air outlet holes (201) corresponding to the axial flow fan blades (123) are formed in the air pump shell (20).
6. The air-cooled air compressor with improved structure as claimed in claim 5, wherein: the front side and the rear side of the air pump shell (20) are provided with a plurality of heat dissipation ribs (202) along the air outlet direction of the end face air outlet hole (201).
7. The air-cooled air compressor with improved structure as claimed in claim 5, wherein: the left side end of air pump casing (20) is equipped with front end housing (25), the right side end of motor casing (10) is equipped with rear end cap (13), is equipped with between stator (11) and motor casing (10) ventilation groove (101), and air pump casing (20) and motor casing (10) all are equipped with ventilation hole (124).
8. The air-cooled air compressor with improved structure as claimed in claim 1, wherein: the fan base (31) is provided with a handle (34).
9. The air-cooled air compressor with improved structure as claimed in claim 1, wherein: an oil-water separator (50) is arranged at the outlet end of the cylinder cover (24), and a pressure control switch (42) is also arranged on the cylinder cover (24).
10. The air-cooled air compressor with improved structure as claimed in claim 1, wherein: the rear part of the motor is provided with a wiring chamber (40), and a capacitor (41) is arranged in the wiring chamber (40).
CN202022100463.9U 2020-09-23 2020-09-23 Air-cooled air compressor with improve structure Active CN214036037U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202022100463.9U CN214036037U (en) 2020-09-23 2020-09-23 Air-cooled air compressor with improve structure
PCT/CN2021/119531 WO2022063105A1 (en) 2020-09-23 2021-09-22 Air-cooling air compressor having improved structure
DE212021000325.7U DE212021000325U1 (en) 2020-09-23 2021-09-22 Air-cooled air compressor with upgraded structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022100463.9U CN214036037U (en) 2020-09-23 2020-09-23 Air-cooled air compressor with improve structure

Publications (1)

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CN214036037U true CN214036037U (en) 2021-08-24

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DE (1) DE212021000325U1 (en)
WO (1) WO2022063105A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022063105A1 (en) * 2020-09-23 2022-03-31 宁波必达机械制造有限公司 Air-cooling air compressor having improved structure

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US4836755A (en) * 1988-03-22 1989-06-06 Durr Dental Gmbh & Co Kg Compressor with balanced flywheel
CN204239176U (en) * 2014-10-20 2015-04-01 台州市伸顺电机制造有限公司 Handpiece of air compressor
WO2016106942A1 (en) * 2014-12-31 2016-07-07 东莞瑞柯电子科技股份有限公司 Direct-drive air compressor capable of dissipating heat efficiently
CN105041607B (en) * 2015-08-17 2018-10-09 宁波必达机械制造有限公司 Air-cooled air compressor machine
CN209278075U (en) * 2018-12-29 2019-08-20 无锡豪丽坤自控设备有限公司 A kind of Novel sound-silencing oilless air compressor
CN112177889B (en) * 2020-09-23 2023-03-24 宁波必达机械制造有限公司 Air-cooled air compressor with improve structure
CN214036037U (en) * 2020-09-23 2021-08-24 宁波必达机械制造有限公司 Air-cooled air compressor with improve structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022063105A1 (en) * 2020-09-23 2022-03-31 宁波必达机械制造有限公司 Air-cooling air compressor having improved structure

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DE212021000325U1 (en) 2022-12-07
WO2022063105A1 (en) 2022-03-31

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