CN217538943U - Portable tertiary air supercharging mechanism - Google Patents
Portable tertiary air supercharging mechanism Download PDFInfo
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- CN217538943U CN217538943U CN202221496146.6U CN202221496146U CN217538943U CN 217538943 U CN217538943 U CN 217538943U CN 202221496146 U CN202221496146 U CN 202221496146U CN 217538943 U CN217538943 U CN 217538943U
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Abstract
The utility model relates to the technical field of air compressors, in particular to a portable three-stage air supercharging mechanism.A first piston divides an annular piston cavity into a first air compression chamber and a second air compression chamber, and a third air compression chamber is formed between a high-pressure cylinder and a second piston; a second air compression chamber air outlet is formed in the peripheral wall of the second end of the low-pressure cylinder, and an air inlet of the high-pressure cylinder is connected with the second air compression chamber air outlet through an air pipeline; a first check valve is arranged at the air inlet of the first air compression chamber, a second check valve communicated with the first air compression chamber and the second air compression chamber is arranged on the first piston, a third check valve plate is arranged between the air inlet of the high-pressure cylinder and the high-pressure cylinder, a fourth check valve is arranged at the air outlet of the high-pressure cylinder, a guide sleeve is arranged between the piston connecting rod and the second end, the piston connecting rod is connected with the first piston and the second piston respectively, and the piston connecting rod moves to perform three-stage compression on air. The three-stage compression of air can be realized, and compared with the existing design, the three-stage compression air compressor has the advantages of compact structure, low failure rate and lower manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of air compressor technique and specifically relates to a portable tertiary air booster mechanism.
Background
The traditional air compressor, china patent No. CN201820900339.0, discloses a miniature high-pressure air compressor, which comprises a shell, an air compression mechanism and a driving mechanism, wherein the air compression mechanism and the driving mechanism are installed in the shell; the air compression mechanism comprises a low-pressure cylinder, a high-pressure cylinder, a first piston, a second piston, a piston connecting rod and a pressure cylinder; the high-pressure cylinder is coaxially arranged in the low-pressure cylinder, the high-pressure cylinder is fixed on a first end of the low-pressure cylinder, so that an annular piston cavity is formed between the low-pressure cylinder and the high-pressure cylinder, the first piston is arranged in the annular piston cavity to divide the annular piston cavity into an air suction chamber and an air pressing chamber, and the second piston is arranged in the high-pressure cylinder; the piston connecting rod penetrates into the low-pressure cylinder from the second end of the low-pressure cylinder, the inner section of the piston connecting rod is provided with an outer sleeve and an inner rod, the outer sleeve of the piston connecting rod is sleeved outside the high-pressure cylinder and is connected with the first piston, and the inner rod of the piston connecting rod is inserted into the high-pressure cylinder and is connected with the second piston; the first end of the low-pressure cylinder is provided with an air suction chamber air inlet, a high-pressure cylinder air inlet and a high-pressure cylinder air outlet, the second end of the low-pressure cylinder is provided with a pressure air chamber air outlet, the pressure cylinder is respectively provided with a pressure cylinder air inlet and a pressure cylinder air outlet, the pressure cylinder air inlet and the pressure air chamber air outlet as well as the pressure cylinder air outlet and the high-pressure cylinder air inlet are respectively connected through air pipelines, the air suction chamber air inlet is provided with a first one-way valve, the first piston is provided with a second one-way valve communicated with the air suction chamber and the pressure air chamber, a third one-way valve block is arranged between the pressure air chamber air outlet and the pressure cylinder air inlet, a fourth one-way valve is arranged between the pressure cylinder air outlet and the high-pressure cylinder air inlet, and the high-pressure cylinder air outlet is provided with a fifth one-way valve; the driving mechanism is used for driving the connecting rod to drive the first piston and the second piston to respectively perform piston movement in the annular piston cavity and the high-pressure cylinder.
From the above, the patent contains a pressure cylinder and components related to the pressure cylinder, and the defects of complex structure, multiple fault points, high cost and the like are found by combining with the actual production situation.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: in order to solve the problems of the prior art in the background art, a portable three-stage air supercharging mechanism with low fault and low cost is provided.
The utility model provides a technical scheme that its technical problem adopted is: a portable three-stage air supercharging mechanism comprises a low-pressure cylinder, a high-pressure cylinder, a first piston, a second piston and a piston connecting rod, wherein a first end and a second end are respectively arranged at two ends of the low-pressure cylinder; a high-pressure cylinder is fixed on the inner side axis of the first end, the high-pressure cylinder is coaxially arranged in the low-pressure cylinder, an annular piston cavity is formed between the low-pressure cylinder and the high-pressure cylinder, a first piston is arranged in the annular piston cavity, the annular piston cavity is divided into a first air compression chamber and a second air compression chamber by the first piston, a second piston is arranged in the inner cavity of the high-pressure cylinder, and a third air compression chamber is formed between the high-pressure cylinder and the second piston; a first air compression chamber air inlet, a high pressure cylinder air inlet and a high pressure cylinder air outlet are formed in the peripheral wall of the first end of the low pressure cylinder, a second air compression chamber air outlet is formed in the peripheral wall of the second end of the low pressure cylinder, and the high pressure cylinder air inlet and the second air compression chamber air outlet are connected through an air pipeline; the air inlet of the first air compression chamber is provided with a first one-way valve, the first piston is provided with a second one-way valve communicated with the first air compression chamber and the second air compression chamber, a third one-way valve plate is arranged between the air inlet of the high-pressure cylinder and the high-pressure cylinder, the air outlet of the high-pressure cylinder is provided with a fourth one-way valve, the piston connecting rod extends into the first piston from the center of the second end, a guide sleeve is arranged between the piston connecting rod and the second end, the piston connecting rod is respectively connected with the first piston and the second piston, and the piston connecting rod moves to perform three-stage compression on air.
Furthermore, the extending end of the piston connecting rod is provided with an outer sleeve and an inner rod, the outer sleeve is sleeved outside the high-pressure cylinder and is connected with the first piston, and the inner rod is inserted into the high-pressure cylinder and is connected with the second piston.
The piston rod is connected with the driving mechanism, and the driving mechanism drives the first piston and the second piston to respectively perform piston motion in the annular piston cavity and the high-pressure cylinder.
The beneficial effects of the utility model are that, the utility model discloses a can realize the tertiary compression of air, for current design, its compact structure, the fault rate is low, and manufacturing cost is also lower.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
fig. 4 is a top view of the present invention;
FIG. 5 is a cross-sectional view taken along line C-C of FIG. 4 in accordance with the present invention;
in the drawing, 1, a low pressure cylinder, 2, a high pressure cylinder, 3, a first piston, 4, a second piston, 5, a piston connecting rod, 6, a first air compression chamber, 7, a second air compression chamber, 8, an outer sleeve, 9, an inner rod, 10, an air inlet of the first air compression chamber, 11, an air inlet of a high pressure cylinder, 12, an air outlet of the high pressure cylinder, 13, an air outlet of the second air compression chamber, 14, an air pipeline, 15, a first check valve, 16, a second check valve, 17, a third check valve plate, 18, a fourth check valve, 19, an oil-water separator, 20, a high pressure condenser pipe, 21, a driving mechanism, 22, a third air compression chamber, 23, a guide sleeve, 24, a first end and 25, are arranged.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1 to 5, a portable three-stage air supercharging mechanism includes a low pressure cylinder 1, a high pressure cylinder 2, a first piston 3, a second piston 4, a piston rod 5, a first end 24 and a second end 25; a high-pressure cylinder 2 is fixed on the inner axis of the first end 24, the high-pressure cylinder 2 is coaxially arranged in a low-pressure cylinder 1, an annular piston cavity is formed between the low-pressure cylinder 1 and the high-pressure cylinder 2, a first piston 3 is arranged in the annular piston cavity, the annular piston cavity is divided into a first air compression chamber 6 and a second air compression chamber 7 by the first piston 3, a second piston 4 is arranged in the inner cavity of the high-pressure cylinder 2, and a third air compression chamber 22 is formed between the high-pressure cylinder 2 and the second piston 4;
a first air compression chamber air inlet 10, a high pressure cylinder air inlet 11 and a high pressure cylinder air outlet 12 are arranged on the peripheral wall of a first end 24 of the low pressure cylinder 1, a second air compression chamber air outlet 13 is arranged on the peripheral wall of a second end 25 of the low pressure cylinder 1, and the high pressure cylinder air inlet 11 is connected with the second air compression chamber air outlet 13 through an air pipeline 14;
as shown in fig. 3 and 5, a first check valve 15 is arranged at the air inlet 10 of the first air compression chamber, a second check valve 16 communicated with the first air compression chamber 6 and the second air compression chamber 7 is arranged on the first piston 3, a third check valve plate 17 is arranged between the air inlet 11 of the high-pressure cylinder and the high-pressure cylinder 2, and a fourth check valve 18 is arranged at the air outlet 12 of the high-pressure cylinder;
the piston connecting rod 5 extends into from the center of the second end 25, a guide sleeve 23 is arranged between the piston connecting rod 5 and the second end 25, the extending end of the piston connecting rod 5 is provided with an outer sleeve 8 and an inner rod 9, the outer sleeve 8 is sleeved outside the high-pressure cylinder 2 and is connected with the first piston 3, the inner rod 9 is inserted into the high-pressure cylinder 2 and is connected with the second piston 4, the connecting end of the piston connecting rod 5 is connected with a driving mechanism 21, the first piston 3 and the second piston 4 are driven by the driving mechanism 21 to respectively perform piston movement in the annular piston cavity and the high-pressure cylinder 2, and three-level compression of air is completed.
The working process is as follows:
in operation, the driving mechanism 21 drives the first piston 3 and the second piston 4 to reciprocate in the annular piston chamber and the high-pressure cylinder 2, respectively. When the first piston 3 and the second piston 4 move towards the second end 25 of the low pressure cylinder 1, the first check valve 15 is automatically opened, the second check valve 16 is automatically closed, and outside air is sucked into the first air pressure chamber 6 from the first check valve 15 to perform air suction.
After the air suction action is finished, when the first piston 3 and the second piston 4 move towards the first end 24 of the low pressure cylinder 1, the first check valve 15 is automatically closed, the second check valve 16 is automatically opened, the first-stage compression is carried out, and the air is pressed into the second air pressure chamber 7.
After the first stage of compression is completed, when the first piston 3 and the second piston 4 move to the second end 25 of the low pressure cylinder 1 again, the second check valve 16 is automatically closed, the third check valve plate 17 is automatically opened to perform the second stage compression, and the gas is pressed into the third pressure air chamber 22.
After the second stage of compression is completed, when the first piston 3 and the second piston 4 move to the first end 24 of the low pressure cylinder 1 again, the third check valve plate 16 is automatically closed to perform the third stage of compression, and when the pressure is high to a certain degree, the gas pushes away the fourth check valve 18 to complete the third stage of compression.
In actual operation, as the first piston 3 and the second piston 4 move, the first stage compression and the third stage compression are performed simultaneously, and the first stage compression, the third stage compression and the second stage compression are performed alternately.
In conclusion, the three-stage air compressor can realize three-stage compression of air, reduces the pressure cylinder and parts related to the pressure cylinder compared with the existing three-stage air compressor, and has the advantages of very compact structure, small volume, very light weight, very convenient carrying and low manufacturing cost.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (2)
1. The utility model provides a portable tertiary air booster mechanism which characterized in that: comprises a low pressure cylinder (1), a high pressure cylinder (2), a first piston (3), a second piston (4), a piston connecting rod (5), a first end (24) and a second end (25);
a high-pressure cylinder (2) is fixed on the inner axis of the first end (24), the high-pressure cylinder (2) is coaxially arranged in the low-pressure cylinder (1), an annular piston cavity is formed between the low-pressure cylinder (1) and the high-pressure cylinder (2), a first piston (3) is arranged in the annular piston cavity, the annular piston cavity is divided into a first air compression chamber (6) and a second air compression chamber (7) by the first piston (3), a second piston (4) is arranged in the inner cavity of the high-pressure cylinder (2), and a third air compression chamber (22) is formed between the high-pressure cylinder (2) and the second piston (4);
a first air compression chamber air inlet (10), a high-pressure cylinder air inlet (11) and a high-pressure cylinder air outlet (12) are formed in the peripheral wall of a first end (24) of the low-pressure cylinder (1), a second air compression chamber air outlet (13) is formed in the peripheral wall of a second end (25) of the low-pressure cylinder (1), and the high-pressure cylinder air inlet (11) and the second air compression chamber air outlet (13) are connected through an air pipeline (14);
a first one-way valve (15) is arranged at the position of an air inlet (10) of the first air compression chamber, a second one-way valve (16) communicated with the first air compression chamber (6) and the second air compression chamber (7) is arranged on the first piston (3), a third one-way valve plate (17) is arranged between an air inlet (11) of the high-pressure cylinder and the high-pressure cylinder (2), and a fourth one-way valve (18) is arranged at the position of an air outlet (12) of the high-pressure cylinder;
piston connecting rod (5) stretches into from second end (25) center, is equipped with uide bushing (23) between piston connecting rod (5) and second end (25), and the end of stretching into of piston connecting rod (5) has overcoat (8) and interior pole (9), and overcoat (8) cover is outside high pressure cylinder (2) to link to each other with first piston (3), and interior pole (9) insert high pressure cylinder (2) to link to each other with second piston (4), and piston connecting rod (5) remove, carry out tertiary compression to the air.
2. A portable three stage air booster mechanism as set forth in claim 1 wherein: the piston type hydraulic cylinder is characterized by further comprising a driving mechanism (21), wherein the connecting end of the piston connecting rod (5) is connected with the driving mechanism (21), and the driving mechanism (21) drives the first piston (3) and the second piston (4) to respectively perform piston motion in the annular piston cavity and the high-pressure cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221496146.6U CN217538943U (en) | 2022-06-14 | 2022-06-14 | Portable tertiary air supercharging mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221496146.6U CN217538943U (en) | 2022-06-14 | 2022-06-14 | Portable tertiary air supercharging mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217538943U true CN217538943U (en) | 2022-10-04 |
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ID=83418804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221496146.6U Active CN217538943U (en) | 2022-06-14 | 2022-06-14 | Portable tertiary air supercharging mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217538943U (en) |
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2022
- 2022-06-14 CN CN202221496146.6U patent/CN217538943U/en active Active
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