Handheld fire early-stage detection device

Abstract

The utility model relates to the technical field of fire detection, in particular to a handheld fire early-stage detection device. The utility model provides a handheld fire early-stage detection device which is flexible, portable, convenient to use, low in investment and maintenance cost, flexible in use mode and capable of being used in electric power places such as different transformer substations and the like. A handheld early fire detection device comprises a shell, a display screen, a signal processing module and the like, the display screen is arranged on the front side of the upper portion of the shell, and the inner side of the upper portion of the shell is connected with the signal processing module. The handheld shell is used for controlling the air inlet pipe to extend into a cable trench or an area where cables are laid, fault gas in the cable trench or the area where the cables are laid is detected, a detection result is transmitted to background operation, and compared with an existing device arranged at a fixed point, the device is more flexible, portable, convenient to use and high in practicability. The system is low in investment and maintenance cost, is flexible in use mode, and can be used in different transformer substations and other power places.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire detection technical field especially relates to a handheld fire early detection device. BACKGROUND

[0002] Cable trench or cable laying area fire detection is an important part of ensuring the safe operation of power system, its main purpose is to timely discover the fire in cable trench or cable laying area caused by cable overheating, short circuit or other electrical faults. Cable trench or cable laying area is closed in space, complex in environment and has greater fire hazards, once a fire occurs, it may spread rapidly and cause significant economic losses and power interruption.

[0003] And the existing cable trench or cable laying area fire detection device is usually set along the cable trench or cable laying area, a plurality of detection devices are set at fixed points to detect the fire in the cable trench or cable laying area, but the existing device needs to be set in the planning initial stage of the substation and the like, and when the existing device is installed in the already built substation, the construction amount is large, the installation cost is high, and the subsequent operation and maintenance cost is also high, and the overall use is not flexible and convenient.

[0004] Therefore, the present application provides a handheld fire early detection device which is flexible and portable, easy to use, low in investment and maintenance cost, flexible in use and can be used in different substations and the like. UTILITY MODEL CONTENTS

[0005] In order to overcome the shortcomings of high construction and installation cost, high subsequent operation and maintenance cost and overall inflexible and inconvenient use of the existing device, the utility model provides a handheld fire early detection device which is flexible and portable, easy to use, low in investment and maintenance cost and flexible in use and can be used in different substations and the like.

[0006] The technical scheme of the utility model is as follows: a handheld fire early detection device, comprising a shell, a display screen, a signal processing module, an air inlet pipe, an air inlet fan, a detection module, a threaded joint, a threaded sleeve and a filter element, the front side of the upper part of the shell is provided with the display screen, the signal processing module is connected to the inner side of the upper part of the shell, the signal processing module is electrically connected with an external signal receiving system, the threaded joint is connected to the top of the shell, the threaded sleeve is threadedly connected to the threaded joint, the air inlet pipe is rotatably connected to the upper part of the threaded sleeve, the filter element is arranged in the threaded joint, the filter element is used for filtering the air drawn in, the air inlet fan is connected to the inner upper part of the shell, the air inlet fan is connected to the bottom of the threaded joint, the detection module is connected to the left lower part of the air inlet fan, the detection module is fixedly connected to the inside of the shell, and the signal processing module is electrically connected with the detection module.

[0007] Further, the control button and the control module are further included, a plurality of control buttons are arranged on the front side of the shell, the control module is connected to the inside of the shell, and the control button, the detection module and the signal processing module are electrically connected with the control module.

[0008] Further, the air inlet probe and the filter screen are further included, the air inlet probe is connected to the top of the air inlet pipe, and the filter screen is arranged on the upper portion of the air inlet probe and used for intercepting and filtering dust particles in the suction air.

[0009] Further, the power supply module and the cover plate are further included, the power supply module is connected to the lower portion of the shell and electrically connected with the control module, and the cover plate is clamped to the rear side of the lower portion of the shell.

[0010] Further, the anti-skid strip is arranged on the upper portion of the threaded sleeve.

[0011] The utility model discloses a handheld shell control air inlet pipe stretches into the cable trench or the area of cable laying, detects the fault gas in the cable trench or the area of cable laying, and the detection result is transmitted to the operation of backstage, compared with the device of existing fixed point setting, is more flexible portable convenient to use, and the cost of investment and maintenance is low, and the use mode is flexible, can use in different transformer substation and other electric power places. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the first kind of structural schematic diagram of the utility model.

[0013] Figure 2 It is the second kind of structural schematic diagram of the utility model.

[0014] Figure 3 It is the structural section schematic diagram of the utility model.

[0015] Figure 4 It is the part of the utility model's three-dimensional structure section schematic diagram.

[0016] Figure 5 It is the part of the utility model's three-dimensional structure schematic diagram.

[0017] Drawing reference: 1_shell, 11_power supply module, 12_cover plate, 2_display screen, 21_signal processing module, 3_control button, 31_control module, 4_air inlet pipe, 41_air inlet fan, 42_detection module, 43_threaded joint, 44_threaded sleeve, 45_filter element, 5_air inlet probe, 51_filter screen. DETAILED DESCRIPTION

[0018] The present invention will now be described in detail with reference to the accompanying drawings.

[0019] A handheld fire early detection device, such as Figures 1-5 As shown, the system includes a housing 1, a power supply module 11, a cover plate 12, a display screen 2, a signal processing module 21, control buttons 3, a control module 31, an air intake pipe 4, an air intake fan 41, a detection module 42, a threaded connector 43, a threaded sleeve 44, a filter element 45, an air intake probe 5, and a filter screen 51. The display screen 2 is located on the upper front side of the housing 1. The signal processing module 21 is connected to the upper inner side of the housing 1 and is electrically connected to an external signal receiving system. The threaded connector 43 is connected to the top of the housing 1, and the threaded sleeve 44 is threadedly connected to the threaded connector 43. The air intake pipe 4 is rotatably connected to the upper part of the threaded sleeve 44. The filter element 45 is disposed inside the threaded connector 43 for filtering the drawn-in air. The air intake fan 41 is connected to the upper part of the housing 1. 41 is connected to the bottom of the threaded connector 43. The detection module 42 is connected to the lower left side of the air intake fan 41. The detection module 42 is fixedly connected to the inside of the housing 1. The signal processing module 21 is electrically connected to the detection module 42. Multiple control buttons 3 are provided on the front side of the housing 1. The control module 31 is connected inside the housing 1. The control buttons 3, the detection module 42, and the signal processing module 21 are all electrically connected to the control module 31. The air intake probe 5 is connected to the top of the air intake pipe 4. The filter screen 51 is provided on the upper part of the air intake probe 5. The filter screen 51 is used to intercept and filter dust particles in the drawn-in air. The power supply module 11 is connected to the lower part of the housing 1. The power supply module 11 is electrically connected to the control module 31. The cover plate 12 is snapped onto the lower rear side of the housing 1.

[0020] The utility model discloses a cable trench or cable laying area is in the region, and the cable trench or cable laying area cover is opened, and the air inlet probe 5 is inserted into the cable trench or cable laying area, and then through control button 3 and control module 31 cooperation, starts air inlet fan 41, and air inlet fan 41 is through air inlet pipe 4 and shows air inlet probe 5 and is guided into the detection module 42 in the cable trench or cable laying area inside air, when air is guided, filter screen 51 carries out intercepting filtration to the dust particle in the air, when the air passes through filter core 45, carries out filtration to the useless gas in the air, and the gas that needs to be detected is reserved, improves the detection precision of detection module 42, when filter core 45 needs to be replaced, rotates the threaded sleeve 44, makes the threaded sleeve 44 with threaded joint 43 is separated, then filter core 45 is taken out and is replaced, after replacement, again rotate threaded sleeve 44 and threaded joint butt joint, complete the replacement operation to filter core 45, whether the air in the cable trench or cable laying area contains fault gas, such as carbon monoxide, carbon dioxide and charged hot electron, etc.

[0021] It should be understood that the embodiments are only used for illustrating the utility model and are not used for limiting the scope of the utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the claims attached to the present application.

Claims

1. A hand-held fire early detection apparatus, characterized by: Including the shell (1), air inlet pipe (4), air inlet fan (41), detection module (42), threaded joint (43), threaded sleeve (44) and filter core (45), the threaded joint (43) is connected on the top of the shell (1), the threaded sleeve (44) is threadedly connected on the threaded joint (43), the threaded sleeve (44) is rotatably connected on the upper portion, the threaded joint (43) is provided with the filter core (45), the filter core (45) is used for filtering the air, the air inlet fan (41) is connected in the upper portion of the shell (1), the air inlet fan (41) is connected with the bottom of the threaded joint (43), the air inlet fan (41) is connected with the detection module (42) on the left lower portion, the detection module (42) is fixedly connected with the inside of the shell (1).

2. A hand-held fire-early-detection apparatus as defined in claim 1, wherein: Display screen (2), signal processing module (21), the display screen (2) is arranged on the front side of the upper portion of the shell (1), the signal processing module (21) is connected on the inside of the upper portion of the shell (1), the signal processing module (21) is electrically connected with the external signal receiving system, the signal processing module (21) is electrically connected with the detection module (42).

3. A hand-held fire-early-detection apparatus as defined in claim 2, wherein: It also includes control buttons (3) and control module (31), the shell (1) is provided with a plurality of control buttons (3) on the front side, the control module (31) is connected in the inside of the shell (1), the control button (3), the detection module (42) and the signal processing module (21) are electrically connected with the control module (31).

4. A hand-held fire-early-detection apparatus as defined in claim 3, wherein: It also includes air inlet probe (5) and filter screen (51), the air inlet probe (5) is connected on the top of the air inlet pipe (4), the filter screen (51) is arranged on the upper portion of the air inlet probe (5), the filter screen (51) is used for intercepting and filtering dust particles in the air.

5. A hand-held fire-early-detection apparatus as defined in claim 4, wherein: It also includes power supply module (11) and cover plate (12), the power supply module (11) is connected on the lower portion of the shell (1), the power supply module (11) is electrically connected with the control module (31), the cover plate (12) is clamped on the rear side of the lower portion of the shell (1).

6. A hand-held fire-early-detection apparatus as defined in claim 1, wherein: The threaded sleeve (44) is provided with anti-skid strips on the upper portion.

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