CN217034122U - Novel thermal aging test box - Google Patents
Novel thermal aging test box Download PDFInfo
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- CN217034122U CN217034122U CN202220366099.7U CN202220366099U CN217034122U CN 217034122 U CN217034122 U CN 217034122U CN 202220366099 U CN202220366099 U CN 202220366099U CN 217034122 U CN217034122 U CN 217034122U
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Abstract
The utility model discloses a novel thermal aging test box which comprises a box body, a heating chamber and an air chamber, wherein the heating chamber and the air chamber are both positioned in the box body, the heating chamber is positioned above the air chamber, an air blower is arranged on the bottom plane of the air chamber, an air outlet of the air blower is communicated with a Y-shaped air outlet pipe, the Y-shaped air outlet pipe extends into the heating chamber and is communicated with the heating chamber, a motor is fixed at the top of the air chamber, a through hole is formed in the bottom of the heating chamber, an output shaft of the motor penetrates through the through hole and extends into the heating chamber, a sample rack is connected to the output end of the motor in a threaded mode, the sample rack is positioned in the heating chamber, heating pipes are symmetrically arranged on two sides of the sample rack, an arc-shaped baffle is arranged on one side, away from the sample rack, and the heating pipes and the arc-shaped baffle are both fixed on the bottom plane of the heating chamber. Through the structural change of cowl, heating pipe and sample frame, improve experimental efficiency, reduce interference factor, have higher practicality.
Description
Technical Field
The utility model relates to the technical field of aging test devices, in particular to a novel thermal aging test box.
Background
The thermal aging test chamber is named as a ventilation aging test chamber, and is suitable for heat resistance test of electrical insulating materials, ventilation aging test of electronic parts and plasticized products, evaluation and judgment of the applicability of the thermal aging test chamber, and storage and use under high-temperature environmental conditions. After aging the samples in air at simulated elevated temperatures and atmospheric pressure, their performance was measured and compared to the performance of the unaged samples.
Current thermal ageing test box appears heating inhomogeneous problem easily, simultaneously because the air inlet system sets up unreasonablely, causes the interference to the experimental result easily, influences the accuracy of experiment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a novel thermal aging test box to solve the problems of inaccurate test results caused by uneven heating and interference of an air inlet system on the test results.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the utility model provides a novel thermal aging test box, includes box, heating chamber and plenum all are located inside the box, the heating chamber is located the top of plenum, be provided with the air-blower on the bottom plane of plenum, the air outlet intercommunication of air-blower has Y type play tuber pipe, Y type goes out the tuber pipe and extends to in the heating chamber, and is linked together with the heating chamber, the top of plenum is fixed with the motor, the bottom of heating chamber is equipped with the through-hole, the output shaft of motor passes inside the through-hole extends to the heating chamber, the output threaded connection of motor has the sample frame, the sample frame is located inside the heating chamber, the bilateral symmetry of sample frame is provided with the heating pipe, one side that the sample frame was kept away from to the heating pipe is provided with cowl, heating pipe and cowl all are fixed in on the bottom plane of heating chamber.
The utility model is further improved in that: the sample rack comprises a supporting rod and a circular object placing net, the supporting rod is in threaded connection with the output end of the motor, and the circular object placing net is vertically fixed on the supporting rod around the supporting rod.
The utility model is further improved in that: the circle center of the circle where the arc-shaped baffle is located is coincident with the circle center of the circle where the circular object placing net is located.
The utility model is further improved in that: the air-conditioning box is characterized in that an air vent is formed in the top of the heating chamber, a hole plug is arranged in the air vent, a heat dissipation net is arranged on the outer side of the air vent, the heat dissipation net is fixed on the top plane of the box body, a propulsion cylinder is arranged in the heat dissipation net, and the hole plug is fixed at the output end of the propulsion cylinder.
The utility model is further improved in that: the heating chamber is characterized in that a temperature sensor is arranged on the inner wall of the top of the heating chamber, a main board is fixed on the inner side wall of the air chamber, and the temperature sensor is electrically connected with the main board.
The utility model is further improved in that: an air outlet is formed in the Y-shaped air outlet pipe and located inside the heating chamber, and the air outlet is arranged facing the arc-shaped baffle.
The utility model is further improved in that: and a gas flowmeter is fixed on the outer side of the bottom of the Y-shaped air outlet pipe, is positioned above the air blower and is in signal connection with the main board.
The utility model is further improved in that: the outside of heating chamber articulates there is the cabinet door, be provided with the observation window on the cabinet door, one side of cabinet door sets up control panel, control panel and mainboard electric connection.
The utility model is further improved in that: and a cover plate is arranged on the outer side of the air chamber, and an air inlet duct is arranged on the cover plate.
The utility model is further improved in that: and a sealing gasket is arranged on the through hole and fixed on the bottom plane of the heating chamber.
Due to the adoption of the technical scheme, the utility model has the beneficial effects that: the sample holder is driven to rotate by the motor, the heating pipes are symmetrically arranged on two sides of the sample holder, so that a sample can be uniformly heated, and the arc-shaped baffle plate can reflect heat to the sample holder, so that the heating efficiency is improved; the combination of the Y-shaped air outlet pipe and the arc-shaped baffle ensures sufficient oxygen supply on one hand, and avoids directly blowing to the sample to influence the experimental result on the other hand.
Drawings
FIG. 1 is a schematic view of the internal overall structure of a novel thermal aging test chamber according to the present invention;
FIG. 2 is a schematic structural diagram of an internal top view of a novel thermal aging test chamber according to the present invention;
fig. 3 is a schematic diagram of an external overall structure of a novel thermal aging test chamber provided by the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a box body; 2. a heating chamber; 21. a through hole; 22. a vent hole; 23. a hole plug; 24. a heat-dissipating web; 25. propelling the cylinder; 26. a temperature sensor; 27. a cabinet door; 28. an observation window; 29. a control panel; 210. a gasket; 3. an air chamber; 31. a main board; 32. a cover plate; 33. an air inlet duct; 4. a blower; 41. a Y-shaped air outlet pipe; 42. an air outlet; 43. a gas flow meter; 5. a motor; 6. a sample holder; 61. a support bar; 62. a circular object placing net; 7. heating a tube; 8. an arc baffle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model is described in detail by the following examples:
example 1
Referring to fig. 1-3, the present invention provides a technical solution: a novel thermal aging test box comprises a box body 1, a heating chamber 2 and an air chamber 3, wherein the heating chamber 2 and the air chamber 3 are both positioned in the box body 1, the heating chamber 2 is positioned above the air chamber 3, superfine glass fiber heat preservation cotton is installed on the inner wall of the heating chamber 2, the heat preservation effect is achieved, heat loss is avoided, an air blower 4 is arranged on the bottom plane of the air chamber 3, an air outlet of the air blower 4 is communicated with a Y-shaped air outlet pipe 41, the Y-shaped air outlet pipe 41 extends into the heating chamber 2 and is communicated with the heating chamber 2, namely two pipelines enter the heating chamber 2, the structure ensures enough oxygen supply, a motor 5 is fixed at the top of the air chamber 3, a through hole 21 is formed in the bottom of the heating chamber 2, an output shaft of the motor 5 penetrates through the through hole 21 to extend into the heating chamber 2, and a sealing gasket 210 is arranged on the through hole 21 for reducing heat loss, the sealing gasket 210 is made of a high temperature resistant and wear resistant material, and the sealing gasket 210 is fixed on the bottom plane of the heating chamber 2.
The output threaded connection of motor 5 has sample frame 6, sample frame 6 is located inside heating chamber 2, and sample frame 6 includes that bracing piece 61 and circular thing net 62 of putting, bracing piece 61 and motor 5's output threaded connection, circular putting net 62 of putting winds bracing piece 61 vertical fixation on bracing piece 61, and circular putting evenly is provided with a plurality of holes on the thing net 62, increases sample and hot-air's area of contact, considers the needs of different experiments, and circular thing net 62 of putting can set up to a plurality ofly, in this embodiment, sets up to 3.
In order to improve the uniformity of sample heating and improve heating efficiency and stability, the heating pipes 7 are symmetrically arranged on two sides of the sample rack 6, the heating pipes 7 are finned heating pipes, and have the advantages of quick temperature rise, uniform heating, good heat dissipation performance, high heat efficiency, long service life, small size of a heating device, low cost and the like, in the embodiment, the two heating pipes 7 are arranged, the height of the two heating pipes 7 is higher than that of the support rod 61 so as to ensure that the sample can be completely heated, the arc-shaped baffle plates 8 are arranged on one side of the heating pipe 7 away from the sample rack 6, the concave surfaces of the two arc-shaped baffle plates 8 face the heating pipes 7, the circle center of the circle where the arc-shaped baffle plates 8 are arranged coincides with the circle center of the circle where the circular object placing net 62 is arranged, heat can be reflected to the sample rack 6, the heat utilization rate is improved, and the height of the arc-shaped baffle plates 8 is higher than that of the heating pipes 7, meanwhile, enough gaps are left between the two ends of the arc-shaped baffle plate 8 and the inner side wall of the heating chamber 2, and the air circulation inside is not influenced.
During the use, place the sample on sample frame 6, starter motor 5 drives sample frame 6 rotatory, and start-up heating pipe 7 heats simultaneously, as required, starts air-blower 4 and supplies air, guarantees to have sufficient oxygen supply in the heating chamber 2, for prior art, has solved the problem that the sample heating is inhomogeneous, air inlet system disturbs the experimental result.
Example 2
Referring to fig. 1-3, on the basis of embodiment 1, the heating chamber is defined in more detail, specifically:
the top of the heating chamber 2 is provided with a vent hole 22, a hole plug 23 is arranged in the vent hole 22, the size of the hole plug 23 is matched with that of the vent hole 22, a heat dissipation net 24 is arranged on the outer side of the vent hole 22, the heat dissipation net 24 is fixed on the top plane of the box body 1, a propulsion cylinder 25 is arranged in the heat dissipation net 24, and the output end of the propulsion cylinder 25 is fixed with the hole plug 23.
In order to further improve the heating accuracy, a temperature sensor 26 is arranged on the inner wall of the top of the heating chamber 2, a main board 31 is fixed on the inner side wall of the air chamber 3, and the temperature sensor 26 is electrically connected with the main board 31.
Example 3
Referring to fig. 1-3, on the basis of embodiment 2, the apparatus is defined in more detail, specifically:
in order to realize controllable air direction in the heating chamber 2 and reduce interference to the sample, a cover plate 32 is arranged on the outer side of the air chamber 3, an air inlet duct 33 is arranged on the cover plate 32, the air inlet duct 33 is communicated with the air blower 4, an air outlet 42 is arranged on the Y-shaped air outlet pipe 41, a plurality of air outlets 42 are arranged, the air outlets 42 are located inside the heating chamber 2, and the air outlets 42 are arranged facing the arc-shaped baffle plate 8 to avoid directly blowing the sample.
Meanwhile, for better controlling the wind power, a gas flowmeter 43 is fixed on the outer side of the bottom of the Y-shaped air outlet pipe 41, and the gas flowmeter 43 is positioned above the blower 4 and is in signal connection with the main board 31.
For the state and the control experimentation of conveniently observing the sample, the outside of heating chamber 2 articulates there is cabinet door 27, be provided with observation window 28 on the cabinet door 27, one side of cabinet door 27 sets up control panel 29, control panel 29 and mainboard 31 electric connection.
Finally, it should be noted that: the above examples are merely illustrative for clearly illustrating the present invention and are in no way to be construed as limiting the embodiments. It will be apparent to those skilled in the art that many more modifications and variations than mentioned above are possible in light of the above teaching, and it is not intended to be exhaustive or to limit all embodiments to the precise form disclosed, and all such modifications and variations are possible within the scope of the utility model.
Claims (10)
1. The novel thermal aging test box is characterized by comprising a box body (1), a heating chamber (2) and an air chamber (3), wherein the heating chamber (2) and the air chamber (3) are both located inside the box body (1), the heating chamber (2) is located above the air chamber (3), an air blower (4) is arranged on the bottom plane of the air chamber (3), an air outlet of the air blower (4) is communicated with a Y-shaped air outlet pipe (41), the Y-shaped air outlet pipe (41) extends into the heating chamber (2) and is communicated with the heating chamber (2), a motor (5) is fixed at the top of the air chamber (3), a through hole (21) is formed in the bottom of the heating chamber (2), an output shaft of the motor (5) penetrates through the through hole (21) to extend into the heating chamber (2), a sample rack (6) is connected to the output end of the motor (5) through threads, and the sample rack (6) is located inside the heating chamber (2), heating pipes (7) are symmetrically arranged on two sides of the sample frame (6), an arc-shaped baffle (8) is arranged on one side, away from the sample frame (6), of each heating pipe (7), and the heating pipes (7) and the arc-shaped baffles (8) are fixed on the bottom plane of the heating chamber (2).
2. The novel thermal ageing test box according to claim 1, wherein the sample holder (6) comprises a support rod (61) and a circular storage net (62), the support rod (61) is in threaded connection with the output end of the motor (5), and the circular storage net (62) is vertically fixed on the support rod (61) around the support rod (61).
3. The novel thermal ageing test box according to claim 2, wherein the arc-shaped baffles (8) are located at the center of a circle which is coincident with the center of a circle where the circular object placing net (62) is located.
4. The novel thermal aging test chamber according to claim 1, wherein a vent hole (22) is formed in the top of the heating chamber (2), a hole plug (23) is arranged in the vent hole (22), a heat dissipation net (24) is arranged on the outer side of the vent hole (22), the heat dissipation net (24) is fixed on the top plane of the chamber body (1), a propulsion cylinder (25) is arranged in the heat dissipation net (24), and the hole plug (23) is fixed on the output end of the propulsion cylinder (25).
5. The novel thermal aging test chamber as claimed in claim 1, wherein a temperature sensor (26) is disposed on the inner wall of the top of the heating chamber (2), a main plate (31) is fixed on the inner wall of the air chamber (3), and the temperature sensor (26) is electrically connected with the main plate (31).
6. The novel thermal ageing test box according to claim 1, wherein an air outlet (42) is provided on the Y-shaped air outlet pipe (41), the air outlet (42) is located inside the heating chamber (2), and the air outlet (42) is disposed facing the arc-shaped baffle (8).
7. The novel thermal aging test box according to claim 5, characterized in that a gas flowmeter (43) is fixed on the outer side of the bottom of the Y-shaped air outlet pipe (41), and the gas flowmeter (43) is positioned above the blower (4) and is in signal connection with the main board (31).
8. The novel thermal ageing test box according to claim 5, wherein a cabinet door (27) is hinged to the outer side of the heating chamber (2), an observation window (28) is arranged on the cabinet door (27), a control panel (29) is arranged on one side of the cabinet door (27), and the control panel (29) is electrically connected with the main board (31).
9. The novel thermal ageing test chamber according to claim 1, wherein a cover plate (32) is arranged on the outer side of the air chamber (3), and an air inlet duct (33) is arranged on the cover plate (32).
10. Novel thermal ageing test chamber according to claim 1, characterised in that said through holes (21) are provided with gaskets (210), said gaskets (210) being fixed on the bottom plane of the heating chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220366099.7U CN217034122U (en) | 2022-02-18 | 2022-02-18 | Novel thermal aging test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220366099.7U CN217034122U (en) | 2022-02-18 | 2022-02-18 | Novel thermal aging test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217034122U true CN217034122U (en) | 2022-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220366099.7U Active CN217034122U (en) | 2022-02-18 | 2022-02-18 | Novel thermal aging test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217034122U (en) |
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2022
- 2022-02-18 CN CN202220366099.7U patent/CN217034122U/en active Active
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