Gas leakage real-time monitoring alarm and fan linkage control device

Abstract

The utility model relates to the technical field of gas monitoring, and discloses a gas leakage real-time monitoring alarm and fan linkage control device, the output end of a gas detector is in signal connection with a control processor, and the output end of the control processor is respectively in signal connection with an audible and visual alarm, a gate valve driver and an exhaust fan. The gate valve driver is detachably installed on the gas pipeline, a control valve is fixedly installed in the middle of the gas pipeline, and a valve handle is rotationally installed at the top of the control valve. The gas leakage condition is detected in real time through the gas detector, and if gas leaks, the control processor drives the audible and visual alarm to give an alarm; the control processor drives the exhaust fan to operate so as to realize air exchange; the control processor drives the gate valve driver to operate, the gate valve driver can drive the valve handle to rotate by 90 degrees, then the control valve is closed, and in the process, the purposes of fuel gas detection, sound and light alarm, fan ventilation and main valve closing are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas monitoring technical field, concretely is a gas leak real time monitoring alarm and fan linkage control device. BACKGROUND

[0002] Under the rapid development of economy, all walks of life begin to use gas, and gas pipeline almost extends to each family, convenient for people's life, however, the existing gas pipeline still has the following problems in the use process: gas leak generally has two situations, one is that the connecting part between rubber pipes loosens, another is that the crack caused by rubber pipe aging makes part of gas leak, and the existing and technical gas leak detection equipment is insufficient, cannot make timely detection, alarm and ventilation work to the gas leak condition. CONTENT OF THE UTILITY MODEL

[0003] (I) technical problem solved

[0004] In view of the shortage of prior art, the utility model provides a gas leak real time monitoring alarm and fan linkage control device, has the advantages of gas detection - sound and light alarm - fan ventilation - closing total valve, solves the above-mentioned problem.

[0005] (II) technical scheme

[0006] In order to realize the above-mentioned gas detection - sound and light alarm - fan ventilation - closing total valve, the utility model provides the following technical scheme: a gas leak real time monitoring alarm and fan linkage control device, including gas detector, the output of gas detector is connected with control processor signal, the output of control processor is connected with sound and light alarm, gate valve driver and exhaust fan signal respectively, the gate valve driver can be detachably installed on gas pipeline, the middle of gas pipeline is fixedly installed with control valve, the top of control valve is rotatably installed with valve handle.

[0007] Preferably, the gate valve driver includes two pipe clamps, the top of the pipe clamp is fixedly installed with a stand, the top of the stand is fixedly installed with a mounting plate, the top of the mounting plate is fixedly installed with a motor, the output end of the motor is fixedly installed with a screw rod, the outer side of the screw rod is sleeved with a grommet, and the outer side of the screw rod is threadedly connected with a locking nut.

[0008] Preferably, the outer side of the screw rod is sleeved with a sleeve ring, the side surface of the sleeve ring is fixedly installed with a driving arm, the other end of the driving arm is movably inserted with a telescopic arm, and the other end of the telescopic arm is fixedly installed with a clamp.

[0009] Preferably, the tail end of the telescopic arm is movably inserted with a T-shaped clamp head inside, the side surface of the T-shaped clamp head is fixedly installed with a spring, and the inner wall of the driving arm is provided with a clamping groove corresponding to the T-shaped clamp head.

[0010] Preferably, the pipe clamp is detachably mounted on the gas pipe, and the collar is detachably mounted on the screw rod through a locking nut.

[0011] Preferably, the clamp sleeve is mounted on the valve handle, the inside of the telescopic arm is provided with a mounting groove corresponding to the spring, the spring is arranged in the mounting groove, and the T-shaped clamp head is inserted into the mounting groove.

[0012] Preferably, the telescopic arm is movably clamped with the driving arm through the T-shaped clamp head and the clamping groove, and one end of the T-shaped clamp head inserted into the clamping groove is in a hemispherical shape.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a kind of gas leakage real-time monitoring alarm and fan linkage control device, with following beneficial effects:

[0015] 1, the gas leakage real-time monitoring alarm and fan linkage control device, by gas detector to detect gas leakage situation in real time, if gas leakage, control processor drives audible alarm to issue warning;Control processor drives exhaust fan to run and makes air exchange;Control processor drives gate valve driver to run, and gate valve driver will drive valve handle to rotate by ninety degrees, in turn will control valve be closed, realize gas detection-audio alarm-fan ventilation-close total valve purpose in this process.

[0016] 2, the gas leakage real-time monitoring alarm and fan linkage control device, driving arm is installed on screw rod through collar, and locking nut is connected with screw rod, by pulling the telescopic arm outward, let clamp sleeve be mounted on valve handle, T-shaped clamp head in the telescopic arm will be inserted into corresponding clamping groove, realize relative fixation of telescopic arm and driving arm, then rotate control valve handle by motor driving clamp, in time to close control valve and reduce gas leakage. DRAWINGS

[0017] Fig. 1 It is schematic diagram of principle structure of the utility model;

[0018] Fig. 2 It is schematic diagram of structure of control valve, valve handle and gate valve driver of the utility model;

[0019] Fig. 3 It is schematic diagram of exploded structure of control valve, valve handle and gate valve driver of the utility model;

[0020] Fig. 4 It is schematic diagram of bottom structure of gate valve driver of the utility model;

[0021] Fig. 5It is the exploded structural schematic view of the driving arm and the telescopic arm of the utility model.

[0022] Fig. 6 It is the sectional structural schematic view of the driving arm and the telescopic arm of the utility model.

[0023] In the figure: 1, gas detector; 2, audible and visual alarm; 3, control processor; 4, gate valve driver; 5, exhaust fan; 6, gas pipeline; 7, control valve; 8, valve handle; 41, pipe clamp; 42, stand; 43, mounting plate; 44, motor; 45, screw rod; 46, grommet; 47, locking nut; 48, collar; 49, driving arm; 410, telescopic arm; 411, clamp; 412, T-shaped clamp; 413, spring; 414, clamping groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figs. 1-3 A gas leakage real-time monitoring alarm and fan linkage control device, including gas detector 1, adopt Hikvision natural gas leakage alarm; the output end of gas detector 1 is connected with control processor 3 signal, control processor 3 adopts programmable PLC controller; the output end of control processor 3 is connected with audible and visual alarm 2, gate valve driver 4 and exhaust fan 5 signal respectively, gate valve driver 4 can be detachably installed on gas pipeline 6, the middle of gas pipeline 6 is fixedly installed with control valve 7, the top of control valve 7 is rotatably installed with valve handle 8.

[0026] Please refer to Figs. 4-6 Gate valve driver 4 includes two pipe clamps 41, pipe clamp 41 can be detachably installed on gas pipeline 6, the top of pipe clamp 41 is fixedly installed with stand 42, the top of stand 42 is fixedly installed with mounting plate 43, the top of mounting plate 43 is fixedly installed with motor 44, the output end of motor 44 is fixedly installed with screw rod 45, the outside of screw rod 45 is sleeved with grommet 46, the outside of screw rod 45 is threadedly connected with locking nut 47.

[0027] Please refer to Figs. 4-6The outer side of the screw rod 45 is sleeved with a sleeve ring 48, the sleeve ring 48 is detachably installed on the screw rod 45 through a locking nut 47, the side surface of the sleeve ring 48 is fixedly installed with a driving arm 49, the other end of the driving arm 49 is movably inserted with a telescopic arm 410, the other end of the telescopic arm 410 is fixedly installed with a clamp 411, the clamp 411 is sleeved on the valve handle 8, the clamp 411 can be driven to rotate through the motor 44, and then the valve handle 8 is controlled to rotate.

[0028] Please refer to Figs. 4-6 The tail end of the telescopic arm 410 is movably inserted with a T-shaped clamp 412, the side surface of the T-shaped clamp 412 is fixedly installed with a spring 413, the inside of the telescopic arm 410 is provided with an installation groove corresponding to the spring 413, the spring 413 is arranged in the installation groove, and the T-shaped clamp 412 is inserted in the installation groove. The inner wall of the driving arm 49 is provided with a clamping groove 414 corresponding to the T-shaped clamp 412, one end of the T-shaped clamp 412 inserted into the clamping groove 414 is hemispherical, and the telescopic arm 410 is movably clamped with the driving arm 49 through the T-shaped clamp 412 and the clamping groove 414. The spring 413 pushes the T-shaped clamp 412 to be inserted into the corresponding clamping groove 414, so that the telescopic arm 410 and the driving arm 49 are fixedly connected with each other.

[0029] Working principle: in use, the gas leakage condition is detected in real time through the gas detector 1, if the gas leaks, the control processor 3 drives the audible and visual alarm 2 to issue a warning; the control processor 3 drives the exhaust fan 5 to run to make the air exchange; the control processor 3 drives the gate valve driver 4 to run, the gate valve driver 4 will drive the valve handle 8 to rotate by ninety degrees, and then control the valve 7 to be closed, and in this process, the purposes of gas detection, audible and visual alarm, fan ventilation and closing of the total valve are achieved.

[0030] The driving arm 49 is installed on the screw rod 45 through the sleeve ring 48, the locking nut 47 is connected with the screw rod 45, the clamp 411 is sleeved on the valve handle 8 by pulling the telescopic arm 410 outward, the T-shaped clamp 412 in the telescopic arm 410 is inserted into the corresponding clamping groove 414, the relative fixation of the telescopic arm 410 and the driving arm 49 is realized, then the clamp 411 is driven to rotate through the motor 44, and then the rotation control of the valve handle 8 is realized, the control valve 7 is timely closed, and the gas leakage is reduced.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A gas leakage real-time monitoring alarm and fan linkage control device, comprising a gas detector (1), characterized in that: The gas detector (1) output terminal is connected with control processor (3) signal, the output terminal of control processor (3) is connected with sound light alarm (2), gate valve driver (4) and exhaust fan (5) signal respectively, gate valve driver (4) can be detachably installed on gas pipeline (6), the middle of gas pipeline (6) is fixedly installed with control valve (7), the top of control valve (7) is rotatably installed with valve handle (8).

2. The gas leakage real time monitoring alarm and blower interlock control device according to claim 1, characterized in that: The gate valve driver (4) includes two pipe clamps (41), the top of the pipe clamp (41) is fixedly installed with a stand (42), the top of the stand (42) is fixedly installed with a mounting plate (43), the top of the mounting plate (43) is fixedly installed with a motor (44), the output end of the motor (44) is fixedly installed with a screw rod (45), the outer side of the screw rod (45) is sleeved with a grommet (46), and the outer side of the screw rod (45) is threadedly connected with a locking nut (47).

3. The gas leakage real time monitoring alarm and blower interlock control device according to claim 2, characterized in that: The outer side of the screw rod (45) is sleeved with a sleeve ring (48), the side of the sleeve ring (48) is fixedly installed with a driving arm (49), the other end of the driving arm (49) is movably inserted with a telescopic arm (410), and the other end of the telescopic arm (410) is fixedly installed with a clamp (411).

4. The gas leakage real time monitoring alarm and blower linkage control device according to claim 3, characterized in that: The tail end of the telescopic arm (410) is movably inserted with a T-shaped clamp (412), the side of the T-shaped clamp (412) is fixedly installed with a spring (413), and the inner wall of the driving arm (49) is provided with a clamping groove (414) corresponding to the T-shaped clamp (412).

5. The gas leakage real time monitoring alarm and blower interlock control device according to claim 3, characterized in that: The pipe clamp (41) can be detachably installed on the gas pipeline (6), and the sleeve ring (48) can be detachably installed on the screw rod (45) through the locking nut (47).

6. The gas leakage real time monitoring alarm and blower interlock control device according to claim 4, characterized in that: The clamp (411) is sleeved on the valve handle (8), the inside of the telescopic arm (410) is provided with a mounting groove corresponding to the spring (413), the spring (413) is arranged in the mounting groove, and the T-shaped clamp (412) is inserted in the mounting groove.

7. The gas leakage real time monitoring alarm and blower interlock control device according to claim 4, characterized in that: The telescopic arm (410) is movably clamped with the driving arm (49) through the T-shaped clamp (412) and the clamping groove (414), and one end of the T-shaped clamp (412) inserted in the clamping groove (414) is hemispherical.

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