CN111197570A - Air compressor - Google Patents

Air compressor Download PDF

Info

Publication number
CN111197570A
CN111197570A CN201811378456.6A CN201811378456A CN111197570A CN 111197570 A CN111197570 A CN 111197570A CN 201811378456 A CN201811378456 A CN 201811378456A CN 111197570 A CN111197570 A CN 111197570A
Authority
CN
China
Prior art keywords
motor
pipe
air compressor
port
vent pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811378456.6A
Other languages
Chinese (zh)
Inventor
陆为东
谭建军
张野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Alton Electrical and Mechanical Industry Co Ltd
Original Assignee
Suzhou Alton Electrical and Mechanical Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Alton Electrical and Mechanical Industry Co Ltd filed Critical Suzhou Alton Electrical and Mechanical Industry Co Ltd
Priority to CN201811378456.6A priority Critical patent/CN111197570A/en
Publication of CN111197570A publication Critical patent/CN111197570A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • F04B39/123—Fluid connections
    • 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
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/12—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high pressure
    • 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
    • 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
    • F04B41/00—Pumping installations or systems specially adapted for elastic fluids
    • F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/08—Regulating by delivery pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)

Abstract

The utility model provides an air compressor, including the gas holder, the manifold piece, the pressure regulating knob, the manometer, be used for the fluid to communicate the gas outlet pipe way between gas holder and manifold piece, the manifold piece is including linking first breather pipe as an organic whole, the second breather pipe, intercommunication pipeline section and linkage segment, the intercommunication pipeline section, the linkage segment is connected respectively between first breather pipe and second breather pipe, first breather pipe and second breather pipe are abreast, the intercommunication pipeline section is abreast with the linkage segment, so design for manifold piece mechanical structure is compact, the intensity promotes, be convenient for accomodate.

Description

Air compressor
[ technical field ] A method for producing a semiconductor device
The invention relates to an air compressor, in particular to a manifold piece structure of the air compressor.
[ background of the invention ]
The air compressor is used for providing air power for a pneumatic tool (such as a pneumatic nail gun, a sanding tool, a paint spraying tool and the like) or inflating and the like, the air compressor in the prior art is provided with a manifold piece, the manifold piece is communicated with an air storage tank through a hose and the like, the manifold piece is provided with a longer main air pipe and a plurality of ports arranged on the main air pipe, the ports are provided with a pressure gauge for indicating air pressure, a pressure regulating knob for regulating air outlet pressure and a quick connector for quickly butting with an external air supply hose (the quick connector is used as an air supply connector of the air compressor to supply high-pressure air for the pneumatic tool, when in use, the quick connector is externally connected with the air supply hose, the air supply hose is connected with the pneumatic tool, the quick connector conveys the pneumatic tool through the external air supply hose to drive the operation of the pneumatic tool with the high, the defects are that the length is too large, a long range of space is needed in the length direction, the space is often extended from one side of the air compressor to the other side opposite to the air compressor, the occupied space span is very long, and the structure determines that the air compressor is easy to bend and deform under external force, the mechanical strength is not high, and therefore improvement is needed.
In addition, some prior art is presented with: the pressure switch, the pressure gauge, the pressure regulating knob and the electromagnetic valve are common components of an air compressor, the pressure switch is usually connected to an air outlet of the air storage tank in a matching mode and used for monitoring the air pressure in the air storage tank and ensuring that the air pressure of the air storage tank is within a preset range, when the pressure switch monitors that the air pressure in the air storage tank reaches the upper limit of the preset range, the motor and the pump head stop working so as to stop charging air into the air storage tank, and when the pressure switch monitors that the air pressure in the air storage tank reaches the lower limit of the preset range, the motor is restarted to drive the pump head to charge air into the air; when the air compressor compresses air, the compressed air is conveyed to the air storage tank through the air inlet pipeline (a one-way valve is arranged between the air inlet pipeline and the air storage tank, so that unidirectional air inlet is realized to ensure that the air in the air storage tank cannot flow back through the air inlet pipeline), if high air pressure in the air inlet pipeline (the air pressure is approximately equal to the air pressure in the air storage tank) is not removed after the motor is stopped, the starting load of the motor for restarting is very large, so that the motor is often difficult to normally start or the starting current is very large, therefore, before the motor is started again after being stopped every time, the air inlet pipeline is decompressed by a pressure relief device (such as an electromagnetic valve), when the motor and the pump head are shut down, the electromagnetic valve is opened for 1 to 2 seconds, high pressure in the air inlet pipeline can be fully discharged through the electromagnetic valve, the pressure relief process is very quick, and the electromagnetic valve is closed when the motor and the pump head work normally, so that compressed air does not leak; the pressure gauge is used for indicating the magnitude of the pressure value, and the pressure regulating knob is used for regulating the magnitude of air pressure output by the air compressor to the external pneumatic tool; pressure switch, solenoid valve, manometer, pressure regulating knob structure, function and above operation process are the conventional technique in air compressor field, no longer give unnecessary details in this application embodiment.
[ summary of the invention ]
The invention provides an air compressor with a manifold piece with compact structure and improved strength.
The invention adopts the following technical scheme: an air compressor comprises an air storage tank, a manifold piece, a pressure regulating knob, a pressure gauge and an air outlet pipeline used for being communicated with fluid between the air storage tank and the manifold piece, wherein the manifold piece comprises a first vent pipe, a second vent pipe, a communicating pipe section and a connecting section which are connected into a whole, the communicating pipe section and the connecting section are respectively connected between the first vent pipe and the second vent pipe, the first vent pipe and the second vent pipe are arranged in parallel, and the communicating pipe section and the connecting section are arranged in parallel.
By the design, the manifold piece is compact in mechanical structure, high in strength and convenient to store.
Furthermore, the manifold piece further comprises a first port corresponding to the pressure regulating knob and arranged on the first vent pipe, a second port corresponding to the pressure gauge and arranged on the first vent pipe, and at least one air outlet port arranged on the second vent pipe, the handpiece further comprises at least one quick connector in one-to-one correspondence with the at least one air outlet port, and the quick connector is mounted to the corresponding air outlet port.
Furthermore, the air outlet port is perpendicular to the first vent pipe and the second vent pipe, the first port and the second port are parallel, and the first port and the second port are perpendicular to the first vent pipe and the second vent pipe.
Furthermore, the air outlet port, the first vent pipe and the second vent pipe are positioned on the same plane, and the first port and the second port are perpendicular to the plane.
Furthermore, the air outlet port, the first vent pipe, the second vent pipe, the communicating pipe section and the connecting section are located on the same plane, and the communicating pipe section and the connecting section are perpendicular to the first vent pipe and the second vent pipe.
Further, air compressor still includes the aircraft nose, the aircraft nose includes the housing, including a motor, an end cap, a controller, and a cover plate, the pressure regulating knob, the manometer, the manifold spare constitutes a part of aircraft nose respectively, including a motor, an end cap, a controller, and a cover plate, the manifold spare is located the housing respectively, the housing is equipped with first panel, the second panel, first opening has been seted up to first panel, the second opening, at least a third opening has been seted up to the second panel, the pressure regulating knob is installed to first port and part is held in first opening, the manometer is installed to second port and part is held in the second opening, quick connector portion holds in the third opening that corresponds, first panel slope, first panel is on a parallel with first breather pipe, first panel perpendicular to second panel, the second panel slope, the second panel is on a parallel with the second breather pipe, first breather pipe is on a parallel with the second.
Further, air compressor still includes the aircraft nose, the aircraft nose includes housing, pump head, the motor of drive pump head function, the pressure regulating knob, the manometer, the manifold spare constitutes the partly of aircraft nose respectively, pump head, motor, manifold spare are located within the housing respectively, the housing is equipped with the battery package and holds the chamber, the battery package holds the chamber and has the opening that supplies battery package male orientation the place ahead, first breather pipe and second breather pipe extend in the left and right direction, the battery package holds the chamber the opening sets up in the front portion of aircraft nose with manifold spare one left and right sides. Due to the fact that the manifold piece is compact in structure, the opening and the left-right arrangement of the manifold piece on the front portion of the machine head can be achieved, and the front layout of the machine head is further compact.
Furthermore, the machine head also comprises a pressure switch, the pressure switch is positioned in the housing, the pump head is positioned at the rear part of the machine head, the motor and the pressure switch are respectively positioned between the manifold piece and the pump head, the manifold piece and the motor are positioned at the same side of the left side and the right side of the battery pack accommodating cavity, the motor and the pump head are connected together to form two corner spaces positioned at the left side and the right side of the motor, the battery pack accommodating cavity is positioned at the corner space at one side of the left side and the right side of the motor, and the pressure switch is positioned at the corner space at the other side of the left side and. By the design, the structural layout of the machine head is more compact and the size is reduced.
Furthermore, the axial direction of the motor rotating shaft extends along the front-back direction, the motor rotating shaft, the first ventilating pipe and the second ventilating pipe are respectively horizontally arranged, and the first ventilating pipe and the second ventilating pipe are respectively vertical to the motor rotating shaft.
Furthermore, the aircraft nose still is equipped with circuit board module, and the housing is including fixed first casing and second casing together, and circuit board module, pump head, motor, manifold spare are located the space that first casing and second casing enclose respectively, and the second casing is located first casing downside and is equipped with the first lateral wall that upwards extends, and circuit board module erects in the housing and pastes and lean on first lateral wall. By the design, the circuit board module is vertically arranged in the housing, so that the occupied area range of the circuit board is small, and the circuit board module is attached to the first side wall to make up the defect that the circuit board module is unstable when vertically arranged.
Further, the aircraft nose still is equipped with the pressure switch who is located the housing, the second casing still is equipped with the second lateral wall that upwards extends, relative and lie in the left and right sides of aircraft nose about first lateral wall and the second lateral wall, the battery package holds the chamber and borders on the second lateral wall, the battery package holds the chamber in the left and right sides direction, including a motor, a pressure switch, circuit board module distributes in proper order, the battery package holds the chamber, including a motor, a pressure switch, circuit board module overlaps at the first planar vertical projection part between two liang respectively, the first plane is the vertical plane that is on a parallel with the motor shaft, the pump head is located the aircraft nose rear portion, including a motor, pressure switch is located between manifold spare and the pump head respectively. By the design, the internal layout of the machine head is compact, and the miniaturization of the machine head is facilitated.
Furthermore, the first shell is provided with a first stopping portion extending downwards, the second shell is provided with a second stopping portion extending upwards, the upper portion of the circuit board module is clamped between the first stopping portion and the first side wall, and the lower portion of the circuit board module is clamped between the second stopping portion and the first side wall.
Further, air compressor still includes the aircraft nose, the aircraft nose includes the housing, the pump head, the motor of drive pump head function, the manifold spare constitutes a part of aircraft nose and is located the aircraft nose anteriorly, the pump head, including a motor, an end cap, a controller, and a cover plate, the manifold spare is located within the housing respectively, the aircraft nose still includes air cleaner, air cleaner installs to the pump head, air cleaner is located outside the housing, the gas holder is located the aircraft nose below, air cleaner is in the contained angle department that is located the downside behind housing between housing and gas holder, the pump head is equipped with the cylinder cap, the cylinder cap is equipped with locates its rear side and to the inlet channel of rear lower slope extension.
Further, the air compressor further comprises a machine head, a left supporting frame, a right supporting frame and a handle, wherein the handle is located above the machine head and used for moving the air compressor, the air storage tank is horizontally arranged below the machine head, the air storage tank and the machine head are respectively located between the left supporting frame and the right supporting frame, one end of the handle is fixed to the left supporting frame, and the other end of the handle is fixed to the right supporting frame.
Further, the handle strides across the aircraft nose, the handle does not contact with the aircraft nose, left side braced frame is including the first crossbeam that is located its upper portion, right side braced frame is including the second crossbeam that is located its upper portion, the one end lock of handle is in first crossbeam, the other end lock of handle is in the second crossbeam, be equipped with first positioning mechanism between first crossbeam and the housing, first positioning mechanism includes first locating hole and inserts the first locating arch of first locating hole, first locating arch is located one of first crossbeam and housing, first locating hole locates another one of first crossbeam and housing, be equipped with second positioning mechanism between second crossbeam and the housing, second positioning mechanism includes the second locating hole and inserts the second locating arch of second locating hole, one of second crossbeam and housing is located to the second locating arch, another one of second crossbeam and housing is located to the second locating hole.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
[ description of the drawings ]
FIG. 1 is an angled perspective view of an air compressor according to the present invention;
FIG. 2 is a perspective view of an alternative angle of the air compressor of the present invention;
FIG. 3 is a top plan view of the air compressor of the present invention with the first housing, handle, etc. removed;
FIG. 4 is a perspective view of the air compressor of the present invention with the first housing, handle, right support frame, etc. removed;
FIG. 5 is a perspective view of the air compressor of the present invention with the first housing, handle, right support frame, a right cross member, etc. removed;
FIG. 6 is a perspective view of the combination of the air reservoir, support legs, base plate, left and right cross members, etc. of the air compressor of the present invention;
FIG. 7 is a perspective view of the air compressor buffer foot pad of the present invention;
FIG. 8 is an exploded view of the air compressor pump head of the present invention;
FIG. 9 is a perspective view of the air compressor pump head bracket, locking member, and cushion foot pad of the present invention;
FIG. 10 is a view showing the separated state of the manifold member, pressure regulating knob, pressure gauge, hose member, etc. of the air compressor of the present invention;
FIG. 11 is a perspective view of the solenoid valve of the air compressor of the present invention;
FIG. 12 is a perspective view of a second housing of the air compressor of the present invention;
FIG. 13 is a perspective view of a first housing of the air compressor of the present invention;
FIG. 14 is a perspective view of the right support frame of the air compressor of the present invention;
FIG. 15 is a perspective view of the left support frame of the air compressor of the present invention;
FIG. 16 is a perspective view of an air compressor foot of the present invention;
FIG. 17 is a partial longitudinal cross-sectional view of the air compressor of the present invention;
FIG. 18 is a transverse cross-sectional view of the motor and pump head of the air compressor of the present invention taken along the motor shaft;
FIG. 19 is a longitudinal cross-sectional view of the air filter and the head of the air compressor pump head of the present invention (the cross-section is taken along a vertical plane in which the central axis of the air filter is located);
FIG. 20 is a cross-sectional view of the air compressor inlet line connector of the present invention.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Referring to fig. 1 to 20, the air compressor includes an air tank 10, a head, a left support frame 2, a right support frame 3, an air inlet pipe, and an air outlet pipe. The machine head comprises a motor 11, a manifold piece 4, a pump head 5, a housing 60, a pressure regulating knob 171 and a pressure gauge 172, wherein the motor 11, the manifold piece 4 and the pump head 5 are positioned in the housing 60; the air inlet pipeline is used for being communicated with the air storage tank 10 and the pump head 5 in a fluid mode, the air outlet pipeline is used for being communicated with the air storage tank 10 and the manifold piece 4 in a fluid mode, the motor 11 drives the pump head 5 to operate to compress air, the compressed air is stored in the air storage tank 10 through the air inlet pipeline, the rated power of the motor 11 is 100 w-3000 w, preferably 200 w-1800 w, and the motor 11 is preferably a brushless motor. Left braced frame 2 is located gas holder 10 left side, and right braced frame 3 is located the gas holder 10 right side, and the aircraft nose is located gas holder 10 upside, and aircraft nose, gas holder 10 are located respectively between left braced frame 2 and the right braced frame 3, and the aircraft nose includes housing 60, and motor 11 is located within housing 60, and housing 60 is located between left braced frame 2 and the right braced frame 3, so design, air compressor's framework overall arrangement is compact, does benefit to air compressor's miniaturization. The left support frame 2 and the right support frame 3 can be made of plastic.
The air compressor further comprises a handle 12 for moving the air compressor above the head, the handle 12 straddling the head, the handle 12 not contacting the head, one end of the handle 12 being fixed to the left support frame 2 and the other end of the handle 12 being fixed to the right support frame 3. So design, because the aircraft nose is as air compressor's core unit, relatively more accurate, handle 12 is little to the influence of aircraft nose when carrying handle 12 removal air compressor, has avoided handle 12 lug connection to lead to the aircraft nose to receive the direct of handle 12 to carry and draw and easily become flexible on the aircraft nose, does benefit to the stability of aircraft nose holding position on this air compressor. The left support frame 2 comprises a first beam 20, a third beam 21 and a fifth beam 22, the first beam 20 is positioned on the upper portion of the left support frame 2, the right support frame 3 comprises a second beam 30, a fourth beam 31 and a sixth beam 32, and the second beam 30 is positioned on the upper portion of the right support frame 3. One end of the handle 12 is locked on the first beam 20, and the other end of the handle 12 is locked on the second beam 30; specifically, the left end of the handle 12 is fixed to the first cross member 20 by a screw, and the right end of the handle 12 is fixed to the second cross member 30 by a screw.
A first positioning mechanism is arranged between the left supporting frame 2 and the housing 60, the first positioning mechanism comprises a first positioning hole 6100 and a first positioning protrusion 200 inserted into the first positioning hole 6100, the first positioning protrusion 200 is arranged on one of the left supporting frame 2 and the housing 60, the first positioning hole 6100 is arranged on the other of the left supporting frame 2 and the housing 60, a second positioning mechanism is arranged between the right supporting frame 3 and the housing 60, the second positioning mechanism comprises a second positioning hole 6101 and a second positioning protrusion 300 inserted into the second positioning hole 6101, the second positioning protrusion 300 is arranged on one of the right supporting frame 3 and the housing 60, the second positioning hole 6101 is arranged on the other of the right supporting frame 3 and the housing 60, and the design is as such, through first positioning mechanism and second positioning mechanism, can accurate definite position when the assembly between housing 60 and left braced frame 2, the left braced frame 2, avoid the assembly position deviation. The cover 60 comprises a first shell 61 and a second shell 62, the first shell 61 and the second shell 62 are fixed together, the second shell 62 is located between the first shell 61 and the gas storage tank 10, the second shell 62 is located above the gas storage tank 10, the first positioning protrusion 200 is arranged on one of the first beam 20 and the first shell 61, the first positioning hole 6100 is arranged on the other of the first beam 20 and the first shell 61, the second positioning protrusion 300 is arranged on one of the second beam 30 and the first shell 61, the second positioning hole 6101 is arranged on the other of the second beam 30 and the first shell 61, the air compressor further comprises a base plate 13, the base plate 13 is located above the gas storage tank 10, the base plate 13 is welded and fixed to the gas storage tank 10, the base plate 13 is located between the second shell 62 and the gas storage tank 10, and the second shell 62 is locked and fixed to the base plate 13; the first housing 61 is indirectly fixed to the base plate 13 through the second housing 62, and the first housing 61 is locked to the second housing 62 by screws.
The air compressor further comprises a plurality of supporting legs 14, each supporting leg 14 comprises a welding portion 140, a supporting portion 141 and a connecting portion 142 for connecting the welding portion 140 and the supporting portion 141, the welding portion 140 is bent from one of the left side and the right side of the connecting portion 142 and is plate-shaped, the supporting portion 141 is bent from the other of the left side and the right side of the connecting portion 142 and is plate-shaped, and the welding portion 140 is attached to and welded on the air storage tank 10. The connecting portion 142 includes a first portion 143 and a second portion 144 connected to each other, a corner is formed between the first portion 143 and the second portion 144, the first portion 143 and the second portion 144 are respectively plate-shaped, the welding portion 140 is bent from one of left and right sides of an upper end of the first portion 143, the support portion 141 is bent from the other of left and right sides of a lower end of the second portion 144, the welding portion 140 and the first portion 143 form an L shape, the support portion 141 and the second portion 144 form an L shape, the support portion 141 is horizontally disposed, the welding portion 140 is obliquely disposed with respect to a horizontal plane, the second portion 144 is vertically disposed, and the first portion 143 is obliquely disposed with respect to the second portion 144.
The support legs 14 are divided into left and right support legs, and in this embodiment, the total 4 support legs 14 include 2 left and 2 right support legs, the welding portion 140 of the left support leg is bent to the right from the connecting portion 142 thereof, the support portion 141 of the left support leg is bent to the left from the connecting portion 142 thereof, the welding portion 140 of the right support leg is bent to the left from the connecting portion 142 thereof, and the support portion 141 of the right support leg is bent to the right from the connecting portion 142 thereof. The supporting part 141 of the left supporting leg is fixedly locked on the left supporting frame 2, and the supporting part 141 of the right supporting leg is fixedly locked on the right supporting frame 3, so that the supporting leg 14 not only plays a role of supporting the gas storage tank 10, but also strengthens the fixation and integrity between the gas storage tank 10 and the left supporting frame 2 and the right supporting frame 3 through the supporting leg 14. The bottom of the left supporting frame 2 is provided with a left supporting platform 23, the bottom of the right supporting frame 3 is provided with a right supporting platform 33, the supporting part 141 of the left supporting leg is downwards supported on the left supporting platform 23, the supporting part 141 of the left supporting leg is locked on the left supporting platform 23, the supporting part 141 of the right supporting leg is downwards supported on the right supporting platform 33, and the supporting part 141 of the right supporting leg is locked on the right supporting platform 33.
The air compressor further comprises a left supporting pad 150 mounted to the left supporting platform 23 and a right supporting pad 151 mounted to the right supporting platform 33, the left supporting platform 23 protrudes upwards, a left recess 230 which is recessed upwards is formed at the bottom of the left supporting platform 23, the right supporting platform 33 protrudes upwards, a right recess 330 which is recessed upwards is formed at the bottom of the right supporting platform 33, the left supporting pad 150 protrudes downwards beyond the left supporting frame 2 and is partially accommodated in the left recess 230, the right supporting pad 151 protrudes downwards beyond the right supporting frame 3 and is partially accommodated in the right recess 330, the supporting portion 141 of the left supporting leg, the left supporting platform 23 and the left supporting pad 150 are locked together, and the supporting portion 141 of the right supporting leg, the right supporting platform 33 and the right supporting pad 151. The support part 141 of the left support leg, the left support platform 23 and the left support pad 150 are locked together by screws or bolts, and the support part 141 of the right support leg, the right support platform 33 and the right support pad 151 are locked together by screws or bolts; in this embodiment, the screws are used for fixing, the supporting portion 141 of the left supporting leg, the left supporting platform 23, the left supporting pad 150, the supporting portion 141 of the right supporting leg, the right supporting platform 33, and the right supporting pad 151 are respectively provided with through holes for screws to penetrate through, and the through holes of the supporting portion 141 of the left supporting leg and the supporting portion 141 of the right supporting leg are provided with internal threads for screwing together with the screws, the screws penetrate through the through holes of the three supporting portions 141 of the left supporting leg, the left supporting platform 23, and the left supporting pad 150, the left supporting platform 23, and the supporting portion 141 of the left supporting leg from bottom to top and are screwed together with the through holes of the supporting portion 141 of the right supporting leg, and the screws penetrate through the through holes of the three supporting pads 151, the three supporting platforms 33, the supporting portion 141 of the right supporting leg from, The right support platform 33 and the support part 141 of the right support leg are locked together.
The left support frame 2 is also provided with a first vertical beam 24 and a third vertical beam 25 which are spaced from each other in a front-back manner, the right support frame 3 is provided with a second vertical beam 34 and a fourth vertical beam 35 which are spaced from each other in a front-back manner, the number of the left support tables 23 is two and is respectively arranged on the first vertical beam 24 and the third vertical beam 25, and the number of the right support tables 33 is two and is respectively arranged on the second vertical beam 34 and the fourth vertical beam 35; the left supporting frame 2 and the right supporting frame 3 are respectively in a shape like the Chinese character 'ri', the first cross beam 20, the third cross beam 21 and the fifth cross beam 22 are sequentially distributed from top to bottom, the first cross beam 20, the third cross beam 21 and the fifth cross beam 22 are respectively connected between the first vertical beam 24 and the third vertical beam 25, the second cross beam 30, the fourth cross beam 31 and the sixth cross beam 32 are sequentially distributed from top to bottom, and the second cross beam 30, the fourth cross beam 31 and the sixth cross beam 32 are respectively connected between the second vertical beam 34 and the fourth vertical beam 35. The vertical beams 24, 25, 34, 35 are arranged substantially vertically, the horizontal beams 20, 21, 22, 30, 31, 32 are arranged substantially horizontally, and the vertical beams 24, 25, 34, 35 are substantially perpendicular to the horizontal beams 20, 21, 22, 30, 31, 32.
The air compressor further comprises at least one left cross beam 160 welded to the air storage tank 10 and at least one right cross beam 161 welded to the air storage tank 10, the left cross beam 160 is locked to the left support frame 2, the right cross beam 161 is locked to the right support frame 3, the left cross beam 160 abuts against the third cross beam 21, the third cross beam 21 shields at least one part of the left cross beam 160 from the left side of the left cross beam 160, the right cross beam 161 abuts against the fourth cross beam 31, and the fourth cross beam 31 shields at least one part of the right cross beam 161 from the right side of the right cross beam 161; one left cross beam 160 is fixedly locked to the first vertical beam 24, the other left cross beam 160 is fixedly locked to the third vertical beam 25, one right cross beam 161 is fixedly locked to the second vertical beam 34, the other right cross beam 161 is fixedly locked to the fourth vertical beam 35, the first cross beam 20, the third cross beam 21, the fifth cross beam 22, the first vertical beam 24 and the third vertical beam 25 jointly form a shape like a Chinese character 'ri', the second cross beam 30, the fourth cross beam 31, the sixth cross beam 32, the second vertical beam 34 and the fourth vertical beam 35 jointly form a shape like a Chinese character 'ri', so that the left support frame 2 and the right support frame 3 are stable in structure, the positions of the left cross beam 160 and the right cross beam 161 which are fixedly locked to the corresponding support frames 2 and 3 are distributed relatively evenly, and the moment generated to the corresponding support frames 2 and 3 is small, which is beneficial to the stability of the support frames 2 and 3 and the distortion is reduced. The left and right cross members 160, 161 and the corresponding vertical members 24, 25, 34, 35 can be fastened by bolts or screws. The air compressor of the embodiment comprises two left side beams 160 and two right side beams 161, wherein the two left side beams 160 are at the same height, the two left side beams 160 are arranged at intervals in tandem, the two right side beams 161 are at the same height, the two right side beams 161 are arranged at intervals in tandem, the two left side beams 160 are respectively provided with a left bevel 162 welded with the surface of the air storage tank 10, the two right side beams 161 are respectively provided with a right bevel 163 welded with the surface of the air storage tank 10, the part of the surface of the air storage tank 10, which is positioned between the two left side beams 160, protrudes to the left from the part of the surface of the air storage tank 10, which is welded with the left bevel 162, the part of the surface of the air storage tank 10, which is positioned between the two right side beams 161, protrudes to the right from the part of the surface of the air storage tank 10, which is welded with the right bevel 163, and the design is designed to avoid welding, the left-right distance between the left side cross beam 160 and the right side cross beam 161 is favorably retracted, the size of the air compressor in the left-right direction is reduced, and therefore the air compressor is favorably miniaturized.
The cylindric of both ends uplift about gas holder 10 is, and gas holder 10 is horizontal and perpendicular to fore-and-aft direction, and gas holder 10 is including being left convex curved surface's left end face 100, being right convex curved surface's right end face 101, two that are located its right-hand member left side crossbeam 160 welds respectively in left end face 100, two right side crossbeam 161 welds respectively in right end face 101, and the left sloping edge 162 and the left end face 100 welding of two left side crossbeams 160, the right sloping edge 163 and the right end face 101 welding of two right side crossbeams 161, the part that is located between two left side crossbeams 160 of left end face 100 bulge in left end face 100 with each left sloping edge 162 welded part, the part that is located between two right side crossbeams 161 of right end face 101 bulge right side end face 101 with each right sloping edge 163 welded part. Due to the design, the welding of oblique edges on the surfaces of the most convex parts at the left end and the right end of the air storage tank 10 is avoided, and the left-right distance between the left cross beam 160 and the right cross beam 161 is favorably reduced. The third cross beam 21 is provided with a first upper wall 210 and a first lower wall 211 which are respectively connected between the first vertical beam 24 and the third vertical beam 25, the fifth cross beam 22 is provided with a second upper wall 220 and a second lower wall 221 which are respectively connected between the first vertical beam 24 and the third vertical beam 25, the first lower wall 211 is opposite to the second upper wall 220 up and down, the first lower wall 211 is provided with an arc abdicating edge 212 matched with the left end surface 100, the second upper wall 220 is provided with an arc abdicating edge 222 matched with the left end surface 100, the fourth cross beam 31 is provided with a third upper wall 310 and a third lower wall 311 which are respectively connected between the second vertical beam 34 and the fourth vertical beam 35, the sixth cross beam 32 is provided with a fourth upper wall 320 and a fourth lower wall 321 which are respectively connected between the second vertical beam 34 and the fourth vertical beam 35, the third upper wall 311 is opposite to the fourth upper wall 320 up and down, the third lower wall 311 is provided with an abdicating edge 312 matched with the right end surface 101, and the fourth upper wall 320 is provided with an arc abdicating edge 322 matched with the right end surface 101; the two left side cross beams 160 are respectively and at least partially positioned between the first upper wall 210 and the first lower wall 211, and the two right side cross beams 161 are respectively and at least partially positioned between the third upper wall 310 and the third lower wall 311, so that the design is favorable for retracting the left-right distance between the left supporting frame 2 and the right supporting frame 3, the size of the air compressor in the left-right direction is reduced, and the miniaturization of the air compressor is facilitated.
The handpiece also comprises a pressure switch 170, the housing 60 is provided with a battery pack accommodating cavity 63 for accommodating a battery pack, the pressure switch 170 is positioned in the housing 60, the motor 11 and the pump head 5 are respectively arranged in the housing 60 in a horizontal manner, the motor 11 and the pump head 5 are connected together to form two corner spaces 640 and 641 on the left side and the right side of the motor 11, the battery pack accommodating cavity 63 is positioned in the corner space 640 on one side of the left side and the right side of the motor 11, and the pressure switch 170 is positioned in the corner space 641 on the other side of the left side and the right side of the motor 11. The motor 11 and the pressure switch 170 are respectively located between the manifold member 4 and the pump head 5, and the manifold member 4 and the motor 11 are located on the same side of the left and right sides of the battery pack accommodating chamber 63.
The pump head 5 is located the aircraft nose rear portion, the aircraft nose still includes air cleaner 70, air cleaner 70 is installed to pump head 5, air cleaner 70 is located the cover 60 outward, air cleaner 70 inclines to be set up, air cleaner 70 inclines to the rear lower side, air cleaner 70 is located the downside behind the aircraft nose, so design, reduce the degree that air cleaner 70 exposes backward, can play certain effect of hiding air cleaner 70, reduce the probability that air cleaner 70 is damaged by the collision, do benefit to the packing size that reduces the air compressor fore-and-aft direction. The air filter 70 is positioned at an included angle b between the housing 60 and the air storage tank 10 and positioned at the rear lower side of the housing 60, so that the design is more sufficient in space utilization, and the packaging size of the air compressor in the front-rear direction is favorably reduced; the pump head 5 is provided with a cylinder cover 50, a valve plate 51, a cylinder 52, and a piston 53 which can reciprocate left and right in the cylinder 52 to compress air; the piston 53 includes piston rings 530; the cylinder cover 50, the valve plate 51 and the cylinder 52 are positioned in the housing 60, the cylinder cover 50, the valve plate 51 and the cylinder 52 are sequentially distributed in the left-right direction, the cylinder cover 50, the valve plate 51 and the cylinder 52 are fixed together, the cylinder cover 50 is provided with an air inlet channel 500 which is arranged at the rear side of the cylinder cover and extends obliquely towards the rear lower side, and the air filter 70 is butted with the air inlet channel 500; the cylinder 52 has a cylinder rear wall 501, and a cylinder end wall 502 integrally connected to the cylinder rear wall 501 and spaced apart from and opposed to the valve plate 51, and the intake passage 500 opens in and penetrates the cylinder rear wall 501. The air filter 70 is provided with a filter main body 71 and a filter outlet port 72, the filter main body 71 includes a filter housing 710, a filter element 711 in the filter housing 710, and a filter inlet 712, the filter outlet port 72 is butted against the inlet channel 500, the filter outlet port 72 is perpendicular to the filter main body 71, and the filter outlet port 72 extends obliquely upward and forward. The filter element 711 can be made of sponge, the filter element 711 is located between the filter air outlet port 72 and the filter air inlet 712, and air enters from the filter air inlet 712, is filtered by the filter element 711, and then enters the cylinder head 50 through the filter air outlet port 72 and the air inlet channel 500. The central axis c of the air filter 70 extends obliquely in the rear-lower direction and the front-upper direction, and the included angle a between the central axis of the air filter 70 and the horizontal plane is 110 degrees to 150 degrees, preferably 115 degrees or 135 degrees. When the pump head 5 is in operation, the air flow direction is: the air enters the first chamber 503 of the cylinder head 50 from the air filter 70 and the intake passage 500, pushes away the first valve plate 510 of the valve plate 51 and enters the cylinder 52 through the valve plate 51, and under the compression of the piston 53, the compressed air pushes away the second valve plate (not shown, the first valve plate 510 and the second valve plate are located on two opposite sides of the valve plate 51) of the valve plate 51 and enters the second chamber 504 of the cylinder head 50 through the valve plate 51, and then passes through the intake pipeline and is stored in the air tank 10.
The pump head 5 further comprises a small belt wheel 540 mounted on the motor shaft 110, a belt 541, a large belt wheel 542 driven by the small belt wheel 540 through the belt 541, an eccentric shaft 543 eccentrically arranged on the large belt wheel 542, a connecting rod 56 driven by the eccentric shaft 543, and a bracket 58; the piston 53 is driven by the connecting rod 56 to reciprocate in the cylinder 52 to compress air; the air cylinder 52 and the large belt wheel 542 are positioned at the left and right sides of the small belt wheel 540, and the motor rotating shaft 110 is perpendicular to the connecting rod 56. The motor 11 is fixed to the bracket 58 by screws or bolts, the cylinder cover 50, the valve plate 51 and the cylinder 52 are fixed to the bracket 58, the cylinder cover 50 and the valve plate 51 are fixed to the bracket 58 by screws, the cylinder 52 is fixed between the valve plate 51 and the bracket 58 in a pressing manner, the cylinder cover 50 and the valve plate 51 are sealed by a reversed-V-shaped sealing ring 546, the valve plate 51 and the cylinder 52 are sealed by a circular sealing ring 547, the cylinder 52 is cylindrical, the pump head 5 further includes a large pulley rotating shaft 548, a first bearing 550 and a second bearing 551, the bracket 58 is provided with a first bearing cavity 552 for accommodating the first bearing 550 and a second bearing cavity 553 for accommodating the second bearing 551, an inner ring of the first bearing 550 is fixed to the motor rotating shaft 110, and an inner ring of the second bearing 551 is fixed to the large pulley rotating shaft. The large belt wheel rotating shaft 548 is parallel to the motor rotating shaft 110, and the large belt wheel rotating shaft 548 and the motor rotating shaft 110 are in the same horizontal plane.
The pump head 5 further includes a connecting rod bearing 554 and a radial fan 555 mounted on the eccentric shaft 543, the connecting rod 56 is partially located between the large pulley 542 and the radial fan 555, an inner ring 556 of the connecting rod bearing 554 is fixed to the eccentric shaft 543, the connecting rod 56 is provided with a first clamping portion 560 and a second clamping portion 561, the first clamping portion 560 and the second clamping portion 561 are respectively located at the radial outer side of an outer ring 557 of the connecting rod bearing 554, and the first clamping portion 560 and the second clamping portion 561 are vertically opposite to each other and clamp the outer ring 557 of the connecting rod bearing 554. The first clamping portion 560 and the second clamping portion 561 are fastened by screws or bolts to clamp and fix the outer ring 557 of the link bearing 554, and the first clamping portion 560 and the second clamping portion 561 vertically clamp the outer ring 557 of the link bearing 554. In the present embodiment, the first clamping portion 560 is provided with a first arc portion 5600 fitted to the outer ring 557 of the rod bearing 554, a first locking portion 5601 integrally connected to one end of the first arc portion 5600, the second clamping portion 561 is provided with a second arc portion 5610 fitted to the outer ring 557 of the rod bearing 554, a second locking portion 5611 integrally connected to one end of the second arc portion 5610, the first arc portion 5600 and the second arc portion 5610 clamp the outer ring 557 of the rod bearing 554, the first locking portion 5601 and the second locking portion 5611 are opposed to each other in the up-down direction, further, the first locking portion 5601 and the second locking portion 5611 are vertically spaced apart, the first locking portion 5601 is provided with a first through hole 5602 penetrating the first locking portion 5601, the second locking portion 5611 is provided with a second through hole 5612 penetrating the second locking portion 5611, the first screw 544 further includes a first screw 544, the pump head 5440 has a screw post 5440 extending from the screw seat 5440, the first locking portion 5601 is located between the screw seat 5440 and the second locking portion 5611, the screw column 5441 penetrates the first through hole 5602 and the second through hole 5612, the first through hole 5602 is located between the screw seat 5440 and the second through hole 5612, the first through hole 5602 is not provided with an internal thread, the first through hole 5602 is in clearance fit with the screw column 5441, the second through hole 5612 is provided with an internal thread (not shown) screwed with the screw column 5441, the screw seat 5440 presses the first locking portion 5601 towards the second locking portion 5611, and by the design, the first screw 544 is easy to operate for locking, the first locking portion 5601 is not required to be provided with an internal thread to be screwed with the screw column 5441, only the second locking portion 5611 is required to be provided with an internal thread through the second through hole 5612, and the cost for threading can be saved. The first locking portion 5601 is located at the free end of the first clamping portion 560, and the second locking portion 5611 is located at the free end of the second clamping portion 561. The eccentric shaft 543 is perpendicular to the connecting rod 56, the radial fan 555 is eccentrically fixed to the eccentric shaft 543, the radial fan 555 and the large belt wheel 542 are coaxially arranged (i.e. the rotation axis of the radial fan 555 and the rotation axis of the large belt wheel 542 are substantially in the same axis), the air cylinder 52 is located in the radial direction of the radial fan 555, and the radial fan 555 is eccentrically fixed to the eccentric shaft 543, i.e. the position of the radial fan 555, which is fixed to the eccentric shaft 543, is not the positive center position of the radial fan 555, but deviates from the positive center position of the radial fan 555.
The handpiece also comprises a pressure relief device for relieving pressure of the air inlet pipeline, and the pressure relief device adopts an electromagnetic valve 57. The air compressor can simultaneously have the following three points: firstly, a battery pack is adopted for supplying power, secondly, a brushless motor (the brushless motor 11 is a motor 11 which is more efficient than the brush motor 11) is adopted, and thirdly, an electromagnetic valve 57 is adopted; adopt the power supply of battery package to promote air compressor's convenient to use nature, and, the battery package power supply air compressor of this application has taken the lead while to have adopted brushless motor 11 and solenoid valve 57, efficiency effectively promotes, but air compressor work longer time under the same battery capacity, the defect that the battery package energy storage is not enough has been compensatied to the pertinence, thereby the weak pain point of work persistence of current battery package power supply air compressor has been improved, better portability and the work persistence of having compromise air compressor, make battery power supply air compressor more accept for the user, promote battery power supply air compressor's popularization. The battery pack can adopt a rechargeable and reusable lithium battery pack, the rated voltage of the battery pack is 20V, the battery capacity is 12 ampere hours, 20 battery cores are adopted, every 5 battery cores are connected in series to form a group, and 4 groups of battery cores are connected in parallel. The motor 11 is disposed horizontally, the motor 11 is suspended and spaced from the second housing 62 in the vertical direction, the solenoid valve 57 is located below the motor 11, and the manifold 4, the solenoid valve 57, the pressure switch 170, the motor 11, and the pump head 5 are located in a space surrounded by the first housing 61 and the second housing 62. Due to the design, the lower space left by the motor 11 in the air is effectively utilized, the layout is more compact, and the space is saved. The motor 11 is vertically connected to the pump head 5, and the motor 11 is horizontally arranged, i.e. the rotating shaft of the motor 11 is basically horizontally arranged.
The manifold member 4 is a metal member, preferably stainless steel or aluminum alloy. The manifold part 4 comprises a first vent pipe 40, a second vent pipe 41, a communicating pipe section 42 and a connecting section 43, wherein the first vent pipe 40, the second vent pipe 41, the communicating pipe section 42 and the connecting section 43 are connected into a whole, the communicating pipe section 42 and the connecting section 43 are respectively connected between the first vent pipe 40 and the second vent pipe 41, the first vent pipe 40 and the second vent pipe 41 are arranged in parallel, and the communicating pipe section 42 and the connecting section 43 are arranged in parallel. The communicating pipe section 42 is used for fluid communication between the first vent pipe 40 and the second vent pipe 41, the connecting section 43 connects the first vent pipe 40 and the second vent pipe 41 for enhancing the mechanical structure strength and stability of the manifold member 4, and the connecting section 43 is in a flat strip shape. The manifold member 4 further includes a first port 44 corresponding to the pressure regulating knob 171, a second port 45 corresponding to the pressure gauge 172, and at least one outlet port 46 provided to the second vent pipe 41. The first port 44 is disposed on the first vent pipe 40, the second port 45 is disposed on the first vent pipe 40, the handpiece further includes at least one quick coupling 173 corresponding to the at least one vent port 46 one by one, and the quick coupling 173 is mounted to the corresponding vent port 46. The quick connector 173 is a common component of an air compressor, and serves as an air supply connector of the air compressor, when in use, the quick connector 173 is communicated with a pneumatic tool through a hose or the like, and high-pressure air is supplied to the pneumatic tool from the quick connector 173 to drive the operation of the pneumatic tool. The air outlet port 46 is perpendicular to the first vent pipe 40 and the second vent pipe 41, the first port 44 and the second port 45 are parallel, and the first port 44 and the second port 45 are perpendicular to the first vent pipe 40 and the second vent pipe 41. The air outlet port 46, the first vent pipe 40 and the second vent pipe 41 are in the same plane, and the first port 44 and the second port 45 are perpendicular to the plane. Further, the air outlet port 46, the first vent pipe 40, the second vent pipe 41, the communicating pipe section 42, and the connecting section 43 are located on the same plane, and both the communicating pipe section 42 and the connecting section 43 are perpendicular to the first vent pipe 40 and the second vent pipe 41.
The air inlet pipeline comprises a hose piece 91 with joints at two opposite ends and a connector 92, the hose piece 91 is positioned in a space enclosed by the first shell 61 and the second shell 62, and the hose piece 91 penetrates through the lower part of the motor 11; the joint 911 of hose fitting 91 one end communicates with the second chamber 504 of cylinder cap 50, the port 920 of connector 92 docks (adopts threaded connection) with the joint 910 of the hose fitting 91 other end, the port 921 of connector 92 docks (adopts threaded connection) with the inlet port 102 of gas holder 10, the port 922 of connector 92 docks (adopts threaded connection) with the air inlet 570 of solenoid valve 57, be equipped with check valve 923 in the connector 92, high-pressure gas pushes away behind check valve 923 and passes through port 921 in proper order, the inlet port 102 of gas holder 10 and store to the gas holder 10. When the pressure is released, the electromagnetic valve 57 is opened, and the high-pressure gas is discharged from the port 922 through the gas outlet 571 of the electromagnetic valve 57. The outlet pipeline comprises a hose member 93, the hose member 93 is used for communicating between the first vent pipe 40 and the outlet port 103 of the air storage tank 10, and a joint 930 of the hose member 93 is butted against one end 400 of the first vent pipe 40. When the air compressor supplies air to the pneumatic tool, the pneumatic tool is communicated with the quick connector 173 through a hose and the like, and high-pressure air in the air storage tank 10 sequentially flows through the air outlet port 103, the air outlet pipeline, the first vent pipe 40, the communicating pipe section 42, the second vent pipe 41 and the quick connector 173 and is finally conveyed to the pneumatic tool to drive the pneumatic tool to work.
The pneumatic tool is a common component of an air compressor, and is used as an air supply connector of the air compressor for supplying high-pressure air to the pneumatic tool, when in use, the quick connector 173 is externally connected with an air supply hose connected with the pneumatic tool, and the quick connector 173 transmits the high-pressure air to the pneumatic tool through the externally connected air supply hose to drive the operation of the pneumatic tool.
The housing 60 is provided with a first panel 611 and a second panel 620, the first panel 611 is provided with a first through hole 6110 and a second through hole 6111, the second panel 620 is provided with at least one third through hole 6200, the pressure regulating knob 171 is mounted to the first through hole 44 and is partially accommodated in the first through hole 6110, the pressure gauge 172 is mounted to the second through hole 45 and is partially accommodated in the second through hole 6111, the quick connector 173 is partially accommodated in the corresponding third through hole 6200, the first panel 611 is inclined, the first panel 611 is parallel to the first vent pipe 40, the first panel 611 is perpendicular to the second panel 620, the second panel 620 is inclined, the second panel 620 is parallel to the second vent pipe 41, and the first vent pipe 40 is parallel to the second vent pipe 41. The first panel 611 is provided with a numerical scale around the first port 6110 for indicating the air pressure, so that the output air pressure value adjusted by the pressure adjusting knob 171 can be known according to the numerical scale corresponding to the screwed position of the pressure adjusting knob 171, and a pressure gauge 172 is omitted; the pressure adjustment knob 171 may be rotated from a maximum value on the numerical scale to a minimum value on the numerical scale, i.e., zero, within one revolution (about 330 degrees). The pressure gauge 172 is used for indicating the magnitude of the pressure value, and the pressure regulating knob 171 is used for regulating the pressure output by the air compressor to the external Qigong tool. The first panel 611 is a part of the first housing 61, and the second panel 620 is a part of the second housing 62.
The battery pack accommodating cavity 63 has a front opening 630 for inserting the battery pack, the first vent pipe 40 and the second vent pipe 41 extend in the left-right direction, the first vent pipe 40 and the second vent pipe 41 are perpendicular to the front-back direction, the opening 630 of the battery pack accommodating cavity 63 and the manifold 4 are arranged on the front portion of the handpiece in the left-right direction, and the arrangement is beneficial to the compact structure of the manifold 4, so that the arrangement of the opening 630 and the manifold 4 in the left-right direction (the opening 630 can be on the left of the left manifold 4, or the opening 630 can be on the left of the right manifold 4) can be realized on the front portion of the handpiece, and the front layout of the handpiece is further compact. The motor rotating shaft 110 is perpendicular to the left-right direction and is horizontally arranged, the axial direction of the motor rotating shaft 110 extends along the front-back direction, the motor rotating shaft 110, the first ventilating pipe 40 and the second ventilating pipe 41 are respectively horizontally arranged, and the first ventilating pipe 40 and the second ventilating pipe 41 are respectively perpendicular to the motor rotating shaft 110.
The aircraft nose still is equipped with circuit board module 18, circuit board module 18 is located the space that first casing 61 and second casing 62 enclose, second casing 62 is equipped with the first lateral wall 621 that upwards extends, the second lateral wall 622 that upwards extends, circuit board module 18 sets up in housing 60 and pastes first lateral wall 621, so design, circuit board module 18 sets up in housing 60 and makes the circuit board little in shared regional scope, circuit board module 18 has made up the easy unstable defect of circuit board module 18 setting up by pasting first lateral wall 621. The first side wall 621 is left and right opposite to the second side wall 622 and is located on both left and right sides of the head, the battery pack accommodating chamber 63 abuts the second side wall 622, the battery pack accommodating cavity 63, the motor 11, the pressure switch 170, and the circuit board module 18 are sequentially distributed in the left-right direction (including sequentially distributed from left to right or from right to left), and the vertical projections of the battery pack accommodating cavity 63, the motor 11, the pressure switch 170, and the circuit board module 18 on the first plane are partially overlapped (i.e., any of the vertical projection of the battery pack accommodating cavity 63 on the first plane, the vertical projection of the motor 11 on the first plane, the vertical projection of the pressure switch 170 on the first plane, and the vertical projection of the circuit board module 18 on the first plane are partially overlapped, where the vertical projection on the first plane is a projection formed by a projection direction perpendicular to the first plane), and the first plane is a vertical plane parallel to the motor rotation shaft 110. The circuit board module 18 comprises a circuit board 180 and an accommodating box 181 which are respectively vertically arranged, the circuit board 180 is accommodated in the accommodating box 181, the accommodating box 181 is spaced between the first side wall 621 and the circuit board 180, and the accommodating box 181 is attached to the first side wall 621; the accommodating box comprises a rectangular vertical main body wall 182 and a rectangular frame 183 extending from four sides of the main body wall, wherein the main body wall 182 faces the circuit board 180, and the frame 183 surrounds the circuit board 180; the circuit board 180 is provided with a control chip, which is a DRV91670 chip of Texas Instruments (TI) in usa. The first case 61 is provided with a first stopping portion 612 extending downward, the second case 62 is provided with a second stopping portion 628 extending upward, the upper portion of the circuit board module 18 is sandwiched between the first stopping portion 612 and the first sidewall 621, and the lower portion of the circuit board module 18 is sandwiched between the second stopping portion 628 and the first sidewall 621.
The air compressor further includes a plurality of cushion pads 8, a plurality of fasteners 90 for fixing the bracket 58 to the base plate 13, the bracket 58 is provided with a plurality of notch portions 580, the notch portions 580 are provided with notches 581, the cushion pads 8 include first and second cushion portions 80 and 81 spaced apart from each other and a perforated portion 82 for connecting the first and second cushion portions 80 and 81, the through hole 83 penetrates through the first pad 80, the through hole 82 and the second pad 81, the through hole 82 is accommodated in the notch 581, the locking member 90 is a screw or a bolt, the locking member 90 is provided with a threaded stud 900, the stud 900 penetrates through the through hole 83, the bracket 58 is not in contact with the locking member 90 and the base plate 13, the locking member 90 and the bracket 58 are isolated by the buffer foot pad 8, the second pad 81 is spaced between the notch 580 and the base plate 13, and the first pad 80 and the second pad 81 are located on two opposite sides of the notch 581 and abut against the notch 580 in an opposite direction. By the design, the vibration generated when the motor 11 and the pump head 5 work is effectively isolated and buffered, so that the noise generated when the air compressor works can be effectively inhibited. The buffer foot pad 8 can be made of rubber. The cushion pad 8 is located in a space enclosed by the first case 61 and the second case 62, the second case 62 is fixed to the base plate 13 through the locking member 90, the first pad 80 is pressed against the upper surface of the notch 580, and the second pad 81 is pressed against the lower surface of the notch 580.
The second housing 62 is further provided with a plurality of receiving grooves 623 corresponding to the second pad portions 81 one to one, and a plurality of third through holes 624 penetrating the receiving grooves 623 and corresponding to the through holes 83 one to one, the base plate 13 is provided with a plurality of fourth through holes 130 corresponding to the third through holes 624 one to one, each second pad portion 81 is placed in the corresponding receiving groove 623, the third through holes 624 are located between the through holes 83 and the fourth through holes 130, and each stud 900 penetrates through the through holes 83, the third through holes 624, and the fourth through holes 130. The locking member 90 further has a stud seat 901, the stud 900 extends downward from the stud seat 901, the fourth through hole 130 has an internal thread, the stud 900 penetrates the through hole 83, the third through hole 624, and the fourth through hole 130 downward in sequence and is screwed and fixed with the internal thread of the fourth through hole 130, and the first pad 80 is pressed between the upper surface of the notch 580 and the stud seat 901. The air compressor further includes a plurality of spacers (not shown) corresponding to the locking members 90, the spacers are located between the stud base 901 and the first pad 80, the stud base 901 is pressed downward against the spacers, and the spacers are pressed downward against the first pad 80. Each second pad 81 is partially received in the corresponding receiving groove 623, each second pad 81 is higher than the corresponding receiving groove 623, each cushion pad 8 raises the bracket 58, and the bracket 58 is not in contact with the second housing 62.
Perforation 83, third through-hole 624, fourth through-hole 130 distribute from the top down in proper order, and second casing 62 is equipped with the convex protruding muscle that makes progress, and the protruding muscle is the annular, and the protruding muscle encloses into the holding tank 623, the protruding muscle encloses at the second pad portion 81 that corresponds peripherally, and each second pad portion 81 is higher than corresponding protruding muscle respectively and makes support 58 and protruding muscle contactless. The convex rib protrudes towards the direction far away from the base plate 13, the convex rib surrounds the periphery of the corresponding second pad 81 to limit the corresponding second pad 81, the convex rib comprises a U-shaped rib position 625 and a straight rib position 626 connected with two opposite ends of the U-shaped rib position 625, the U-shaped rib position 625 and the straight rib position 626 surround the second pad 81 together, the buffer foot pad 8 is further provided with a U-shaped groove 84 which is located on the periphery of the through hole part 82 and located between the first pad 80 and the second pad 81, the notch 581 is provided with a U-shaped edge 582, the U-shaped groove 84 is matched with the U-shaped edge 582, and the notch part 580 is embedded into the U-shaped groove 84.
The handpiece is further provided with a first noise reduction layer (not shown) attached to the first shell 61 and a second noise reduction layer (not shown) attached to the second shell 62, wherein the first noise reduction layer is positioned on the inner side of the first shell 61, and the second noise reduction layer is positioned on the inner side of the second shell 62. The first noise reduction layer and the second noise reduction layer are sponge layers respectively; the second casing 62 further has a bottom wall 627, the first sidewall 621 and the second sidewall 622 extend upward from the bottom wall 627, the first sidewall 621 and the second sidewall 622 are located on both sides of the second casing 62, the first casing 61 further has a top wall 613, a third sidewall 614 extending downward, and a fourth sidewall 615 extending downward, the third sidewall 614 and the fourth sidewall 615 extend downward from the top wall 613, the third sidewall 614 and the fourth sidewall 615 are located on both sides of the first casing 61, the first noise reduction layer covers at least a portion of the top wall 613, a portion of the third sidewall 614, and a portion of the fourth sidewall 615, and the second noise reduction layer covers at least a portion of the bottom wall 627, a portion of the first sidewall 621, and a portion of the second sidewall 622. In order to enhance the noise reduction effect, the larger the area covered by the first noise reduction layer and the second noise reduction layer is, the better the area is; in this embodiment, the first noise reduction layer covers more than four fifths of the inner surface of the top wall 613, more than one half of the inner surface of the third sidewall 614, and more than one half of the inner surface of the fourth sidewall 615, and the second noise reduction layer covers more than four fifths of the inner surface of the bottom wall 627, one half of the inner surface of the first sidewall 621, and one half of the inner surface of the second sidewall 622. The first noise reduction layer is adhered to the first housing 61 by glue and the second noise reduction layer is adhered to the second housing 62 by glue. The air compressor adopts the buffering foot pads 8 for buffering and damping, the motor 11 adopts a low rotating speed (usually, the rotating speed of the motor 11 of the air compressor is more than 3000 revolutions per minute) so as to reduce vibration and noise, and the first noise reduction layer and the second noise reduction layer are adopted for noise reduction, so that the working noise of the air compressor is low; the working noise of the air compressor is not more than 70 decibels (the working noise is the noise generated when the air compressor works normally, and the noise is measured based on the test standard ISO3744 which is commonly used in the field), and the noise value of one embodiment of the air compressor is 67.5 decibels to 68.5 decibels and is about 68 decibels. The rotation speed of the motor 11 is 1400 to 2400 revolutions per minute, and the rotation speed of the motor 11 of one embodiment of the present air compressor is 1800 to 1900 revolutions per minute, which is about 1860 revolutions per minute. The first positioning hole 6100 is disposed on the third sidewall 614 and penetrates through the third sidewall 614, and the second positioning hole 6101 is disposed on the fourth sidewall 615 and penetrates through the fourth sidewall 615. The third sidewall 614 is butted up and down with the first sidewall 621, and the fourth sidewall 615 is butted up and down with the second sidewall 622.
While the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (10)

1. The utility model provides an air compressor, includes gas holder, manifold spare, pressure regulating knob, manometer, is used for the fluid to communicate the pipeline of giving vent to anger between gas holder and manifold spare, its characterized in that: the manifold piece comprises a first vent pipe, a second vent pipe, a communicating pipe section and a connecting section which are connected into a whole, the communicating pipe section and the connecting section are respectively connected between the first vent pipe and the second vent pipe, the first vent pipe and the second vent pipe are arranged in parallel, and the communicating pipe section and the connecting section are arranged in parallel.
2. The air compressor of claim 1, wherein: the manifold piece further comprises a first port, a second port and at least one air outlet port, wherein the first port is arranged on the first ventilating pipe and corresponds to the pressure regulating knob, the second port is arranged on the first ventilating pipe and corresponds to the pressure gauge, the at least one air outlet port is arranged on the second ventilating pipe, the head further comprises at least one quick connector, the at least one quick connector corresponds to the at least one air outlet port in a one-to-one mode, and the quick connector is installed on the corresponding air outlet port.
3. The air compressor of claim 2, wherein: the air outlet port is perpendicular to the first vent pipe and the second vent pipe, the first port and the second port are parallel, and the first port and the second port are perpendicular to the first vent pipe and the second vent pipe.
4. The air compressor as set forth in claim 3, wherein: the air outlet port, the first vent pipe and the second vent pipe are located on the same plane, and the first port and the second port are perpendicular to the plane.
5. The air compressor as set forth in claim 4, wherein: the air outlet port, the first vent pipe, the second vent pipe, the communicating pipe section and the connecting section are located on the same plane, and the communicating pipe section and the connecting section are perpendicular to the first vent pipe and the second vent pipe.
6. The air compressor of claim 2, wherein: still include the aircraft nose, the aircraft nose includes the housing, including a motor, an end cap, a controller, and a cover plate, the pressure regulating knob, the manometer, the manifold spare constitutes the partly of aircraft nose respectively, including a motor, an end cap, a controller, and a cover plate, the housing is equipped with first panel, the second panel, first opening has been seted up to first panel, the second opening, at least a third opening has been seted up to the second panel, the pressure regulating knob is installed to first port and is partly held in first opening, the manometer is installed to second port and partly is held in the second opening, the quick connector portion holds in the third opening that corresponds, first panel slope, first panel is on a parallel with first breather pipe, first panel perpendicular to second panel, the second panel slope, the second panel is on a parallel with the second breather pipe, first breather pipe is on a parallel with the second breather pipe.
7. The air compressor of claim 1, wherein: still include the aircraft nose, the aircraft nose includes housing, pump head, the motor of drive pump head operation, and pressure regulating knob, manometer, manifold spare constitute the partly of aircraft nose respectively, and pump head, motor, manifold spare are located within the housing respectively, and the housing is equipped with the battery package and holds the chamber, and the battery package holds the chamber and has the opening that supplies battery package male orientation the place ahead, and first breather pipe extends in left and right directions with the second breather pipe, and the battery package holds the chamber the opening sets up in the front portion of aircraft nose with manifold spare one left right side.
8. The air compressor as set forth in claim 7, wherein: the head also includes a pressure switch, the pressure switch is located in the housing, the pump head is located at the rear of the head, the motor and the pressure switch are respectively located between the manifold piece and the pump head, the manifold piece and the motor are located at the same side of the left and right sides of the battery pack accommodating cavity, the motor and the pump head are connected together to form two corner spaces located at the left and right sides of the motor, the battery pack accommodating cavity is located at the corner space of one of the left and right sides of the motor, and the pressure switch is located at the corner space of the other of the left and right sides of the motor.
9. The air compressor as set forth in claim 8, wherein: the axial of motor shaft extends along fore-and-aft direction, and motor shaft, first breather pipe, second breather pipe level respectively set up, and first breather pipe, second breather pipe perpendicular to motor shaft respectively.
10. The air compressor as set forth in claim 7, wherein: the aircraft nose still is equipped with circuit board module, and the housing is including fixed first casing and second casing together, and circuit board module, pump head, motor, manifold spare are located the space that first casing and second casing enclose respectively, and the second casing is located first casing downside and is equipped with the first lateral wall that upwards extends, and circuit board module erects in the housing and pastes and lean on first lateral wall.
CN201811378456.6A 2018-11-19 2018-11-19 Air compressor Pending CN111197570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811378456.6A CN111197570A (en) 2018-11-19 2018-11-19 Air compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811378456.6A CN111197570A (en) 2018-11-19 2018-11-19 Air compressor

Publications (1)

Publication Number Publication Date
CN111197570A true CN111197570A (en) 2020-05-26

Family

ID=70743887

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811378456.6A Pending CN111197570A (en) 2018-11-19 2018-11-19 Air compressor

Country Status (1)

Country Link
CN (1) CN111197570A (en)

Similar Documents

Publication Publication Date Title
US9435329B2 (en) Air compressor
US5197458A (en) Mouth cavity sanitary device
US8727741B2 (en) Portable air compressor
US20050201877A1 (en) Fuel supply system for vehicle
CN209195621U (en) Wireless compressor
TWI454347B (en) Air compressor
CN111197562A (en) Air compressor
CN111197570A (en) Air compressor
CN111197571A (en) Air compressor
CN111197563A (en) Air compressor
CN111761247A (en) Manufacturing and processing technology of air compressor shell
CN111197564A (en) Air compressor device
US20060065309A1 (en) Air compressor assembly having removable air compressor
CN209414073U (en) A kind of air compressor machine
CN209354314U (en) Air Compressor unit
CN209370017U (en) Air compressor
CN209557202U (en) A kind of air compressor
CN209370001U (en) Air compressor machine
CN100462546C (en) Fuel pump module
JP2012229648A (en) Engine power working machine
TWI789787B (en) A method of using an urgent device to inflate airs and feed sealant into tire of vehicle
CN211343275U (en) Four-pole high-pressure oxygen compression device for molecular sieve oxygen generator
CN217632796U (en) High-pressure conveying pump body for high-pressure cleaning machine
CN215109456U (en) Microminiature scroll pump
CN214320724U (en) Electronic component adhesive deposite device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20200526

WD01 Invention patent application deemed withdrawn after publication