CN214844395U - Non-contact high-temperature mechanical testing machine - Google Patents
Non-contact high-temperature mechanical testing machine Download PDFInfo
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- CN214844395U CN214844395U CN202121062557.XU CN202121062557U CN214844395U CN 214844395 U CN214844395 U CN 214844395U CN 202121062557 U CN202121062557 U CN 202121062557U CN 214844395 U CN214844395 U CN 214844395U
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Abstract
The utility model discloses a non-contact high temperature mechanics testing machine relates to the experimental technical field of material mechanics, including mesa, frame, vacuum device and condensing equipment, rack-mount in the top of mesa, the top of mesa is provided with high temperature environment device. The utility model discloses a set up explosion-proof equipment, when high temperature environment device inside temperature and atmospheric pressure are higher, the circular post is promoted through the circular port to atmospheric pressure, circular post drives arc and heating furnace separation, the inside hot-air of cavity outwards flows simultaneously, the inner wall of heating furnace rotates and is connected with the fan, fan and circular port are located same horizontal plane, the fan is under the condition that atmospheric pressure flows, driven rotation, arrange the pressure with higher speed, can further ensure the security performance of high temperature environment device, in time arrange the pressure when high temperature environment device atmospheric pressure is higher, ensure that high temperature environment device is in work on the safe atmospheric pressure, reduce the emergence of incident.
Description
Technical Field
The utility model relates to a mechanical material testing technology field, in particular to non-contact high temperature mechanics testing machine.
Background
The traditional mechanical testing machine is used for evaluating the performance of the structural material by applying tension, compression, bending and shearing force to a sample to test the mechanical performance of the structural material under the load mode, and is divided into a room-temperature mechanical testing machine and a high-temperature mechanical testing machine. The high-temperature mechanical testing machine is additionally provided with a temperature control device of a space where a sample is located on the basis of the room-temperature mechanical testing machine, a sample environment temperature sensor and a temperature record are additionally arranged in a recording system, and the extensometer used in the high-temperature mechanical testing machine can be divided into a contact extensometer and a non-contact extensometer. The contact extensometer is that the displacement test component is connected with the sample contact, and force value sensor passes through anchor clamps and drives sample and extensometer a motion, but too big frictional force between sample and the displacement measurement component, and the weight of extensometer, the influence detects the force value, leads to the poor reproducibility of force value, and it is very low to detect the precision. The non-contact extensometer mainly utilizes deformation of a video image detection element, and is widely applied.
Through retrieval, the Chinese patent discloses an ultra-high temperature material mechanics testing machine (publication number is CN210893960U), the testing environment temperature is self-defined and set through a temperature control device, wherein a water cooling device provides a cooling system to prevent an insulating layer from overheating, a force measuring device is responsible for collecting testing force, the testing result is automatically calculated through testing software in a computer, the result is reflected through data, the testing machine is more visual and clear, but after a heating furnace is used for a long time, the temperature exceeds the bearing limit, only a cooling component is adopted to cool, the cooling efficiency is slow, the pressure inside the heating furnace can change along with the temperature, the testing machine does not have an automatic pressure relief and explosion prevention device, when the heating furnace has the high pressure exceeding the limit for a long time, the heating furnace is easy to have installation accidents, therefore, technicians in the field provide a non-contact high temperature mechanics testing machine, to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a non-contact high temperature mechanics testing machine, through setting up condensing equipment, can carry out timely heat dissipation cooling to the inner chamber of heating furnace, explosion-proof equipment's setting for the heating furnace is in condensing equipment heat dissipation row pressure not timely, can carry out automatic row pressure to heating furnace inside, plays effectual guard action to the heating furnace, improves the security performance of heating furnace in the testing machine.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a non-contact high temperature mechanical testing machine, includes mesa, frame, vacuum apparatus and condensing equipment, the rack mount in the top of mesa, the top of mesa is provided with high temperature environment device, the interior roof of high temperature environment device is provided with anchor clamps, the interior diapire of high temperature environment device is provided with down anchor clamps, the both sides of high temperature environment device all are provided with explosion-proof equipment, condensing equipment install in inside the mesa, condensing equipment's top is run through the mesa and is extended to inside the high temperature environment device, high temperature environment device with vacuum apparatus is linked together, the inside of high temperature environment device is provided with the non-contact extensometer, non-contact extensometer and output and detection controller's input electric connection.
Borrow by above-mentioned structure, utilize anchor clamps and lower anchor clamps to place the testing material and get into high temperature environment device in, utilize vacuum apparatus to adjust the inside vacuum condition of high temperature environment device earlier, reuse high temperature environment device temperature regulation again, inspect the material, can carry out under different temperature and the different vacuum condition and detect for the testing result is more accurate.
Preferably, the vacuum device comprises a vacuum machine, an air pipe is arranged at the top end of the vacuum machine, a control valve is arranged at the other end of the air pipe, and the control valve is installed on the high-temperature environment device.
Furthermore, the vacuum machine can adjust the vacuum state in the high-temperature environment device through the air pipe and the control valve, so that the material can be detected in different vacuum states, and the accuracy of a detection result is improved.
Preferably, the high-temperature environment device comprises a heating furnace and an inner layer, the inner layer is installed on the inner wall of the heating furnace, a heat insulation layer is arranged on the surface of the inner layer, a heat dissipation layer is arranged on the surface of the heat insulation layer, and a cavity is formed between the heat dissipation layer and the heating furnace.
Further, the heat preservation can keep warm to the inside temperature of inlayer, reduces thermal loss, and the heat dissipation layer can carry out timely heat dissipation to the surface of heat preservation, avoids the temperature to stop on the surface of heat preservation, plays safety protection's effect when reducing energy loss.
Preferably, the inner wall of inlayer is provided with the heater strip that the annular distributes, the inner wall of inlayer is provided with temperature sensor, temperature sensor and detection controller electric connection.
Further, temperature sensor can in time transmit the temperature in the inlayer to detecting the controller in, is convenient for to the control of temperature, and usable heating wire heaies up the inlayer, and the annular distribution heater strip is when the heating for being heated of material is more even.
Preferably, the condensing device comprises an edge condenser and a condensing pipe, the condenser is arranged in the table top, the condensing pipe is annularly distributed in the cavity, and the condensing pipe penetrates through the heating furnace and the table top and is communicated with the condenser.
Furthermore, the high-temperature environment device can be cooled in a timely cooling mode, and safety accidents caused by untimely cooling of the high-temperature environment device are avoided.
Preferably, the explosion-proof device comprises an arc-shaped plate and a pair of springs, one ends of the springs are embedded in the surface of the heating furnace, the other ends of the springs are fixedly connected with the arc-shaped plate, one side of the arc-shaped plate is fixedly connected with a circular column, and circular holes which are distributed in an annular mode and communicated with the cavity are formed in the surface of the heating furnace.
Furthermore, the safety performance of the high-temperature environment device can be further guaranteed, pressure is timely discharged when the air pressure of the high-temperature environment device is high, the high-temperature environment device is ensured to work on the safe air pressure, and safety accidents are reduced.
Preferably, the inner wall of the heating furnace is rotatably connected with a fan, and the fan and the circular hole are positioned on the same horizontal plane.
Furthermore, the pressure discharge speed of the explosion-proof device is accelerated, so that the pressure discharge effect is better, and the safety accidents are further avoided.
To sum up, the utility model discloses a technological effect and advantage:
1. the utility model discloses a set up explosion-proof equipment, when high temperature environment device inside temperature and atmospheric pressure are higher, atmospheric pressure can promote circular post through the circular port, circular post drives arc and heating furnace separation, the inside hot-air of cavity outwards flows out simultaneously, the inner wall of heating furnace rotates and is connected with the fan, fan and circular port are located same horizontal plane, the fan is under the condition that atmospheric pressure flows, driven rotation, the row's of accelerating pressure, can further ensure the security performance of high temperature environment device, carry out in time row's pressure when high temperature environment device atmospheric pressure is higher, ensure that high temperature environment device is in the work of safe atmospheric pressure, reduce the emergence of incident;
2. the utility model discloses a set up the high temperature environment device, the heat preservation can keep warm to the temperature of inlayer inside, reduce thermal loss, the heat dissipation layer can carry out timely heat dissipation to the surface of heat preservation, avoid the temperature to stop on the surface of heat preservation, play safety protection's effect when reducing energy loss, temperature sensor can in time transmit the temperature in the inlayer to detecting the controller in, be convenient for to the control of temperature, usable heating wire heaies up to the inlayer, and the annular distribution heater strip is when the heating, make being heated of material more even.
Drawings
FIG. 1 is a schematic structural diagram of a non-contact high-temperature mechanical testing machine;
FIG. 2 is a sectional view of a high temperature environment device of the non-contact high temperature mechanical testing machine;
fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure: 1. a table top; 2. a frame; 3. a high temperature environment device; 301. heating furnace; 302. a heat dissipation layer; 303. a heat-insulating layer; 304. an inner layer; 305. heating wires; 306. a temperature sensor; 307. a circular hole; 308. a fan; 4. an explosion-proof device; 401. an arc-shaped plate; 402. a spring; 403. a circular column; 5. a vacuum device; 501. a vacuum machine; 502. an air tube; 503. a control valve; 6. a condensing unit; 601. a condenser; 602. a condenser tube; 7. a detection controller; 8. an upper clamp; 9. and (5) a lower clamp.
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.
Example (b): referring to fig. 1-3, a non-contact high temperature mechanical testing machine, including mesa 1, a machine support 2, vacuum apparatus 5 and condensing equipment 6, machine support 2 installs in the top of mesa 1, the top of mesa 1 is provided with high temperature environment device 3, the interior roof of high temperature environment device 3 is provided with anchor clamps 8, the interior diapire of high temperature environment device 3 is provided with down anchor clamps 9, the both sides of high temperature environment device 3 all are provided with explosion-proof device 4, condensing equipment 6 installs inside mesa 1, the top of condensing equipment 6 runs through mesa 1 and extends to high temperature environment device 3 inside, high temperature environment device 3 and vacuum apparatus 5 are linked together, the inside of high temperature environment device 3 is provided with non-contact extensometer, non-contact extensometer and output and the input electric connection who detects controller 7.
Borrow by above-mentioned structure, utilize anchor clamps 8 and lower anchor clamps 9 to place the detection material and get into high temperature environment device 3 in, utilize vacuum apparatus 5 to adjust the inside vacuum condition of high temperature environment device 3 earlier, recycle high temperature environment device 3 temperature regulation, examine the material, can detect under different temperature and the different vacuum condition, make the testing result more accurate, usable condensing equipment 6 cools off high temperature environment device 3, explosion-proof equipment 4 can carry out automatic pressure release, avoid high temperature environment device 3 to take place the incident.
In a preferred embodiment of the present embodiment, the vacuum apparatus 5 includes a vacuum machine 501, an air pipe 502 is provided at a top end of the vacuum machine 501, a control valve 503 is provided at the other end of the air pipe 502, the control valve 503 is mounted on the high temperature environment apparatus 3, and the vacuum machine 501 can adjust a vacuum state inside the high temperature environment apparatus 3 through the air pipe 502 and the control valve 503.
As a preferred implementation manner in this embodiment, the high temperature environment apparatus 3 includes a heating furnace 301 and an inner layer 304, the inner layer 304 is installed on an inner wall of the heating furnace 301, a heat insulating layer 303 is disposed on a surface of the inner layer 304, a heat dissipating layer 302 is disposed on a surface of the heat insulating layer 303, a cavity is formed between the heat dissipating layer 302 and the heating furnace 301, the heat insulating layer 303 can insulate the temperature inside the inner layer 304, the heat dissipating layer 302 can dissipate heat of the surface of the heat insulating layer 303 in time, excess heat can enter the cavity, a heating wire 305 annularly distributed is disposed on an inner wall of the inner layer 304, a temperature sensor 306 is disposed on an inner wall of the inner layer 304, the temperature sensor 306 and the detection controller 7 are electrically connected, the inner layer 304 can be heated by the heating wire 305, and the heating wire 305 annularly distributed is heated more uniformly.
As a preferred implementation manner in this embodiment, the condensing device 6 includes an edge condenser 601 and a condenser pipe 602, the condenser 601 is disposed in the table top 1, the condenser pipe 602 is annularly distributed in the cavity, the condenser pipe 602 penetrates through the heating furnace 301 and the table top 1 and is communicated with the condenser 601, the condenser 601 is started, the condenser 601 raises the coolant liquid through the condenser pipe 602 to the inside of the high temperature environment device 3, and the high temperature environment device 3 is cooled by heat dissipation.
As a preferred implementation manner in this embodiment, the explosion-proof device 4 includes an arc plate 401 and a pair of springs 402, one end of each spring 402 is embedded in the surface of the heating furnace 301, the other end of each spring 402 is fixedly connected to the arc plate 401, one side of each arc plate 401 is fixedly connected to a circular column 403, circular holes 307 are formed in the surface of the heating furnace 301 and are annularly distributed and communicated with the cavity, when the temperature and the air pressure inside the high-temperature environment device 3 are high, the air pressure pushes the circular columns 403 through the circular holes 307, the circular columns 403 drive the arc plates 401 to be separated from the heating furnace 301, meanwhile, hot air inside the cavity flows out, the inner wall of the heating furnace 301 is rotatably connected to a fan 308, the fan 308 and the circular holes 307 are located on the same horizontal plane, and the fan 308 is driven to rotate under the condition that the air pressure flows, and the pressure is exhausted at an accelerated speed.
This practical theory of operation:
the detection material is placed into the high-temperature environment device 3 by using the upper clamp 8 and the lower clamp 9, the vacuum condition inside the high-temperature environment device 3 is adjusted by using the vacuum device 5, the temperature of the high-temperature environment device 3 is adjusted, detection can be performed under different temperatures and different vacuum conditions, the detection result is more accurate, the temperature in the high-temperature environment device 3 is higher, when cooling is needed, the condenser 601 in the condensing device 6 is started, the high-temperature environment device 3 is timely cooled by using the condensing pipe 602 annularly wound inside the cavity, when the temperature and the air pressure inside the high-temperature environment device 3 are higher, the air pressure can push the circular column 403 through the circular hole 307, the circular column 403 drives the arc-shaped plate 401 to be separated from the heating furnace 301, meanwhile, the hot air inside the cavity flows outwards, the fan 308 rotates in a driven manner, pressure is exhausted in an accelerated manner, so that the heating furnace 301 cannot dissipate heat and exhaust pressure in the condensing device 6 in time, can carry out automatic row to heating furnace 301 inside and press, play effectual guard action to heating furnace 301, improve the security performance of heating furnace 301 in the testing machine.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a non-contact high temperature mechanics testing machine, includes mesa (1), frame (2), vacuum apparatus (5) and condensing equipment (6), its characterized in that: the frame (2) is arranged at the top end of the table-board (1), the top end of the table-board (1) is provided with a high-temperature environment device (3), an upper clamp (8) is arranged on the inner top wall of the high-temperature environment device (3), a lower clamp (9) is arranged on the inner bottom wall of the high-temperature environment device (3), explosion-proof devices (4) are arranged on both sides of the high-temperature environment device (3), the condensing device (6) is arranged inside the table top (1), the top end of the condensing device (6) penetrates through the table top (1) and extends into the high-temperature environment device (3), the high-temperature environment device (3) is communicated with the vacuum device (5), the inside of high temperature environment device (3) is provided with the non-contact extensometer, non-contact extensometer and output and detection controller (7)'s input electric connection.
2. The non-contact high-temperature mechanical testing machine according to claim 1, characterized in that: the vacuum device (5) comprises a vacuum machine (501), an air pipe (502) is arranged at the top end of the vacuum machine (501), a control valve (503) is arranged at the other end of the air pipe (502), and the control valve (503) is installed on the high-temperature environment device (3).
3. The non-contact high-temperature mechanical testing machine according to claim 1, characterized in that: high temperature environment device (3) are including heating furnace (301) and inlayer (304), inlayer (304) install in heating furnace (301) inner wall, the surface of inlayer (304) is provided with heat preservation (303), the surface of heat preservation (303) is provided with heat dissipation layer (302), heat dissipation layer (302) with form the cavity between heating furnace (301).
4. The non-contact high-temperature mechanical testing machine according to claim 3, characterized in that: the inner wall of inlayer (304) is provided with heating wire (305) that the annular distributes, the inner wall of inlayer (304) is provided with temperature sensor (306), temperature sensor (306) and detection controller (7) electric connection.
5. The non-contact high-temperature mechanical testing machine according to claim 3, characterized in that: the condensing device (6) comprises an edge condenser (601) and a condensing pipe (602), the condenser (601) is arranged in the table board (1), the condensing pipe (602) is annularly distributed in the cavity, and the condensing pipe (602) penetrates through the heating furnace (301) and the table board (1) and is communicated with the condenser (601).
6. The non-contact high-temperature mechanical testing machine according to claim 4, wherein: the explosion-proof device (4) comprises an arc-shaped plate (401) and a pair of springs (402), one ends of the springs (402) are embedded in the surface of the heating furnace (301), the other ends of the springs (402) are fixedly connected with the arc-shaped plate (401), one side of the arc-shaped plate (401) is fixedly connected with a circular column (403), and the surface of the heating furnace (301) is provided with circular holes (307) which are distributed in an annular mode and communicated with the cavity.
7. The non-contact high-temperature mechanical testing machine according to claim 6, characterized in that: the inner wall of the heating furnace (301) is rotatably connected with a fan (308), and the fan (308) and the circular hole (307) are positioned on the same horizontal plane.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121062557.XU CN214844395U (en) | 2021-05-18 | 2021-05-18 | Non-contact high-temperature mechanical testing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121062557.XU CN214844395U (en) | 2021-05-18 | 2021-05-18 | Non-contact high-temperature mechanical testing machine |
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| CN214844395U true CN214844395U (en) | 2021-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166648A (en) * | 2021-12-08 | 2022-03-11 | 长沙理工大学 | High-temperature in-situ stretching device based on vacuum cavity environment |
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- 2021-05-18 CN CN202121062557.XU patent/CN214844395U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166648A (en) * | 2021-12-08 | 2022-03-11 | 长沙理工大学 | High-temperature in-situ stretching device based on vacuum cavity environment |
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