Special-shaped flame ablation test device

Abstract

The utility model relates to the technical field of ablation tests, and discloses a special-shaped flame ablation test device, which comprises a test bed and a fixing frame fixed at the top of the test bed, and further comprises a cylinder fixed at the top of the fixing frame, an output shaft of the cylinder penetrates through the fixing frame and is provided with a special-shaped flame burner, a placing plate is arranged at the top of the test bed, and the special-shaped flame burner is arranged on the placing plate. The rear side of the placing plate is hinged to the surface of the test bench, and the bottom of the test bench is in bolted connection with a mounting frame. The test device has a discharging function, can automatically fix and discharge a test article, can complete the discharging operation of the test article and move the test article out of a test bed without approaching a tester after an ablation test is completed, prevents the tester from being injured when the tester moves the high-temperature test article, and improves the test efficiency. And the device also has a cooling function, and can directly cool the test articles after the test articles are discharged, so that the practicability of the device is effectively improved, and convenience is provided for testers.

Description

Technical Field

[0001] The utility model relates to the technical field of ablation test, in particular to a special-shaped flame ablation test device. Background Art

[0002] The shaped flame ablation test is a special test designed to simulate the ablation effect of a flame of a specific shape on a material to evaluate the ablation performance of the material. This test is usually used to test the material's heat resistance, ablation resistance, and stability under different flame conditions.

[0003] At present, in the process of conducting special flame ablation tests on test objects, after the ablation test, the temperature of the test object is relatively high, which requires the test personnel to cool down the test object. The test personnel are also required to wear appropriate protective equipment, such as high temperature resistant gloves, protective glasses, etc., to prevent injuries when contacting the high temperature test object. The process of moving the test object is more troublesome. If the test object is left on the test bench and waited for to cool naturally to a lower temperature, this method is simple but may take a long time, causing inconvenience to subsequent test operations. Utility Model Content

[0004] The utility model aims to provide a special-shaped flame ablation test device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a special-shaped flame ablation test device, comprising a test bench and a fixing frame fixed on the top of the test bench, and also comprising:

[0006] A cylinder is fixed on the top of the fixing frame, and the output shaft of the cylinder passes through the fixing frame and is installed with a special-shaped flame burner. A placement plate is arranged on the top of the test bench, and the rear side of the placement plate is hinged to the surface of the test bench. A mounting frame is bolted to the bottom of the test bench, and a lifting structure for controlling the movement of the placement plate is arranged inside the mounting frame. A through groove is opened on the surface of the test bench and above the mounting frame;

[0007] A linkage structure is fixed on the left and right sides of the top of the test bench, and clamping plates are slidably connected to the left and right sides of the top of the placement plate. A base is provided on the rear side of the test bench, and a cooling plate is provided above the base. A plurality of buffer springs are fixed on the surface of the cooling plate facing the base, and fans are installed on the left and right sides of the top of the base, and a fixing groove is provided on the surface of the cooling plate.

[0008] Preferably, the lifting structure includes a first threaded rod rotatably connected to the inside of the mounting frame, a motor fixed to the front side of the mounting frame and fixedly connected to the front end of the first threaded rod, a threaded sleeve threadedly connected to the rear side of the surface of the first threaded rod, and a lifting rod hinged to the top of the threaded sleeve, the other end of the lifting rod passes through the through slot and is hinged to the bottom of the placement plate, and the lifting rod is arranged inclined as a whole.

[0009] Preferably, a limiting groove is provided at the bottom of the inner wall of the mounting frame, a limiting block is slidably connected to the rear side of the limiting groove, a connecting shaft is fixed above the limiting block, and the other end of the connecting shaft is fixedly connected to the bottom of the threaded sleeve.

[0010] Preferably, the linkage structure includes a rack plate, a gear, a rotating sleeve and a second threaded rod, the rack plate is fixed at the rear of the left and right sides of the top of the test bench, and the rack plate is arranged in an arc shape as a whole, the gear is meshed on one side of the surface of the rack plate, the rotating sleeve is fixed on the surface of the gear, the second threaded rod is penetrated and arranged on one side of the rotating sleeve, and the thread directions of the surfaces of the second threaded rods on both sides are arranged in opposite directions, one side of the second threaded rod extends to the interior of the rotating sleeve and is threadedly connected to the inner wall of the rotating sleeve, and the end of the second threaded rod away from the rotating sleeve is bolted to the surface of the clamping plate.

[0011] Preferably, a guide plate is fixed to the surface of the rack plate, a guide groove is opened on the surface of the guide plate, a guide rod is fixed to the side of the gear away from the rotating sleeve, and the guide rod passes through the guide groove and is slidably connected to the inner wall of the guide groove, and a clamping block is fixed to the other end of the guide rod, and the clamping block is attached to the surface of the guide plate and is slidably connected to the guide plate.

[0012] Preferably, positioning grooves are provided on the front and rear sides of the left and right sides of the top of the placing plate, and positioning blocks slidably connected to the inner walls of the positioning grooves are fixed on the front and rear sides of the bottom of the clamping plate, and the positioning blocks are arranged in a T shape as a whole.

[0013] Preferably, the cooling plate is made of copper-aluminum alloy, and the number of the fixing grooves is several and they are evenly distributed on the surface of the cooling plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] The utility model has a discharging function. The test device can automatically fix and unload the test product. After the ablation test is completed, the test product can be unloaded without the need for the test personnel to approach, and the test product can be moved out of the test bench to avoid the test personnel being injured in the process of moving the high-temperature test product. The device also has a cooling function, and can directly cool the test product after unloading it, which effectively improves the practicability of the device and provides convenience for the test personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a cross-sectional view of the test bench in the utility model;

[0018] Figure 3 It is a three-dimensional schematic diagram of the linkage structure in the utility model;

[0019] Figure 4 It is a three-dimensional schematic diagram of the cooling plate in the utility model;

[0020] Figure 5 For this utility model Figure 3 A partial enlarged view of point A in the middle.

[0021] In the figure: 1. test bench; 2. placement plate; 3. cylinder; 4. special-shaped flame burner; 5. mounting frame; 6. lifting structure; 61. first threaded rod; 62. motor; 63. threaded sleeve; 64. lifting rod; 7. linkage structure; 71. rack plate; 72. gear; 73. rotating sleeve; 74. second threaded rod; 8. clamping plate; 9. base; 10. cooling plate; 11. fan; 12. buffer spring; 13. fixing groove; 14. limiting groove; 15. limiting block; 16. guide plate; 17. guide groove; 18. guide rod; 19. block; 20. positioning groove; 21. positioning block; 22. fixing frame. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5As shown, the shaped flame ablation test device includes a test bench 1, which is characterized in that: a fixing frame 22 is bolted to the top of the test bench 1, a cylinder 3 is fixed to the top of the fixing frame 22, and the output shaft of the cylinder 3 passes through the fixing frame 22 and is installed with a shaped flame burner 4, a placement plate 2 is arranged on the top of the test bench 1, and the rear side of the placement plate 2 is hinged to the surface of the test bench 1, a mounting frame 5 is bolted to the bottom of the test bench 1, and a lifting structure 6 is arranged inside the mounting frame 5, a through groove is provided on the surface of the test bench 1 and above the mounting frame 5, a linkage structure 7 is fixed on the left and right sides of the top of the test bench 1, a clamping plate 8 is slidably connected to the left and right sides of the top of the placement plate 2, a base 9 is arranged on the rear side of the test bench 1, and a cooling plate 10 is arranged above the base 9, a plurality of buffer springs 12 are fixed to the surface of the cooling plate 10 facing the base 9, fans 11 are installed on the left and right sides of the top of the base 9, and a fixing groove 13 is provided on the surface of the cooling plate 10.

[0024] The lifting structure 6 includes a first threaded rod 61, a motor 62, a threaded sleeve 63 and a lifting rod 64. The first threaded rod 61 is rotatably connected to the inside of the mounting frame 5. The motor 62 is fixed to the front side of the mounting frame 5, and the output shaft of the motor 62 passes through the mounting frame 5 and is fixedly connected to the front end of the first threaded rod 61. The threaded sleeve 63 is threadedly connected to the rear side of the surface of the first threaded rod 61. The lifting rod 64 is hinged to the top of the threaded sleeve 63, and the other end of the lifting rod 64 passes through the through slot and is hinged to the bottom of the placement plate 2. The lifting rod 64 is arranged tilted as a whole, and the bottom of the inner wall of the mounting frame 5 is provided with a The limiting groove 14, the rear side of the limiting groove 14 is slidably connected to the limiting block 15, the upper part of the limiting block 15 is fixed with a connecting shaft, and the other end of the connecting shaft is fixedly connected to the bottom of the threaded sleeve 63. When the test personnel turns on the motor 62, the output shaft of the motor 62 will drive the first threaded rod 61 to rotate, so that the limiting block 15 below limits the threaded sleeve 63, so that the threaded sleeve 63 moves forward on the surface of the first threaded rod 61, and the upper lifting rod 64 is active, and the lifting rod 64 pushes the upper placement plate 2 to flip, so as to perform the unloading operation on the test product.

[0025] The linkage structure 7 includes a rack plate 71, a gear 72, a rotating sleeve 73 and a second threaded rod 74. The rack plate 71 is fixed to the rear of the left and right sides of the top of the test bench 1, and the rack plate 71 is arranged in an arc shape as a whole. The gear 72 is meshed with one side of the surface of the rack plate 71, and the rotating sleeve 73 is fixed to the surface of the gear 72. The second threaded rod 74 is arranged on one side of the rotating sleeve 73 through and through, and the thread directions of the surfaces of the second threaded rods 74 on both sides are arranged in opposite directions. One side of the second threaded rod 74 extends to the inside of the rotating sleeve 73 and is threadedly connected to the inner wall of the rotating sleeve 73. The end of the second threaded rod 74 away from the rotating sleeve 73 is bolted to the surface of the clamping plate 8. A guide plate is fixed on the surface of the rack plate 71 16, a guide groove 17 is provided on the surface of the guide plate 16, a guide rod 18 is fixed on the side of the gear 72 away from the rotating sleeve 73, and the guide rod 18 passes through the guide groove 17 and is slidably connected to the inner wall of the guide groove 17, and a clamping block 19 is fixed on the other end of the guide rod 18, and the clamping block 19 is attached to the surface of the guide plate 16 and is slidably connected to the guide plate 16. When the placement plate 2 is flipped backward as a whole, the gear 72 will move and rotate along the trajectory of the rack plate 71, so that the rotating sleeve 73 rotates, and the second threaded rods 74 on both sides will move in the opposite direction, so that the clamping plate 8 is removed from the surface of the test product, so that the clamping plate 8 releases the test product and performs material unloading on the test product.

[0026] Positioning grooves 20 are provided on the front and rear sides of the left and right sides of the top of the placing plate 2, and positioning blocks 21 are fixed on the front and rear sides of the bottom of the clamping plate 8, and the positioning block 21 is T-shaped as a whole. The positioning block 21 is located inside the positioning groove 20 and is slidably connected to the inner wall of the positioning groove 20. When the second threaded rod 74 pushes the clamping plate 8 to move, the positioning block 21 below slides inside the positioning groove 20, thereby positioning the clamping plate 8, so that the clamping plate 8 can only slide on the surface of the placing plate 2 to clamp and release the test product.

[0027] The cooling plate 10 is made of copper-aluminum alloy, and has a plurality of fixed grooves 13 that are evenly distributed on the surface of the cooling plate 10. When the test product falls on the surface of the cooling plate 10, the fan 11 below and the plurality of fixed grooves 13 can quickly cool the test product to a suitable temperature, so that the test personnel can conduct subsequent observation and recording work.

[0028] Working principle: When the test personnel use the shaped flame to perform the ablation test, the test personnel first turn on the motor 62 to tilt the placement plate 2 as a whole at a certain angle, and then the test personnel place the test product on the surface of the placement plate 2 and operate the motor 62 to make the placement plate 2 fall and fit the surface of the test bench 1, and then the clamping plates 8 on both sides are pushed out to clamp and fix the test product. After the fixation is completed, the test personnel can open the upper cylinder 3, and then the cylinder 3 pushes the shaped flame burner 4 to fall, so that the injection port of the shaped flame burner 4 is close to the test product below, and then the test personnel can turn on the shaped flame burner 4 to perform the ablation test on the test product below. After a period of ablation treatment, , the test personnel closes the special-shaped flame burner 4 and raises the special-shaped flame burner 4 through the cylinder 3, and then the test personnel can turn on the motor 62 below again, so that the placement plate 2 is flipped backward as a whole, and the clamping plates 8 on both sides of the surface of the placement plate 2 move in opposite directions, and the clamping plates 8 release the test product, and the test product on the surface of the placement plate 2 will slide onto the surface of the cooling plate 10, and the multiple buffer springs 12 under the cooling plate 10 can buffer the test product, and then the test personnel turn on the fan 11 at the bottom to cool the test product on the surface of the cooling plate 10. When the temperature of the test product drops to a suitable temperature, the test personnel can approach the test product and conduct subsequent observation and recording work.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A profiled flame ablation test device, comprising a test bench (1) and a fixing frame (22) fixed on the top of the test bench (1), characterized in that: Also includes: A cylinder (3) is fixed on the top of a fixing frame (22), and the output shaft of the cylinder (3) passes through the fixing frame (22) and is installed with a special-shaped flame burner (4); a placement plate (2) is arranged on the top of the test bench (1), and the rear side of the placement plate (2) is hinged to the surface of the test bench (1); a mounting frame (5) is bolted to the bottom of the test bench (1), and a lifting structure (6) for controlling the movement of the placement plate (2) is arranged inside the mounting frame (5); a through groove is opened on the surface of the test bench (1) and located above the mounting frame (5); A linkage structure (7) is fixed on the left and right sides of the top of the test bench (1); the left and right sides of the top of the placement plate (2) are slidably connected with a clamping plate (8); a base (9) is arranged on the rear side of the test bench (1), and a cooling plate (10) is arranged above the base (9); a plurality of buffer springs (12) are fixed on the surface of the cooling plate (10) facing the base (9); fans (11) are installed on the left and right sides of the top of the base (9); and a fixing groove (13) is opened on the surface of the cooling plate (10).

2. The special-shaped flame ablation test device according to claim 1, characterized in that: The lifting structure (6) comprises a first threaded rod (61) rotatably connected to the inside of the mounting frame (5), a motor (62) fixed to the front side of the mounting frame (5) and fixedly connected to the front end of the first threaded rod (61), a threaded sleeve (63) threadedly connected to the rear side of the surface of the first threaded rod (61), and a lifting rod (64) hinged to the top of the threaded sleeve (63), the other end of the lifting rod (64) passes through the through slot and is hinged to the bottom of the placement plate (2), and the lifting rod (64) is arranged to be inclined as a whole.

3. The special-shaped flame ablation test device according to claim 2, characterized in that: A limiting groove (14) is provided at the bottom of the inner wall of the mounting frame (5), a limiting block (15) is slidably connected to the rear side of the limiting groove (14), a connecting shaft is fixed above the limiting block (15), and the other end of the connecting shaft is fixedly connected to the bottom of the threaded sleeve (63).

4. The special-shaped flame ablation test device according to claim 1, characterized in that: The linkage structure (7) comprises a rack plate (71), a gear (72), a rotating sleeve (73) and a second threaded rod (74); the rack plate (71) is fixed to the rear of the left and right sides of the top of the test bench (1), and the rack plate (71) is arranged in an arc shape as a whole; the gear (72) is meshed with one side of the surface of the rack plate (71); the rotating sleeve (73) is fixed to the surface of the gear (72); the second threaded rod (74) is arranged to penetrate one side of the rotating sleeve (73), and the thread directions of the surfaces of the second threaded rods (74) on both sides are arranged in opposite directions; one side of the second threaded rod (74) extends to the inside of the rotating sleeve (73) and is threadedly connected to the inner wall of the rotating sleeve (73); and one end of the second threaded rod (74) away from the rotating sleeve (73) is bolted to the surface of the clamping plate (8).

5. The special-shaped flame ablation test device according to claim 4, characterized in that: A guide plate (16) is fixed on the surface of the rack plate (71), and a guide groove (17) is provided on the surface of the guide plate (16). A guide rod (18) is fixed on the side of the gear (72) away from the rotating sleeve (73), and the guide rod (18) passes through the guide groove (17) and is slidably connected to the inner wall of the guide groove (17). A clamping block (19) is fixed on the other end of the guide rod (18), and the clamping block (19) is attached to the surface of the guide plate (16) and is slidably connected to the guide plate (16).

6. The special-shaped flame ablation test device according to claim 1, characterized in that: Positioning grooves (20) are provided at the front and rear sides of the left and right sides of the top of the placement plate (2), and positioning blocks (21) slidably connected to the inner walls of the positioning grooves (20) are fixed at the front and rear sides of the bottom of the clamping plate (8), and the positioning blocks (21) are arranged in a T-shape as a whole.

7. The special-shaped flame ablation test device according to claim 1, characterized in that: The cooling plate (10) is made of copper-aluminum alloy, and the number of the fixing grooves (13) is several and they are evenly distributed on the surface of the cooling plate (10).

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