CN214894636U - High-low temperature impact test device - Google Patents
High-low temperature impact test device Download PDFInfo
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- CN214894636U CN214894636U CN202022652922.4U CN202022652922U CN214894636U CN 214894636 U CN214894636 U CN 214894636U CN 202022652922 U CN202022652922 U CN 202022652922U CN 214894636 U CN214894636 U CN 214894636U
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Abstract
The utility model discloses a high and low temperature impact test device, including test piece, test box, induction coil, first temperature sensor and second temperature sensor, when carrying out the high temperature test, the test piece is in standard room temperature environment, starts induction coil and heats the test piece, because the test box is ceramic material, does not have electromagnetic property, so alternating current on the induction coil can directly produce vortex current on the test piece in the test box, heats the test piece, builds the high temperature environment; introducing liquid nitrogen into the test box through a liquid nitrogen connector to create a low-temperature environment; control electric telescopic handle extension promotes one side of weight standing groove and risees, and the pivot on the weight standing groove takes place the slope along the fixed block, places the weight landing in the weight groove is put to the testpieces in advance, strikes the testpieces to the realization is tested the intensity of testpieces under high temperature or the low temperature state.
Description
Technical Field
The utility model relates to a test device specifically is a high low temperature impact test device.
Background
As the environment to which humans are exposed becomes more complex, the requirements for materials also become higher. In the production and life of people, materials with better strength at high temperature and low temperature are often needed.
The existing high-low temperature impact test device can realize rapid heating of a test piece by adopting an induction heating mode, but the strength of the test piece is not tested in the test process, and the function is not complete.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high low temperature impact test device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-low temperature impact test device comprises a test box, wherein an induction coil is fixedly mounted on the rear surface of the test box, a space for placing a test piece is arranged in the test box, a movable plate is arranged above the test box, a weight bearing device is arranged right above the test piece, the weight bearing device comprises an electric telescopic rod, a rotating shaft, weight placing grooves and fixed blocks, the fixed blocks are fixedly mounted on the movable plate, the two fixed blocks are symmetrically arranged, the rotating shaft is rotatably mounted between the fixed blocks, the bottoms of the weight placing grooves are fixedly mounted on the rotating shaft, the front surfaces and the tops of the weight placing grooves are of open design, the rear surface of each weight placing groove is provided with an electric telescopic rod, the top of each electric telescopic rod is hinged to the rear surface of the corresponding weight placing groove, and the bottom of each electric telescopic rod is hinged to the movable plate, the bottom of the moving plate is fixedly provided with a first temperature sensor and a second temperature sensor.
As a further aspect of the present invention: the test box, the liquid nitrogen joint, the air inlet joint, the water inlet joint, the fixed plate, the threaded rod and the guide rod are all made of ceramic materials, and the electromagnetic shielding cover is sleeved on the outer side of the motor.
As a further aspect of the present invention: one side fixed mounting of test box has one side of fixed plate, the top fixed mounting of fixed plate has the bottom of guide arm, the top fixed mounting of guide arm is in the bottom of diaphragm, the guide arm is provided with two, be provided with the threaded rod between the guide arm, the top of threaded rod is rotated and is installed the bottom at the diaphragm, the bottom of threaded rod is rotated and is installed the top at the fixed plate, the top fixed mounting of diaphragm has the motor, the bottom of threaded rod is through the pivot that runs through the diaphragm and the output shaft fixed connection of motor, be provided with the movable plate between diaphragm and the fixed plate, offer the through-hole that is used for the guide arm to run through on the movable plate, offer the screw thread through-hole that is used for with threaded rod threaded connection on the movable plate.
As a further aspect of the present invention: the first temperature sensor is located on the outer side of the test piece, and the second temperature sensor is located on the outer side of the test piece.
As a further aspect of the present invention: the front surface of the test box is provided with a through hole for fixedly mounting a liquid nitrogen connector, an air inlet connector and a water inlet connector.
As a further aspect of the present invention: the diaphragm is fixedly provided with a controller and a switch, the first temperature sensor, the second temperature sensor, the induction coil and the motor are electrically connected with the controller through wires, the controller is electrically connected with the switch through wires, and the switch is electrically connected with an external power supply through wires.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an electric telescopic handle extends, promotes one side of weight standing groove and risees, and the pivot on the weight standing groove takes place to incline along the fixed block, and the weight that places in advance in the weight groove is put slips to the test piece in, strikes the test piece to realize testing the intensity of test piece under high temperature or low temperature state;
2. the utility model drives the threaded rod to rotate by utilizing the rotation of the output shaft of the motor, thereby driving the movable plate to move downwards along the guide rod, and moving the first temperature sensor or the second temperature sensor to the position near the test piece, so as to be convenient for more accurately measuring the temperature of the test piece;
3. the utility model utilizes the induction coil to heat the test piece, and because the test box is made of ceramic material and has no electromagnetic performance, the alternating current on the induction coil can directly generate vortex current on the test piece in the test box, thereby realizing heating of the test piece;
4. the utility model discloses a set up the liquid nitrogen and connect and let in the liquid nitrogen and carry out rapid cooling to the testpieces in to the test box, set up air inlet joint and water supply connector and be convenient for let in air or water in to the test box to the realization carries out the intensification or the cooling of different speed to the testpieces, and whether the inspection testpieces can bear different temperature rate of rising and falling.
Drawings
Fig. 1 is a schematic structural diagram of a high-low temperature impact test device.
Fig. 2 is a side view of the high and low temperature impact test apparatus.
Fig. 3 is a schematic structural diagram of a weight bearing device in the high and low temperature impact test device.
Shown in the figure: motor 1, diaphragm 2, threaded rod 3, guide arm 4, fixed plate 5, first temperature sensor 6, test box 7, liquid nitrogen joint 8, air inlet joint 9, water inlet joint 10, test piece 11, second temperature sensor 12, induction coil 13, weight bear device 14, electric telescopic handle 15, pivot 16, fixed block 17, weight standing groove 18 and movable plate 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, a high and low temperature impact test apparatus includes a motor 1, a transverse plate 2, a threaded rod 3, a guide rod 4, a fixing plate 5, a first temperature sensor 6, a test box 7, a liquid nitrogen joint 8, an air intake joint 9, an air intake joint 10, a test piece 11, a second temperature sensor 12, an induction coil 13, a weight bearing device 14, an electric telescopic rod 15, a rotating shaft 16, a fixing block 17, a weight placing groove 18, and a moving plate 19, wherein the rear surface of the test box 7 is fixedly provided with the induction coil 13, the test box 7 is provided with a space for placing the test piece 11 therein, the front surface of the test box 7 is provided with through holes for fixedly mounting the liquid nitrogen joint 8, the air intake joint 9, and the water intake joint 10, the transverse plate 2 is fixedly provided with a controller and a switch, the moving plate 19 is arranged above the test box 7, a weight bearing device 14 is arranged right above the test piece 11, the weight bearing device 14 comprises an electric telescopic rod 15, a rotating shaft 16, a weight placing groove 18 and two fixing blocks 17, the fixing blocks 17 are fixedly mounted on a movable plate 19, the two fixing blocks 17 are symmetrically arranged, the rotating shaft 16 is rotatably mounted between the two fixing blocks 17, the bottom of the weight placing groove 18 is fixedly mounted on the rotating shaft 16, the front surface and the top of the weight placing groove 18 are in an open design, the electric telescopic rod 15 is arranged on the rear surface of the weight placing groove 18, the top of the electric telescopic rod 15 is hinged to the rear surface of the weight placing groove 18, the bottom of the electric telescopic rod 15 is hinged to the movable plate 19, the bottom of the movable plate 19 is fixedly mounted with a first temperature sensor 6 and a second temperature sensor 12, and the first temperature sensor 6 is positioned outside the test piece 11, the second temperature sensor 12 is located outside the test piece 11, the test box 7, the liquid nitrogen joint 8, the air inlet joint 9, the water inlet joint 10, the fixed plate 5, the threaded rod 3 and the guide rod 4 are made of ceramic materials, the outer side cover of the motor 1 is provided with an electromagnetic shielding cover, one side of the test box 7 is fixedly provided with one side of the fixed plate 5, the top of the fixed plate 5 is fixedly provided with the bottom end of the guide rod 4, the top of the guide rod 4 is fixedly arranged at the bottom of the transverse plate 2, the guide rods 4 are provided with two, the threaded rod 3 is arranged between the guide rods 4, the top of the threaded rod 3 is rotatably arranged at the bottom of the transverse plate 2, the bottom of the threaded rod 3 is rotatably arranged at the top of the fixed plate 5, the top of the transverse plate 2 is fixedly provided with the motor 1, and the bottom end of the threaded rod 3 is fixedly connected with an output shaft of the motor 1 through a rotating shaft penetrating through the transverse plate 2, a moving plate 19 is arranged between the transverse plate 2 and the fixed plate 5, a through hole for the guide rod 4 to penetrate through is formed in the moving plate 19, a threaded through hole for being in threaded connection with the threaded rod 3 is formed in the moving plate 19, the first temperature sensor 6, the second temperature sensor 12, the induction coil 13 and the motor 1 are electrically connected with a controller through wires, the controller is electrically connected with a switch through wires, the switch is electrically connected with an external power supply through wires, the first temperature sensor 6 and the second temperature sensor 12 are of the type TJ36-CASS-14U-12-CC, and manufacturers measure OMEGA industry.
The utility model discloses a theory of operation is:
when the device is used for carrying out high-low temperature impact test on a test piece, the test piece 11 is placed into the test box 7, the motor 1 is started, the output shaft of the motor 1 rotates to drive the threaded rod 3 to rotate, so that the movable plate 19 is driven to move downwards along the guide rod 4, the first temperature sensor 6 or the second temperature sensor 12 is moved to the position close to the test piece, and the temperature of the test piece 11 can be measured more accurately; when a high-temperature test is carried out, the test piece is in a standard room temperature environment, the induction coil 13 is started to heat the test piece 11, the test box 7 is made of a ceramic material and has no electromagnetic performance, so that alternating current on the induction coil 13 can directly generate vortex current on the test piece 11 in the test box 7 to heat the test piece 11, the first temperature sensor 6 and the second temperature sensor 12 carry out whole-process detection on the temperature of the test piece, and after one of the two temperature sensors is arranged to avoid damage, the test can still be carried out continuously, and the parts in other devices are prevented from being damaged when the temperature is too high or too low; when a low-temperature test is carried out, liquid nitrogen is introduced into the test box 7 from the liquid nitrogen connector 8 to rapidly cool the test piece 11, and the air inlet connector 9 and the water inlet connector 10 are arranged to facilitate the introduction of air or water into the test box, so that the test piece 11 is heated or cooled at different rates, and whether the test piece can bear different heating and cooling rates is checked; when the temperature that first temperature sensor 6 or second temperature sensor 12 detected reached a definite value, the controller received the feedback, control induction coil 13 stop work, start electric telescopic handle 15, electric telescopic handle 15 extends, promote one side of weight standing groove 18 and rise, pivot 16 on the weight standing groove 18 takes place the slope along fixed block 17, the weight landing that places in advance in weight standing groove 18 is to trial 11 in, strike trial 11, thereby the realization is tested the intensity of trial 11 under high temperature or the low temperature state.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a high low temperature impact test device, includes test box (7), its characterized in that: the testing device is characterized in that an induction coil (13) is fixedly mounted on the rear surface of the testing box (7), a space for placing a test piece (11) is arranged in the testing box (7), a moving plate (19) is arranged above the testing box (7), one side of a fixed plate (5) is fixedly mounted on one side of the testing box (7), the bottom end of a guide rod (4) is fixedly mounted on the top of the fixed plate (5), the top end of the guide rod (4) is fixedly mounted on the bottom of a transverse plate (2), two guide rods (4) are arranged, a threaded rod (3) is arranged between the guide rods (4), the top end of the threaded rod (3) is rotatably mounted on the bottom of the transverse plate (2), the bottom end of the threaded rod (3) is rotatably mounted on the top of the fixed plate (5), a motor (1) is fixedly mounted on the top of the transverse plate (2), and the bottom end of the threaded rod (3) is fixedly connected with an output shaft of the motor (1) through a rotating shaft penetrating through the transverse plate (2), a movable plate (19) is arranged between the transverse plate (2) and the fixed plate (5), a through hole for the guide rod (4) to penetrate through is formed in the movable plate (19), a threaded through hole for being in threaded connection with the threaded rod (3) is formed in the movable plate (19), weight bearing devices (14) are arranged right above the test piece (11), each weight bearing device (14) comprises an electric telescopic rod (15), a rotating shaft (16), weight placing grooves (18) and fixed blocks (17), the fixed blocks (17) are fixedly arranged on the movable plate (19), the two fixed blocks (17) are symmetrically arranged, a rotating shaft (16) is rotatably arranged between the fixed blocks (17), the bottoms of the weight placing grooves (18) are fixedly arranged on the rotating shaft (16), and the front surface and the top of each weight placing groove (18) are designed to be opened, the rear surface of weight standing groove (18) is provided with electric telescopic handle (15), the top of electric telescopic handle (15) is articulated with the rear surface of weight standing groove (18), the bottom of electric telescopic handle (15) is articulated with movable plate (19), the bottom of movable plate (19) sets up fixed mounting has first temperature sensor (6) and second temperature sensor (12).
2. The high and low temperature impact test apparatus according to claim 1, wherein: the test box (7), the liquid nitrogen joint (8), the air inlet joint (9), the water inlet joint (10), the fixed plate (5), the threaded rod (3) and the guide rod (4) are made of ceramic materials, and the electromagnetic shielding cover is sleeved on the outer side of the motor (1).
3. The high and low temperature impact test apparatus according to claim 1, wherein: the first temperature sensor (6) is located on the outer side of the test piece (11), and the second temperature sensor (12) is located on the outer side of the test piece (11).
4. The high and low temperature impact test apparatus according to claim 1, wherein: the front surface of the test box (7) is provided with a through hole for fixedly mounting a liquid nitrogen connector (8), an air inlet connector (9) and a water inlet connector (10).
5. The high and low temperature impact test apparatus according to claim 1, wherein: the temperature control device is characterized in that a controller and a switch are fixedly mounted on the transverse plate (2), the first temperature sensor (6), the second temperature sensor (12), the induction coil (13) and the motor (1) are electrically connected with the controller through wires, the controller is electrically connected with the switch through wires, and the switch is electrically connected with an external power supply through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022652922.4U CN214894636U (en) | 2020-11-17 | 2020-11-17 | High-low temperature impact test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022652922.4U CN214894636U (en) | 2020-11-17 | 2020-11-17 | High-low temperature impact test device |
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| Publication Number | Publication Date |
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| CN214894636U true CN214894636U (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022652922.4U Active CN214894636U (en) | 2020-11-17 | 2020-11-17 | High-low temperature impact test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252721A (en) * | 2021-12-22 | 2022-03-29 | 山东昊特自动化仪表有限公司 | Electrical equipment testing device |
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2020
- 2020-11-17 CN CN202022652922.4U patent/CN214894636U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252721A (en) * | 2021-12-22 | 2022-03-29 | 山东昊特自动化仪表有限公司 | Electrical equipment testing device |
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