CN213840518U - Laser gas leakage detection early warning device - Google Patents

Abstract

The utility model provides a laser gas leak testing early warning device belongs to gas leak testing technical field. The laser gas leakage detection early warning device comprises a detection assembly and an explosion-proof processing assembly. The detection assembly comprises a first box body, a laser gas analyzer, a single chip microcomputer, a controller, a protective cover, a buzzer and a cabinet body. The explosion-proof processing subassembly includes fan, air-supply line and goes out the tuber pipe, the fan sets up bottom in the first box, the air intake of fan with the air-supply line intercommunication, the air-supply line tip inlays to be established on the first box lateral wall, the air outlet of fan with go out the tuber pipe intercommunication, run through on the cabinet body and seted up the second opening, it inlays to establish to go out the tuber pipe tip in the second opening. This device can in time sound production when the gas takes place to leak and report to the police to can reduce the gas concentration in the space through the mode of taking a breath, avoid the emergence of explosion.

Description

Laser gas leakage detection early warning device

Technical Field

The utility model relates to a gas leak testing technical field particularly, relates to a laser gas leak testing early warning device.

Background

The gas is the energy that generally uses in the city family at present, and the gas pipe network in most districts becomes cyclic annular or dendritic network distribution, adopts the steel pipe pipeline to carry the gas to each floor bottom of district, adopts the gas pipeline to carry indoor from the bottom of floor again, supplies each user to use.

The pipeline where the household gas valve is located is usually hidden in a cabinet below when being installed, and the gas fuel inevitably leaks at the valve connection part, so that the cabinet door needs to be opened frequently for ventilation. However, the leaked gas in the cabinet is difficult to detect in a short time, and certain safety hazards exist. The existing gas leakage detection early warning device can only warn and cannot process the gas leakage condition.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a laser gas leak detection early warning device aims at improving current gas leak detection early warning device and can only accomplish the warning, can not carry out the problem handled to the gas leakage condition.

The utility model discloses a realize like this:

the utility model provides a laser gas leak detection early warning device, including determine module and explosion-proof processing subassembly.

The detection assembly comprises a first box body, a laser gas analyzer, a single chip microcomputer, a controller, a protective cover, a buzzer and a cabinet body, wherein the first box body is fixed at the top of the cabinet body, the laser gas analyzer, the single chip microcomputer and the controller are all fixed in the first box body, a sampling probe of the laser gas analyzer is arranged at the top of the outer side wall of the first box body, the protective cover is fixed on one side of the outer wall of the first box body, a first opening is formed in the cabinet body in a penetrating mode, the protective cover is arranged in the first opening, and the buzzer is arranged in the protective cover.

The explosion-proof processing subassembly includes fan, air-supply line and goes out the tuber pipe, the fan sets up bottom in the first box, the air intake of fan with the air-supply line intercommunication, the air-supply line tip inlays to be established on the first box lateral wall, the air outlet of fan with go out the tuber pipe intercommunication, run through on the cabinet body and seted up the second opening, it inlays to establish to go out the tuber pipe tip in the second opening.

The utility model discloses an in the embodiment, first box includes first box body, otic placode and retaining member, the otic placode is fixed bottom outside the first box body, the otic placode passes through the retaining member with internal wall fixed connection of cabinet.

The utility model discloses an in the embodiment, buzzer's buzzing head runs through the setting and is in on the protection casing lateral wall, buzzer buzzing head's sound outlet with first opening intercommunication, first opening internal fixation has first dust screen.

The utility model discloses an in the embodiment, the detecting component still includes dampproofing, dampproofing sets up in the first box body.

The utility model discloses an in the embodiment, dampproofing piece includes screen frame and moisture absorption stratum granulosum, the screen frame is fixed bottom in the first box body, the moisture absorption stratum granulosum sets up in the screen frame.

The utility model discloses an in the embodiment, the fan includes fixed block and fan body, the fixed block is fixed bottom in the first box body, the fan body sets up on the fixed block.

The utility model discloses an in the embodiment, the air-supply line includes first body and second dust screen, first body tip with the air intake intercommunication of fan body, the second dust screen sets up in the first body.

The utility model discloses an in the embodiment, it includes second body and third dirt net to go out the tuber pipe, second body one end with the air outlet intercommunication of fan body, the second body other end inlays to be established in the second opening, the setting of third dirt net is in the second body.

The utility model discloses an in the embodiment, explosion-proof processing subassembly still includes supplementary mounting, supplementary mounting sets up first box body inner wall with between the first body.

The utility model discloses an in the embodiment, supplementary mounting includes stop collar and bracing piece, the stop collar cover is established on the first body, the stop collar bottom passes through the bracing piece with bottom fixed connection in the first box body.

The utility model has the advantages that: the utility model discloses a laser gas leak testing early warning device that above-mentioned design obtained, during the use, gas concentration reaches the setting value in the cabinet when laser gas analysis appearance detects, laser gas analysis appearance sends the signal of telecommunication for the singlechip, the singlechip is handling the back and is sending the signal of telecommunication for the controller, the controller sends the signal of telecommunication for buzzer sound warning, the controller sends the signal of telecommunication simultaneously and gives the fan, the control fan starts, the fan is with the internal gas mixture of cabinet by the air-supply line suction, through the play tuber pipe discharge cabinet body, thereby reach and reduce gas concentration in the cabinet, avoid the purpose that explodes, sufficient time has been reserved for leakage treatment work. This device can in time sound production when the gas takes place to leak and report to the police to can reduce the gas concentration in the space through the mode of taking a breath, avoid the emergence of explosion.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a laser gas leakage detection early warning device provided by an embodiment of the present invention;

FIG. 2 is a front view of a detection assembly and an explosion-proof processing assembly provided by an embodiment of the present invention;

fig. 3 is a side view of the laser gas leakage detection and early warning device provided by the embodiment of the present invention;

fig. 4 is a side view of a partial structure of the laser gas leakage detection early warning device provided by the embodiment of the present invention.

In the figure: 100-a detection component; 110-a first box; 111-a first box body; 112-ear plate; 113-a locking member; 120-laser gas analyzer; 130-a single chip microcomputer; 140-a controller; 150-a protective cover; 160-buzzer; 170-a cabinet body; 180-a first opening; 181-first dust screen; 190-moisture barrier; 191-a screen frame; 192-a hygroscopic particle layer; 200-an explosion-proof treatment assembly; 210-a fan; 211-fixed block; 212-a fan body; 220-an air inlet pipe; 221-a first tube; 222-a second dust screen; 230-air outlet pipe; 231-a second tube; 232-third dust prevention net; 240-a second opening; 250-auxiliary fixing parts; 251-a stop collar; 252-support bar.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a laser gas leakage detection early warning device, includes determine module 100 and explosion-proof processing subassembly 200, determine module 100 can sound the warning when detecting gas leakage concentration and reaching the setting value, and explosion-proof processing subassembly 200 and determine module 100 electric connection can arrange the gas of leaking to the external world before gas concentration reaches the critical point, reduce gas concentration, avoid the explosion.

Referring to fig. 2-4, the detecting assembly 100 includes a first box 110, a laser gas analyzer 120, a single chip microcomputer 130, a controller 140, a protective cover 150, a buzzer 160, and a cabinet 170, the first box 110 is fixed at the top of the cabinet 170, the first box 110 includes a first box body 111, an ear plate 112, and a locking member 113, the locking member 113 is a screw, the ear plate 112 is fixed at the bottom of the first box body 111, the ear plate 112 is fixedly connected to the inner wall of the cabinet 170 through the locking member 113, the laser gas analyzer 120, the single chip microcomputer 130, and the controller 140 are all fixed in the first box 110, a sampling probe of the laser gas analyzer 120 is disposed at the top of the outer sidewall of the first box 110, the laser gas analyzer 120 adopts a spectrum absorption technology, the concentration of the gas is obtained by analyzing the selective absorption of the laser by the gas, the protective cover 150 is fixed at one side of the outer wall of the first box 110, the cabinet 170 is provided, the protective cover 150 is arranged in the first opening 180, the buzzer 160 is arranged in the protective cover 150, the protective cover 150 plays a role in protecting the buzzer 160, a buzzer head of the buzzer 160 penetrates through the side wall of the protective cover 150, a sound outlet of the buzzer head of the buzzer 160 is communicated with the first opening 180, a first dustproof net 181 is fixed in the first opening 180, dust and sundries are prevented from blocking the sound outlet of the buzzer 160, the laser gas analyzer 120 is electrically connected with the single chip microcomputer 130, the single chip microcomputer 130 is electrically connected with the controller 140, the controller 140 is electrically connected with the buzzer 160, when the laser gas analyzer 120 detects that the gas concentration in the cabinet reaches a set value, an electric signal is sent to the single chip microcomputer 130, the single chip microcomputer 130 sends the electric signal to the controller 140 after processing, and the controller 140 sends the electric signal to the buzzer 160 for sound warning.

It should be noted that, the detection assembly 100 further includes a moisture-proof member 190, the moisture-proof member 190 is disposed in the first box body 111, moisture in a kitchen is heavy, the moisture-proof member 190 can absorb moisture, electronic devices in the first box body 111 are prevented from being wetted, the moisture-proof member 190 includes a mesh frame 191 and a moisture-absorbing particle layer 192, the moisture-absorbing particle layer 192 is a water-absorbing resin particle layer, the mesh frame 191 is fixed at the bottom in the first box body 111, and the moisture-absorbing particle layer 192 is disposed in the mesh frame 191.

Referring to fig. 2-4, the explosion-proof processing assembly 200 includes a blower 210, an air inlet pipe 220 and an air outlet pipe 230, the blower 210 is disposed at the bottom of the first box 110, the blower 210 includes a fixing block 211 and a blower body 212, the fixing block 211 is fixed at the bottom of the first box 111, the blower body 212 is disposed on the fixing block 211, the fixing block 211 supports and limits the blower body 212, an air inlet of the blower 210 is communicated with the air inlet pipe 220, an end of the air inlet pipe 220 is embedded in a sidewall of the first box 110, the air inlet pipe 220 includes a first pipe 221 and a second dust screen 222, an end of the first pipe 221 is communicated with an air inlet of the blower body 212, the second dust screen 222 is disposed in the first pipe 221 to prevent dust from being sucked, an air outlet of the blower 210 is communicated with the air outlet pipe 230, a second opening 240 is formed through the cabinet 170, an end of the air outlet pipe 230 is embedded in the second opening 240, go out tuber pipe 230 and include second body 231 and third dust screen 232, second body 231 one end and fan body 212's air outlet intercommunication, the second body 231 other end inlays to be established in second opening 240, third dust screen 232 sets up in second body 231, avoid the dust, debris are piled up and are caused the influence to the exhaust in second body 231, when buzzer 160 sound production was reported to the police, controller 140 sends the signal of telecommunication simultaneously for fan body 212, control fan body 212 starts, fan body 212 is with the internal gas mixture of cabinet 170 by the suction of first body 221, through the cabinet body 170 of second body 231 discharge, thereby reach and reduce the interior gas concentration of cabinet, avoid the mesh that explodes.

It should be noted that the explosion-proof processing assembly 200 further includes an auxiliary fixing member 250, the auxiliary fixing member 250 is disposed between the inner wall of the first box body 111 and the first pipe body 221, and plays a role of supporting and fixing the first pipe body 221, so as to prevent the first pipe body 221 from shaking when the blower body 212 works, the auxiliary fixing member 250 includes a limiting sleeve 251 and a supporting rod 252, the limiting sleeve 251 is sleeved on the first pipe body 221, and the bottom of the limiting sleeve 251 is fixedly connected with the bottom inside the first box body 111 through the supporting rod 252.

Specifically, this laser gas leakage detection early warning device's theory of operation: during the use, when laser gas analysis appearance 120 detects that the gas concentration reaches the setting value in the cabinet, laser gas analysis appearance 120 sends the signal of telecommunication for singlechip 130, singlechip 130 handles the back and is sending the signal of telecommunication for controller 140, controller 140 sends the signal of telecommunication and gives buzzer 160 sound warning, controller 140 sends the signal of telecommunication for fan body 212 simultaneously, control fan body 212 starts, fan body 212 is with the internal gas mixture of cabinet 170 by first body 221 suction, discharge cabinet body 170 through second body 231, thereby reach and reduce the internal gas concentration of cabinet, avoid the purpose that explodes, reserve sufficient time for leakage treatment work.

It should be noted that the specific model specifications of the laser gas analyzer 120, the single chip microcomputer 130, the controller 140, the buzzer 160 and the fan body 212 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply and the principle of the laser gas analyzer 120, the single chip microcomputer 130, the controller 140, the buzzer 160 and the blower body 212 are clear to those skilled in the art and will not be described in detail herein.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A laser gas leakage detection early warning device is characterized by comprising

The detection assembly (100), the detection assembly (100) comprises a first box body (110), a laser gas analyzer (120), a single chip microcomputer (130), a controller (140), a protective cover (150), a buzzer (160) and a cabinet body (170), the first box body (110) is fixed at the top in the cabinet body (170), the laser gas analyzer (120), the singlechip (130) and the controller (140) are all fixed in the first box body (110), the sampling probe of the laser gas analyzer (120) is arranged on the top of the outer side wall of the first box body (110), the protective cover (150) is fixed on one side of the outer wall of the first box body (110), a first opening (180) is formed in the cabinet body (170) in a penetrating mode, the protective cover (150) is arranged in the first opening (180), and the buzzer (160) is arranged in the protective cover (150);

explosion-proof processing subassembly (200), explosion-proof processing subassembly (200) include fan (210), air-supply line (220) and go out tuber pipe (230), fan (210) set up bottom in first box (110), the air intake of fan (210) with air-supply line (220) intercommunication, air-supply line (220) tip inlays to be established on first box (110) lateral wall, the air outlet of fan (210) with go out tuber pipe (230) intercommunication, run through on the cabinet body (170) and seted up second opening (240), it inlays to establish to go out tuber pipe (230) tip in second opening (240).

2. The laser gas leakage detection early warning device according to claim 1, wherein the first box body (110) comprises a first box body (111), an ear plate (112) and a locking member (113), the ear plate (112) is fixed at the outer bottom of the first box body (111), and the ear plate (112) is fixedly connected with the inner wall of the cabinet body (170) through the locking member (113).

3. The laser gas leakage detection and early warning device according to claim 1, wherein a buzzer of the buzzer (160) penetrates through the side wall of the protective cover (150), a sound outlet of the buzzer (160) is communicated with the first opening (180), and a first dust screen (181) is fixed in the first opening (180).

4. The laser gas leakage detection early warning device according to claim 2, wherein the detection assembly (100) further comprises a moisture-proof member (190), and the moisture-proof member (190) is disposed in the first case body (111).

5. The laser gas leakage detection early warning device according to claim 4, wherein the moisture-proof member (190) comprises a net frame (191) and a moisture-absorbing particle layer (192), the net frame (191) is fixed at the bottom in the first tank body (111), and the moisture-absorbing particle layer (192) is arranged in the net frame (191).

6. The laser gas leakage detection early warning device according to claim 2, wherein the blower (210) comprises a fixed block (211) and a blower body (212), the fixed block (211) is fixed at the bottom in the first box body (111), and the blower body (212) is arranged on the fixed block (211).

7. The laser gas leakage detection and early warning device as claimed in claim 6, wherein the air inlet pipe (220) comprises a first pipe body (221) and a second dust screen (222), an end of the first pipe body (221) is communicated with an air inlet of the fan body (212), and the second dust screen (222) is arranged in the first pipe body (221).

8. The laser gas leakage detection and early warning device as claimed in claim 6, wherein the air outlet pipe (230) comprises a second pipe body (231) and a third dust screen (232), one end of the second pipe body (231) is communicated with the air outlet of the blower body (212), the other end of the second pipe body (231) is embedded in the second opening (240), and the third dust screen (232) is arranged in the second pipe body (231).

9. The laser gas leakage detection early warning device according to claim 7, wherein the explosion-proof processing assembly (200) further comprises an auxiliary fixing member (250), and the auxiliary fixing member (250) is disposed between the inner wall of the first tank body (111) and the first pipe body (221).

10. The laser gas leakage detection and early warning device as claimed in claim 9, wherein the auxiliary fixing member (250) comprises a limiting sleeve (251) and a supporting rod (252), the limiting sleeve (251) is sleeved on the first pipe body (221), and the bottom of the limiting sleeve (251) is fixedly connected with the bottom inside the first box body (111) through the supporting rod (252).

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