CN216978904U - Fireproof coating heat insulation efficiency test equipment - Google Patents
Fireproof coating heat insulation efficiency test equipment Download PDFInfo
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- CN216978904U CN216978904U CN202220034388.7U CN202220034388U CN216978904U CN 216978904 U CN216978904 U CN 216978904U CN 202220034388 U CN202220034388 U CN 202220034388U CN 216978904 U CN216978904 U CN 216978904U
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Abstract
The utility model provides a fireproof coating heat insulation efficiency test device which comprises a test furnace body and a control box, wherein the test furnace body comprises a support frame, an inner container arranged in the support frame and a top sealing plate arranged on the support frame, the top sealing plate is arranged above the inner container and fixedly connected with the support frame, side sealing plates are arranged on the periphery of the support frame, a first test opening is formed in the top sealing plate, the inner container is arranged in the first test opening and is of a cavity structure, a second test opening is formed in the inner container and is used for supporting a placed sample, a plurality of silicon carbon rods are arranged in the support frame and are used for heating an inner cavity of the inner container, the silicon carbon rods penetrate through the inner container, a plurality of thermocouples and pressure sensors are arranged in the inner container, the thermocouples and the pressure sensors are arranged above the silicon carbon rods, and an air inlet hole and an air outlet hole are formed in one side of the inner container and are respectively connected with an air inlet pipe and an air outlet pipe. The equipment for testing the heat insulation efficiency of the fireproof coating, provided by the utility model, has the advantages of simple structure, small volume, compact layout design and small occupied space.
Description
Technical Field
The utility model belongs to the technical field of fireproof coating detection equipment, and particularly relates to equipment for testing heat insulation efficiency of fireproof coating.
Background
The fire-proof coating is used on the surface of a flammable base material, and is used for changing the surface combustion characteristic of the material and retarding the rapid spread of fire; or special coatings applied to building components to increase the fire endurance of the component. The fire resistance of fire-retardant coatings is the most important characteristic parameter for measuring the quality of such coatings. The fire resistance of the fire-retardant coating is tested in a fire-retardant coating heat insulation efficiency test furnace. The existing test furnaces are mostly large-scale refractory component test equipment, because the furnace body is large, the required heating area is large, the energy consumption is large, when the test time is short, the opening of a test frame matched with the large-scale test equipment test is large, when a small-scale component is installed, a large amount of work such as plugging, adjusting and the like is required, the installation time is far longer than the test time, and the work time waste is caused; in addition, at present, fuel oil is adopted as energy sources in test equipment, the fuel oil is sprayed out from a burner through an oil pump and is combusted in the furnace, the fuel oil pollution is large, heat insulation materials in a hearth are prone to damage, the fuel oil is prone to being combusted insufficiently, large errors are caused between the actual temperature and the set temperature, and certain potential safety hazards exist in the hearth due to the fact that combustible materials are still in the hearth after fire is stopped.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide equipment for testing the heat insulation efficiency of a fireproof coating, which aims to solve the technical problem in the background art.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a fireproof coating heat insulation efficiency test device comprises a test furnace body and a control box, wherein the test furnace body comprises a support frame, an inner container arranged in the support frame and a top sealing plate arranged on the support frame, the top sealing plate is arranged above the inner container and fixedly connected with the support frame, side sealing plates are arranged on the periphery of the support frame, a first test opening is formed in the top sealing plate, the inner container is arranged in the first test opening and is of a cavity structure, a second test opening is formed in the inner container and is used for supporting a placed sample, a plurality of silicon carbon rods are arranged in the support frame and are used for heating an inner cavity of the inner container, the silicon carbon rods are transversely and/or longitudinally arranged in the support frame and penetrate through the inner container, a plurality of thermocouples and pressure sensors are arranged in the inner container, and the thermocouples and the pressure sensors are arranged above the silicon carbon rods, and one side of the inner container is provided with an air inlet hole and an air outlet hole which are respectively connected with the air inlet pipe and the air outlet pipe.
The second testing opening is of a regular quadrilateral structure, the side length of the second testing opening is 300-450mm, and the wall thickness of the inner container is 50-60 mm.
The support frame is of a cuboid structure, the upper end face of the support frame is of a regular quadrilateral structure, the side length of the support frame is 930-1300mm, and the inner container is arranged at the center of the support frame.
The diameter of the silicon carbide rod is 25-30 mm.
The silicon carbide rods are four and are arranged in the support frame in a longitudinal parallel mode.
Four end feet of the bottom end of the supporting frame are provided with supporting pad feet which are of L-shaped structures.
And the top sealing plate and the side sealing plates are all fireproof plates.
Compared with the prior art, the equipment for testing the heat insulation efficiency of the fireproof coating, provided by the utility model, has the advantages of simple structure, small volume, compact layout design and small occupied space, can be well suitable for detecting small samples, cancels the existing structure for heating by adopting fuel oil, heats by utilizing a silicon carbide rod in the inner container, adopts an electric control structure to enable the whole heating process to be easier to control, adopts electric heating energy to reduce the pollution to the detection environment, enables the temperature rise in the furnace body to be more uniform, and enables the detection result to be more accurate.
Drawings
FIG. 1: a schematic three-dimensional structure diagram of a fireproof coating heat insulation efficiency test device;
FIG. 2: a schematic three-dimensional direction diagram of an internal structure of the supporting frame;
FIG. 3: and (4) a top view of the internal structure of the support frame.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Specific example 1: referring to fig. 1 to 3, in an embodiment of the present invention, a device for testing thermal insulation efficiency of a fire retardant coating includes a testing furnace body 2 and a control box 1, a computer control system is disposed on the control box 1 and used for counting data, a display screen is disposed on the control box 1 and used for displaying data, the testing furnace body 2 includes a supporting frame 3, an inner container 4 mounted in the supporting frame 3, and a top sealing plate 5 disposed on the supporting frame 3, the top sealing plate 5 is disposed above the inner container 4 and fixedly connected to the supporting frame 3, side sealing plates 6 are disposed around the supporting frame 3, and the top sealing plate 5 and the side sealing plates 6 are fire-proof plates.
Be equipped with first test opening 501 on shrouding 5, inner bag 4 is in first test opening 501, inner bag 4 is the cavity structure, inner bag 4 is equipped with second test opening 401 and is used for supporting the sample of placing, be equipped with several elema 8 in the braced frame 3 and be used for heating the inner chamber of inner bag 4, elema 8 is vertical parallel arrangement in braced frame 3, elema 8 is equipped with four, four elema 8 all pass inner bag 4, elema 8's diameter is 25-30mm, in this embodiment, adopt the diameter to be 25 mm's elema 8.
The inner container 4 internally mounted has several thermocouples 7 and pressure sensor 9, in this embodiment, two thermocouples 7 are mounted in the inner container 4, the thermocouples 7 and the pressure sensor 9 are both above the silicon carbide rod 8, the thermocouple 7 in this embodiment adopts a K-type nickel-chromium-nickel-silicon thermocouple with a wire diameter of 3.0mm, and one side of the inner container 4 is provided with an air inlet and an air outlet which are respectively connected with an air inlet pipe 11 and an air outlet pipe 12 for performing air suction and inflation operations on the inner container 4.
The second test opening 401 is of a regular quadrilateral structure, the side length W1 of the second test opening 401 is 300-450mm, and the wall thickness H1 of the inner container 4 is 50-60mm, in this embodiment, the side length W1 of the second test opening 401 is 300 × 300mm, and the wall thickness H1 of the inner container 4 is 50 mm.
The supporting frame 3 is a cuboid structure, the upper end face of the supporting frame 3 is a regular quadrilateral structure, the side length W2 of the supporting frame 3 is 930-.
Four end feet at the bottom end of the supporting frame 3 are provided with supporting foot pads 10, and the supporting foot pads 10 are of L-shaped structures.
In practical use, the sample steel plate is required to be utilized for auxiliary testing, the sample steel plate adopts 300X300mm, the fireproof coating required to be tested is smeared on the surface of the sample steel plate and then is placed at the position of the second detection port to be detected, a temperature control program is set firstly, and the control parameters required to be set comprise test temperature, heating rate, test heat preservation time and the like. And starting the computer, setting quality data parameters required to be acquired, including data acquisition interval time, data acquisition total time, data output format, path and the like, and simultaneously, arranging another temperature detection device outside the sample to detect the temperature of the sample, and conveying detected data to the computer for statistics so as to facilitate later-stage analysis and processing.
Compared with the prior art, the equipment for testing the heat insulation efficiency of the fireproof coating, provided by the utility model, has the advantages of simple structure, small volume, compact layout design and small occupied space, can be well suitable for detecting small samples, cancels the existing structure for heating by adopting fuel oil, heats by utilizing a silicon carbide rod in the inner container, adopts an electric control structure to enable the whole heating process to be easier to control, adopts electric heating energy to reduce the pollution to the detection environment, enables the temperature rise in the furnace body to be more uniform, and enables the detection result to be more accurate.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a fire retardant coating efficiency test equipment that insulates against heat which characterized in that: comprises a test furnace body and a control box, wherein the test furnace body comprises a support frame, an inner container arranged in the support frame and a top sealing plate arranged on the support frame, the top sealing plate is arranged above the liner and is fixedly connected with the supporting frame, the periphery of the supporting frame is provided with side sealing plates, the top sealing plate is provided with a first test opening, the inner container is arranged in the first test opening, the inner container is of a cavity structure, the inner container is provided with a second testing opening for supporting a placed sample, a plurality of silicon carbide rods are arranged in the supporting frame for heating the inner cavity of the inner container, the silicon carbide rods are transversely and/or longitudinally arranged in the supporting frame and penetrate through the inner container, the inner container is internally provided with a plurality of thermocouples and pressure sensors which are arranged above the silicon carbide rod, and one side of the inner container is provided with an air inlet hole and an air outlet hole which are respectively connected with an air inlet pipe and an air outlet pipe.
2. The equipment for testing the heat insulation efficiency of the fireproof coating according to claim 1, wherein: the second testing opening is of a regular quadrilateral structure, the side length of the second testing opening is 300-450mm, and the wall thickness of the inner container is 50-60 mm.
3. The equipment for testing the heat insulation efficiency of the fireproof coating according to claim 2, wherein: the support frame is of a cuboid structure, the upper end face of the support frame is of a regular quadrilateral structure, the side length of the support frame is 930-1300mm, and the inner container is arranged at the center of the support frame.
4. The equipment for testing the heat insulation efficiency of the fireproof coating according to claim 1, wherein: the diameter of the silicon carbide rod is 25-30 mm.
5. The equipment for testing the heat insulation efficiency of the fireproof coating according to claim 1, wherein: the silicon carbide rods are four and are arranged in the support frame in a longitudinal parallel mode.
6. The equipment for testing the heat insulation efficiency of the fireproof coating according to claim 3, wherein: four end feet of the bottom end of the supporting frame are provided with supporting pad feet which are of L-shaped structures.
7. The equipment for testing the heat insulation efficiency of the fireproof coating according to claim 1, wherein: and the top sealing plate and the side sealing plates are all fireproof plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220034388.7U CN216978904U (en) | 2022-01-07 | 2022-01-07 | Fireproof coating heat insulation efficiency test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220034388.7U CN216978904U (en) | 2022-01-07 | 2022-01-07 | Fireproof coating heat insulation efficiency test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216978904U true CN216978904U (en) | 2022-07-15 |
Family
ID=82349170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220034388.7U Active CN216978904U (en) | 2022-01-07 | 2022-01-07 | Fireproof coating heat insulation efficiency test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216978904U (en) |
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2022
- 2022-01-07 CN CN202220034388.7U patent/CN216978904U/en active Active
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