CN115289259A - Mechanical transmission type high-temperature fusing safety valve - Google Patents

Mechanical transmission type high-temperature fusing safety valve Download PDF

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Publication number
CN115289259A
CN115289259A CN202111118915.9A CN202111118915A CN115289259A CN 115289259 A CN115289259 A CN 115289259A CN 202111118915 A CN202111118915 A CN 202111118915A CN 115289259 A CN115289259 A CN 115289259A
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CN
China
Prior art keywords
valve
spring
arm
temperature fusing
fusing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111118915.9A
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Chinese (zh)
Inventor
江军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Nabus Electromechanical Co ltd
Original Assignee
Suzhou Nabus Electromechanical Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Nabus Electromechanical Co ltd filed Critical Suzhou Nabus Electromechanical Co ltd
Priority to CN202111118915.9A priority Critical patent/CN115289259A/en
Publication of CN115289259A publication Critical patent/CN115289259A/en
Pending legal-status Critical Current

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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
    • F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
    • F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
    • F16K17/383—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the valve comprising fusible, softening or meltable elements, e.g. used as link, blocking element, seal, closure plug
    • 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
    • F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
    • F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
    • F16K17/386—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the closure members being rotatable or pivoting
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/60—Handles
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0647—Spindles or actuating means

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)

Abstract

The invention relates to the technical field of fusing safety valves and discloses a mechanical transmission type high-temperature fusing safety valve which comprises a fireproof ball valve and a fusing piece, wherein a mounting bracket is arranged on the side of the fireproof ball valve, a valve rod assembly is arranged at the upper end of the fireproof ball valve, a spring assembly is arranged at the upper end of the mounting bracket, and a mechanical transmission assembly is arranged at the upper end of the spring assembly. This mechanical transmission formula high temperature fusing relief valve, utilize the fuse link will trigger arm and lever fixed arm interconnect, thereby after the fuse link fracture, torque spring drives the trigger arm and removes, high temperature fusing relief valve closes, the safety protection to equipment has been realized, mechanical transmission formula structure is comparatively simple, the installation and the maintenance of the high temperature fusing relief valve of being convenient for, the practicality of high temperature fusing relief valve has been improved, after spring assembly locks up simultaneously, but utilize valve handle and tripping arm manual control valve, increase the insurance structure of high temperature fusing relief valve, the security of high temperature fusing relief valve has been improved.

Description

Mechanical transmission type high-temperature fusing safety valve
Technical Field
The invention relates to the technical field of fusing safety valves, in particular to a mechanical transmission type high-temperature fusing safety valve.
Background
The fusing safety valve is wide in application range and application, is usually installed on an outlet and an inlet of a storage tank of an oil tank and flammable liquid, when the ambient temperature of the fusing valve reaches the set temperature of a fusing piece, a welding flux on the fusing piece starts to melt and fracture, and the fusing valve starts to drive the valve to act under the action of the pretightening force of a return spring, so that the valve is opened or closed, a medium in the valve is opened or closed, the purpose of fire prevention is realized, and the important protection effect is played on personal safety and equipment operation.
The existing high-temperature fusing safety valve is complex in structure, the use cost is increased, the installation space and the installation time are increased, time and labor are consumed during use and maintenance, and the practicability of the high-temperature fusing safety valve is greatly reduced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a mechanical transmission type high-temperature fusing safety valve, which solves the problems that the existing high-temperature fusing safety valve proposed in the background art is complex in structure, not only increases the use cost, but also increases the installation space and the installation time, consumes time and labor during use and maintenance, and greatly reduces the practicability of the high-temperature fusing safety valve.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mechanical transmission formula high temperature fusing relief valve, includes fire prevention ball valve and fuse-link, the avris of fire prevention ball valve is provided with the installing support, the upper end of fire prevention ball valve is provided with the valve rod subassembly, the upper end of installing support is provided with spring assembly, spring assembly's upper end is provided with mechanical transmission subassembly, be provided with the gasket between spring assembly and the mechanical transmission subassembly, install the fuse-link to the mechanical transmission subassembly on, after the fusing temperature of fuse-link is surpassed to the temperature, the fuse-link fracture to drive spring assembly through mechanical transmission subassembly and remove, make the fire prevention ball valve close, guaranteed the security of equipment.
Preferably, the valve rod assembly comprises a transmission rod, a connecting base, a valve stop rod, a valve handle and a tripping arm, the lower end of the transmission rod is provided with the connecting base, the side at the upper end of the connecting base is provided with the valve stop rod, the surface of the transmission rod is provided with the valve handle, the surface of the transmission rod is positioned above the valve handle and is provided with the tripping arm, the valve handle and the valve stop rod are mutually matched, so that the control and operation of the fire-proof ball valve are facilitated, and the safety is improved.
Preferably, spring unit includes epoxy coating steel shell, torque spring, spring output end and spring-fixed end, the inside of epoxy coating steel shell is provided with torque spring, torque spring's one end is provided with spring output end, torque spring's the other end is provided with the spring-fixed end, spring-fixed end and epoxy coating steel shell fixed connection provide power through spring unit, will prevent that fire ball valve closes.
Preferably, mechanical transmission subassembly includes mounting panel, trigger arm, fusing connection, lever fixing arm and double-screw bolt, the avris of mounting panel upper end is provided with the trigger arm, the avris that is located the trigger arm of the upper end of mounting panel is provided with soluble double-screw bolt, install the fusing connection piece on the soluble double-screw bolt, the fusing connection piece passes through lever fixing arm swing joint with the double-screw bolt, the one end and the mounting panel swing joint of lever fixing arm, the other end and the double-screw bolt of lever fixing arm pass through bolt fixed connection, the one end of lever fixing arm is connected with the one end block of trigger arm, the double-screw bolt symmetry is provided with two, has realized the mechanical transmission of relief valve, easy to operate, and is convenient for maintain.
Preferably, the upper end of the transmission rod extends to the upper part of the epoxy coating steel shell and is fixedly connected with the trigger arm, the transmission rod is rotatably connected with the epoxy coating steel shell through a bearing, the transmission rod is sleeved with the torsion spring, and the output end of the spring extends to the outer side of the epoxy coating steel shell and is fixedly connected with the trigger arm, so that the safety of the high-temperature fusing safety valve is improved, and the installation is convenient.
Preferably, the surface of the fuse link is provided with two mounting holes, the two mounting holes are symmetrically arranged, the mounting holes are matched with the studs, the fuse link is convenient to detach by the aid of the mounting holes, and the high-temperature fusing safety valve is convenient to maintain.
Compared with the prior art, the invention provides a mechanical transmission type high-temperature fusing safety valve which has the following beneficial effects:
1. this mechanical transmission formula high temperature fusing relief valve utilizes the fuse link will trigger arm and lever fixed arm interconnect to after the fuse link fracture, torque spring drives the trigger arm and removes, and high temperature fusing relief valve closes, has realized the safety protection to equipment, and mechanical transmission formula structure is comparatively simple, and the installation and the maintenance of the high temperature fusing relief valve of being convenient for have improved the practicality of high temperature fusing relief valve greatly.
2. This mechanical transmission formula high temperature fusing relief valve after spring unit locks, but utilizes valve handle and trip arm manually operation valve, increases the insurance structure of high temperature fusing relief valve, has improved the security of high temperature fusing relief valve greatly.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
fig. 4 is a schematic perspective view of the mounting plate of the present invention.
Wherein: 1. a fire-proof ball valve; 2. mounting a bracket; 3. a valve stem assembly; 4. a spring assembly; 5. a mechanical transmission assembly; 6. a gasket; 7. a fuse link; 71. mounting holes; 301. a transmission rod; 302. a connecting base; 303. a valve stop lever; 304. a valve handle; 305. a trip arm; 401. an epoxy coated steel housing; 402. a torsion spring; 403. a spring output end; 404. a spring fixing end; 501. mounting a plate; 502. a trigger arm; 503. fuse link connection; 504. a lever fixing arm; 505. a stud.
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. 1-4, the present invention provides a technical solution: a mechanical transmission type high-temperature fusing safety valve comprises a fireproof ball valve 1 and a fusing piece 7, wherein mounting holes 71 are formed in the surface of the fusing piece 7, the two mounting holes 71 are symmetrically arranged, the mounting holes 71 are matched with soluble studs 505, the mounting holes 71 are utilized to facilitate the detachment of the fusing piece 7, and the high-temperature fusing safety valve is convenient to maintain;
the upper end of the mounting bracket 2 is provided with a spring assembly 4, the spring assembly 4 comprises an epoxy coating steel shell 401, a torsion spring 402, a spring output end 403 and a spring fixing end 404, the torsion spring 402 is arranged in the epoxy coating steel shell 401, the spring output end 403 is arranged at one end of the torsion spring 402, the spring fixing end 404 is arranged at the other end of the torsion spring 402, the spring fixing end 404 is fixedly connected with the epoxy coating steel shell 401, and the spring assembly 4 provides power to close the fire-proof ball valve 1;
the mechanical transmission assembly 5 is arranged at the upper end of the spring assembly 4, the mechanical transmission assembly 5 comprises a mounting plate 501, a trigger arm 502, a fusing connecting sheet 503, a lever fixing arm 504 and a stud 505, the trigger arm 502 is arranged on the side of the upper end of the mounting plate 501, the stud 505 is arranged on the side of the upper end of the mounting plate 501, the fusing connecting sheet 503 is mounted on the stud 505, the fusing connecting sheet 503 is movably connected with the stud 505 through the lever fixing arm 504, one end of the lever fixing arm 504 is movably connected with the mounting plate 501, the other end of the lever fixing arm 504 is fixedly connected with the stud 505 through a bolt, one end of the lever fixing arm 504 is connected with one end of the trigger arm 502 in a clamping mode, the stud 505 is symmetrically arranged in two modes, mechanical transmission of the safety valve is achieved, operation is easy, maintenance is achieved, the upper end of the transmission rod 301 extends to the upper side of the epoxy-coated steel shell 401 and is fixedly connected with the trigger arm 502, the transmission rod 301 is rotatably connected with the epoxy-coated steel shell 401 through a bearing, the torsion spring 301 is sleeved with the torsion spring 402, the spring output end extends to the outer side of the epoxy-coated steel shell 401 and is fixedly connected with the trigger arm 502, safety valve is improved in safety valve in safety performance and convenient to be installed after the safety valve 7 is installed, the safety valve 7 is guaranteed, and the safety valve is installed on the safety valve, and the safety valve, the safety valve is moved after the safety valve is installed, and the safety valve is opened, and the safety valve is moved, and the safety valve is closed through the safety valve 7, and the safety valve is moved.
When the high-temperature fusing safety valve is used, the high-temperature fusing safety valve is installed on a pipeline of equipment, the fuse link 7 with the proper fusing temperature is selected, the fuse link 7 is installed on the mechanical transmission assembly 5, the fuse link 7 and the stud 505 are mutually fixed through the installation hole 71, after the fusing temperature is stably reached, the fuse link 7 is broken, and therefore the lever fixing arm 504 is loosened, the trigger arm 502 is driven by the torsion spring 402 to move, the transmission rod 301 is driven to close the fire-proof ball valve 1, the fire-proof purpose is achieved, important protection effects are achieved on personal safety and equipment operation, meanwhile, after fusing, under the condition that the spring assembly 4 is locked, the valve can be manually controlled through the valve handle 304 and the tripping arm 305, the safety structure of the high-temperature fusing safety valve is increased, the safety of the high-temperature fusing safety valve is greatly improved, the fuse link 7 is required to be replaced as a consumable once a year, the fuse link 7 is not suitable for a corrosive environment, a mechanical type structure is adopted, operation is convenient, installation is simple, installation space and installation time are reduced, the practicability of the high-temperature fusing safety valve is greatly improved, the cost of a user is greatly saved, and the high-temperature fusing safety valve is suitable for popularization and use.
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 mechanical transmission formula high temperature fusing relief valve, includes fire prevention ball valve (1) and fuse link (7), its characterized in that: the avris of fire prevention ball valve (1) is provided with installing support (2), the upper end of fire prevention ball valve (1) is provided with valve rod subassembly (3), the upper end of installing support (2) is provided with spring assembly (4), the upper end of spring assembly (4) is provided with mechanical drive assembly (5), be provided with gasket (6) between spring assembly (4) and mechanical drive assembly (5).
2. A mechanically driven high temperature fuse safety valve as claimed in claim 1, wherein: valve rod subassembly (3) are including transfer line (301), connection base (302), valve stop lever (303), valve handle (304) and tripping arm (305), the lower extreme of transfer line (301) is provided with connects base (302), the avris of connecting base (302) upper end is provided with valve stop lever (303), the surface of transfer line (301) is provided with valve handle (304), the top that the surface of transfer line (301) is located valve handle (304) is provided with tripping arm (305), valve handle (304) and valve stop lever (303) mutual adaptation.
3. A mechanically driven high temperature fuse safety valve as claimed in claim 2, wherein: spring unit (4) include epoxy coating steel casing (401), torsion spring (402), spring output end (403) and spring fixed end (404), the inside of epoxy coating steel casing (401) is provided with torsion spring (402), the one end of torsion spring (402) is provided with spring output end (403), the other end of torsion spring (402) is provided with spring fixed end (404), spring fixed end (404) and epoxy coating steel casing (401) fixed connection.
4. A mechanically driven high temperature fuse safety valve as claimed in claim 3, wherein: mechanical transmission subassembly (5) are including mounting panel (501), trigger arm (502), soluble connection (503), lever fixing arm (504) and double-screw bolt (505), the avris of mounting panel (501) upper end is provided with trigger arm (502), the avris that is located trigger arm (502) of the upper end of mounting panel (501) is provided with soluble double-screw bolt (505), install fuse link connection (503) on double-screw bolt (505), fuse link connection (503) and double-screw bolt (505) are through lever fixing arm (504) swing joint, the one end and mounting panel (501) swing joint of lever fixing arm (504), the other end and double-screw bolt (505) of lever fixing arm (504) pass through bolt fixed connection, the one end block of one end and trigger arm (502) of lever fixing arm (504) is connected, double-screw bolt (505) symmetry is provided with two.
5. The mechanically-driven high-temperature fusing safety valve as claimed in claim 4, wherein: the upper end of the transmission rod (301) extends to the position above the epoxy coating steel shell (401) and is fixedly connected with the trigger arm (502), the transmission rod (301) is rotatably connected with the epoxy coating steel shell (401) through a bearing, the transmission rod (301) is sleeved with the torsion spring (402), and the spring output end (403) extends to the outer side of the epoxy coating steel shell (401) and is fixedly connected with the trigger arm (502).
6. The mechanically-driven high-temperature fusing safety valve of claim 4, wherein: mounting holes (71) are formed in the surface of the fuse link (7), two mounting holes (71) are symmetrically formed in the surface of the fuse link, and the mounting holes (71) are matched with the studs (505) mutually.
CN202111118915.9A 2021-09-24 2021-09-24 Mechanical transmission type high-temperature fusing safety valve Pending CN115289259A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111118915.9A CN115289259A (en) 2021-09-24 2021-09-24 Mechanical transmission type high-temperature fusing safety valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111118915.9A CN115289259A (en) 2021-09-24 2021-09-24 Mechanical transmission type high-temperature fusing safety valve

Publications (1)

Publication Number Publication Date
CN115289259A true CN115289259A (en) 2022-11-04

Family

ID=83818837

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111118915.9A Pending CN115289259A (en) 2021-09-24 2021-09-24 Mechanical transmission type high-temperature fusing safety valve

Country Status (1)

Country Link
CN (1) CN115289259A (en)

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