CN219053180U - Brazing furnace heat preservation cover - Google Patents
Brazing furnace heat preservation cover Download PDFInfo
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- CN219053180U CN219053180U CN202320022171.9U CN202320022171U CN219053180U CN 219053180 U CN219053180 U CN 219053180U CN 202320022171 U CN202320022171 U CN 202320022171U CN 219053180 U CN219053180 U CN 219053180U
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- heat preservation
- preservation cover
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Abstract
The utility model provides a brazing furnace heat preservation cover, which relates to the technical field of pipe brazing processing and comprises a heat preservation cover body, wherein a cavity is formed in the heat preservation cover body, sealing barrels are symmetrically fixed at two ends of the heat preservation cover body, the sealing barrels are communicated with the cavity, a limit groove is formed in the sealing barrel, and a sealing assembly for auxiliary sealing is arranged at the limit groove; the sealing assembly comprises a blocking plate and a threaded rod, the bottoms of two adjacent blocking plates are connected through a connecting plate, the threaded rod is installed on the connecting plate in a penetrating mode, the mounting plates are horizontally fixed at the top of two adjacent sealing cylinders, the lifting motor is installed on the mounting plates, the air blowing assembly is arranged at the top of each sealing cylinder, and the opening and closing switch is arranged at the top of each limiting groove. The utility model has reasonable structure, can effectively avoid the exchange of the gas in the front chamber and the brazing chamber during working, ensure the atmosphere and the temperature in the brazing chamber, avoid the air entering the brazing chamber as much as possible, and avoid the problems of great heat loss and the like as much as possible.
Description
Technical Field
The utility model relates to the technical field of brazing processing, in particular to a brazing furnace heat preservation cover.
Background
A brazing furnace is an apparatus for metal brazing and bright heat treatment. The structure of the existing aluminum brazing furnace mainly comprises: the device comprises a spray chamber, a drying chamber, a front chamber, a brazing chamber, a slag removing chamber, an atmosphere protection air cooling chamber, a rear chamber and a forced air cooling chamber. In actual operation, air in the drying chamber tends to enter the brazing chamber through the front chamber, thereby destroying the protective atmosphere in the brazing chamber.
In the actual working process, air in the drying chamber often enters the brazing chamber through the front chamber, so that the protective atmosphere in the brazing chamber is damaged, and meanwhile, due to internal communication, heat in the brazing chamber can be outwards lost through communication, so that a great deal of heat loss and the like are caused.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a brazing furnace heat preservation cover which comprises a heat preservation cover body, wherein a cavity is formed in the heat preservation cover body, sealing barrels are symmetrically fixed at two ends of the heat preservation cover body and are communicated with the cavity, a limit groove is formed in the sealing barrel, and an auxiliary sealing assembly is arranged at the limit groove;
the sealing assembly comprises a blocking plate which is inserted and installed in a limiting groove and a threaded rod which drives the height of the blocking plate to be adjusted, wherein the bottoms of two adjacent blocking plates are connected through a connecting plate, the threaded rod is installed on the connecting plate in a penetrating mode, the threaded rod is in threaded fit with the connecting plate, the top of each sealing cylinder is horizontally fixed with a mounting plate, a lifting motor which drives the threaded rod to rotate is installed on the mounting plate, the top of each threaded rod is fixed on a shaft of the lifting motor, an auxiliary blowing assembly which is matched and sealed with the sealing assembly is arranged at the top of each sealing cylinder, and an opening and closing switch which drives the blowing assembly to open and close is arranged at the top of each limiting groove.
As a further preferable scheme, the blowing component comprises a mounting shell arranged at the top of the sealing cylinder, a communicating box is arranged at the air inlet of the mounting shell, one end of the communicating box, which is far away from the mounting shell, is communicated with the cavity inside the heat insulation cover body, an axial flow wind wheel is rotatably arranged inside the mounting shell, the axial flow wind wheel is electrically connected with the opening and closing switch, and an air outlet on the mounting shell is communicated with the inside of the sealing cylinder.
As a further preferable scheme, the bottom of the air outlet is symmetrically provided with guide plates, and the outer side edge of the installation shell is provided with a rotating motor for driving the axial flow wind wheel to rotate.
As a further preferable scheme, a cavity is formed in the top of the blocking plate, an adsorption plate is arranged in the cavity in a sliding mode, an ejection spring is arranged in the cavity, the bottom of the ejection spring is fixed at the bottom of the cavity, and the top of the ejection spring is fixed at the bottom of the adsorption plate.
As a further preferable scheme, a plurality of furnace curtains are arranged in the heat preservation cover body, the furnace curtains are arranged in the heat preservation cover body at equal intervals, and slide ways with different heights are arranged on the furnace curtains.
As a further preferable scheme, the top of the heat preservation cover body is provided with a plurality of air inlet pipes in a rectangular array, and the bottoms of the air inlet pipes are communicated with the inner cavity of the heat preservation cover body.
As a further preferable scheme, the heat-insulating cover body is sequentially provided with a heat-insulating inner shell, a heat-insulating cotton layer and a protective outer shell from inside to outside.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a heat-preserving cover of a brazing furnace,
the utility model has the beneficial effects that:
(1) According to the utility model, through the heat preservation cover body arranged between the front chamber and the brazing chamber, the sealing barrels at the two ends of the heat preservation cover body, and the lifting assembly consisting of the threaded rod and the blocking plate in the sealing barrels, and the blowing assembly consisting of the installation shell, the communication box, the rotating motor, the axial flow wind wheel and the on-off switch, auxiliary preliminary auxiliary sealing treatment can be carried out on the brazing chamber through the blocking plate in different states, when the brazing parts are required to circulate, the blocking plate is opened, the axial flow wind wheel rotates to extract gas to form a wind curtain, so that the front chamber is separated from the gas in the brazing chamber, the conditions of massive loss of atmosphere, temperature and the like in the brazing chamber can be effectively avoided, meanwhile, the wind curtain can also effectively block the air in the drying chamber, so that the internal atmosphere and the temperature of the brazing chamber are effectively protected, and the axial flow wind wheel stops rotating when the blocking plate is completely combined after the working is finished;
(2) According to the utility model, through the furnace curtain arranged in the heat-insulating cover body, sliding ways with different heights are arranged on the furnace curtain, so that the sliding requirements of products with different heights can be realized in the working process.
In summary, the utility model has simple structure, can effectively avoid the exchange of the gas in the front chamber and the brazing chamber during operation, ensure the atmosphere and the temperature in the brazing chamber, avoid the air entering the brazing chamber as much as possible, and avoid the problems of great heat loss and the like as much as possible.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a longitudinal sectional view of a part of the structure of the heat insulation cover body of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 4 is a longitudinal cross-sectional view of a seal cartridge of the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 4B according to the present utility model.
Reference numerals: 1. a heat preservation cover body; 101. a protective housing; 102. a heat preservation cotton layer; 103. a heat-insulating inner shell; 2. an air inlet pipe; 3. a furnace curtain; 4. a sealing cylinder; 401. a limit groove; 5. a seal assembly; 6. a threaded rod; 7. a blocking plate; 701. an adsorption plate; 702. an ejector spring; 8. a lifting motor; 9. a blowing assembly; 901. a mounting shell; 902. an air outlet; 10. a communicating box; 11. an axial flow wind wheel; 1101. a rotating motor; 12. a deflector; 13. the switch is opened and closed.
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," "transverse," "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 orientation or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being 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, this embodiment provides a brazing furnace heat preservation cover, including heat preservation cover body 1, heat preservation cover body 1 has set gradually heat preservation inner shell 103 from inside to outside, heat preservation cotton layer 102 and protecting sheathing 101, through heat preservation cotton layer 102 and the heat preservation casing that sets up, can improve the whole heat preservation effect of heat preservation cover in the course of the work, the cavity has been seted up to heat preservation cover body 1 inside, heat preservation cover body 1 top is rectangular array and is provided with a plurality of intake pipe 2, intake pipe 2 bottom and the inside cavity intercommunication of heat preservation cover body 1, through the intake pipe 2 that sets up, can be when the during operation, different kind inert gas assurance work of rushing into when required.
The inside a plurality of furnace curtain 3 that is provided with of above-mentioned heat preservation cover body 1, a plurality of furnace curtain 3 are at the inside equidistance setting of heat preservation cover body 1, are provided with the slide of co-altitude not on the furnace curtain 3, and the slide of co-altitude not can realize the slip demand of different co-altitude products in the course of the work on the furnace curtain 3.
As shown in fig. 1, fig. 3 and fig. 4, the sealing cylinders 4 are symmetrically fixed at two ends of the heat insulation cover body 1, the sealing cylinders 4 are communicated with the cavity, limiting grooves 401 are formed in the sealing cylinders 4, sealing assemblies 5 for auxiliary sealing are arranged at the limiting grooves 401, each sealing assembly 5 comprises a blocking plate 7 which is installed in the limiting grooves 401 in a plugging mode and a threaded rod 6 for driving the blocking plates 7 to be adjusted in height, the bottoms of two adjacent blocking plates 7 are connected through a connecting plate, the threaded rods 6 are installed on the connecting plate in a penetrating mode, the threaded rods 6 are in threaded fit with the connecting plate, mounting plates are horizontally fixed at the top of the two adjacent sealing cylinders 4, lifting motors 8 for driving the threaded rods 6 to rotate are installed on the mounting plates, and the tops of the threaded rods 6 are fixed on the shafts of the lifting motors 8.
Through the seal assembly 5 that sets up, start elevator motor 8, drive threaded rod 6 when elevator motor 8 rotates and rotate, threaded cooperation between threaded rod 6 and the connecting plate to make the connecting plate descend, drive barrier plate 7 in the in-process that the connecting plate descends, adsorption plate 701 descends when barrier plate 7 descends simultaneously, can realize the removal of brazing the part at this moment, barrier plate 7 carries out the auxiliary seal to the room of brazing when unoperated state.
The cavity is offered at baffle 7 top department, and the intracavity is provided with adsorption plate 701 in the slip, is provided with ejection spring 702 in the cavity, and ejection spring 702 bottom is fixed in cavity bottom department, and ejection spring 702 top is fixed in adsorption plate 701 bottom department, through the adsorption plate 701 that sets up, can be in the adsorption state when being close to spacing groove 401 top department to guarantee the whole leakproofness between spacing groove 401 and the baffle 7.
As shown in fig. 1, fig. 4 and fig. 5, the top of the sealing cylinder 4 is provided with the auxiliary blowing component 9 matched and sealed with the sealing component 5, the blowing component 9 comprises a mounting shell 901 mounted at the top of the sealing cylinder 4, a communication box 10 is mounted at the air inlet of the mounting shell 901, one end of the communication box 10 away from the mounting shell 901 is communicated with a cavity inside the heat insulation cover body 1, an axial flow wind wheel 11 is rotatably arranged inside the mounting shell 901, the axial flow wind wheel 11 is electrically connected with an opening and closing switch 13, the opening and closing switch 13 is in a power-off state when pressed and is in a power-on state when not pressed, an air outlet 902 on the mounting shell 901 is communicated with the inside of the sealing cylinder 4, guide plates 12 are symmetrically mounted at the bottom of the air outlet 902, the guide plates 12 are arranged, the air outlet can be adjusted to a designated angle when in operation, and after starting, the air inside two chambers are ensured to independently and not leak outside, a rotating motor 1101 is mounted on the outer side of the mounting shell 901, the opening and closing switch 13 for driving the axial flow wind wheel 11 to rotate is arranged at the top of the limiting groove 401.
Through the subassembly 9 of blowing that sets up, the adsorption plate 701 descends when the barrier plate 7 descends to make the opening of opening and closing switch 13, opening and closing switch 13 and rotation motor 1101 electricity link, thereby make rotation motor 1101 start drive axial fan 11 rotate, and then hang down the air in the heat preservation cover body 1 perpendicularly and form the air curtain, can carry out pneumatic seal with antechamber, the room of brazing, atmosphere and the temperature that can protect the room of brazing inside, avoid brazing the part to open the temperature and the atmosphere of brazing the room when the barrier plate 7 removes a large amount of losses as far as possible, can improve the whole heat preservation effect of device.
Working procedure
When the brazing part needs to move out through the slide way, the lifting motor 8 is started, the threaded rod 6 is driven to rotate when the lifting motor 8 rotates, the threaded rod 6 is in threaded fit with the connecting plate, so that the connecting plate descends, the blocking plate 7 is driven to descend in the descending process of the connecting plate, the adsorption plate 701 descends while the blocking plate 7 descends, the on-off switch 13 is opened, the on-off switch 13 is electrically connected with the rotating motor 1101, the rotating motor 1101 is started to drive the axial flow wind wheel 11 to rotate, air in the heat insulation cover body 1 vertically hangs down to form a wind curtain, the front chamber and the brazing chamber can be subjected to pneumatic sealing treatment, the atmosphere and the temperature in the brazing chamber can be protected, the temperature and the atmosphere of the brazing chamber are prevented from losing greatly when the blocking plate 7 is opened to move as much as possible, the whole heat insulation effect of the device can be improved, the outside air can be prevented from entering the brazing chamber in a large amount through the formed wind curtain, after the brazing part moves, the blocking plate 7 is inserted and installed at the limit groove 401, and the rotating motor is stopped when the adsorption plate 1101 is pushed to the on the position of the on the switch 13, and electric energy is saved.
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 brazing furnace heat preservation cover is characterized by comprising a heat preservation cover body, wherein a cavity is formed in the heat preservation cover body, sealing barrels are symmetrically fixed at two ends of the heat preservation cover body, the sealing barrels are communicated with the cavity, a limit groove is formed in the sealing barrel, and an auxiliary sealing assembly is arranged at the limit groove;
the sealing assembly comprises a blocking plate which is inserted and installed in a limiting groove and a threaded rod which drives the height of the blocking plate to be adjusted, wherein the bottoms of two adjacent blocking plates are connected through a connecting plate, the threaded rod is installed on the connecting plate in a penetrating mode, the threaded rod is in threaded fit with the connecting plate, the top of each sealing cylinder is horizontally fixed with a mounting plate, a lifting motor which drives the threaded rod to rotate is installed on the mounting plate, the top of each threaded rod is fixed on a shaft of the lifting motor, an auxiliary blowing assembly which is matched and sealed with the sealing assembly is arranged at the top of each sealing cylinder, and an opening and closing switch which drives the blowing assembly to open and close is arranged at the top of each limiting groove.
2. The brazing furnace heat preservation cover according to claim 1, wherein the air blowing assembly comprises a mounting shell arranged at the top of the sealing cylinder, a communicating box is arranged at an air inlet of the mounting shell, one end of the communicating box, which is far away from the mounting shell, is communicated with a cavity inside the heat preservation cover body, an axial flow wind wheel is rotatably arranged inside the mounting shell, the axial flow wind wheel is electrically connected with the opening and closing switch, and an air outlet on the mounting shell is communicated with the inside of the sealing cylinder.
3. The brazing furnace heat preservation cover according to claim 2, wherein guide plates are symmetrically arranged at the bottom of the air outlet, and a rotating motor for driving the axial flow wind wheel to rotate is arranged on the outer side edge of the installation shell.
4. The brazing furnace heat preservation cover according to claim 1, wherein a cavity is formed in the top of the blocking plate, an adsorption plate is arranged in the cavity in a sliding mode, an ejection spring is arranged in the cavity, the bottom of the ejection spring is fixed at the bottom of the cavity, and the top of the ejection spring is fixed at the bottom of the adsorption plate.
5. The brazing furnace heat preservation cover according to claim 1, wherein a plurality of furnace curtains are arranged inside the heat preservation cover body, the furnace curtains are equidistantly arranged inside the heat preservation cover body, and sliding ways with different heights are arranged on the furnace curtains.
6. The brazing furnace heat preservation cover according to claim 1, wherein a plurality of air inlet pipes are arranged on the top of the heat preservation cover body in a rectangular array, and the bottoms of the air inlet pipes are communicated with an inner cavity of the heat preservation cover body.
7. The brazing furnace heat preservation cover according to claim 1, wherein the heat preservation cover body is provided with a heat preservation inner shell, a heat preservation cotton layer and a protection outer shell from inside to outside in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320022171.9U CN219053180U (en) | 2023-01-05 | 2023-01-05 | Brazing furnace heat preservation cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320022171.9U CN219053180U (en) | 2023-01-05 | 2023-01-05 | Brazing furnace heat preservation cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219053180U true CN219053180U (en) | 2023-05-23 |
Family
ID=86366468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320022171.9U Active CN219053180U (en) | 2023-01-05 | 2023-01-05 | Brazing furnace heat preservation cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219053180U (en) |
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2023
- 2023-01-05 CN CN202320022171.9U patent/CN219053180U/en active Active
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