Manual and pneumatic electromagnetic valve integrated control system
By designing an integrated control system for manual and pneumatic solenoid valves, combining manual and pneumatic operation, the problem of cylinders failing to work when solenoid valves malfunction is solved, enabling normal operation and flexible control of the cylinders.
Patent Information
- Application Number
- CN202520043867.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-08
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2035-01-08
AI Technical Summary
The existing cylinder cannot work properly when the solenoid valve malfunctions, affecting the normal operation of the valve.
An integrated manual and pneumatic solenoid valve control system was designed, which combines manual and pneumatic operation. The cylinder can be operated normally by switching the air port connection through the manual operating component.
In the event of a pneumatic solenoid valve failure, the cylinder can be manually operated to avoid affecting normal operation. It has both electric and manual control functions, which improves the reliability and flexibility of the system.
Smart Images
Figure CN223608979U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of pneumatic cylinder control system especially relates to a manual pneumatic solenoid valve integrated control system. BACKGROUND
[0002] The pneumatic cylinder comprises a cylinder barrel, a piston and a piston rod, the piston is arranged in the cylinder barrel and divides the cylinder barrel into a first air chamber and a second air chamber, one end of the piston rod is connected with the piston, the other end of the piston rod extends out of the cylinder barrel and extends out of or retracts into the second air chamber under the action of air pressure, the cylinder barrel is provided with a gas port A communicated with the first air chamber and a gas port B communicated with the second air chamber, and the gas port on the pneumatic cylinder in the prior art is connected with a solenoid valve, the solenoid valve controls air inlet of the gas port A or air inlet of the gas port B, so that the piston rod is extended or retracted. However, when the solenoid valve is blocked, the pneumatic cylinder cannot work, thereby affecting the normal work of the valve. SUMMARY
[0003] The utility model discloses a manual pneumatic solenoid valve integrated control system, which combines manual operation and pneumatic operation, and when the pneumatic operation is blocked, the pneumatic cylinder can be driven to work through manual operation, thereby not affecting the normal operation of the pneumatic cylinder.
[0004] The utility model discloses a technical scheme of a manual pneumatic solenoid valve integrated control system, which comprises a pneumatic cylinder and a pneumatic solenoid valve, the pneumatic cylinder is provided with a first air chamber and a second air chamber, the pneumatic solenoid valve is provided with a first gas port A, a first gas port B and a first gas port C, and further comprises a manual solenoid valve, the manual solenoid valve is provided with a second gas port A, a second gas port B, a second gas port C and an operating part, the second gas port A and the first gas port A are communicated with one of the air chambers, a one-way valve is arranged between the second gas port A and the first gas port A, the first gas port B is communicated with the other air chamber, the second gas port B is connected with the first gas port C, the second gas port C is an air inlet connected with an external air supply device, the operating part can switch the second gas port C to be communicated with the second gas port A or the second gas port B, and the pneumatic solenoid valve can drive the first gas port C to be communicated with the first gas port A or the first gas port B.
[0005] The pneumatic cylinder can be used for controlling the opening or closing of the valve, and has the functions of electric control and manual control, so that the utility model is more practical, when the valve is always open, the valve can be controlled to be closed through pneumatic operation or manual operation, but when the pneumatic solenoid valve is blocked and cannot be driven, the valve can be driven manually, thereby avoiding affecting the normal work.
[0006] Further, the pneumatic cylinder is further provided with a third gas port A communicated with the first air chamber and a third gas port B communicated with the second air chamber.
[0007] When the pneumatic electromagnetic valve works and drives the first gas port C to be communicated with the first gas port A, the second gas port C, the second gas port B, the first gas port C, the first gas port A and the third gas port A are sequentially communicated to form a first gas inlet channel, and the piston rod of the cylinder is extended; when the pneumatic electromagnetic valve works and drives the first gas port C to be communicated with the first gas port B, the second gas port C, the second gas port B, the first gas port C, the first gas port B and the third gas port B are sequentially communicated to form a second gas inlet channel, and the piston rod of the cylinder is retracted.
[0008] When the manual control operation member moves outward to drive the second gas port C to be communicated with the second gas port A, the second gas port C, the second gas port A and the third gas port A are sequentially communicated to form a third gas inlet channel, and the piston rod of the cylinder is extended; when the manual control operation member moves inward to drive the second gas port C to be communicated with the second gas port B, the second gas port C, the second gas port B, the first gas port C, the first gas port B and the third gas port B are sequentially communicated to form a fourth gas inlet channel, and the piston rod of the cylinder is retracted.
[0009] With the further arrangement, when the operation member is manually operated, the operation member is pulled outward, the second gas port C is communicated with the second gas port A, gas flows out from the second gas port A and enters the first gas chamber from the third gas port A, the piston in the first gas chamber is pushed to the second gas chamber, the piston rod is extended out of the cylinder, the operation member is pressed inward, the second gas port C is disconnected from the second gas port A and is communicated with the second gas port B, gas flows out from the second gas port B and passes through the first gas port C and the first gas port B and finally enters the second gas chamber from the third gas port B, the piston is pushed to retract the piston rod, when the pneumatic operation, the first gas port C is communicated with the first gas port A, the second gas port C is communicated with the second gas port B, gas flows out from the second gas port B and passes through the first gas port C and the first gas port A and finally enters the first gas chamber from the third gas port A, the piston in the first gas chamber is pushed to the second gas chamber, the piston rod is extended out of the cylinder, when the first gas port C is disconnected from the first gas port A and is communicated with the first gas port B, gas flows from the second gas port C to the second gas port B, gas flows out from the second gas port B and passes through the first gas port C and the first gas port B and finally enters the second gas chamber from the third gas port B, the piston is pushed to retract the piston rod.
[0010] Further arrangement of the utility model: first exhaust port is equipped on the pneumatic electromagnetic valve, second exhaust port is equipped on the manual electromagnetic valve;
[0011] When the pneumatic operation and the piston rod of the cylinder is extended, the third gas port B, the first gas port B and the first exhaust port are sequentially communicated to form a first exhaust channel, when the pneumatic operation and the piston rod of the cylinder is retracted, the third gas port A, the first gas port A and the first exhaust port are sequentially communicated to form a second exhaust channel;
[0012] The third gas port B, the first gas port B, the first gas port C, the second gas port B and the second exhaust port are sequentially communicated to form a third exhaust passage when the pneumatic electromagnetic valve is operated manually and the piston rod of the cylinder is extended.
[0013] The further setting is that when one of the gas chambers is filled with gas, the piston is pushed to move, and the gas in the other gas chamber is discharged to empty the gas chamber, so that the piston is positioned and the piston rod is prevented from rebounding.
[0014] The further setting is that the three-way valve is arranged between the first gas port A, the second gas port A and the third gas port A.
[0015] The further setting is that the three-way valve is arranged between the first gas port A, the second gas port A and the third gas port A.
[0016] The further setting is that the first exhaust port is provided with two first exhaust ports A and B, the third gas port B, the first gas port B and the first exhaust port B are communicated when the pneumatic electromagnetic valve is operated and the piston rod of the cylinder is extended, and the third gas port A, the first gas port A and the first exhaust port A are communicated when the pneumatic electromagnetic valve is operated and the piston rod of the cylinder is retracted.
[0017] The further setting is that the three-way valve is arranged between the first gas port A, the second gas port A and the third gas port A.
[0018] The further setting is that the first exhaust port and the second exhaust port are provided with silencers.
[0019] The further setting is that the three-way valve is arranged between the first gas port A, the second gas port A and the third gas port A. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 It is a schematic view of the pneumatic electromagnetic valve working and the piston rod being extended in the embodiment of the utility model;
[0021] Figure 2 It is a schematic view of the pneumatic electromagnetic valve working and the piston rod being retracted in the embodiment of the utility model;
[0022] Figure 3 It is a schematic view of the pneumatic electromagnetic valve working and the piston rod being extended in the embodiment of the utility model;
[0023] Figure 4 It is a schematic view of the pneumatic electromagnetic valve working and the piston rod being extended in the embodiment of the utility model;
[0024] Figure 5The utility model discloses a schematic diagram of manual electromagnetic valve of embodiment.
[0025] In the figure, 1, cylinder;11, first gas chamber;12, second gas chamber;13, third gas port A;14, third gas port B;15, piston;16, piston rod;2, pneumatic electromagnetic valve;21, first gas port A;22, first gas port B;23, first gas port C;24, first exhaust port;241, first exhaust port A;242, second exhaust port B;3, manual electromagnetic valve;31, second gas port A;32, second gas port B;33, second gas port C;34, operating part;35, check valve;36, second exhaust port;4, three-way valve. DETAILED DESCRIPTION
[0026] The technical solutions in the embodiments will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0027] It should be noted that, in the description of the utility model, all directional indications (such as up, down, front, back, etc.) are only used to explain the relative position relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), if the specific posture changes, the directional indication also changes accordingly.
[0028] In addition, in the utility model, the description such as "first", "second" is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. In the description of the utility model, the meaning of "several" is at least two, for example, two, three, etc., unless otherwise specifically limited.
[0029] In addition, the technical solutions of each embodiment of the utility model can be combined with each other, but it must be based on that the technical personnel in the art can realize, when the combination of technical solutions appears mutual contradiction or cannot be realized, it should be considered that the combination of technical solutions does not exist, also not within the protection scope required by the utility model.
[0030] For example, the utility model discloses a schematic diagram of manual electromagnetic valve of embodiment. Figures 1-5As shown, a kind of manual pneumatic electromagnetic valve integrated control system, including cylinder 1 and pneumatic electromagnetic valve 2, the first air chamber 11 and second air chamber 12 are equipped on the cylinder 1, pneumatic electromagnetic valve 2 is equipped with first gas port A21, first gas port B22 and first gas port C23, also include manual electromagnetic valve 3, the second gas port A31, second gas port B32, second gas port C33 and operating member 34 are equipped on the manual electromagnetic valve 3, first gas port A21 and second gas port A31 are communicated with one of the air chamber, and one-way valve 35 is equipped between the second gas port A31 and first gas port A21, first gas port B22 is communicated with another air chamber, can be first gas port A21 and second gas port A31 are communicated with first air chamber 11, first gas port B22 is communicated with second air chamber 12, or first gas port A21 and second gas port A31 are communicated with second air chamber 12, first gas port B22 is communicated with first air chamber 11, second gas port B32 is connected with first gas port C23, second gas port C33 is connected with external gas supply device, operating member 34 movement can switch second gas port C33 with second gas port A31 or with second gas port B32 communication, operating member 34 is pulled out or pressed inwards, and it can be switched, pneumatic electromagnetic valve can switch first gas port C23 with first gas port A21 communication or with first gas port B22 communication, cylinder can be used to control valve opening or closing, with electric and manual control function simultaneously, more practical, when valve is always open, it can be independently selected by pneumatic operation or manual operation to control valve to close, but when pneumatic electromagnetic valve fails, it can be selected to be manually driven, to avoid affecting normal work, the setting of one-way valve 35 makes gas flow from first gas port A21 only to the air chamber direction, and not to the second gas port A31 direction, Figures 1-3 The arrow in the figure indicates the direction of gas flow, and the arrow beside the piston rod indicates the direction of movement of the piston rod.
[0031] Specifically, the first gas port A21 and the second gas port A31 are communicated with the first air chamber 11, the first gas port B22 is communicated with the second air chamber 12, and the cylinder is further provided with a third gas port A13 communicated with the first air chamber 11 and a third gas port B14 communicated with the second air chamber 12.
[0032] When the pneumatic electromagnetic valve is driven to connect the first gas port C23 and the first gas port A21, the second gas port C33, the second gas port B32, the first gas port C23, the first gas port A21 and the third gas port A13 are sequentially communicated to form a first gas inlet passage, and the piston rod 16 of the cylinder 1 is extended out; when the pneumatic electromagnetic valve is driven to connect the first gas port C23 and the first gas port B22, the second gas port C33, the second gas port B32, the first gas port C23, the first gas port B22 and the third gas port B14 are sequentially communicated to form a second gas inlet passage, and the piston rod 16 of the cylinder 1 is retracted;
[0033] When the manual control operation member 34 is moved outward to drive the second air port C33 to be communicated with the second air port A31, the second air port C33, the second air port A31 and the third air port A13 are sequentially communicated to form a third air inlet passage, and the piston rod 16 of the cylinder 1 is extended. When the manual control operation member 34 is moved inward to drive the second air port C33 to be communicated with the second air port B32, the second air port C33, the second air port B32, the first air port C23, the first air port B22 and the third air port B14 are sequentially communicated to form a fourth air inlet passage, and the piston rod 16 of the cylinder 1 is retracted. When the operation member 34 is pulled outward, the second air port C33 is communicated with the second air port A31, gas flows out from the second air port A31 and enters the first air chamber 11 from the third air port A13, the piston 15 in the first air chamber 11 is pushed to the second air chamber 12, and the piston rod 16 is extended out of the cylinder. When the operation member 34 is pressed inward, the second air port C33 is disconnected from the second air port A31 and communicated with the second air port B32, gas flows out from the second air port B32, passes through the first air port C23 and the first air port B22, and finally enters the second air chamber 12 from the third air port B14, thereby pushing the piston 15 to retract the piston rod 16. When the pneumatic operation is performed, the second air port C33 is communicated with the second air port B32, gas flows out from the second air port B32, passes through the first air port C23 and the first air port A21, and finally enters the first air chamber 11 from the third air port A13, thereby pushing the piston 15 in the first air chamber 11 to the second air chamber 12, and the piston rod 16 is extended out of the cylinder. When the second air port C33 is disconnected from the second air port B32 and communicated with the second air port B32, gas flows out from the second air port B32, passes through the first air port C23 and the first air port B22, and finally enters the second air chamber 12 from the third air port B14, thereby pushing the piston 15 to retract the piston rod 16.
[0034] The pneumatic electromagnetic valve 2 is provided with a first exhaust port 24, and the manual electromagnetic valve 3 is provided with a second exhaust port 36.
[0035] When the pneumatic operation is performed and the piston rod of the cylinder 1 is extended, the third air port B14, the first air port B22 and the first exhaust port 24 are sequentially communicated to form a first exhaust passage. When the pneumatic operation is performed and the piston rod 16 of the cylinder 1 is retracted, the third air port A13, the first air port A21 and the first exhaust port 24 are sequentially communicated to form a second exhaust passage.
[0036] When the piston rod of the cylinder 1 is extended manually, the third port B14, the first port B22, the first port C23, the second port B32 and the second exhaust port 36 are sequentially communicated to form a third exhaust passage; when the piston rod of the cylinder 1 is retracted manually, the third port A13, the first port A21 and the first exhaust port 24 are sequentially communicated to form a fourth exhaust passage; when one of the gas chambers is filled with gas, the piston 15 is pushed to move; when the gas in the other gas chamber is exhausted, the gas chamber is emptied, the piston 15 is ensured to be in place, and the piston rod 16 is prevented from rebounding.
[0037] The three-way valve 4 is arranged between the first port A21, the second port A31 and the third port A13, so that the connection is convenient and the flow direction of the gas is controlled.
[0038] The first exhaust port 24 is provided with two first exhaust ports A241 and B242; when the piston rod 16 of the cylinder 1 is extended pneumatically, the third port B14, the first port B22 and the first exhaust port B242 are communicated; when the piston rod 16 of the cylinder 1 is retracted pneumatically, the third port A13, the first port A21 and the first exhaust port A241 are communicated, so that it is better to distinguish whether the piston rod 16 of the gas rod is extended or retracted; the first port A21 corresponds to the first exhaust port A, and the first port B22 corresponds to the first exhaust port B, so that the exhaust route is short and more reasonable; the first exhaust port 24 and the second exhaust port 36 are both provided with silencers, so that the silencing effect is achieved and the noise during exhaust is small.
Claims
1. A manual pneumatic solenoid valve integrated control system, comprising a pneumatic cylinder (1) and a pneumatic solenoid valve (2), the pneumatic cylinder (1) is provided with a first air chamber (11) and a second air chamber (12), the pneumatic solenoid valve (2) is provided with a first air port A (21), a first air port B (22) and a first air port C (23), characterized in that, The manual electromagnetic valve (3) is provided with a second air port A (31), a second air port B (32), a second air port C (33) and an operating member (34), the second air port A (31) and the first air port A (21) are communicated with one air chamber, a one-way valve (35) is arranged between the second air port A (31) and the first air port A (21), the first air port B (22) is communicated with another air chamber, the second air port B (32) is connected with the first air port C (23), the second air port C (33) is an air inlet connected with an external air supply device, the operating member (34) can be moved to switch the second air port C (33) to be communicated with the second air port A (31) or the second air port B (32), and the pneumatic electromagnetic valve can switch the first air port C (23) to be communicated with the first air port A (21) or the first air port B (22).
2. The manual pneumatic solenoid valve integrated control system according to claim 1, characterized by, The cylinder is further provided with a third air port A (13) communicated with the first air chamber (11) and a third air port B (14) communicated with the second air chamber (12); When the pneumatic electromagnetic valve drives the first air port C (23) to be communicated with the first air port A (21), the second air port C (33), the second air port B (32), the first air port C (23), the first air port A (21) and the third air port A (13) are sequentially communicated to form a first air inlet passage, and the piston rod (16) of the cylinder (1) is extended; when the pneumatic electromagnetic valve drives the first air port C (23) to be communicated with the first air port B (22), the second air port C (33), the second air port B (32), the first air port C (23), the first air port B (22) and the third air port B (14) are sequentially communicated to form a second air inlet passage, and the piston rod (16) of the cylinder (1) is retracted; When the manually controlled operating member (34) is moved outward to drive the second air port C (33) to be communicated with the second air port A (31), the second air port C (33), the second air port A (31) and the third air port A (13) are communicated to form a fourth air inlet passage, and the piston rod (16) of the cylinder (1) is extended; when the manually controlled operating member (34) is moved inward to drive the second air port C (33) to be communicated with the second air port B (32), the second air port C (33), the second air port B (32), the first air port C (23), the first air port B (22) and the third air port B (14) are sequentially communicated to form a fourth air inlet passage, and the piston rod (16) of the cylinder (1) is retracted.
3. The manual pneumatic solenoid valve integrated control system according to claim 2, characterized by, The pneumatic electromagnetic valve (2) is provided with a first air outlet (24), and the manual electromagnetic valve (3) is provided with a second air outlet (36); When the pneumatic operating member is operated and the piston rod (16) of the cylinder (1) is extended, the third air port B (14), the first air port B (22) and the first air outlet (24) are sequentially communicated to form a first air outlet passage; when the pneumatic operating member is operated and the piston rod (16) of the cylinder (1) is retracted, the third air port A (13), the first air port A (21) and the first air outlet (24) are sequentially communicated to form a second air outlet passage; When the piston rod (16) of the cylinder (1) is extended, the third port B (14), the first port B (22), the first port C (23), the second port B (32) and the second exhaust port (36) are sequentially communicated to form a third exhaust passage; when the piston rod (16) of the cylinder (1) is retracted, the third port A (13), the first port A (21) and the first exhaust port (24) are sequentially communicated to form a fourth exhaust passage.
4. The manual pneumatic solenoid valve integrated control system according to claim 2 or 3, characterized by The third port A (13), the first port A (21) and the second port A (31) are provided with a three-way valve (4).
5. The manual pneumatic solenoid valve integrated control system according to claim 3, wherein The first exhaust port (24) is provided with two first exhaust ports A (241) and B (242), when the piston rod (16) of the cylinder (1) is extended, the third port B (14), the first port B (22) and the first exhaust port B (242) are communicated; when the piston rod (16) of the cylinder (1) is retracted, the third port A (13), the first port A (21) and the first exhaust port A (241) are communicated.
6. The manual pneumatic solenoid valve integrated control system according to claim 3 or 5, characterized by The first exhaust port (24) and the second exhaust port (36) are provided with silencers.