CN212316182U - Tubular heat treatment furnace - Google Patents
Tubular heat treatment furnace Download PDFInfo
- Publication number
- CN212316182U CN212316182U CN202020855973.4U CN202020855973U CN212316182U CN 212316182 U CN212316182 U CN 212316182U CN 202020855973 U CN202020855973 U CN 202020855973U CN 212316182 U CN212316182 U CN 212316182U
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- air inlet
- pipe
- heating pipe
- heat treatment
- pressure
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 98
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 230000017525 heat dissipation Effects 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims 3
- 239000000463 material Substances 0.000 abstract description 16
- 238000012360 testing method Methods 0.000 description 7
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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Abstract
The application relates to a tubular heat treatment furnace, which comprises a furnace body, an air inlet device and a cooling device, wherein the air inlet device comprises a pressure detection device, a safety valve, an air inlet pipe and a heating pipe; wherein, the heating pipe is inserted into the furnace body; the air inlet pipe is arranged at one end of the heating pipe, which is positioned outside the furnace body, and the air inlet pipe is communicated with the heating pipe; the pressure detection device is fixedly arranged on the air inlet pipe and is communicated with the air inlet pipe; the safety valve is fixedly arranged on the air inlet pipe and is communicated with the air inlet pipe; the cooling device is sleeved on the outer wall of the heating pipe positioned outside the furnace body. The tube type heat treatment furnace breaks through the structural limitation of a common tube type furnace, so that some materials can be tested at high temperature and high pressure, and meanwhile, the safety of a furnace body and operators can be effectively guaranteed.
Description
Technical Field
The disclosure relates to the field of heat treatment, in particular to a tubular heat treatment furnace.
Background
The tube furnace is one of the main equipments for heat treatment, burning and reduction of samples in scientific research and production. When the tube furnace works, large thermal stress can be generated in the furnace, the service life of the furnace body can be shortened due to untimely heat dissipation, and therefore materials cannot be tested under high pressure.
Disclosure of Invention
In view of the above, the present disclosure provides a tubular heat treatment furnace, which allows some materials to be tested at high temperature and high pressure, and simultaneously, can effectively ensure the safety of the furnace body and the operators.
According to an aspect of the present disclosure, there is provided a tubular heat treatment furnace including a furnace body, an air intake device and a cooling device, the air intake device including a pressure detection device, a safety valve, an air intake pipe and a heating pipe; wherein, the heating pipe is inserted into the furnace body;
the air inlet pipe is arranged at one end of the heating pipe, which is positioned outside the furnace body, and the air inlet pipe is communicated with the heating pipe;
the pressure detection device is fixedly arranged on the air inlet pipe and is communicated with the air inlet pipe;
the safety valve is fixedly arranged on the air inlet pipe and is communicated with the air inlet pipe;
the cooling device is sleeved on the outer wall of the heating pipe positioned outside the furnace body.
In a possible implementation mode, the air inlet device further comprises an air inlet valve, wherein an air inlet is formed in the air inlet pipe, and the air inlet valve is fixedly installed at the air inlet of the air inlet pipe.
In one possible implementation, the heating tube is a nickel-based alloy tube.
In one possible implementation, the air inlet pipe comprises a connecting pipe, a first high-pressure flange and a second high-pressure flange;
the first high-pressure flange and the second high-pressure flange are respectively and fixedly arranged at two ends of the connecting pipe;
the connecting pipe is connected with the heating pipe through the second high-pressure flange;
the pressure detection device is fixedly arranged on one side of the first high-pressure flange, which is not connected with the connecting pipe, and is communicated with the first high-pressure flange;
the safety valve is fixed on the side wall of the connecting pipe and communicated with the connecting pipe.
In one possible implementation, the second high-pressure flange is connected to the heating pipe by bolts;
and a sealing ring is arranged at the joint of the second high-pressure flange and the heating pipe.
In a possible implementation manner, the pressure detection device is a pressure gauge, and the pressure detection device is in communication connection with the safety valve.
In one possible implementation manner, the cooling device comprises an upper radiating block and a lower radiating block which are oppositely arranged;
a semicircular upper groove is formed in the end face of one side of the upper radiating block, and the upper groove is a through groove; wherein the upper groove is matched with the heating pipe;
a semicircular lower groove is formed in the end face of one side of the lower radiating block, and the lower groove is a through groove; wherein the lower groove is matched with the heating pipe;
the upper groove and the lower groove are arranged around the periphery of the side wall of the heating pipe;
the upper heat dissipation block is provided with a water inlet, an upper water channel is arranged inside the upper heat dissipation block, and the upper water channel is communicated with the water inlet;
the lower radiating block is provided with a water outlet, a sewer is arranged inside the lower radiating block, and the sewer is communicated with the water outlet.
In one possible implementation manner, the upper heat dissipation block and the lower heat dissipation block are both aluminum blocks.
In a possible implementation mode, the furnace body is provided with a supporting platform, and the supporting platform and the lower heat dissipation block are arranged on the same side; and is
The lower radiating block is fixed on the table top of the supporting table.
In one possible implementation, the safety valve is an explosion-proof safety valve.
The tubular heat treatment stove of this application embodiment sets up air inlet unit through one side at the furnace body and reaches the effect of in time dispelling the heat, step-down to can make some materials can experiment under the high pressure. Specifically, the air inlet pipe is communicated with the heating pipe, and the heating pipe is inserted into the furnace body, so that the furnace body can heat the heating pipe. The pressure detection module that sets up in one side of intake pipe can detect the gas pressure of intake pipe this moment (the pressure of heating pipe is the same with the pressure of intake pipe), and in case when gaseous pressure exceeded the specified range, the relief valve can be because the too big valve of opening of the pressure value of intake pipe carries out the pressure release, has protected furnace body and operating personnel's safety. When the material needs to be tested at high temperature and high pressure, the material is placed into the heating pipe, the gas is introduced into the heating pipe from the gas inlet pipe to increase the pressure inside the heating pipe, so that the material can be tested at high pressure, the specified range of the pressure is set on the pressure detection device, the safety valve releases the pressure, the inside of the heating pipe can be always in a long-time test under the most suitable test pressure state, the safety of a furnace body and personnel is protected, and the service life of the furnace body is prolonged. To sum up, the tubular heat treatment furnace of the embodiment of the application breaks through the structural limitation of a common tubular furnace, so that some materials can be tested at high temperature and high pressure, and meanwhile, the safety of a furnace body and operators can be effectively guaranteed.
Other features and aspects of the present disclosure will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the disclosure and, together with the description, serve to explain the principles of the disclosure.
Fig. 1 illustrates a main body structure view of a tube type heat treatment furnace of an embodiment of the present disclosure;
fig. 2 shows a structural view of an air intake device of the tube type heat treatment furnace according to the embodiment of the present disclosure.
Detailed Description
Various exemplary embodiments, features and aspects of the present disclosure will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
It should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention or for simplicity in description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present disclosure. It will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present disclosure.
Fig. 1 shows a main body structure view of a tube type heat treatment furnace according to an embodiment of the present application. Fig. 2 illustrates a structural view of an air inlet apparatus 200 of a tube type heat treatment furnace according to an embodiment of the present application. As shown in fig. 1 or 2, the tube type heat treatment furnace includes: the furnace body 100, the cooling device 300 and the air inlet device 200, the air inlet device 200 is disposed at one side of the furnace body 100, wherein the air inlet device 200 includes a pressure detecting device 230, a safety valve 240, an air inlet pipe 210 and a heating pipe 220, the heating pipe 220 is in a circular pipe shape, one end of the heating pipe 220 in the furnace body 100 can be in a sealed state, and the heating pipe 220 is inserted into the furnace body 100. The inlet pipe 210 is installed at one end of the heating pipe 220 located outside the furnace body 100, and the heating pipe 220 is communicated with the inlet pipe 210, i.e. the inlet pipe 210 is installed at a port of the heating pipe 220 not located inside the furnace body 100. The pressure detection device 230 is fixedly installed on the intake pipe 210, and the pressure detection device 230 communicates with the intake pipe 210, and the safety valve 240 is also fixedly installed on the intake pipe 210, and the safety valve 240 communicates with the intake pipe 210. The cooling device 300 is sleeved on the outer wall of the heating pipe 220 outside the furnace body 100, that is, the cooling device 300 is located between the air inlet pipe 210 and the furnace body 100.
The tubular heat treatment stove of this application embodiment reaches the effect of in time dispelling the heat, step-down through set up air inlet unit 200 in one side of furnace body 100 to can make some materials can carry out the experiment under the high pressure. Specifically, the inlet pipe 210 is communicated with the heating pipe 220, and the heating pipe 220 is inserted into the furnace body 100, so that the furnace body 100 can heat the heating pipe 220. The pressure detection module arranged at one side of the gas inlet pipe 210 can detect the gas pressure of the gas inlet pipe 210 (the pressure of the heating pipe 220 is the same as the pressure of the gas inlet pipe 210), once the gas pressure exceeds a specified range, the safety valve 240 opens the valve to release the pressure due to the overlarge pressure value of the gas inlet pipe 210, and the safety of the furnace body 100 and operators is protected. When the material needs to be tested at high temperature and high pressure, the material is placed in the heating pipe 220, the gas is introduced into the heating pipe 220 through the gas inlet pipe 210 to increase the pressure in the heating pipe 220, so that the material can be tested at high pressure, the specified range of the pressure is set on the pressure detection device 230, the safety valve 240 releases the pressure, the interior of the heating pipe 220 can be always tested for a long time in the most suitable pressure state for the test, meanwhile, the safety of the furnace body 100 and personnel is protected, and the service life of the furnace body 100 is prolonged. To sum up, the tubular heat treatment furnace of the embodiment of the application breaks through the structural limitation of a common tubular furnace, so that some materials can be tested at high temperature and high pressure, and meanwhile, the safety of the furnace body 100 and the safety of operators can be effectively guaranteed.
Here, it should be noted that, an opening may be adopted on the side of the heating pipe 220 inserted into the furnace body 100, that is, the heating pipe 220 is communicated with the furnace body 100, and when performing a test, the external air may enter the furnace body 100 through the inlet pipe 210 and the heating pipe 220, and when placing the test material into the furnace body 100, the test is performed.
In a possible implementation manner, the air intake device further comprises an air intake valve 400, an air inlet is formed in the air intake pipe 210, the air intake valve 400 is fixedly installed at the air inlet of the air intake pipe 210, and the air intake valve 400 is communicated with the air intake pipe 210 through the air inlet of the air intake pipe 210.
Further, in a possible implementation, the intake valve 400 is a solenoid valve, whereby the amount inside the external air intake device 200 can be freely controlled. Here, it should be noted that the solenoid valve is a common technical means for those skilled in the art, and the details are not described herein.
In one possible implementation, the pressure detecting device 230 is a pressure gauge, and the pressure detecting device 230 is connected to the safety valve 240 in communication. Here, it should be noted that the communication connection between the pressure gauge and the relief valve 240 is a common technique for those skilled in the art, and will not be described herein.
In one possible implementation, the heating tube 220 is a nickel-based alloy tube. The nickel-based alloy pipe can bear high pressure of 7MPa within one thousand and one hundred degrees, the highest bearing pressure is 20MPa, and when the pressure exceeds the upper limit, the nickel-based alloy pipe does not burst suddenly, creep deformation can be generated on the pipe wall, and then the pressure is released. Therefore, the heating pipe 220 is further ensured not to burst suddenly when the temperature is too high and the pressure is too high, and the safety of the material test and the safety of the operating personnel are affected.
In one possible implementation, the air inlet pipe 210 is made of a high pressure resistant material, and the air inlet pipe 210 includes a connection pipe 211, a first high pressure flange 212, and a second high pressure flange 213. The first high pressure flange 212 and the second high pressure flange 213 are respectively and fixedly installed at both ends of the connection pipe 211, and the connection pipe 211 is connected with the heating pipe 220 through the second high pressure flange 213. The pressure detecting means 230 is fixedly installed at a side of the first high pressure flange 212 not connected to the connection pipe 211, and the pressure detecting means 230 communicates with the first high pressure flange 212. The safety valve 240 is fixed on a sidewall of the connection pipe 211, and the safety valve 240 communicates with the connection pipe 211. Specifically, here, it should be noted that the intake port communicating with the intake valve 400 is opened on the side wall of the connection pipe 211, and the intake port is disposed opposite to the safety valve 240. The high-pressure flange ensures the tightness between the inlet pipe 210 and the heating pipe 220.
Further, in a possible implementation manner, the second high-pressure flange 213 is connected to the heating pipe 220 by bolts, and a sealing ring (here, the sealing ring is a second sealing ring) is disposed at a connection position of the second high-pressure flange 213 and the heating pipe 220.
Here, it should be noted that the heating pipe 220 includes a third high pressure flange provided at one end of the pipe body, and a pipe body coaxially provided with the third high pressure flange, and the third high pressure flange is connected with the second high pressure flange 213 by bolts. A second sealing ring is arranged at the joint of the third high-pressure flange and the second high-pressure flange 213.
The first high-pressure flange 212 comprises a first flange plate and a second flange plate, the end face of the first flange plate is opposite to the end face of the second flange plate, a first sealing ring is arranged between the end face of the first flange plate and the end face of the second flange plate, and the first flange plate is connected with the second flange plate through bolts. Therefore, the sealing performance of the air inlet pipe 210 is further ensured.
In a possible implementation manner, the cooling device 300 includes an upper heat dissipation block 310 and a lower heat dissipation block 320, a semicircular upper groove is formed on an end surface of the upper heat dissipation block 310, the upper groove is a through groove, and the upper groove is matched with the heating pipe 220. A semicircular lower groove is formed in one side end face of the lower heat dissipation block 320, the lower groove is a through groove, and the lower groove is matched with the heating pipe 220. The end surface of the upper heat dissipating block 310 with the upper groove is fixedly connected with the end surface of the lower heat dissipating block 320 with the lower groove. The water inlet is arranged at the end, not connected with the lower radiating block 320, of the upper radiating block 310, and the upper water channel is arranged inside the upper radiating block 310 and communicated with the water inlet. The end of the lower heat dissipation block 320, which is not connected to the upper heat dissipation block 310, is provided with a water outlet, a sewer is arranged inside the lower heat dissipation block 320, the sewer is communicated with the upper water channel, and the sewer is communicated with the water outlet. Here, water is introduced into the water inlet and discharged from the water outlet through the water supply channel and the sewer, thereby realizing water-cooling heat dissipation of the heating pipe 220.
Further, in one possible implementation, the upper heat dissipation block 310 and the lower heat dissipation block 320 are both aluminum blocks. Because the heat dispersion of aluminium is strong, so set up to be the aluminium piece and can further improve heat dispersion.
Further, in a possible implementation manner, the furnace body 100 is provided with a supporting platform, the supporting platform is arranged on the same side as the lower heat dissipation block 320, and the lower heat dissipation block 320 is fixed on the table surface of the supporting platform. The lower heat dissipation block 320 is supported by the saddle, so that the lower heat dissipation block can support the heating pipe 220, the centralized accepting state of the heating pipe 220 is changed, and the service life of the heating pipe 220 is prolonged.
In a possible implementation manner, the safety valve 240 is an explosion-proof safety valve, which further improves the safety performance of the tube heat treatment furnace in the embodiment of the present application. Moreover, the explosion-proof safety valve is a common technical means for those skilled in the art, and is not described herein.
Having described embodiments of the present disclosure, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (10)
1. A tubular heat treatment furnace is characterized by comprising a furnace body, an air inlet device and a cooling device, wherein the air inlet device comprises a pressure detection device, a safety valve, an air inlet pipe and a heating pipe; wherein, the heating pipe is inserted into the furnace body;
the air inlet pipe is arranged at one end of the heating pipe, which is positioned outside the furnace body, and the air inlet pipe is communicated with the heating pipe;
the pressure detection device is fixedly arranged on the air inlet pipe and is communicated with the air inlet pipe;
the safety valve is fixedly arranged on the air inlet pipe and is communicated with the air inlet pipe;
the cooling device is sleeved on the outer wall of the heating pipe positioned outside the furnace body.
2. The tube heat treatment furnace of claim 1, further comprising an air inlet valve, wherein the air inlet valve is provided with an air inlet, and the air inlet valve is fixedly mounted at the air inlet of the air inlet tube.
3. The tube heat treatment furnace according to claim 1, wherein the heating tube is a nickel-based alloy tube.
4. The tube heat treatment furnace according to claim 1, wherein the inlet tube comprises a connecting tube, a first high-pressure flange, and a second high-pressure flange;
the first high-pressure flange and the second high-pressure flange are respectively and fixedly arranged at two ends of the connecting pipe;
the connecting pipe is connected with the heating pipe through the second high-pressure flange;
the pressure detection device is fixedly arranged on one side of the first high-pressure flange, which is not connected with the connecting pipe, and is communicated with the first high-pressure flange;
the safety valve is fixed on the side wall of the connecting pipe and communicated with the connecting pipe.
5. The tube heat treatment furnace according to claim 4, wherein the second high-pressure flange is bolted to the heating tube;
and a sealing ring is arranged at the joint of the second high-pressure flange and the heating pipe.
6. The tube heat treatment furnace of claim 1, wherein the pressure detection device is a pressure gauge, and the pressure detection device is in communication with the safety valve.
7. The tube heat treatment furnace according to claim 1, wherein the cooling means comprises an upper radiation block and a lower radiation block which are oppositely arranged;
a semicircular upper groove is formed in the end face of one side of the upper radiating block, and the upper groove is a through groove; wherein the upper groove is matched with the heating pipe;
a semicircular lower groove is formed in the end face of one side of the lower radiating block, and the lower groove is a through groove; wherein the lower groove is matched with the heating pipe;
the upper groove and the lower groove are arranged around the periphery of the side wall of the heating pipe;
the upper heat dissipation block is provided with a water inlet, an upper water channel is arranged inside the upper heat dissipation block, and the upper water channel is communicated with the water inlet;
the lower radiating block is provided with a water outlet, a sewer is arranged inside the lower radiating block, and the sewer is communicated with the water outlet.
8. The tube heat treatment furnace according to claim 7, wherein the upper and lower heat radiation blocks are both aluminum blocks.
9. The tube heat treatment furnace according to claim 7, wherein the furnace body is provided with a pallet, and the pallet is arranged on the same side as the lower heat dissipation block; and is
The lower radiating block is fixed on the table top of the supporting table.
10. The tube heat treatment furnace according to claim 1, wherein the safety valve is an explosion-proof safety valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020855973.4U CN212316182U (en) | 2020-05-20 | 2020-05-20 | Tubular heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020855973.4U CN212316182U (en) | 2020-05-20 | 2020-05-20 | Tubular heat treatment furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212316182U true CN212316182U (en) | 2021-01-08 |
Family
ID=74021080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020855973.4U Expired - Fee Related CN212316182U (en) | 2020-05-20 | 2020-05-20 | Tubular heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212316182U (en) |
-
2020
- 2020-05-20 CN CN202020855973.4U patent/CN212316182U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210108 |