CN115046038A - Overflow valve for high-temperature gas transmission - Google Patents
Overflow valve for high-temperature gas transmission Download PDFInfo
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- CN115046038A CN115046038A CN202210479113.9A CN202210479113A CN115046038A CN 115046038 A CN115046038 A CN 115046038A CN 202210479113 A CN202210479113 A CN 202210479113A CN 115046038 A CN115046038 A CN 115046038A
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- resistant
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 78
- 238000009413 insulation Methods 0.000 claims description 33
- 238000001816 cooling Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 230000001960 triggered effect Effects 0.000 claims description 10
- 239000000110 cooling liquid Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000012212 insulator Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0473—Multiple-way safety valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The invention discloses an overflow valve for high-temperature gas transmission, and belongs to the related field of overflow valves. An overflow valve for high-temperature gas transmission comprises a valve body, a valve cavity, a sealing plate, a valve core, a connecting sleeve, an aerating device, a high-temperature-resistant overflow assembly and a high-temperature-resistant conveying assembly; the valve cavity is arranged in the valve body, the sealing plate and the valve core are arranged in the valve cavity in a sliding manner, and the inflating device is detachably connected with the high-temperature-resistant conveying assembly; the high-temperature-resistant overflow assembly is arranged in the valve body, the high-temperature-resistant overflow assembly is positioned on the left side of the valve cavity, one end of the high-temperature-resistant overflow assembly is communicated with the outer side of the valve body, and the sealing plate is not positioned at the lower limit position in the valve cavity; this scheme has set up high temperature resistant overflow subassembly and high temperature resistant transport assembly, and high temperature resistant overflow subassembly is used for gaseous when transmitting, with the stable overflow that carries on of high-temperature gas to protection aerating device and valve body, high temperature resistant transport assembly are used for keeping the stability of high-temperature gas when the transportation.
Description
Technical Field
The invention belongs to the related field of overflow valves, and particularly relates to an overflow valve for high-temperature gas transmission.
Background
The safety overflow valve plays a safety protection role in the system. When the system pressure exceeds the specified value, the safety valve is opened, and a part of gas in the system is discharged into the atmosphere, so that the system pressure does not exceed the allowable value, and the system is ensured not to have accidents due to overhigh pressure.
Some existing overflow valves generally cannot protect the transportation of high-temperature gas pertinently, so that some parts which are not high in temperature resistance in the overflow valve are easily damaged due to the influence of high temperature, such as sealing rings made of rubber and other parts, the effect of the overflow valve is reduced, the phenomena of damage of the overflow valve, gas leakage and the like are caused, and the requirement for the transportation of the high-temperature gas is difficult to meet.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an overflow valve for high-temperature gas transmission, which is provided with a high-temperature-resistant overflow assembly and a high-temperature-resistant conveying assembly, wherein the high-temperature-resistant overflow assembly is used for stably overflowing high-temperature gas during gas transmission so as to protect an inflating device and a valve body, the high-temperature-resistant conveying assembly is used for keeping the stability of the high-temperature gas during transportation, and the high-temperature-resistant conveying assembly is used for protecting a sealing ring so as to prevent the sealing effect of parts such as the sealing ring from being reduced due to high-temperature influence.
The invention relates to an overflow valve for high-temperature gas transmission, which comprises a valve body, a valve cavity, a sealing plate, a valve core, a connecting sleeve, an aerating device, a high-temperature-resistant overflow assembly and a high-temperature-resistant conveying assembly, wherein the valve body is provided with a valve hole;
the valve cavity is arranged in the valve body, the sealing plate and the valve core are arranged in the valve cavity in a sliding manner, and the inflating device is detachably connected with the high-temperature-resistant conveying assembly;
the high-temperature-resistant overflow assembly is arranged in the valve body, is positioned on the left side of the valve cavity, one end of the high-temperature-resistant overflow assembly is communicated with the outer side of the valve body, the other end of the high-temperature-resistant overflow assembly is communicated with the valve cavity when the sealing plate is not positioned at the lower limit position in the valve cavity, and the high-temperature-resistant overflow assembly is used for switching the communication state of the valve cavity and the outer side of the valve body;
the high-temperature-resistant conveying assembly is arranged in the valve body and located on the right side of the valve cavity, the high-temperature-resistant conveying assembly comprises a sealing part, the sealing part is in a trigger type, the sealing part is triggered when the inflating device is connected with the high-temperature-resistant conveying assembly, and the high-temperature-resistant conveying assembly is sealed with the inflating device after the sealing part is triggered.
As a further improvement of the invention, the high-temperature-resistant overflow assembly comprises an overflow sealing block and an overflow cap, the left wall of the valve cavity is communicated with an overflow hole, the left side of the overflow hole is communicated with an exhaust cavity, the left side of the exhaust cavity is communicated with the outer side of the valve body, the overflow sealing block is in sliding connection with the overflow hole, the right end face of the overflow sealing block is hemispherical, the inner wall of the exhaust cavity is fixedly provided with a fixed seat, a communicating hole which is communicated from left to right is arranged in the fixed seat, the right end face of the fixed seat is fixedly provided with a return spring, the right end of the return spring is fixedly connected with the overflow sealing block, the joint of the overflow hole and the exhaust cavity is provided with a guide cavity, and the guide cavity is a conical surface.
As a further improvement of the invention, the overflow cap is arranged in the exhaust cavity in a sliding manner, the overflow cap cavity with a right opening is arranged in the overflow cap, the left wall of the overflow cap cavity is communicated with a through hole which is communicated from left to right, the upper wall of the exhaust cavity is communicated with a sliding cavity, the top end of the overflow cap extends upwards into the sliding cavity, the top end of the overflow cap is connected with the sliding cavity in a sliding manner from left to right, the right wall of the sliding cavity is fixedly provided with a tension spring, and the left end of the tension spring is fixedly connected with the overflow cap.
As a further improvement of the invention, the high-temperature-resistant conveying assembly further comprises a connecting sleeve and a heat insulation sleeve, the right wall of the valve cavity is communicated with a conveying hole, the heat insulation sleeve is fixedly arranged in the conveying hole and made of heat insulation materials, the heat insulation sleeve extends rightwards to the right side of the valve body, a left through hole and a right through hole are formed in the heat insulation sleeve, the connecting sleeve is fixedly arranged at the left end of the outer circular surface of the valve body, the connecting sleeve is sleeved on the outer circular surface of the heat insulation sleeve, the right end of the heat insulation sleeve extends to the right end face of the connecting sleeve, the left end face of the inflating device is provided with a connecting cavity, the connecting cavity is in threaded connection with the connecting sleeve, the right end of the connecting cavity is communicated with an inflating cavity, and the right side of the inflating cavity is provided with a device for conveying gas.
The sealing component comprises a sealing ring, the sealing ring is made of elastic materials, a tension spring is fixedly arranged on the right end face of the heat insulation sleeve, an electromagnetic cavity is formed in the right end face of the connecting sleeve, the electromagnetic cavity is annular, the sealing ring is connected with the electromagnetic cavity in a left-right sliding mode, the sealing ring is sleeved on the outer circular face of the right end of the heat insulation sleeve, a push plate is connected to the inner wall of the electromagnetic cavity in a left-right sliding mode and used for extruding the sealing ring, an extrusion spring is fixedly arranged on the left wall of the electromagnetic cavity, the right end of the extrusion spring is fixedly connected with the push plate, an electromagnet is fixedly arranged on the left wall of the electromagnetic cavity, magnetism is generated after the electromagnet is electrified, a magnetic block in the position corresponding to the electromagnet is fixedly arranged on the left end face of the push plate, and the tension spring is electrically connected with the electromagnet.
As a further improvement of the invention, when the inflating device is installed and connected with the connecting sleeve, the right wall of the connecting cavity is attached to the right end face of the heat insulation sleeve, the tension spring is triggered to start when the right wall of the connecting cavity is attached to the right end face of the heat insulation sleeve, and the electromagnet is closed when the tension spring is triggered to start.
As a further improvement of the invention, the outer circular surface of the connecting sleeve is provided with a water inlet, the top side of the water inlet is detachably provided with a sealing cover, the sealing cover is used for switching the communication state of the water inlet, the bottom side of the water inlet is communicated with a cooling ring cavity, the cooling ring cavity is annular, and cooling liquid is placed in the cooling ring cavity.
As a further improvement of the invention, the valve body is internally threaded with a rotating rod, the top end of the rotating rod extends upwards to the upper side of the valve body, the bottom end of the rotating rod extends downwards into the valve cavity, the bottom end of the rotating rod is fixedly provided with a pressing plate, the pressing plate is connected with the inner wall of the valve cavity in a vertical sliding manner, the bottom end of the pressing plate is fixedly provided with a connecting spring, the bottom end of the connecting spring is fixedly connected with a sealing plate, the sealing plate is fixedly connected with the valve core, the sealing plate is used for switching the communication state of the valve cavity and the overflow hole, and the sealing plate is used for switching the communication state of the valve cavity and the transmission hole.
As a further improvement of the invention, the lower side of the valve cavity is communicated with an air inlet, the lower side of the air inlet is an external air inlet end, air on the lower side of the air inlet has upward thrust, when the valve core is positioned at a lower limit position, the top end of the air inlet is hermetically connected with the valve core, and the valve core is spherical.
Compared with the prior art, the invention has the advantages that:
(1) this scheme has set up high temperature resistant overflow subassembly and high temperature resistant conveying assembly, and high temperature resistant overflow subassembly is used for gaseous when transmitting, with the stable overflow that carries on of high-temperature gas to protection aerating device and valve body, high temperature resistant conveying assembly are used for keeping the stability of high-temperature gas when the transportation, and high temperature resistant conveying assembly is used for protecting the sealing washer, prevents parts such as sealing washer because high temperature influences and leads to sealed effect to descend.
(2) This scheme has set up the overflow cap for remind the user when carrying out the overflow, and all can reset through reset spring on being in the optional position.
(3) This scheme has set up the sealed piece of overflow, and the sealed piece of overflow is rectangular form to can reduce the high temperature to the influence of sealed effect, and better insulate against heat, prevent that high temperature resistant overflow subassembly from receiving high temperature to influence.
(4) This scheme has set up sealing member, and sealing member is for triggering the formula, can be when aerating device is connected with the adapter sleeve automatic triggering to the extrusion sealing washer seals, and then guarantees sealed effect, and through the setting of radiation shield, can further reduce the influence of high temperature to the sealing washer simultaneously, and then improves the life of sealing washer.
(5) This scheme has set up the cooling water route, and then can carry out comparatively stable cooling to the sealing washer.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the full cross-section of FIG. 1;
FIG. 3 is an enlarged view of the structure A in FIG. 2;
FIG. 4 is an enlarged view of the structure of B in FIG. 2;
fig. 5 is an enlarged view of the structure C of fig. 4.
The reference numbers in the figures illustrate:
11. a valve body; 12. rotating the rod; 13. a valve cavity; 14. pressing a plate; 15. a connecting spring; 16. a sealing plate; 17. a valve core; 18. an air inlet; 19. an overflow aperture; 20. a transfer aperture; 21. an overflow sealing block; 22. a guide cavity; 23. an exhaust chamber; 24. a return spring; 25. a fixed seat; 26. a communicating hole; 27. an overflow cap; 28. an overflow cap cavity; 29. a through hole; 30. a sliding cavity; 31. a tension spring; 32. connecting sleeves; 33. an inflator; 34. a heat insulating sleeve; 35. a connecting cavity; 36. an inflation cavity; 37. cooling the ring cavity; 38. a water inlet; 39. a sealing cover; 40. a seal ring; 41. an electromagnetic cavity; 42. pushing a plate; 43. a compression spring; 44. a magnetic block; 45. an electromagnet.
Detailed Description
The first embodiment is as follows: please refer to fig. 1-5, which shows an overflow valve for high temperature gas transmission, comprising a valve body 11, a valve chamber 13, a sealing plate 16, a valve core 17, a connecting sleeve 32, an air charging device 33, a high temperature resistant overflow assembly and a high temperature resistant conveying assembly;
the valve cavity 13 is arranged in the valve body 11, the sealing plate 16 and the valve core 17 are both arranged in the valve cavity 13 in a sliding manner, and the inflating device 33 is detachably connected with the high-temperature-resistant conveying assembly;
the high-temperature-resistant overflow assembly is arranged in the valve body 11, is positioned on the left side of the valve cavity 13, one end of the high-temperature-resistant overflow assembly is communicated with the outer side of the valve body 11, the other end of the high-temperature-resistant overflow assembly is communicated with the valve cavity 13 when the sealing plate 16 is not positioned at the lower limit position in the valve cavity 13, and the high-temperature-resistant overflow assembly is used for switching the communication state of the valve cavity 13 and the outer side of the valve body 11;
in valve body 11 was located to high temperature resistant conveying assembly, high temperature resistant conveying assembly was located the right side of valve pocket 13, and high temperature resistant conveying assembly includes seal part, and seal part is the trigger formula, triggers seal part when aerating device 33 is connected with high temperature resistant conveying assembly, and seal part triggers back and seals high temperature resistant conveying assembly and aerating device 33.
The high-temperature-resistant conveying assembly further comprises a connecting sleeve 32 and a heat insulation sleeve 34, a conveying hole 20 is formed in the right wall of the valve cavity 13 in a communicating mode, the heat insulation sleeve 34 is fixedly arranged in the conveying hole 20, the heat insulation sleeve 34 is made of heat insulation materials, the heat insulation sleeve 34 extends to the right side of the valve body 11 rightwards, a hole which is through from left to right is formed in the heat insulation sleeve 34, the connecting sleeve 32 is fixedly arranged at the left end of the outer circular surface of the valve body 11, the connecting sleeve 32 is sleeved on the outer circular surface of the heat insulation sleeve 34, the right end of the heat insulation sleeve 34 extends to the right end face of the connecting sleeve 32, a connecting cavity 35 is formed in the left end face of the inflating device 33, the connecting cavity 35 is in threaded connection with the connecting sleeve 32, an inflating cavity 36 is formed in the communicating mode of the right end of the connecting cavity 35, and a device for gas to be conveyed is arranged on the right side of the inflating cavity 36.
Sealing member includes sealing washer 40, sealing washer 40 is made for elastic material, the fixed tension spring 31 that is equipped with of insulator housing 34 right-hand member face, electromagnetic cavity 41 has been seted up to adapter sleeve 32 right-hand member face, electromagnetic cavity 41 is the annular, sealing washer 40 and electromagnetic cavity 41 horizontal sliding connection, the outer disc of insulator housing 34 right-hand member is located to sealing washer 40 cover, electromagnetic cavity 41 inner wall horizontal sliding connection has push pedal 42, push pedal 42 is used for extrudeing sealing washer 40, electromagnetic cavity 41 left wall is fixed and is equipped with extrusion spring 43, extrusion spring 43 right-hand member and push pedal 42 fixed connection, electromagnetic cavity 41 left wall is fixed and is equipped with electro-magnet 45, electro-magnet 45 produces magnetism after the circular telegram, the fixed magnetic path 44 that is equipped with the position corresponding with electro-magnet 45 of push pedal 42 left end face, tension spring 31 and electro-magnet 45 electric connection.
When the inflation device 33 is installed and connected with the connecting sleeve 32, the right wall of the connecting cavity 35 is attached to the right end face of the heat insulation sleeve 34, the tension spring 31 is triggered to start when the right wall of the connecting cavity 35 is attached to the right end face of the heat insulation sleeve 34, and the electromagnet 45 is closed when the tension spring 31 is triggered to start.
The outer circular surface of the connecting sleeve 32 is provided with a water inlet 38, the top side of the water inlet 38 is detachably provided with a sealing cover 39, the sealing cover 39 is used for switching the communication state of the water inlet 38, the bottom side of the water inlet 38 is communicated with a cooling annular cavity 37, the cooling annular cavity 37 is annular, and cooling liquid is placed in the cooling annular cavity 37.
11 threaded connection of valve body has dwang 12, dwang 12 top upwards extends to 11 upsides of valve body, dwang 12 bottom downwardly extending is to in the valve pocket 13, dwang 12 bottom mounting is equipped with clamp plate 14, slide connection about clamp plate 14 and the 13 inner walls of valve pocket, clamp plate 14 bottom mounting is equipped with coupling spring 15, 15 bottoms of coupling spring and closing plate 16 fixed connection, closing plate 16 and case 17 fixed connection, closing plate 16 is used for switching the connected state of valve pocket 13 and overflow hole 19, closing plate 16 is used for switching the connected state of valve pocket 13 and transmission hole 20.
The lower side of the valve cavity 13 is communicated with an air inlet 18, the lower side of the air inlet 18 is an external air inlet end, air on the lower side of the air inlet 18 has upward thrust, when the valve core 17 is located at a lower limit position, the top end of the air inlet 18 is hermetically connected with the valve core 17, and the valve core 17 is spherical.
When high-temperature gas is transported, the inflating device 33 is in threaded connection with the connecting sleeve 32, at the moment, the left wall of the connecting cavity 35 is attached to the right end face of the heat insulating sleeve 34, the sealing ring 40 is pushed leftwards, the sealing ring 40 is pushed to slide leftwards in the electromagnetic cavity 41, the left wall of the connecting cavity 35 is attached to the right end face of the heat insulating sleeve 34, the tension spring 31 is triggered to start, the electromagnet 45 is started after the tension spring 31 is triggered, the electromagnet 45 is closed, the electromagnet 45 is not subjected to magnetic adsorption by the magnetic block 44 after being closed, at the moment, the push plate 42 is pushed rightwards by the pushing force of the extrusion spring 43, the sealing ring 40 is extruded, the sealing ring 40 is attached to the left wall of the connecting cavity 35 to be sealed, the rotating rod 12 is rotated to be in threaded connection with the valve body 11 through the rotating rod 12, the rotating rod 12 is driven to move upwards, the pressing plate 14 is driven to move upwards to release the connecting spring 15, after the connecting spring 15 is loosened, the gas on the lower side of the gas inlet 18 pushes the valve core 17 upwards, so that the gas is filled into the valve cavity 13, at the moment, the gas is difficult to push the overflow sealing block 21 leftwards, so that the gas can only enter the transmission hole 20, the gas enters a device to be transmitted through the gas filling cavity 36 through the heat insulation of the heat insulation sleeve 34 and the cooling of the cooling liquid in the cooling ring cavity 37, and the sealing ring 40 can be prevented from being heated and deformed or aged.
The second embodiment is as follows: different from the first embodiment, an overflow valve for high-temperature gas transmission, high-temperature-resistant overflow assembly includes overflow sealing block 21 and overflow cap 27, valve cavity 13 left wall intercommunication is equipped with overflow hole 19, overflow hole 19 left side intercommunication is equipped with exhaust chamber 23, the left side and the valve body 11 outside intercommunication of exhaust chamber 23, overflow sealing block 21 and overflow hole 19 sliding connection, overflow sealing block 21 right-hand member face is the hemisphere, the fixed fixing base 25 that is equipped with of inner wall of exhaust chamber 23, be equipped with the intercommunicating pore 26 that link up about in the fixing base 25, the fixed reset spring 24 that is equipped with of right-hand member face of fixing base 25, reset spring 24's right-hand member and overflow sealing block 21 fixed connection, overflow hole 19 is equipped with direction chamber 22 with the junction of exhaust chamber 23, direction chamber 22 is the circular conical surface.
The overflow cap 27 is arranged in the exhaust cavity 23 in a sliding mode, the overflow cap cavity 28 with the opening facing right is arranged in the overflow cap 27, the left wall of the overflow cap cavity 28 is communicated with a through hole 29, the through hole 29 is communicated from left to right, the upper wall of the exhaust cavity 23 is communicated with a sliding cavity 30, the top end of the overflow cap 27 upwards extends into the sliding cavity 30, the top end of the overflow cap 27 is connected with the sliding cavity 30 in a sliding mode from left to right, the right wall of the sliding cavity 30 is fixedly provided with a tension spring 31, and the left end of the tension spring 31 is fixedly connected with the overflow cap 27.
When the gas pressure in the gas inlet 18 is too high, the high-temperature gas in the gas inlet 18 pushes the valve core 17 to move upwards, the valve cavity 13 is communicated with the overflow hole 19 at the moment, the transmission hole 20 is in a closed state, the gas rushes into the overflow hole 19 and pushes the overflow sealing block 21 to move leftwards against the thrust of the return spring 24, so that the overflow sealing block 21 is pushed to slide to the left side of the overflow hole 19, the exhaust cavity 23 is communicated with the valve cavity 13 through the overflow hole 19, the gas moves leftwards and passes through the communication hole 26 at the moment, the overflow cap 27 is pushed to move leftwards to the outside of the exhaust cavity 23, meanwhile, the gas can pass through the through hole 29 to be rushed out of the valve body 11, the tension spring 31 is in an elongated state at the moment, and the tension spring 31 pulls the overflow cap 27 to return into the exhaust cavity 23 after the overflow is finished.
Gaseous overflow when transmission gas when the overflow needs the overflow, gaseous being difficult to get into and transmitting in the transmission hole 20, gaseous promoting overflow sealing block 21 moves left in valve chamber 13 and overflows, when the user observes tension spring 31 and moves to the valve body 11 outside, thereby can manually rotate dwang 12, thereby it is sealed with air inlet 18 top to drive case 17 lapse, after the overflow, thereby reset spring 24 does not receive the force thereby promote overflow sealing block 21 and slide to overflow hole 19 in sealed with overflow hole 19, the conical surface of direction chamber 22 is used for the direction this moment.
Claims (9)
1. The utility model provides an overflow valve that high temperature gas transmission used which characterized in that: the valve comprises a valve body (11), a valve cavity (13), a sealing plate (16), a valve core (17), a connecting sleeve (32), an aerating device (33), a high-temperature-resistant overflow assembly and a high-temperature-resistant conveying assembly;
the valve cavity (13) is arranged in the valve body (11), the sealing plate (16) and the valve core (17) are both arranged in the valve cavity (13) in a sliding manner, and the aerating device (33) is detachably connected with the high-temperature-resistant conveying assembly;
the high-temperature-resistant overflow assembly is arranged in the valve body (11), the high-temperature-resistant overflow assembly is positioned on the left side of the valve cavity (13), one end of the high-temperature-resistant overflow assembly is communicated with the outer side of the valve body (11), when the sealing plate (16) is not positioned at the lower limit position in the valve cavity (13), the other end of the high-temperature-resistant overflow assembly is communicated with the valve cavity (13), and the high-temperature-resistant overflow assembly is used for switching the communication state of the valve cavity (13) and the outer side of the valve body (11);
in valve body (11) was located to high temperature resistant conveying assembly, high temperature resistant conveying assembly was located the right side of valve pocket (13), and high temperature resistant conveying assembly includes seal part, and seal part is the formula of triggering, triggers seal part when aerating device (33) is connected with high temperature resistant conveying assembly, and seal part triggers back and seals high temperature resistant conveying assembly and aerating device (33).
2. The overflow valve for high-temperature gas transmission according to claim 1, wherein: high temperature resistant overflow subassembly includes overflow seal block (21) and overflow cap (27), valve pocket (13) left wall intercommunication is equipped with overflow hole (19), overflow hole (19) left side intercommunication is equipped with exhaust chamber (23), the left side and the valve body (11) outside intercommunication of exhaust chamber (23), overflow seal block (21) and overflow hole (19) sliding connection, overflow seal block (21) right-hand member face is the hemisphere, the fixed fixing base (25) that is equipped with of inner wall of exhaust chamber (23), intercommunicating pore (26) that link up about being equipped with in fixing base (25), the fixed reset spring (24) that is equipped with of right-hand member face of fixing base (25), the right-hand member and the overflow seal block (21) fixed connection of reset spring (24), overflow hole (19) are equipped with direction chamber (22) with the junction of exhaust chamber (23), direction chamber (22) are the circular conical surface.
3. The overflow valve for high-temperature gas transmission according to claim 2, characterized in that: in exhaust chamber (23) was located in overflow cap (27) slip, be equipped with overflow cap chamber (28) that the opening is right in overflow cap (27), overflow cap chamber (28) left wall intercommunication is equipped with perforating hole (29), link up about perforating hole (29), exhaust chamber (23) upper wall intercommunication is equipped with slip chamber (30), in overflow cap (27) top upwards extended to slip chamber (30), overflow cap (27) top and slip chamber (30) horizontal sliding connection, slip chamber (30) right wall is fixed and is equipped with tension spring (31), tension spring (31) left end and overflow cap (27) fixed connection.
4. The overflow valve for high-temperature gas transmission according to claim 1, wherein: the high-temperature-resistant conveying assembly further comprises a connecting sleeve (32) and a heat insulation sleeve (34), a transmission hole (20) is formed in the right wall of the valve cavity (13) in a communicating mode, the heat insulation sleeve (34) is fixedly arranged in the transmission hole (20), the heat insulation sleeve (34) is made of heat insulation materials, the heat insulation sleeve (34) extends to the right side of the valve body (11) rightwards, a hole which is formed in the heat insulation sleeve (34) in a penetrating mode is formed in the left end face and the right end face of the outer circular face of the valve body (11), the connecting sleeve (32) is fixedly arranged at the left end of the outer circular face of the valve body (11), the heat insulation sleeve (34) is sleeved on the outer circular face of the heat insulation sleeve (34), the right end face of the heat insulation sleeve (34) extends to the right end face of the connecting sleeve (32), a connecting cavity (35) is formed in the left end face of the inflating device (33), the connecting cavity (35) is in threaded connection with the connecting sleeve (32), an inflating cavity (36) is communicated with the right end of the connecting cavity (35), and a device for gas to be conveyed is arranged on the right side of the inflating cavity (36).
5. The overflow valve for high-temperature gas transmission according to claim 1, wherein: the sealing part comprises a sealing ring (40), the sealing ring (40) is made of elastic materials, a tension spring (31) is fixedly arranged on the right end face of the heat insulation sleeve (34), an electromagnetic cavity (41) is formed in the right end face of the connecting sleeve (32), the electromagnetic cavity (41) is annular, the sealing ring (40) is in sliding connection with the electromagnetic cavity (41) from left to right, the sealing ring (40) is sleeved on the outer circular face of the right end of the heat insulation sleeve (34), a push plate (42) is in sliding connection with the inner wall of the electromagnetic cavity (41) from left to right, the push plate (42) is used for extruding the sealing ring (40), an extruding spring (43) is fixedly arranged on the left wall of the electromagnetic cavity (41), the right end of the extruding spring (43) is fixedly connected with the push plate (42), an electromagnet (45) is fixedly arranged on the left wall of the electromagnetic cavity (41), magnetism is generated after the electromagnet (45) is electrified, a magnetic block (44) in a position corresponding to the electromagnet (45) is fixedly arranged on the left end face of the push plate (42), the tension spring (31) is electrically connected with the electromagnet (45).
6. The overflow valve for high-temperature gas transmission according to claim 1, wherein: when the inflation device (33) is installed and connected with the connecting sleeve (32), the right wall of the connecting cavity (35) is attached to the right end face of the heat insulation sleeve (34), the tension spring (31) is triggered to start when the right wall of the connecting cavity (35) is attached to the right end face of the heat insulation sleeve (34), and the electromagnet (45) is closed when the tension spring (31) is triggered to start.
7. The overflow valve for high-temperature gas transmission according to claim 1, wherein: a water inlet (38) is formed in the outer circular surface of the connecting sleeve (32), a sealing cover (39) is detachably arranged on the top side of the water inlet (38), the sealing cover (39) is used for switching the communication state of the water inlet (38), a cooling annular cavity (37) is arranged on the bottom side of the water inlet (38) in a communication mode, the cooling annular cavity (37) is annular, and cooling liquid is placed in the cooling annular cavity (37).
8. The overflow valve for high-temperature gas transmission according to claim 1, wherein: valve body (11) female connection has dwang (12), dwang (12) top upwards extends to valve body (11) upside, dwang (12) bottom downwardly extending to in valve pocket (13), dwang (12) bottom mounting is equipped with clamp plate (14), slide connection about clamp plate (14) and valve pocket (13) inner wall, clamp plate (14) bottom mounting is equipped with coupling spring (15), coupling spring (15) bottom and closing plate (16) fixed connection, closing plate (16) and case (17) fixed connection, closing plate (16) are used for switching the connected state of valve pocket (13) and overflow hole (19), closing plate (16) are used for switching the connected state of valve pocket (13) and transmission hole (20).
9. The overflow valve for high-temperature gas transmission according to claim 1, wherein: the lower side of the valve cavity (13) is communicated with an air inlet (18), the lower side of the air inlet (18) is an external air inlet end, air on the lower side of the air inlet (18) has upward thrust, when the valve core (17) is located at a lower limit position, the top end of the air inlet (18) is connected with the valve core (17) in a sealing mode, and the valve core (17) is spherical.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210479113.9A CN115046038B (en) | 2022-05-05 | 2022-05-05 | Overflow valve for high-temperature gas transmission |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210479113.9A CN115046038B (en) | 2022-05-05 | 2022-05-05 | Overflow valve for high-temperature gas transmission |
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| CN115046038A true CN115046038A (en) | 2022-09-13 |
| CN115046038B CN115046038B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210479113.9A Active CN115046038B (en) | 2022-05-05 | 2022-05-05 | Overflow valve for high-temperature gas transmission |
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|---|---|---|---|---|
| GB1512895A (en) * | 1975-06-11 | 1978-06-01 | Braukmann Armaturen | Differential-pressure overflow valve assembly |
| JP2002257297A (en) * | 2001-03-02 | 2002-09-11 | Koyo Sangyo Kk | Safety device for high-pressure gas vessel |
| CN201232785Y (en) * | 2008-05-08 | 2009-05-06 | 周重威 | Ultra-high pressure overflow valve |
| CN203963153U (en) * | 2014-06-22 | 2014-11-26 | 龚永青 | Relief valve |
| CN105257874A (en) * | 2015-10-26 | 2016-01-20 | 无锡阳工机械制造有限公司 | Stop valve with overflow function |
| CN208503579U (en) * | 2018-06-20 | 2019-02-15 | 安徽力威精工机械有限公司 | A kind of oil syringe pressure limiting valve |
| CN211693665U (en) * | 2020-02-02 | 2020-10-16 | 深圳市华天盛世科技有限公司 | Overflow valve |
| CN112049992A (en) * | 2020-09-08 | 2020-12-08 | 江苏青阳管业有限公司 | Stainless steel lined composite pipe sealing head |
| CN213629072U (en) * | 2020-09-25 | 2021-07-06 | 河南安彩光伏新材料有限公司 | Gas holder blowdown gas quantization energy-saving control device |
| CN215059799U (en) * | 2021-02-22 | 2021-12-07 | 谷城县金盛机械有限责任公司 | Small rotary valve |
-
2022
- 2022-05-05 CN CN202210479113.9A patent/CN115046038B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1512895A (en) * | 1975-06-11 | 1978-06-01 | Braukmann Armaturen | Differential-pressure overflow valve assembly |
| JP2002257297A (en) * | 2001-03-02 | 2002-09-11 | Koyo Sangyo Kk | Safety device for high-pressure gas vessel |
| CN201232785Y (en) * | 2008-05-08 | 2009-05-06 | 周重威 | Ultra-high pressure overflow valve |
| CN203963153U (en) * | 2014-06-22 | 2014-11-26 | 龚永青 | Relief valve |
| CN105257874A (en) * | 2015-10-26 | 2016-01-20 | 无锡阳工机械制造有限公司 | Stop valve with overflow function |
| CN208503579U (en) * | 2018-06-20 | 2019-02-15 | 安徽力威精工机械有限公司 | A kind of oil syringe pressure limiting valve |
| CN211693665U (en) * | 2020-02-02 | 2020-10-16 | 深圳市华天盛世科技有限公司 | Overflow valve |
| CN112049992A (en) * | 2020-09-08 | 2020-12-08 | 江苏青阳管业有限公司 | Stainless steel lined composite pipe sealing head |
| CN213629072U (en) * | 2020-09-25 | 2021-07-06 | 河南安彩光伏新材料有限公司 | Gas holder blowdown gas quantization energy-saving control device |
| CN215059799U (en) * | 2021-02-22 | 2021-12-07 | 谷城县金盛机械有限责任公司 | Small rotary valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115046038B (en) | 2023-10-31 |
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Effective date of registration: 20231012 Address after: Building 20, No. 6133, Huyi Road, Jiading District, Shanghai, 201800 Applicant after: Shanghai Meilong Valve Co.,Ltd. Address before: 321100 Chixi Street industrial functional zone, Lanxi City, Jinhua City, Zhejiang Province Applicant before: ZHEJIANG SUPER POWER FIRE FIGHTING EQUIPMENT Co.,Ltd. |
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