CN220240253U - Sealed hot air stirring device for brazing furnace - Google Patents
Sealed hot air stirring device for brazing furnace Download PDFInfo
- Publication number
- CN220240253U CN220240253U CN202321856669.1U CN202321856669U CN220240253U CN 220240253 U CN220240253 U CN 220240253U CN 202321856669 U CN202321856669 U CN 202321856669U CN 220240253 U CN220240253 U CN 220240253U
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- driving
- hot air
- fan
- frame
- supporting plate
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- 238000005219 brazing Methods 0.000 title claims abstract description 23
- 238000003756 stirring Methods 0.000 title claims abstract description 16
- 238000009826 distribution Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 abstract description 15
- 238000010438 heat treatment Methods 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910001105 martensitic stainless steel Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Furnace Details (AREA)
Abstract
The utility model provides a sealed hot air stirring device for a brazing furnace, which realizes the function of hot air steering by matching a fan housing structure with an air deflector structure and solves the problems of fixed air outlet and small heated area. The device comprises an inner barrel, an outer barrel, a wind frame and a wind cover, wherein the inner barrel is fixed below the wind frame and fixedly connected with the wind frame; the upper surface of the fan housing is fixedly connected with a lifting frame, a supporting plate is arranged above the lifting frame, the supporting plate and the lifting frame are distributed at intervals, the two sides of the supporting plate are respectively provided with a fan, the fan is arranged on the inner side of the fan; the inside of the fan housing is provided with air deflectors which are distributed with a plurality of groups at intervals along the length direction of the fan housing, and the air deflectors are of rectangular structures. In conclusion, the utility model has the advantages of high blowing quality, uniform heating of workpieces and the like.
Description
Technical Field
The utility model relates to the technical field of brazing furnaces, in particular to a sealed hot air stirring device for a brazing furnace.
Background
A brazing furnace is an apparatus for metal brazing and bright heat treatment. The utility model provides a sealed hot air stirring device for brazing furnace, which is applicable to small and medium-sized stainless steel parts (tableware, cutter, hardware, etc.) of batch production, such as bright quenching of martensitic stainless steel, tempering, bright annealing of austenitic stainless steel, after the work piece is purified, the work piece is required to be moved into the brazing furnace to carry out the intensification under the protection of high-purity nitrogen gas, after the fine welding procedure is accomplished, the work piece is to be sent into the cooling zone to cool down, and when carrying out the nitrogen gas intensification, the work piece is required to be blown by using hot air in the brazing furnace, when the nitrogen gas is blown, because the volume of the work piece is inconsistent, the welded point position is also different, therefore, the fixed type of blowing mode has the defect of uneven hot air blowing, so when carrying out the hot air blowing, the blowing position of hot air is required to change, the contact range of work piece and nitrogen gas is wider.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a sealed hot air stirring device for a brazing furnace, which realizes the function of hot air steering by matching a fan cover structure with an air deflector structure and solves the problems of fixed air outlet and small heated area.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the device comprises an inner barrel, an outer barrel, a wind frame and a wind cover, wherein the inner barrel is fixed below the wind frame and is fixedly connected with the wind frame, the outer barrel is arranged below the inner barrel, the outer barrel is sleeved outside the inner barrel and is in sliding connection with the inner barrel, the wind cover is fixed at one end, far away from the inner barrel, of the outer barrel, and the wind cover is communicated with the outer barrel;
the upper surface of the fan housing is fixedly connected with a lifting frame, a supporting plate is arranged above the lifting frame, the supporting plate and the lifting frame are distributed at intervals, the two sides of the supporting plate are respectively provided with a fan, the fan is fixedly connected with the supporting plate, and the inner side of the fan is provided with a fan;
the inside of fan housing is equipped with the aviation baffle, the aviation baffle has the multiunit along the length direction interval distribution of fan housing, and the aviation baffle is rectangle structure, and fixedly connected with drive shaft on the lateral wall, the one end of drive shaft wears out fan housing fixedly connected with drive gear, the drive shaft rotates with the fan housing to be connected.
Preferably, the lifting frame is in an I-shaped structure, and connecting sleeves are fixedly connected to two sides of the upper portion respectively.
Preferably, the inner wall of the connecting sleeve is provided with a threaded hole, and the internal thread penetrates into the threaded rod.
Preferably, the two sets of screws are vertically distributed at intervals, one end of each set of screws, which is far away from the connecting sleeve, is rotationally connected with the supporting plate, and a first motor for driving the screws to rotate is arranged on the supporting plate.
Preferably, a driving frame is fixedly arranged on the side wall of the fan cover, a moving groove is formed in the driving frame, and a screw rod is rotatably arranged in the moving groove.
Preferably, the external thread sleeve of lead screw is equipped with the drive piece, the inner wall in drive piece laminating removal groove and along removing the groove level and slide, fixed mounting has the pivoted second motor of drive lead screw on the lateral wall of drive frame.
Preferably, the driving rod is fixedly connected to the lower portion of the driving block, the driving rod is horizontally arranged, a tooth block is arranged on the bottom end face of the driving rod, and the tooth block is meshed with the driving gear.
The utility model has the beneficial effects that:
(1) The utility model benefits from the movable arrangement of the fan housing, and the fan housing can be close to or far away from the workpiece by lifting movement in the brazing furnace under the drive of the lifting frame, so that blowing is prevented from being carried out on only one part of the workpiece, and the blowing quality is improved;
(2) According to the utility model, through the arrangement of the air deflector in the air cover, the hot air passing through the air cover can be turned by the air deflector, the contact range of the hot air and the workpiece is improved by changing the air direction, the blowing quality of the hot air is further improved, the workpiece is heated rapidly, and the heated area is more uniform.
In conclusion, the utility model has the advantages of high blowing quality, uniform heating of the workpiece and the like.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view showing a separation state of a supporting plate and a lifting frame;
FIG. 3 is a schematic view of the utility model showing the separation of the drive rack from the drive rod;
FIG. 4 is a schematic diagram of the internal structure of the fan housing according to the present utility model.
Reference numerals: 1. an inner barrel; 2. a wind frame; 3. a support plate; 4. a fan; 5. a lifting frame; 6. an outer tub; 7. a fan housing; 8. a drive rack; 9. a drive gear; 10. a driving rod; 11. a first motor; 12. a screw; 13. connecting sleeves; 15. a second motor; 16. a driving block; 17. a screw rod; 18. tooth blocks; 19. an air deflector; 20. a drive shaft.
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. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
As shown in fig. 1 and 2, the embodiment provides a sealed hot air stirring device for a brazing furnace, which comprises an inner barrel 1, an outer barrel 6, a wind frame 2 and a wind cover 7, wherein the inner barrel 1 is fixed below the wind frame 2 and fixedly connected with the wind frame 2, the outer barrel 6 is arranged below the inner barrel 1, the outer barrel 6 is sleeved outside the inner barrel 1 and is in sliding connection with the inner barrel 1, the wind cover 7 is fixed at one end, far away from the inner barrel 1, of the outer barrel 6, and the wind cover 7 is communicated with the outer barrel 6;
the upper surface of the fan housing 7 is fixedly connected with a lifting frame 5, a supporting plate 3 is arranged above the lifting frame 5, the supporting plate 3 and the lifting frame 5 are distributed at intervals, the two sides of the supporting plate 3 are respectively provided with a fan frame 2, the fan frames 2 are fixedly connected with the supporting plate 3, and the inner side of the fan frames 2 is provided with a fan 4; the lifting frame 5 is in an I-shaped structure, and the two sides above are fixedly connected with connecting sleeves 13 respectively. The inner wall of the connecting sleeve 13 is provided with a threaded hole, and the internal thread penetrates into the threaded rod 12. Two groups of screws 12 are vertically distributed at intervals, one ends of the two groups of screws 12, which are far away from the connecting sleeve 13, are rotationally connected with the supporting plate 3, and a first motor 11 for driving the screws 12 to rotate is arranged on the supporting plate 3. The first motor 11 drives the screw rod 12 to rotate, the connecting sleeve 13 in threaded connection with the screw rod 12 vertically ascends and descends, the lifting frame 5 is driven to move, the fan housing 7 moves upwards or descends under the stress, the outer barrel 6 vertically slides along the outer wall of the inner barrel 1 at the moment, the fan housing 7 can be close to or far away from a workpiece, and therefore blowing of only one part of the workpiece is avoided, and blowing quality is improved.
Example two
As shown in fig. 3 and 4, the same or corresponding parts as those in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and only the differences from the first embodiment will be described below for the sake of brevity. The second embodiment is different from the first embodiment in that: the inside of fan housing 7 is equipped with aviation baffle 19, and aviation baffle 19 has the multiunit along the length direction interval distribution of fan housing 7, and aviation baffle 19 is rectangle structure, and fixedly connected with drive shaft 20 on the lateral wall, and the one end of drive shaft 20 wears out fan housing 7 fixedly connected with drive gear 9, and drive shaft 20 rotates with fan housing 7 to be connected. A driving frame 8 is fixedly arranged on the side wall of the fan housing 7, a moving groove is formed in the driving frame 8, and a screw rod 17 is rotatably arranged in the moving groove. The external thread sleeve of the screw rod 17 is provided with a driving block 16, the driving block 16 is attached to the inner wall of the moving groove and horizontally slides along the moving groove, and the side wall of the driving frame 8 is fixedly provided with a second motor 15 for driving the screw rod 17 to rotate. The driving rod 10 is fixedly connected below the driving block 16, the driving rod 10 is horizontally arranged, the tooth block 18 is arranged on the bottom end surface, and the tooth block 18 is meshed with the driving gear 9. The driving rod 10 transversely moves, and the tooth block 18 at the bottom of the driving rod 10 is matched with the driving gear 9 to drive the driving gear 9 to reciprocally rotate, so that the air deflector 19 can continuously swing in the fan housing 7, and the blowing quality of hot air is further improved.
Working procedure
When the hot air stirring device is used, firstly, the hot air stirring device is arranged in a brazing furnace, the supporting plate 3 is fixedly connected with the inside of the brazing furnace, the fan 4 is started to absorb heat in the brazing furnace and blow the heat towards the fan box of the fan cover 7 when a workpiece moves to the lower part of the fan cover 7, hot air passes through the inner barrel 1, the outer barrel 6 and the air deflector 19 to be contacted with the surface of the workpiece, the fan cover 7 is in telescopic arrangement, the screw 12 is driven to rotate by the first motor 11, the connecting sleeve 13 in threaded connection with the screw 12 is vertically lifted to drive the lifting frame 5 to move, the fan cover 7 is stressed to move upwards or downwards, the outer barrel 6 vertically slides along the outer wall of the inner barrel 1, and the fan cover 7 can be close to or far away from the workpiece, so that blowing is avoided only on one part of the workpiece, and the blowing quality is improved.
Step two, the second motor 15 is started, the screw rod 17 is driven to reciprocally rotate through forward rotation and overturning of the second motor 15, the driving block 16 horizontally moves transversely along the driving frame 8, the driving rod 10 has power for synchronously transversely moving, the tooth block 18 at the bottom of the driving rod 10 is matched with the driving gear 9, the driving gear 9 is driven to reciprocally rotate, the air deflector 19 can continuously swing in the fan housing 7, the blowing quality of hot air is further improved, and the contact range of the hot air and a workpiece is improved through changing the wind direction.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The sealed hot air stirring device for the brazing furnace comprises an inner barrel, an outer barrel, a wind frame and a wind cover, and is characterized in that the inner barrel is fixed below the wind frame and fixedly connected with the wind frame, the outer barrel is arranged below the inner barrel, the outer barrel is sleeved outside the inner barrel and is in sliding connection with the inner barrel, the wind cover is fixed at one end, far away from the inner barrel, of the outer barrel, and the wind cover is communicated with the outer barrel;
the upper surface of the fan housing is fixedly connected with a lifting frame, a supporting plate is arranged above the lifting frame, the supporting plate and the lifting frame are distributed at intervals, the two sides of the supporting plate are respectively provided with a fan, the fan is fixedly connected with the supporting plate, and the inner side of the fan is provided with a fan;
the inside of fan housing is equipped with the aviation baffle, the aviation baffle has the multiunit along the length direction interval distribution of fan housing, and the aviation baffle is rectangle structure, and fixedly connected with drive shaft on the lateral wall, the one end of drive shaft wears out fan housing fixedly connected with drive gear, the drive shaft rotates with the fan housing to be connected.
2. The sealed hot air stirring device for a brazing furnace according to claim 1, wherein the lifting frame is in an I-shaped structure, and connecting sleeves are fixedly connected to two sides above the lifting frame respectively.
3. The sealed hot air stirring device for a brazing furnace according to claim 2, wherein the inner wall of the connecting sleeve is provided with a threaded hole, and the internal thread penetrates a screw.
4. The sealed hot air stirring device for a brazing furnace according to claim 3, wherein two groups of screws are vertically distributed at intervals, one ends of the two groups of screws, which are far away from the connecting sleeve, are rotationally connected with the supporting plate, and a first motor for driving the screws to rotate is arranged on the supporting plate.
5. The sealed hot air stirring device for a brazing furnace according to claim 1, wherein a driving frame is fixedly arranged on the side wall of the fan housing, a moving groove is formed in the driving frame, and a screw rod is rotatably arranged in the moving groove.
6. The sealed hot air stirring device for a brazing furnace according to claim 5, wherein the driving block is sleeved on the outer thread of the screw rod, the driving block is attached to the inner wall of the moving groove and horizontally slides along the moving groove, and a second motor for driving the screw rod to rotate is fixedly arranged on the side wall of the driving frame.
7. The sealed hot air stirring device for a brazing furnace according to claim 6, wherein a driving rod is fixedly connected to the lower portion of the driving block, the driving rod is horizontally arranged, a tooth block is arranged on the bottom end face of the driving rod, and the tooth block is meshed with the driving gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321856669.1U CN220240253U (en) | 2023-07-14 | 2023-07-14 | Sealed hot air stirring device for brazing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321856669.1U CN220240253U (en) | 2023-07-14 | 2023-07-14 | Sealed hot air stirring device for brazing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220240253U true CN220240253U (en) | 2023-12-26 |
Family
ID=89268172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321856669.1U Active CN220240253U (en) | 2023-07-14 | 2023-07-14 | Sealed hot air stirring device for brazing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220240253U (en) |
-
2023
- 2023-07-14 CN CN202321856669.1U patent/CN220240253U/en active Active
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