CN215293818U

CN215293818U - Quick valve closing device for hazardous chemical substance accident site

Info

Publication number: CN215293818U
Application number: CN202120532050.XU
Authority: CN
Inventors: 汪光明; 毛栋; 叶晨飞; 朱晓亮; 万载斌; 孔德飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-12-24
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to a fire control valve closing technical field, and discloses a dangerous chemical substance accident site rapid valve closing device, which solves the problems that the prior market fire control in dangerous chemical substance accident site is mostly carried out by a fire fighter manually closing the valve, the fire fighter needs to turn the valve to close by pulling thousands of circles, the efficiency is low, even the help is delayed, most of the valve closing devices adopt a gas cylinder to connect a long medium-pressure hose to drive a wind cannon to work, and the inconvenience is brought to the fire fighter when collecting the long medium-pressure hose, the device comprises a base, the bottom of the base is movably provided with a movable wheel, the top of the base is fixedly connected with a cushion block, the inside of the cushion block is movably provided with a high-pressure gas cylinder, one side of the high-pressure gas cylinder is fixedly connected with a connector, the utility model has the advantages that the gas cylinder is adopted to drive the wind cannon to work, thereby driving the valve to rotate, and greatly improving the valve opening efficiency, the rescue time is shortened, and the medium-pressure hose is convenient to collect after the rescue is finished.

Description

Quick valve closing device for hazardous chemical substance accident site

Technical Field

The utility model belongs to the technical field of the valve is closed in the fire control, specifically is dangerous chemicals scene of accident closes valve device fast.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, regulating and controlling parameters (temperature, pressure and flow) of a conveying medium, according to the function, the device can be divided into a shut-off valve, a check valve, a regulating valve and the like, has the functions of stopping, regulating, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, valves used in fluid control systems, from the simplest shut-off valves to the various valves used in extremely complex autonomous systems, the valves are classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316 and the like), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard custom valves and the like according to the material.

When fire is rescued in a dangerous chemical accident site, the valve is often required to be closed as soon as possible to prevent the leakage of dangerous chemicals, most of the prior rescuers manually close the valve when the fire scene has power failure, and the firemen can close the valve only by pulling thousands of circles by hands, so that the efficiency is low, and even the rescue is delayed; most of valve closing devices are connected with a long medium-pressure hose through a gas cylinder to drive a wind cannon to work, the medium-pressure hose needs to be rolled and sorted after valve closing is finished, and the medium-pressure hose can bring inconvenience to sorting of fire-fighting workers when the medium-pressure hose is long, so that the dangerous chemical accident site rapid valve closing device is provided.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a dangerous chemical substance accident scene closes valve device fast, the effectual solution when dangerous chemical substance accident scene fire fighting, the majority is the manual valve that closes of fireman, the fireman will be with pulling thousands of rings and just can close the valve, inefficiency delays the recourse even, and most close the valve device and adopt the gas cylinder to connect a long middling pressure hose and drive the wind big gun work, can bring inconvenient problem for fire control worker when collecting longer middling pressure hose.

In order to achieve the above object, the utility model provides a following technical scheme: the hazardous chemical substance accident site rapid valve closing device comprises a base, wherein movable wheels are movably mounted at the bottom of the base, a cushion block is fixedly connected to the top of the base, a high-pressure gas cylinder is movably mounted inside the cushion block, a connector is fixedly connected to one side of the high-pressure gas cylinder, a pressure reducing valve is movably mounted at the top of the connector, a medium-pressure hose is movably mounted to one side of the connector, a fixed rod is fixedly connected to the top of the base, which is located on one side of the cushion block, an rotating shaft is movably sleeved on the inside of the fixed rod, a crank is fixedly connected to one end of the rotating shaft, a fixing bolt is sleeved on the internal thread of the crank, and a movable disc is fixedly connected to one side of the fixed rod;

the one end movable mounting of middling pressure hose has big torsion air cannon, the outside movable mounting of big torsion air cannon has air switch, the top fixedly connected with handle of big torsion air cannon, one side fixedly connected with copper crossover sub of big torsion air cannon, the special sleeve pipe of one side fixedly connected with copper valve of copper crossover sub, one side movable mounting of the special sleeve pipe of copper valve has copper to open the valve sleeve head, one side movable mounting of copper valve sleeve head has copper valve instrument, one side movable mounting of copper valve instrument has copper connection piece.

Preferably, the cushion block is internally provided with a groove, and the size of the groove is matched with that of the high-pressure gas cylinder.

Preferably, the number of the fixing rods is two, and the two fixing rods are symmetrically distributed at the top of the base.

Preferably, the outside of fixing bolt and the inside of activity dish are provided with external screw thread and internal thread respectively, and fixing bolt's external screw thread and the internal thread looks adaptation of activity dish.

Preferably, one side of the large-torque wind cannon is perpendicular to one side of the copper adapter.

Preferably, the copper valve opening sleeve head is matched with the copper valve tool, and the copper valve opening sleeve head and the copper valve tool are both made of copper materials.

Compared with the prior art, the beneficial effects of the utility model are that:

1) during work, the copper valve opening sleeve head is clamped at a three-fork position in the middle of the valve, the air bottle is adopted to drive the air cannon to work, the air bottle is connected with the air cannon through a hose, the air cannon is further connected with the valve opening assembly and drives the copper valve opening sleeve head to rotate, and therefore the valve is driven to rotate;

2) the utility model discloses a rescue work, including the axis of rotation, the activity dish, crank and fixing bolt, after rescue work, rotate the crank with the hand, the crank rotates and drives the axis of rotation and rotates to carry out the rolling arrangement to the middling pressure hose that twines on the axis of rotation surface, screw hole that the activity dish surface was seted up is twisted into with fixing bolt again when the middling pressure hose was collected well in, fix the axis of rotation, for rolling work has brought the facility, avoided the middling pressure hose longer can give fire fighter's arrangement problem of inconvenience.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the present invention at A;

FIG. 4 is a schematic front view of a part of the structure of the present invention;

in the figure: 1. a base; 2. a movable wheel; 3. cushion blocks; 4. a high pressure gas cylinder; 5. a connector; 6. a pressure reducing valve; 7. a medium pressure hose; 8. fixing the rod; 9. a rotating shaft; 10. a movable tray; 11. a crank; 12. fixing the bolt; 13. an air switch; 14. a high torque pneumatic hammer; 15. a handle; 16. the adapter is made of copper; 17. A special sleeve for a copper valve; 18. a copper valve opening sleeve head; 19. a copper valve tool; 20. copper connecting sheet.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In this embodiment, as shown in fig. 1-4, the utility model discloses a base 1, movable wheel 2 is movably installed at the bottom of base 1, cushion 3 is fixedly connected to the top of base 1, high-pressure gas cylinder 4 is movably installed inside cushion 3, one side of high-pressure gas cylinder 4 is fixedly connected with connector 5, pressure reducing valve 6 is movably installed at the top of connector 5, medium-pressure hose 7 is movably installed at one side of connector 5, fixed rod 8 is fixedly connected to the top of base 1 on one side of cushion 3, rotating shaft 9 is sleeved on the internal activity of fixed rod 8, one end of rotating shaft 9 is fixedly connected with crank 11, fixing bolt 12 is sleeved on the internal thread of crank 11, and movable disc 10 is fixedly connected to one side of fixed rod 8;

one end of the medium-pressure hose 7 is movably provided with a high-torque air cannon 14, the outside of the high-torque air cannon 14 is movably provided with an air switch 13, the top of the high-torque air cannon 14 is fixedly connected with a handle 15, one side of the high-torque air cannon 14 is fixedly connected with a copper adapter 16, one side of the copper adapter 16 is fixedly connected with a special copper valve sleeve 17, one side of the special copper valve sleeve 17 is movably provided with a copper valve opening sleeve head 18, one side of the copper valve opening sleeve head 18 is movably provided with a copper valve tool 19, and one side of the copper valve tool 19 is movably provided with a copper connecting sheet 20.

Wherein, the inside of the cushion block 3 is provided with a groove, and the size of the groove is matched with that of the high-pressure gas cylinder 4; the size of the groove formed in the cushion block 3 is matched with the high-pressure gas cylinder 4, so that the high-pressure gas cylinder 4 can be well protected to maintain the stability of the pressure of 30mpa in the high-pressure gas cylinder 4, and the high-pressure gas cylinder 4 is prevented from shaking to bring inconvenience to rescue work.

The number of the fixed rods 8 is two, and the two fixed rods 8 are symmetrically distributed at the top of the base 1; the axis of rotation 9 can rotate in the inside of two dead levers 8, can carry out the rolling arrangement to the outside middling pressure hose 7 of axis of rotation 9 under the winding when axis of rotation 9 rotates, brings the facility for the arrangement work after the rescue ends.

Wherein, the outside of the fixed bolt 12 and the inside of the movable disk 10 are respectively provided with an external thread and an internal thread, and the external thread of the fixed bolt 12 is matched with the internal thread of the movable disk 10; after rescue work, rotate crank 11 with the hand, crank 11 rotates and drives axis of rotation 9 and rotate to carrying out the rolling arrangement to the middling pressure hose 7 that twines on axis of rotation 9 surface, in screwing into the screw hole that the activity dish 10 surface was seted up with fixing bolt 12 again when middling pressure hose 7 was collected, fix axis of rotation 9, for rolling work has brought the facility, avoided middling pressure hose 7 longer can give fire control worker's arrangement problem of inconvenience.

Wherein, one side of the large-torque wind cannon 14 is vertical to one side of the copper adapter 16; when the air switch 13 is opened, the air pressure of 30mpa is reduced to 1.0mpa by the large-torque air cannon 14 through the pressure reducing valve 6, and then the air pressure is conveyed into the large-torque air cannon 14 through the medium-pressure hose 7, wherein the maximum force of the large-torque air cannon 14 is 800N, and power is provided for closing the rescue valve.

Wherein, the copper valve opening sleeve head 18 is matched with the copper valve tool 19, and the copper valve opening sleeve head 18 and the copper valve tool 19 are both made of copper materials; copper open valve pullover 18 card is in valve middle part trident department, adopts gas cylinder 4 to drive big torsion wind big gun 14 work, and gas cylinder 4 passes through middling pressure hose 7 and connects big torsion wind big gun 14, and big torsion wind big gun 14 reconnection copper valve instrument 19 to drive copper open valve pullover 18 and rotate, thereby drive the valve and rotate, adopt the copper product to do and produce the spark in order to prevent to strike sparks, improved greatly and opened valve efficiency, shorten the rescue time.

The working principle is as follows: when the pneumatic switch 13 is opened, the large-torque pneumatic hammer 14 can reduce the air pressure of 30mpa to 1.0mpa by the pressure reducing valve 6 at the top of the connector 5 and then convey the air pressure to the large-torque pneumatic hammer 14 through the medium-pressure hose 7, the maximum force of the large-torque pneumatic hammer 14 is 800N to provide power for closing the rescue valve, the copper valve opening sleeve head 18 is clamped at a three-way position in the middle of the valve, and the high-torque pneumatic hammer 14 is driven to work by the high-pressure air cylinder 4, the high-pressure gas cylinder 4 is connected with a high-torque air cannon 14 through a medium-pressure hose 7, the high-torque air cannon 14 is further connected with a copper valve tool 19 and drives a copper valve opening sleeve head 18 to rotate, so that the valve is driven to rotate, the copper valve is made to prevent sparks generated by ignition, the valve opening efficiency is greatly improved, rescue workers can lift a special sleeve 17 of the copper valve connected with a copper conversion joint 16 through a handle 15 during shortening of rescue time, and therefore a valve closing device is in butt joint with the valve to be closed;

after rescue work, rotate crank 11 with the hand, crank 11 rotates and drives the inside axis of rotation 9 of dead lever 8 and rotate to carrying out the rolling arrangement at the middling pressure hose 7 on axis of rotation 9 surface, in the screw hole of seting up on 10 surfaces of movable disk is twisted into with fixing bolt 12 again when middling pressure hose 7 is collected, fix axis of rotation 9, for rolling work has brought the facility, avoided middling pressure hose 7 longer can bring inconvenient problem for fire fighter's arrangement.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. Dangerous chemicals scene of accident closes valve device fast, including base (1), its characterized in that: the bottom of the base (1) is movably provided with a movable wheel (2), the top of the base (1) is fixedly connected with a cushion block (3), a high-pressure gas cylinder (4) is movably arranged in the cushion block (3), one side of the high-pressure gas cylinder (4) is fixedly connected with a connector (5), a pressure reducing valve (6) is movably mounted at the top of the connector (5), a medium-pressure hose (7) is movably mounted at one side of the connector (5), the top of the base (1) at one side of the cushion block (3) is fixedly connected with a fixed rod (8), a rotating shaft (9) is movably sleeved in the fixed rod (8), one end of the rotating shaft (9) is fixedly connected with a crank (11), a fixed bolt (12) is sleeved on the inner thread of the crank (11), and a movable disc (10) is fixedly connected to one side of the fixed rod (8);

the one end movable mounting of middling pressure hose (7) has big torsion wind big gun (14), the outside movable mounting of big torsion wind big gun (14) has air switch (13), top fixedly connected with handle (15) of big torsion wind big gun (14), one side fixedly connected with copper crossover sub (16) of big torsion wind big gun (14), one side fixedly connected with copper valve special casing (17) of copper crossover sub (16), one side movable mounting of copper valve special casing (17) has copper to open valve sleeve head (18), one side movable mounting of copper valve sleeve head (18) has copper valve tool (19), one side movable mounting of copper valve tool (19) has copper connection piece (20).

2. The hazardous chemical substance accident site rapid valve closing device according to claim 1, characterized in that: the inner part of the cushion block (3) is provided with a groove, and the size of the groove is matched with that of the high-pressure gas cylinder (4).

3. The hazardous chemical substance accident site rapid valve closing device according to claim 1, characterized in that: the number of the fixing rods (8) is two, and the two fixing rods (8) are symmetrically distributed at the top of the base (1).

4. The hazardous chemical substance accident site rapid valve closing device according to claim 1, characterized in that: the outer portion of the fixing bolt (12) and the inner portion of the movable disc (10) are respectively provided with an external thread and an internal thread, and the external thread of the fixing bolt (12) is matched with the internal thread of the movable disc (10).

5. The hazardous chemical substance accident site rapid valve closing device according to claim 1, characterized in that: one side of the large-torque wind cannon (14) is perpendicular to one side of the copper adapter (16).

6. The hazardous chemical substance accident site rapid valve closing device according to claim 1, characterized in that: the copper valve opening sleeve head (18) is matched with the copper valve tool (19), and the copper valve opening sleeve head (18) and the copper valve tool (19) are both made of copper materials.