High-precision thermal aging test box
By introducing storage and heating components into the thermal aging test chamber, and utilizing a gear transmission system and PLC controller to achieve uniform heating of the material, the problem of uneven heating of the sample is solved, and the accuracy and safety of the test are improved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-18
- Publication Date
- 2026-03-31
AI Technical Summary
Existing thermal aging test chambers suffer from uneven heating due to varying distances between the samples and the heating source during multi-sample testing, affecting the accuracy and reliability of the test results.
The design incorporates storage, heating, and limiting components. A gear transmission system drives the rotating shaft to rotate the rotating ring and anti-slip disc. Evenly distributed heating elements heat the material, and a PLC controller enables temperature detection and automated operation.
This method achieves uniform heating of the test materials, improves the accuracy and reliability of test results, facilitates the removal and observation of materials, and avoids the risk of burns.
Smart Images
Figure CN224066593U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to test box technical field, concretely is a kind of high-precision heat aging test chamber. BACKGROUND
[0002] Heat aging test chamber is the professional equipment of evaluating material heat resistance, the thermal stability of electrical insulating material is tested by simulating high-temperature environment.The existing equipment adopts forced convection heating system, equipped with precision temperature control device, can keep the temperature uniform in the box.Multiple sample shelves are provided in standard test chamber, support batch test sample testing simultaneously, meet the requirements of various heat resistance test standards.The box body is made of high-temperature resistant material, to ensure the safety and reliability of long-term use.
[0003] Current heat aging test chamber has obvious deficiencies when testing multiple samples: uneven heating caused by different distances between samples and heating source affects the accuracy of test results, which reduces the reliability of comparative test data, therefore, we propose a kind of high-precision heat aging test chamber. INVENTION CONTENTS
[0004] The technical problem to be solved by the utility model is to overcome the defects of the prior art, provide a kind of high-precision heat aging test chamber, can make test material evenly heated, can effectively solve the problems in the background art.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of high-precision heat aging test chamber, including installation box and storage component;
[0006] Installation box: right side is provided with material taking opening, the inside of material taking opening is fixed with sealing frame, the right side of installation box is connected with baffle by hinge, the right side of baffle and sealing frame is attached, the lower side of installation box is installed with moving assembly, the inside of installation box is installed with heating assembly, the right side of installation box is installed with limiting component, the right side of limiting component and baffle is attached, the lower side of installation box is fixed with support;
[0007] Storage component: including slider, pivot, swivel ring and antiskid disc, the lower side of installation box is equipped with sliding port, the inside of sliding port is slidably connected with slider, the left side of slider is equipped with rotation hole, the inside of rotation hole is rotatably connected with pivot, the upper end of pivot is fixed with swivel ring, the left end of the circumferential surface of swivel ring is equipped with opening, the upper end of swivel ring is equipped with evenly distributed recess, the inside of recess is fixed with antiskid disc, the lower side of slider is installed with rotating assembly, rotating assembly is connected with pivot, moving assembly is connected with slider, store material by setting storage component.
[0008] Further, the rotating assembly comprises a gear ring, a motor and a gear, the lower end of the circumferential surface of the rotating shaft is fixed with the gear ring, the lower side of the sliding block is provided with the motor, the output shaft of the motor is fixed with the gear, the gear is engaged with the gear ring, the input end of the motor is electrically connected with the output end of the external PLC controller, and the rotating assembly is arranged to drive the rotating shaft to rotate.
[0009] Further, the moving assembly comprises a fixed strip, an electric telescopic rod and a connecting plate, the left end of the lower side of the mounting box is fixed with the fixed strip, the right side of the fixed strip is provided with two corresponding electric telescopic rods, the telescopic arms of the electric telescopic rods are fixed with the connecting plates, and the two connecting plates are fixed at the right ends of the front and rear sides of the sliding block respectively.
[0010] Further, the heating assembly comprises a first electric heating pipe, a temperature sensor, a fixed barrel and a second electric heating pipe, the inside of the mounting box is provided with the uniformly distributed first electric heating pipe, the rear side of the inside of the mounting box is provided with the temperature sensor, the middle of the inside of the mounting box is fixed with the fixed barrel, the inside of the fixed barrel is provided with the uniformly distributed second electric heating pipe, the fixed barrel is located in the opening formed in the left end of the circumferential surface of the rotating ring, the input ends of the first electric heating pipe and the second electric heating pipe are electrically connected with the output end of the external PLC controller, and the temperature sensor is bidirectionally electrically connected with the external PLC controller.
[0011] Further, the limiting assembly comprises a fixed column, a fixed ring, a limiting strip and a torsion spring, the right side of the mounting box is fixed with the fixed column, the right end of the circumferential surface of the fixed column is fixed with the fixed ring, the front side of the limiting strip is provided with a connecting hole, the fixed column is rotationally connected in the inside of the connecting hole, the circumferential surface of the fixed column is sleeved with the torsion spring, the right end of the torsion spring is fixed to the left end of the fixed ring, the left end of the torsion spring is fixed to the right side of the limiting strip, and the limiting strip is attached to the baffle.
[0012] Further, the upper side of the mounting box is provided with an annular opening, the inside of the annular opening is fixed with a transparent ring, the inside of the exhaust port arranged on the upper side of the mounting box is fixed with a pressure relief pipe, and the upper end of the pressure relief pipe is provided with a pressure relief valve.
[0013] Compared with the prior art, the high-precision heat aging test box has the following advantages:
[0014] By setting the storage assembly, all the materials needed for testing are placed on all the anti-skid discs in use, and then the motor is started to make the gear rotate, the gear ring rotates, the rotating shaft rotates, the rotating ring rotates, and all the anti-skid discs rotate, at this time, all the first electric heating pipes and all the second electric heating pipes can uniformly heat all the materials. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a front side structure schematic view of the utility model;
[0016] Figure 2 It is a front side structure schematic view of the utility model; Figure 1 It is an enlarged structure schematic view of A in the utility model;
[0017] Figure 3 It is a left side sectional view structure schematic view of the utility model;
[0018] Figure 4 It is a rotating assembly structure schematic view of the utility model;
[0019] Figure 5 It is a moving assembly structure schematic view of the utility model.
[0020] In the figure: 1 installation box, 2 sealing frame, 3 baffle, 4 heating assembly, 41 first electric heating pipe, 42 temperature sensor, 43 fixed barrel, 44 second electric heating pipe, 5 storage assembly, 51 sliding block, 52 rotating shaft, 53 rotating ring, 54 anti-skid disc, 6 rotating assembly, 61 gear ring, 62 motor, 63 gear, 7 moving assembly, 71 fixed strip, 72 electric telescopic rod, 73 connecting plate, 8 limiting assembly, 81 fixed column, 82 fixed ring, 83 limiting strip, 84 torsion spring, 9 pressure relief pipe, 10 pressure relief valve, 11 transparent ring, 12 support. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0022] Please refer to Figures 1-5 The embodiment provides a technical scheme: a high-precision heat aging test box, which comprises an installation box 1 and a storage assembly 5.
[0023] The installation box 1 is provided with a material taking opening on the right side, a sealing frame 2 is fixed in the material taking opening, a baffle 3 is connected to the right side of the installation box 1 through a hinge, the baffle 3 is attached to the right side of the sealing frame 2, a moving assembly 7 is installed on the lower side of the installation box 1, a heating assembly 4 is installed in the installation box 1, a limiting assembly 8 is installed on the right side of the installation box 1, the limiting assembly 8 is attached to the right side of the baffle 3, a support 12 is fixed to the lower side of the installation box 1, the heating assembly 4 comprises a first electric heating tube 41, a temperature sensor 42, a fixed barrel 43 and a second electric heating tube 44, the first electric heating tube 41 is uniformly distributed in the installation box 1, the temperature sensor 42 is installed on the rear side in the installation box 1, the fixed barrel 43 is fixed in the middle of the installation box 1, the second electric heating tube 44 is uniformly distributed in the fixed barrel 43, the fixed barrel 43 is located in an opening formed in the left end of the circumferential surface of the rotating ring 53, the input end of the first electric heating tube 41 and the second electric heating tube 44 is electrically connected to the output end of an external PLC controller, the temperature sensor 42 is bidirectionally electrically connected to the external PLC controller, the limiting assembly 8 comprises a fixed column 81, a fixed ring 82, a limiting strip 83 and a torsion spring 84, the fixed column 81 is fixed to the right side of the installation box 1, the fixed ring 82 is fixed to the right end of the circumferential surface of the fixed column 81, a connecting hole is formed in the front side of the limiting strip 83, the fixed column 81 is rotationally connected in the connecting hole, the torsion spring 84 is sleeved on the circumferential surface of the fixed column 81, the right end of the torsion spring 84 is fixed to the left end of the fixed ring 82, the left end of the torsion spring 84 is fixed to the right side of the limiting strip 83, the limiting strip 83 is attached to the baffle 3, the baffle 3 is limited through the limiting assembly 8, and the material is uniformly heated through the heating assembly 4;
[0024] The storage assembly 5 comprises a sliding block 51, a rotating shaft 52, a rotating ring 53 and an anti-skid disc 54. The lower side of the mounting box 1 is provided with a sliding port, and the sliding block 51 is slidably connected in the sliding port. The left side of the sliding block 51 is provided with a rotating hole, and the rotating shaft 52 is rotatably connected in the rotating hole. The upper end of the rotating shaft 52 is fixedly connected with the rotating ring 53. The left end of the circumferal surface of the rotating ring 53 is provided with an opening. The upper end of the rotating ring 53 is provided with uniformly distributed grooves, and the anti-skid disc 54 is fixedly connected in the grooves. The lower side of the sliding block 51 is provided with a rotating assembly 6. The rotating assembly 6 is connected with the rotating shaft 52. A moving assembly 7 is connected with the sliding block 51. The rotating assembly 6 comprises a gear ring 61, a motor 62 and a gear 63. The lower end of the circumferal surface of the rotating shaft 52 is fixedly connected with the gear ring 61. The lower side of the sliding block 51 is provided with the motor 62, and the output shaft of the motor 62 is fixedly connected with the gear 63. The gear 63 is engaged with the gear ring 61. The input end of the motor 62 is electrically connected with the output end of the external PLC controller. The moving assembly 7 comprises a fixed strip 71, an electric telescopic rod 72 and a connecting plate 73. The left end of the lower side of the mounting box 1 is fixedly connected with the fixed strip 71. The right side of the fixed strip 71 is provided with two corresponding electric telescopic rods 72. The telescopic arms of the electric telescopic rods 72 are fixedly connected with the connecting plates 73. The two connecting plates 73 are respectively fixedly connected with the right ends of the front and rear sides of the sliding block 51. The input end of the electric telescopic rod 72 is electrically connected with the output end of the external PLC controller. The sliding block 51 is driven to move by the moving assembly 7. The rotating shaft 52 is driven to rotate by the rotating assembly 6. The materials are stored by the storage assembly 5.
[0025] The upper side of the mounting box 1 is provided with an annular port, and the annular port is fixedly connected with the transparent ring 11. The inner side of the exhaust port arranged on the upper side of the mounting box 1 is fixedly connected with the pressure relief pipe 9. The upper end of the pressure relief pipe 9 is provided with the pressure relief valve 10. The pressure relief pipe 9 and the pressure relief valve 10 are arranged to relieve pressure.
[0026] The working principle of the high-precision heat aging test box is as follows: in use, all materials to be tested are placed on all anti-skid discs 54, then the motor 62 is started to drive the gear 63 to rotate, the gear 63 drives the gear ring 61 to rotate, the gear ring 61 drives the rotating shaft 52 to rotate, the rotating shaft 52 drives the rotating ring 53 to rotate, and the rotating ring 53 drives all anti-skid discs 54 to rotate; at this time, all first electric heating tubes 41 and all second electric heating tubes 44 can uniformly heat all materials; the temperature sensor 42 continuously detects the temperature inside the installation box 1 during the heating process, so as to avoid the temperature inside the installation box 1 being too high; the user can observe the change of the material through the transparent ring 11 during the heating process; the limiting strip 83 can be separated from the baffle 3 during the test, the baffle 3 is opened after being separated, then the two electric telescopic rods 72 are started to drive the two connecting plates 73 to move, the movement of the two connecting plates 73 drives the sliding block 51 to move, the movement of the sliding block 51 drives the rotating ring 53 to move to the outside of the installation box 1, then the user can conveniently take out the material, so as to avoid reaching into the installation box 1 to take out the material, thereby avoiding scalding the user.
[0027] It is worth noting that the external PLC controller disclosed in the above embodiments is specifically a Siemens S7-200, and the temperature sensor 42, the first electric heating tube 41, the second electric heating tube 44, the motor 62 and the electric telescopic rod 72 can be freely configured according to actual application scenarios; the external PLC controller controls the first electric heating tube 41, the second electric heating tube 44, the motor 62 and the electric telescopic rod 72 to work by using a method commonly used in the prior art.
[0028] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion or direct or indirect application in other related technical fields by using the contents of the utility model specification and drawings is also included in the patent protection range of the utility model.
Claims
1. A high-precision heat aging test chamber, characterized by: Including installation box (1) and storage assembly (5); The right side of the installation box (1) is provided with a material taking opening, a sealing frame (2) is fixed in the material taking opening, a baffle (3) is connected to the right side of the installation box (1) through a hinge, the baffle (3) is attached to the right side of the sealing frame (2), a moving assembly (7) is installed on the lower side of the installation box (1), a heating assembly (4) is installed in the installation box (1), a limiting assembly (8) is installed on the right side of the installation box (1), the limiting assembly (8) is attached to the right side of the baffle (3), and a support (12) is fixed to the lower side of the installation box (1); The storage assembly (5) comprises a sliding block (51), a rotating shaft (52), a rotating ring (53) and an anti-skid disc (54), a sliding port is formed in the lower side of the installation box (1), the sliding block (51) is slidably connected in the sliding port, a rotating hole is formed in the left side of the sliding block (51), the rotating shaft (52) is rotatably connected in the rotating hole, the rotating ring (53) is fixed to the upper end of the rotating shaft (52), an opening is formed in the left end of the circumferential surface of the rotating ring (53), the anti-skid disc (54) is fixed in the recesses uniformly distributed on the upper end of the rotating ring (53), and a rotating assembly (6) is installed on the lower side of the sliding block (51).
2. The high-precision thermal aging test chamber according to claim 1, characterized in that: The rotating assembly (6) comprises a gear ring (61), a motor (62) and a gear (63), the gear ring (61) is fixed to the lower end of the circumferential surface of the rotating shaft (52), the motor (62) is installed on the lower side of the sliding block (51), the gear (63) is fixed on the output shaft of the motor (62), the gear (63) is engaged with the gear ring (61), and the input end of the motor (62) is electrically connected with the output end of the external PLC controller.
3. The high-precision thermal aging test chamber according to claim 1, characterized in that: The moving assembly (7) comprises a fixed strip (71), an electric telescopic rod (72) and a connecting plate (73), the fixed strip (71) is fixed to the left end of the lower side of the installation box (1), the two corresponding electric telescopic rods (72) are installed on the right side of the fixed strip (71), the connecting plate (73) is fixed on the telescopic arm of the electric telescopic rod (72), the two connecting plates (73) are respectively fixed to the right ends of the front and rear sides of the sliding block (51), and the input end of the electric telescopic rod (72) is electrically connected with the output end of the external PLC controller.
4. The high-precision thermal aging test chamber according to claim 1, characterized in that: The heating assembly (4) comprises a first electric heating tube (41), a temperature sensor (42), a fixed barrel (43) and a second electric heating tube (44), the inside of the mounting box (1) is provided with the first electric heating tube (41) which is uniformly distributed, the rear side of the inside of the mounting box (1) is provided with the temperature sensor (42), the middle of the inside of the mounting box (1) is fixedly provided with the fixed barrel (43), the inside of the fixed barrel (43) is provided with the second electric heating tube (44) which is uniformly distributed, the fixed barrel (43) is located in the opening which is formed in the left end of the circumferential surface of the rotating ring (53), the input end of the first electric heating tube (41) and the second electric heating tube (44) is electrically connected with the output end of the external PLC controller, and the temperature sensor (42) is bidirectionally electrically connected with the external PLC controller.
5. The high-precision thermal aging test chamber according to claim 1, characterized in that: The limiting assembly (8) comprises a fixed column (81), a fixed ring (82), a limiting strip (83) and a torsion spring (84), the right side of the mounting box (1) is fixedly provided with the fixed column (81), the right end of the circumferential surface of the fixed column (81) is fixedly provided with the fixed ring (82), the front side of the limiting strip (83) is provided with a connecting hole, the fixed column (81) is rotationally connected in the inside of the connecting hole, the circumferential surface of the fixed column (81) is sleeved with the torsion spring (84), the right end of the torsion spring (84) is fixedly connected with the left end of the fixed ring (82), the left end of the torsion spring (84) is fixedly connected with the right side of the limiting strip (83), and the limiting strip (83) is attached to the baffle (3).
6. The high-precision thermal aging test chamber according to claim 1, characterized in that: The upper side of the mounting box (1) is provided with an annular opening, the inside of the annular opening is fixedly provided with a transparent ring (11), the inside of the exhaust port which is arranged on the upper side of the mounting box (1) is fixedly provided with a pressure relief pipe (9), and the upper end of the pressure relief pipe (9) is provided with a pressure relief valve (10).