A kind of gas pipeline protective device
Technical field
The utility model is related to pipeline appurtenance technical field, specially a kind of gas pipeline protective device.
Background technology
During fuel gas transmission, used gas pipeline is often exposed in extraneous adverse circumstances, in order to ensure to fire
Gas conveying is normal, needs to protect gas pipeline, it is therefore desirable to a kind of gas pipeline protective device is designed, currently, market
On there are devices and tool of some protection gas pipelines, but there are still certain defect, due to usually because of external world's construction or
Person's gas pipeline usage time is longer and be easy to cause gas pipeline breakage, gas leakage, at present used combustion gas protection dress
The leakage situation that can not achieve monitoring combustion gas in real time is set, gas company tends not to find at the first time, to cause to explode
The case where etc. personal safety is endangered, and existing gas pipeline protective device does not have good protecting effect, and enhancing is not achieved
The anticorrosive and heat-resisting ability of gas pipeline.
Utility model content
The purpose of this utility model is to provide a kind of gas pipeline protective devices, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides the following technical solutions:A kind of gas pipeline protective device, including protect
Protection unit main body, stretch airbag, gas pipeline and cuff, and the both ends inside the gas pipeline are all equipped with solenoid valve, and electricity
High quick temperature sensor is installed, the one end on gas pipeline top is equipped with pressure sensing inside the solenoid valve of magnet valve side upper end
The outer sheath of device, the gas pipeline is equipped with protective device main body, and set is uniformly equipped on the madial wall of protective device main body
It binds round, is provided with hollow layer on the inside of the protective device main body, and the inside of hollow layer is equipped with flexible airbag, the flexible gas
Bag is equipped with the airbag connecting tube of through-penetration protection system main body wall close to pressure sensor one end, pressure sensor it is electrical defeated
Enter end to extend to inside airbag connecting tube, the protective device body interior on the outside of the hollow layer is provided with anti-corrosion layer, and resistance to
Protective device body interior on the outside of corrosion layer is provided with high-temperature-resistant layer, the protective device body interior on the outside of the high-temperature-resistant layer
It is provided with braiding enhancement layer, protective device main body top is equipped with installation shell close to one end of pressure sensor, and pacifies
The inside of dress shell is equipped with microcontroller, and the installation side of the shell far from pressure sensor is equipped with alarm, and
Alarm and solenoid valve are all electrically connected with microcontroller, and pressure sensor and Gao Min temperature sensors are all electric with microcontroller
Property connection.
Preferably, uniformly it is fixed with stiffener on the lateral wall of the protective device main body.
Preferably, the junction of the solenoid valve and gas pipeline is fixed with sealing element.
Preferably, the both sides middle position of the protective device main body is all uniformly equipped with clamping screw, and the two of cuff
Side middle position is all evenly arranged with the spiral positioning hole to match with clamping screw.
Preferably, it is all bonded by adhesive between the anti-corrosion layer, braiding enhancement layer and high-temperature-resistant layer.
Compared with prior art, the utility model has the beneficial effects that:The gas pipeline protective device is hollow by being arranged
Layer and installation airbag, airbag connecting tube, pressure sensor, microcontroller and alarm so that gas pipeline occur working as
When gas leakage situation, gas enters airbag so that airbag internal pressure is more than external pressure, by the pressure sensor energy of installation and
When detect at airbag connecting tube pressure size and signal passed into microcontroller, microcontroller controls alarm for opening
Alarm signal is sent out, reminds staff to overhaul in time, by installing high quick temperature sensor and solenoid valve, works as Gas Pipe
When fire behavior occurring inside road, high quick temperature sensor can detect the variation of temperature, when temperature change is more than range of normal value,
Signal is passed to microcontroller by high quick temperature sensor in time, and microcontroller controls solenoid valve and closes gas pipeline, cuts
Cut-off gas, prevents fire behavior from further expanding, by uniformly installing cuff and stiffener in protective device main body inner wall and outer wall, with
And setting braiding enhancement layer, protective device and the intensity of gas pipeline are enhanced, prevents gas pipeline exposure in harsh environment
It is susceptible to damage and influences to use, by the way that anti-corrosion layer and high-temperature-resistant layer is arranged in protective device body interior, enhance combustion gas
The anticorrosive and heat-resisting ability of pipeline.
Description of the drawings
Fig. 1 is the internal structure schematic diagram of the utility model;
Fig. 2 is the structure schematic elevation view of the utility model;
Fig. 3 is the protective device body sections schematic diagram of the utility model;
In figure:1- pressure sensors;2- microcontrollers;3- alarms;4- protective device main bodys;5- stretches airbag;6-
Gas pipeline;7- cuffs;8- sealing elements;9- hollow layers;10- anti-corrosion layers;11- solenoid valves;The quick temperature sensors of 12- high;13-
Airbag connecting tube;14- installs shell;15- clamping screws;16- stiffeners;17- weaves enhancement layer;18- high-temperature-resistant layers.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, a kind of embodiment provided by the utility model:A kind of gas pipeline protective device, including protection
Apparatus main body 4, stretch airbag 5, gas pipeline 6 and cuff 7, and the both ends inside gas pipeline 6 are all equipped with solenoid valve 11, the electricity
The model of magnet valve 11 can be 3V210-08, and the junction of solenoid valve 11 and gas pipeline 6 is fixed with sealing element 8, prevents solenoid valve
11 and the junction of gas pipeline 6 there is gas leakage situation, and be equipped with inside the solenoid valve 11 of 11 side upper end of solenoid valve
The model of high quick temperature sensor 12, the quick temperature sensor of height 12 can be CWDZ11, and the one end on 6 top of gas pipeline is equipped with
The model of pressure sensor 1, the pressure sensor 1 can be CYYZ11, and the outer sheath of gas pipeline 6 is equipped with protective device main body 4,
It is uniformly fixed with stiffener 16 on the lateral wall of protective device main body 4, improves the intensity of protective device main body 4, and protective device
Cuff 7 is uniformly installed, the both sides middle position of protective device main body 4 is all uniformly equipped with locking on the madial wall of main body 4
Bolt 15, the both sides middle position of cuff 7 are all evenly arranged with the spiral positioning hole to match with clamping screw 15 so that protect
Protection unit main body 4 is stably fixed to 6 outside of gas pipeline, and the inside of protective device main body 4 is provided with hollow layer 9, and hollow
The inside of layer 9 is equipped with flexible airbag 5, and flexible airbag 5 is equipped with through-penetration protection system main body 4 close to 1 one end of pressure sensor
The electrical input of the airbag connecting tube 13 of side wall, pressure sensor 1 extends to inside airbag connecting tube 13,9 outside of hollow layer
Protective device main body 4 be internally provided with anti-corrosion layer 10, and the protective device main body 4 in 10 outside of anti-corrosion layer is internally provided with
The protective device main body 4 of high-temperature-resistant layer 18,18 outside of high-temperature-resistant layer is internally provided with braiding enhancement layer 17, and anti-corrosion layer 10 is compiled
It knits and is all bonded by adhesive between enhancement layer 17 and high-temperature-resistant layer 18,4 top of protective device main body is close to pressure sensor 1
One end is equipped with installation shell 14, and the inside for installing shell 14 is equipped with microcontroller 2, the model of the microcontroller 2
Can be MAM-100, side of the installation shell 14 far from pressure sensor 1 is equipped with alarm 3, and alarm 3 and solenoid valve 11
It is all electrically connected with microcontroller 2, pressure sensor 1 and Gao Min temperature sensors 12 are all electrically connected with microcontroller 2.
Operation principle:In use, protective device main body 4 is fixed on gas pipeline 6, by protective device main body 4
The cuff 7 and stiffener 16 that inner and outer wall is uniformly installed, effectively enhance the intensity of protective device main body 4 and gas pipeline 6,
When gas pipeline 6 leaks air situation, gas can enter inside flexible airbag 5 so that 5 internal pressure of flexible airbag is more than outer
Portion's pressure, while pressure size at airbag connecting tube 13 can be detected by the pressure sensor of installation 1 in time, and signal is passed
Microcontroller 2 is passed, microcontroller 2 controls alarm for opening 3 and sends out alarm signal, reminds staff to examine in time
It repaiies, when fire behavior occurs for 6 inside of gas pipeline, high quick temperature sensor 12 can detect the variation of temperature, when temperature change is super
When crossing range of normal value, signal is passed to microcontroller 2 by high quick temperature sensor 12 in time, and microcontroller 2 controls electricity
Magnet valve 11 closes gas pipeline 6, and cut-out gas supply prevents fire behavior from further expanding.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.