CN116577458A - Environment-friendly insulation material combustion performance detection device for building engineering - Google Patents
Environment-friendly insulation material combustion performance detection device for building engineering Download PDFInfo
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- CN116577458A CN116577458A CN202310858162.8A CN202310858162A CN116577458A CN 116577458 A CN116577458 A CN 116577458A CN 202310858162 A CN202310858162 A CN 202310858162A CN 116577458 A CN116577458 A CN 116577458A
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- 238000001514 detection method Methods 0.000 title claims abstract description 99
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 49
- 239000012774 insulation material Substances 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 91
- 238000010285 flame spraying Methods 0.000 claims abstract description 29
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 238000005507 spraying Methods 0.000 claims description 18
- 239000002699 waste material Substances 0.000 claims description 14
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 26
- 230000008569 process Effects 0.000 abstract description 26
- 239000007921 spray Substances 0.000 abstract description 5
- 238000004321 preservation Methods 0.000 description 17
- 239000007788 liquid Substances 0.000 description 13
- 238000009413 insulation Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Business, Economics & Management (AREA)
- Public Health (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Combustion & Propulsion (AREA)
- Control Of Combustion (AREA)
Abstract
The invention discloses an environment-friendly heat insulation material combustion performance detection device for constructional engineering, which comprises a detection box, a water spray head, a flame spraying assembly and a water pump, wherein a support plate is arranged in the detection box, a hydraulic cylinder is installed at the position, close to the front edge and the rear edge, of the upper end of the detection box in a penetrating way, pushing blocks are arranged at the upper end of the support plate and the lower end of the hydraulic cylinder, one end of each pushing block is provided with a long block, one end of each long block is provided with a cylinder, and one end of each cylinder is provided with a clamping elliptic plate. The invention is convenient to fix the heat-insulating plate in the detection box so as to detect the heat-insulating plate later, and can further press against the heat-insulating plate by a plurality of groups of clamping elliptical plates under the gradual increase of gas, so that the heat-insulating plate cannot loosen, the heat-insulating plate cannot loose and fall off and accidents in the detection process are avoided, and meanwhile, the heat-insulating plate with different shapes after combustion can be clamped.
Description
Technical Field
The invention relates to the technical field of combustion performance detection equipment, in particular to a combustion performance detection device for an environment-friendly heat insulation material for constructional engineering.
Background
The building heat insulation material takes measures to the building outer protective structure to reduce the indoor heat of the building from radiating to the outside, so as to keep the indoor temperature of the building, and plays an important role in creating a proper indoor heat environment and saving energy sources in building heat insulation.
In the prior art, for example, the Chinese patent number is: the utility model provides a "building engineering insulation material combustion performance detection device" of CN114034809B, includes the box, the top of box is provided with fume treatment device, fume treatment device's top has seted up the fume exhaust mouth, be provided with flame projecting subassembly, movable assembly, "U" shaped holder, basin, operation door and electric putter in the box, the operation door sets up in one side of box, the middle part fixed mounting of operation door has the observation board, electric putter sets up the opposite side at the box, the basin sets up the bottom center department at the box, flame projecting subassembly sets up the one end at the box, movable assembly sets up the other end at the box. Through the setting of clamping assembly, guaranteed that insulation board even take place the phenomenon of shrink after being heated, also can tightly support by two stripper plates.
In the existing thermal insulation material combustion performance detection device, in the process of heating a thermal insulation board through high-temperature flame and the like, due to the characteristics of the board, part of the board is subjected to the high temperature of the flame, the phenomenon that part or the whole of the qualified board is contracted, so that the high-temperature board at the original clamping position is contracted, the fixed clamping at the moment is difficult to stably clamp the contracted board, the position of the fixed board is further not stable, the clamped thermal insulation board is easy to drop, and the accuracy of the board combustion performance detection process is affected; and because the flame resistance of part of the plates is insufficient, the plates are burnt at the high temperature of flame, and the plates are embrittled or pulverized due to the burning, so that the plates at the original clamping positions generate material loss, and the plates at the original clamping positions cannot be stably clamped in the burning process, and the burnt fragments fall off easily to cause potential safety hazards.
Disclosure of Invention
The invention aims to provide an environment-friendly type heat preservation material combustion performance detection device for constructional engineering, which aims to solve the problems that in the prior heat preservation material combustion performance detection device provided by the background art, in the heat preservation plate heating detection process, the heat preservation plate is heated, the local or whole heat preservation plate is contracted in the heating process, the unstable state can occur in the process of clamping the heat preservation plate in a common clamping mode, further the heat preservation plate cannot be clamped continuously, so that the clamped heat preservation plate is easy to drop, and potential safety hazards possibly occur.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an environment-friendly insulation material combustion performance detection device for building engineering, includes the detection case, sprinkler bead, flame spraying subassembly and water pump, the inside of detection case is provided with the backup pad, the upper end of detection case is close to front and back marginal position department and runs through and install the pneumatic cylinder, the upper end of backup pad and the lower extreme of pneumatic cylinder all are provided with the impeller, the one end of impeller is provided with long piece, the one end of long piece is provided with the cylinder, the one end of cylinder is provided with the centre gripping elliptic plate, two sets of impeller symmetry sets up in the inside of detection case, through starting two sets of pneumatic cylinders, two sets of pneumatic cylinders can drive long piece through the impeller and move down in the inside of detection case, and the long piece can drive centre gripping elliptic plate through a plurality of cylinders for a plurality of centre gripping elliptic plates move to the one end department of a plurality of other sets of centre gripping elliptic plates, and then can carry out spacing to the insulation board, thereby conveniently fix the insulation board in the inside of detection case, so that follow-up detection to insulation board;
the lower end of the long block is provided with a round hole in a penetrating way, the inner bottom end of the long block is provided with a reset spring, the inner part of the pushing block is provided with an air bag, the inner part of the pushing block is provided with a U-shaped frame, one end of the clamping elliptical plate is provided with a clamping groove, a plurality of groups of round holes are equidistantly distributed at one end of the long block, one end of the U-shaped frame contacts with the lower end of the air bag, the upper ends of the reset springs are respectively fixed with the lower ends of the U-shaped frames, one ends of the cylinders respectively penetrate through the round holes and the reset springs and are fixed with the lower ends of the U-shaped frames, the temperature of the heat-insulating plate can shrink in the combustion process, the air temperature inside the detection box can be gradually increased in the combustion process, and after the two groups of air bags receive heat by applying the principles of thermal expansion and cold contraction, the two groups of air bags can be gradually enlarged in the two groups of pushing blocks respectively, in the enlargement process, the two groups of air bags can respectively push the plurality of groups of U-shaped frames to move downwards, the plurality of groups of U-shaped frames can respectively push the plurality of groups of cylinders to move in the long blocks, one end of the plurality of groups of cylinders passes through the plurality of groups of round holes to respectively push the plurality of groups of clamping elliptical plates to move downwards, the plurality of groups of U-shaped frames can squeeze the plurality of groups of reset springs in the long blocks when moving, so that the plurality of groups of clamping elliptical plates at the upper end and the lower end are matched, the heat-insulating plates can be clamped, the plurality of groups of clamping elliptical plates can further abut against the heat-insulating plates under the gradual increase of gas, the heat-insulating plates cannot be loosened, the heat-insulating plates cannot loose and fall off and accident in the detection process are ensured, and meanwhile, when the plurality of groups of clamping elliptical plates are clamped to the heat-insulating plates, because part of the heat-insulating plate is in an intact shape, a plurality of groups of reset springs are matched, the U-shaped frame is pushed by the part of the reset spring to extrude the air bag through the cylinder at the joint, and the U-shaped frame can be pushed by the reset springs to extrude the air bag together under the elasticity of the reset springs, so that the gas of the compressed part of the air bag flows to two sides, and the heat-insulating plate with different shapes after combustion can be clamped.
Preferably, the left and right sides of detecting the case all is provided with the liquefaction case, the inside of detecting the case is close to left and right sides wall department and all is provided with the liquid guide folding tube, the upper end of flame spraying subassembly is provided with the flame spraying head, the one end of liquid guide folding tube runs through the one end of detecting the case and is connected with the one end of liquefaction case, the other end of liquid guide folding tube is connected with the one end of flame spraying subassembly, a plurality of groups the lower extreme of flame spraying head is all fixed with the upper end of flame spraying subassembly, the inside liquid of liquefaction case is led into the inside of flame spraying subassembly through liquid guide folding tube, under the effect of flame spraying subassembly, can follow a plurality of flame spraying heads blowout of group that produce, under the symmetry setting of two sets of flame spraying subassemblies, can carry out combustion performance detection to the left and right sides of heat preservation panel.
Preferably, the inside of detecting box is close to top department and is provided with abnormal shape water guide plate, the rear end fixed mounting of detecting box has the water tank, the mechanical tubes is installed to the one end of water pump, the connecting pipe is installed to the lower extreme of water pump, a plurality of groups the lateral wall is controlled in the inside of abnormal shape water guide plate to the one end evenly distributed of sprinkler bead, the one end of water pump is fixed with the one end of detecting box, the one end of mechanical tubes runs through the one end of detecting box and is connected with the one end of abnormal shape water guide plate, through starting the water pump, and its water pump is through the inside water extraction of connecting pipe to the inside of abnormal shape water guide plate is led into through the mechanical tubes, and the inside water of abnormal shape water guide plate can be got rid of through a plurality of group sprinkler bead departments, thereby can put out the fire source on the heated board, prevents the potential safety hazard from appearing, has guaranteed the health of inspector.
Preferably, the inside of detecting box is close to the lateral wall department about and all installs the base, the upper end of base is close to front and back edge position department and installs electric telescopic handle, and two sets of the lower extreme of flame spraying subassembly is fixed with electric telescopic handle's upper end respectively, and four sets of electric telescopic handle of rethread start, and its four sets of electric telescopic handle can drive two sets of flame spraying subassemblies and move downwards or downwards, and then can adjust a plurality of sets of flame spraying heads to the convenience carries out all-round combustion performance to insulation board and detects.
Preferably, the upper end of water tank just is located the right side department of water pump and installs the inlet tube, the one end of connecting pipe runs through to the inside of water tank, through the setting of water tank and inlet tube, can be to the inside of water tank to the water leading-in through the inlet tube, conveniently fill up the water source to the inside water tank.
Preferably, two sets of air bags are made of silica gel materials, and the two sets of air bags are arranged through the two sets of air bags, and the two sets of air bags are made of the silica gel materials, so that the two sets of air bags have high temperature resistant effect, and the service life of the two sets of air bags is prolonged.
Preferably, the lower extreme fixed mounting of detecting the case has the supporting seat frame, the front end of detecting the case is provided with the chamber door, high temperature resistant glass is run through to the front end of chamber door, two sets of the lower extreme of liquefaction case is all fixed with the upper end of supporting seat frame, through being provided with the supporting seat frame, can support the detecting the case, and the setting of chamber door, its chamber door conveniently opens the detecting the case, high temperature resistant glass's setting, and its inspector can observe the inside condition of detecting the case through high temperature resistant glass.
Preferably, the inside intermediate position department of detecting the case is provided with trapezoidal arc board, the inside bottom of upper end of supporting seat frame is provided with the collecting box, the lower extreme of backup pad is provided with oblique baffle, through being provided with trapezoidal arc board, conveniently derives the residue after the burning, and the setting of collecting box can collect the residue.
Preferably, the upper end of backup pad has run through and has been seted up the perpendicular hole, the lower extreme of detection case is close to left edge position department and has run through and has been seted up the waste material and lead out the hole, the upper and lower end of backup pad just is close to left and right edge position department and has all welded the mount pad, the slot hole has been seted up in the upper end run through of trapezoidal arc board, trapezoidal arc board sets up the below at a plurality of group centre gripping elliptic boards, and a plurality of group the cylinder all sets up in the inside of slot hole, the collection case is located under the waste material and leads out the hole, through setting up of perpendicular hole, can lead out the residue from the backup pad, through the cooperation of trapezoidal arc board and slot hole, can make things convenient for a plurality of groups cylinders to reciprocate in the centre of trapezoidal arc board.
Preferably, one end of the inclined guide plate is located at the right end opening of the waste material guiding hole, one end of the four groups of mounting seats is fixed on the left and right inner side walls of the detection box respectively, residues of the mounting seats fall into the waste material guiding hole through the inclined guide plate through the arrangement of the inclined guide plate and the waste material guiding hole, and the supporting plates can be fixed in the detection box through the arrangement of the four groups of mounting seats, so that the stability of the supporting plates is improved.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, as the temperature inside the detection box needs to be gradually increased in the combustion performance detection process, part of the heat-insulating plates shrink in the temperature gradually increasing process; meanwhile, as the temperature inside the detection box is gradually increased, the gas filled in the two groups of air bags expands along with the gradual increase of the temperature, in the gradual increase process of the air bags, the two groups of air bags can respectively push the plurality of groups of U-shaped frames to move downwards, the heat-insulating plate can be clamped through the matching of the plurality of groups of clamping elliptical plates at the upper end and the lower end, and in the gradual increase process of the temperature, the gas in the air bags gradually expands along with the shrinkage of the heat-insulating plate, so that the plurality of groups of clamping elliptical plates move in the expansion process of the air bags, the gradually shrinking heat-insulating plate further supports tightly to stably clamp, the heat-insulating plate is prevented from loosening and falling in the detection process, and the accuracy of the detection process of the combustion performance of the plate is improved.
2. According to the invention, as the heat-insulating plates are clamped by the plurality of groups of clamping elliptical plates, when the heat-insulating plates are in an intact state due to the gradually increased temperature, the air bags push the reset springs to generate elasticity along with the expansion of the gradually increased temperature, in addition, the air bags apply larger pressure to the clamping elliptical plates through the U-shaped frame and the cylinder, so that the clamping force of the clamping elliptical plates on the heat-insulating plates is increased, the heat-insulating plates which are not deformed are effectively ensured to be clamped, when the heat-insulating plates are deformed due to the gradually increased temperature, the back ends of the plurality of groups of clamping elliptical plates are sleeved on the back ends of the reset springs outside the cylinder, due to the deformability of the air bags, the air bags push the reset springs to compress, and the air bags push the clamping elliptical plates to move through the U-shaped frame and the cylinder to match and generate the deformed parts of the contracted heat-insulating plates, so that the whole deformed parts of the heat-insulating plates are effectively matched and clamped by the air bags, and the heat-insulating plates with different shapes after combustion are effectively clamped.
3. According to the invention, by arranging the special-shaped water guide plate and the water pump, the water pump is started to pump water in the water tank through the connecting pipe and guide the water into the special-shaped water guide plate through the special-shaped pipe, and the water in the special-shaped water guide plate can be discharged through a plurality of groups of water spray heads, so that the fire source on the heat-insulating plate can be extinguished, the potential safety hazard is prevented, and the health of detection personnel is ensured.
4. According to the invention, through arranging the electric telescopic rods and the flame spraying heads, liquid in the liquefaction box is led into the flame spraying assemblies through the liquid guide folding pipe, generated flame sources can be sprayed out from a plurality of groups of flame spraying heads under the action of the flame spraying assemblies, under the symmetrical arrangement of two groups of flame spraying assemblies, the combustion performance of the left side and the right side of the heat-insulating plate can be detected, and by starting four groups of electric telescopic rods, the four groups of electric telescopic rods can drive the two groups of flame spraying assemblies to move downwards or downwards, so that the plurality of groups of flame spraying heads can be adjusted, and the heat-insulating plate can be conveniently detected in all directions.
Drawings
FIG. 1 is a perspective view of an environment-friendly type heat insulation material combustion performance detection device for construction engineering;
FIG. 2 is a schematic diagram of the internal three-dimensional structure of a detection box of the device for detecting the combustion performance of the heat insulation material for the environment-friendly building engineering;
FIG. 3 is a schematic diagram showing the front structure of a device for detecting the combustion performance of an environment-friendly heat insulation material for construction engineering;
FIG. 4 is a schematic view of a part of a perspective structure of a device for detecting combustion performance of an environmental protection type heat insulation material for construction engineering according to the present invention;
FIG. 5 is a bottom view of a pusher block and a holding oval plate of the insulation material combustion performance detection device for environmental protection type construction engineering according to the present invention;
FIG. 6 is a schematic diagram of the semi-sectional structure of the pushing block and the long block of the device for detecting the combustion performance of the heat insulation material for the environment-friendly building engineering;
FIG. 7 is a schematic view of the cylinder and the clamping elliptic plate structure of the device for detecting the combustion performance of the heat insulation material for the environmental protection type building engineering;
FIG. 8 is a schematic diagram showing the internal structures of a pushing block and a long block of the device for detecting the combustion performance of the heat insulation material for the environmental protection type building engineering;
FIG. 9 is a schematic view of the rear side three-dimensional structure of the device for detecting the combustion performance of the heat insulation material for the environmental protection type construction engineering;
FIG. 10 is a schematic view of the structure of a special-shaped water guide plate and a water tank of the heat insulation material combustion performance detection device for environmental protection type building engineering;
FIG. 11 is a schematic diagram of the structure of the liquefaction tank and the flame spraying assembly of the thermal insulation material combustion performance detection device for the environment-friendly building engineering.
In the figure:
1. a detection box; 2. a support mount; 3. a door; 4. high temperature resistant glass; 5. a support plate; 6. a hydraulic cylinder; 7. a pushing block; 8. a long block; 9. a cylinder; 10. clamping an elliptic plate; 11. a trapezoidal arc plate; 12. a liquefaction tank; 13. a collection box; 14. an inclined guide plate; 15. a base; 16. a liquid guiding folding pipe; 17. a vertical hole; 18. a waste material leading-out hole; 19. a special-shaped water guide plate; 20. a water spray head; 21. an electric telescopic rod; 22. a flame spraying assembly; 23. a flame spraying head; 24. a mounting base; 25. a round hole; 26. a return spring; 27. an air bag; 28. a U-shaped frame; 29. a clamping groove; 30. a water tank; 31. a water pump; 32. a water inlet pipe; 33. a special-shaped tube; 34. and (5) connecting pipes.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-11: the utility model provides an environment-friendly insulation material combustion performance detection device for building engineering, including detection case 1, sprinkler bead 20, flaming subassembly 22 and water pump 31, detection case 1's inside is provided with backup pad 5, detection case 1's upper end is close to front and back marginal position department and runs through and install pneumatic cylinder 6, backup pad 5's upper end and pneumatic cylinder 6's lower extreme all are provided with pusher 7, pusher 7's one end is provided with long piece 8, long piece 8's one end is provided with cylinder 9, cylinder 9's one end is provided with centre gripping elliptic plate 10, two sets of pusher 7 symmetry set up in detection case 1's inside, through starting two sets of pneumatic cylinders 6, two sets of pneumatic cylinders 6 can drive long piece 8 through pusher 7 and move down, and long piece 8 can drive centre gripping elliptic plate 10 through a plurality of cylinder 9 and move down in detection case 1's inside for a plurality of centre gripping elliptic plate 10 to a plurality of other sets of centre gripping elliptic plate 10's one end department, and then can carry out spacing, thereby conveniently fix the panel in detection case 1's inside, in order to detect the panel to follow-up heat preservation panel;
the lower end of the long block 8 is provided with a round hole 25 in a penetrating way, the inner bottom end of the long block 8 is provided with a reset spring 26, the inner part of the pushing block 7 is provided with an air bag 27, the inner part of the pushing block 7 is provided with a U-shaped frame 28, one end of the clamping elliptical plate 10 is provided with a clamping groove 29, a plurality of groups of round holes 25 are equidistantly distributed at one end of the long block 8, one end of the plurality of groups of U-shaped frames 28 is contacted with the lower end of the air bag 27, the upper ends of the plurality of groups of reset springs 26 are respectively fixed with the lower ends of the plurality of groups of U-shaped frames 28, and one end of the plurality of groups of cylinders 9 respectively pass through the plurality of groups of round holes 25 and the middle of the plurality of groups of reset springs 26 to be fixed with the lower ends of the plurality of groups of U-shaped frames 28;
because the temperature inside the detection box 1 needs to be gradually increased in the combustion performance detection process, part of the heat-insulating plates shrink in the temperature gradually increasing process; meanwhile, as the temperature inside the detection box 1 is gradually increased, the gas filled in the two groups of air bags 27 expand along with the gradual increase of the temperature, and as the two groups of air bags 27 are respectively limited inside the two groups of pushing blocks 7 and the long blocks 8 and are limited by the corresponding pushing blocks 7 and the long blocks 8 in the expansion process of the two groups of air bags 27, the two groups of air bags 27 respectively push the plurality of groups of U-shaped frames 28 to move downwards in the process of gradually enlarging the air bags 27, the plurality of groups of U-shaped frames 28 respectively push the plurality of groups of cylinders 9 to move inside the long blocks 8, so that one ends of the plurality of groups of cylinders 9 respectively push the plurality of groups of clamping elliptical plates 10 to move downwards through the plurality of groups of round holes 25, the plurality of groups of U-shaped frames 28 respectively push the plurality of return springs 26 inside the long blocks 8 in the moving process, and then the plurality of groups of clamping elliptical plates 10 at the upper end and the lower end are matched, the heat-insulating plate can be clamped, and in the gradual temperature lifting process, the gas in the air bags 27 gradually expands along with the shrinkage of the heat-insulating plate, so that a plurality of groups of clamping elliptical plates 10 move in the expansion process of the air bags 27, the gradually shrinking heat-insulating plate is further abutted tightly to stably clamp, the heat-insulating plate is ensured not to loose, the heat-insulating plate is further ensured not to loose and fall off and accident in the detection process, the accuracy of the plate combustion performance detection process is improved, in addition, as the plurality of groups of clamping elliptical plates 10 clamp the heat-insulating plate, when the heat-insulating plate is in a sound state due to the gradually rising temperature, the expansion of the air bags 27 along with the gradually rising temperature extrudes the reset spring 26 to generate elasticity, in addition, the air bags 27 apply larger pressure to the clamping elliptical plates 10 through the U-shaped frame 28 and the cylinder 9, further, the clamping force of the clamping elliptical plate 10 on the heat-insulating plate is increased, the heat-insulating plate which is not deformed is effectively ensured to be clamped, when the heat-insulating plate is deformed due to the gradually-raised temperature, due to the action of the reset springs 26 sleeved on the outer sides of the cylinders 9 at the rear ends of the groups of the clamping elliptical plates 10, the air bags 27 not only push the reset springs 26 to compress at the deformed parts of the heat-insulating plate, but also push the clamping elliptical plate 10 to move through the U-shaped frames 28 and the cylinders 9, and the deformed parts of the heat-insulating plate which are matched to shrink are effectively matched, so that the plurality of clamping elliptical plates 10 are pushed to move through the air bags 27, and the heat-insulating plates with different shapes after combustion are effectively clamped.
Similarly, the board with insufficient part of flame resistance is burnt at high temperature of flame, so that the board is embrittled or pulverized, the board at the original clamping position is lost, the air bag 27 pushes the clamping elliptical plate 10 to move through the U-shaped frame 28 and the cylinder 9, and the deformation part of the heat-insulating board generating the material loss is matched, so that the heat-insulating board generating the material loss has enough clamping effect.
As shown in fig. 2, fig. 3, fig. 4, fig. 9 and fig. 11, the left and right sides of the detection box 1 are all provided with the liquefaction box 12, the inside of the detection box 1 is close to the inside of the left and right side wall department and is all provided with the liquid guide folding pipe 16, the upper end of the fire spraying component 22 is provided with the fire spraying head 23, one end of the liquid guide folding pipe 16 runs through one end of the detection box 1 and is connected with one end of the liquefaction box 12, the other end of the liquid guide folding pipe 16 is connected with one end of the fire spraying component 22, the lower ends of a plurality of groups of fire spraying heads 23 are all fixed with the upper end of the fire spraying component 22, liquid in the liquefaction box 12 is guided into the inside of the fire spraying component 22 through the liquid guide folding pipe 16, under the effect of the fire spraying component 22, the fire source that produces can be sprayed from a plurality of groups of fire spraying heads 23, under the symmetrical arrangement of two groups of fire spraying components 22, the left and right sides of the heat insulation board can be subjected to combustion performance detection.
As shown in fig. 2, 3, 9 and 10, the special-shaped water guide plate 19 is arranged in the detection box 1 near the top end, the water tank 30 is fixedly arranged at the rear end of the detection box 1, the special-shaped pipe 33 is arranged at one end of the water pump 31, the connecting pipe 34 is arranged at the lower end of the water pump 31, one ends of the water spray heads 20 of a plurality of groups are uniformly distributed on the left and right inner side walls of the special-shaped water guide plate 19, one end of the water pump 31 is fixed with one end of the detection box 1, one end of the special-shaped pipe 33 penetrates through one end of the detection box 1 and is connected with one end of the special-shaped water guide plate 19, the water pump 31 is started to extract water in the water tank 30 through the connecting pipe 34 and guide the water in the special-shaped water guide plate 19 through the special-shaped pipe 33, and the water in the special-shaped water guide plate 19 can be discharged through the water spray heads 20 of the plurality of groups, so that fire sources on the heat insulation plate can be extinguished, the safety hazards can be prevented, and the health of detection personnel can be ensured.
As shown in fig. 2, 3, 4 and 11, the base 15 is installed at the position of the inner side of the detection box 1, which is close to the left and right side walls, the electric telescopic rods 21 are installed at the position of the upper end of the base 15, which is close to the front and rear edges, the lower ends of the two groups of flame spraying components 22 are respectively fixed with the upper ends of the electric telescopic rods 21, and the four groups of electric telescopic rods 21 are started to drive the two groups of flame spraying components 22 to move downwards or downwards, so that the flame spraying heads 23 of the groups of flame spraying components can be adjusted, and the omnibearing combustion performance detection of the heat insulation board is facilitated.
As shown in fig. 9 and 10, a water inlet pipe 32 is installed at the upper end of the water tank 30 and at the right side of the water pump 31, one end of a connecting pipe 34 penetrates into the water tank 30, and water can be introduced into the water tank 30 through the water inlet pipe 32 by arranging the water tank 30 and the water inlet pipe 32, so that the water tank 30 is conveniently filled with water.
As shown in fig. 6, the two sets of air bags 27 are made of silica gel, and the two sets of air bags 27 are made of silica gel, so that the two sets of air bags 27 have high temperature resistance effect, and the service life of the two sets of air bags 27 is prolonged.
As shown in fig. 1-3, the lower end of the detection box 1 is fixedly provided with a supporting seat frame 2, the front end of the detection box 1 is provided with a box door 3, the front end of the box door 3 is penetrated and provided with high temperature resistant glass 4, the lower ends of the two groups of liquefying boxes 12 are all fixed with the upper end of the supporting seat frame 2, the detection box 1 can be supported by being provided with the supporting seat frame 2, the box door 3 is arranged, the detection box 1 is conveniently opened by the box door 3, the high temperature resistant glass 4 is arranged, and a detector can observe the condition inside the detection box 1 by the high temperature resistant glass 4.
As shown in fig. 1, 2, 3 and 9, the middle position of the inside of the detection box 1 is provided with a trapezoid arc plate 11, the bottom of the inside of the upper end of the support seat frame 2 is provided with a collecting box 13, the lower end of the support plate 5 is provided with an inclined guide plate 14, the residues after combustion are conveniently led out by being provided with the trapezoid arc plate 11, and the collecting box 13 is provided to collect the residues.
As shown in fig. 2 and 4, the vertical hole 17 is formed in the upper end of the supporting plate 5, the waste material guiding hole 18 is formed in the position, close to the left edge, of the lower end of the detecting box 1, the mounting seats 24 are welded at the positions, close to the left edge and the right edge, of the upper end of the supporting plate 5, long holes are formed in the upper end of the trapezoid arc plate 11 in a penetrating mode, the trapezoid arc plate 11 is arranged below the trapezoid arc plate 10, the plurality of sets of cylinders 9 are arranged inside the long holes, the collecting box 13 is located under the waste material guiding hole 18, residues can be guided out from the supporting plate 5 through the arrangement of the vertical hole 17, and the trapezoid arc plate 11 and the long holes are matched, so that the plurality of sets of cylinders 9 can move up and down in the middle of the trapezoid arc plate 11 conveniently.
As shown in fig. 2 and 3, one end of the inclined guide plate 14 is located at the right end of the waste guiding hole 18, one ends of the four sets of mounting seats 24 are respectively fixed with the left and right inner side walls of the detection box 1, residues of the four sets of mounting seats fall into the waste guiding hole 18 through the inclined guide plate 14 by the arrangement of the inclined guide plate 14 and the waste guiding hole 18, and the support plate 5 can be fixed in the detection box 1 by the arrangement of the four sets of mounting seats 24, so that the stability of the support plate 5 is increased.
The working principle of the invention is as follows: when in use, firstly, the box door 3 is opened, the heat-insulating plate is taken up and placed into the plurality of groups of clamping grooves 29 above the supporting plate 5, then two groups of hydraulic cylinders 6 are started, the two groups of hydraulic cylinders 6 drive the long blocks 8 to move downwards through the pushing blocks 7, the long blocks 8 drive the clamping elliptical plates 10 to move downwards in the detection box 1 through the plurality of groups of cylinders 9, so that the plurality of groups of clamping elliptical plates 10 move towards one end of the other plurality of groups of clamping elliptical plates 10, the heat-insulating plate can be limited, the heat-insulating plate is conveniently fixed in the detection box 1 so as to be convenient for detecting the heat-insulating plate later, then under the action of the fire-spraying components 22, generated fire sources can be sprayed out from the plurality of groups of fire-spraying heads 23, under the symmetrical arrangement of the two groups of fire-spraying components 22, the combustion performance detection can be carried out on the left side and the right side of the heat-insulating plate, by starting four groups of electric telescopic rods 21, the four groups of electric telescopic rods 21 can drive two groups of flaming components 22 to move downwards or downwards, so that a plurality of groups of flaming heads 23 can be adjusted, the comprehensive combustion performance of the heat-insulating plate can be conveniently detected, the heat-insulating plate can shrink in the combustion process, the air temperature in the detection box 1 can be gradually increased in the combustion process, after the two groups of air bags 27 receive heat by applying the principle of thermal expansion and contraction, the two groups of air bags 27 can be gradually enlarged in the two groups of pushing blocks 7 respectively, in the enlargement process, the two groups of air bags 27 can push a plurality of groups of U-shaped frames 28 to move downwards respectively, a plurality of groups of U-shaped frames 28 can push a plurality of groups of cylinders 9 to move in the long blocks 8 respectively, one ends of the plurality of groups of cylinders 9 penetrate through a plurality of round holes 25 to push a plurality of groups of clamping elliptical plates 10 to move downwards respectively, the U-shaped frames 28 can extrude a plurality of groups of reset springs 26 in the inside of the long block 8 when moving, and then the cooperation of a plurality of groups of clamping elliptical plates 10 of upper and lower ends can be used for clamping a heat preservation plate, thereby the heat preservation plate can be further tightly propped by a plurality of groups of clamping elliptical plates 10 under the gradual increase of gas, the heat preservation plate can not loose and fall and accidents in the detection process are guaranteed, simultaneously, when the plurality of groups of clamping elliptical plates 10 clamp the heat preservation plate, because part of the heat preservation plate is in an intact shape, the plurality of groups of reset springs 26 are matched, the U-shaped frames 28 are pushed by the cylinder 9 of the connecting part, the U-shaped frames 27 can be pushed by the reset springs 26 under the elasticity of the reset springs, the U-shaped frames 28 can be pushed together, the gas of the pressed part of the air bags 27 flows towards two sides, the heat preservation plates in different shapes after combustion can not be clamped, finally, after the detection of the heat preservation performance is guaranteed, the water pump 31 is started, the water pump 31 passes through the connecting pipe 34 and the water guide pipe 30, the water guide pipe is led into the water guide pipe 33, the water guide pipe is drawn into the water guide pipe 19, and the water guide pipe 19 can be prevented from being filled into the inside the water guide pipe, and the water guide pipe 19 is protected, and the water guide pipe is protected, and the water guide body is protected, and the water guide is protected from the inside the water is protected.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides an environment-friendly insulation material combustion performance detection device for building engineering, includes detection case (1), sprinkler bead (20), flame subassembly (22) and water pump (31), its characterized in that: the detection box is characterized in that a supporting plate (5) is arranged in the detection box (1), a hydraulic cylinder (6) is installed at the position, close to the front edge and the rear edge, of the upper end of the detection box (1), pushing blocks (7) are arranged at the upper end of the supporting plate (5) and the lower end of the hydraulic cylinder (6), a long block (8) is arranged at one end of each pushing block (7), a cylinder (9) is arranged at one end of each long block (8), an elliptical clamping plate (10) is arranged at one end of each cylinder (9), and two groups of pushing blocks (7) are symmetrically arranged in the detection box (1);
the lower end of the long block (8) is provided with a round hole (25) in a penetrating mode, the bottom end of the inside of the long block (8) is provided with a reset spring (26), an air bag (27) is arranged in the pushing block (7), a U-shaped frame (28) is arranged in the pushing block (7), a clamping groove (29) is formed in one end of the clamping elliptical plate (10), a plurality of groups of the round holes (25) are distributed at one end of the long block (8) at equal intervals, one ends of the U-shaped frames (28) are contacted with the lower end of the air bag (27), the upper ends of the reset springs (26) are fixed with the lower ends of the U-shaped frames (28) respectively, and one ends of the cylinders (9) penetrate through the round holes (25) and the middle of the reset springs (26) respectively and are fixed with the lower ends of the U-shaped frames (28);
the liquid-guiding and fire-spraying device is characterized in that the left side and the right side of the detection box (1) are respectively provided with a liquefaction box (12), liquid-guiding folding pipes (16) are respectively arranged in the detection box (1) and close to the left side wall and the right side wall, the upper ends of the fire-spraying assemblies (22) are provided with fire-spraying heads (23), one ends of the liquid-guiding folding pipes (16) penetrate through one ends of the detection box (1) and are connected with one ends of the liquefaction boxes (12), the other ends of the liquid-guiding folding pipes (16) are connected with one ends of the fire-spraying assemblies (22), and the lower ends of the fire-spraying heads (23) are fixed with the upper ends of the fire-spraying assemblies (22);
the lower end of the detection box (1) is fixedly provided with a supporting seat frame (2), the front end of the detection box (1) is provided with a box door (3), the front end of the box door (3) is provided with high-temperature-resistant glass (4) in a penetrating way, and the lower ends of the two groups of liquefying boxes (12) are fixed with the upper end of the supporting seat frame (2);
a trapezoid arc plate (11) is arranged at the middle position inside the detection box (1), a collecting box (13) is arranged at the bottom end inside the upper end of the supporting seat frame (2), and an inclined guide plate (14) is arranged at the lower end of the supporting plate (5);
the upper end of the supporting plate (5) is provided with a vertical hole (17) in a penetrating mode, the lower end of the detection box (1) is provided with a waste material guiding hole (18) in a penetrating mode at a position close to the left edge, mounting seats (24) are welded at the upper end and the lower end of the supporting plate (5) and at a position close to the left edge and the right edge, the upper end of the trapezoid arc plate (11) is provided with long holes in a penetrating mode, the trapezoid arc plate (11) is arranged below a plurality of groups of clamping elliptical plates (10), a plurality of groups of cylinders (9) are arranged inside the long holes, and the collection box (13) is located under the waste material guiding hole (18);
one end of the inclined guide plate (14) is positioned at the right port of the waste material guiding-out hole (18), and one ends of the four groups of mounting seats (24) are respectively fixed with the left and right inner side walls of the detection box (1).
2. The environment-friendly heat insulation material combustion performance detection device for constructional engineering according to claim 1, wherein: the inside of detecting box (1) is close to top department and is provided with abnormal shape deflector (19), the rear end fixed mounting of detecting box (1) has water tank (30), abnormal shape pipe (33) are installed to the one end of water pump (31), connecting pipe (34) are installed to the lower extreme of water pump (31), a plurality of groups the one end evenly distributed of sprinkler bead (20) is in the inside left and right sides wall of abnormal shape deflector (19), the one end of water pump (31) is fixed with the one end of detecting box (1), the one end of abnormal shape pipe (33) runs through the one end of detecting box (1) and is connected with the one end of abnormal shape deflector (19).
3. The environment-friendly heat insulation material combustion performance detection device for constructional engineering according to claim 1, wherein: the detection box is characterized in that bases (15) are arranged in the detection box (1) and close to the left side wall and the right side wall, electric telescopic rods (21) are arranged at the positions, close to the front edge and the rear edge, of the upper ends of the bases (15), and the lower ends of the two groups of flame spraying assemblies (22) are respectively fixed with the upper ends of the electric telescopic rods (21).
4. The environment-friendly heat insulation material combustion performance detection device for constructional engineering according to claim 2, wherein: the upper end of the water tank (30) and the right side of the water pump (31) are provided with a water inlet pipe (32), and one end of the connecting pipe (34) penetrates into the water tank (30).
5. The environment-friendly heat insulation material combustion performance detection device for constructional engineering according to claim 1, wherein: both groups of air bags (27) are made of silica gel materials.
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115937A (en) * | 2018-07-19 | 2019-01-01 | 芜湖籁余新能源科技有限公司 | A kind of architectural engineering thermal insulation material combustibility detection device |
| CN111766332A (en) * | 2020-07-15 | 2020-10-13 | 张俊中 | Cable fireproof quality detection device and operation method thereof |
| CN112305147A (en) * | 2020-11-30 | 2021-02-02 | 广西顺业线缆有限公司 | Fireproof cable combustion test device |
| CN212722887U (en) * | 2020-05-20 | 2021-03-16 | 上海丰标信息技术服务有限公司 | Building coating's test device |
| CN213302116U (en) * | 2020-07-13 | 2021-05-28 | 威远凤凰高新材料有限责任公司 | Fire behavior detection device who does not have steamed fire-retardant plastic granules |
| CN213658542U (en) * | 2020-11-02 | 2021-07-09 | 中国兵器工业第五九研究所 | Burn-proof heat-insulating coating functional damage acceleration detection system |
| CN214585033U (en) * | 2021-03-23 | 2021-11-02 | 广东同辉检验中心有限公司 | A fire behavior detection device for building materials panel |
| CN114034809A (en) * | 2021-11-15 | 2022-02-11 | 温州平安技术服务有限公司 | Building engineering insulation material combustion performance detection device |
| CN114200074A (en) * | 2021-12-09 | 2022-03-18 | 山东华邦建设集团有限公司 | Building engineering insulation material combustion performance check out test set |
| CN114646725A (en) * | 2022-03-21 | 2022-06-21 | 王远志 | Fire resistance detection device for cable |
| CN217156440U (en) * | 2021-11-25 | 2022-08-09 | 浙江众达检测技术服务有限公司 | Textile flame retardant property detection device |
| CN115541806A (en) * | 2022-10-25 | 2022-12-30 | 徐志刚 | Building engineering insulation material burning performance detection device |
| CN115824945A (en) * | 2022-11-28 | 2023-03-21 | 陈钢 | Equipment for identifying and detecting defects of new energy battery |
| CN218766810U (en) * | 2022-11-17 | 2023-03-28 | 江苏国健检测技术有限公司 | Flame spraying device for combustion test |
-
2023
- 2023-07-13 CN CN202310858162.8A patent/CN116577458B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115937A (en) * | 2018-07-19 | 2019-01-01 | 芜湖籁余新能源科技有限公司 | A kind of architectural engineering thermal insulation material combustibility detection device |
| CN212722887U (en) * | 2020-05-20 | 2021-03-16 | 上海丰标信息技术服务有限公司 | Building coating's test device |
| CN213302116U (en) * | 2020-07-13 | 2021-05-28 | 威远凤凰高新材料有限责任公司 | Fire behavior detection device who does not have steamed fire-retardant plastic granules |
| CN111766332A (en) * | 2020-07-15 | 2020-10-13 | 张俊中 | Cable fireproof quality detection device and operation method thereof |
| CN213658542U (en) * | 2020-11-02 | 2021-07-09 | 中国兵器工业第五九研究所 | Burn-proof heat-insulating coating functional damage acceleration detection system |
| CN112305147A (en) * | 2020-11-30 | 2021-02-02 | 广西顺业线缆有限公司 | Fireproof cable combustion test device |
| CN214585033U (en) * | 2021-03-23 | 2021-11-02 | 广东同辉检验中心有限公司 | A fire behavior detection device for building materials panel |
| CN114034809A (en) * | 2021-11-15 | 2022-02-11 | 温州平安技术服务有限公司 | Building engineering insulation material combustion performance detection device |
| CN217156440U (en) * | 2021-11-25 | 2022-08-09 | 浙江众达检测技术服务有限公司 | Textile flame retardant property detection device |
| CN114200074A (en) * | 2021-12-09 | 2022-03-18 | 山东华邦建设集团有限公司 | Building engineering insulation material combustion performance check out test set |
| CN114646725A (en) * | 2022-03-21 | 2022-06-21 | 王远志 | Fire resistance detection device for cable |
| CN115541806A (en) * | 2022-10-25 | 2022-12-30 | 徐志刚 | Building engineering insulation material burning performance detection device |
| CN218766810U (en) * | 2022-11-17 | 2023-03-28 | 江苏国健检测技术有限公司 | Flame spraying device for combustion test |
| CN115824945A (en) * | 2022-11-28 | 2023-03-21 | 陈钢 | Equipment for identifying and detecting defects of new energy battery |
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|---|---|
| CN116577458B (en) | 2023-09-01 |
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