CN208752764U - A kind of stand alone type photoelectric smoke detecting alarm - Google Patents

Abstract

The utility model discloses a kind of free-standing photoelectric smoke detecting alarms, are related to fire detection alarm field；It includes shell and is arranged in the intracorporal mainboard of shell, probe assembly is provided on the mainboard, it is additionally provided with NB-IoT communication part on the mainboard and with mainboard vertical welding and is conveniently replaceable the deck of communication part, card slot corresponding with deck is provided on the shell, the deck is connect with NB-IoT communication part, realizes that remote-wireless stablizes transmission；The utility model is integrally designed by using NB-IoT module and probe assembly, and design deck and card slot, solve the problems, such as that existing alarm uses wireless near field communication component low with the existing replacement inconvenience of sense cigarette component fission design, transmission quality, so as to cause the low problem of alarm practicability, reached remote-wireless stablize transmission, replacement and it is easy to maintenance, the real-time and stability for improving wireless transmission, improve the effect of the practicability of alarm.

Description

A kind of stand alone type photoelectric smoke detecting alarm

Technical field

The utility model relates to fire detection alarm field, especially a kind of free-standing photoelectric smoke detection alarm Device.

Background technique

With the continuous improvement of our people's living standard and the fast development of individual economy, the household electric of various modernizations Device is continuously increased, and the fire incident for threatening our life securities is also being continuously increased, therefore, residential building, office block etc. The safety problem in place has attracted more and more attention from people, thus in order to find in advance to avoid occur great life and Property loss, many places are mounted on warning device.

NB-IoT (Narrow Band Internet of Things) is emerging technology of Internet of things, wide with covering, Connect the features such as more, rate is fast, at low cost, low in energy consumption and framework is excellent；NB-IOT uses License frequency range, can take in band, protect Three kinds of deployment way such as protecting band or Independent Carrier Wave, coexist with existing network；It is the current best choosing for realizing remote wireless transmission It selects.

There are many type style of alarm in the prior art, mainly there is the classes such as ion, photoelectricity and temperature-sensitive in terms of principle function Type, alarm capture the anomalous variations such as gentle body content of temperature in air using its internal highly sensitive detecting element installed and issue Alarm signal, such as photoelectric smoke alarm etc., current market sales of photoelectric smoke alarm are most of only With detection warning function, the transmission and monitoring of warning message can not be carried out；Existing photoelectric smoke alarm small part is set It is equipped with communication component, using close range wireless communication modes such as bluetooth, Zig-Bee and Wi-Fi, exist cannot achieve communication component Remote transmission, the disadvantages of power consumption is big, real-time is influenced by environmental disturbances；On the other hand, by probe assembly and communication component Integrated design, communication component design inside alarm, when communication component breaks down, need to dismantle alarm and are checked And replacement, leading to fire-alarm, the practicability is poor.

Therefore a kind of fire-alarm is needed to realize that replacement is convenient while being able to achieve remote, stable wireless communication, by The practicability and convenience for making fire-alarm greatly improve.

Summary of the invention

The purpose of this utility model is that: the utility model provides a kind of free-standing photoelectric smoke detection alarm Device solves existing alarm using replacement is inconvenient, passes existing for wireless near field communication component and sense cigarette component fission design The low problem of transmission quality, so as to cause the low problem of alarm practicability.

The technical solution adopted in the utility model is as follows:

A kind of stand alone type photoelectric smoke detecting alarm, including shell and setting are in the intracorporal mainboard of shell, the master Probe assembly is provided on plate, be additionally provided on the mainboard NB-IoT communication part and with mainboard vertical welding and be conveniently replaceable The deck of communication part is provided with card slot corresponding with deck on the shell, and the deck is connect with NB-IoT communication part, Realize that remote-wireless stablizes transmission.

Preferably, the NB-IoT communication part includes NB card and NB-IoT module, and the NB card passes through on deck, mainboard Conductive path and NB-IoT module be electrically connected, realize networking wireless transmission information.

Preferably, the NB-IoT communication part further includes communicating MCU and the SIM signal protection electricity for electrostatic protection Road, the SIM signal protection circuit connection NB-IoT module, the NB-IoT module pass through level shifting circuit and communication MCU Signal transmission is carried out, the communication MCU connection probe assembly is realized and stablizes wireless transmission.

Preferably, the SIM signal protection circuit includes that voltage inhibits chip, and the voltage inhibits chip to connect NB-IoT Module.

Preferably, the probe assembly includes detection MCU, the detection MCU connecting communication MCU, and the detection MCU is used Low-power consumption MCU.

Preferably, the shell includes the middle button and upper casing snapped connection, is equipped in parallel between the middle button and upper casing Mainboard is vertically welded with deck on the mainboard, and the middle button bottom end is provided with card slot corresponding with deck.

Preferably, the deck includes the placing groove that front cover, rear cover and front cover and rear cover are formed, and is set in the placing groove It is equipped with the spring assembly for realizing pressing card taking.

In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:

1. the utility model is integrally designed by using NB-IoT module and probe assembly, realizes that remote-wireless is stablized and pass It is defeated, by design deck and card slot, the setting of existing communication component is avoided the inside replacement and inconvenient maintenance the shortcomings that, is solved Existing alarm uses wireless near field communication component low with the existing replacement inconvenience of sense cigarette component fission design, transmission quality Problem has reached remote-wireless and has stablized transmission, replacement and easy to maintenance, mentioned so as to cause the low problem of alarm practicability The real-time and stability of height wireless transmission, improve the effect of the practicability of alarm；

2. the utility model is by the SIM signal protection circuit designed for electrostatic protection, by preventing electrostatic from believing SIM It is interfered caused by number, using the MCU of low-power consumption, improves and use duration, guarantee the reliability and stability of wireless communication, further Improve the practicability of alarm；

3. the shell of the utility model includes the middle button and upper casing snapped connection, NB card is electrically connected by deck with mainboard It connects, in middle button bottom end, corresponding card slot is arranged in bottom end for deck setting, convenient for from external directly card taking or changing card, avoids now There is communication component setting in inside replacement and the shortcomings that inconvenient maintenance, improves alarm practicability；

4. the utility model realizes pressing pop-up by setting spring assembly, convenient for card taking or replacement card, alarm is improved The practicability of device.

Detailed description of the invention

In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other relevant attached drawings.

Fig. 1 is the mainboard structure schematic diagram of the utility model；

Fig. 2 is the system block diagram of probe assembly and NB-IoT communication part on the mainboard of the utility model；

Fig. 3 is the stereoscopic schematic diagram of the utility model；

Fig. 4 is the NB-IoT communication part circuit diagram of the utility model；

Fig. 5 is the probe assembly circuit diagram of the utility model；

Fig. 6 is the scheme of installation of the utility model；

Marked in the figure: 1- top cover, 2- upper casing is detained in 3-, 4- pedestal, 5- wall, 6-NB card, 7- card slot, 8- deck, 9- NB-IoT module, 10- mainboard, 81- rear cover, 82- front cover, 83- placing groove, 84- conductive feet, 85- spring assembly.

Specific embodiment

In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not For limiting the present invention, i.e., described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is logical The component for the embodiment of the present invention being often described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations.

Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.

It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive Property include so that include a series of elements process, method, article or equipment not only include those elements, but also Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described There is also other identical elements in the process, method, article or equipment of element.

A kind of the technical issues of stand alone type photoelectric smoke detecting alarm, solution: it solves existing alarm and uses The wireless near field communication component problem low with the existing replacement inconvenience of sense cigarette component fission design, transmission quality, so as to cause The low problem of alarm practicability；

The technological means of use: a kind of stand alone type photoelectric smoke detecting alarm, including shell and setting are in shell Interior mainboard 10 is provided with probe assembly on mainboard 10, and NB-IoT communication part is additionally provided on mainboard 10 and is hung down with mainboard 10 The deck 8 of communication part is directly welded and be conveniently replaceable, is provided with card slot 7 corresponding with deck 8, deck 8 and NB-IoT on shell Communication part connection realizes that remote-wireless stablizes transmission.

NB-IoT communication part includes NB card 6 and NB-IoT module 9, and NB card 6 is logical by the conduction on deck 8, mainboard 10 Road and NB-IoT module 9 are electrically connected, and realize networking wireless transmission information.

NB-IoT communication part further includes communication MCU and the SIM signal protection circuit for electrostatic protection, and SIM signal is protected Protection circuit connects NB-IoT module, and NB-IoT module carries out signal transmission by level shifting circuit and communication MCU, communicates MCU Probe assembly is connected, realizes and stablizes wireless transmission.

SIM signal protection circuit includes that voltage inhibits chip, and voltage inhibits chip to connect NB-IoT module.

Probe assembly includes detection MCU, detects MCU connecting communication MCU, and detection MCU uses low-power consumption MCU.

Shell includes the middle button 3 and upper casing 2 snapped connection, is equipped with mainboard 10, mainboard in parallel between middle button 3 and upper casing 2 Deck 8 is vertically welded on 10,3 bottom ends of middle button are provided with card slot 7 corresponding with deck 8.

Deck 8 includes the placing groove 83 that front cover 82, rear cover 81 and front cover 82 and rear cover 81 are formed, setting in placing groove 83 There is the spring assembly 85 for realizing pressing card taking.

Bring technical effect: the utility model is integrally designed by using NB-IoT module and probe assembly, is realized remote Distance, which is wirelessly stablized, to be transmitted, and by design deck and card slot, is avoided the setting of existing communication component in internal replacement and is repaired not Just the shortcomings that, solves existing alarm using wireless near field communication component and sense cigarette component fission and designs existing replacement not Just, the low problem of transmission quality has reached remote-wireless stabilization and has transmitted, more so as to cause the low problem of alarm practicability Change with it is easy to maintenance, improve the real-time and stability of wireless transmission, improve the effect of the practicability of alarm.

Feature and performance of the invention are described in further detail with reference to embodiments.

Embodiment 1

As shown in figures 1 to 6, a kind of free-standing photoelectric smoke detecting alarm, including shell and be arranged intracorporal in shell Mainboard 10 is provided with probe assembly on mainboard 10, be additionally provided on mainboard NB-IoT communication part and with 10 vertical welding of mainboard And it is conveniently replaceable the deck 8 of communication part, card slot 7 corresponding with deck 8, deck 8 and NB-IoT communication group are provided on shell Part connection realizes that remote-wireless stablizes transmission.

Communication and detection joint detail: NB-IoT communication part includes NB card 6 and NB-IoT module 9, and NB card 6 passes through deck 8, the conductive path on mainboard 10 and NB-IoT module 9 are electrically connected, and realize networking wireless transmission information；Detail: deck Upper 8 are provided with conductive feet 84, and NB-IoT module 9 is provided with metal pins, conductive path are provided on mainboard 10, deck 8 is successively NB-IoT module 9 is connected by conductive feet 84, conductive path and metal pins；Deck 8 connect realization networking with NB card 6, specifically Structure is as shown in figs. 1 and 3.Probe assembly includes detection MCU, detects MCU connecting communication MCU, and detection MCU uses low-power consumption MCU. Probe assembly further includes the battery powered, the detector for detecting smog, for the key and sound-light alarm of self-test and noise reduction Circuit, battery, key and sound light alarming circuit are connect with detector MCU respectively, and specific connection is as shown in Fig. 2, the present embodiment pair The model answered are as follows: the model low-power consumption MCU:KF8L12Z08 that detector MCU is used, the model of detector are as follows: photoemission Pipe-IR333C-11/HO-E12/20 (S), photoelectric receiving tube-PD333B/HO-T90/70 (S), detector and detector MCU's Circuit connection is as shown in figure 5, communicate the model SIM7020C of model STM32L051K8U6, the NB-IoT module of MCU；It is logical Interrogate MCU and NB-IoT module circuit connection as shown in figure 4, in acoustic-optic reminding circuit using dual-colored LED lamp to cigarette sense state into Row display, when if any fire alarm, red light quick flashing, buzzer uses sub- quick buzzer, model are as follows: SS3635G2PL80/0.8-2, electricity Pond is powered using two section 3.6V batteries.

Details is arranged in deck: as shown in fig. 6, shell includes top cover 1, upper casing 2, middle button 3 and pedestal 4, top cover 1 and upper casing 2 It is threadedly coupled, upper casing 2 and middle button 3 snap connection, and it can be to snap connection or rotate company that middle button 3 and pedestal 4, which are flexibly connected, It connects, the present embodiment is rotation connection, is equipped with mainboard 10 in parallel between middle button 3 and upper casing 2, is vertically welded with deck on mainboard 10 8,3 bottom ends of middle button are provided with card slot 7 corresponding with deck 8, and deck 8 includes front cover 82, rear cover 81 and front cover 82 and rear cover 81 The placing groove 83 of formation；Before use, NB card 6 is inserted into deck 8, install as shown in Figure 6, pedestal 4 and wall 5 are connected by screw thread Fixation is connect, realizes detection and alarm.

The detecting alarm of the application is installed to office block, using it is preceding according to actual needs, configure the ginseng of detector Alarm is established connection with corresponding platform by IP address by number, IP address etc.；NB card 6 is inserted into deck 8, as shown in fig. 6, Realize automatic networking, transmission related data to platform, when detecting alarm senses fire alarm, detector MCU triggers buzzer Alarm, fire lamp flashing, are uploaded to internet platform, information transmission range by NB-IoT communication part for relevant information Far, stablize and quick, handled in time convenient for related personnel, realize and efficiently, accurately the place that fire alarm occurs is handled, Using the logical transmission data of NB the whole network, use scope is wide；Deck 8 is corresponding with the card slot 7 being arranged on button 3 in alarm, in use, directly It patches and networking can be realized into deck 8, when pulling out card or when needing replacing card, component of the alarm in addition to pedestal 4 is rotated Get off, is taken out from deck 8 by card slot 7, it is easy to operate；NB-IoT module and probe assembly integrated design, are realized remote It is wireless to stablize transmission, by design deck and card slot, the shortcomings that existing design leads to replacement and inconvenient maintenance is avoided, is solved Communication component setting causes alarm practical in internal inconvenient maintenance and replacement when existing alarm uses wireless near field communication Property low problem, having reached remote-wireless stablizes transmission, replacement and easy to maintenance, improves the real-time and stabilization of wireless transmission Property, improve the effect of the practicability of alarm.

Embodiment 2

Based on embodiment 1, deck 8 includes the placing groove 83 that front cover 82, rear cover 81 and front cover 82 and rear cover 81 are formed, card It is provided with the spring assembly 85 for realizing pressing card taking in placing groove 83 in seat 8, realizes pressing card taking；The corresponding knot of spring assembly Structure be it is existing, such as model are as follows: for SIM from playing deck, the spring assembly inside the deck of 6pin is groups of springs commonly used in the art When needing card taking, card is up pressed for part, and the spring assembly stress in deck releases buckle, ejecting card holder；Groups of springs is set Part simplifies card taking, realizes pressing pop-up, card taking is more convenient, improves the practicability of alarm.

Embodiment 3

NB-IoT communication part further includes communication MCU and the SIM signal protection circuit for electrostatic protection, and SIM signal is protected Protection circuit connects NB-IoT module, guarantees that communication is stablized, and NB-IoT module carries out signal by level shifting circuit and communication MCU Transmission communicates MCU connection probe assembly.SIM signal protection circuit includes that voltage inhibits chip, and voltage inhibits chip to connect NB- IoT module.It is ESDA6V8AV5 that voltage, which inhibits chip model,；The model low-power consumption MCU that detector MCU is used: KF8L12Z08, setting voltage inhibit chip, realize that electrostatic protection, stabilized communication quality, detector MCU use low-power consumption MCU, Extend and use the time, is further ensured that the stability and reliability of communication.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (7)

1. a kind of stand alone type photoelectric smoke detecting alarm, including shell and setting are in the intracorporal mainboard of shell (10), described Mainboard is provided with probe assembly on (10), it is characterised in that: be additionally provided on the mainboard (10) NB-IoT communication part and with Mainboard (10) vertical welding and the deck (8) for being conveniently replaceable communication part are provided with card corresponding with deck (8) on the shell Slot (7), the deck (8) connect with NB-IoT communication part, realize that remote-wireless stablizes transmission.

2. a kind of free-standing photoelectric smoke detecting alarm according to claim 1, it is characterised in that: the NB- IoT communication part includes NB card (6) and NB-IoT module (9), and the NB card (6) passes through the conduction on deck (8), mainboard (10) Access and NB-IoT module (9) are electrically connected, and realize networking wireless transmission information.

3. a kind of free-standing photoelectric smoke detecting alarm according to claim 2, it is characterised in that: the NB- IoT communication part further includes communication MCU and the SIM signal protection circuit for electrostatic protection, and the SIM signal protection circuit connects It connects NB-IoT module (9), the NB-IoT module (9) carries out signal transmission by level shifting circuit and communication MCU, described logical MCU connection probe assembly is interrogated, realizes and stablizes wireless transmission.

4. a kind of free-standing photoelectric smoke detecting alarm according to claim 3, it is characterised in that: the SIM Signal protection circuit includes that voltage inhibits chip, and the voltage inhibits chip connection NB-IoT module (9).

5. a kind of stand alone type photoelectric smoke detecting alarm according to claim 3 or 4, it is characterised in that: institute Stating probe assembly includes detection MCU, and the detection MCU connecting communication MCU, the detection MCU use low-power consumption MCU.

6. a kind of free-standing photoelectric smoke detecting alarm according to claim 2, it is characterised in that: the shell Including the middle button (3) and upper casing (2) snapped connection, mainboard (10), institute are installed in parallel between middle button (3) and the upper casing (2) It states and is vertically welded on mainboard (10) deck (8), described middle button (3) bottom end is provided with card slot (7) corresponding with deck (8).

7. a kind of free-standing photoelectric smoke detecting alarm according to claim 6, it is characterised in that: the deck It (8) include the placing groove (83) that front cover (82), rear cover (81) and front cover (82) and rear cover (81) are formed, the placing groove (83) Inside it is provided with the spring assembly (85) for realizing pressing card taking.