CN215891286U

CN215891286U - Transmission device of high-temperature fusing safety valve

Info

Publication number: CN215891286U
Application number: CN202122309096.8U
Authority: CN
Inventors: 江军
Original assignee: Suzhou Nabus Electromechanical Co ltd
Current assignee: Suzhou Nabus Electromechanical Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-22
Anticipated expiration: 2031-09-23

Abstract

The utility model relates to the technical field of valves and discloses a transmission device of a high-temperature fusing safety valve, which comprises a base, wherein a pipeline is arranged on the base, a ball valve is arranged inside the pipeline, a support is arranged on the left side of the base, a handle is arranged at the upper end of the base, a first limiting block is arranged at the upper end of the handle, a rotating shaft is arranged inside the first limiting block, and a first shell is arranged at the upper end of the support. This transmission of high temperature fusing relief valve, when the fuse link receives high temperature, the torsional spring will trigger arm clockwise rotation, thereby trigger the inside reset torsion spring of drive mechanism and drive spacing frame clockwise rotation, thereby realize that the inside ball valve of pipeline is closed, need not the manual work and operate, change the fuse link again after the conflagration finishes, will trigger the arm again and be connected with the fuse link, need not dismantle the casing, but inside drive mechanism automatic resetting normally continues work, greatly increased the practicality.

Description

Transmission device of high-temperature fusing safety valve

Technical Field

The utility model relates to the technical field of valves, in particular to a transmission device of a high-temperature fusing safety valve.

Background

The fusing valve is usually installed on the outlet and inlet of the pipeline of the oil tank and the flammable liquid, when the environmental temperature of the fusing valve reaches the set temperature of the fusing piece, the welding flux on the fusing piece starts to melt and break, and the fusing valve starts to drive the valve to work under the action of the pretightening force of the reset torsion spring, so that the valve is closed.

However, when the existing pipeline valve encounters a fire disaster, people are required to close the valve to the valve position or the valve is closed by an electric or pneumatic mechanism, and some fire disasters cause that people cannot close the valve to the valve position, or a power supply or an air source is burnt out and cannot close the valve, so that the valve cannot be closed in the first time, larger disasters and property loss are caused, the common fusing safety valve needs to be detached again to reset an internal transmission mechanism to continue to be used after being closed, and the practicability is greatly reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a transmission device of a high-temperature fusing safety valve, which is provided by the background art and aims to solve the problem that when the existing pipeline valve encounters a fire disaster, people need to go to the valve to close the valve or an electric or pneumatic mechanism to close the valve, and the valve cannot be closed when people cannot go to the valve or a power supply or an air source is burnt to be unable to close the valve due to some fire disasters, so that the valve cannot be closed at the first time, and further disasters and property loss are caused.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a transmission of high temperature fusing relief valve, includes the base, the base be provided with the pipeline, the inside of pipeline is provided with the ball valve, the left side of base is provided with the support, the upper end of base is provided with the handle, the upper end of handle is provided with first stopper, the inside of first stopper is provided with the pivot, the upper end of support is provided with first casing, the upper end of first casing is provided with the second casing, the cavity has been seted up with the inside of second casing to first casing, the outside of pivot is located the inside of cavity and is provided with drive mechanism, the upper end of second casing is provided with first mounting panel, the upper end of first mounting panel is provided with triggers the arm, the left side of triggering the arm is provided with the fuse-link.

Preferably, the lower end of the rotating shaft is fixedly connected with the ball valve, the upper end of the rotating shaft penetrates through the support and extends to the inside of the cavity, a third limiting block is fixedly connected to the upper end of the rotating shaft, a groove is formed in the third limiting block, and the rotating shaft is connected in a better rotating mode after the rotating shaft is triggered and transmitted.

Preferably, the right side of trigger arm is provided with the second stopper, the one end of trigger arm passes first mounting panel and extends to the inside of cavity, the lower extreme fixedly connected with gag lever post of trigger arm, first round hole has been seted up to the inside of gag lever post, the lower extreme fixedly connected with fourth stopper of trigger arm, fourth stopper and the mutual adaptation of recess, trigger arm and pivot block are connected, the inside fixedly connected with second mounting panel of cavity, the second round hole is seted up to the inside of second mounting panel, the outside of second mounting panel is provided with the torsional spring, the both ends of torsional spring respectively with first round hole and second round hole interconnect, better trigger drive mechanism.

Preferably, the outside that drive mechanism's inside is located the pivot is provided with spacing frame, the outside fixedly connected with torsion spring that resets of spacing frame, the torsion spring outside that resets is provided with the torsion spring stopper, can be quick close the ball valve.

Preferably, spacing frame and pivot looks mutual adaptation, reset torsion spring and torsion spring stopper block are connected, torsion spring stopper and drive mechanism fixed connection let transmission structure more stable.

Preferably, the both ends of fuse link pass through the bolt with first mounting panel respectively and can dismantle with the trigger arm and be connected, prevent that the trigger arm from triggering by accident.

Compared with the prior art, the utility model provides a transmission device of a high-temperature fusing safety valve, which has the following beneficial effects: this transmission of high temperature fusing relief valve, when the fuse link receives high temperature, the torsional spring will trigger arm clockwise rotation, thereby trigger the inside reset torsion spring of drive mechanism and drive spacing frame clockwise rotation, thereby realize the pivot and rotate, realize that the inside ball valve of pipeline is closed, need not the manual work and operate, change the fuse link again after the conflagration finishes, will trigger the arm again and be connected with the fuse link, need not dismantle the casing, but inside drive mechanism resets automatically and normally continues work, greatly increased the practicality.

Drawings

FIG. 1 is a schematic left side view of the present invention;

FIG. 2 is a schematic top view of the first mounting plate of the present invention;

FIG. 3 is a schematic cross-sectional view of the first and second housings of the present invention;

FIG. 4 is a schematic view of a third limiting block according to the present invention;

FIG. 5 is a schematic view of a cross-sectional view of a fourth limiting block of the present invention;

FIG. 6 is a schematic cross-sectional view of the transmission mechanism of the present invention.

Wherein: 1. a base; 2. a pipeline; 3. a handle; 4. a support; 5. a first stopper; 6. a rotating shaft; 7. a first housing; 8. a second housing; 9. a cavity; 10. a transmission mechanism; 11. a torsion spring limiting block; 13. a limiting frame; 14. a third limiting block; 15. a groove; 17. a return torsion spring; 18. a first mounting plate; 20. a trigger arm; 21. a fuse link; 22. a second limiting block; 25. a torsion spring; 26. a ball valve; 28. a second mounting plate; 29. a limiting rod; 30. a first circular hole; 31. a fourth limiting block; 32. a second circular aperture.

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. 1-6, a transmission device for a high-temperature fusing safety valve comprises a base 1, a pipeline 2 is arranged on the base 1, a ball valve 26 is arranged inside the pipeline 2, a support 4 is arranged on the left side of the base 1, a handle 3 is arranged at the upper end of the base 1, a first limiting block 5 is arranged at the upper end of the handle 3, a rotating shaft 6 is arranged inside the first limiting block 5, the lower end of the rotating shaft 6 is fixedly connected with the ball valve 26, the upper end of the rotating shaft 6 penetrates through the support 4 and extends into a cavity 9, a third limiting block 14 is fixedly connected to the upper end of the rotating shaft 6, a groove 15 is formed in the third limiting block 14, and the rotating connection is better after triggering transmission;

the upper end of the bracket 4 is provided with a first shell 7, the upper end of the first shell 7 is provided with a second shell 8, the interiors of the first shell 7 and the second shell 8 are provided with a cavity 9, the outer side of the rotating shaft 6 is positioned in the cavity 9 and is provided with a transmission mechanism 10, the interior of the transmission mechanism 10 is positioned in the outer side of the rotating shaft 6 and is provided with a limiting frame 13, the outer side of the limiting frame 13 is fixedly connected with a reset torsion spring 17, the outer side of the reset torsion spring 17 is provided with a torsion spring limiting block 11, the ball valve 26 can be quickly closed, the limiting frame 13 is mutually matched with the rotating shaft 6, the reset torsion spring 17 is connected with the torsion spring limiting block 11 in a clamping manner, the torsion spring limiting block 11 is fixedly connected with the transmission mechanism 10, and the transmission mechanism 10 is more stable;

a first mounting plate 18 is arranged at the upper end of the second shell 8, a trigger arm 20 is arranged at the upper end of the first mounting plate 18, a second limiting block 22 is arranged at the right side of the trigger arm 20, one end of the trigger arm 20 passes through the first mounting plate 18 and extends into the cavity 9, a limiting rod 29 is fixedly connected at the lower end of the trigger arm 20, a first round hole 30 is formed in the limiting rod 29, a fourth limiting block 31 is fixedly connected at the lower end of the trigger arm 20, the fourth limiting block 31 is mutually matched with the groove 15, the trigger arm 20 is clamped and connected with the rotating shaft 6, a second mounting plate 28 is fixedly connected in the cavity 9, a second round hole 32 is formed in the second mounting plate 28, a torsion spring 25 is arranged at the outer side of the second mounting plate 28, two ends of the torsion spring 25 are respectively connected with the first round hole 30 and the second round hole 32, a better trigger transmission mechanism 10 is provided, a fuse link 21 is arranged at the left side of the trigger arm 20, the both ends of fuse link 21 pass through the bolt with first mounting panel 18 respectively and are connected with trigger arm 20 detachably, prevent trigger arm 20 accidental triggering.

When using, install the both ends of fuse-link 21 respectively in the upper end of first mounting panel 18 with trigger arm 20, when flame blows fuse-link 21 when the conflagration takes place, through torsional spring 25 with trigger arm 20 clockwise rotation, thereby trigger the inside reset torsion spring 17 of drive mechanism 10 and rotate spacing frame 13 clockwise, thereby realize that pivot 6 rotates, the inside ball valve 26 of pipeline 2 is closed, will stall when laminating with second stopper 22 when trigger arm 20, ball valve 26 rotates 90 degrees and has realized the closure with pipeline 2, prevent that the medium from flowing out, it connects in trigger arm 20 to lie in after changing fuse-link 21 again after the conflagration finishes, inside drive mechanism 10 can normally work, need not dismantle and reset, greatly increased the practicality.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a transmission of high temperature fusing relief valve, includes base (1), its characterized in that: the pipeline (2) is arranged on the base (1), the ball valve (26) is arranged inside the pipeline (2), the support (4) is arranged on the left side of the base (1), the handle (3) is arranged on the upper end of the base (1), the first limiting block (5) is arranged on the upper end of the handle (3), the rotating shaft (6) is arranged inside the first limiting block (5), the first shell (7) is arranged on the upper end of the support (4), the second shell (8) is arranged on the upper end of the first shell (7), the cavity (9) is formed inside the first shell (7) and the second shell (8), the transmission mechanism (10) is arranged inside the cavity (9) on the outer side of the rotating shaft (6), the first mounting plate (18) is arranged on the upper end of the second shell (8), the trigger arm (20) is arranged on the upper end of the first mounting plate (18), and a fuse link (21) is arranged on the left side of the trigger arm (20).

2. The transmission device of the high-temperature fusing safety valve as claimed in claim 1, wherein: the lower end of the rotating shaft (6) is fixedly connected with the ball valve (26), the upper end of the rotating shaft (6) penetrates through the support (4) and extends to the inside of the cavity (9), the upper end of the rotating shaft (6) is fixedly connected with a third limiting block (14), and a groove (15) is formed in the inside of the third limiting block (14).

3. The transmission device of the high-temperature fusing safety valve as claimed in claim 2, wherein: a second limiting block (22) is arranged on the right side of the trigger arm (20), one end of the trigger arm (20) penetrates through the first mounting plate (18) and extends into the cavity (9), the lower end of the trigger arm (20) is fixedly connected with a limiting rod (29), a first round hole (30) is arranged inside the limiting rod (29), the lower end of the trigger arm (20) is fixedly connected with a fourth limiting block (31), the fourth limiting block (31) is matched with the groove (15), the trigger arm (20) is connected with the rotating shaft (6) in a clamping way, a second mounting plate (28) is fixedly connected inside the cavity (9), a second round hole (32) is formed inside the second mounting plate (28), the outside of second mounting panel (28) is provided with torsional spring (25), the both ends of torsional spring (25) respectively with first round hole (30) and second round hole (32) interconnect.

4. The transmission device of the high-temperature fusing safety valve as claimed in claim 1, wherein: the inside of drive mechanism (10) is located the outside of pivot (6) and is provided with spacing frame (13), the outside fixedly connected with torsion spring (17) that resets of spacing frame (13), torsion spring (17) outside that resets is provided with torsion spring stopper (11).

5. The transmission device of the high-temperature fusing safety valve as claimed in claim 4, wherein: spacing frame (13) and pivot (6) mutual adaptation, reset torsion spring (17) and torsion spring stopper (11) block are connected, torsion spring stopper (11) and drive mechanism (10) fixed connection.

6. The transmission device of the high-temperature fusing safety valve as claimed in claim 1, wherein: the two ends of the fuse link (21) are detachably connected with the first mounting plate (18) and the trigger arm (20) through bolts respectively.