CN110671304A

CN110671304A - Gas piston assembly and air compression system

Info

Publication number: CN110671304A
Application number: CN201911107467.5A
Authority: CN
Inventors: 侯神保
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-01-10

Abstract

The application discloses a gas piston assembly and an air compression system, the system comprises a general cylinder, the gas piston assembly comprises a linkage rod and a cylinder piston which are fixedly connected, one end of the linkage rod is fixed on one side of the cylinder piston and is linked with the cylinder piston, the other side of the cylinder piston is arranged in a compression cylinder, and the bottom of the compression cylinder is provided with an air flue; the compression cylinder is installed at a position where the air compression system is in contact with external air, and the cylinder piston is in piston motion in cooperation with the compression cylinder for introducing external air into the air compression system through the air passage. Through above-mentioned gas piston assembly, utilize piston and cylinder body to carry out the principle of piston motion, in introducing air compression system with outside air, provide external air source for air compression system, and then compress external air, can promote air compression system's conversion.

Description

Gas piston assembly and air compression system

Technical Field

The invention relates to the technical field of power equipment, in particular to a gas piston assembly and an air compression system.

Background

With the improvement of living standard of people, the problem of energy utilization is more and more concerned by people, and the utilization of related natural resources becomes a research hotspot. Among them, aerodynamic force is an important natural resource, which is mainly expressed as compressed air, and high-pressure air formed by compression can be widely applied to many fields.

The conventional air compression system usually adopts an electric energy compression mode, and usually an air compressor converts electric energy into mechanical energy, and then converts the mechanical energy into high-pressure wind energy for the production process. The traditional air compression system is too high in energy consumption, the energy consumption of compressed air is mainly embodied as that the air compressor needs to consume a large amount of electric energy, the acting force of air and water is utilized to drive the air compression system to compress, so that the energy consumption can be saved, and the key is how to compress the external air.

Therefore, how to develop a gas compression structure capable of compressing the external air by the acting force of the air and the water becomes a technical problem to be solved urgently.

Disclosure of Invention

The embodiment of the invention provides a gas piston assembly and an air compression system, which can provide an external air source for the air compression system so as to compress external air.

On one hand, the gas piston assembly is applied to an air compression system and comprises a linkage rod and a cylinder piston which are fixedly connected, one end of the linkage rod is fixed on one side of the cylinder piston and is linked with the cylinder piston, the other side of the cylinder piston is arranged in a compression cylinder, and the bottom of the compression cylinder is provided with an air passage;

the compression cylinder is installed at a position where the air compression system is in contact with external air, and the cylinder piston is in piston motion in cooperation with the compression cylinder for introducing external air into the air compression system through the air passage.

Optionally, in one embodiment, the compression cylinder is disposed on a base of the air compression system, and the air passage is in contact with air outside the air compression system; when the cylinder piston is matched with the compression cylinder to perform piston movement, external air enters the compression cylinder through the air passage.

Optionally, in one embodiment, a first check valve is disposed at the air passage, and when the cylinder piston is pulled out of the compression cylinder, the first check valve is opened, and external air enters the compression cylinder through the air passage; the first check valve closes when the cylinder piston is compressed into the compression cylinder.

Optionally, in one embodiment, a compression release air passage is formed in the cylinder piston, and when the cylinder piston is compressed towards the compression cylinder, air in the compression cylinder enters a gas storage device of the air compression system through the compression release air passage to store the air.

Optionally, in one embodiment, a second check valve is arranged on one side of the compression release air passage facing the compression cylinder; when the cylinder piston is compressed towards the compression cylinder, the second check valve is opened, and air in the cylinder piston enters a gas storage device of the air compression system through the compression release air passage; the second check valve closes when the cylinder piston is drawn outward of the compression cylinder.

Optionally, in one embodiment, a positioning frame for positioning the cylinder piston is disposed outside the cylinder piston, and the positioning frame is mounted on a base of the air compression system, and is spaced from the cylinder piston by a preset distance, so as to define a pull-up height of the cylinder piston.

Optionally, in one embodiment, the positioning frame includes a bottom frame, a supporting frame, and a top frame, the bottom frame is disposed on a base of the air compression system around the cylinder piston, one end of the supporting frame is vertically disposed on the bottom frame, the other end of the supporting frame is fixedly connected to the top frame for supporting the top frame, and the top frame is used for defining a lifting height of the cylinder piston.

Optionally, in one embodiment, a waterproof leakage-proof film is sleeved on the cylinder piston, and the leakage-proof film is fixed around the cylinder piston through the positioning frame;

one side of leak protection membrane is fixed in one side of cylinder piston, the opposite side of leak protection membrane is fixed in the locating rack with the one end that the base is connected, so that the leak protection membrane is to predetermine the gradient cover and establishes cylinder piston outside.

Optionally, in one embodiment, the other end of the linkage rod is fixedly connected to a lifting assembly of the air compression system, and the lifting assembly performs lifting motion to drive the linkage rod to move, so as to drive the cylinder piston to cooperate with the compression cylinder to perform piston motion.

On the other hand, an air compression system is provided, which comprises a general cylinder, wherein the general cylinder is of a closed structure consisting of a cylinder body and a base, a gas piston assembly is arranged on the base, the gas piston assembly comprises a linkage rod, a cylinder piston and a compression cylinder, one end of the linkage rod is fixed on one side of the cylinder piston and is linked with the cylinder piston, the other side of the cylinder piston is arranged in the compression cylinder, and the bottom of the compression cylinder is provided with an air flue;

the compression cylinder is installed on the base and faces to the position outside the general cylinder, and the cylinder piston is matched with the compression cylinder to perform piston movement and is used for introducing outside air into the air compression system through the air passage.

The embodiment of the invention has the following beneficial effects:

the gas piston assembly and the air compression system are fixed on one side of the cylinder piston through one end of the linkage rod and are linked with the cylinder piston, the other side of the cylinder piston is arranged in the compression cylinder, and the bottom of the compression cylinder is provided with an air passage; compression cylinder installs the position at air compression system and outside air contact, and the piston motion is carried out with compression cylinder cooperation to cylinder piston for in introducing air compression system with outside air via air flue, utilize the piston to carry out the principle of piston motion with the cylinder body, in introducing air compression system with outside air, provide external air source for air compression system, and then compress outside air, can promote air compression system's conversion.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

FIG. 1 is a schematic diagram of a gas piston assembly according to one embodiment;

FIG. 2 is a schematic diagram of a gas compression system according to one embodiment;

FIG. 3 is a schematic diagram of a cylinder piston according to an embodiment;

FIG. 4 is a cross-sectional view of a cylinder piston in one embodiment;

FIG. 5 is a schematic diagram of a spacer according to an embodiment;

FIG. 6 is a schematic view showing the structure of a spacer and a leakage preventing film in another embodiment;

fig. 7 is a schematic diagram of another embodiment of a gas compression system.

In the figure: 110-linkage, 120-cylinder piston, 122-compression release air passage, 124-second check valve, 130-compression cylinder, 140-air passage, 150-locating rack, 152-bottom rack, 154-supporting rack, 156-top rack, 160-leakproof membrane, 200-general cylinder, 202-cylinder body, 204-base, 210-gas inlet and outlet, 220-water inlet and outlet, 230-gas return port, 240-gas piston component, 241-linkage, 242-cylinder piston, 243-compression cylinder, 244-air passage, 250-inner rack, 260-middle cylinder, 262-gas vent, 264-linkage channel, 270-linkage component, 272-pulley block, 274-synchronous connecting belt, 280-lifting component, 282-first float cylinder, 284-second float cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. It will be understood that, as used herein, the terms "first," "second," and the like may be used herein to describe various elements, but these elements are not limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present application. The first element and the second element are both components, but they are not the same component.

Fig. 1 is a schematic structural view of an embodiment of a gas piston assembly, the gas piston assembly is applied to an air compression system, the air compression system is used for providing aerodynamic force, and the gas piston assembly provided by the embodiment can provide an external air source for the air compression system, so as to compress external air. The gas in this embodiment is air, and it is understood that the gas may be other gases in other embodiments. As shown in fig. 1, the gas piston assembly includes a linkage rod 110 and a cylinder piston 120, the linkage rod 110 is fixedly connected to one side of the cylinder piston 120 and is linked with the cylinder piston 120, the other side of the cylinder piston 120 is installed in a compression cylinder 130, and an air passage 140 is opened at the bottom of the compression cylinder 130. The compression cylinder 130 is installed at a position where the air compression system is in contact with the external air, and the cylinder piston 120 performs a piston motion in cooperation with the compression cylinder 130 for introducing the external air into the air compression system through the air passage 140.

Specifically, the air compression system of this embodiment is an air compression structure constructed by using the characteristics of air and water, and the air compression system is provided with a gas compression area and a liquid compression area, and the gas piston assemblies are distributed in the liquid compression area, and the air introduced through the gas piston assemblies enters the air compression system to provide an external air source for the air compression system, so as to compress the external air.

In one embodiment, referring to fig. 2, the air compression system includes a general cylinder 200, the general cylinder 200 is a closed structure composed of a cylinder body 202 and a base 204, and a gas compression area and a liquid compression area (a dotted line in fig. 2 represents a boundary line between the gas compression area and the liquid compression area) are distributed in the general cylinder 200, wherein the liquid injected into the liquid compression area in this embodiment is water, and it is understood that the liquid may be other liquid in other embodiments. The general cylinder 200 is provided with a gas inlet and outlet 210 for connecting the gas compression area with the outside, a water inlet and outlet 220 for connecting the liquid compression area with the outside, and a gas return port 230 for collecting gas. Specifically, liquid is injected into the overall cylinder 200 through the water inlet and outlet 220, and after the injected liquid reaches a preset water level line, high-pressure gas is conveyed into the overall cylinder 200 from the gas inlet and outlet 210 through the air pressure device, the air pressure device can be an air pump, the air pump continuously compresses air through electric power to generate air pressure, so that a gas compression area and a liquid compression area with preset pressure values are formed in the overall cylinder 200, and the operation of an air compression system is facilitated.

Further, a compression cylinder 243 is disposed on the base 204, the compression cylinder 243 is disposed on the base 204 toward the outside of the air cylinder 200, an air passage 244 is opened at the bottom of the compression cylinder 243, and the air passage 244 is in contact with the air outside the air compression system. When the cylinder piston 242 performs a piston movement in cooperation with the compression cylinder 244, external air enters the compression cylinder 243 via the air passage 244. The air piston assembly in this embodiment is driven by the lifting assembly 280 in the air compression system to realize piston movement, specifically, one end of the linkage rod 241 is fixedly connected to the lifting assembly 280, the other end of the linkage rod 243 is connected to the air cylinder piston 242, the lifting assembly 280 performs lifting movement up and down to drive the linkage rod 241 and the air cylinder piston 242 to move, so that the air cylinder piston 242 performs piston movement in the compression air cylinder 243, and external air enters the air compression system through the air duct 244 by virtue of the working principle of the air cylinder piston.

The gas piston assembly provided by the embodiment utilizes the principle that the piston and the cylinder body perform piston motion, introduces external air into the air compression system, and provides an external air source for the air compression system.

In one embodiment, a first check valve is arranged at the air passage, when the cylinder piston is stretched towards the outside of the compression cylinder, the first check valve is opened, and outside air enters the compression cylinder through the air passage; the first check valve closes when the cylinder piston is compressed into the compression cylinder. The check valve is a valve in which the opening and closing member is a circular valve flap and acts by its own weight and medium pressure to block the reverse flow of the medium, and functions to allow the medium to flow in one direction only and to block the reverse flow. The first check valve in the embodiment is used for opening when the cylinder piston stretches towards the outside of the compression cylinder, the air passage is opened at the moment, and air outside the air compression system is sucked by the inside of the compression cylinder and enters the compression cylinder through the air passage. When the cylinder piston compresses towards the interior of the compression cylinder, the first check valve is closed, and at the same time, the air passage is closed, so that the air in the compression cylinder is prevented from flowing in the reverse direction.

In one embodiment, referring to fig. 3, a compression release air passage 122 is formed in the cylinder piston 120, and when the cylinder piston 120 is compressed toward the compression cylinder, air in the compression cylinder enters a gas storage device of the air compression system through the compression release air passage 122 to store the air.

In one embodiment, referring to FIG. 4, a second check valve 124 is provided on the side of compression-release air passage 122 facing the compression cylinder; when the cylinder piston 120 is compressed toward the inside of the compression cylinder, the second check valve 124 is opened, and the air inside the cylinder piston 120 enters the gas storage device of the air compression system via the compression release air passage 122; the second check valve 124 closes when the cylinder piston is pulled out of the compression cylinder. Specifically, when the cylinder piston 120 performs a piston movement with the compression cylinder, external air enters the compression cylinder through the air passage, and the second check valve 124 may be in one-way communication, so that when the cylinder piston 120 moves downward, the check valve 124 is opened, and the air in the compression cylinder enters the gas storage device of the air compression system through the compression release air passage 122. When the cylinder piston 120 moves upward, the second check valve 124 is closed and outside air enters the compression cylinder. It will be appreciated that the second check valve 124 is turned on opposite to the first check valve on the air path.

In one embodiment, referring to fig. 5, a positioning frame 150 for positioning the cylinder piston 120 is disposed at an outer side of the cylinder piston 120, and the positioning frame 150 is installed on a base of the air compression system to be spaced apart from the cylinder piston 120 by a predetermined distance for defining a pull-up height of the cylinder piston 120. Specifically, in the process of reciprocating piston motion of the cylinder piston 120, the cylinder piston 120 needs to be positioned along the motion track, and the pull-up height of the cylinder piston 120 relative to the compression cylinder is defined, so as to prevent the cylinder piston 120 from being entirely pulled out of the compression cylinder.

In one embodiment, referring to fig. 6, the positioning frame includes a bottom frame 152, a supporting frame 154 and a top frame 156, the bottom frame 152 is disposed on a base of the air compression system around the cylinder piston 120, one end of the supporting frame 152 is vertically disposed on the bottom frame 152, the other end of the supporting frame 154 is fixedly connected with the top frame 156 for supporting the top frame 156, and the top frame 156 is used for limiting a pulling height of the cylinder piston 120. Specifically, by setting the heights of the support bracket 152 and the top bracket 156, when the cylinder piston 120 is extended outward, the extended height of the cylinder piston 120 is defined by the top bracket 156, preventing the cylinder piston 120 from being entirely extended out of the compression cylinder. Meanwhile, a channel for movement of the linkage rod is reserved on the top frame 156, and the movement track of the cylinder piston 120 is positioned through the top frame 156, so that the operation efficiency of the air compression system is increased.

In one embodiment, with continued reference to fig. 6, the cylinder piston 120 is sleeved with a waterproof and anti-leaking film 160, and the waterproof and anti-leaking film 160 is fixed around the cylinder piston 120 by a positioning frame 152. Specifically, one side of the anti-leakage film 160 is fixed to one side of the cylinder piston 120, and may be sleeved on the cylinder piston 120 through a steel ring, for example. The other side of the anti-leakage film 160 is fixed to the end of the positioning frame connected to the base, and specifically, the anti-leakage film 160 can be fixed to the bottom frame 152, so that the anti-leakage film 160 is sleeved outside the cylinder piston 120 in a preset gradient manner. By providing the leakage preventing film 160 outside the cylinder piston 120, it is possible to prevent water in the liquid compression region of the air compression system from obstructing the cooperative operation between the cylinder piston 120 and the compression cylinder, and to protect the cylinder piston 120 and the compression cylinder. Meanwhile, by setting the leakage prevention film 160 with a preset gradient, the pressure applied to the leakage prevention film 160 by the water in the liquid compression area in the air compression system is converted into the thrust of the cylinder piston 120 compressing into the compression cylinder, so that the piston movement between the cylinder piston 120 and the compression cylinder is promoted, and the operating efficiency of the air compression system is increased.

In one embodiment, referring to fig. 2, the other end of the linkage lever 241 is fixedly connected to the lifting element 280 of the air compression system, and the lifting element 280 performs a lifting motion to drive the linkage lever 241 to move, so as to drive the cylinder piston 242 to perform a piston motion in cooperation with the compression cylinder 243.

The gas piston assembly is fixed on one side of the cylinder piston through one end of the linkage rod and is linked with the cylinder piston, the other side of the cylinder piston is arranged in the compression cylinder, and the bottom of the compression cylinder is provided with an air passage; compression cylinder installs the position at air compression system and outside air contact, and the piston motion is carried out with compression cylinder cooperation to cylinder piston for in introducing air compression system with outside air via air flue, utilize the piston to carry out the principle of piston motion with the cylinder body, in introducing air compression system with outside air, provide external air source for air compression system, and then compress outside air, can promote air compression system's conversion.

Based on the same inventive concept, please continue to refer to fig. 4, the air compression system includes a general cylinder 200, the general cylinder 200 is a sealed structure composed of a cylinder body 202 and a base 204, a gas piston assembly 240 is disposed on the base 204, the gas piston assembly 240 includes a linkage rod 241, a cylinder piston 242 and a compression cylinder 243, one end of the linkage rod 241 is fixed to one side of the cylinder piston 242 and is linked with the cylinder piston 242, the other side of the cylinder piston 242 is disposed in the compression cylinder 243, and an air passage 244 is disposed at the bottom of the compression cylinder 243. Specifically, a compression cylinder 243 is mounted on the base 204 at a position toward the outside of the overall cylinder 200, and a cylinder piston 242 performs a piston movement in cooperation with the compression cylinder 243 for introducing outside air into the air compression system via an air passage 244.

Further, a gas compression area and a liquid compression area are distributed in the overall cylinder 200, an inner frame 250 is arranged in the liquid compression area, the inner frame 250 is fixedly installed on the base 204, a middle cylinder 260 used for collecting air is arranged on the inner frame 204, and a controllable vent 262 and a through linkage channel 264 are arranged on the middle cylinder 260.

Specifically, the vent 262 is opened at the top of the middle cylinder 260, and the opening and closing of the vent 262 is controlled by a controllable switch, so that the air stored in the middle cylinder 260 can be released, for example, the opening or closing of the vent 262 can be controlled by a solenoid valve. An interlocking channel 264 is formed through the middle cylinder 260, and the interlocking channel 264 is used for providing an operable channel for the interlocking rod 241.

Further, the inner frame 250 is provided with a linkage assembly 270, the linkage assembly 270 is connected with a lifting assembly 280, the lifting assembly 280 is connected with a linkage rod 241, the linkage rod 241 penetrates through a linkage channel 264 to be matched with the compression cylinder 243 to perform piston motion, so that outside air enters the compression cylinder 243 through the air passage 244 and then enters the middle cylinder 260 through the compression cylinder 243, and the lifting assembly 280 transfers the air in the middle cylinder 260 to a gas compression area through lifting motion. Specifically, the linkage assembly 270 is installed on the top of the inner frame 270, and provides a support for the lifting assembly 280 to perform lifting movement, and drives the gas piston assembly 240 to perform piston movement. For example, the linkage assembly 270 may include a pulley and a connecting belt, the lifting assembly 280 may include a floating cylinder, the gas piston assembly 240 may include a linkage rod, a cylinder piston and a compression cylinder, and it should be noted that the linkage assembly 270, the lifting assembly 280 and the gas piston assembly 240 may also be replaced by other structures having the same or similar functions, which is not limited in this embodiment.

Further, the air return port 230 is used to connect with an external air pressure device, and air provided by the external air pressure device is introduced into the middle cylinder 260 to push the operation of the lifting assembly 280. Specifically, the return air port 230 is used for injecting air into the general air cylinder 200, and when the air compression system starts to operate, the air injected through the return air port 230 is delivered to the middle cylinder 260 and then transferred to the lifting assembly 280 through the air port 262 on the middle cylinder 260, so that the lifting assembly 280 starts to operate, and initial power is provided for the lifting assembly 280 to perform lifting movement. Alternatively, the external air pressure device may be an air pump, and air is injected into the air return opening 230 by the air pump, and it is understood that the external air pressure device may also be other devices having an air delivery function, and the embodiment is not limited thereto.

The air compression system that this embodiment provided utilizes the effort of air and water, drives lifting unit and carries out elevating movement, and then drives the gas piston subassembly and continuously carries out piston motion and brings external air into the gas compression region, has reduced the required energy consumption of compressed air to energy loss is little, has improved compressed air's conversion efficiency.

In one embodiment, please refer to fig. 7, the linking assembly 270 includes a pulley block 272 and a synchronous connecting belt 274, the pulley block 272 is disposed at the top of the inner frame 250, the synchronous connecting belt 274 is overlapped on the pulley block 272, two ends of the synchronous connecting belt 274 are respectively connected to the lifting assembly 280, and the lifting assembly 280 performs reciprocating lifting movement based on the acting force provided by the pulley block 272 and the synchronous connecting belt 274. Optionally, the pulley block 272 includes at least two pulleys, for example, one pulley block 272 is two pulleys, and the synchronous connecting belt 274 is hung on the pulley block 272 to provide traction for the lifting assembly 280.

In one embodiment, with continued reference to fig. 7, the lifting assembly 280 includes at least two floating cylinders, which are respectively connected to two ends of the synchronous connecting belt 274 and suspended on the pulley block 272 via the synchronous connecting belt 274, so that the two floating cylinders perform lifting motion on the inner frame 250, and the floating cylinders are used for carrying air, floating upward, and transferring air. Specifically, the floating cylinder is of a cylinder body structure, the bottom of the floating cylinder is suspended so that air can enter the floating cylinder, and the air enters the floating cylinder and then drives the floating cylinder to float upwards through the buoyancy of the air. Under the action of the linkage assembly 270, the two floating cylinders connected by the synchronous connecting belt 274 move relatively, when one floating cylinder rises, the other floating cylinder falls, and the movement rate of the lifting assembly 280 is accelerated, so that the working efficiency of the air compression device is improved. It should be noted that the lifting assembly may be a semi-enclosed structure made of other materials, which is easy to float after air is loaded in the liquid, and the embodiment is not limited thereto.

Illustratively, the lifting assembly 280 includes a first floating cylinder 282 and a second floating cylinder 284, the first floating cylinder 282 and the second floating cylinder 284 move relatively, and when the first floating cylinder 282 is lifted, the second floating cylinder 284 is lowered; when the first float cylinder 282 is lowered, the second float cylinder 284 is raised.

In one embodiment, referring to fig. 6 and 7, the middle cylinder 260 has a hollow cylinder structure, the top of the middle cylinder 260 has a closed cylinder top, the bottom of the middle cylinder 260 is suspended, and the middle cylinder 260 is surrounded by the side walls and the cylinder top to form an accommodating space for storing air. The cylinder top is provided with an air vent 262, an electromagnetic valve is arranged at the air vent 262, and the air vent 262 is controlled to be opened and closed through the electromagnetic valve. Specifically, the electromagnetic valve is controlled to be opened and closed through magnetic induction, when the floating cylinder descends to a position close to the electromagnetic valve, the electromagnetic valve is opened, air in the middle cylinder 260 enters the floating cylinder, when the air entering the floating cylinder reaches a certain amount, the floating cylinder ascends, and the electromagnetic valve is closed at the moment. A trace channel 264 is disposed through the middle cylinder 260, and the trace channel 264 is used for providing a movable channel for the trace 241. It should be noted that the number of the air vents 262 and the trace channels 264 may be set to be one or more according to the requirement, and this embodiment does not limit this.

In one embodiment, the top of the floating cylinder is provided with a solenoid valve which is opened when the floating cylinder rises to the highest position, so that the air in the floating cylinder is transferred to a gas compression area, and the highest position refers to the highest position which can be reached by the floating cylinder when the floating cylinder performs lifting motion. Optionally, the electromagnetic valve at the top of the floating cylinder and the electromagnetic valve arranged at the vent of the middle cylinder are controlled by a pair of electromagnetic valves in the same group, when the electromagnetic valve arranged at the vent of the middle cylinder is opened, the electromagnetic valve on one floating cylinder far away from the middle cylinder connected with the same synchronous connecting belt is opened, and when the electromagnetic valve arranged at the vent of the middle cylinder is closed, the electromagnetic valve on one floating cylinder far away from the middle cylinder connected with the same synchronous connecting belt is closed. For example, the synchronous connecting belt is connected with a first floating cylinder and a second floating cylinder, a first electromagnetic valve is arranged at the top of the first floating cylinder, a second electromagnetic valve is arranged at the top of the second floating cylinder, a third electromagnetic valve is arranged at an air vent on the middle cylinder corresponding to the first floating cylinder, a fourth electromagnetic valve is arranged at an air vent on the middle cylinder corresponding to the second floating cylinder, the first electromagnetic valve and the fourth electromagnetic valve are controlled in the same group, the second electromagnetic valve and the third electromagnetic valve are controlled in the same group, when the third electromagnetic valve on the middle cylinder is opened, the second electromagnetic valve is opened, and when the third electromagnetic valve on the middle cylinder is closed, the second electromagnetic valve is closed; when the fourth electromagnetic valve on the middle cylinder is opened, the first electromagnetic valve is opened, and when the fourth electromagnetic valve on the middle cylinder is closed, the first electromagnetic valve is closed.

Above-mentioned air compression system utilizes the effort of air and water, drives lifting unit and carries out elevating movement, and then drives the gas piston subassembly and continuously carries out piston motion and brings external air into the gas compression region, has reduced the required energy consumption of compressed air to energy loss is little, has improved compressed air's conversion efficiency.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A gas piston assembly is characterized by being applied to an air compression system and comprising a linkage rod and a cylinder piston which are fixedly connected, wherein one end of the linkage rod is fixed on one side of the cylinder piston and is linked with the cylinder piston, the other side of the cylinder piston is arranged in a compression cylinder, and the bottom of the compression cylinder is provided with an air passage;

2. The gas piston assembly of claim 1 wherein said compression cylinder is disposed on a base of said air compression system, said air passageway being in contact with air external to said air compression system; when the cylinder piston is matched with the compression cylinder to perform piston movement, external air enters the compression cylinder through the air passage.

3. The gas piston assembly as claimed in claim 2, wherein a first check valve is provided at the air passage, the first check valve opens when the cylinder piston is pulled outward of the compression cylinder, and external air enters the compression cylinder through the air passage; the first check valve closes when the cylinder piston is compressed into the compression cylinder.

4. A gas piston assembly as claimed in claim 3, in which a compression release air passage is provided in the cylinder piston, through which air in the compression cylinder enters a gas storage device of the air compression system for storing said air when the cylinder piston is compressed towards the inside of the compression cylinder.

5. A gas piston assembly according to claim 4, characterized in that the side of the compression-release gas channel facing the compression cylinder is provided with a second check valve; when the cylinder piston is compressed towards the compression cylinder, the second check valve is opened, and air in the cylinder piston enters a gas storage device of the air compression system through the compression release air passage; the second check valve closes when the cylinder piston is drawn outward of the compression cylinder.

6. The gas piston assembly of claim 1, wherein a positioning frame for positioning the cylinder piston is provided at an outer side of the cylinder piston, the positioning frame being installed on a base of the air compression system to be spaced apart from the cylinder piston by a predetermined distance for defining a pull-up height of the cylinder piston.

7. The gas piston assembly of claim 6, wherein the positioning frame comprises a bottom frame, a supporting frame and a top frame, the bottom frame is arranged on a base of the air compression system around the cylinder piston, one end of the supporting frame is vertically arranged on the bottom frame, the other end of the supporting frame is fixedly connected with the top frame and is used for supporting the top frame, and the top frame is used for limiting the pulling height of the cylinder piston.

8. The gas piston assembly as claimed in claim 6 or 7, wherein a leak-proof membrane for water prevention is sleeved on the cylinder piston, and the leak-proof membrane is fixed around the cylinder piston through the positioning frame;

9. The gas piston assembly of claim 1, wherein the other end of the linkage is fixedly connected to a lifting assembly of the air compression system, and the lifting assembly performs a lifting motion to drive the linkage to move, so as to drive the cylinder piston to cooperate with the compression cylinder to perform a piston motion.

10. An air compression system is characterized by comprising a general air cylinder, wherein the general air cylinder is of a closed structure consisting of a cylinder body and a base, a gas piston assembly is arranged on the base and comprises a linkage rod, an air cylinder piston and a compression air cylinder, one end of the linkage rod is fixed on one side of the air cylinder piston and is linked with the air cylinder piston, the other side of the air cylinder piston is arranged in the compression air cylinder, and an air passage is formed in the bottom of the compression air cylinder;