CN117552052A - Intelligent solar-energy saving crust breaking pneumatic control system and crust breaking cylinder - Google Patents
Intelligent solar-energy saving crust breaking pneumatic control system and crust breaking cylinder Download PDFInfo
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- CN117552052A CN117552052A CN202311624729.1A CN202311624729A CN117552052A CN 117552052 A CN117552052 A CN 117552052A CN 202311624729 A CN202311624729 A CN 202311624729A CN 117552052 A CN117552052 A CN 117552052A
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- 239000007789 gas Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/14—Devices for feeding or crust breaking
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention relates to the technical field of intelligent control of crust breaking cylinders, in particular to an intelligent throttle crust breaking pneumatic control system and a crust breaking cylinder; the crust breaking cylinder comprises a piston rod assembly, a front cover assembly, a cylinder barrel, a piston assembly, a rear cover assembly, a combination valve and a travel valve; the stroke valve comprises an F1 back cover stroke valve and an F2 front cover stroke valve; the F1 back cover travel valve is arranged on the back cover assembly, and the F2 front cover travel valve is arranged on the front cover assembly; the combined valve comprises an FA valve, an FB valve, an FC valve and an FD valve which are integrally combined; the FA valve, the FB valve, the FC valve and the FD valve comprise valve cavities and valve cores, and the valve cores can slide in the valve cavities; the FD valve which is logically controlled by combining three signals is integrated, and the logic control valve directly discharges the compressed air which is originally discharged to the atmosphere in the front cavity of the cylinder to the rear cavity of the cylinder to participate in crust breaking, so that the compressed air consumed by the cylinder is completely used for crust breaking, thereby realizing extremely saving air.
Description
Technical Field
The invention relates to the technical field of crust breaking cylinders, in particular to an intelligent gas-saving crust breaking pneumatic control system and a crust breaking cylinder.
Background
The crust breaking cylinder is mainly applied to the electrolytic aluminum industry, and aluminum oxide powder is added into the electrolytic tank in a timing and quantitative manner when aluminum is electrolyzed, namely the crust of the upper layer of the electrolytic tank is broken through (the industry commonly called a fire hole at a breaking-through discharging part) and the aluminum oxide powder is ensured to smoothly enter the electrolytic tank.
In order to cope with the common air cylinder used in the existing electrolytic aluminum industry, after the air cylinder crust breaking instruction is sent by the control system, the position detection and feedback are lacking, whether crust breaking is penetrated cannot be determined, and in addition, how to save the consumption of compressed air of the crust breaking air cylinder on the electrolytic tank is also a problem to be solved in the electrolytic aluminum industry.
The patent name of China patent application number is 2023106255432.0, and the patent name is 'a throttle crust breaking cylinder and a method for breaking through a feed opening by using the cylinder', which discloses a crust breaking cylinder structure, and utilizes the combination of a combination valve and a travel valve to realize throttle and on-demand air supply in the process of the ignition hole of an electrolytic tank, a pressure sensor is used for controlling the air source pressure of the crust breaking cylinder, the crust breaking cylinder is firstly operated by using lower air pressure to see whether the cylinder can break through, if the crust breaking can not break through, a pressure relay arranged on a vent pipe feeds back a signal, so that the air inlet pressure is changed into higher air pressure to break the crust, and then the crust breaking through is realized, namely the air source of the original crust breaking control cylinder is changed into a high-low pressure air source to break the crust. The cylinder can realize the detection and feedback of the position, save the consumption of compressed air compared with the common cylinder, and realize a certain energy-saving effect. But has the problems in the aspects of energy conservation and consumption reduction, and does not save the consumption of the compressed air to the maximum extent.
Disclosure of Invention
In order to solve the technical problems, the invention provides an intelligent air-saving crust breaking pneumatic control system and a crust breaking cylinder, which creatively integrates and combines a three-signal logic control reversing valve on the basis of a previous generation cylinder, and the logic control valve directly discharges compressed air which is originally discharged into the atmosphere and is provided with a rod cavity to a rear cavity of the cylinder to participate in crust breaking, so that the compressed air consumed by the cylinder is completely used for crust breaking, and extremely air saving is achieved.
The technical problems of the invention are realized by the following technical scheme: an intelligent throttle crust breaking pneumatic control system comprises a combination valve, an F1 rear cover travel valve and an F2 front cover travel valve; the combined valve comprises an FA valve, an FB valve, an FC valve, an FD valve, a D1 electromagnetic valve, a D2 electromagnetic valve, a K1 gas-electric converter and a K2 gas-electric converter;
the air inlet ends of the D1 electromagnetic valve and the D2 electromagnetic valve are connected with an air source, and the air outlet end of the D1 electromagnetic valve is connected with an FA valve and an FD valve;
the air outlet end of the D2 electromagnetic valve is connected with the FC valve and the FD valve; the F1 rear cover travel valve is connected with the FB valve; the K1 gas-electric converter and the K2 gas-electric converter are respectively connected with output gases of the F1 rear cover travel valve and the F2 front cover travel valve; the FA valve is connected with the cavity of the rear cover of the cylinder; the FA valve is connected with the front cover cavity of the cylinder through the FB valve and the FC valve.
Preferably, the FA valve is a two-position four-way reversing valve.
Preferably, the FB valve and the FD valve adopt two-position two-way reversing valves.
Preferably, the FC valve is a two-position three-way reversing valve.
Preferably, the D1 electromagnetic valve and the D2 electromagnetic valve are direct-acting two-position three-way electromagnetic valves.
Preferably, the K1 gas-electric converter and the K2 gas-electric converter convert the gas pressure signal into an electric signal.
Preferably, the F1 back cover travel valve and the F2 front cover travel valve adopt two-position three-way travel valves.
The invention also discloses a crust breaking cylinder applying the intelligent solar-saving crust breaking pneumatic control system, which comprises a piston rod assembly, a front cover assembly, a cylinder barrel, a piston assembly, a rear cover assembly, a combination valve and a travel valve; the travel valve comprises an F1 rear cover travel valve and an F2 front cover travel valve; the F1 rear cover travel valve is arranged on the rear cover assembly, and the F2 front cover travel valve is arranged on the front cover assembly; the combined valve comprises an FA valve, an FB valve, an FC valve and an FD valve which are integrally combined; the FA valve, FB valve, FC valve, and FD valve each include a valve chamber and a spool that is slidably movable within the valve chamber.
Preferably, the combination valve comprises an air inlet interface P cavity, an A cavity, a B cavity, A0 cavity, a 01 cavity, a 02 cavity, an A0 cavity and an A1 cavity.
In summary, the invention has the following beneficial effects:
1. according to the intelligent air-saving crust breaking pneumatic control system, the FA valve and the logic control FD valve are controlled through the D1 electromagnetic valve, the FC valve and the logic control FD valve are controlled through the D2 electromagnetic valve, the FB valve is controlled through the F2 front cover travel valve, the three-signal logic control FD valve is creatively integrated and combined on the basis of the previous pneumatic control system, and the logic control valve directly discharges the compressed air which is originally discharged to the atmosphere in the front cavity of the air cylinder to the rear cavity of the air cylinder to participate in crust breaking, so that the compressed air consumed by the air cylinder is completely used for crust breaking, and the extremely low air saving is achieved.
2. The intelligent gas-saving crust breaking cylinder provided by the invention utilizes the combination of the combination valve and the travel valve, realizes gas saving and on-demand gas supply in the process of the ignition hole of the electrolytic tank, realizes detection and feedback of the action position of the cylinder, realizes on-demand gas consumption, and maximally saves the consumption of compressed air.
Drawings
FIG. 1 is a cross-sectional view of a crust breaking cylinder structure;
FIG. 2 is a schematic view of the external structure of a crust breaking cylinder;
FIG. 3 is a perspective view of a stroke valve and its installed position;
FIG. 4 is a schematic diagram of a combination valve;
FIG. 5 is a schematic diagram of a crust breaking pneumatic control system;
FIG. 6 is a schematic control diagram of a crust breaking pneumatic control system;
fig. 7 is a schematic structural diagram of a crust breaking pneumatic control system.
Reference numerals illustrate:
1. a piston rod assembly; 2. a front cover assembly; 3. a cylinder; 4. a piston assembly; 5. a rear cover assembly; 6. a combination valve; 61. FA valve; 62. an FB valve; 63. an FC valve; 64. FD valve; 65. d1, an electromagnetic valve; 66. d2, an electromagnetic valve; 67. k1 gas-electric converter; 68. a K2 gas-electric converter;
7. a stroke valve; 71. f1 rear cover travel valve; 72. f2 front cover travel valve; 8. a self-locking member; 9. a front cover air inlet pipe; 10. a stroke valve air inlet pipe; 11. a travel valve air outlet pipe; 12. an air inlet end cover;
100. a cavity A; 101. a0 cavity; 102. a1 cavity; 103. a cavity B; 104. 0 chamber; 105. a 01 cavity; 106. 02 chambers; 111. and a P cavity.
Description of the embodiments
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the invention. 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 invention belongs.
For convenience of description, the words "upper", "lower", "left" and "right" in the present invention, if they mean only that the directions are consistent with the upper, lower, left, and right directions of the drawings per se, and do not limit the structure, only for convenience of description and simplification of the description, but do not indicate or imply that the apparatus or element to be referred to needs to have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As described above, the present invention provides an intelligent throttle crust breaking pneumatic control system and crust breaking cylinder, and will be further described with reference to fig. 1-7.
Example 1: the embodiment provides an intelligent throttle crust breaking pneumatic control system, which comprises a combination valve 6 and a travel valve 7; the stroke valve 7 comprises an F1 back cover stroke valve 71 and an F2 front cover stroke valve 72; wherein the combination valve 6 includes a FA valve 61, a FB valve 62, a FC valve 63, a FD valve 64, a D1 solenoid valve 65, a D2 solenoid valve 66, a K1 gas-electric converter 67, and a K2 gas-electric converter 68; the air inlet ends of the D1 electromagnetic valve 65 and the D2 electromagnetic valve 66 are connected with an air source, and the air outlet end of the D1 electromagnetic valve 65 is connected with the FA valve 61 and the FD valve 62;
the air outlet end of the D2 electromagnetic valve 66 is connected with the FC valve 63 and the FD valve 64; the F1 back cover travel valve 71 is connected with the FB valve 62; the K1 gas-electric converter 67 and the K2 gas-electric converter 68 are respectively connected with output gases of the F1 rear cover travel valve 71 and the F2 front cover travel valve 72; the FA valve 61 is connected with the cylinder rear cover cavity; the FA valve 61 is connected to the cylinder head chamber through the FB valve 62 and the FC valve 63.
Wherein the FA valve 61 is a two-position four-way reversing valve.
Wherein, FB valve 62 and FD valve 64 use two-position two-way reversing valves.
Wherein the FC valve 63 is a two-position three-way reversing valve.
Wherein, the D1 electromagnetic valve 65 and the D2 electromagnetic valve 66 adopt direct-acting two-position three-way electromagnetic valves.
Wherein, K1 gas electricity converter and K2 gas electricity converter convert the atmospheric pressure signal into the electrical signal.
Wherein, the F1 back cover travel valve and the F2 front cover travel valve adopt two-position three-way travel valves.
The embodiment also provides an intelligent air-saving crust breaking cylinder which mainly comprises the following components: the piston rod assembly 1, the front cover assembly 2, the cylinder barrel 3, the piston assembly 4, the rear cover assembly 5, the combined valve 6, the stroke valve 7, the self-locking part 8, the front cover air inlet pipe 9, the stroke valve air inlet pipe 10, the stroke valve air storage pipe 11, the air inlet end cover 12 and other main parts, and the combined valve 6 and the stroke valve 7 are in control connection through a PLC control system; wherein the stroke valve 7 comprises an F1 back cover stroke valve 71 and an F2 front cover stroke valve 72; f1 rear cover travel valve 71 is mounted on rear cover assembly 5 and F2 front cover travel valve 72 is mounted on front cover assembly 2; the output gas of the F1 rear cover travel valve 71 is connected with the K1 gas-electric converter 67; the output gas of the F2 front cover travel valve 72 is connected with the K2 gas-electric converter 68; the combination valve 6 includes a FA valve 61, a FB valve 62, a FC valve 63, and a FD valve 64 that are combined in a single structure; FA valve 61, FB valve 62, FC valve 63, and FD valve 64 each include a valve chamber and a spool that is slidably movable within the valve chamber.
As shown in fig. 4 and 5, the internal passage structure of the combination valve 6 includes an intake port P, P chamber 111, an a chamber 100, an A0 chamber 101, an A1 chamber 102, a B chamber 103, A0 chamber 104, 01 chamber 105 and 02 chamber 106, specifically: the air inlet interface P is an air inlet interface of the combined valve, the cavity B103 is a working cavity of the FA valve 61, and the cavity B103 is communicated with the cylinder rear cover; the 02 chamber 106 is the exhaust port of the B chamber 103, i.e., the cylinder back head end of the back cover assembly 5; the A cavity 100 is communicated with the front cylinder cover, and the A cavity 100 is communicated with the other cavity of the FA valve 61 through the A1 cavity 102 and the A0 cavity 101; the 01 chamber 105 is the exhaust port of the a chamber 100, i.e., the cylinder front head end of the front cover assembly 2; the 01 cavity 105 and the 02 cavity 106 are communicated, and the 01 cavity 105 and the 02 cavity 106 are connected with a connecting cavity on the rear cover of the cylinder through the combined valve body 6; the connection chamber of the 01 chamber 105 and the 02 chamber 106 is connected or disconnected with the 0 chamber 104 through the FD valve 64; i.e. to switch on or off the atmosphere.
The FD valve 64 receives 3 control signals, namely a signal P, a signal D1 and a signal D2, through a PLC control system, wherein the signal P is connected with a gas source P; the signal D1 is connected with the working cavity of the D1 electromagnetic valve 65; the signal D2 is connected with the working cavity of the D2 electromagnetic valve 66; when only signal P is on, the valve stem of FD valve 64 moves to the right; 01 chamber 105 and 02 chamber 106 are in communication with 0 chamber 104; when gas source P and signal D2 are turned on, the valve stem of FD valve 64 is moved to the left, chambers 105 and 106 are disconnected from chamber 0, 104, and the gas from the front chamber of the cylinder is turned on to the rear chamber of the cylinder. When the signal P and the signal D1 are turned on, the valve stem of the FD valve 64 is moved to the right, and the communication chamber between the O1 chamber 105 and the O2 chamber 106 is communicated with the O chamber 104 to the atmosphere. When P, D and D2 are turned on, the valve stem of the FD valve 64 is moved to the right, and the communication chamber between the O1 chamber 105 and the O2 chamber 106 is communicated with the O chamber 104 to the atmosphere.
When the D1 electromagnetic valve 65 is powered on, the FA valve 61 is reversed, when the D2 electromagnetic valve 66 is powered on, the FC valve 63 is reversed, and the self-locking component 8 acts, so that the end self-locking of the crust breaking cylinder is released. When the output gas of the F1 back cover travel valve 71 is connected with the FB valve 62 and the F1 back cover travel valve 71 outputs, the FB valve 62 is reversed, and meanwhile, the electric signal of the K1 gas-electric converter 67 is output.
The working principle of the intelligent solar terms crust breaking cylinder of the embodiment is as follows: as shown in fig. 5-7;
when in the initial position, the cylinder piston of the crust breaking cylinder approaches the back cover assembly 5, the F1 back cover travel valve 71 has output gas, the output gas of the F1 back cover travel valve 71 enables the K1 gas-electric converter 67 to have signal output, and meanwhile, the output gas of the F1 back cover travel valve 71 enables the FB valve 62 to change direction, and the air inlet of the FC valve 63 is cut off.
The working flow is as follows:
1. when the fire hole at the crust breaking position is smooth: d2 solenoid valve 66 is powered on, self-locking member 8 acts, crust breaking cylinder releases end self-locking, FC valve 63 commutates, A cavity 100 is communicated with O1 cavity 105, valve rod of FD valve 64 moves to left end, O1 cavity 105 is connected with O2 cavity 106 and O cavity 104 are cut off, front and back cavities of cylinder are communicated with O1 cavity 105, O2 cavity 106 and B cavity 103 under the action of gravity and air pressure of hammer head and piston rod of cylinder (area difference, area difference and cross section of piston rod are arranged between front and back cavities of cylinder, area of back cavity is large, air pressure is consistent with gravity direction of hammer head and piston rod),
the piston rod and the piston move downwards, when the piston leaves the F1 back cover travel valve 71, the FB valve 62 resumes the initial position, the air supply to the FC valve 63 is resumed, the piston continues to move downwards, the piston can be pressed to the F2 front cover travel valve 72 within a set time, the F2 front cover travel valve 72 is reversed to enable the K2 electro-pneumatic converter 68 to output, after the control system receives the output signal of the K2 electro-pneumatic converter 68, the D2 electromagnetic valve 66 is sent to be powered off, the FC valve 63 and the FD valve 64 resume the initial state, the A cavity 100 is ventilated, the O1 cavity 105 is communicated with the O2 cavity 106 and the O cavity 104, the air cylinder is exhausted to retract the air cylinder, and when the F1 back cover travel valve 71 is triggered by the piston, the F1 back cover travel valve 71 is reversed to enable the FB valve 62 to be closed, and the continuing air inlet of the lower cavity of the air cylinder is cut off, so as to achieve the air saving purpose.
2. When the fire hole at the crust breaking position is not smooth: the D2 electromagnetic valve 66 is powered on, the self-locking component 8 acts, the cylinder releases end self-locking, the FC valve 63 is reversed, the A cavity 100 is communicated with the O1 cavity 105, the valve rod of the FD valve 64 is moved to the left end, the O1 cavity 105 is disconnected from the O2 cavity 106 and the O cavity 104, the front cavity and the rear cavity of the cylinder are communicated, under the action of gravity and air pressure of a hammer head and a piston rod (the area difference exists between the front cavity and the rear cavity of the cylinder and the area of the rear cavity is large, the air pressure is consistent with the gravity direction of the hammer head and the piston rod), the cylinder piston rod and the piston move downwards, after the piston leaves the F1 rear cover travel valve 71, the FB valve 62 is restored to the initial position, the air supply to the FC valve 63 is restored, the piston continues to move downwards, the K2 gas-electric converter 68 does not output the D1 electromagnetic valve 65 to obtain an electric instruction in the set time, the FA valve 61 is reversed, the B cavity 103 is disconnected from the O2 cavity 106, the compressed air which enters the rear cavity of the cylinder is sealed in the rear cavity of the cylinder, the P cavity 111 is communicated with the B cavity 103, and the rear cavity of the cylinder is pressurized on the basis of the original air pressure, and the cylinder is pressurized without pressurizing from zero; at the same time, the D1 electromagnetic valve 65 is turned on, the FD valve 64 is simultaneously connected with the signal P, the signal D1 and the signal D2, the valve rod of the FD valve 64 is moved to the right end, and the front cavity of the cylinder is communicated with the O cavity 104 through the A cavity 100 and the O1 cavity 105 to be connected with the atmosphere. When the air pressure is added to the pressure-breaking shell, the piston is pressed down to the F2 front cover travel valve 72, the F2 front cover travel valve 72 is reversed to enable the K2 gas-electric converter 68 to output, after the control system receives the output signals of the K2 gas-electric converter 68, a power-off instruction of the D1 electromagnetic valve 65 and the D2 electromagnetic valve 66 is sent, the FA valve 61, the FC valve 63 and the FD valve 64 recover to an initial state, the A cavity 100 is ventilated, the B cavity 103 is exhausted through the O2 cavity 106, the O1 cavity 105 and the O cavity 104 to enable the cylinder to retract, and after the F1 rear cover travel valve 71 is triggered by the piston, the FB valve 62 is reversed by the F1 rear cover travel valve 71 to cut off continuous air inlet of the lower cavity of the cylinder, so that the air saving purpose is achieved.
The present invention is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (9)
1. An intelligent solar terms crust breaking pneumatic control system which is characterized in that: the device comprises a combined valve, an F1 back cover travel valve and an F2 front cover travel valve; the combined valve comprises an FA valve, an FB valve, an FC valve, an FD valve, a D1 electromagnetic valve, a D2 electromagnetic valve, a K1 gas-electric converter and a K2 gas-electric converter;
the air inlet ends of the D1 electromagnetic valve and the D2 electromagnetic valve are connected with an air source, and the air outlet end of the D1 electromagnetic valve is connected with an FA valve and an FD valve;
the air outlet end of the D2 electromagnetic valve is connected with the FC valve and the FD valve; the F1 rear cover travel valve is connected with the FB valve; the K1 gas-electric converter and the K2 gas-electric converter are respectively connected with output gases of the F1 rear cover travel valve and the F2 front cover travel valve; the FA valve is connected with the cavity of the rear cover of the cylinder; the FA valve is connected with the front cover cavity of the cylinder through the FB valve and the FC valve.
2. The intelligent solar term crust breaking pneumatic control system of claim 1, wherein: the FA valve adopts a two-position four-way reversing valve.
3. The intelligent solar term crust breaking pneumatic control system of claim 1, wherein: and the FB valve and the FD valve adopt two-position two-way reversing valves.
4. The intelligent solar term crust breaking pneumatic control system of claim 1, wherein: the FC valve adopts a two-position three-way reversing valve.
5. The intelligent solar term crust breaking pneumatic control system of claim 1, wherein: the D1 electromagnetic valve and the D2 electromagnetic valve adopt direct-acting two-position three-way electromagnetic valves.
6. The intelligent solar term crust breaking pneumatic control system of claim 1, wherein: the K1 gas-electric converter and the K2 gas-electric converter convert the gas pressure signal into an electric signal.
7. The intelligent solar term crust breaking pneumatic control system of claim 1, wherein: and the F1 rear cover travel valve and the F2 front cover travel valve adopt two-position three-way travel valves.
8. The crust breaking cylinder of the intelligent throttle crust breaking pneumatic control system of any of claims 1-7: the device comprises a piston rod assembly, a front cover assembly, a cylinder barrel, a piston assembly, a rear cover assembly, a combination valve and a travel valve; the travel valve comprises an F1 rear cover travel valve and an F2 front cover travel valve; the F1 rear cover travel valve is arranged on the rear cover assembly, and the F2 front cover travel valve is arranged on the front cover assembly; the method is characterized in that: the combined valve comprises an FA valve, an FB valve, an FC valve and an FD valve which are integrally combined; the FA valve, FB valve, FC valve, and FD valve each include a valve chamber and a spool that is slidably movable within the valve chamber.
9. The intelligent solar-control crust breaking pneumatic control system of claim 8, crust breaking cylinder: the method is characterized in that: the combination valve comprises a P cavity, an A cavity, a B cavity, A0 cavity, a 01 cavity, a 02 cavity, an A0 cavity and an A1 cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311624729.1A CN117552052A (en) | 2023-11-30 | 2023-11-30 | Intelligent solar-energy saving crust breaking pneumatic control system and crust breaking cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311624729.1A CN117552052A (en) | 2023-11-30 | 2023-11-30 | Intelligent solar-energy saving crust breaking pneumatic control system and crust breaking cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN117552052A true CN117552052A (en) | 2024-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311624729.1A Pending CN117552052A (en) | 2023-11-30 | 2023-11-30 | Intelligent solar-energy saving crust breaking pneumatic control system and crust breaking cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117552052A (en) |
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2023
- 2023-11-30 CN CN202311624729.1A patent/CN117552052A/en active Pending
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