CN113915375B - Electromagnetic valve capable of freely selecting mode - Google Patents

Electromagnetic valve capable of freely selecting mode Download PDF

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Publication number
CN113915375B
CN113915375B CN202111126614.0A CN202111126614A CN113915375B CN 113915375 B CN113915375 B CN 113915375B CN 202111126614 A CN202111126614 A CN 202111126614A CN 113915375 B CN113915375 B CN 113915375B
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CN
China
Prior art keywords
transmission rod
valve body
side wall
air outlet
threads
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CN202111126614.0A
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Chinese (zh)
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CN113915375A (en
Inventor
郭俊
张建华
陈义
肖立胜
赵继兴
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Huaneng Chaohu Power Generation Co Ltd
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Huaneng Chaohu Power Generation Co Ltd
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Priority to CN202111126614.0A priority Critical patent/CN113915375B/en
Publication of CN113915375A publication Critical patent/CN113915375A/en
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Publication of CN113915375B publication Critical patent/CN113915375B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/022Flow-dividers; Priority valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/04Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/04Construction of housing; Use of materials therefor of sliding valves
    • F16K27/048Electromagnetically actuated valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/08Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Multiple-Way Valves (AREA)

Abstract

The invention discloses a solenoid valve capable of freely selecting modes, which comprises a valve body, an arc-shaped sliding block, a pushing sliding block and a plug, wherein a first electromagnet and a second electromagnet are respectively and fixedly arranged at two sides of the valve body, a connecting rod is movably sleeved on the inner side wall of the first electromagnet, a piston is fixedly sleeved on the outer side wall of the connecting rod, a first iron block and a second iron block are respectively and fixedly arranged at two sides of the connecting rod, a first air inlet and a second air inlet are formed in the top of the valve body, and a first air outlet, a working gas inlet and a second air outlet are formed in the bottom of the valve body. According to the invention, the two-position five-way valve can be changed into the two-position three-way valve by adding the plug, the valve body does not need to be replaced, the two-position three-way valve does not need to be purchased additionally, the product competitiveness of electromagnetic valve manufacturers can be improved by diversified selection, the driving force generated by oil entering is utilized to clamp through the transmission mechanism, the stability of the mechanism is improved, and the additional driving mechanism and driving force are not needed, so that the production and use cost is saved.

Description

Electromagnetic valve capable of freely selecting mode
Technical Field
The invention relates to the technical field of electromagnetic valves, in particular to an electromagnetic valve capable of freely selecting modes.
Background
The electromagnetic valve is widely applied to the current mechanical manufacturing and life production, the electromagnetic valve mainly used at present is mainly divided into a two-position three-way electromagnetic valve and a two-position five-way electromagnetic valve, a closed cavity is arranged in the electromagnetic valve, through holes are formed in different positions, each hole is led to different oil pipes, a valve is arranged in the middle of the cavity, two electromagnets are arranged on two sides, a magnet coil on which a valve body is electrified can attract to which side, different oil discharging holes are blocked or leaked through controlling the movement of the valve body, an oil inlet hole is normally open, hydraulic oil can enter different oil discharging pipes, then the piston of an oil cylinder is pushed through the pressure of the oil, the piston drives a piston rod, the piston rod drives a mechanical device to move, so that the mechanical movement is controlled through controlling the current of the electromagnets.
However, the existing mechanical production equipment is complex in working condition, the two-position three-way valve and the two-position five-way valve are required to be frequently switched and used according to different requirements, the two-position five-way valve and the two-position three-way valve are simultaneously arranged in most production lives, the switching back and forth is high in cost, the air tightness and the working efficiency can be affected, the two-position five-way valve is changed into the two-position three-way valve by adding the plug to the two-position five-way valve, the common plug is easy to be flushed by air pressure or oil pressure, leakage is caused, the production efficiency is difficult to be improved, and the operation cost and the failure rate in the later period can be increased.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a solenoid valve capable of freely selecting modes.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a solenoid valve capable of freely selecting modes comprises a valve body and a plug;
the two sides of the valve body are respectively and fixedly provided with a first electromagnet and a second electromagnet, the inner side wall of the first electromagnet is movably sleeved with a connecting rod, the outer side wall of the connecting rod is fixedly sleeved with a piston, and the two sides of the connecting rod are respectively and fixedly provided with a first iron block and a second iron block;
the top of valve body has seted up first air inlet and second air inlet, first gas outlet, working gas air inlet and second gas outlet have been seted up to the bottom of valve body.
Preferably, the top fixed mounting of end cap has arc type draw-in groove, the top fixed mounting of arc type draw-in groove has sealed top cap, the inboard fixed mounting of end cap has rectangular spout, the bottom side fixed mounting of rectangular spout has first stopper, the side fixed second transfer line that has cup jointed of first stopper, just the second transfer line with install rolling bearing between the first stopper, the fixed second transfer gear that has cup jointed in top of second transfer line, the fixed first transfer line that has cup jointed in bottom of end cap, just first transfer line with install rolling bearing between the end cap, the fixed first transfer gear that has cup jointed in top of first transfer line, the fixed manual wrench head that has cup jointed in bottom of first transfer line, first transfer gear with the second transfer gear meshes mutually.
Preferably, the surface side wall of the second transmission rod is provided with threads, the inner side wall of the pushing slide block, which is in contact with the second transmission rod, is also provided with threads, and the threads provided on the inner side wall of the pushing slide block are identical with the threads provided on the surface side wall of the second transmission rod in size.
Preferably, the valve body is fixed to be sleeved with a third transmission rod, one end of the third transmission rod extends to the outside of the valve body, a loosening torsion head is fixedly arranged at the extended top end, a rotating bearing is fixedly arranged between the third transmission rod and the inner side of the valve body, an impeller is movably sleeved on the side wall of the surface of the third transmission rod, the installation position of the impeller is located in the working gas inlet, a rotating bearing is arranged between the third transmission rod and the working gas inlet, sealing treatment is carried out between the third transmission rod and the working gas inlet, and a transmission belt is movably sleeved on the outer side wall of the third transmission rod.
Preferably, the inside of valve body is fixed to be cup jointed fourth transfer line, the table lateral wall of fourth transfer line with the inside wall activity of drive belt cup joints, the inboard fixed mounting of valve body has fixed spout, the top fixed mounting of fixed spout has the second stopper, the fourth transfer line runs through the second stopper, just the lateral surface of fourth transfer line has the activity to cup joint sealed slider, the side fixed mounting of sealed slider has the chucking cylinder.
Preferably, a part of the outer side surface of the fourth transmission rod is continuously provided with threads, a part of the inner side of the sealing slide block, which is in contact with the fourth transmission rod, is also provided with threads, the threads formed in the sealing slide block are identical with the threads formed on the outer side surface of the fourth transmission rod in size, the clamping cylinder extends to the inner side of the first air outlet, and the contact part of the clamping cylinder and the first air outlet is subjected to sealing treatment.
Preferably, the height of the arc-shaped sliding block is the same as that of the arc-shaped clamping groove, and when the arc-shaped sliding block moves to the outermost side, the arc-shaped clamping groove and the side radian of the arc-shaped sliding block form a circle, the circular size is identical to the inner diameter of the first air outlet, and the sizes of the first air outlet and the second air outlet are the same.
Compared with the prior art, the invention has the beneficial effects that:
1. when the system is in normal operation, the system can be used as a common two-position five-way electronic valve, when the function of the electronic valve is converted into a two-position three-way electronic valve, the plug can be plugged in along the inner side wall of the first air outlet, the position of the arc-shaped sliding block is inwards plugged in aiming at the position of the clamping cylinder, then the plug is rotated, the arc-shaped clamping groove is rotated to the upper part of the clamping cylinder to finish the clamping effect, then the manual torsion head is rotated, the first transmission rod rotates to drive the second transmission gear to rotate, the second transmission gear drives the second transmission rod to rotate, the second transmission rod drives the pushing sliding block to horizontally move along the second transmission rod through the threads formed in the pushing sliding block through the threads formed in the outer side surface of the second transmission rod, the arc-shaped sliding block is driven to move outwards, when the pushing sliding block moves to the first limiting block to contact, the movement is stopped, at the moment, the arc-shaped sliding block moves to the limit position, the arc-shaped sliding block and the arc-shaped clamping groove form a sealed round shape, the round shape is matched with the inner diameter of the first air outlet, the blocking of the first air outlet is completed, the two-position five-way valve is changed into a two-position three-way valve, the function switching is completed, the valve body does not need to be replaced, the two-position three-way valve does not need to be purchased additionally, the production cost is reduced, and meanwhile, the product competitiveness of electromagnetic valve manufacturers can be improved through diversified selection.
2. When the working gas inlet is ventilated or liquid is ventilated, the impeller is driven to rotate, the impeller drives the third transmission rod to rotate, the transmission belt drives the fourth transmission rod to rotate through the third transmission rod, the fourth transmission rod rotates to drive the sealing slide block to move along the direction of the first air outlet through the threads formed on the outer side surface of the fourth transmission rod along the threads formed on the inner side of the sealing slide block, the clamping cylinder is driven to extend towards the inner side of the first air outlet to clamp the plug, the plug needs to be loosened after the working is finished to twist the loosening torque, the third transmission rod reversely rotates, the clamping cylinder reversely moves to cancel clamping of the plug, the plug is clamped by utilizing the entering oil liquid and the gas power driving mechanism, the stability of the mechanism is improved, an extra driving mechanism and driving force are not needed, and the production and using cost are saved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a solenoid valve with a freely selectable mode according to the present invention;
FIG. 2 is a schematic diagram of the overall structure of a plug of a solenoid valve capable of freely selecting modes according to the present invention;
FIG. 3 is a schematic diagram of a plug transmission structure of a solenoid valve with a freely selectable mode according to the present invention;
FIG. 4 is a schematic diagram of the internal structure of a plug slider of a solenoid valve with a freely selectable mode according to the present invention;
FIG. 5 is a schematic diagram of a clamping structure of a solenoid valve capable of freely selecting modes according to the present invention;
fig. 6 is a schematic diagram of a clamping slider with a clamping structure of a solenoid valve capable of freely selecting modes according to the present invention.
In the figure: 1. a valve body; 2. a first electromagnet; 3. a connecting rod; 4. a first iron block; 5. a second electromagnet; 6. a second iron block; 7. a piston; 8. a plug; 81. an arc-shaped clamping groove; 82. sealing the top cover; 83. an arc-shaped sliding block; 84. rectangular sliding grooves; 85. a second transmission rod; 86. pushing the sliding block; 87. a second transmission gear; 88. a first transmission gear; 89. a first transmission rod; 810. manual twisting head; 811. a first limiting block; 9. a third transmission rod; 91. loosening the torsion head; 92. an impeller; 93. a drive belt; 94. a fourth transmission rod; 95. a sealing slide block; 96. clamping the column body; 97. a second limiting block; 98. a fixed chute; 11. a first air inlet; 12. a second air inlet; 13. a first air outlet; 14. a working gas inlet; 15. and a second air outlet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-6, a solenoid valve capable of freely selecting modes comprises a valve body 1 and a plug 8;
the two sides of the valve body 1 are respectively and fixedly provided with a first electromagnet 2 and a second electromagnet 5, the inner side wall of the first electromagnet 2 is movably sleeved with a connecting rod 3, the outer side wall of the connecting rod 3 is fixedly sleeved with a piston 7, and the two sides of the connecting rod 3 are respectively and fixedly provided with a first iron block 4 and a second iron block 6;
the top of valve body 1 has seted up first air inlet 11 and second air inlet 12, and first gas outlet 13, working gas inlet 14 and second gas outlet 15 have been seted up to the bottom of valve body 1.
As shown in fig. 2, an arc-shaped clamping groove 81 is fixedly installed at the top of the plug 8, a sealing top cover 82 is fixedly installed at the top of the arc-shaped clamping groove 81, a rectangular chute 84 is fixedly installed at the inner side of the plug 8, a first limiting block 811 is fixedly installed at the bottom side of the rectangular chute 84, a second transmission rod 85 is fixedly sleeved on the side face of the first limiting block 811, a rotating bearing is installed between the second transmission rod 85 and the first limiting block 811, a second transmission gear 87 is fixedly sleeved on the top end of the second transmission rod 85, a first transmission rod 89 is fixedly sleeved on the bottom of the plug 8, a rotating bearing is installed between the first transmission rod 89 and the plug 8, a first transmission gear 88 is fixedly sleeved on the top end of the first transmission rod 89, a manual torsion head 810 is fixedly sleeved on the bottom of the first transmission rod 89, and the first transmission gear 88 is meshed with the second transmission gear 87.
As shown in fig. 2, the surface side wall of the second transmission rod 85 is provided with threads, the inner side wall of the pushing slide block 86, which is in contact with the second transmission rod 85, is also provided with threads, and the threads provided on the inner side wall of the pushing slide block 86 are identical to the threads provided on the surface side wall of the second transmission rod 85 in size.
As shown in fig. 2, a third transmission rod 9 is fixedly sleeved on the inner side of the valve body 1, one end of the third transmission rod 9 extends to the outside of the valve body 1, a loosening torsion head 91 is fixedly mounted at the extended top end, a rotating bearing is fixedly mounted between the third transmission rod 9 and the inner side of the valve body 1, an impeller 92 is movably sleeved on the surface side wall of the third transmission rod 9, the mounting position of the impeller 92 is positioned in the working gas inlet 14, a rotating bearing is mounted between the third transmission rod 9 and the working gas inlet 14, sealing treatment is performed between the third transmission rod 9 and the working gas inlet 14, and a transmission belt 93 is movably sleeved on the outer side wall of the third transmission rod 9.
As shown in fig. 6, a fourth transmission rod 94 is fixedly sleeved on the inner side of the valve body 1, the outer side wall of the fourth transmission rod 94 is movably sleeved on the inner side wall of the transmission belt 93, a fixed sliding groove 98 is fixedly installed on the inner side of the valve body 1, a second limiting block 97 is fixedly installed on the top of the fixed sliding groove 98, the fourth transmission rod 94 penetrates through the second limiting block 97, a sealing sliding block 95 is movably sleeved on the outer side face of the fourth transmission rod 94, and a clamping cylinder 96 is fixedly installed on the side face of the sealing sliding block 95.
As shown in fig. 6, a part of the outer side surface of the fourth transmission rod 94 is continuously threaded, a part of the inner side of the sealing slide 95, which contacts with the fourth transmission rod 94, is also threaded, the threads formed inside the sealing slide 95 are matched with the threads formed on the outer side surface of the fourth transmission rod 94 in size, the clamping cylinder 96 extends to the inner side of the first air outlet 13, and the contact part of the clamping cylinder 96 and the first air outlet 13 is sealed.
As shown in fig. 2, the height of the arc-shaped sliding block 83 is the same as that of the arc-shaped clamping groove 81, and when the arc-shaped sliding block 83 moves to the outermost side, the arc-shaped clamping groove 81 and the side surface radian of the arc-shaped sliding block 83 form a circle, the circular size is identical to the inner diameter of the first air outlet 13, and the sizes of the first air outlet 13 and the second air outlet 15 are the same.
In the invention, when the system is normally operated, the system can be used as a common two-position five-way electronic valve, when the function of the electronic valve is required to be converted into a two-position three-way electronic valve, the plug 8 can be plugged along the inner side wall of the first air outlet 13, the position of the arc-shaped sliding block 83 is aligned with the position of the clamping cylinder 96 to be plugged inwards, then the plug 8 is rotated, the arc-shaped clamping groove 81 is rotated to the upper part of the clamping cylinder 96 to finish the clamping effect, then the manual torsion head 810 is rotated, the first transmission rod 89 is rotated to drive the second transmission gear 87 to rotate, the second transmission gear 87 drives the second transmission rod 85 to rotate, the second transmission rod 85 drives the pushing sliding block 86 to horizontally move along the second transmission rod 85 through the opened threads in the pushing sliding block 86 through the threads opened on the outer side surface of the second transmission rod 85, the arc-shaped sliding block 83 is driven to move outwards, when the sliding block 86 is pushed to move to the first limit block 811 to contact, the movement is stopped, at the moment, the arc-shaped sliding block 83 moves to the limit position, the arc-shaped sliding block 83 and the arc-shaped clamping groove 81 form a closed circle, the circle is matched with the inner diameter of the first air outlet 13, the blocking of the first air outlet 13 is completed, the two-position five-way valve is changed into a two-position three-way valve, the function switching is completed, a valve body is not required to be replaced, the two-position three-way valve is not required to be purchased additionally, the production cost is reduced, and meanwhile, the product competitiveness of electromagnetic valve manufacturers can be improved due to diversified choices; when the working gas inlet 14 is ventilated or liquid is ventilated, the impeller 92 is driven to rotate by the air flow, the third transmission rod 9 is driven to rotate by the impeller 92, the fourth transmission rod 94 is driven to rotate by the transmission belt 93 through the third transmission rod 9, the sealing slide block 95 is driven to move to the direction of the first air outlet 13 along the thread formed on the outer side surface of the fourth transmission rod 94 by the rotation of the fourth transmission rod 94, the clamping cylinder 96 is driven to extend to the inside of the first air outlet 13, the plug 8 is clamped, the plug 8 is required to be loosened after the working is finished, the torsion head 91 is required to be twisted to be loosened, the third transmission rod 9 reversely rotates, the clamping cylinder 96 reversely moves to cancel the clamping of the plug 8, the plug 8 is clamped by utilizing the entering oil liquid and the pneumatic driving mechanism, the stability of the mechanism is improved, an additional driving mechanism and driving force are not needed, and the production and use cost are saved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (3)

1. The electromagnetic valve capable of freely selecting the mode comprises a valve body (1), an arc-shaped sliding block (83) and a pushing sliding block (86), and is characterized by further comprising a plug (8);
the valve is characterized in that a first electromagnet (2) and a second electromagnet (5) are fixedly arranged on two sides of the valve body (1) respectively, a connecting rod (3) is movably sleeved on the inner side wall of the first electromagnet (2), a piston (7) is fixedly sleeved on the outer side wall of the connecting rod (3), and a first iron block (4) and a second iron block (6) are fixedly arranged on two sides of the connecting rod (3) respectively;
the top of the valve body (1) is provided with a first air inlet (11) and a second air inlet (12), and the bottom of the valve body (1) is provided with a first air outlet (13), a working gas inlet (14) and a second air outlet (15);
a third transmission rod (9) is fixedly sleeved on the inner side of the valve body (1), one end of the third transmission rod (9) extends to the outer part of the valve body (1), a loosening torsion head (91) is fixedly mounted at the extended top end, a rotating bearing is fixedly mounted between the third transmission rod (9) and the inner side of the valve body (1), an impeller (92) is movably sleeved on the surface side wall of the third transmission rod (9), the mounting position of the impeller (92) is positioned in the working gas inlet (14), a rotating bearing is mounted between the third transmission rod (9) and the working gas inlet (14), sealing treatment is performed between the third transmission rod (9) and the working gas inlet (14), and a transmission belt (93) is movably sleeved on the outer side wall of the third transmission rod (9);
the inner side of the valve body (1) is fixedly sleeved with a fourth transmission rod (94), the surface side wall of the fourth transmission rod (94) is movably sleeved with the inner side wall of the transmission belt (93), the inner side of the valve body (1) is fixedly provided with a fixed sliding groove (98), the top of the fixed sliding groove (98) is fixedly provided with a second limiting block (97), the fourth transmission rod (94) penetrates through the second limiting block (97), the outer side surface of the fourth transmission rod (94) is movably sleeved with a sealing sliding block (95), and the side surface of the sealing sliding block (95) is fixedly provided with a clamping cylinder (96);
a part of the outer side surface of the fourth transmission rod (94) is continuously provided with threads, the part, which is contacted with the fourth transmission rod (94), of the inner side of the sealing slide block (95) is also provided with threads, the threads which are arranged in the sealing slide block (95) are matched with the threads which are arranged on the outer side surface of the fourth transmission rod (94) in size, the clamping cylinder (96) extends to the inner side of the first air outlet (13), and the contact part of the clamping cylinder (96) and the first air outlet (13) is subjected to sealing treatment;
the novel sealing device is characterized in that an arc-shaped clamping groove (81) is fixedly arranged at the top of the plug (8), a sealing top cover (82) is fixedly arranged at the top of the arc-shaped clamping groove (81), a rectangular sliding groove (84) is fixedly arranged at the inner side of the plug (8), a first limiting block (811) is fixedly arranged at the bottom side of the rectangular sliding groove (84), a second transmission rod (85) is fixedly sleeved on the side face of the first limiting block (811), a rotating bearing is arranged between the second transmission rod (85) and the first limiting block (811), a second transmission gear (87) is fixedly sleeved on the top end of the second transmission rod (85), a first transmission rod (89) is fixedly sleeved at the bottom of the plug (8), a rotating bearing is arranged between the first transmission rod (89) and the plug (8), a first transmission gear (88) is fixedly sleeved at the top end of the first transmission rod (89), a manual torsion head (810) is fixedly sleeved on the bottom of the first transmission rod (88), and the first transmission gear (87) is meshed with the second transmission gear.
2. The electromagnetic valve capable of freely selecting modes according to claim 1, wherein the surface side wall of the second transmission rod (85) is provided with threads, the inner side wall of the pushing slide block (86) in contact with the second transmission rod (85) is also provided with threads, and the threads provided on the inner side wall of the pushing slide block (86) are matched with the threads provided on the surface side wall of the second transmission rod (85) in size.
3. A solenoid valve according to claim 2, characterized in that said arcuate slider (83) is of the same height as said arcuate slot (81) and that when said arcuate slider (83) is moved to the outermost side, said arcuate slot (81) and said arcuate slider (83) have a circular profile, and that said circular profile is of the same size as the inner diameter of said first air outlet (13) and that said first air outlet (13) and said second air outlet (15) are of the same size.
CN202111126614.0A 2021-09-26 2021-09-26 Electromagnetic valve capable of freely selecting mode Active CN113915375B (en)

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Application Number Priority Date Filing Date Title
CN202111126614.0A CN113915375B (en) 2021-09-26 2021-09-26 Electromagnetic valve capable of freely selecting mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111126614.0A CN113915375B (en) 2021-09-26 2021-09-26 Electromagnetic valve capable of freely selecting mode

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CN113915375A CN113915375A (en) 2022-01-11
CN113915375B true CN113915375B (en) 2023-07-25

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CN204004563U (en) * 2014-08-22 2014-12-10 宁波陈氏鑫光气动有限公司 A kind of interchangeable board-like solenoid valve
CN208041220U (en) * 2018-03-01 2018-11-02 江苏盐阜电站阀门辅机制造有限公司 A kind of dual-purpose air-operated solenoid valve
CN208565750U (en) * 2018-07-13 2019-03-01 深圳市摩控自动化设备有限公司 Universal type electromagnetic valve
CN113385964B (en) * 2021-08-18 2021-11-19 徐州中顺尚奕机械制造有限公司 All-round dust suppression inflation formula tubular product of three-phase revolution mechanic presss from both sides tight processing all-in-one

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