CN2363191Y - Combustible gas automatic monitoring controller - Google Patents

Combustible gas automatic monitoring controller Download PDF

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Publication number
CN2363191Y
CN2363191Y CN 98251112 CN98251112U CN2363191Y CN 2363191 Y CN2363191 Y CN 2363191Y CN 98251112 CN98251112 CN 98251112 CN 98251112 U CN98251112 U CN 98251112U CN 2363191 Y CN2363191 Y CN 2363191Y
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China
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valve
gas
cover
spring
hole
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CN 98251112
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Chinese (zh)
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陆正大
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陆正大
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Publication of CN2363191Y publication Critical patent/CN2363191Y/en

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Abstract

The utility model relates to a combustible gas automatic monitoring controller, and belongs to a monitoring device for gas tools using natural gas, coal gas, liquefied gas as fuel. The utility model is composed of a detection device and a control valve, wherein, the detection device is composed of a transformer, a rectifier, a voltage stabilizing block, a gas-sensitive element, a relay and an acoustic-optic element. When the difference of the inlet gas pressure and the outlet gas pressure of the control valve achieves rated values, a valve core of the control valve automatically cuts off a gas source. Whether power is cut off or not, the utility model ensures control.

Description

可燃气自动监控器 Gas can automatically monitor

本实用新型涉及一种可燃气自动监控器,属于天然气、煤气、液化气作燃料的炉具、淋浴器等燃气具的监控装置。 The monitoring device having a gas present invention relates to an automatic gas monitor, is natural gas, coal gas, liquefied petroleum gas as fuel stove, shower or the like.

现有的煤气炉灶的液化气控制器大都采用电磁阀控制,而且仅能控制一种气体,当停电时,控制器即失去功能。 Conventional liquefied gas stove controller controls were powered by a solenoid valve, and only one gas control, when a power failure, the controller loses function.

本实用新型的目的是避免现有技术的上述不足之处而提供一种便于安装、停电时气控作用不变、适用于天然气、煤气和液化气的应用范围较广的可燃气自动监控阀。 The object of the present invention is to avoid the above shortcomings of the prior art and to provide an easy to install, the same effect pneumatic power outage, the range of applications suitable for natural gas, liquefied gas and the gas can automatically monitor a wide valve.

本实用新型的目的是通过下列技术措施来达到的。 The purpose of the present invention is achieved by the following technical measures to achieve.

本实用新型包括有检测装置,该检测装置上的保险丝、电源输入端、气敏元件、蜂鸣器、工作指示灯、报警指示灯、控制输出端和电路板。 The present invention comprises a detecting means, the detecting means fuse, power input, gas sensor, a buzzer, indicator light, alarm indicator, the control output terminal and the circuit board. 电路板上的电路由保险丝、变压器、整流器、稳压块、气敏元件、集成块、发光二极管和继电器连接组成。 The circuit board by the fuses, transformers, rectifiers, voltage regulator block, gas sensors, manifold, connected to form a light emitting diode and a relay.

检测装置与一控制阀连接,该控制阀由具有三段不同孔经的阀孔和与阀孔相通的入口和出口的阀体、阀孔中的凹槽中套有密封圈的⊥形阀芯、阀孔一端内的调节螺钉及其另一端上的阀盖、具有孔且与阀体螺纹连接的线圈骨架、该线圈骨架上的线圈和线圈端盖、具有孔且套在阀体上的阀罩、具有孔且与阀罩连接的弹簧罩、一端具有O形密封圈另一端设有外螺纹穿入弹簧罩孔、阀罩孔和线圈骨架孔的螺钉、一与螺钉外螺纹连接的、中心具有内螺纹圆管的弹簧罩、以及套在弹簧罩和弹簧罩之间的螺钉和弹簧罩圆管上的弹簧组成,检测装置控制输出端经导线与控制阀中的线圈连接。 Detecting means connected to a control valve body, a valve hole communicating the control valve having a valve bore hole through three different sections of the valve hole and the inlet and outlet of a recess in the seal ring sleeve-shaped valve body ⊥ , bonnet and the other end of the adjusting screw in the valve bore at one end, with the bobbin and the valve body bore threaded connection, the coil and the coil on the bobbin end cap having a hole in the valve body and the valve sleeve cover, the cover having a spring housing hole and is connected to the valve, having one end and the other end is provided with an O-ring externally threaded hole penetrates the spring housing, the valve housing hole and the screw hole of the bobbin, and an externally threaded screw connection, the center spring cover tube having an internal thread of the sleeve and a spring between the spring and the spring housing cover and spring cover tube consisting of a screw, the control means detecting an output terminal connected via a wire coil in the control valve.

检测装置的电路中稳压块和集成块之间连接有气敏元件或光敏元或热敏元件,以扩大其应用范围。 With a gas-sensitive or heat-sensitive elements or photosensor elements between the manifold block and the regulator circuit connected to the detection means, in order to expand its scope of application.

当用气装置或器具泄漏,空气中含有一定浓度的可燃气体时,检测装置的气敏元件感应变化,红色发光二极管示警,继电器吸合,蜂鸣器示警,同时接通控制阀中的线圈,螺钉、阀罩、端盖和阀芯形成磁回路,将阀芯吸起,阀芯上的密封圈紧贴阀孔上端面封闭阀孔,切断气流,达到监示控制目的。 When the gas leakage appliance or apparatus, air containing a certain concentration of combustible gas, gas sensing element change detecting means, the red warning light emitting diode, relay, warning buzzer, while the control valve closing coil, screws, valve cover, the end cap and the valve body form a magnetic circuit, the valve body, sucked against the upper end surface of the valve bore closure valve bore seal on the spool, cutting off the gas flow, to monitor the control object. 当入口气压与出口气压之差达到额定值时,推动阀芯使阀芯上的密封圈封闭阀孔自动切断气源,不因停电恢复通气,在弹簧作用下,螺钉复位。 When the difference between the inlet pressure and the outlet pressure reaches the rated value, pushing the seal ring valve body closing the valve hole in the valve body automatically cut off the gas supply, power failure recovery without aeration, under the action of a spring, screw reset.

本实用新型与已有技术相比具有下列优点:利用阀体入口和出口气体的压差,可自动将阀体内阀孔封闭,不因停电而失控。 The present invention as compared with the prior art has the following advantages: the use of an inlet valve and an outlet gas pressure, the valve body can be automatically closing the valve hole, without loss of control due to power failure. 电路中气敏元件可用光敏元件或热敏元件代替,使用范围更广泛。 The gas sensor circuit can be used in place of the photosensitive member or heat-sensitive element, a wider range.

附图图面说明:图1为本实用新型的结构示意图。 BRIEF DESCRIPTION drawing: Fig 1 a schematic structure of the new present invention.

图2为检测装置的电路图。 FIG 2 is a circuit diagram of a detection device.

以下本实用新型将(结合附图)对实施例进行详述。 The present invention will hereinafter (in conjunction with the accompanying drawings) of the embodiments described in detail.

图1所示的本实用新型包括检测装置9,该监测装置9上的保险丝7、电源输入端8、气敏元件11、蜂鸣器10、工作指示灯12、报警指示灯13、控制输出端16和电路板14,电路板14上的电路由保险丝、变压器B、整流器D1-D4、稳压块7812、气敏元件MQ、集成块555、发光二极管(LED1和LED2)和继电器连接组成(见图2)。 FIG invention comprises a detecting means shown in FIG. 9, the monitoring device 9 on the fuse 7, the power supply input terminal 8, the gas sensor 11, the buzzer 10, indicator light 12, warning light 13, a control output terminal 16 and the circuit board 14, the circuit on the circuit board 14 by the fuses, transformers B, rectifier D1-D4, regulator block 7812, the MQ gas sensors, manifold 555, a light emitting diode (LEDl and LED2) and relay connector composition (see figure 2).

检测装置9与控制阀1连接,该控制阀1由具三段不同孔径的阀孔5和与阀孔5相通的入口35和出口6的阀体19、阀孔5中的凹槽3中套有密封圈4的⊥形阀芯18、阀孔5一端内的螺钉2和另一端的阀盖20、具有孔26且与阀体19螺纹连接的线圈骨架22,该线圈骨架22上的线圈21和线圈端盖24、具有孔29的且套在阀体19上的阀罩25、具有孔30且与阀罩25连接的弹簧罩28、一端具O形密封圈23另一端设有外螺纹34且穿入弹簧罩孔30、阀罩孔29和线圈骨架孔26的螺钉27、一与螺钉外螺纹34连接的、中心具有内螺纹圆管33的弹簧罩32以及套在弹簧罩28和弹簧罩32之间的螺钉和弹簧罩圆管33上的弹簧31组成。 Detecting means connected to the control valve 91, the valve element of the three sets of control valve 5 and the valve hole by a valve bore having three segments with different pore sizes 5 communicating the inlet 35 and outlet 19. 6, the valve hole 5 in the groove there ⊥-shaped valve body 18 of the sealing ring 4, one end of the screw 5 in the bore 2 and the other end of the valve bonnet 20, having a bore 26 and connected to the bobbin thread 22 of the valve body 19, the coil 21 on the bobbin 22 sleeve 19 on the valve body and the valve housing and the coil end cover 24, 25 has a hole 29 having a hole 30 and the spring housing cover 25 is connected to the valve 28, with O-ring 23 at one end and the other end is provided with an external thread 34 and a spring housing hole 30 penetrates the spring housing, the valve housing bore 29 and the screw holes 26 of the bobbin 27, and an externally threaded screw connection 34, the center tube having an internal thread 33 of the sleeve 32 and the spring cover 28 and the spring cover screw and spring on the spring between the cover tube 33 32 31 composition. 检测装置9控制输出端16经导线17与控制阀1中的线圈21连接。 9 controls the output of detector 16 is connected via conductor means 17 and a control valve coil 21.

在检测装置9中电路板14上的电路中稳压块7812和集成块555之间可以连接气敏元件11或光敏元件或热敏元件。 11 may be connected to the gas sensor element or a photosensitive or heat-sensitive element in the circuit between the detecting device 14 on the circuit board 9 regulator block 7812 and a manifold 555.

使用实施时,接通本实用新型电源当空气中因管路或燃器具气体泄漏达到一定浓度时,检测装置9经其变压器B降压输出15V交流电源经D1-D4整流,由稳压块7812稳压,提供集成块555工作条件,工作指示灯--发光二极管LED1,黄色发光。 When using the embodiments, the present invention is turned on when the air supply pipe due to gas leakage or gas appliances reaches a certain concentration, detecting means 9 outputs 15V AC power by the rectifier D1-D4 through which B down transformer, a regulator block 7812 regulators, manifold 555 provides working conditions, light - emitting diodes LED1, yellow light. 当气敏元件11感应到空气中的可燃气后,气敏元件(QM)11中电阻变化,内阻急剧下降,集面块555的2脚达到1/3VDD时,输出端3从高电位返转成低电位,红色发光二极管LED2发光示警,继电器J吸合,接通蜂鸣器10发声示警,同时接通控制线圈21,生成磁回路,吸合阀芯18,关断气流,达到监控目的。 When the gas-sensitive element 11 into the air induction may be a gas, gas sensing element (QM) 11 change in resistance, the resistance abruptly decreased, set the dough reaches 555 feet 2 1 / 3VDD, the high-potential output terminal from the back 3 turn into low level, the red warning light emitting diode LED2 emitting, J pull the relay, the buzzer 10 is turned on warning sound, the control coil 21 are simultaneously turned on, generating a magnetic circuit, pull the valve body 18, the gas flow is turned off, to achieve the purpose of monitoring .

Claims (2)

1.一种可燃气自动监控器,包括有检测装置[9],监测装置[9]上的保险丝[7]、电源输入端[8]、气敏元件[11]、蜂鸣器[10]、工作指示灯[12]、报警指示灯[13]、控制输出端[16]和电路板[14],电路板[14]上的电路由保险丝、变压器[B]整流器[D1-D4]、稳压块[7812]、气敏元件[MQ]、集成块[555]、发光二极管[LED1和LED2]和继电器[J]连接组成,其特征是检测装置[9]与一控制阀[1]连接,所述的控制阀[1]由具有三段不同孔经的阀孔[5]和与阀孔[5]相通的入口[35]和出口[6]的阀体[19]、阀孔[5]中的凹槽[3]中套有密封圈[4]的⊥形阀芯[18]、阀孔[5]一端内的螺钉[2]和另一端的阀盖[20]、具有孔[26]的并与阀体[19]螺纹连接的线圈骨架[22]、该线圈骨架[22]上的线圈[21]和线圈端盖[24]、具有孔[29]的并套在阀体[19]上的阀罩[25]、具有孔[30]的并与阀罩[25]连接的弹簧罩[28]、一端具有O形密封圈[23],另一端设 1. An automatic gas monitor, comprising detecting means [9], the monitoring device fuse [9] on [7], power input [8], the gas sensor [11], a buzzer, [10] operating indicator [12], the warning indicator [13], the control output terminal [16] and the circuit board [14], the circuit board [14] on the fuses, transformers [B] rectifier [D1-D4], regulator block [7812], the gas sensor [the MQ], the manifold [555], the light emitting diode [LEDl and LED2] and relays [J] consisting of the connection, characterized in that the detecting means [9] and a control valve [1] connecting said control valve [1] having a valve bore hole through the three segments of different [5] and a valve bore [5] the inlet communicating [35] and an outlet [6] the valve element [19], the valve hole recess [5] [3] sets the seal ring [4] ⊥-shaped valve body [18], the valve bore [5] One end of the screw in [2] and the other end of the valve cover [20], having bore [26] and valve body [19] connected to the bobbin thread [22], the coil bobbin [22] on [21] and the coil end cover [24] having a bore [29] and the sleeve the valve body cover [25] [19] on having a hole [30] and the valve housing [25] of the spring cover [28] connected to one end of an O-ring [23], and the other end is provided 外螺纹罩[34]且穿入弹簧罩孔[30]、阀罩孔[29]和线圈骨架孔[26]的螺钉[27]、一与螺钉外螺纹[34]连接的、中心具有内螺纹圆管[33]的弹簧罩[32]、以及套在弹簧罩[28]和弹簧罩[32]之间的螺钉[27]和弹簧罩圆管[33]上的弹簧[31]组成,检测装置[9]控制输出端[16]导线[17]与控制阀[1]中的线圈[21]连接。 An externally threaded cover [34] and the cover hole penetrating the spring [30], the valve housing hole [29] and the bobbin hole [26] of the screw [27], and an externally threaded screw [34] is connected to the center with an internal thread pipe [33] is spring cover [32], and set in the spring housing [28] and a spring between the cover screw [32] [27] and a spring cover tube spring [31] [33] the composition of the detection means [9] the control output [16] leads [17] [21] connected to the control valve coil [1].
2.根据权利要求1所述的可燃气自动监控器,其特征是检测装置[9]中电路板[14]上的电路中稳压块[7812]和集成块[555]之间还可连接有光敏元件或热敏元件。 2. An automatic gas monitor according to claim 1, characterized in that the detecting means [9] in the circuit board [14] on the regulator block [7812] and the manifold may also be connected between the [555] photosensitive or heat-sensitive element member.
CN 98251112 1998-12-23 1998-12-23 Combustible gas automatic monitoring controller CN2363191Y (en)

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Application Number Priority Date Filing Date Title
CN 98251112 CN2363191Y (en) 1998-12-23 1998-12-23 Combustible gas automatic monitoring controller

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Application Number Priority Date Filing Date Title
CN 98251112 CN2363191Y (en) 1998-12-23 1998-12-23 Combustible gas automatic monitoring controller

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CN2363191Y true CN2363191Y (en) 2000-02-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101743440B (en) 2007-07-12 2012-11-21 松下电器产业株式会社 Gas shutoff device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101743440B (en) 2007-07-12 2012-11-21 松下电器产业株式会社 Gas shutoff device

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