Rapid detection equipment for heat insulation performance of fireproof door and window

Abstract

The utility model discloses a fireproof door and window heat insulation performance rapid detection device, and relates to the detection device technology field, the fireproof door and window heat insulation performance rapid detection device comprises a bottom support frame, a plurality of groups of conveying line transmission rollers are movably connected between two sides of a conveying line transmission frame, and the left and right sides of the bottom support frame are respectively welded with a side edge support frame; and a heating assembly capable of simulating various high-temperature conditions is arranged at the top end of the bottom placing frame. According to the rapid detection equipment for the heat insulation performance of the fireproof door and window, the heating groove, the power connection socket, the combustion nozzle, the fuel gas ignition needle and the electrical bar are arranged, during use, the first electric cylinder extends upwards, the top of the heating groove and the attaching plate are attached to the bottom of the door and window together, the temperature is increased through the electrical bar, and an air heating test is carried out; the infrared temperature measurement sensor can monitor the temperature of the non-heated surface in real time, the function of facilitating rapid detection is achieved, and the problem that the device does not have the function of facilitating rapid detection is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of detection equipment, in particular to a device for quickly detecting the heat insulation performance of fireproof doors and windows. Background Art

[0002] Fireproof doors and windows refer to doors and windows that can meet the requirements of fire resistance stability, integrity and thermal insulation within a certain period of time. They are fire-resistant, burning-resistant and high-temperature-resistant, and have good thermal insulation properties. They can better isolate fire and prevent the rapid spread of flames.

[0003] Thermal insulation performance testing is a necessary testing step before fire-resistant doors and windows leave the factory. Samples are taken from the corresponding batch of door and window products and their fire resistance and thermal insulation performance are tested. At present, the thermal insulation performance testing of fire-resistant doors and windows is mostly carried out in a heating furnace. The doors and windows are fixed in front of the furnace body, heated in the furnace, and then their thermal insulation and fire resistance are tested from the outside. In actual use, there are some functional deficiencies and there is room for improvement. For example, the furnace body itself is large in size, and heating consumes a lot of fuel. In addition, the fixing and moving of door and window samples are relatively troublesome. The entire testing step takes nearly a day to complete, which is inefficient and does not have the function of facilitating rapid testing.

[0004] Now, a new type of rapid detection equipment for thermal insulation performance of fireproof doors and windows is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a rapid detection device for the thermal insulation performance of fireproof doors and windows, so as to solve the problem that the background technology mentioned above does not have the function of facilitating rapid detection.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rapid detection device for the thermal insulation performance of fireproof doors and windows, comprising a bottom support frame, a bottom placement frame is horizontally welded between the two sides inside the bottom support frame, the left and right sides of the top of the bottom support frame are respectively equipped with conveyor line transmission frames by bolts, multiple groups of conveyor line transmission rollers are movably connected between the two sides of the conveyor line transmission frame, side support frames are respectively welded on the left and right sides of the bottom support frame, and a heating component that can simulate various high temperature conditions is provided on the top of the bottom placement frame.

[0007] The heating unit includes a support plate, which is arranged above the bottom placement rack, and a plurality of positioning screw eyes are respectively provided at the front and rear ends of the support plate. Three groups of positioning plates are horizontally placed on the top of the support plate, and two groups of positioning bolts are respectively inserted on both sides of the front and rear ends of the positioning plate. A heating groove is welded on the top of the positioning plate, and an electrical socket is provided at the bottom of the right side of the front end of the heating groove. The front end of the heating groove is fixedly connected to a combustion nozzle, and the left side of the combustion nozzle is fixedly connected to a gas ignition needle. Two groups of electric heating rods are horizontally installed between the two sides of the heating groove, and bonding plates are respectively welded to the tops of the front and rear ends of the heating groove. A first electric cylinder is respectively installed on both sides of the bottom end of the support plate, and positioning sleeves are respectively welded at the four corners of the bottom end of the support plate, and positioning rods are respectively welded at the four corners of the top of the bottom placement rack.

[0008] Preferably, the shape and size of the bottom end of the positioning plate are matched with the shape and size of the top end of the supporting plate, and the positioning plate can slide left and right along the top end of the supporting plate.

[0009] Preferably, a plurality of vertical grooves are respectively provided on the top of the left and right sides of the heating tank, and the vertical grooves pass through the inner and outer surfaces of the heating tank.

[0010] Preferably, the power socket and the electric heating rod are electrically connected, and the top ends of the heating tank and the laminating plate are flush.

[0011] Preferably, a trough frame is transversely fixedly connected between the top ends of the two groups of side support frames, a servo motor is installed on the left side of the trough frame, a driving screw is movably connected between the middle positions on both sides of the interior of the trough frame, two groups of steel sliding rods are transversely welded between the two sides of the interior of the trough frame, the outer parts of the steel sliding rods and the driving screw rods are sleeved with internal thread driving blocks, a sensor mounting frame is welded to the front end of the internal thread driving block, a liquid crystal display is installed at the front end of the sensor mounting frame, an infrared temperature sensor is fixedly connected to the bottom end of the sensor mounting frame, and a three-color alarm light is fixedly connected to the top end of the sensor mounting frame.

[0012] Preferably, the external thread of the driving screw matches the internal thread of the internal thread driving block, the vertical center lines of the support plate and the infrared temperature sensor coincide, and the LCD display, infrared temperature sensor, and three-color alarm light are electrically connected.

[0013] Preferably, two groups of top support frames are welded to one side of the side support frame near the bottom support frame, a second electric cylinder is installed at the top end of the top support frame, and a pressure plate is provided at the bottom end of the second electric cylinder.

[0014] Preferably, the second electric cylinder is symmetrically distributed about the vertical center line of the bottom support frame, and the bottom end of the pressure plate is higher than the top end of the conveyor line drive roller.

[0015] Compared with the prior art, the beneficial effects of the present invention are: the rapid detection device for the thermal insulation performance of fireproof doors and windows not only realizes the function of facilitating rapid detection, but also realizes the function of multi-position temperature measurement and the function of facilitating the fixing of the door and window workpiece to be tested;

[0016] (1) The apparatus is provided with a supporting plate, a positioning screw eye, a positioning plate, a positioning bolt, a heating tank, an electrical socket, a combustion nozzle, a gas ignition needle, an electric heating rod, a bonding plate, a first electric cylinder, a positioning rod, a positioning sleeve, a conveyor line transmission frame and a conveyor line transmission roller. When in use, the fireproof door and window sample workpiece to be tested is placed horizontally on the conveyor line transmission roller. The motor drives the gear disc and chain inside the conveyor line transmission frame to rotate, driving the conveyor line transmission roller to rotate slowly, and transporting the door and window to the detection position. The first electric cylinder extends upward to push the supporting plate to move upward. The positioning rod and the positioning sleeve can make its up and down displacement smooth and stable. The top of the heating tank is The bottom of the door and window is attached to the plywood together, the gas is connected to the combustion nozzle, the combustion nozzle sprays gas upward, and a flame is formed after passing through the gas ignition needle to test the fire resistance performance, or the electric heating rod is used to increase the temperature for air heating test. The infrared temperature sensor can monitor the temperature of the non-heated surface in real time to judge the thermal insulation capacity. According to the size of the door and window and the test needs, the position can be adjusted by adjusting the positioning plate. The heating tank is small in size and heats up quickly, which saves fuel. The position of the door and window can be adjusted by the conveyor line, and the overall space is small. No additional door and window installation steps are required, which realizes the function of facilitating rapid detection.

[0017] (2) By arranging a servo motor, a trough frame, a steel slide bar, a driving screw, an internal thread driving block, a sensor mounting frame, a liquid crystal display, an infrared temperature sensor and a three-color alarm light, when in use, as the doors and windows below are heated, the servo motor drives the driving screw to rotate continuously, driving the internal thread driving block to move left and right along the steel slide bar, and the infrared temperature sensor detects multiple positions of the heating area below, without the need to arrange multiple thermocouple temperature sensors, and feeds back the temperature value on the liquid crystal display. When the temperature is abnormal, it means that the performance of the doors and windows is not up to standard, and the three-color alarm light flashes to alarm, thus realizing the function of multi-position temperature measurement;

[0018] (3) By providing a top support frame, a second electric cylinder and a pressure plate, when the doors and windows are heated, the first electric cylinder extends upward, and the second electric cylinder on the top support frame extends downward synchronously. The pressure plate presses on the top of the doors and windows to keep their positions fixed, thereby preventing the doors and windows from being lifted up by the heating groove, and forming a clamping force from top to bottom to keep the positions of the doors and windows fixed, thereby realizing the function of facilitating the fixing of the door and window workpieces to be measured. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view structural diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the bottom support frame of the present invention from a top view;

[0021] Figure 3 For the utility model Figure 1 A in the middle is an enlarged structural diagram;

[0022] Figure 4 It is a schematic diagram of an enlarged side cross-section of the heating tank of the present invention.

[0023] In the figure: 1. Bottom support frame; 2. Bottom placement frame; 3. Support plate; 4. Positioning screw eye; 5. Positioning plate; 6. Positioning bolt; 7. Heating tank; 8. Power socket; 9. Combustion nozzle; 10. Gas ignition needle; 11. Electric heating rod; 12. Laminating plate; 13. First electric cylinder; 14. Positioning rod; 15. Positioning sleeve; 16. Conveyor line drive frame; 17. Conveyor line drive roller; 18. Side support frame; 19. Servo motor; 20. Trough frame; 21. Steel slide rod; 22. Drive screw; 23. Internal thread drive block; 24. Sensor mounting frame; 25. LCD display; 26. Infrared temperature sensor; 27. Three-color alarm light; 28. Top support frame; 29. ​​Second electric cylinder; 30. Press plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1: Please refer to Figure 1-4 A rapid testing device for the thermal insulation performance of fireproof doors and windows includes a bottom support frame 1, a bottom placement frame 2 is horizontally welded between the two sides of the bottom support frame 1, a conveyor line transmission frame 16 is respectively assembled on the left and right sides of the top of the bottom support frame 1 by bolts, a plurality of groups of conveyor line transmission rollers 17 are movably connected between the two sides of the conveyor line transmission frame 16, a side support frame 18 is respectively welded on the left and right sides of the bottom support frame 1, and a heating component that can simulate various high temperature conditions is provided on the top of the bottom placement frame 2;

[0026] See also Figure 1-4The top of the support frame 3 is provided with a plurality of positioning screw eyes 4, and the top of the support frame 3 is provided with three groups of positioning plates 5. Two groups of positioning bolts 6 are respectively inserted on both sides of the front and rear ends of the positioning plate 5. A heating groove 7 is welded on the top of the positioning plate 5. A power socket 8 is provided on the bottom of the right front end of the heating groove 7. The front end of the heating groove 7 is fixedly connected with a combustion nozzle 9, and a gas ignition needle 10 is fixedly connected to the left side of the combustion nozzle 9. Two groups of electric heating rods 11 are horizontally installed between the two sides of the heating groove 7. The tops of the front and rear ends of the heating groove 7 are respectively welded with bonding plates 12. The first electric cylinder 13 is respectively installed on both sides of the bottom end of the support plate 3. The four corners of the bottom end of the support plate 3 are respectively welded with positioning sleeves 15, and the four corners of the top of the bottom rack 2 are respectively welded with positioning rods 14.

[0027] The shape and size of the bottom end of the positioning plate 5 are adapted to the shape and size of the top end of the supporting plate 3. The positioning plate 5 can slide left and right along the top end of the supporting plate 3. A plurality of vertical grooves are respectively provided on the tops of the left and right sides of the heating tank 7. The vertical grooves run through the inner and outer surfaces of the heating tank 7. The power socket 8 and the electric heating rod 11 are electrically connected. The top ends of the heating tank 7 and the bonding plate 12 are flush, which can achieve fast heating and fast testing, and occupies a small area and consumes less energy.

[0028] Specifically, if Figure 1 and Figure 4 As shown, the first electric cylinder 13 extends upward to push the supporting plate 3 to move upward. The positioning rod 14 and the positioning sleeve 15 can make its up and down displacement smooth and stable. The top of the heating tank 7 and the bonding plate 12 are bonded together to the bottom of the doors and windows. The gas is connected to the combustion nozzle 9, and the combustion nozzle 9 sprays gas upward. After passing through the gas ignition needle 10, a flame is formed to burn, which can test the fire resistance performance, or heat up through the electric heating rod 11 to perform an air heating test. The infrared temperature sensor 26 can monitor the temperature of the non-heated surface in real time to judge the thermal insulation capacity. According to the different sizes of doors and windows and test needs, the position can be adjusted by adjusting the positioning plate 5. The heating tank 7 is small in size and heats up quickly, saving fuel, and the position of the doors and windows is adjusted through the conveyor line. The overall space occupied is small, and no additional door and window installation steps are required.

[0029] Embodiment 2: A channel frame 20 is transversely fixedly connected between the top ends of the two groups of side support frames 18, a servo motor 19 is installed on the left side of the channel frame 20, a driving screw rod 22 is movably connected between the middle positions on both sides of the interior of the channel frame 20, and two groups of steel slide rods 21 are transversely welded between the two sides of the interior of the channel frame 20, the outer ends of the steel slide rod 21 and the driving screw rod 22 are sleeved with an internal thread driving block 23, a sensor mounting frame 24 is welded to the front end of the internal thread driving block 23, a liquid crystal display 25 is installed at the front end of the sensor mounting frame 24, an infrared temperature sensor 26 is fixedly connected to the bottom end of the sensor mounting frame 24, a three-color alarm light 27 is fixedly connected to the top end of the sensor mounting frame 24, the outer thread of the driving screw rod 22 coincides with the inner thread of the internal thread driving block 23, the vertical center lines of the supporting plate 3 and the infrared temperature sensor 26 coincide, the liquid crystal display 25, the infrared temperature sensor 26, and the three-color alarm light 27 are electrically connected, and multi-position detection can be achieved without the need to arrange multiple thermocouple temperature sensors;

[0030] Specifically, if Figure 1 and Figure 3 As shown, the servo motor 19 drives the driving screw 22 to rotate continuously, driving the internal thread driving block 23 to move left and right along the steel slide bar 21. The infrared temperature sensor 26 detects multiple positions of the heating area below and feeds back the temperature value on the LCD screen 25. When the temperature is abnormal, it means that the performance of the doors and windows is not up to standard, and the three-color alarm light 27 flashes to alarm.

[0031] Example 3: Two sets of top support frames 28 are welded to one side of the side support frame 18 near the bottom support frame 1. A second electric cylinder 29 is installed on the top of the top support frame 28. A pressure plate 30 is provided at the bottom end of the second electric cylinder 29. The second electric cylinder 29 is symmetrically distributed about the vertical center line of the bottom support frame 1. The bottom end of the pressure plate 30 is higher than the top end of the conveyor line drive roller 17, which facilitates the fixing of doors and windows;

[0032] Specifically, if Figure 1 and Figure 2 As shown, the second electric cylinder 29 on the top support frame 28 extends downward, and the pressure plate 30 presses on the top of the doors and windows to keep their positions fixed, preventing the doors and windows from being lifted up by the heating groove 7, forming a clamping force from top to bottom, so that the doors and windows remain in a fixed position.

[0033] Working principle: When the present invention is in use, first, the fireproof door and window sample workpiece to be tested is placed horizontally on the conveyor line transmission roller 17, and the motor drives the gear disc and chain inside the conveyor line transmission frame 16 to rotate, driving the conveyor line transmission roller 17 to rotate slowly, and the door and window are transported to the detection position. The first electric cylinder 13 extends upward to push the supporting plate 3 to move upward. The positioning rod 14 and the positioning sleeve 15 can make its up and down displacement smooth and stable. The top of the heating tank 7 and the bonding plate 12 are bonded to the bottom of the door and window together, and the gas is connected to the combustion nozzle 9. The combustion nozzle 9 sprays gas upward, and a flame is formed after passing through the gas ignition needle 10 to test the fire resistance performance, or the electric heating rod 11 is used to heat up and perform an air heating test. The infrared temperature sensor 26 can monitor the temperature of the non-heated surface in real time to judge the thermal insulation capacity. According to the different sizes of the doors and windows and the test needs, the position can be adjusted by adjusting the positioning plate 5. The heating tank 7 is small in size and heats up quickly, saving fuel, and the position of the doors and windows can be adjusted through the conveyor line. The overall space occupied is small, and no additional door and window installation steps are required. As the doors and windows below are heated, the servo motor 19 drives the drive screw 22 to rotate continuously, driving the internally threaded drive block 23 to move left and right along the steel slide bar 21. Infrared temperature sensors 26 monitor the heated area below at multiple locations and display the temperature values ​​on the LCD screen 25. Abnormal temperatures indicate that the doors and windows are not performing properly, and a three-color warning light 27 flashes to warn. As the doors and windows are heated, the first electric cylinder 13 extends upward, while the second electric cylinder 29 on the top support frame 28 extends downward simultaneously. The pressure plate 30 presses against the top of the doors and windows, keeping them in place and preventing them from being lifted by the heating tank 7. This creates a clamping force, keeping the doors and windows in place.

[0034] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A rapid testing device for the thermal insulation performance of fireproof doors and windows, comprising a bottom support frame (1), characterized in that: A bottom placement frame (2) is horizontally welded between the two sides inside the bottom support frame (1), and a conveyor line transmission frame (16) is respectively assembled on the left and right sides of the top of the bottom support frame (1) by bolts, and multiple groups of conveyor line transmission rollers (17) are movably connected between the two sides of the conveyor line transmission frame (16), and side support frames (18) are respectively welded on the left and right sides of the bottom support frame (1), and a heating component that can simulate various high temperature conditions is provided on the top of the bottom placement frame (2); The heating assembly comprises a supporting plate (3), the supporting plate (3) being arranged above the bottom placement frame (2), a plurality of positioning screw eyes (4) being respectively arranged at the front and rear ends of the supporting plate (3), three groups of positioning plates (5) being horizontally arranged at the top of the supporting plate (3), two groups of positioning bolts (6) being respectively inserted at both sides of the front and rear ends of the positioning plate (5), a heating groove (7) being welded at the top of the positioning plate (5), an electric socket (8) being arranged at the bottom of the front right side of the heating groove (7), and a front end fixed inside the heating groove (7) A combustion nozzle (9) is connected, and a gas ignition needle (10) is fixedly connected to the left side of the combustion nozzle (9), two groups of electric heating rods (11) are horizontally installed between the two sides inside the heating tank (7), and bonding plates (12) are respectively welded to the tops of the front and rear ends of the heating tank (7), and first electric cylinders (13) are respectively installed on both sides of the bottom end of the supporting plate (3), and positioning sleeves (15) are respectively welded at the four corners of the bottom end of the supporting plate (3), and positioning rods (14) are respectively welded at the four corners of the top end of the bottom placement frame (2).

2. A rapid testing device for thermal insulation performance of fireproof doors and windows according to claim 1, characterized in that: The shape and size of the bottom end of the positioning plate (5) are adapted to the shape and size of the top end of the supporting plate (3), and the positioning plate (5) can slide left and right along the top end of the supporting plate (3).

3. The rapid detection device for thermal insulation performance of fireproof doors and windows according to claim 1, characterized in that: The tops of the left and right sides of the heating tank (7) are respectively provided with a plurality of groups of vertical grooves, and the vertical grooves penetrate the inner and outer surfaces of the heating tank (7).

4. The rapid testing device for thermal insulation performance of fireproof doors and windows according to claim 1, characterized in that: The power socket (8) and the electric heating rod (11) are electrically connected, and the top ends of the heating tank (7) and the laminating plate (12) are flush.

5. The rapid testing device for thermal insulation performance of fireproof doors and windows according to claim 1, characterized in that: A trough frame (20) is transversely fixedly connected between the top ends of the two groups of side support frames (18), a servo motor (19) is installed on the left side of the trough frame (20), a driving screw rod (22) is movably connected between the middle positions of the two sides of the interior of the trough frame (20), two groups of steel slide rods (21) are transversely welded between the two sides of the interior of the trough frame (20), the outer ends of the steel slide rods (21) and the driving screw rod (22) are sleeved with an internal thread driving block (23), a sensor mounting frame (24) is welded to the front end of the internal thread driving block (23), a liquid crystal display (25) is installed at the front end of the sensor mounting frame (24), an infrared temperature sensor (26) is fixedly connected to the bottom end of the sensor mounting frame (24), and a three-color alarm light (27) is fixedly connected to the top end of the sensor mounting frame (24).

6. The rapid testing device for thermal insulation performance of fireproof doors and windows according to claim 5, characterized in that: The external thread of the driving screw (22) and the internal thread of the internal thread driving block (23) are matched, the vertical center lines of the supporting plate (3) and the infrared temperature sensor (26) are coincident, and the liquid crystal display (25), the infrared temperature sensor (26) and the three-color alarm light (27) are electrically connected.

7. The rapid testing device for thermal insulation performance of fireproof doors and windows according to claim 1, characterized in that: Two groups of top support frames (28) are welded to one side of the side support frame (18) near the bottom support frame (1), a second electric cylinder (29) is installed at the top end of the top support frame (28), and a pressure plate (30) is provided at the bottom end of the second electric cylinder (29).

8. The rapid testing device for thermal insulation performance of fireproof doors and windows according to claim 7, characterized in that: The second electric cylinder (29) is symmetrically distributed about the vertical center line of the bottom support frame (1), and the bottom end of the pressing plate (30) is higher than the top end of the conveyor line drive roller (17).

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