CN112325988A - Safe pressure-relief pollution-discharge magnetic turning plate liquid level meter - Google Patents
Safe pressure-relief pollution-discharge magnetic turning plate liquid level meter Download PDFInfo
- Publication number
- CN112325988A CN112325988A CN202011213965.0A CN202011213965A CN112325988A CN 112325988 A CN112325988 A CN 112325988A CN 202011213965 A CN202011213965 A CN 202011213965A CN 112325988 A CN112325988 A CN 112325988A
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- China
- Prior art keywords
- liquid level
- level meter
- pressure relief
- pressure
- valve body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
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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
- F16K17/164—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side and remaining closed after return of the normal pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention discloses a safe pressure-relief sewage-discharge magnetic turning plate liquid level meter which comprises a magnetic turning plate liquid level meter body, wherein an upper drainage tube and a lower drainage tube are sequentially arranged on the side surface of the magnetic turning plate liquid level meter body from top to bottom, control valves are respectively arranged on the upper drainage tube and the lower drainage tube, a pressure-relief valve body is fixedly arranged at the bottom end of the magnetic turning plate liquid level meter body through a flange plate, a fixing ring is fixed on the inner wall of the pressure-relief valve body close to the top end of the pressure-relief valve body, a connecting cylinder is fixed on the inner wall of the pressure-relief valve body close to the bottom end of the pressure-relief valve body, a side U-shaped communicating pipe is fixed on. Through the matching of the structures, the automatic pressure relief and pollution discharge of the magnetic turn-over plate liquid level meter body can be realized, the liquid pressure during pressure relief and pollution discharge can be adjusted, and the phenomenon that the magnetic turn-over plate liquid level meter body is exploded or damaged due to overlarge internal pressure is avoided.
Description
Technical Field
The invention relates to the technical field of liquid level meters, in particular to a safe pressure-relief pollution-discharge magnetic turning plate liquid level meter.
Background
The magnetic turning plate liquid level meter is one of the field indicating instruments widely used by industrial enterprises such as petroleum, chemical engineering, electric power, metallurgy and the like, and can be used for detecting the liquid level of media of equipment such as various towers, tanks, grooves, spherical containers, boilers and the like.
If Chinese patent publication No. CN207502028U discloses a safe pressure-relief pollution-discharge magnetic turnover plate liquid level meter, which belongs to the technical field of liquid level meters and comprises a magnetic turnover plate liquid level meter main body and a pollution discharge pipe, wherein the pollution discharge pipe is arranged on the magnetic turnover plate liquid level meter main body, the magnetic turnover plate liquid level meter main body is connected with an upper drainage pipe and a lower drainage pipe, the upper drainage pipe and the lower drainage pipe are both provided with control valves, a magnetic floater is arranged in the magnetic turnover plate liquid level meter main body, the pollution discharge pipe is provided with a valve, and the tail end of the pollution discharge pipe is connected with a; the relief valve includes fixed valve body, fixed valve body one end is connected with the blow off union coupling, the fixed valve body other end has the movable valve body through threaded connection, be equipped with the through-hole in the fixed valve body, the through-hole interpolation is equipped with the guide pillar, guide pillar one end is passed fixed valve body and is connected with sealed the pad, the guide pillar other end is equipped with the boss, the cover is equipped with pressure spring on the guide pillar between boss and the fixed valve body, the movable valve body is connected with the pipe, be equipped with the push pedal in the movable valve body, be equipped.
Because this magnetism turns over board level gauge when carrying out blowdown pressure release, need carry out the valve of manual open bottom, carry out the pressure release blowdown through the switching of artificial control valve, be difficult to timely carry out the pressure release blowdown according to the condition of internal pressure, be difficult for realizing automatic pressure release blowdown promptly, lead to the inside liquid pressure of magnetism turns over board level gauge too big easily, and the explosion appears or to the problem that its inside causes the harm, consequently need improve.
Disclosure of Invention
The invention aims to provide a safe pressure relief and pollution discharge magnetic turn-over plate liquid level meter, which can realize automatic pressure relief and pollution discharge of a magnetic turn-over plate liquid level meter body, can also adjust the liquid pressure during pressure relief and pollution discharge, avoids explosion or damage to the inside of the magnetic turn-over plate liquid level meter body due to overlarge internal pressure, and solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a board level gauge is turned over to safe pressure release blowdown magnetism, turns over board level gauge body including the magnetism, the side that the board level gauge body was turned over to the magnetism is from last to being equipped with down drainage tube and drainage tube down in proper order, and all being equipped with the control valve on going up drainage tube and the drainage tube down, the magnetism turns over the bottom of board level gauge body and has the pressure release valve body through ring flange fixed mounting, the inner wall that is close to its top on the pressure release valve body is fixed with solid fixed ring, the inner wall that is close to its bottom on the pressure release valve body is fixed with the connecting cylinder, and the side of pressure release valve body.
The upper and lower both sides of connecting cylinder have all been seted up the bar and have been led to the groove, and the inner wall sliding connection that two bars led to the groove has and is used for carrying out the sealing plug sealed to the connecting cylinder, the surface of sealing plug articulates there is the seal assembly who is used for carrying out the shutoff to solid fixed ring's opening, be equipped with the elastic adjustment subassembly that is used for promoting the sealing plug to remove in the connecting cylinder.
Preferably, the seal assembly includes the dead lever of fixed connection on the pressure release valve body inner wall, the through-hole has been seted up on the surface of dead lever, and the inner wall of through-hole slides and has the carriage release lever, the top of carriage release lever is fixed with and is used for carrying out the shutoff stopper sealed to solid fixed ring, and the surface of sealing plug articulates there is the connecting rod that is used for pulling the carriage release lever and carries out the removal.
Preferably, the surface of the sealing plug is fixedly connected with a rubber sealing ring, and the surface of the rubber sealing ring is abutted against the inner wall of the fixing ring.
Preferably, the elastic adjusting assembly comprises a screw rod connected to the side surface of the pressure relief valve body in a sealing and rotating mode, a moving plate is connected to the surface of the screw rod in a threaded mode, and an elastic assembly used for pushing the sealing plug to move is fixed to the side surface of the moving plate.
Preferably, the elastic assembly comprises a telescopic pipe fixedly connected to the side face of the moving plate, a return spring is sleeved on the surface of the telescopic pipe, and two ends of the return spring are fixedly connected with the sealing plug and the side face of the moving plate respectively.
Preferably, one end of the side U-shaped communication pipe is positioned above the fixing ring, and the other end of the side U-shaped communication pipe is positioned in the connecting cylinder.
Compared with the prior art, the invention has the following beneficial effects:
firstly, the invention arranges the side U-shaped communicating pipe, the fixed rod, the moving rod, the sealing plug, the connecting rod, the connecting cylinder sealing plug, the telescopic pipe and the return spring, when the liquid pressure inside the magnetic turning plate liquid level meter body is overlarge, the liquid can enter the connecting cylinder through the side U-shaped communicating pipe, the liquid entering the connecting cylinder can push the sealing plug to overcome the elasticity of the return spring to move, the movement of the sealing plug can drive the moving rod to move downwards under the action of the connecting rod, thereby driving the sealing plug to be separated from the fixed ring, realizing the automatic pressure relief and pollution discharge of the magnetic turning plate liquid level meter body, when the pressure inside the magnetic turning plate liquid level meter body is restored to a normal value, the sealing plug is pushed to move under the action of the elastic force of the return spring, leading the sealing plug to seal the fixed ring, realizing the automatic pressure relief and pollution discharge of the magnetic turning plate liquid level meter body, the situation that explosion or damage to the inside of the pressure relief valve is caused due to manual pressure relief which is difficult to timely by people is avoided.
The invention further discloses a device for discharging the liquid in the liquid level meter, which comprises a liquid level meter body, a flexible pipe, a movable plate, a sealing plug and a screw rod.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is an internal cross-sectional view of a pressure relief valve body according to the present invention;
FIG. 3 is an enlarged view of the structure of the present invention at A.
In the figure: 1. a magnetic flip plate liquid level meter body; 2. an upper drainage tube; 3. a lower drainage tube; 4. a pressure relief valve body; 5. a fixing ring; 6. a connecting cylinder; 7. a side U-shaped communicating pipe; 8. a sealing plug; 9. fixing the rod; 10. a travel bar; 11. blocking; 12. a rubber seal ring; 13. a screw; 14. moving the plate; 15. a telescopic pipe; 16. a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a board level gauge is turned over to safe pressure release blowdown magnetism, turn over board level gauge body 1 including the magnetism, magnetism turns over and is equipped with the magnetism float in the board level gauge body 1, magnetism turns over the side of board level gauge body 1 from last to being equipped with down drainage tube 2 and lower drainage tube 3 in proper order, and go up drainage tube 2 and all be equipped with the control valve on the drainage tube 3 down, magnetism turns over board level gauge body 1's bottom and passes through flange dish fixed mounting and have pressure release valve body 4, the inner wall that is close to its top on the pressure release valve body 4 is fixed with solid fixed ring 5, the inner wall that is close to its bottom on the pressure release valve body 4 is fixed with connecting cylinder 6, and the side of pressure release valve.
Further, one end of the side U-shaped communication pipe 7 is located above the fixed ring 5, and the other end of the side U-shaped communication pipe 7 is located inside the connection cylinder 6.
The upper and lower both sides of connecting cylinder 6 have all been seted up the bar and have been led to the groove, and the inner wall sliding connection that two bars led to the groove has and is used for carrying out the sealing plug 8 that seals to connecting cylinder 6, and the surface of sealing plug 8 articulates there is the opening that is used for solid fixed ring 5 to carry out the shutoff seal assembly.
Further, the sealing component comprises a fixed rod 9 fixedly connected to the inner wall of the pressure relief valve body 4, a through hole is formed in the surface of the fixed rod 9, a moving rod 10 slides on the inner wall of the through hole, a sealing plug 11 for sealing the fixing ring 5 is fixed at the top end of the moving rod 10, a connecting rod for pulling the moving rod 10 to move is hinged to the surface of the sealing plug 8, when the pressure of liquid inside the magnetic flip plate liquid level meter body is too high, the liquid can enter the connecting cylinder 6 through the side U-shaped communicating pipe 7, the liquid entering the connecting cylinder 6 can push the sealing plug 8 to overcome the elastic force of the return spring 16 to move, the movement of the sealing plug 8 can drive the moving rod 10 to move downwards under the action of the connecting rod, so that the sealing plug 11 and the fixing ring 5 can be driven to be separated from each other, automatic pressure relief and pollution discharge of the magnetic flip plate liquid level meter body 1 are realized, when the pressure inside the magnetic flip plate liquid level, under the effect of the elastic force of the reset spring 16, the sealing plug 8 is pushed to move, so that the sealing plug 11 can seal the fixing ring 5, automatic pressure relief and pollution discharge of the magnetic turning plate liquid level meter body 1 are realized, manual pressure relief which is difficult to be timely is avoided, and the situation that explosion occurs or damage is caused to the inside of the magnetic turning plate liquid level meter body is avoided.
Further, the surface of the plugging plug 11 is fixedly connected with a rubber sealing ring 12, the surface of the rubber sealing ring 12 is abutted against the inner wall of the fixing ring 5, the sealing performance of the plugging plug 11 and the fixing ring 5 is improved by the rubber sealing ring 12, and liquid leakage from the contact position of the plugging plug 11 and the fixing ring is avoided.
An elastic adjusting component for pushing the sealing plug 8 to move is arranged in the connecting cylinder 6.
Further, the elastic adjusting component comprises a screw 13 which is connected to the side surface of the pressure relief valve body 4 in a sealing and rotating mode, a moving plate 14 is connected to the surface of the screw 13 in a threaded mode, and an elastic component used for pushing the sealing plug 8 to move is fixed to the side surface of the moving plate 14.
Further, the elastic assembly comprises an extension tube 15 fixedly connected to the side face of the moving plate 14, a return spring 16 is sleeved on the surface of the extension tube 15, two ends of the return spring 16 are fixedly connected with the sealing plug 8 and the side face of the moving plate 14 respectively, the screw 13 is rotated, the moving plate 14 can move on the surface of the screw 13, the extension tube 15 can be driven to move, the return spring 16 is extruded, the compression degree of the return spring 16 is changed, namely the liquid pressure required for pushing the sealing plug 8 to move is changed, and the liquid pressure for pressure relief and pollution discharge of the magnetic turning plate liquid level meter body 1 is changed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a board level gauge is turned over to safe pressure release blowdown magnetism, turns over board level gauge body (1) including the magnetism, the side that board level gauge body (1) is turned over to the magnetism is from last to being equipped with down drainage tube (2) and drainage tube (3) down in proper order, and goes up drainage tube (2) and all is equipped with control valve, its characterized in that on drainage tube (3) down: the magnetic turning plate liquid level meter comprises a magnetic turning plate liquid level meter body (1), wherein a pressure relief valve body (4) is fixedly arranged at the bottom end of the magnetic turning plate liquid level meter body (1) through a flange plate, a fixing ring (5) is fixed on the inner wall, close to the top end, of the pressure relief valve body (4), a connecting cylinder (6) is fixed on the inner wall, close to the bottom end, of the pressure relief valve body (4), and a side U-shaped communicating pipe (7) is fixed on the side face;
the upper and lower both sides of connecting cylinder (6) have all been seted up the bar and have been led to the groove, and the inner wall sliding connection that two bars led to the groove has sealing plug (8) that is used for sealing connecting cylinder (6), the surface of sealing plug (8) articulates there is the opening that is used for solid fixed ring (5) to carry out the shutoff seal assembly, be equipped with the elastic adjustment subassembly that is used for promoting sealing plug (8) to remove in connecting cylinder (6).
2. The safe pressure relief blowdown magnetism turns over board level gauge of claim 1, characterized in that: the sealing assembly comprises a fixing rod (9) fixedly connected to the inner wall of the pressure relief valve body (4), a through hole is formed in the surface of the fixing rod (9), a moving rod (10) slides on the inner wall of the through hole, the top end of the moving rod (10) is fixed with a sealing plug (11) used for sealing a fixing ring (5), and the surface of the sealing plug (11) is hinged with a connecting rod used for pulling the moving rod (10) to move.
3. The safe pressure relief blowdown magnetism turns over board level gauge of claim 2, characterized in that: the surface of the sealing plug (11) is fixedly connected with a rubber sealing ring (12), and the surface of the rubber sealing ring (12) is abutted against the inner wall of the fixing ring (5).
4. The safe pressure relief blowdown magnetism turns over board level gauge of claim 1, characterized in that: the elastic adjusting assembly comprises a screw rod (13) which is connected to the side face of the pressure relief valve body (4) in a sealing and rotating mode, a moving plate (14) is connected to the surface of the screw rod (13) in a threaded mode, and an elastic assembly used for pushing the sealing plug (8) to move is fixed to the side face of the moving plate (14).
5. The safe pressure relief blowdown magnetism turns over board level gauge of claim 4, characterized in that: the elastic assembly comprises a telescopic pipe (15) fixedly connected to the side face of the moving plate (14), a return spring (16) is sleeved on the surface of the telescopic pipe (15), and two ends of the return spring (16) are fixedly connected with the sealing plug (8) and the side face of the moving plate (14) respectively.
6. The safe pressure relief blowdown magnetism turns over board level gauge of claim 1, characterized in that: one end of the side U-shaped communicating pipe (7) is positioned above the fixing ring (5), and the other end of the side U-shaped communicating pipe (7) is positioned in the connecting cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011213965.0A CN112325988B (en) | 2020-11-04 | 2020-11-04 | Safe pressure-relief pollution-discharge magnetic turning plate liquid level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011213965.0A CN112325988B (en) | 2020-11-04 | 2020-11-04 | Safe pressure-relief pollution-discharge magnetic turning plate liquid level meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112325988A true CN112325988A (en) | 2021-02-05 |
| CN112325988B CN112325988B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011213965.0A Active CN112325988B (en) | 2020-11-04 | 2020-11-04 | Safe pressure-relief pollution-discharge magnetic turning plate liquid level meter |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3919843A (en) * | 1972-12-12 | 1975-11-18 | Renault | Multifunction control valve |
| US4304393A (en) * | 1978-02-16 | 1981-12-08 | Malyshev Vladimir N | Gate valve to shut off flow of liquid in pipelines |
| CN207502028U (en) * | 2017-12-19 | 2018-06-15 | 山东省银丰制冷设备有限公司 | A kind of safety relief blowdown magnetic double level gauge |
| CN209246413U (en) * | 2018-12-24 | 2019-08-13 | 台州旭升卫浴有限公司 | A kind of water heater low temperature automatic drainage switch valve |
| CN111322437A (en) * | 2018-12-13 | 2020-06-23 | 劳斯莱斯有限公司 | Pressure reducing valve |
-
2020
- 2020-11-04 CN CN202011213965.0A patent/CN112325988B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3919843A (en) * | 1972-12-12 | 1975-11-18 | Renault | Multifunction control valve |
| US4304393A (en) * | 1978-02-16 | 1981-12-08 | Malyshev Vladimir N | Gate valve to shut off flow of liquid in pipelines |
| CN207502028U (en) * | 2017-12-19 | 2018-06-15 | 山东省银丰制冷设备有限公司 | A kind of safety relief blowdown magnetic double level gauge |
| CN111322437A (en) * | 2018-12-13 | 2020-06-23 | 劳斯莱斯有限公司 | Pressure reducing valve |
| CN209246413U (en) * | 2018-12-24 | 2019-08-13 | 台州旭升卫浴有限公司 | A kind of water heater low temperature automatic drainage switch valve |
Non-Patent Citations (1)
| Title |
|---|
| 王亮: "浅析负压技术在一键式智能化阀门检验装置中的应用", 《石油工业技术监督》 * |
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| Publication number | Publication date |
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| CN112325988B (en) | 2023-03-28 |
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