CN202531385U - Frequency-conversion oil-less air compressor - Google Patents
Frequency-conversion oil-less air compressor Download PDFInfo
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- CN202531385U CN202531385U CN2012202324798U CN201220232479U CN202531385U CN 202531385 U CN202531385 U CN 202531385U CN 2012202324798 U CN2012202324798 U CN 2012202324798U CN 201220232479 U CN201220232479 U CN 201220232479U CN 202531385 U CN202531385 U CN 202531385U
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Abstract
The utility model provides a frequency-conversion oil-less air compressor and belongs to the manufacturing of an air compressor. The frequency-conversion oil-less air compressor comprises a transmission device, a frame, cylinder covers, a piston, cylinder sleeves, piston fixing pillars and a power device, and is characterized in that the cylinder covers are in even arrangement, are connected together and are sealed and mounted on an air vent valve plate; each two cylinder covers are communicated with one cylinder sleeve through an air inlet and an air outlet arranged on the air vent valve plate; the cylinder sleeves are mounted on a piston fixing plate; the piston fixing plate is mounted on the frame; a plurality of piston fixing pillars are together mounted on a vertical moving plate; two linear bearings are arranged on the vertical moving plate and are respectively mounted on two moving fixed shafts; the moving fixed shafts are mounted on the piston fixing plate or the frame; and a plurality of cylinder air outlets on the cylinder covers are communicated with each other, thereby forming one air outlet. The frequency-conversion oil-less air compressor has the advantages that the abrasion of a packing cup piston is obviously reduced; the service life is greatly prolonged; the noise is reduced, so that the environment is quiet; the functions of large-flow air compressing and vacuum suction are achieved; and a frequency-conversion motor is adopted for reducing the electric energy loss, so that the functions of energy conservation, emission reduction and safe use are achieved.
Description
Technical field
The utility model relates to the air compressor manufacturing, particularly a kind of frequency conversion oilless air compressor.
Background technique
Cylinder liner of the general employing of piston type oilless air compressor in the past; A piston and piston rod are arranged in the cylinder liner; Piston is a leather bucket; Piston rod is that motor and transmission device are operation up and down under the driving of cam link mechanism at power plant, leather bucket gradient swing in cylinder liner is risen and swing descends, and realizes pressurized air and sucks air and reach the purpose of vacuum function.There is following shortcoming in this structure; 1, is big, the life-span weak point of wearing and tearing of leather bucket; 2, leather bucket rise and fall when operation noise in cylinder liner is big; 3, receive the performance limitations of leather bucket, can't strengthen its outside dimension, and can't realize big flow pressurized air and inhale vacuum function; 4, cam link mechanism makes leather bucket rise and fall in cylinder liner in the gradient swing, and stroke is restricted, and noise is also along with increasing if stroke extends, and working life is also along with shortening.
The model utility content
The purpose of the utility model is to above-mentioned defective, provides a kind of long service life to reduce the noise circumstance quietness again, realizes the frequency conversion oilless air compressor of mass flow air compression performance.
The technological scheme of the utility model is the frequency conversion oilless air compressor, comprises transmission device, frame 7, cylinder head 14, piston 19, cylinder liner 20, piston fixing column 21 and power plant, it is characterized in that:
A, described cylinder head 14 are to be even number to arrange a plurality of disjunctors and seal together and be installed on the air valve plate 12; Per two cylinder head 14 are connected with valve plate suction port 22 and valve plate air outlet 23 with a cylinder liner 20; Valve plate suction port 22 is arranged on the air valve plate 12 with valve plate air outlet 23; Cylinder liner 20 is installed on the piston fixed plate 11, and piston fixed plate 11 is installed on the frame 7;
Piston fixing column 21 in B, the described piston 19 also is that a plurality of being installed in together moves up and down on the plate 10; Moving up and down has two linear bearings 9 to be installed in respectively on two mobile stationary axle 8 on the plate 10, move stationary axle 8 and be installed on the piston fixed plate 11 or on the frame 7;
A plurality of cylinders air outlet 15 on C, the described cylinder head 14 is connected together becomes an air outlet.
Described cylinder head 14 be 6 disjunctors together, corresponding cylinder liner 20 be 5 disjunctors together, become a unit combination; Have only suction port 16 and the valve plate suction port 22 that is arranged on the air valve plate 12 to be connected on first cylinder head 14 with first cylinder liner 20; Last cylinder head 14 also has only air outlet 15 and the valve plate air outlet 23 that is arranged on the air valve plate 12 to be connected; Between described cylinder head 14 and the air valve plate 12 seal ring 13 is installed; Each valve plate suction port 22 a corresponding suction port valve block 18, air outlet valve block 17 of each valve plate air outlet 23 corresponding installation installed.
Described power plant are variable-frequency motors 24.
Described transmission device is the connecting rod of eccentric wheel structure.
The utility model has the advantages that 1, leather bucket moves in cylinder liner and realizes that straight line rises and straight line descends, and obviously reduces wearing and tearing, increases substantially working life, alleviate noise and make environment quiet.2, realize big flow pressurized air and suction vacuum function.3, adopt a rotating spindle just to make the rise and fall in cylinder liner of a plurality of leather buckets, also only adopt a variable-frequency motor, bring into play its power usefulness effectively, reduce electric energy loss, reach energy-saving and emission-reduction and effect safe in utilization.4, because this structure can produce the mass flow air compression function, can be applicable to needs units such as compressed-air actuated each public institution of big flow, medical equipment manufacturer, and the demand that has a extensive future on the market is big.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among Fig. 1: the 1-rotating spindle; The 2-eccentric wheel; The 3-bearing; The 4-connecting rod; The 5-movable axis; 6-movable axis support; The 7-frame; 8-moves stationary axle; The 9-linear bearing; 10-moves up and down plate; 11-piston fixed plate; 12-air valve plate; The 13-seal ring; The 14-cylinder head; 15-cylinder cap air outlet; 16-cylinder cap suction port; 17-air outlet valve block; 18-suction port valve block; The 19-leather bucket; The 20-cylinder liner; 21-piston fixing column; 22-valve plate suction port; 23-valve plate air outlet; The 24-variable-frequency motor; The 25-belt.
Embodiment
Further specify embodiment below in conjunction with accompanying drawing with optimal way.
With reference to Fig. 1; The innovative point of the utility model is that cylinder head 14 is to be even number to arrange a plurality of disjunctors and seal together and be installed on the air valve plate 12; Per two cylinder head 14 are connected with valve plate suction port 22 and valve plate air outlet 23 with a cylinder liner 20; Valve plate suction port 22 is arranged on the air valve plate 12 with valve plate air outlet 23, and cylinder liner 20 is installed on the piston fixed plate 11, and piston fixed plate 11 is installed on the frame 7; Piston fixing column 21 in the piston 19 also is that a plurality of being installed in together moves up and down on the plate 10, and moving up and down has two linear bearings 9 to be installed in respectively on two mobile stationary axle 8 on the plate 10, moves stationary axle 8 and is installed on the piston fixed plate 11 or on the frame 7; A plurality of cylinders air outlet 15 on the described cylinder head 14 is connected together becomes an air outlet.Described cylinder head 14 be 6 disjunctors together, corresponding cylinder liner 20 be 5 disjunctors together, become a unit combination; Have only suction port 16 and the valve plate suction port 22 that is arranged on the air valve plate 12 to be connected on first cylinder head 14 with first cylinder liner 20; Last cylinder head 14 also has only air outlet 15 and the valve plate air outlet 23 that is arranged on the air valve plate 12 to be connected; Between described cylinder head 14 and the air valve plate 12 seal ring 13 is installed; Each valve plate suction port 22 a corresponding suction port valve block 18, air outlet valve block 17 of each valve plate air outlet 23 corresponding installation installed.Described power plant are variable-frequency motors 24.Described transmission device is the connecting rod of eccentric wheel structure.This structure then is that the straight line that is implemented in the cylinder liner 20 rises and straight line decline for leather bucket 19, can significantly reduce wear, and also just increases substantially working life, and reducing noise, also makes working environment quiet; And realize big flow pressurized gas and inhale vacuum function; Owing to reduce wear, also reduce power consumption.
Practical implementation is following: variable-frequency motor 24 usefulness belts 25 drive rotating spindle 1 and rotate; Rotating spindle 1 is installed on the eccentric wheel 2, and eccentric wheel 2 usefulness bearings 3 are installed on the connecting rod 4, and connecting rod 4 upper ends and movable axis 5 are fastenedly connected; Movable axis 5 flexibly connects with movable axis support 6; Movable axis support 6 is installed in and moves up and down on the plate 10, piston fixing column 21 with move up and down plate 10 and be fastenedly connected, piston fixing column 21 is fastenedly connected with leather bucket 19; Move up and down and install on the plate 10 two linear bearings 9 and mobile 8 movable cooperations of stationary axle; Move stationary axle 8 fastening being installed on the piston fixed plate 11, piston fixed plate 11 fastening being installed on the frame 7 realize that leather bucket 19 moves up and down when work.5 cylinder liner 20 fastening being installed on the piston fixed plate 11; Also be tightly connected with air valve plate 12; 6 cylinder head 14 disjunctors are installed on the air valve plate 12 with seal ring 13 sealings, by diagram valve plate suction port 22 and valve plate air outlet 23 are set on the air valve plate 12; 16, the second of first cylinder cap suction ports are cylinder cap air outlets 15 on the cylinder head 14, and are later and the like, are air outlets 15 on cylinder head 14 in the end; The air outlet valve block 17 that is arranged on the air valve plate 12 is also installed like diagram with suction port valve block 18.
Working principle: rotating spindle 1 rotates under variable-frequency motor 24 drives; Eccentric wheel 2 rotates simultaneously; Thereby connecting rod 4 is bobbed and woven; Realize movable axis 5, move up and down plate 10 and move up and down, then leather bucket 19 rise and fall in cylinder liner 20, rotating spindle 1 whenever turn around make leather bucket 19 in cylinder liner 20 rise and fall each once.When leather bucket 19 rises, can make suction port valve block 18 seal valve plate suction port 22 voluntarily, make air pressure indentation valve plate air outlet 23 in the cylinder liner 20 get into cylinder cap air outlets 15 and export, realize compressed-air actuated requirement.When leather bucket 19 descends in cylinder liner 20, can make air outlet valve block 17 seal valve plate air outlet 23 voluntarily, air is got in the cylinder head 14 by cylinder cap suction port 16, get in the cylinder liner 20 from valve plate suction port 22 again.When rotating spindle 1 rotates; Each leather bucket 19 is risen and straight line decline at cylinder liner 20 cathetus simultaneously; Leather bucket 19 was to flexibly connect with 21 past of piston fixing column; Cam link mechanism or eccentric wheel connecting rod mechanism all can go up piston fixing column 21 also gradient top or leave behind with angularity of connecting rod swing, and making weares and teares between piston fixing column 21 and the leather bucket 19 aggravates, and reduce working life greatly.Piston fixing column 21 is fastenedly connected with leather bucket 19 now, has eradicated wearing and tearing, has also just improved working life greatly.The needs of the big flow pressurized gas of simultaneous adaptation demand unit.
Above-mentioned is the situation of a unit combination, also can make up a plurality of unit, as two unit combination then transmission device be two pairs, variable-frequency motor can adopt connecting shaft to install.
More than shown in Figure 1 be the embodiment of the utility model with optimal way; Demonstrate the substantive distinguishing features and the remarkable progress of the utility model; Can be according to the needs of reality use; Under the teachings of the utility model, it is carried out the equivalent modifications of aspects such as shape, structure, but all within the protection domain of present technique scheme.
Claims (4)
1. the frequency conversion oilless air compressor comprises transmission device, frame (7), cylinder head (14), piston (19), cylinder liner (20), piston fixing column (21) and power plant, it is characterized in that:
A, described cylinder head (14) are to be even number to arrange a plurality of disjunctors and seal together and be installed on the air valve plate (12); Per two cylinder head (14) are connected with valve plate suction port (22) and valve plate air outlet (23) with a cylinder liner (20); Valve plate suction port (22) is arranged on the air valve plate (12) with valve plate air outlet (23); Cylinder liner (20) is installed on the piston fixed plate (11), and piston fixed plate (11) is installed on the frame (7);
Piston fixing column (21) in B, the described piston (19) also is that a plurality of being installed in together moves up and down on the plate (10); Moving up and down has linear bearing (9) to be installed on two mobile stationary axle (8) on the plate (10), move that stationary axle (8) is installed in that piston fixed plate (11) is gone up or frame (7) on;
A plurality of cylinders air outlet (15) on C, the described cylinder head (14) is connected together becomes an air outlet.
2. by the described frequency conversion oilless air compressor of claim 1, it is characterized in that described cylinder head (14) be 6 disjunctors together, corresponding cylinder liner (20) be 5 disjunctors together, become a unit combination; The valve plate suction port (22) that has only suction port (16) on first cylinder head (14) and be arranged on the air valve plate (12) is connected with first cylinder liner (20); Last cylinder head (14) also has only air outlet (15) and the valve plate air outlet (23) that is arranged on the air valve plate (12) is connected; Between described cylinder head (14) and the air valve plate (12) seal ring (13) is installed; The corresponding suction port valve block (18) of installing of each valve plate suction port (22), the corresponding air outlet valve block (17) of installing in each valve plate air outlet (23).
3. by the described frequency conversion oilless air compressor of claim 1, it is characterized in that described power plant are variable-frequency motor (24).
4. by the described frequency conversion oilless air compressor of claim 1, it is characterized in that described transmission device is the connecting rod of eccentric wheel structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012202324798U CN202531385U (en) | 2012-05-07 | 2012-05-07 | Frequency-conversion oil-less air compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012202324798U CN202531385U (en) | 2012-05-07 | 2012-05-07 | Frequency-conversion oil-less air compressor |
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CN202531385U true CN202531385U (en) | 2012-11-14 |
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CN2012202324798U Expired - Fee Related CN202531385U (en) | 2012-05-07 | 2012-05-07 | Frequency-conversion oil-less air compressor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102787998A (en) * | 2012-05-07 | 2012-11-21 | 平阳县金利机具有限公司 | Variable frequency oilless air compressor |
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2012
- 2012-05-07 CN CN2012202324798U patent/CN202531385U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102787998A (en) * | 2012-05-07 | 2012-11-21 | 平阳县金利机具有限公司 | Variable frequency oilless air compressor |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20140507 |