Fire fighting device for distributed hydrogen refueling station

Abstract

The utility model discloses a fire-fighting device for a distributed hydrogen refueling station, which comprises a self-running trolley, a mounting plate, a lifting plate, a lifting assembly, a hydrogen leakage detector and an alarm, the lifting plate is movably arranged on the upper side of the mounting plate, and the lifting assembly is arranged between the mounting plate and the lifting plate; the hydrogen leakage detector is detachably installed on the upper side of the lifting plate through the positioning seat, the alarm is detachably arranged on one side of the hydrogen leakage detector and electrically connected with the hydrogen leakage detector, the hydrogen leakage detector can monitor the concentration of hydrogen in air in real time, and when the hydrogen concentration reaches a set alarm value, the alarm is started to give an alarm. The alarm can give out a sound-light alarm to remind workers to take corresponding measures, such as stopping hydrogenation operation and evacuating the workers. The fire-fighting device for the distributed hydrogen refueling station is convenient for real-time rapid detection of hydrogen leakage in different height spaces.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire fighting device technical field, concretely relates to a fire fighting device for distributed hydrogen station. BACKGROUND

[0002] The hydrogen station is the fuel gas station for providing hydrogen gas for fuel cell vehicles, and is developed under the background of global response to climate change, search for alternative clean energy and promotion of hydrogen energy industrialization. The distributed hydrogen station adopts a "front shop and rear factory" and "present production and present use" mode, produces hydrogen gas on site at a hydrogen gas use location, is a hydrogen production and hydrogen filling integrated station, compared with the traditional hydrogen station, the hydrogen gas transportation link is saved, the high cost and safety risk in the hydrogen gas storage and transportation process are reduced, the existing hydrogen storage infrastructure and water, electricity and other public engineering conditions of the hydrogen filling station can be utilized, and the construction cost is reduced.

[0003] The distributed hydrogen station involves flammable and explosive hydrogen gas, so fire fighting is very important. A sufficient number of dry powder fire extinguishers, carbon dioxide fire extinguishers and the like are usually provided in each area of the hydrogen station, such as a hydrogen filling machine, a hydrogen storage tank area, a compressor room and the like, a fire water pool, a fire water pump and a ring-shaped fire water supply pipe network are arranged, a hydrogen gas leakage detector, a dry powder fire extinguisher and a carbon dioxide fire extinguisher are installed, and the hydrogen gas leakage condition is monitored in real time. However, the working space of the current distributed hydrogen station is large, the installation position of the hydrogen gas leakage detector is fixed, and the hydrogen gas leakage detector is usually installed at a roof or a corner or the like, so that real-time and rapid detection of hydrogen gas leakage in different height spaces is not convenient, and the fire detection effect is poor. UTILITY MODEL CONTENTS

[0004] (I) Technical problem solved

[0005] In view of the defects in the prior art, the utility model provides a fire fighting device for a distributed hydrogen station to solve the problem that real-time and rapid detection of hydrogen gas leakage in different height spaces is not convenient.

[0006] (II) Technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a fire fighting device for a distributed hydrogen station, comprising a self-running trolley, a mounting plate, a lifting plate, a lifting assembly, a hydrogen gas leakage detector and an alarm;

[0008] The mounting plate is detachably connected to the self-running trolley;

[0009] The lifting plate is movably arranged on the upper side of the mounting plate;

[0010] The lifting assembly is arranged between the mounting plate and the lifting plate;

[0011] The hydrogen leakage detector is detachably installed on the upper side of the lifting plate through the positioning seat;

[0012] The alarm is detachably arranged on one side of the hydrogen leakage detector, and the alarm and the hydrogen leakage detector are electrically connected.

[0013] Further, the lifting assembly comprises:

[0014] The electric cylinder is installed at the top end of the mounting plate;

[0015] The lifting cylinders are arranged in multiple, and each of the multiple lifting cylinders is fixedly connected at the top end of the mounting plate;

[0016] The lifting rods are arranged in sliding mode on each of the lifting cylinders, and the lifting rods are fixedly connected with the lifting plate;

[0017] The limiting plates are fixedly connected on each of the lifting rods, and the limiting openings are arranged on the lifting cylinders for sliding of the limiting plates;

[0018] The connecting plate is fixedly connected between the output end of the electric cylinder and the multiple limiting plates.

[0019] Further, the positioning seat comprises:

[0020] The positioning plate is fixedly connected at the bottom end of the hydrogen leakage detector;

[0021] The positioning rods are arranged in multiple, and each of the multiple positioning rods is fixedly connected at the bottom end of the positioning plate, and the positioning grooves are arranged on the lifting plate and matched with the positioning rods.

[0022] Further, the top end of the mounting plate is fixedly connected with the mounting block, the mounting block is arranged with the placing groove for placing the alarm, and the anti-skid pad is fixedly connected in the placing groove.

[0023] Further, the mounting plate and the self-running trolley are threadedly connected with the multiple mounting screws, the mounting plate is arranged with the multiple mounting screw holes matched with the mounting screws, and the self-running trolley is arranged with the mounting screw grooves matched with the mounting screws.

[0024] Further, the self-running trolley is detachably connected with the two protective frames on the two sides, the mounting plate is arranged with the multiple grooves for placing the two protective frames, the two protective frames are detachably connected with the two protective fences, and the protective frames are arranged with the through holes matched with the protective fences.

[0025] (Three) beneficial effects

[0026] Compared with the prior art, the utility model provides a fire fighting device for distributed hydrogenation station has the following beneficial effects:

[0027] 1. In the utility model, through the cooperation of mounting plate and mounting block, it is convenient to install and dismount the alarm on the self -running trolley, through the lifting assembly, lifting plate and mounting plate, the hydrogen leakage detector can be installed and dismounted on the self -running trolley, thereby facilitating the dismounting and replacement of the hydrogen leakage detector and alarm,

[0028] 2. In the utility model, through the lifting assembly, the lifting plate can be lifted on the mounting plate side, so as to facilitate the lifting of the hydrogen leakage detector, thereby facilitating the detection of hydrogen leakage in different height spaces, and through the electrical connection of the alarm and the hydrogen leakage detector, it is convenient to carry out real -time rapid alarm when hydrogen leaks, thereby facilitating the real -time rapid detection of hydrogen leakage in different height spaces, and further facilitating the fire -fighting effect of distributed hydrogenation station. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the structural schematic diagram of the whole application;

[0030] Figure 2 It is the structural schematic diagram of the cooperation of lifting cylinder, limiting plate and connecting plate of the application;

[0031] Figure 3 It is the exploded structural schematic diagram of the cooperation of lifting plate, positioning plate and positioning rod of the application;

[0032] Figure 4 It is the exploded structural schematic diagram of the cooperation of alarm, mounting block and non - slip pad of the application.

[0033] In the drawing: 1, self -running trolley;2, mounting plate;3, lifting plate;4, hydrogen leakage detector;5, alarm;6, electric cylinder;7, lifting cylinder;8, lifting rod;9, limiting plate;10, connecting plate;11, positioning plate;12, positioning rod;13, mounting block;14, mounting screw;15, protection frame;16, guard bar. DETAILED DESCRIPTION

[0034] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0035] Please refer to Figures 1 to 4The utility model provides a fire control device for distributed hydrogenation station, including self -operated trolley 1, mounting plate 2, lifting plate 3, lifting assembly, hydrogen leakage detector 4 and alarm 5, self -operated trolley 1 is a kind of small vehicle device that can be independently operated, generally rely on electric drive, convert electric energy into mechanical energy by motor, drive wheel rotation realizes advance, retreat, steering etc., can utilize various sensors to perceive surrounding environment, such as infrared sensor can detect obstacle, photoelectric sensor can identify track or path, ultrasonic sensor can measure distance etc., then according to the information obtained by sensor, by controller (such as single-chip microcontroller) analysis processing, further adjust the operating state of trolley, to realize autonomous navigation, obstacle avoidance etc., mounting plate 2 can be detachably connected on self -operated trolley 1, lifting plate 3 is movably arranged on the upper side of mounting plate 2, lifting assembly is arranged between mounting plate 2 and lifting plate 3, hydrogen leakage detector 4 is detachably installed on the upper side of lifting plate 3 by positioning seat, alarm 5 is detachably arranged on the side of hydrogen leakage detector 4, alarm 5 is electrically connected with hydrogen leakage detector 4, hydrogen leakage detector 4 can monitor the concentration of hydrogen in air in real time, when hydrogen concentration reaches the set alarm value, alarm 5 will issue sound and light alarm, remind staff to take corresponding measures, such as stopping hydrogenation operation, evacuation.

[0036] Reference Figure 1 And Figure 2 Lifting assembly includes electric cylinder 6, lifting cylinder 7, lifting rod 8, limit plate 9 and connecting plate 10, electric cylinder 6 is installed at the top of mounting plate 2, the lifting cylinder 7 is arranged as multiple, multiple lifting cylinder 7 are fixedly connected at the top of mounting plate 2, lifting rod 8 is slidably arranged on each lifting cylinder 7, and lifting rod 8 is fixedly connected with lifting plate 3, limit plate 9 is fixedly connected on each lifting rod 8, the lifting cylinder 7 is provided with limit port for the sliding of limit plate 9, and limit plate 9 moves in the limit port, and the movement of lifting rod 8 in lifting cylinder 7 can be limited, and connecting plate 10 is fixedly connected between the output end of electric cylinder 6 and multiple limit plates 9;

[0037] Electric cylinder 6 is started, so that electric cylinder 6 pushes connecting plate 10, and connecting plate 10 drives multiple lifting rods 8 to move through multiple limit plates 9, so that multiple lifting rods 8 can drive lifting plate 3 to lift, so that hydrogen leakage detector 4 can detect hydrogen leakage in air at different heights.

[0038] Reference Figure 3 Positioning seat includes positioning plate 11 and positioning rod 12, positioning plate 11 is fixedly connected at the bottom end of hydrogen leakage detector 4, positioning rod 12 is arranged as multiple, multiple positioning rod 12 are fixedly connected at the bottom end of positioning plate 11, and the lifting plate 3 is provided with positioning groove matched with the positioning rod 12;

[0039] The positioning rods 12 are respectively inserted into the positioning grooves, the positioning plate 11 can be installed on the upper side of the lifting plate 3, and the hydrogen leakage detector 4 can be stably installed on the upper side of the lifting plate 3.

[0040] With reference to Figure 4 The top end of the mounting plate 2 is fixedly connected with a mounting block 13, the mounting block 13 is provided with a placing groove for placing the alarm 5, and an anti-skid pad is fixedly connected in the placing groove, so that the alarm 5 can be stably placed in the mounting block 13.

[0041] The alarm 5 is placed in the placing groove, the alarm 5 can be installed and dismounted on the mounting block 13, and thus the alarm 5 can be installed and dismounted on the self-running trolley 1.

[0042] With reference to Figure 1 A plurality of mounting screws 14 are threadedly connected between the mounting plate 2 and the self-running trolley 1, a plurality of mounting screw holes matched with the mounting screws 14 are formed in the mounting plate 2, and a plurality of mounting screw grooves matched with the mounting screws 14 are formed in the self-running trolley 1.

[0043] The mounting screws 14 are respectively screwed between the mounting screw holes and the mounting screw grooves, the mounting plate 2 can be installed and dismounted on the self-running trolley 1, and thus the electric cylinder 6, the alarm 5 and the hydrogen leakage detector 4 can be dismounted, repaired and replaced on the self-running trolley 1.

[0044] With reference to Figure 1 Two protective frames 15 are symmetrically and detachably connected to the self-running trolley 1, a plurality of recesses for placing the two protective frames 15 are formed in the mounting plate 2, two protective fences 16 are detachably connected between the two protective frames 15, and a plurality of through holes matched with the protective fences 16 are formed in the protective frames 15.

[0045] When the hydrogen leakage detector 4 and the alarm 5 need to be protected, the two protective frames 15 are placed in the recesses on the mounting plate 2, the two protective fences 16 are placed in the through holes, the two protective fences 16 are installed on the two protective frames 15, and thus the hydrogen leakage detector 4 and the alarm 5 can be protected by the two protective frames 15 and the two protective fences 16.

[0046] In summary, first, the plurality of positioning rods 12 are inserted into the plurality of positioning grooves, the positioning plate 11 and the hydrogen leakage detector 4 are stably installed on the upper side of the lifting plate 3, at the same time, the alarm 5 is placed in the placing groove, the alarm 5 is stably installed on the mounting block 13, then the self-running trolley 1 is started, the hydrogen leakage detector 4 and the alarm 5 are moved back and forth in the distributed hydrogenation station, so that the hydrogen leakage detector 4 patrols and detects in the distributed hydrogenation station, at the same time, the electric cylinder 6 is started, the connecting plate 10 and the plurality of limiting plates 9 drive the plurality of lifting rods 8 to move, so that the lifting plate 3 and the positioning plate 11 drive the hydrogen leakage detector 4 to lift, thereby the hydrogen leakage detector 4 can detect the hydrogen leakage of air at different heights.

[0047] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A fire extinguishing device for a distributed hydrogen station, characterized by, Include: Self-running trolley (1); Mounting plate (2) is detachably connected on the self-running trolley (1); Lifting plate (3) is movably arranged on the upper side of the mounting plate (2); Lifting assembly is arranged between the mounting plate (2) and the lifting plate (3); Hydrogen leakage detector (4) is detachably mounted on the upper side of the lifting plate (3) through the positioning seat; Alarm (5) is detachably arranged on one side of the hydrogen leakage detector (4).

2. A fire extinguishing device for a distributed hydrogen station according to claim 1, characterized by, The lifting assembly comprises: Electric cylinder (6) is mounted on the top end of the mounting plate (2); Lifting cylinder (7) is arranged in multiple, and multiple lifting cylinders (7) are fixedly connected on the top end of the mounting plate (2); Lifting rod (8) is slidably arranged on each lifting cylinder (7), and the lifting rod (8) is fixedly connected with the lifting plate (3); Limiting plate (9) is fixedly connected on each lifting rod (8), and the lifting cylinder (7) is provided with a limiting opening for sliding of the limiting plate (9); Connecting plate (10) is fixedly connected between the output end of the electric cylinder (6) and multiple limiting plates (9).

3. A fire extinguishing device for a distributed hydrogen station according to claim 2, characterized by The positioning seat comprises: Positioning plate (11) is fixedly connected on the bottom end of the hydrogen leakage detector (4); Positioning rod (12) is arranged in multiple, and multiple positioning rods (12) are fixedly connected on the bottom end of the positioning plate (11), and the lifting plate (3) is provided with a positioning groove matched with the positioning rod (12).

4. A fire extinguishing device for a distributed hydrogen station according to claim 3, characterized by The top end of the mounting plate (2) is fixedly connected with a mounting block (13), the mounting block (13) is provided with a placing groove for placing the alarm (5), and the placing groove is fixedly connected with an anti-skid pad.

5. A fire extinguishing device for a distributed hydrogen station according to claim 4, characterized by A plurality of mounting screws (14) are threadedly connected between the mounting plate (2) and the self-running trolley (1), a plurality of mounting screw holes matched with the mounting screws (14) are formed in the mounting plate (2), and a mounting screw groove matched with the mounting screws (14) is formed in the self-running trolley (1).

6. A fire extinguishing device for a distributed hydrogen station according to claim 5, characterized by Two protective frames (15) are symmetrically and detachably connected on the self-running trolley (1), a plurality of grooves for placing two protective frames (15) are formed in the mounting plate (2), and two protective fences (16) are detachably connected between the two protective frames (15), the protective frame (15) is provided with a through hole matched with the protective fence (16).

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