Manual opening device for carbon dioxide gas cylinder group

Abstract

The utility model belongs to the technical field of fixed carbon dioxide fire extinguishing devices, and specifically relates to a manual opening device for a group of carbon dioxide cylinders. It comprises a frame, in which a plurality of steel cylinders are fixedly installed, and a release main pipe is fixedly installed on the top of the frame; a bottle head valve is provided on the top of the steel cylinder, and the gas outlet end of the bottle head valve is connected to the release main pipe; a rotating shaft structure is rotatably connected to the top of the frame, and the rotating shaft structure is fixedly connected to the handle of the bottle head valve through a chain; a rotating wheel is fixedly connected to one end of the rotating shaft structure, and a pull ring structure is fixedly connected to the rotating wheel for pulling the rotating wheel to rotate. The utility model realizes that pulling the hand pull ring can drive the rotating wheel to rotate and open multiple groups of steel cylinders, and the manual control is simple and does not require complicated operations. The utility model prevents accidents such as collision, tipping and breaking of steel cylinders, improves the safety of the device, and can stably lock multiple rows of steel cylinders.

Description

Technical Field

[0001] The utility model belongs to the technical field of fixed carbon dioxide fire extinguishing devices, and in particular relates to a manual opening device for a carbon dioxide gas cylinder group. Background Art

[0002] The fixed carbon dioxide fire extinguishing system is one of the most important fire extinguishing facilities on board. It has the characteristics of easy release and high fire extinguishing efficiency. At the same time, carbon dioxide gas is suitable for fires of electrical, oil and other combustible substances in closed spaces such as engine rooms, pump rooms, paint rooms and cargo holds. After extinguishing the fire, the damage to the machinery, electrical and cargo in the space is minimal. However, accidental injuries may occur during transportation, storage, maintenance and use.

[0003] The Chinese patent application number CN201420132093.9 discloses a remote control release station device for marine carbon dioxide fire extinguishing, which is characterized in that: the release valve in the remote control release station box is opened by an electric and manual solenoid valve, the carbon dioxide bottle head valve is opened by an electric and manual solenoid valve, the delay tank is a solenoid valve delayer, and a manual ball valve is also added to the device. The number of wiring stuffing boxes in the device is 5. This patent can effectively prevent single startup failures, so electric and manual nitrogen bottle solenoid valves and emergency stop manual ball valves within 40 seconds are used to make the entire system safer and more reliable.

[0004] In actual operation, it may be necessary to open the fire extinguishing agent cylinders one by one. When the number of fire extinguishing agent cylinders is relatively large, it will cause more serious damage to the protected premises, the labor intensity of personnel during operation is high, and the actual number of fire extinguishing agent cylinders opened does not meet the required number. Utility Model Content

[0005] In view of the above shortcomings, the utility model provides a manual opening device for a group of carbon dioxide gas cylinders. The utility model can drive the rotating wheel to rotate and open multiple groups of steel cylinders by pulling the hand pull ring. The manual control is simple and does not require complicated operations. The utility model prevents accidents such as collision, tipping and breaking of steel cylinders, improves the safety of the device, and can stably lock multiple rows of steel cylinders.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A manual opening device for a carbon dioxide gas cylinder group comprises a frame, wherein a plurality of steel cylinders are fixedly installed in the frame, and a release main pipe is fixedly installed on the top of the frame; a bottle head valve is provided on the top of the steel cylinder, and the gas outlet end of the bottle head valve is connected to the release main pipe; a rotating shaft structure is rotatably connected to the top of the frame, and the rotating shaft structure is fixedly connected to the handle of the bottle head valve through a chain; a rotating wheel is fixedly connected to one end of the rotating shaft structure, and a pull ring structure is fixedly connected to the rotating wheel for pulling the rotating wheel to rotate.

[0008] The pull ring structure comprises a pull rope, which is fixed and wound on the rotating wheel, and one end of the pull rope away from the rotating wheel is fixedly connected with a hand pull ring.

[0009] Furthermore, the frame includes a long bottom plate, the four corners of the long bottom plate are fixedly connected with vertical rods, the tops of the vertical rods are commonly fixedly connected with a top frame; the vertical rods located on one side of the long side of the long bottom plate are commonly fixedly connected with multiple angle irons, and the lower ends of both sides of the top frame are fixedly connected with receiving plates.

[0010] Furthermore, the release main pipe includes a main pipeline and a U-shaped bracket, the U-shaped bracket is fixedly connected to the top frame by bolts, the main pipeline is located in the U-shaped bracket, and the bottom of the main pipeline is connected to the air outlet end of the bottle head valve through a branch pipeline.

[0011] Furthermore, the rotating shaft structure includes a rotating shaft, which is rotatably connected to a receiving plate via a bearing, and a plurality of chains are fixedly connected to the rotating shaft, and the chains are connected to handles of corresponding bottle head valves.

[0012] Furthermore, a limiting hole is provided on the angle iron, a stabilizing structure is inserted into the limiting hole, the stabilizing structure includes an L-shaped hook, one end of the L-shaped hook is inserted into the limiting hole of the angle iron, the L-shaped hook is located between adjacent steel cylinders, a first stabilizing block is movably inserted into the outer side of the other end of the L-shaped hook, the first stabilizing block is abutted against the steel cylinder, and the end of the L-shaped hook away from the angle iron is also threadedly connected to a first locking nut for fixing the first stabilizing block.

[0013] Furthermore, there are two rows of steel cylinders, and straight steel pipes are arranged between adjacent steel cylinders in a row away from the angle irons. A threaded hole is opened inside the end of the L-shaped hook away from the angle iron, and the straight steel pipe is threadedly connected to the threaded hole at one end of the L-shaped hook; a second stabilizing block is movably inserted into the end of the straight steel pipe away from the first locking nut, and the second stabilizing block abuts against the adjacent steel cylinders, and a second locking nut is also threadedly connected to the end of the straight steel pipe away from the first locking nut for fixing the second stabilizing block.

[0014] Furthermore, a movable bolt is threadedly connected to one side of the vertical rod, and the pull rope passes through the movable bolt.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] (1) The utility model realizes that by rotating the rotating wheel and rotating the rotating wheel structure, the chain is driven to be reeled, and the handle of the bottle head valve is pulled, so that the bottle head valves on the fire extinguishing agent cylinders can be manually opened in batches, and a sufficient weight of fire extinguishing agent can be released into the release main pipe to protect the premises and meet the fire extinguishing concentration requirements; through the structural design of the pull ring structure, the rotating wheel can be driven to rotate and open multiple groups of cylinders by pulling the hand pull ring, and the manual control is simple and does not require complicated operations.

[0017] (2) The utility model adopts the structural design of the stable structure. When it is necessary to fix the steel cylinder, the L-shaped hook is inserted into the limiting hole of the angle iron, and then the first stabilizing block is inserted. The first locking nut is screwed on to make the first stabilizing block abut against the steel cylinder. The steel cylinder is stably fixed in cooperation with the angle iron to prevent the steel cylinder from colliding, tipping over or breaking, thereby improving the safety of the device. At the same time, through the structural design of the straight steel pipe and the second stabilizing block, multiple rows of steel cylinders can be stably locked at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a manual opening device for a carbon dioxide gas cylinder group of the utility model;

[0019] Figure 2 This is a schematic cross-sectional structure diagram of a manual opening device for a carbon dioxide gas cylinder assembly according to the utility model;

[0020] Figure 3 The utility model is a side structural schematic diagram of a manual opening device for a carbon dioxide gas cylinder group.

[0021] The reference numerals are as follows:

[0022] Frame 100; long bottom plate 110; vertical rod 120; angle iron 130; receiving plate 140; top frame 150; stabilizing structure 200; L-shaped hook 210; first stabilizing block 220; first locking nut 240; second locking nut 250; straight steel pipe 270; second stabilizing block 280; steel cylinder 300; cylinder head valve 310; shaft structure 400; shaft 410; bearing 420; chain 430; rotating wheel 440; pull ring structure 500; pull rope 510; live bolt 520; hand pull ring 530; release main pipe 600; branch pipe 610; main pipe 620; U-shaped bracket 630. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example

[0025] like Figure 1 to Figure 3 As shown, a manual opening device for a carbon dioxide gas cylinder group includes a frame 100, in which a plurality of steel cylinders 300 are fixedly installed, and a release main pipe 600 is fixedly installed on the top of the frame 100; a bottle head valve 310 is provided on the top of the steel cylinder 300, and the gas outlet end of the bottle head valve 310 is connected to the release main pipe 600; a rotating shaft structure 400 is rotatably connected to the top of the frame 100, and the rotating shaft structure 400 is fixedly connected to the handle of the bottle head valve 310 through a chain 430; a rotating wheel 440 is fixedly connected to one end of the rotating shaft structure 400, and a pull ring structure 500 is fixedly connected to the rotating wheel 440 for pulling the rotating wheel 440 to rotate.

[0026] The pull ring structure 500 includes a pull rope 510 , which is fixed and wound around the rotating wheel 440 , and one end of the pull rope 510 away from the rotating wheel 440 is fixedly connected to a hand pull ring 530 .

[0027] The utility model realizes that by rotating the rotating wheel 440, the rotating wheel structure 400 rotates, and then drives the chain 430 to be reeled, and pulls the handle of the bottle head valve 310, so that the bottle head valves 310 on the fire extinguishing agent cylinders are manually opened in batches, and a sufficient weight of fire extinguishing agent is released into the release main pipe 600 to protect the premises and meet the fire extinguishing concentration requirements; through the structural design of the pull ring structure 500, it is possible to drive the rotating wheel to rotate and open multiple groups of cylinders by pulling the hand pull ring 530, and the manual control is simple and does not require complicated operations.

[0028] When fire extinguishing is required, the user pulls down the corresponding hand pull ring 530 according to the operating instructions beside the carbon dioxide gas cylinder group, opens the bottle head valves 310 on a sufficient number of fire extinguishing agent cylinders 300, and releases a sufficient weight of fire extinguishing agent to extinguish the fire.

[0029] Furthermore, the frame 100 includes a long bottom plate 110, the four corners of the long bottom plate 110 are fixedly connected with vertical rods 120, and the tops of the vertical rods 120 are commonly fixedly connected with a top frame 150; the vertical rods 120 located on one side of the long side of the long bottom plate 110 are commonly fixedly connected with a plurality of angle irons 130, and the lower ends of both sides of the top frame 150 are fixedly connected with receiving plates 140.

[0030] Furthermore, the release main pipe 600 includes a main pipeline 620 and a U-shaped bracket 630, the U-shaped bracket 630 is fixedly connected to the top frame 150 by bolts, the main pipeline 620 is located in the U-shaped bracket 630, and the bottom of the main pipeline 620 is connected to the gas outlet end of the bottle head valve 310 through the branch pipeline 610. The detachable connection of the U-shaped bracket 630 improves the disassembly and assembly flexibility of the device.

[0031] Furthermore, the rotating shaft structure 400 includes a rotating shaft 410 , which is rotatably connected to the receiving plate 140 via a bearing 420 , and a plurality of chains 430 are fixedly connected to the rotating shaft 410 , and the chains 430 are connected to the handles of the corresponding bottle head valves 310 .

[0032] Furthermore, a limiting hole is provided on the angle iron 130, and a stabilizing structure 200 is inserted into the limiting hole. The stabilizing structure 200 includes an L-shaped hook 210, and one end of the L-shaped hook 210 is inserted into the limiting hole of the angle iron 130. The L-shaped hook 210 is located between adjacent steel cylinders 300. A first stabilizing block 220 is movably inserted on the outer side of the other end of the L-shaped hook 210. The first stabilizing block 220 is abutted against the steel cylinder 300. The end of the L-shaped hook 210 away from the angle iron 130 is also threadedly connected to a first locking nut 240 for fixing the first stabilizing block 220.

[0033] When the steel cylinder 300 needs to be stably locked, one end of the L-shaped hook 210 is inserted into the limiting hole of the angle iron 130 , and then the steel cylinder 300 is fixed by installing the first stabilizing block 220 and the first locking nut 240 .

[0034] Furthermore, there are two rows of steel cylinders 300, and straight steel pipes 270 are arranged between adjacent steel cylinders 300 in a row away from the angle iron 130. A threaded hole is opened inside the end of the L-shaped hook 210 away from the angle iron 130, and the straight steel pipe 270 is threadedly connected to the threaded hole at one end of the L-shaped hook 210; a second stabilizing block 280 is movably inserted at the end of the straight steel pipe 270 away from the first locking nut 240, and the second stabilizing block 280 abuts against the adjacent steel cylinders 300, and a second locking nut 250 is also threadedly connected to the end of the straight steel pipe 270 away from the first locking nut 240 for fixing the second stabilizing block 280.

[0035] Through the structural design of the stabilizing structure 200, the utility model can insert the L-shaped hook 210 into the limiting hole of the angle iron 130 when it is necessary to fix the steel cylinder 300, and then insert the first stabilizing block 220, screw on the first locking nut 240, so that the first stabilizing block 220 abuts against the steel cylinder 300, and cooperates with the angle iron 130 to stabilize and fix the steel cylinder 300, thereby preventing the steel cylinder 300 from colliding, tipping over, and breaking, thereby improving the safety of the device; at the same time, through the structural design of the straight steel pipe 270 and the second stabilizing block 280, multiple rows of steel cylinders 300 can be stably locked at the same time.

[0036] Furthermore, a movable bolt 520 is threadedly connected to one side of the vertical rod 120, and the pull rope 510 passes through the movable bolt 520. The pull rope 510 is limited by the movable bolt 520, so that the hand pull ring 530 is stabilized on one side of the vertical rod 120, reducing the probability of collision with the cylinder 300.

[0037] The above content is a further detailed description of the utility model in combination with specific implementation examples. It cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, they can make several simple deductions or substitutions without departing from the concept of the utility model, which should be regarded as belonging to the protection scope of the utility model.

[0038] It is easy for those skilled in the art to understand that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A manual opening device for a carbon dioxide gas cylinder group, characterized in that: The invention comprises a frame (100), wherein a plurality of steel cylinders (300) are fixedly installed in the frame (100), and a release main pipe (600) is fixedly installed on the top of the frame (100); a bottle head valve (310) is provided on the top of the steel cylinder (300), and the gas outlet end of the bottle head valve (310) is communicated with the release main pipe (600); a rotating shaft structure (400) is rotatably connected to the top of the frame (100), and the rotating shaft structure (400) is fixedly connected to the handle of the bottle head valve (310) through a chain (430); a rotating wheel (440) is fixedly connected to one end of the rotating shaft structure (400), and a pull ring structure (500) is fixedly connected to the rotating wheel (440) for pulling the rotating wheel (440) to rotate; The pull ring structure (500) comprises a pull rope (510), wherein the pull rope (510) is fixed and wound around the rotating wheel (440), and one end of the pull rope (510) away from the rotating wheel (440) is fixedly connected to a hand pull ring (530).

2. A manual opening device for a carbon dioxide gas cylinder group according to claim 1, characterized in that: The frame (100) comprises a long bottom plate (110), the four corners of the long bottom plate (110) are fixedly connected to vertical rods (120), and the tops of the vertical rods (120) are commonly fixedly connected to a top frame (150); the vertical rods (120) located on one side of the long side of the long bottom plate (110) are commonly fixedly connected to a plurality of angle irons (130), and the lower ends of both sides of the top frame (150) are fixedly connected to receiving plates (140).

3. A manual opening device for a carbon dioxide gas cylinder set according to claim 2, characterized in that: The release main pipe (600) comprises a main pipeline (620) and a U-shaped bracket (630), wherein the U-shaped bracket (630) is fixedly connected to the top frame (150) by bolts, the main pipeline (620) is located inside the U-shaped bracket (630), and the bottom of the main pipeline (620) is connected to the gas outlet end of the bottle head valve (310) through a branch pipeline (610).

4. A manual opening device for a carbon dioxide gas cylinder set according to claim 2, characterized in that: The rotating shaft structure (400) comprises a rotating shaft (410), wherein the rotating shaft (410) is rotatably connected to the receiving plate (140) via a bearing (420), and a plurality of chains (430) are fixedly connected to the rotating shaft (410), and the chains (430) are connected to the handles of the corresponding bottle head valves (310).

5. A manual opening device for a carbon dioxide gas cylinder set according to claim 2, characterized in that: A limiting hole is provided on the angle iron (130), and a stabilizing structure (200) is inserted into the limiting hole. The stabilizing structure (200) includes an L-shaped hook (210), and one end of the L-shaped hook (210) is inserted into the limiting hole of the angle iron (130). The L-shaped hook (210) is located between adjacent steel cylinders (300). A first stabilizing block (220) is movably inserted on the outer side of the other end of the L-shaped hook (210), and the first stabilizing block (220) is in contact with the steel cylinder (300). The end of the L-shaped hook (210) away from the angle iron (130) is also threadedly connected with a first locking nut (240) for fixing the first stabilizing block (220).

6. A manual opening device for a carbon dioxide gas cylinder set according to claim 5, characterized in that: The steel cylinders (300) are arranged in two rows, and a straight steel pipe (270) is arranged between adjacent steel cylinders (300) in a row away from the angle iron (130). A threaded hole is provided inside the end of the L-shaped hook (210) away from the angle iron (130), and the straight steel pipe (270) is threadedly connected to the threaded hole at one end of the L-shaped hook (210); a second stabilizing block (280) is movably inserted at the end of the straight steel pipe (270) away from the first locking nut (240), and the second stabilizing block (280) abuts against the adjacent steel cylinders (300); and a second locking nut (250) is also threadedly connected to the end of the straight steel pipe (270) away from the first locking nut (240) for fixing the second stabilizing block (280).

7. A manual opening device for a carbon dioxide gas cylinder set according to claim 2, characterized in that: A movable bolt (520) is threadedly connected to one side of the vertical rod (120), and the pull rope (510) passes through the movable bolt (520).

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