Fire scene sampling device

Abstract

The utility model discloses a fire scene sampling device, and relates to the technical field of fire sampling equipment.The fire scene sampling device comprises a driving trolley body and a working assembly, the height of a sampling opening can be flexibly adjusted through the working assembly, fire scene gas with different height differences can be sampled, and the actual situation of a fire scene can be reflected more comprehensively and accurately; sample deviation caused by sampling only at a single height is avoided, more reliable data support is provided for follow-up fire reason analysis, combustion process research and the like, a driving motor provides power to drive a supporting block to rotate, the inclination angle of an electric telescopic rod is changed, the electric telescopic rod stretches out and draws back to adjust the extension length, and a bracket is driven to move; the positions of a sampling port and a camera are changed, the applicability is improved, gas collection is guaranteed along with the change length of a folding pipeline, a gas pump guides collected gas into gas storage tanks from second electric control valves through pipelines, and gas samples at different positions are collected by arranging multiple groups of gas storage tanks through opening and closing of different second electric control valves.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire sampling equipment technical field especially relates to a fire scene sampling device. BACKGROUND

[0002] In order to understand the occurrence and development law of fire, study the combustion characteristics of different materials in fire, product release law and the like, need to obtain the sample of real fire scene and analyze, this is helpful to develop more effective fire prevention, extinguishing and escape technology, promote the progress of fire science and technology.

[0003] Through the search, the case with the announcement number: “CN212904109U” mentioned “the utility model discloses a fire scene sampling device, including control box and sampling trolley, sampling trolley is driven motor and drive bottom plate drive, sampling trolley still fixedly be provided with gas sampler and gas storage tank;The control box is connected with sampling trolley through wireless communication module and realizes communication, and the control module for controlling sampling trolley is arranged in the control box, and the control module is connected with wireless communication module;Meanwhile, detection unit is also arranged on sampling trolley;The utility model uses, sampling trolley detects the situation around the fire through detection unit, and relevant data are transmitted to controller through wireless communication module, and the staff controls sampling trolley to move to the corresponding sampling point, and collects gas sample through gas sampler, to complete unmanned sampling of fire scene gas;Greatly reduce the security threat that the staff receives, realize the gas sampling fast work in complex, dangerous environment such as fire scene.”, the gas storage tank of the utility model is provided with 3-5, and the gas storage tank is independent, and is connected with gas sampler through electromagnetic valve respectively;Realize the sampling work at different places in the work site, and sampling trolley can realize multiple sampling by going and returning once, greatly improve sampling efficiency;Also avoid the sample confusion between different places, guarantee the purity of sample and the accuracy of on-site monitoring, but the sampling height of the gas sampler of the device cannot be changed, and the gas composition, temperature, smoke concentration and the like parameters of different heights of fire scene exist difference, and the sample deviation caused by sampling at single height only will affect analysis.

[0004] Therefore, we provide a fire scene sampling device to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a fire scene sampling device, solves the problem in the above background art.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a fire scene sampling device, including drive trolley body and work assembly, the top of drive trolley body is installed with work assembly, the work assembly includes the casing fixedly connected at the top of drive trolley body, the inner wall upper surface of casing is installed with gas storage tank, one end of gas storage tank is installed with first electric control valve, the other end of first electric control valve is installed with gas analyzer body.

[0007] Preferably, the other end of the gas storage tank is provided with a second electric control valve, and a gas pump is connected to the other end of the second electric control valve through a pipeline.

[0008] Preferably, the top end of the gas pump is provided with a folding pipeline, and the top end of the folding pipeline is provided with a collection port.

[0009] Preferably, the top of the casing is provided with a driving motor, one end of the driving motor is connected to a block through a key, and the top end of the block is provided with an electric telescopic rod.

[0010] Preferably, the top end of the electric telescopic rod is fixedly connected to a bracket, the inside of the bracket is provided with a camera, and the bracket is fixedly connected to the collection port.

[0011] Preferably, the lower surface of the inner wall of the casing is provided with an integrated remote sensing controller on one side, and a battery pack is provided on the other side of the lower surface of the inner wall of the casing.

[0012] Preferably, the bottom of one side of the casing is fixedly connected to a filter screen, and the bottom of the other side of the casing is fixedly connected to a fan.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The height of the sampling port can be flexibly adjusted through the work assembly, different height differences of the fire scene gas can be sampled, the actual situation of the fire scene can be more comprehensively and accurately reflected, sample deviation caused by sampling at a single height is avoided, more reliable data support is provided for subsequent fire cause analysis, combustion process research, and the like, the driving motor provides power to drive the block to rotate, the inclination angle of the electric telescopic rod is changed, the electric telescopic rod is adjusted in extension length, the bracket is driven to move, the position of the sampling port and the camera is changed, the applicability is improved, the folding pipeline follows the change in length to ensure gas collection, the gas pump collects the gas through the pipeline and introduces the gas into the gas storage tank from the second electric control valve, different groups of gas storage tanks collect gas samples at different positions through the opening and closing of different second electric control valves, and the first electric control valve connects the gas storage tank and the gas analyzer body to analyze the gas composition at the sampling position.

[0015] 2, integrated remote sensing controller and device each part electric appliance connection, through integrated remote sensing controller provides remote control function, battery pack connects each part electric appliance provides driving energy, fan provides air flow to accelerate heat dissipation, by filter screen place will impurities filter reduces the influence to internal element. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The overall front structure schematic view of the present application is provided.

[0017] Figure 2 The working assembly bottom structure schematic view of the present application is provided.

[0018] Figure 3 The driving motor and electric telescopic rod cooperation structure schematic view of the present application is provided.

[0019] Figure 4 The shell internal structure schematic view of the present application is provided.

[0020] In the figure: 1, drive trolley body; 2, working assembly; 201, shell; 202, gas storage tank; 203, first electric control valve; 204, gas analyzer body; 205, second electric control valve; 206, air pump; 207, folding pipeline; 208, collection port; 209, driving motor; 210, supporting block; 211, electric telescopic rod; 212, bracket; 213, camera; 3, integrated remote sensing controller; 4, battery pack; 5, filter screen; 6, fan. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Please refer to Figures 1-4 As shown in the figure, a fire scene sampling device, including drive trolley body 1 and working assembly 2, drive trolley body 1 top end is installed with working assembly 2, working assembly 2 includes fixedly connected on the top end of drive trolley body 1 shell 201, the inner wall of shell 201 upper surface is installed with gas storage tank 202, one end of gas storage tank 202 is installed with first electric control valve 203, the other end of first electric control valve 203 is installed with gas analyzer body 204.

[0023] Further, the other end of the gas tank 202 is provided with a second electric control valve 205, and the other end of the second electric control valve 205 is connected with a gas pump 206. The gas pump 206 collects gas through the pipeline and guides the gas into the gas tank 202 from the second electric control valve 205. Multiple groups of gas tanks 202 are provided to collect gas samples at different positions through the opening and closing of different second electric control valves 205, and the gas samples are stored independently.

[0024] Further, the top end of the gas pump 206 is provided with a folding pipeline 207, and the top end of the folding pipeline 207 is provided with a collection port 208. The folding pipeline 207 changes the length to ensure gas collection, and the gas is guided into the folding pipeline 207 from the collection port 208.

[0025] Further, the top of the shell 201 is provided with a driving motor 209, and one end of the driving motor 209 is connected with a block 210 through a flat key. The top end of the block 210 is provided with an electric telescopic rod 211. The driving motor 209 provides power to drive the block 210 to rotate and change the inclination angle of the electric telescopic rod 211.

[0026] Further, the top end of the electric telescopic rod 211 is fixedly connected with a bracket 212, and the inside of the bracket 212 is provided with a camera 213. The bracket 212 is fixedly connected with the collection port 208. The electric telescopic rod 211 adjusts the extension length to drive the bracket 212 to move, changes the position of the collection port 208 and the camera 213, and the camera 213 provides image data.

[0027] Further, the lower surface of the inner wall of the shell 201 is provided with an integrated remote sensing controller 3 on one side, and the lower surface of the inner wall of the shell 201 is provided with a battery pack 4 on the other side. The integrated remote sensing controller 3 is electrically connected with each part of the device. The integrated remote sensing controller 3 provides remote control function. The battery pack 4 is connected with each part of the device to provide driving energy.

[0028] Further, the bottom of one side of the shell 201 is fixedly connected with a filter screen 5, and the bottom of the other side of the shell 201 is fixedly connected with a fan 6. The fan 6 provides air flow to accelerate heat dissipation. The impurities are filtered from the filter screen 5 to reduce the influence on the internal elements.

[0029] Working principle: in use, the first step, integrated remote controller 3 and device parts electrical connection, through integrated remote controller 3 provides remote control function, battery pack 4 connects each part of the electrical appliances to provide driving energy, make the drive dolly body 1 moves to different positions, the second step, fan 6 provides air flow to accelerate heat dissipation, by filter screen 5 will impurities filter to reduce the influence on internal components, the third step, drive motor 209 provides power to drive the block 210 rotation, change electric telescopic rod 211 inclination angle, electric telescopic rod 211 telescopic adjustment extension length, drive bracket 212 moves, change the collection port 208 and camera 213 position, improve the applicability, folding pipe 207 follow the change length to ensure gas collection, the fourth step, gas pump 206 will gas collection through the pipeline by the second electric control valve 205 into the gas storage tank 202, set up a plurality of gas storage tank 202 through different second electric control valve 205 open and close to collect different position gas sample, the first electric control valve 203 will gas storage tank 202 and gas analyzer body 204 intercommunication analysis sampling gas composition, so it completes a kind of fire scene sampling device.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A fire scene sampling apparatus comprising a drive trolley body (1) and a working assembly (2), characterised in that, The top end of the driving trolley body (1) is provided with a working assembly (2), the working assembly (2) comprises a shell (201) fixedly connected to the top end of the driving trolley body (1), the inner wall upper surface of the shell (201) is provided with a gas storage tank (202), one end of the gas storage tank (202) is provided with a first electric control valve (203), the other end of the first electric control valve (203) is provided with a gas analyzer body (204).

2. A fire scene sampling device according to claim 1, wherein, The other end of the gas storage tank (202) is provided with a second electric control valve (205), the other end of the second electric control valve (205) is connected with a gas pump (206) through a pipeline.

3. A fire scene sampling device according to claim 2, wherein, The top end of the gas pump (206) is provided with a folding pipeline (207), the top end of the folding pipeline (207) is provided with a collection port (208).

4. A fire scene sampling device according to claim 1, wherein, The top of the shell (201) is provided with a driving motor (209), one end of the driving motor (209) is connected with a supporting block (210) through a flat key, the top end of the supporting block (210) is provided with an electric telescopic rod (211).

5. A fire scene sampling device according to claim 4, wherein, The top end of the electric telescopic rod (211) is fixedly connected with a bracket (212), the inside of the bracket (212) is provided with a camera (213), the bracket (212) is fixedly connected with the collection port (208).

6. A fire scene sampling device according to claim 1, wherein, The lower surface of the inner wall of the shell (201) is provided with an integrated remote sensing controller (3) on one side, the lower surface of the inner wall of the shell (201) is provided with a battery pack (4) on the other side.

7. A fire scene sampling device according to claim 1, wherein One side of the bottom of the shell (201) is fixedly connected with a filter screen (5), the other side of the bottom of the shell (201) is fixedly connected with a fan (6).

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