CN219243903U - Special hot air gun barrel and hot air gun for aging test of mobile phone chip - Google Patents
Special hot air gun barrel and hot air gun for aging test of mobile phone chip Download PDFInfo
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- CN219243903U CN219243903U CN202221679705.7U CN202221679705U CN219243903U CN 219243903 U CN219243903 U CN 219243903U CN 202221679705 U CN202221679705 U CN 202221679705U CN 219243903 U CN219243903 U CN 219243903U
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Abstract
The utility model relates to a special hot air gun barrel for a mobile phone chip aging test, which comprises a body, wherein the body is in a tubular shape, the body is in a three-layer structure and comprises a heat conducting layer and a heat insulating layer, the heat insulating layer is positioned in a middle layer, the heat conducting layer is respectively positioned in an upper layer and a lower layer, an air guide component is arranged in the body, an included angle is formed between the air guide component and the inner wall of the body, when hot air flows from an air inlet to an air outlet of the body, the air guide component can accelerate or slow down the air speed, and the heat can be prevented from being emitted through the arranged heat insulating layer, so that the hot air storage time is longer, and secondly, the air guide component and the inner wall of the body are arranged at a certain included angle to buffer the flow velocity of the air flow in the body, so that the effect of reducing or accelerating is achieved.
Description
Technical Field
The utility model relates to the technical field of heat guns, in particular to a special heat gun barrel for testing the aging of a mobile phone chip.
Background
The hot air gun is a common heating tool, the working principle of the hot air gun on the market is different, and the hot air gun is generally used for blowing out the heat generated by the heating resistance wire through the hot air fan to form hot air, and the hot air is sprayed out through the hot air gun barrel to be dried and blown to the required position.
In different occasions, special requirements are provided for the temperature, the air quantity and the like of the heat gun, the air quantity is too large to blow out small elements, the air quantity is too small, the baking time is longer, and the air quantity of the conventional heat gun cannot be adjusted according to the actual use situation, so that the use of the heat gun is quite limited.
Disclosure of Invention
In order to make up for the defects, the utility model provides a special hot air gun barrel and a special hot air gun for testing the aging of a mobile phone chip, so as to solve the technical problems.
The technical scheme of the utility model is as follows: the utility model provides a special hot-blast barrel of cell-phone chip aging test, includes the body, the body is tubular, the body is three layer construction, including heat conduction layer and insulating layer, the insulating layer is located the intermediate level, the heat conduction layer is located upper and lower two-layer respectively, the inside wind-guiding subassembly that is equipped with of body, the wind-guiding subassembly with the body inner wall is equipped with the contained angle, hot-blast by when the air intake of body flows to the air outlet, wind-guiding subassembly can be accelerated or slow down the wind speed.
Compared with the prior art, the utility model has the beneficial effects that: the heat insulation layer can prevent heat emission, so that the hot air preservation time is longer, and secondly, the air guide assembly and the inner wall of the body are arranged at a certain included angle to buffer the flow velocity of the air flow inside the body, so that the effect of reducing the flow velocity or accelerating is achieved.
As the preferred technical scheme, the body includes one-level hot-blast main, the rear end is equipped with first wind-guiding subassembly in the one-level hot-blast main, first wind-guiding subassembly includes first wind-guiding piece, first wind-guiding piece sets up towards the opposite direction that hot-blast blows, and hot-blast passing first wind-guiding piece can cushion its hot-blast wind speed, through setting up the velocity of flow that can cushion the inside air current of body with first wind-guiding piece anti-wind direction, plays the effect of slowing down the velocity of flow, and then makes the application range of this design more extensive.
As the preferred technical scheme, first wind-guiding piece is loudspeaker form, the breach at first wind-guiding piece middle part is the air vent, and its cross-section is "eight" font, first wind-guiding piece with the one-level hot-blast main is certain contained angle setting, and its contained angle is not more than 45, through the wind guide opening that sets up in the well rear end, although the diameter of wind guide opening is less than the diameter of body far away, therefore when the aperture reduces, the wind speed in the wind guide opening can the brief increase, but the wind speed after the increase continues at one-level hot-blast main internal motion, drive the gas motion of one-level hot-blast main's air outlet one end, and because the pipe diameter of one-level hot-blast main is greater than the pipe diameter of wind guide opening, the input of the amount of wind guide opening is not as fast as supplied one-level hot-blast main's output, and then the wind speed of passing through the wind guide opening also can reduce to realize the speed to hot-blast.
As the preferable technical scheme, the body still includes second grade hot-blast main, second grade hot-blast main with be equipped with connection structure between the one-level hot-blast main, second grade hot-blast main is equipped with the second wind-guiding piece, the second wind-guiding piece sets up along hot-blast blowing direction, and hot-blast passing the second wind-guiding piece can accelerate its hot-blast wind speed.
As the preferred technical scheme, the second wind-guiding piece is loudspeaker form, the breach at second wind-guiding piece middle part is the jet, the second wind-guiding piece with the pipe wall inner wall of second grade hot-blast main is certain contained angle setting, and its contained angle scope is 90-120, through the jet on the second wind-guiding piece of setting, its acceleration principle is the same above, in addition because the contained angle of second wind-guiding piece and second wind-guiding pipe inner wall is greater than 90 degrees setting, consequently, it is the throat setting essentially, and the second wind-guiding pipe air outlet that adopts the throat setting is finer, consequently is applicable to the ageing test of this kind of precision element of cell-phone chip more.
As the preferable technical scheme, connection structure including set up in external screw thread on the one-level hot-blast main tip lateral wall, second grade hot-blast main inside wall is equipped with the internal screw thread, and the two passes through screw thread detachable connection.
As the preferable technical scheme, a hot air cavity is formed between the first air guide piece and the second air guide piece between the primary hot air pipe and the secondary hot air pipe, the diameter of the air vent is larger than that of the air jet, and hot air enters the hot air cavity from the air vent and is ejected out at a high speed through the air jet.
The utility model also provides a special hot air gun for the aging test of the mobile phone chip, which comprises the hot air gun barrel.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the primary air duct of FIG. 1;
fig. 3 is a schematic view of the whole cross-section structure in fig. 1.
In the figure, 10. First-stage hot air pipes; 20. a secondary hot air pipe; 30. a hot air chamber; 101. a first air guide plate; 102. a vent; 103. an external thread; 201. a second air guiding piece; 202. and a gas nozzle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1:
the utility model provides a special hot-blast barrel of cell-phone chip aging test, includes the body, the body is tubular, the body is three layer construction, including heat conduction layer and insulating layer, the insulating layer is located the intermediate level, the heat conduction layer is located upper and lower two-layer respectively, the inside wind-guiding subassembly that is equipped with of body, the wind-guiding subassembly with the body inner wall is equipped with the contained angle, hot-blast by when the air intake of body flows to the air outlet, wind-guiding subassembly can be accelerated or slow down the wind speed.
As a preferred technical scheme, the body includes one-level hot-blast main 10, the rear end is equipped with first wind-guiding subassembly in the one-level hot-blast main 10, first wind-guiding subassembly includes first wind-guiding piece 101, first wind-guiding piece 101 sets up towards the opposite direction that hot-blast blows, and hot-blast passing first wind-guiding piece 101 can cushion its hot-blast wind speed.
As a preferable technical scheme, the first air guiding piece 101 is in a horn shape, the notch in the middle of the first air guiding piece 101 is an air vent 102, the cross section of the notch is in an eight shape, the first air guiding piece 101 and the primary hot air pipe 10 are arranged at a certain included angle, and the included angle is not more than 45 °.
It can be understood that the included angle between the connection line from the end to the root of the first air guiding fin 101 and the inner wall of the primary hot air pipe 10 is alpha, wherein alpha is less than 45 degrees.
As a preferred technical solution, the body further includes a secondary hot air pipe 20, a connection structure is disposed between the secondary hot air pipe 20 and the primary hot air pipe 10, the secondary hot air pipe 20 is provided with a second air guiding plate 201, the second air guiding plate 201 is disposed along the blowing direction of the hot air, the hot air passes through the second air guiding plate 201 to accelerate the speed of the hot air, it is understood that the end portion of the secondary hot air pipe 20 is provided with a necking, and the necking edge thereof forms the secondary air guiding plate, so that the secondary air guiding plate and the extension line of the side wall of the secondary air guiding pipe form a certain angle, in practical application, the air guiding plate can reduce the air outlet, but because the internal pressure of the secondary air guiding pipe is certain, the necking is capable of increasing the flow rate of the air, so that the spraying speed is fast, and the action area is small.
As a preferable technical scheme, the second air guiding piece 201 is in a horn shape, a gap in the middle of the second air guiding piece 201 is an air nozzle 202, and the second air guiding piece 201 and the inner wall of the pipe wall of the secondary hot air pipe 20 are arranged at a certain included angle, and the included angle ranges from 90 ° to 120 °.
As a preferred technical scheme, the connecting structure comprises an external thread 103 arranged on the outer side wall of the end part of the primary hot air pipe 10, and an internal thread is arranged on the inner side wall of the secondary hot air pipe 20, and the external thread and the internal thread are detachably connected through threads.
As a preferable technical solution, a hot air cavity 30 is formed between the first air guiding plate 101 and the second air guiding plate 201 between the primary hot air pipe 10 and the secondary hot air pipe 20, and the diameter of the air vent 102 is larger than the diameter of the air jet 202, and hot air enters the hot air cavity 30 from the air vent 102 and is ejected out at a high speed through the air jet 202.
The utility model also provides a special hot air gun for the aging test of the mobile phone chip, which comprises the hot air gun barrel.
Working principle: when the primary hot air pipe 10 is used, hot air is blown out by a hot air gun or a hot air blower, due to the effect of the first air guide plate 101 arranged at the middle and rear part of the primary hot air pipe 10, part of hot air is blocked by the first air guide plate 101 and moves in the opposite direction, the gas moving in the opposite direction slows down the flow rate of the gas input into the first hot air pipe, so that the flow rate of the gas input at the source is slowed down, the whole flow rate is slowed down, and then part of the gas passing through the first air guide plate 101 passes through the air vent 102 at the original speed, and the flow rate of the gas sprayed out from the air outlet of the primary hot air pipe 10 is far smaller than the flow rate of the input end due to the caliber of the air vent 102 being smaller than the caliber of the primary hot air pipe 10, so that the flow rate of the gas is slowed down.
When the secondary hot air pipe 20 is used, the secondary hot air pipe 20 is in threaded connection with the end part of the primary hot air pipe 10, the first air deflector and the second air deflector, the primary hot air pipe 10 and the secondary hot air pipe 20 form a hot air cavity 30, hot air enters the hot air cavity 30 from the primary hot air pipe 10, and the integral structure of the hot air cavity 30 is a structure with two tapered middle sections being cylindrical, and the caliber of the air vent 102 is larger than that of the air vent 202, so when the air vent 102 ventilates hot air, the airflow velocity of the air vent 102 is inversely proportional to the airflow velocity of the air vent 202, and therefore, the air vent 202 can accelerate the airflow velocity of the air, reduce the action area of the air sprayed out by the air vent 202, and further ensure that the integral use is safer and the components beside the air vent are not easy to damage.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a special hot-blast barrel of cell-phone chip aging test, includes body, its characterized in that: the body is tubular, the body is three-layer structure, including heat conduction layer and insulating layer, the insulating layer is located the intermediate level, the heat conduction layer is located upper and lower two-layer respectively, the inside wind guide subassembly that is equipped with of body, wind guide subassembly with the body inner wall is equipped with the contained angle, and hot-blast by when the air intake of body flows to the air outlet, wind guide subassembly can accelerate or slow down the wind speed.
2. The hot air gun barrel special for burn-in test of mobile phone chips as defined in claim 1, wherein: the body includes one-level hot-blast main, the rear end is equipped with first wind-guiding subassembly in the one-level hot-blast main, first wind-guiding subassembly includes first wind-guiding piece, first wind-guiding piece sets up towards the opposite direction that hot-blast blows, and hot-blast passing first wind-guiding piece can cushion its hot-blast wind speed.
3. The hot air gun barrel special for burn-in test of mobile phone chips as defined in claim 2, wherein: the first air guide piece is in a horn shape, the notch in the middle of the first air guide piece is an air vent, the cross section of the notch is in an eight shape, the first air guide piece and the primary hot air pipe are arranged at a certain included angle, and the included angle is not more than 45 degrees.
4. The hot air gun barrel special for burn-in test of mobile phone chips as defined in claim 2, wherein: the body still includes second grade hot-blast pipe, second grade hot-blast pipe with be equipped with connection structure between the one-level hot-blast pipe, second grade hot-blast pipe is equipped with the second wind-guiding piece, the second wind-guiding piece sets up along hot-blast blowing direction, and hot-blast passing the second wind-guiding piece can accelerate its hot-blast wind speed.
5. The hot air gun barrel special for the burn-in test of the mobile phone chip as set forth in claim 4, wherein: the second air guide piece is in a horn shape, a gap in the middle of the second air guide piece is an air nozzle, the second air guide piece and the inner wall of the pipe wall of the secondary hot air pipe are arranged at a certain included angle, and the included angle range is 90-120 degrees.
6. The hot air gun barrel special for the burn-in test of the mobile phone chip as set forth in claim 4, wherein: the connecting structure comprises external threads arranged on the outer side wall of the end part of the primary hot air pipe, and internal threads are arranged on the inner side wall of the secondary hot air pipe and are detachably connected through threads.
7. The hot air gun barrel special for burn-in test of mobile phone chip as claimed in claim 5, wherein: a hot air cavity is formed between the first air guide piece and the second air guide piece between the first-stage hot air pipe and the second-stage hot air pipe, the diameter of the air vent is larger than that of the air jet, and hot air enters the hot air cavity from the air vent and is ejected out at a high speed through the air jet.
8. A special hot air gun for testing the aging of a mobile phone chip is characterized in that: comprising a hot air barrel according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221679705.7U CN219243903U (en) | 2022-07-01 | 2022-07-01 | Special hot air gun barrel and hot air gun for aging test of mobile phone chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221679705.7U CN219243903U (en) | 2022-07-01 | 2022-07-01 | Special hot air gun barrel and hot air gun for aging test of mobile phone chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219243903U true CN219243903U (en) | 2023-06-23 |
Family
ID=86804435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221679705.7U Active CN219243903U (en) | 2022-07-01 | 2022-07-01 | Special hot air gun barrel and hot air gun for aging test of mobile phone chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219243903U (en) |
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2022
- 2022-07-01 CN CN202221679705.7U patent/CN219243903U/en active Active
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