CN201710867U - Indirect test device for performance of fire detection tubes - Google Patents
Indirect test device for performance of fire detection tubes Download PDFInfo
- Publication number
- CN201710867U CN201710867U CN2010202591554U CN201020259155U CN201710867U CN 201710867 U CN201710867 U CN 201710867U CN 2010202591554 U CN2010202591554 U CN 2010202591554U CN 201020259155 U CN201020259155 U CN 201020259155U CN 201710867 U CN201710867 U CN 201710867U
- Authority
- CN
- China
- Prior art keywords
- liquid medium
- fire detection
- fire
- detection tube
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Fire Alarms (AREA)
Abstract
The utility model discloses an indirect test device for performance of fire detection tubes. Media capable of generating high-pressure gas are packed in a gas cylinder of the device, one end of the fire detection tube to be tested is connected with an outlet of a pressure adjusting valve while the other end is sealed via an end connector, an intermediate testing section of a fire detection tube is fixed on a fixed plate, a cover plate is arranged on a testing box, the fixed plate is located on the testing box, a part of the fire detection tube of the fixed plate is immersed to a liquid medium, a timer is mounted on the side of the testing box below the fixed plate, a heat source is mounted on one side of the testing box and completely immersed into the liquid medium, and a temperature testing element is mounted on the testing box and arranged in the liquid medium. The indirect test device is convenient and accurate in testing pressure adjustment, gas overflows from the liquid medium when the fire detection tube cracks, and the liquid medium can not be polluted. The indirect test device adopts an indirect method that the liquid medium is utilized to simulate a heated environment during operation of the fire detection tube, is high in control accuracy of the testing environment, simple in structure, safe in operation, low in cost, and can be popularized and utilized as standardization equipment.
Description
Technical field
The utility model relates to a kind of testing arrangement, particularly relates to the testing arrangement of a kind of fire-fighting with tubing.
Background technology
Visiting the fire tube automatic fire extinguisher is a kind of brand-new detection of fires; the fire-fighting equipment that fights a fire; it is to link together with the extinguishing chemical storage bottle by one to visit fire through the spy fire tube of pressurising; and the extinguishing chemical medium is discharged into the protected area by visiting fire tube itself (direct-type) or nozzle (indirect type); implement fire extinguishing; this device can remedy the deficiency of existing fixed formula gas automatic fire extinguisher; and the fire-fighting that is used for some special place is protected; in these places; because the space is narrow and small; environment is special; and pipe network can't be installed; nozzle or fire alarm system; cause automatic fire extinguishing system not play a role; put out in bud and use common fire extinguisher fire can not be suffered from; can cause very big economic loss, utilize the fire-fighting mode of visiting fire tube automatic fire extinguisher uniqueness, can properly solve this difficult problem.
Visit the fire tube automatic fire extinguisher and can be widely used in places such as oil/chemical industry, pharmaceutical factory, communication apparatus, power plant, kitchen, steel plant, military equipment, automobile, subway, banking equipment, inflammable thing warehouse, storage tank farm, computer floor, electric control box, panel.
The spy fire tube of visiting in the fire tube automatic fire extinguisher will carry out performance test before use, for example under the condition of uniform temperature, pressure, the rupture time of fire tube visited in record, visits the applicability of fire tube with detection, and also be not applicable to the testing arrangement of test performance of fire detection tube at present.
The utility model content
The purpose of this utility model is to propose a kind of device that is suitable for the performance of fire detection tube test, and can satisfy under certain probe temperature, pressure and time and carry out performance test visiting fire tube, and the safety coefficient height, easy to loading and unloading, cost is low, and handling safety is reliable, is convenient to processing and manufacturing.
For achieving the above object, the utility model has adopted following technical scheme: performance of fire detection tube indirectly testing device, mainly comprise pressure-regulating valve, gas cylinder, timer, fixed head, cover plate, end connector, thermal source, liquid medium, temperature element and test box, be filled with the medium that can produce gases at high pressure in the gas cylinder, pressure-regulating valve is connected with gas cylinder, one end of tested spy fire tube is connected with the pressure-regulating valve outlet, the other end of described spy fire tube is sealed by end connector, test section is fixed on the fixed head in the middle of the described spy fire tube, cover plate places on the test box, cover plate can be removed from test box easily, be convenient to the installation of fixed head on test box, fixed head is positioned on the test box, some is immersed in spy fire tube on the fixed head in the liquid medium, timer is equipped with in the test box side of fixed head below, in case fixed head is installed on the test box and just picks up counting, make things convenient for the record of testing time, test box one side is equipped with thermal source, thermal source is immersed in the liquid medium fully, with the heating liquid medium, temperature element is housed on the test box, and temperature element places liquid medium, with the temperature of tracer liquid medium.
Test box side in the utility model performance of fire detection tube indirectly testing device can be equipped with motor and impeller, motor is connected with impeller, the rotation of driven by motor impeller, impeller is immersed in the liquid medium, when heating, liquid medium, make liquid medium temperature be evenly distributed by motor drives impeller rotation agitated liquid medium.
Fixed head in the utility model performance of fire detection tube indirectly testing device is made up of crossbeam and riser, riser will be visited and be installed on the crossbeam after fire tube coats, riser is selected heat-barrier material, visit shape and the equal in length that fire tube exposes the riser part in each test process, can be so that test condition be identical, thereby measuring accuracy is higher.
Can have inclined hole on the cover plate in the utility model performance of fire detection tube indirectly testing device, when preventing that tested spy fire tube from breaking in the test box pressure increase suddenly liquid medium after the cover plate jack-up spilt, the accident that operating personnel are scalded takes place.
Liquid medium in the utility model performance of fire detection tube indirectly testing device be heat-resisting and not with the material of visiting fire tube generation chemical reaction, for example: silicone oil.
Gas in the gas cylinder in the utility model performance of fire detection tube indirectly testing device is non-toxic gas, for example nitrogen, inert gas or air, gas pressure in the gas cylinder is greater than test pressure, makes pressure regulate to stablize and carries out, and guarantees the precision of test pressure.
The liquid level of the liquid medium in the utility model performance of fire detection tube indirectly testing device will be higher than temperature element, preferably is higher than more than the highest plane 10cm of temperature element, guarantees the stable and temperature control precision of thermometric.
The lowermost portion of the spy fire tube test section in the utility model performance of fire detection tube indirectly testing device will be lower than the least significant end of temperature element, and some is immersed in the test section of assurance spy fire tube in the liquid medium.
The method that adopts the utility model performance of fire detection tube indirectly testing device to test is: at first open thermal source, set the probe temperature of visiting fire tube, begin to heat liquid medium in the test box to preset temperature; When the temperature of liquid medium reaches preset temperature, be incubated, make the uniformity of temperature profile of liquid medium; To be connected with pressure-regulating valve on the gas cylinder by an end of probing fire tube, be tightly connected, the test section of visiting fire tube will be connected on the fixed head by the other end of probing fire tube and end connector; Open give vent to anger valve and rotation pressure control valve of gas cylinder and make the gas that charges into test pressure in the tested spy fire tube; Open cover plate, the fixed head that is connected with by probing fire tube test section is installed on the test box, the test section of visiting fire tube is partly immersed in the liquid medium, timer picks up counting; Arrive the testing time or when being broken by the probing fire tube, record test pressure, temperature and time, test is finished.Set probe temperature, pressure and time according to the difference of application scenario, repeat above-mentioned steps, finish test process.
In the utility model performance of fire detection tube indirectly testing device and method, adopt the pressure controling mode of gas cylinder and pressure-regulating valve, test pressure is easy to adjust, accurately, gas can overflow from liquid medium when the spy fire tube broke, can the contaminated liquid medium, the employing liquid medium is simulated the thermal environment of visiting in the fire tube work that is subjected to, this indirect method, probe temperature control accuracy height, the utility model performance of fire detection tube indirectly testing apparatus structure is simple, has fixed head to install and visits fire tube, cover plate covers test box, handling safety, the testing element of selecting for use is conventional element, cost is low, provide standardized equipment for visiting fire tube production unit and measuring unit, fill up the blank of this device, the huge market demand, this device can be used and pressure is arranged, the test of the other types tubing that temperature and time requires.
Description of drawings
Fig. 1 is the schematic diagram of the utility model performance of fire detection tube indirectly testing device.
Among the figure: the 1-pressure-regulating valve, the 2-gas cylinder, 3-visits fire tube, 3-1-test section, 4-motor, 5-timer, the 6-fixed head, 6-1-crossbeam, 6-2-riser, 7-impeller, 8-cover plate, the 9-end connector, 10-thermal source, 11-liquid medium, 12-temperature element, 13-test box.
The specific embodiment
As shown in Figure 1, the utility model performance of fire detection tube indirectly testing device, mainly comprise pressure-regulating valve 1, gas cylinder 2, timer 5, fixed head 6, cover plate 8, end connector 9, thermal source 10, liquid medium 11, temperature element 12 and test box 13, be filled with the medium that can produce gases at high pressure in the gas cylinder 2, pressure-regulating valve 1 is connected with gas cylinder 2, one end of tested spy fire tube 3 is connected with pressure-regulating valve 1 outlet, the other end of described spy fire tube 3 is by end connector 9 sealings, test section 3-1 is fixed on the fixed head 6 in the middle of the described spy fire tube 3, cover plate 8 places on the test box 13, cover plate 8 can be removed from test box 13 easily, be convenient to the installation of fixed head 6 on test box 13, fixed head 6 is positioned on the test box 13, some is immersed in spy fire tube 3 on the fixed head 6 in the liquid medium 11, timer 5 is equipped with in test box 13 sides of fixed head 6 belows, in case fixed head 6 is installed on the test box 13 and just picks up counting, make things convenient for the record of testing time, test box 13 1 sides are equipped with thermal source 10, thermal source 10 is immersed in the liquid medium 11 fully, with heating liquid medium 11, temperature element 12 is housed on the test box 13, temperature element 12 places liquid medium 11, with the temperature of tracer liquid medium 11.
Fixed head 6 in the utility model performance of fire detection tube indirectly testing device is made up of crossbeam 6-1 and riser 6-2, riser 6-2 will partly visit and be installed on the crossbeam 6-1 after fire tube 3 coats, riser 6-2 selects heat-barrier material, visit shape and the equal in length that fire tube 3 exposes riser 6-2 test section 3-1 in the retest process, can be so that test condition be identical, thereby measuring accuracy is higher.
Can have inclined hole on the cover plate 8 in the utility model performance of fire detection tube indirectly testing device, when preventing that tested spy fire tube 3 from breaking in the test box 13 pressure increase suddenly liquid medium 11 after cover plate 8 jack-up spilt, the accident that operating personnel are scalded takes place.
Gas in the gas cylinder 2 in the utility model performance of fire detection tube indirectly testing device is non-toxic gas, for example nitrogen, inert gas or air, gas pressure in the gas cylinder 2 is greater than test pressure, makes pressure regulate to stablize and carries out, and guarantees the precision of test pressure.
The liquid level of the liquid medium 11 in the utility model performance of fire detection tube indirectly testing device will be higher than temperature element 12, preferably is higher than more than the highest plane 10cm of temperature element 12, guarantees the stable and temperature control precision of thermometric.
The lowermost portion of spy fire tube 3 test sections in the utility model performance of fire detection tube indirectly testing device will be lower than the least significant end of temperature element 12, guarantees that the test section 3-1 that visits fire tube 3 is immersed in the liquid medium 11.
The method that adopts the utility model performance of fire detection tube indirectly testing device to test is: at first open thermal source 10, set the probe temperature of visiting fire tube 3, the liquid medium 11 that begins to heat in the test box 13 arrives preset temperature; When the temperature of liquid medium 11 reaches preset temperature, be incubated, make the uniformity of temperature profile of liquid medium 11; To be connected with pressure-regulating valve 1 on the gas cylinder 2 by an end of probing fire tube 3, be tightly connected, the test section 3-1 that visits fire tube 3 will be connected on the fixed head 6 by the other end of probing fire tube 3 and end connector 9; Open give vent to anger valve and rotation pressure control valve 1 of gas cylinder 2 and make the gas that charges into test pressure in the tested spy fire tube 3; Open cover plate 8, be installed on the test box 13 being connected with by the fixed head 6 of probing fire tube 3 test section 3-1, the test section of visiting fire tube 3 is partly immersed in the liquid medium 11, timer 5 picks up counting; Arrive the testing time or when being broken by probing fire tube 3, record test pressure, temperature and time, test is finished.Set probe temperature, pressure and time according to the difference of application scenario, repeat above-mentioned steps, finish test process.
The method of utilizing the utility model the utility model performance of fire detection tube indirectly testing device to test is tested a kind of spy fire tube 3 of being made by polymer, the internal diameter of visiting fire tube 3 is 4mm, external diameter is 6mm, 175 ℃ of probe temperatures, test pressure 1MPa, test liquid medium 11 is a silicone oil, the gas in the gas cylinder 2 is nitrogen, thermal source 10 is an electrically heated rod, and temperature element 12 is a thermocouple.Tested spy fire tube 3 breaks at 18s, and mean test time is 10min, and this time is mainly used in the temperature constant temperature of liquid medium.Simple and quick, safety.
Claims (5)
1. performance of fire detection tube indirectly testing device, its special type is: mainly comprise pressure-regulating valve, gas cylinder, timer, fixed head, cover plate, end connector, thermal source, liquid medium, temperature element and test box, be filled with the medium that can produce gases at high pressure in the gas cylinder, pressure-regulating valve is connected with gas cylinder, one end of tested spy fire tube is connected with the pressure-regulating valve outlet, the other end of described spy fire tube is sealed by end connector, test section is fixed on the fixed head in the middle of the described spy fire tube, cover plate places on the test box, fixed head is positioned on the test box, some is immersed in spy fire tube on the fixed head in the liquid medium, timer is equipped with in the test box side of fixed head below, and test box one side is equipped with thermal source, and thermal source is immersed in the liquid medium fully, temperature element is housed on the test box, and temperature element places liquid medium.
2. performance of fire detection tube indirectly testing device according to claim 1 is characterized in that: described test box side is equipped with motor and impeller, and motor is connected with impeller.
3. performance of fire detection tube indirectly testing device according to claim 1, it is characterized in that: fixed head is made up of crossbeam and riser.
4. performance of fire detection tube indirectly testing device according to claim 1 is characterized in that: have inclined hole on the cover plate.
5. performance of fire detection tube indirectly testing device according to claim 1 is characterized in that: the gas in the gas cylinder is nitrogen, inert gas or air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202591554U CN201710867U (en) | 2010-07-06 | 2010-07-06 | Indirect test device for performance of fire detection tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202591554U CN201710867U (en) | 2010-07-06 | 2010-07-06 | Indirect test device for performance of fire detection tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201710867U true CN201710867U (en) | 2011-01-19 |
Family
ID=43456859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202591554U Expired - Lifetime CN201710867U (en) | 2010-07-06 | 2010-07-06 | Indirect test device for performance of fire detection tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201710867U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101879364A (en) * | 2010-07-06 | 2010-11-10 | 北京化工大学 | Device and method for indirectly testing performance of fire detection tube |
-
2010
- 2010-07-06 CN CN2010202591554U patent/CN201710867U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101879364A (en) * | 2010-07-06 | 2010-11-10 | 北京化工大学 | Device and method for indirectly testing performance of fire detection tube |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104034651B (en) | The Special experimental apparatus of used in nuclear power station cladding materials Evaluation of Corrosion Resistance in high-temperature steam | |
| CN102393313B (en) | Temperature pressure tracking method of simulation device in petrifaction device in emergency discharge process | |
| CN105761768A (en) | Performance evaluation system for integrity of zirconium alloy fuel cladding for nuclear power station under LOCA (Loss-Of-Coolant Accident) working condition | |
| CN103411771A (en) | Large environment simulation test device for pipeline ball valve test | |
| CN103257104A (en) | Protection material hot-cold pulse fatigue resistance test apparatus | |
| CN205541972U (en) | Rating of merit system of zircaloy fuel cladding integrality for nuclear power station under LOCA operating mode | |
| CN208568208U (en) | Valve low temperature shock experimental rig | |
| CN101879364B (en) | Device and method for indirectly testing performance of fire detection tube | |
| CN201710867U (en) | Indirect test device for performance of fire detection tubes | |
| CN210834546U (en) | Experimental device for testing shale self-absorption amount at different temperatures | |
| CN105806880A (en) | Dust cloud ignition temperature testing device and method for determining ignition temperatures of dust cloud | |
| BR112014031938B1 (en) | METHOD FOR MONITORING THE TEMPERATURE OF A REFORMER TUBE IN A REFORMER REACTOR, AND REACTOR USING THE METHOD | |
| CN102128706A (en) | Device and method for simulating leakage test of combustible refrigerant of refrigerator | |
| CN208689036U (en) | The mobile liquid carbon dioxide fire-fighting experimental provision of Petroleum Storage Tank | |
| CN109030558B (en) | Device and method for monitoring heat effect of reaction of crude oil sample in porous medium | |
| CN203202582U (en) | Carbon dioxide storage tank | |
| CN108956443B (en) | Fused salt temperature difference corrosion test device | |
| CN105352997A (en) | Method for determining burning and explosion of dust via temperature-controllable ignition device | |
| CN201811928U (en) | Fire detection tube performance direct testing device | |
| CN104330434A (en) | Thermal stability test device | |
| CN101879363B (en) | Device and method for directly testing performance of fire detection tube | |
| CN204740867U (en) | Test nuclear power is with device of active hydrogen recombiner ignition threshold value of non - | |
| CN104266924B (en) | A kind of building vertical separation component fire resistance experimental rig sprayed water under protection | |
| CN102998245A (en) | Atmosphere compatibility experimental equipment of meshed porous electrothermal material and method thereof | |
| CN102160919B (en) | Method and device for testing performance of temperature sensitive extinguishing tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110119 Effective date of abandoning: 20120104 |