CN208420846U - A kind of outdoor gas alarm - Google Patents

Abstract

The utility model discloses a kind of outdoor gas alarms, including fixed frame, main body frame is installed on the left of the fixed frame, the main body frame is made of cabinet and protective cover, the left side outer wall of the cabinet is equipped with horse race lamp, and the inner left wall of cabinet offers embedded groove, loudspeaker is installed in the embedded groove, the outer right wall of the cabinet is equipped with fixed block and position-limited rack, the equipment is provided with fixed position-limited rack, fixed position-limited rack is provided with the second extractor fan fixed frame simultaneously, when user needs detection gas, multiple second extractor fan fixed frames can be installed in fixed position-limited rack simultaneously, allow ambient atmos to enter equipment from multiple orientation simultaneously and receives detection, even if the external world has high wind by dispelling gas, a part of gas can also be pumped into equipment and equipment is examined immediately by extractor fan It surveys, and avoiding problems the generation of safety accident, the practicality is stronger.

Description

A kind of outdoor gas alarm

Technical field

The utility model belongs to gas detection alarm device technical field, and in particular to a kind of outdoor gas alarm.

Background technique

Gas alarm is exactly gas leakage detection warning instrument.When flammable in industrial environment or release of toxic gas, gas When body alarm detects that gas concentration reaches explosion or the critical point for alarm setting of being poisoned, alarm will issue alarm signal Number, to remind work to take safety measures, and air draft, cutting, spray system are driven, prevents explosion, fire, poisoning thing Therefore it to guarantee safe production.Industrial fixed gas alarm is made of alarm controller and detector, and controller can be put It is placed in duty room, mainly each monitoring point is controlled, detector is installed on the place that gas is most easily revealed, core component For built-in gas sensor, sensor detects the concentration of gas in air, and the region that gas alarm uses has much wherein It is relatively conventional with outdoor.

It is all direct that the gas alarm common currently on the market, which is generally faced with when people's using gas alarm, Equipment is mounted on the easy leak area of gas, once and the external world has high wind by gas will be made to be dispelled when gases did escape So that equipment can not detect immediately, and this just easily causes the generation of safety accident, and the practicality is not strong；And most of equipment exist It requires to carry out installation and debugging when use, and many equipment all can spend a large amount of auxiliary tool to set in installation and debugging It is standby to firmly install, once and the unsuccessful needs of equipment debugging take a significant amount of time and are removed with energy, it is cumbersome multiple Miscellaneous time-consuming and laborious, the practicality is not strong；And most of equipment can only all examine the gas of single characteristic when being detected It surveys, is all the lesser gas of detection density Ru daily, need plus survey the biggish gas of density suddenly, it is necessary to integrally tear equipment open Under installation in place, operation when relatively complicated complexity it is time-consuming and laborious, the practicality is not strong.

Utility model content

The purpose of this utility model is to provide a kind of outdoor gas alarms, to solve to propose in above-mentioned background technique Be all that equipment is directly mounted on the easy leak area of gas when people's using gas alarm, and one when gases did escape The denier external world has high wind by that gas will be made to be dispelled so that equipment can not detect immediately, and this just easily causes safety accident Occur, the practicality is not strong；And most of equipment require to carry out installation and debugging when in use, and many equipment is adjusted in installation All it can spend a large amount of auxiliary tool that equipment is firmly installed when examination, once and the unsuccessful needs of equipment debugging are spent largely Time and energy are removed, and cumbersome complexity is time-consuming and laborious, and the practicality is not strong；And most of equipment are being detected When the gas of single characteristic can only all be detected, be all the lesser gas of detection density Ru daily, suddenly need plus survey it is close Spend biggish gas, it is necessary to equipment integrally be removed and installed in place, relatively complicated complexity is time-consuming when operating Arduously, the not strong problem of the practicality.

To achieve the above object, the utility model provides the following technical solutions: a kind of outdoor gas alarm, including solid Determine frame, main body frame is installed on the left of the fixed frame, the main body frame is made of cabinet and protective cover, the case Body and protective cover are rotatablely connected by rotation axis, and the left side outer wall of the cabinet is equipped with horse race lamp, and the inner left wall of cabinet Embedded groove is offered, loudspeaker is installed in the embedded groove, the outer right wall of the cabinet is equipped with fixed block and position-limited rack, Power supply line access aperture is offered below the position-limited rack, the lower section inner wall of the protective cover is equipped with the first extractor fan, institute It states the front outer wall of cabinet and rear outer wall is mounted on rotation fixed link, the side of the rotation fixed link is equipped with fixation Frame there are two the fixed frame is arranged altogether, and is equipped with gas alarm between two fixed frames, peace in the gas alarm Equipped with signal projector, signal receiver is installed, and be equipped with below the signal projector on the left of signal projector Control centre's circuit board is equipped with information-storing device, the lower section of the information-storing device on the left of control centre's circuit board Wireless network receiver is installed, gas sensor, the lower section inner wall of the cabinet are installed below the gas alarm There are interlayer between outer wall, conductive copper sheet is installed below the interlayer, is equipped with second below the conductive copper sheet Extractor fan fixed frame is equipped with the second extractor fan, the external wall beneath of the cabinet in the second extractor fan fixed frame Fixed position-limited rack is installed, third extractor fan, the lower section peace of the third extractor fan are installed in the fixed position-limited rack Equipped with ventilating duct, the front outer wall of the cabinet is equipped with control switch, first extractor fan, the second extractor fan, control Central circuit plate and third extractor fan processed are electrically connected with control switch, the signal projector, signal receiver, information Memory, wireless network receiver, horse race lamp and loudspeaker are electrically connected with control centre's circuit board, and the control switch is logical It crosses power supply line and extraneous power supply is electrically connected, the gas alarm is connect with external world's control host by WLAN.

Preferably, the ventilating duct is made of four small ventilating ducts, the diameters of four small ventilating ducts from outside to Inside it is sequentially reduced.

Preferably, the fixed position-limited rack is made of position-limited rack and limit sleeve, and fixed position-limited rack and cabinet are integral type The upper outer wall of structure, the limit sleeve is provided with limit card block.

Preferably, the left side outer wall of the fixed frame and position-limited rack corresponding position are provided with fixed gag lever post.

Preferably, there are ventilating interlayer, the tops of the ventilating interlayer between the upper outer wall and inner wall of the protective cover Inner wall and lower section inner wall offer air hole.

Compared with prior art, the utility model has the beneficial effects that the device structure is scientific and reasonable safe and convenient to use, And the equipment is provided with fixed position-limited rack, while fixed position-limited rack being provided with the second extractor fan fixed frame, when user needs When wanting detection gas, multiple second extractor fan fixed frames can be installed in fixed position-limited rack simultaneously, so that ambient atmos can Detection is received to enter equipment from multiple orientation simultaneously, even if the external world has high wind by dispelling gas, extractor fan can also Equipment is detected immediately a part of gas suction equipment, and avoiding problems the generation of safety accident, the practicality is stronger； And the equipment is provided with fixed frame, it can be by making rotation rotation fixed link make fixed frame will when user's fixed equipment Equipment is fixed, and it is quick time saving and energy saving to be fixed conveniently；And the equipment is additionally provided with position-limited rack and fixed frame, while in fixation Fixed gag lever post is provided on frame, so that equipment makes equipment be mounted on inspection in installation and debugging without a large amount of auxiliary tools Region is surveyed, only with fixed frame is first fixed on detection zone, position-limited rack, which is buckled in fixed gag lever post i.e., again later be can reach just Fixed purpose is walked, debugging operations can be carried out later, once debugging is unsuccessful, consolidating for different location can be clasped by changing Fixing limit bar can reach the fixed position of change, and when operation is convenient and efficient time saving and energy saving, without taking a significant amount of time and energy It is dismantled, the practicality is stronger；And the equipment is provided with ventilating duct and the first extractor fan, when user needs to detect difference When the gas of density, equipment first can be mounted on detection zone, if desired the smaller gas of detection density can be opened later First extractor fan, closes the fan of other positions, and needs to pull open when the biggish gas of detection gas density and lead Air duct, opening second and third extractor fan can achieve the goal, and easy to operate time saving and energy saving, the practicality is stronger, And the equipment is provided with cabinet, the case where can preventing alarm from being broken, protective is stronger, and practicability is stronger.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the outside drawing of the utility model；

Fig. 3 is the cabinet left view of the utility model；

Fig. 4 is the fixation position-limited rack bottom view of the utility model；

Fig. 5 looks up partial cross-sectional view for the utility model

Fig. 6 is the conductive copper sheet enlarged drawing in Fig. 1；

Fig. 7 is the ventilating duct main view sectional view of the utility model.

In figure: 1- fixed frame, 2- main body frame, 3- cabinet, 4- protective cover, 5- fixed block, 6- position-limited rack, 7- horse race Lamp, 8- embedded groove, 9- loudspeaker, the first extractor fan of 10-, 11- fixed frame, 12- rotation fixed link, 13- gas alarm, 14- signal projector, 15- signal receiver, 16- control centre circuit board, 17- information-storing device, 18- wireless network receive Device, 19- gas sensor, 20- interlayer, 21- conductive copper sheet, 22- limit card block, 23- fixed position-limited rack, 24- third exhausting wind Fan, the second extractor fan of 25- fixed frame, the second extractor fan of 26-, 27- ventilating duct, 28- control switch.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-7 is please referred to, the utility model provides a kind of technical solution: a kind of outdoor gas alarm, including fixation Frame 1, the left side of fixed frame 1 are equipped with main body frame 2, and main body frame 2 is made of cabinet 3 and protective cover 4, cabinet 3 and anti- Protecting cover 4 is rotatablely connected by rotation axis, and the left side outer wall of cabinet 3 is equipped with horse race lamp 7, and the inner left wall of cabinet 3 offers Embedded groove 8 is equipped with loudspeaker 9 in embedded groove 8, and the outer right wall of cabinet 3 is equipped with fixed block 5 and position-limited rack 6, position-limited rack 6 Lower section offer power supply line access aperture, the lower section inner wall of protective cover 4 is equipped with the first extractor fan 10, outside the front of cabinet 3 Wall and rear outer wall are mounted on rotation fixed link 12, and the side of rotation fixed link 12 is equipped with fixed frame 11, and fixed frame 11 is total There are two settings, and is equipped with gas alarm 13 between two fixed frames 11, and signal transmitting is equipped in gas alarm 13 Device 14, the lower section of signal projector 14 is equipped with signal receiver 15, and the left side of signal projector 14 is equipped with control centre Circuit board 16, the left side of control centre's circuit board 16 are equipped with information-storing device 17, and the lower section of information-storing device 17 is equipped with nothing Line network receiver 18, the lower section of gas alarm 13 is equipped with gas sensor 19, between the lower section inner wall and outer wall of cabinet 3 There are interlayer 20, the lower section of interlayer 20 is equipped with conductive copper sheet 21, and it is solid that the lower section of conductive copper sheet 21 is equipped with the second extractor fan Determine frame 25, the second extractor fan 26 is installed in second extractor fan fixed frame 25, the external wall beneath of cabinet 3 is equipped with fixed limit Position frame 23, fixes in position-limited rack 23 and is equipped with third extractor fan 24, and the lower section of third extractor fan 24 is equipped with ventilating duct 27, The front outer wall of cabinet 3 is equipped with control switch 28, the first extractor fan 10, the second extractor fan 26, control centre's circuit board 16 and third extractor fan 24 with control switch 28 be electrically connected, signal projector 14, signal receiver 15, information-storing device 17, wireless network receiver 18, horse race lamp 7 and loudspeaker 9 are electrically connected with control centre circuit board 16, and control switch 28 is logical It crosses power supply line and extraneous power supply is electrically connected, gas alarm 13 is connect with external world's control host by WLAN.

In the present embodiment, it is preferred that ventilating duct 27 is made of four small ventilating ducts, the diameters of four small ventilating ducts from It is outer to be sequentially reduced to interior, it is the self-control in order to make ventilating duct 27 that length may be implemented, once user needs detection density Ventilating duct 27 can be pulled straight out when lesser gas, and does not have to take a significant amount of time to remove disassemblerassembler with energy, grasped It is convenient and efficient time saving and energy saving to make, and four small ventilating ducts are interference fit, so that four small ventilating ducts will not slide easily, letter Number receiver 15 is the equipment that can receive outer signals while passing to the analysis of control centre's circuit board 16, signal projector 14 It is that the information that control centre's circuit board 16 is issued can be passed to ambient systems, wireless network receiver 18 is referred to as high-power Wireless network card, wireless loiter network device.Network interface card connects computer USB interface, and the automatic wireless network for searching for large area nearby is realized wireless Online.The most general standard of WLAN is the series standard that work defines, which passes through wireless network receiver 18, so that Equipment is connect with ambient controller, thus realize the purpose of remote control, and it is easy to operate without its is manually operated；Gas Sensor 19 is a kind of to be converted into be utilized by personnel, instrument and meter, computer etc. by information such as the composition of gas, concentration The device of information, its working principle is that detecting tested gas with electrochemical means, gas enters sensing by perforated membrane back side diffusion The working electrode of device is oxidated or reduced in this gas, and this electrochemical reaction causes the electric current for flowing through outside line.Except measurement Outside, also to amplify and carry out other signals processing；Outer route maintains the voltage and a two electrode back-references Jing Guo sensor The voltage of sensor.An opposite reaction is generated in reverse electrode；Sensor has the electrode of two or three He electrolyte contacts, even Also electrode there are four you.Typical electrode is made of high surface area noble metal and porous hydrophobic film.Electrode and electrolyte and surrounding are empty Gas contact, and by porous film monitoring.Size of current aoxidizes how many controlled in working electrode by research object gas.Sensor It is by design, therefore, gas supply is diffusion-limited, and sensor is proportional to the linear convergent rate of gas concentration.Linearly Output is one of the advantages of electrochemical sensor is than other technical sensors (i.e. infrared)；Loudspeaker 9 is a kind of electric signal turn Become the energy transducer of acoustical signal, influence of the performance superiority and inferiority of loudspeaker to sound quality is very big.

In the present embodiment, it is preferred that fixed position-limited rack 23 is made of position-limited rack and limit sleeve, and fixed position-limited rack 23 and case Body 3 is an integral structure, and the upper outer wall of limit sleeve is provided with limit card block 22, is to make user install the second exhausting The position that the second extractor fan fixed frame 25 can be limited when fan Fixture 25 by limit sleeve, so that the second extractor fan is solid Determining frame 25 will not arbitrarily slide, so that the normal use of equipment is affected, and fixed position-limited rack 23 and cabinet 3 are integral type knot Structure can make the intensity of fixed position-limited rack 23 be guaranteed, make it will not be because strong when fixing the second extractor fan fixed frame 25 The case where degree is not enough fallen generation, and it is that the second extractor fan fixed frame 25 can generate cunning in order to prevent that limit card block 22, which is arranged, It is dynamic, so that the case where the second extractor fan 26 can not be powered generation.

In the present embodiment, it is preferred that the left side outer wall of fixed frame 1 and 6 corresponding position of position-limited rack are provided with fixed limit Position bar, is to allow user to reach the mesh pre-fixed by the way that position-limited rack 6 is clasped fixed gag lever post in installation and debugging , if discovery debugging can change the position for clasping fixed gag lever post when unsuccessful, make its operation of its adjustment and installation position change Convenient and efficient, which is provided with suction copper sheet in the upper outer wall of the second extractor fan fixed frame 25, can be with conductive copper sheet Contact is so that the second extractor fan 26 is powered.

In the present embodiment, it is preferred that there are ventilating interlayer between the upper outer wall and inner wall of protective cover 4, ventilating interlayer Upper inner wall and lower section inner wall offer air hole, are to make user need the air for being pumped into top can when detecting Directly to open the first extractor fan 10, the first extractor fan 10 can draw air into equipment and be detected later, should The first extractor fan 10 in equipment is electrically connected by power supply line and extraneous power supply, when in order to avoid the opening of protective cover 4 So that power supply line is torn therefore its length is enough.

Working principle: when the utility model is used, fixed frame 1 is fixed on the region for needing to detect by user first, User can install gas alarm 13 between two fixed frames 11 later, later, by rotating rotation fixed link manually 12, so that gas alarm 13 is fixed, later, user can be by the insertion conductive copper on the second extractor fan fixed frame 25 Piece 21 makes the second extractor fan 26 be powered, and later, limit sleeve can be made to limit the position of the second extractor fan fixed frame 25, Then user can commissioning device, can reach pre- by the way that position-limited rack 6 is clasped fixed gag lever post in installation and debugging Fixed purpose changes its adjustment and installation position if discovery debugging can change the position for clasping fixed gag lever post when unsuccessful It is easy to operate to become its, equipment can be used after it is debugged later, can directly pass through control switch 8 when using, The second extractor fan 26, control centre's circuit board 16 and third extractor fan 24 are opened, simultaneously closing off the first extractor fan 10 makes It obtains the air below equipment and enters equipment, while extraneous control host can be in together by wireless network receiver 18 and the equipment One local area network, gas sensor 19 can detect gas later, once detect poisonous gas leakage, it can be by information It is transmitted to control centre's circuit board 16, control centre's circuit board 16 can deal with to information later, then information will be made to store up There are information-storing devices 17, while control centre's circuit board 16 can pass out information and horse race lamp 7 and loudspeaker 9 are opened, User will know at once later, and then user will be handled, and user can control host by the external world later Issuing information receives signal receiver 15, and signal receiver 15 can communicate information to control centre's circuit board later 16, then control centre's circuit board 16 can control horse race lamp 7 and loudspeaker 9 and close, later user's if desired gas leakage Information can control host by the external world and send a message to signal receiver 15, and information can be transmitted to control centre's circuit board later 16, then control centre's circuit board 16 can read out the information that information-storing device 17 stores, and then pass through signal projector 14 Be sent to extraneous control host, thus can make the leakage information of gas by probability, the equipment because being provided with cabinet 3, therefore its The case where can preventing alarm from being broken, protective is stronger, and practicability is stronger.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of outdoor gas alarm, including fixed frame (1), it is characterised in that: pacify in the left side of the fixed frame (1) Equipped with main body frame (2), the main body frame (2) is made of cabinet (3) and protective cover (4), the cabinet (3) and protective cover (4) it is rotatablely connected by rotation axis, the left side outer wall of the cabinet (3) is equipped with horse race lamp (7), and in the left side of cabinet (3) Wall offers embedded groove (8), is equipped with loudspeaker (9) in the embedded groove (8), the outer right wall of the cabinet (3) is equipped with Fixed block (5) and position-limited rack (6), offer power supply line access aperture below the position-limited rack (6), under the protective cover (4) Square inner wall is equipped with the first extractor fan (10), and the front outer wall and rear outer wall of the cabinet (3) are mounted on rotation and fix The side of bar (12), rotation fixed link (12) is equipped with fixed frame (11), and there are two the total settings of the fixed frame (11), and It is equipped with gas alarm (13) between two fixed frames (11), signal projector is installed in the gas alarm (13) (14), it is equipped with signal receiver (15) below the signal projector (14), and the left side installation of signal projector (14) Have control centre's circuit board (16), information-storing device (17), the letter are installed on the left of control centre's circuit board (16) It is equipped with wireless network receiver (18) below breath memory (17), gas is installed below the gas alarm (13) Sensor (19), there are interlayer (20) between the lower section inner wall and outer wall of the cabinet (3), the lower section of the interlayer (20) is installed Have conductive copper sheet (21), the second extractor fan fixed frame (25) is installed below the conductive copper sheet (21), described second takes out It is equipped with the second extractor fan (26) in wind fan Fixture (25), the external wall beneath of the cabinet (3) is equipped with fixed limit Frame (23), the fixed position-limited rack (23) is interior to be equipped with third extractor fan (24), the lower section of the third extractor fan (24) It is equipped with ventilating duct (27), the front outer wall of the cabinet (3) is equipped with control switch (28), first extractor fan (10), the second extractor fan (26), control centre's circuit board (16) and third extractor fan (24) are electric with control switch (28) Property connection, the signal projector (14), signal receiver (15), information-storing device (17), wireless network receiver (18), run Barn lantern (7) and loudspeaker (9) are electrically connected with control centre's circuit board (16), the control switch (28) by power supply line with Extraneous power supply is electrically connected, and the gas alarm (13) is connect with external world's control host by WLAN.

2. a kind of outdoor gas alarm according to claim 1, it is characterised in that: the ventilating duct (27) is by four Small ventilating duct composition, the diameters of four small ventilating ducts are sequentially reduced from outside to inside.

3. a kind of outdoor gas alarm according to claim 1, it is characterised in that: the fixed position-limited rack (23) by Position-limited rack and limit sleeve composition, and fixed position-limited rack (23) are an integral structure with cabinet (3), the upper outer wall of the limit sleeve It is provided with limit card block (22).

4. a kind of outdoor gas alarm according to claim 1, it is characterised in that: a left side for the fixed frame (1) Side outer wall and position-limited rack (6) corresponding position are provided with fixed gag lever post.

5. a kind of outdoor gas alarm according to claim 1, it is characterised in that: the top of the protective cover (4) There are ventilating interlayer between outer wall and inner wall, the upper inner wall and lower section inner wall of the ventilating interlayer offer air hole.