CN117783417A - Basalt fiber composite fireproof cloth mobile test platform and test method - Google Patents
Basalt fiber composite fireproof cloth mobile test platform and test method Download PDFInfo
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- CN117783417A CN117783417A CN202410213538.4A CN202410213538A CN117783417A CN 117783417 A CN117783417 A CN 117783417A CN 202410213538 A CN202410213538 A CN 202410213538A CN 117783417 A CN117783417 A CN 117783417A
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- 238000012360 testing method Methods 0.000 title claims abstract description 172
- 239000004744 fabric Substances 0.000 title claims abstract description 136
- 229920002748 Basalt fiber Polymers 0.000 title claims abstract description 36
- 239000002131 composite material Substances 0.000 title claims abstract description 35
- 238000010998 test method Methods 0.000 title abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 74
- 238000005096 rolling process Methods 0.000 claims description 19
- 238000005192 partition Methods 0.000 claims description 16
- 238000000926 separation method Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 8
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention discloses a basalt fiber composite material fireproof cloth mobile test platform and a test method, and relates to the technical field of fireproof cloth test. According to the invention, the rapid fixed-length test of the fire-proof cloth combustion effect under different conditions is realized by rotating the fire-proof cloth in different test cavities under the sealing condition, the test requirement is realized without taking out and putting in the fire-proof cloth in sequence, the test efficiency is improved, and the test precision and diversity are also improved.
Description
Technical Field
The invention relates to the technical field of fireproof cloth testing, in particular to a basalt fiber composite material fireproof cloth mobile testing platform and a basalt fiber composite material fireproof cloth mobile testing method.
Background
The basalt fiber composite fireproof cloth is a high-performance fireproof cloth which is prepared from basalt fibers serving as a main raw material, has a series of characteristics and advantages, is widely applied to fireproof and high-temperature environments, and needs to be tested after the fireproof cloth is produced so as to ensure that the performance and quality of the fireproof cloth reach production standards, and the combustion test of the fireproof cloth is a test method for judging the basic performance of the fireproof cloth.
In the combustion test of the fireproof cloth, the test result may be affected by various environmental conditions, such as temperature, humidity, oxygen concentration, environmental pressure, and the like, so as to ensure the accuracy of the test result and evaluate the performance of the fireproof cloth under different environments and conditions, and the quality and the safety performance of the fireproof cloth can be ensured to meet the requirements of specific application scenes by moving the test platform. In addition, the mobile test platform also enables testing in an actual application environment to obtain more accurate and practical test results. However, when testing in different environments of fireproof cloth, the conventional mobile test platform generally divides the fireproof cloth into a plurality of parts and is placed into different test environments for simultaneous testing, so that a plurality of workers are required to cooperate with the test operation, and the test efficiency is low.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, fireproof cloth is generally divided into a plurality of parts and is placed into different test environments to be tested simultaneously, a plurality of workers are required to cooperate with test operation, and the test efficiency is low.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the movable test platform for the basalt fiber composite fireproof cloth comprises a base, wherein a fixed chassis is rotatably arranged on the top surface of the base, a rotary separation assembly is rotatably arranged on the fixed chassis, a sealing outer cover fixed on the base is hermetically sleeved on the outer side of the fixed chassis, the sealing outer cover covers the rotary separation assembly, and a plurality of test cavities which are identical in size and hermetically separated are formed among the sealing outer cover, the rotary separation assembly and the fixed chassis;
the rotary separation assembly comprises a rotary ring arranged on a fixed chassis, the top of the rotary ring is sealed, the inside of the rotary ring is hollow, a measuring port communicated with each testing cavity is formed in the side face of the rotary ring in an annular array, an ignition device is arranged at the bottom of the measuring port, a lofting assembly is arranged at the top of the measuring port, a rotary ring inner cavity at one side of the measuring port is arranged into a sliding cavity, a sealing sliding plate for sealing the measuring port is arranged in the sliding cavity, a first motor for driving the rotary ring to reversely rotate simultaneously with the fixed chassis is arranged at the bottom of the base, and the lofting assembly follows the rotation of the rotary ring, enters the next testing cavity and quantitatively expands fireproof cloth to match with the ignition device to complete testing.
Preferably, the fixed chassis includes the circular bottom plate of rotating connection at the base top surface, fixes the cross division board in circular bottom plate top surface middle part and fixes the external baffle in circular bottom plate top surface outside, four extension boards of cross division board respectively with four external baffles parallel and level, and form the rotation opening that supplies swivel ring male between every extension board and the external baffle of cross division board.
Preferably, the outer ring of the rotary ring is attached to the outer baffle plate, the inner ring of the rotary ring is attached to the cross partition plate, the top sealing part of the rotary ring is pressed on the cross partition plate, and the top surface of the rotary ring is flush with the top surface of the outer baffle plate.
Preferably, the top surface of the rotary ring is just equipped with the circular telegram piece to measuring port center department, is equipped with curved circular telegram board between two adjacent circular telegram pieces, be equipped with in the sealed dustcoat with circular telegram piece or circular telegram board contact's conductive contact piece, the diapire of sliding chamber is equipped with curved electronic slide rail, sealed slide mounting is on electronic slide rail, the circular telegram piece is controlled when contacting with conductive contact piece the setting-out subassembly presss from both sides tight fire proof cloth and sealed slide and opens the measurement port, the circular telegram board is controlled when contacting with conductive contact piece the setting-out subassembly loosens fire proof cloth and sealing baffle closes the measurement port.
Preferably, the lofting subassembly includes vertical sliding connection lofting box at measuring the opening top, rotates the pivot of connecting in the inside and outside both sides of lofting box, cover in the cloth rolling shaft that the pivot is located the lofting box, installs the gear that the pivot is located the lofting box outside and sliding connection at the magnetism clamp splice of lofting box bottom, the magnetic path is installed at the top of lofting box, the top surface of swivel ring is located and is equipped with the magnet that attracts or repel each other with the magnetic path directly over every lofting box, the magnet forms the series circuit with the magnet when contacting with the conductive contact piece, wherein fire prevention cloth twines on the cloth rolling shaft.
Preferably, the bottom of the lofting box is penetrated and opened with a bottom slot through which the fireproof cloth on the cloth rolling shaft passes, the two magnetic clamping blocks are symmetrically arranged on two sides of the bottom slot, the top surface of the rotating ring is penetrated and opened with a top slot through which the top of the gear passes, and the inner top wall of the sealing outer cover is provided with an annular toothed plate meshed with the gear.
Preferably, the inner top wall of the sealing slide plate is positioned at the inner side of the annular toothed plate and is provided with a sealing baffle ring, the bottom of the sealing baffle ring is pressed on the top surface of the rotating ring, four magnetic sealing cross bars penetrating through the annular toothed plate are arranged between the sealing baffle ring and the side wall of the sealing slide plate in a sliding mode in an annular array, and the magnetic sealing cross bars are magnetically repelled with the magnetic blocks.
Preferably, one side of lofting box is equipped with the flexible drive assembly with gear bottom meshing, flexible drive assembly is including fixing telescopic link on the cross division board perpendicularly, fixed mounting at the L type support of telescopic link tip, install the second motor on L type support horizontal end and install the fluted disc on second motor output shaft, the fluted disc follows the telescopic link and extends and the decline of lofting box and the bottom meshing of gear.
Preferably, the side of sealed dustcoat is transparent setting to be equipped with in corresponding measurement opening department and get and put the mouth, get and put a mouthful department seal and be equipped with the side door, the lateral surface of sealed dustcoat is located and gets the top of putting the mouth and install the display controller who is connected with magnetism clamp splice, second motor and telescopic link electricity.
A testing method of a basalt fiber composite fireproof cloth mobile testing platform comprises the following steps:
s1, sequentially winding and placing fireproof cloth in a lofting assembly;
s2, taking a section of cloth sample to be tested out of the lofting assembly to the position above the ignition device;
s3, regulating and controlling the test condition of each test cavity, and starting an ignition test after the test condition is met;
s4, after the test in one test cavity is completed, starting the first motor to rotate 90 degrees, enabling the lofting assembly to enter the other test cavity, and igniting the test again;
s5, repeating the step S4 until the fire-proof cloth is tested in all the test cavities.
Compared with the prior art, the invention has the following advantages:
according to the invention, a plurality of test cavities in different environments are formed through the fixed chassis, the rotating ring and the sealed outer cover, and the lofting assembly and the first motor are used for realizing the rapid fixed-length test of the fire-proof cloth combustion effect under different conditions by rotating the fire-proof cloth under the sealed condition and entering into different test cavities, so that the test requirement is realized without taking out and putting in the fire-proof cloth in sequence, the test efficiency is improved, and the test precision and diversity are improved; in addition, each test cavity is internally provided with a lofting component and an ignition device, and when the lofting component is driven by a first motor to enter the other test cavity, the rest lofting components enter the test cavity in a following way, so that when the batch test of the fireproof cloth is performed, the fireproof cloth with different types or specifications can be tested simultaneously in one step according to different test environments, and the test efficiency is further improved; finally, through setting up flexible drive assembly, electric magnet, circular telegram board and circular telegram piece, when needs adjust test parameter when a test chamber carries out repeatability test, can also be by the cooperation of flexible drive assembly and gear, make the fire prevention cloth in a test chamber interior location expand with burn, further satisfy the burning test demand under the different parameter variation under the same environment, improve the variety of test as far as to obtain more accurate and practical test result.
Drawings
FIG. 1 is a schematic diagram of a basalt fiber composite material fireproof cloth mobile test platform in a split state operation;
FIG. 2 is a schematic diagram of a basalt fiber composite material fireproof cloth mobile test platform in a split state rotation;
FIG. 3 is a schematic structural view of a basalt fiber composite material fireproof cloth mobile test platform provided by the invention;
FIG. 4 is a schematic view of a longitudinal section of a basalt fiber composite material fireproof cloth mobile test platform according to the present invention;
FIG. 5 is a schematic diagram of a structure of a basalt fiber composite material fireproof cloth mobile test platform after being transversely cut;
FIG. 6 is a first motor position cross-sectional view of a basalt fiber composite material fireproof cloth mobile test platform provided by the invention;
FIG. 7 is a schematic diagram of a fixed chassis structure of a basalt fiber composite material fireproof cloth mobile test platform provided by the invention;
FIG. 8 is a schematic diagram of a rotary separation assembly of a basalt fiber composite material fireproof cloth mobile test platform according to the present invention;
FIG. 9 is an enlarged view of the position A in FIG. 1 of a basalt fiber composite material fireproof cloth mobile test platform provided by the invention;
FIG. 10 is an enlarged view of the basalt fiber composite material fireproof cloth mobile test platform at B in FIG. 8;
FIG. 11 is a schematic diagram of a sealing housing of a basalt fiber composite material fireproof cloth mobile test platform according to the present invention;
FIG. 12 is a schematic diagram showing the connection of a lofting box and a rotating ring of a basalt fiber composite material fireproof cloth mobile test platform according to the present invention;
FIG. 13 is a schematic view of a cloth winding shaft structure of a basalt fiber composite material fireproof cloth mobile test platform according to the present invention;
FIG. 14 is a schematic view of a telescopic driving assembly of a basalt fiber composite material fireproof cloth mobile test platform according to the present invention;
fig. 15 is a schematic diagram of circuit connection of a basalt fiber composite material fireproof cloth mobile test platform according to the present invention.
In the figure: 1. a base; 2. a fixed chassis; 3. rotating the partition assembly; 4. sealing the outer cover; 5. a first motor; 6. a lofting assembly; 7. an ignition device; 8. a sealing slide plate; 9. a telescoping drive assembly; 10. fireproof cloth; 21. a circular bottom plate; 22. an external baffle; 23. a cross partition plate; 24. rotating the opening; 31. a rotating ring; 32. measuring the through hole; 33. a sliding chamber; 34. energizing the magnet; 35. an energizing plate; 36. a power-on block; 401. a taking and placing port; 402. a display controller; 403. a sealing baffle ring; 404. an annular toothed plate; 405. a conductive contact block; 406. a magnetic sealing cross bar; 61. a lofting box; 62. a rotating shaft; 63. a cloth rolling shaft; 64. a magnetic clamping block; 65. a gear; 91. an L-shaped support; 92. a telescopic rod; 93. a second motor; 94. a fluted disc.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the testing process of the fireproof cloth, the fireproof cloth is cut into samples with certain size according to the testing standard, then the samples meeting the testing requirements are fixed on a testing frame, the distance between the whole sample and flame is adjusted, the fireproof cloth is ignited by the flame, the burning behavior of the ignited samples, such as burning speed, flame duration, extinguishing time, burning length and the like, is recorded, and when the next group of testing is carried out, new samples are placed into testing equipment.
Referring to fig. 1-15, a basalt fiber composite material fireproof cloth mobile test platform comprises a base 1, wherein a fixed chassis 2 is rotatably arranged on the top surface of the base 1, a rotary separation assembly 3 is rotatably arranged on the fixed chassis 2, a sealing outer cover 4 fixed on the base 1 is hermetically sleeved on the outer side of the fixed chassis 2, the sealing outer cover 4 covers the rotary separation assembly 3, a plurality of test cavities which are identical in size and are hermetically separated are formed among the sealing outer cover 4, the rotary separation assembly 3 and the fixed chassis 2, and the plurality of test cavities are respectively used for adjusting temperature, humidity, oxygen concentration and pressure intensity so that the fireproof cloth 10 can evaluate the performance under different environments and conditions during combustion test, and simultaneously can meet the requirements of testing under specific environments, thereby realizing more accurate and practical test results;
referring to fig. 1-7, the rotary separation assembly 3 comprises a rotary ring 31 arranged on a fixed chassis 2, the top seal and the inside of the rotary ring 31 are hollow, the design of the top seal can enable the top of each test cavity to extend to the place to a certain extent, the top of each test cavity is not extended upwards, so as to facilitate the adjustment and the maintenance of the environment, the subsequent connection with a sealed outer cover 4 is also facilitated, a measuring through hole 32 which is respectively communicated with each test cavity is formed in an annular array on the side surface of the rotary ring 31, during the test, each measuring through hole 32 corresponds to one test cavity, so that the real-time measurement condition can be observed through the measuring through hole 32, further the experimental result is recorded, an ignition device 7 is arranged at the bottom of the measuring through hole 32, the top of the measuring through hole 32 is provided with a lofting assembly 6 for the existing flame ignition technology, the inner cavity of the rotating ring 31 at one side of the measuring through hole 32 is arranged as a sliding cavity 33, a sealing sliding plate 8 for sealing the measuring through hole 32 is arranged in the sliding cavity 33, a sealing baffle plate is vertically arranged in the sliding cavity 33, so that the two testing cavities are sealed and separated by the sliding cavity 33, the mutual cross is avoided, the bottom of the base 1 is provided with a first motor 5 for driving the rotating ring 31 and the fixed chassis 2 to rotate reversely at the same time, the first motor 5 rotates by 90 degrees each time and drives the rotating ring 31 and the fixed chassis 2 to rotate reversely by 90 degrees at the same time, the lofting assembly 6 follows the rotation of the rotating ring 31, enters the next testing cavity and quantitatively expands the fireproof cloth 10 to complete the test by matching with the ignition device 7, when the fireproof cloth 10 is tested in batches under the same specification and model, after the internal combustion test is completed in one testing environment (namely the testing cavity), the automatic fire-proof cloth 10 combustion test device has the advantages that the automatic fire-proof cloth 10 combustion test device enters another test environment to continue to be tested, the fire-proof cloth 10 combustion test device ensures that the fire-proof cloth 10 combustion test length in the two test environments is the same, when only one person is required to test, the cut fire-proof cloth 10 is not required to be placed into the other test environment to be fixed after one test is completed, the time for placing the fire-proof cloth 10 is saved, the test efficiency is further improved, the position of an operator is not required to be changed when the fire-proof cloth 10 moves into the other test cavity each time, the subsequent test record is more convenient, and meanwhile, the synchronous test efficiency can be maintained along with the increase of the operators when the fire-proof cloth 10 with different specifications and models is tested simultaneously.
Specifically, referring to fig. 1 to 6, in order to realize simultaneous reverse rotation of the rotating ring 31 and the fixed chassis 2, the first motor 5 is transversely disposed, an output shaft of the first motor 5 is connected with a first bevel gear, the rotating ring 31 and the fixed chassis 2 are connected with support shafts, the two support shafts have different coaxial sizes and are respectively connected with symmetrically arranged second bevel gears, the two second bevel gears are meshed with the first bevel gear to realize rotation of the first bevel gear, and the two second bevel gears are reversed, namely, the two support shafts are reversed
Referring to fig. 7 to 8, the fixed chassis 2 includes a circular bottom plate 21 rotatably coupled to the top surface of the base 1, a cross partition plate 23 fixed to the middle of the top surface of the circular bottom plate 21, and an outer baffle plate 22 fixed to the outer side of the top surface of the circular bottom plate 21, four support plates of the cross partition plate 23 being respectively flush with the four outer baffle plates 22, so that spaces between the plurality of test chambers are the same in size, and simultaneously a rotation opening 24 into which the rotation ring 31 is inserted is formed between each support plate of the cross partition plate 23 and the outer baffle plate 22, the rotation ring 31 being disposed in the rotation opening 24. The outer ring of the rotary ring 31 is attached to the outer baffle 22, the inner ring of the rotary ring 31 is attached to the cross partition plate 23, the two adjacent test cavities are separated as far as possible, air leakage is avoided, the top sealing part of the rotary ring 31 is pressed on the cross partition plate 23, the top surface of the rotary ring 31 is flush with the top surface of the outer baffle 22, and the distance between the rotary ring 31 and the outer baffle 22 covered by the sealing outer cover 4 is the same.
Referring to fig. 4-5 and 8-11, the top surface of the rotary ring 31 is provided with an electrifying block 36 at the position facing the center of the measuring port 32, an arc electrifying plate 35 is arranged between two adjacent electrifying blocks 36, a conductive contact block 405 contacting with the electrifying block 36 or the electrifying plate 35 is arranged in the sealing housing 4, the bottom wall of the sliding cavity 33 is provided with an arc electric sliding rail, the sealing sliding plate 8 is arranged on the electric sliding rail, the sealing sliding plate 8 moves on the electric sliding rail to seal the measuring port 32, the electrifying block 36 contacts with the conductive contact block 405 to control the lofting assembly 6 to clamp the fireproof cloth 10 and the sealing sliding plate 8 to open the measuring port 32, the surface is in a state to be tested at the moment, the measuring port 32 is opened, the lofting assembly 6 is placed in a corresponding testing cavity, the lofting assembly 6 clamps the fireproof cloth 10 to prevent the fireproof cloth 10 from continuing to burn upwards during burning, the length of each combustion is made to be the same so as to control the same combustion length, the electrifying plate 35 is contacted with the conductive contact block 405 to control the lofting assembly 6 to loosen the fireproof cloth 10 and the sealing baffle to close the measuring through hole 32, namely, the lofting assembly 6 is in the process of entering one test cavity from the other test cavity along with the rotating ring 31, at the moment, the fireproof cloth 10 is loosened so as to automatically expand the fireproof cloth 10 in the process of rotating along with the lofting assembly 6 and keep the same expansion length, meanwhile, the sealing measuring through hole 32 is used to ensure that the sliding cavity 33 is not communicated with the two test cavities at the same time so as to avoid the state that the two test cavities are communicated with each other, and in the process that the sliding cavity 33 is closed firstly and then opened by the sealing slide plate 8, the air originally in the sliding cavity 33 is communicated with the air of the test cavity, at the moment, the parameters of the whole test cavity are adjusted firstly, to remain under combustion parameter requirements.
Referring to fig. 8-13, the lofting assembly 6 includes lofting boxes 61 vertically sliding connected at the top of the measuring port 32, rotating shafts 62 rotatably connected at the inner side and the outer side of the lofting boxes 61, a cloth rolling shaft 63 sleeved on the rotating shafts 62 and located in the lofting boxes 61, gears 65 installed outside the rotating shafts 62 and located at the bottom of the lofting boxes 61, and magnetic clamping blocks 64 slidably connected at the bottom of the lofting boxes 61, guide plates vertically arranged at the tops of rotating rings 31 at the two sides of the lofting boxes 61, the lofting boxes 61 slide downwards by gravity and move upwards in a magnetic attraction state, vertically slide on the rotating rings 31, magnetic blocks are installed at the tops of the lofting boxes 61, the top surface of the rotating rings 31 is provided with an electrifying magnet 34 attracted or repelled by the magnetic blocks, the electrifying blocks 36 and the electrifying contact blocks 34 form a series circuit, the electrifying magnets 34 and the magnetic blocks repel each other when electrified, the electrifying blocks are descended, the fireproof cloth 10 is wound on the cloth rolling shaft 63, one side of the lofting boxes 61 is opened, the cloth rolling shaft 63 is conveniently, the cloth rolling shaft 63 is placed symmetrically with the cloth rolling shaft 63, the cloth rolling shaft is driven by the rotating grooves of the cloth rolling shafts 63, and the cloth rolling shafts are placed symmetrically, and the cloth rolling shafts are driven by the cloth rolling shafts 63 to rotate symmetrically, and the cloth rolling shafts are further, and the cloth rolling shafts are matched with the cloth rolling shafts 63 and are placed in the inner side of the cloth rolling shafts and are placed in the stretching shafts to the opposite to the place.
The bottom of the lofting box 61 is penetrated and opened with a bottom slot through which the fireproof cloth 10 passes on the cloth winding shaft 63, two magnetic clamping blocks 64 are symmetrically arranged on two sides of the bottom slot, the two magnetic clamping blocks 64 are mutually close to each other and clamp the fireproof cloth 10 under the electrifying condition, so that the fireproof cloth 10 is burnt to the position of the magnetic clamping blocks 64 to be blocked, the fireproof cloth 10 is prevented from continuing upwards, then, when the power is off, the two magnetic clamping blocks 64 are restored under the action of a spring, so that the fireproof cloth 10 is conveniently unfolded downwards, the top surface of the rotary ring 31 is penetrated and opened with a top slot through which the top of the gear 65 passes, the annular toothed plate 404 meshed with the gear 65 is arranged on the top wall of the inner part of the sealed housing 4, and the gear 65 is separated from the annular toothed plate 404 when the lofting box 61 is downwards, so that the rotary shaft 62 can rotate during the burning test.
In order to avoid the situation that when the rotary ring 31 rotates, two adjacent test cavities are communicated by a gap between the sealing housing 4 and the rotary ring 31 to influence the environmental conditions in the test cavities, a sealing baffle ring 403 is arranged on the inner side of the annular toothed plate 404 on the inner top wall of the sealing slide plate 8, air entering through a top slot is blocked on the outer side of the sealing baffle ring 403 by a grid, the bottom of the sealing baffle ring 403 presses on the top surface of the rotary ring 31 so as to enable the connection to be tighter, four magnetic sealing cross bars 406 penetrating through the annular toothed plate 404 are arranged between the sealing baffle ring 403 and the side wall of the sealing slide plate 8 in a sliding manner in an annular array, the two adjacent top slot openings are separated, the magnetic sealing cross bars 406 and magnetic blocks are magnetically repelled, and in the rotating process of the rotary ring 31, when the lofting box 61 drives the magnetic blocks to be a bit below the magnetic sealing cross bars 406, the magnetic sealing cross bars 406 are driven to move upwards so that the gears 65 penetrate through the annular toothed plate 404, and after the lofting box 61 leaves the magnetic sealing cross bars 406, the magnetic sealing cross bars 406 fall down again under the gravity to form sealing separation between the two top slots and the two test cavities as far as possible.
Referring to fig. 10 and 14, when the combustion performance of the fire-proof cloth 10 needs to be tested under different parameters in a testing cavity, one side of the lofting box 61 is provided with a telescopic driving assembly 9 meshed with the bottom of the gear 65, the telescopic driving assembly 9 comprises a telescopic rod 92 vertically fixed on the cross partition plate 23, an L-shaped support 91 fixedly installed at the end of the telescopic rod 92, a second motor 93 installed on the horizontal end of the L-shaped support 91 and a fluted disc 94 installed on the output shaft of the second motor 93, the telescopic rod 92 is an electric push rod, the telescopic rod 92 can drive the second motor 93 and the fluted disc 94 to move towards the gear 65, and the fluted disc 94 stretches along with the telescopic rod 92 and descends to be meshed with the bottom of the gear 65, so that the second motor 93 independently drives the gear 65 to rotate, the fire-proof cloth 10 is unfolded, and the fire-proof cloth 10 can be continuously tested in a testing cavity without opening the testing cavity.
Referring to fig. 11-15, the side surface of the sealed housing 4 is transparent, the combustion condition can be observed through the measurement port 32 by the sealed housing 4, so that the record is facilitated, a pick-and-place port 401 is arranged at the position corresponding to the measurement port 32, a side door is arranged at the position of the pick-and-place port 401 in a sealing way, the side door is not only used for enabling a test cavity to be in a sealing state, but also used for opening and replacing new fireproof cloth 10, a display controller 402 electrically connected with the magnetic clamping block 64, the second motor 93 and the telescopic rod 92 is arranged above the pick-and-place port 401 on the outer side surface of the sealed housing 4, and the control of the internal magnetic clamping block 64, the second motor 93 and the telescopic rod 92 by the external display controller 402 can be realized, wherein the circuit is controlled as in the prior art, and the display controller 402 can also display environmental parameters such as temperature, humidity, oxygen content and pressure intensity in each test cavity; as shown in fig. 15, the display controller 402 can also realize automatic control of the sealing slide plate 8 and the magnetic clamping block 64 according to the contact between the conductive contact block 405 and the power-on plate 35 or the power-on block 36 and the signal transmission between the sealing slide plate 8 and the magnetic clamping block 64, and can also be manually controlled.
A testing method of a basalt fiber composite fireproof cloth mobile testing platform comprises the following steps:
s1, sequentially winding and placing the fireproof cloth 10 in the lofting assembly 6, namely inserting a cloth winding shaft 63 wound with the fireproof cloth 10 into a rotating shaft 62;
s2, taking a section of cloth sample to be tested out of the lofting assembly 6 to the position above the ignition device 7;
s3, regulating and controlling the test condition of each test cavity, starting an ignition test after the test requirements are met, and observing the combustion condition of the fireproof cloth 10 in the test;
s4, after the test in one test cavity is finished, starting the first motor 5 to rotate 90 degrees, enabling the lofting component 6 to enter the other test cavity, igniting the test again, when the first motor 5 rotates, driving the fixed chassis 2 to rotate 90 degrees through engagement between bevel gears, simultaneously driving the rotating ring 31 to rotate 90 degrees, and enabling the rotating direction between the fixed chassis 2 and the rotating ring 31 to be opposite, under the condition that when the lofting component 6 rotates to the next test cavity, the lofting component 6 still faces an operator, enabling the operator not to follow the rotating movement position of the lofting component 6, facilitating the subsequent test, in addition, in the process of rotating the rotating ring 31 by 90 degrees, firstly enabling the electrifying block 36 to be separated from the conductive contact block 405, enabling the sealing slide plate 8 to start sealing the measuring through hole 32 under the signal, enabling the magnetic clamping block 64 to cut off and restore under the signal, loosening the fireproof cloth 10, and simultaneously enabling the electrifying plate 35 to be in contact with the conductive contact block 405, enabling the electrifying magnet 34 to absorb the lofting box 61 upwards, enabling the gear 65 to be meshed with the annular toothed plate 404, enabling the lofting box 61 to continue rotating to drive the gear 65 to rotate, enabling the gear 65 to rotate and enabling the rotating cloth 62 to rotate quantitatively, and starting to rotate and to spread the fireproof cloth 10;
s5, repeating the step S4 until the fire-proof cloth 10 is tested in all the test cavities.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a basalt fiber composite material fire proof cloth mobile test platform, includes base (1), its characterized in that, fixed chassis (2) are installed in the top surface rotation of base (1), rotate on fixed chassis (2) and install rotatory separation subassembly (3), sealed dustcoat (4) fixed on base (1) have been cup jointed in the outside seal of fixed chassis (2), sealed dustcoat (4) cover is in rotatory separation subassembly (3) top, and sealed dustcoat (4), form a plurality of same and sealed test chamber that separates between rotatory separation subassembly (3) and the fixed chassis (2);
the rotary separation assembly (3) comprises a rotary ring (31) arranged on a fixed chassis (2), the top of the rotary ring (31) is sealed, the inside of the rotary ring is hollow, a measuring through hole (32) which is respectively communicated with each testing cavity is formed in the side face of the rotary ring (31) in an annular array, an ignition device (7) is arranged at the bottom of the measuring through hole (32), a lofting assembly (6) is arranged at the top of the measuring through hole (32), an inner cavity of the rotary ring (31) at one side of the measuring through hole (32) is arranged into a sliding cavity (33), a sealing sliding plate (8) for sealing the measuring through hole (32) is arranged in the sliding cavity (33), a first motor (5) for driving the rotary ring (31) to reversely rotate simultaneously with the fixed chassis (2) is arranged at the bottom of the base (1), and the lofting assembly (6) follows the rotation of the rotary ring (31), enters the next testing cavity and quantitatively deploys a fireproof cloth (10) to cooperate with the ignition device (7) to complete testing.
2. The basalt fiber composite material fireproof cloth mobile test platform according to claim 1, wherein the fixed chassis (2) comprises a round bottom plate (21) rotatably connected to the top surface of the base (1), a cross partition plate (23) fixed in the middle of the top surface of the round bottom plate (21) and an outer baffle plate (22) fixed on the outer side of the top surface of the round bottom plate (21), four support plates of the cross partition plate (23) are respectively flush with the four outer baffle plates (22), and a rotary opening (24) for inserting a rotary ring (31) is formed between each support plate of the cross partition plate (23) and the outer baffle plate (22).
3. The basalt fiber composite material fireproof cloth mobile test platform according to claim 2, wherein the outer ring of the rotary ring (31) is attached to the outer baffle plate (22), the inner ring of the rotary ring (31) is attached to the cross partition plate (23), the top sealing part of the rotary ring (31) is pressed on the cross partition plate (23), and the top surface of the rotary ring (31) is flush with the top surface of the outer baffle plate (22).
4. A basalt fiber composite material fireproof cloth mobile test platform according to claim 3, wherein the top surface of the rotary ring (31) is provided with an electrifying block (36) opposite to the center of the measurement through hole (32), an arc electrifying plate (35) is arranged between two adjacent electrifying blocks (36), a conductive contact block (405) contacted with the electrifying block (36) or the electrifying plate (35) is arranged in the sealing outer cover (4), the bottom wall of the sliding cavity (33) is provided with an arc electric sliding rail, the sealing sliding plate (8) is arranged on the electric sliding rail, the electrifying block (36) is contacted with the conductive contact block (405) to control the lofting assembly (6) to clamp the fireproof cloth (10) and the sealing sliding plate (8) to open the measurement through hole (32), and the electrifying plate (35) is contacted with the conductive contact block (405) to control the lofting assembly (6) to loosen the fireproof cloth (10) and the sealing baffle to close the measurement through hole (32).
5. The basalt fiber composite material fireproof cloth mobile test platform according to claim 4, wherein the lofting assembly (6) comprises lofting boxes (61) vertically and slidingly connected to the tops of the measuring ports (32), rotating shafts (62) rotationally connected to the inner side and the outer side of the lofting boxes (61), cloth winding shafts (63) sleeved in the rotating shafts (62) and located in the lofting boxes (61), gears (65) arranged outside the rotating shafts (62) and located outside the lofting boxes (61), and magnetic clamping blocks (64) slidingly connected to the bottoms of the lofting boxes (61), magnetic blocks are arranged on the tops of the lofting boxes (61), energizing magnets (34) which attract or repel the magnetic blocks are arranged on the top surface of each lofting box (61), and when the energizing blocks (36) are in contact with the conductive contact blocks (405), a series circuit is formed between the energizing magnets (34), and the fireproof cloth (10) is wound on the cloth winding shafts (63).
6. The basalt fiber composite material fireproof cloth mobile test platform according to claim 5, wherein a bottom slot through which the fireproof cloth (10) passes on a cloth rolling shaft (63) is formed in the bottom of the lofting box (61), two magnetic clamping blocks (64) are symmetrically arranged on two sides of the bottom slot, a top slot through which the top of a gear (65) passes is formed in the top surface of the rotating ring (31), and an annular toothed plate (404) meshed with the gear (65) is arranged on the inner top wall of the sealing outer cover (4).
7. The basalt fiber composite material fireproof cloth mobile test platform according to claim 5, wherein the inner top wall of the sealing slide plate (8) is positioned on the inner side of the annular toothed plate (404) and is provided with a sealing baffle ring (403), the bottom of the sealing baffle ring (403) is pressed on the top surface of the rotating ring (31), four magnetic sealing cross bars (406) penetrating through the annular toothed plate (404) are slidably arranged between the sealing baffle ring (403) and the side wall of the sealing slide plate (8) in an annular array, and the magnetic sealing cross bars (406) are magnetically repelled with magnetic blocks.
8. The basalt fiber composite material fireproof cloth mobile test platform according to claim 5, wherein one side of the lofting box (61) is provided with a telescopic driving assembly (9) meshed with the bottom of the gear (65), the telescopic driving assembly (9) comprises a telescopic rod (92) vertically fixed on a cross partition plate (23), an L-shaped support (91) fixedly installed at the end of the telescopic rod (92), a second motor (93) installed on the horizontal end of the L-shaped support (91) and a fluted disc (94) installed on the output shaft of the second motor (93), and the fluted disc (94) stretches along with the telescopic rod (92) and descends to be meshed with the bottom of the gear (65).
9. The basalt fiber composite material fireproof cloth mobile test platform according to claim 8, wherein the side surface of the sealing outer cover (4) is transparent, a picking and placing port (401) is arranged at a position corresponding to the measuring through port (32), a side door is arranged at the position of the picking and placing port (401) in a sealing mode, and a display controller (402) electrically connected with the magnetic clamping block (64), the second motor (93) and the telescopic rod (92) is arranged above the picking and placing port (401) on the outer side surface of the sealing outer cover (4).
10. A testing method of a basalt fiber composite fireproof cloth mobile testing platform, which is characterized in that the mobile testing platform as claimed in any one of claims 1 to 9 is used, comprising the following steps:
s1, sequentially winding and placing fireproof cloth (10) in a lofting assembly (6);
s2, taking a section of cloth sample to be tested out of the lofting assembly (6) to the position above the ignition device (7);
s3, regulating and controlling the test condition of each test cavity, and starting an ignition test after the test condition is met;
s4, after the test in one test cavity is finished, starting the first motor (5) to rotate by 90 degrees, enabling the lofting assembly (6) to enter the other test cavity, and igniting the test again;
s5, repeating the step S4 until the fireproof cloth (10) is tested in all the test cavities.
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