CN216245284U - Rotatable formula solder flux drying cabinet - Google Patents

Abstract

The utility model provides a rotatable welding flux drying box which comprises a box body, wherein the box body is rotatably connected above a support, two ends of the box body are sealed, the box body comprises an inner shell and an outer shell which are coaxially sleeved together, a heating cavity is arranged between the inner shell and the outer shell, one end of the heating cavity is communicated with an air guide pipe positioned at one end of the box body, the other end of the air guide pipe is connected with an air blower through a heater, the heater and the air blower are fixedly connected on the support, a material opening communicated with the inner shell and an air outlet communicated with the heating cavity are arranged on the surface of the box body, and a cover body is arranged at the material opening. The utility model has the beneficial effects that: set up the box into interior casing and shell body two-layer structure to set up the heating chamber between including casing and shell body, heating chamber and air duct intercommunication, hot-air gets into the heating intracavity from the air duct and heats interior casing, carries out the drying to the inside solder flux of interior casing through heat-conduction, and the box rotates the solder flux of inside to overturn simultaneously, makes the better efficiency of solder flux drying effect higher.

Description

Rotatable formula solder flux drying cabinet

Technical Field

The utility model belongs to the field of welding flux drying box equipment, and particularly relates to a rotatable welding flux drying box.

Background

The flux comprises molten salt, organic matters, active gas, metal steam and the like, namely, except the base metal and the brazing filler metal, the flux generally refers to a third substance for reducing the interfacial tension of the base metal and the brazing filler metal, and the third substance is in the form of granular powder and can be melted to form slag and gas during welding to protect a molten pool and play a metallurgical role. The flux needs to be dried when being produced and used, at present, most of devices for drying the flux are directly placed or internally provided with stirring mechanisms, the former directly dries the welding in a box body through a heating unit, the drying efficiency is low, and the drying effect is not good; the latter stirring mechanism is easy to attach residues after the previous use in the box body, has more dead corners and is difficult to clean, and impurities are easy to be introduced into the next batch of welding flux.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to overcoming the above-mentioned disadvantages of the prior art and providing a rotatable solder drying oven.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a rotatable formula solder flux drying cabinet, the power distribution box comprises a box body, a support, the box rotates to be connected in the support top, the setting is sealed at the box both ends, the box includes coaxial interior casing and the shell body that cup joints together, be equipped with the heating chamber between interior casing and the shell body, heating chamber one end and the air duct intercommunication that is located box one end, the air duct other end passes through the heater connection air-blower, the equal rigid coupling of heater and air-blower is on the support, be equipped with on the box surface with the material mouth of interior casing intercommunication and with the gas vent of heating chamber intercommunication, material mouth department is equipped with the lid.

Furthermore, a plurality of annular heat conducting fins are arranged on the outer side of the inner shell along the circumferential direction.

Furthermore, the cross-sectional dimension of the heat-conducting sheet is smaller than that of the heating cavity, and a plurality of air guide holes are uniformly formed in the heat-conducting sheet.

Furthermore, a plurality of guide plates are obliquely arranged on the inner wall of the inner shell.

Further, the guide plate includes first guide plate and second guide plate, and a plurality of first guide plates are located the one side of interior casing inner wall, and a plurality of second guide plates are located the opposite side of interior casing inner wall, and first guide plate and second guide plate are crisscross each other to be distributed, and the incline direction is unanimous.

Further, the box is connected the coaxial spread groove that is equipped with the outside opening of one end tip of air duct, and spread groove inner seals the setting, and evenly sets up a plurality of bleeder vents that communicate with the heating chamber on the spread groove circumference lateral wall, and the end of giving vent to anger of air duct is pegged graft in the spread groove and is located bleeder vent front side department.

Furthermore, the support comprises a base and support plates, wherein the support plates are fixedly connected to two ends of the upper surface of the base vertically, the two support plates are arranged oppositely, and the box body is horizontally arranged and rotatably connected between the two support plates.

Furthermore, the connecting hole has all been seted up to every extension board upper end, and the box both ends are connected in corresponding connecting hole through the bearing respectively, and have from the driving wheel at box one end outside rigid coupling, have the motor at base upper surface rigid coupling, and the output shaft rigid coupling of motor has the action wheel, and the action wheel is connected through the belt between with the follow driving wheel.

Further, the extension board outside rigid coupling that corresponds with the air duct has the limiting plate of L type, semicircular first recess has been seted up to limiting plate top face, first spacing groove has been seted up on the first recess inner wall, and the both ends opening of first spacing groove all is located the top face department of limiting plate, butt joint rigid coupling has the stopper at the limiting plate upside, semicircular second recess has been seted up to the lower terminal surface of stopper, the second spacing groove has been seted up on the second recess inner wall, and the both ends opening of second spacing groove all is located the lower terminal surface department of stopper, first recess is in the same place with the butt joint of second recess, first spacing groove and second spacing groove butt joint are in the same place, the air duct is located first recess and second recess, circumference rigid coupling has the spacing ring on the air duct lateral wall, the spacing ring is located first spacing groove and second spacing inslot.

Furthermore, be equipped with the internal thread in the material mouth, lid and material mouth contact department are equipped with the external screw thread, and the lid passes through threaded connection in material mouth department, and is equipped with the bar lug in lid outside surface an organic whole.

Compared with the prior art, the utility model has the following advantages:

the rotatable type welding flux drying box is characterized in that the box body is of a two-layer structure of the inner shell and the outer shell, the heating cavity is arranged between the inner shell and the outer shell and communicated with the external air guide pipe, air is sent by the air blower and heated by the heater and then enters the heating cavity from the air guide pipe, the inner shell is heated, welding flux in the inner shell is dried through heat conduction, and meanwhile the box body rotates to turn over the welding flux in the inner shell, so that the welding flux drying effect is better, and the welding flux drying efficiency is higher.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of a rotatable flux drying oven according to an embodiment of the present invention;

FIG. 2 is a left side view of the housing according to the embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural diagram of an inner housing according to an embodiment of the present invention;

FIG. 5 is a schematic view of a connection structure of a limiting block and a limiting plate connected with an airway tube according to an embodiment of the utility model;

fig. 6 is a schematic diagram of a limiting plate structure according to an embodiment of the utility model;

fig. 7 is a schematic structural diagram of a limiting block according to an embodiment of the utility model.

Description of reference numerals:

1. a box body; 11. an inner housing; 111. a heat conductive sheet; 1111. an air vent; 112. a baffle; 113. a material port; 114. a cover body; 12. an outer housing; 121. an exhaust port; 13. a heating cavity; 14. connecting grooves; 141. air holes are formed; 2. a support; 21. a base; 22. a support plate; 221. connecting holes; 23. cushion blocks; 3. a motor; 4. a blower; 5. a heater; 6. an air duct; 6. a limiting ring; 7. a belt; 8. a limiting plate; 81. a first groove; 82. a first limit groove; 83. a threaded hole; 9. a limiting block; 91. a second groove; 92. a second limit groove; 93. a counterbore.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in the figure, a rotatable formula solder flux drying cabinet, including box 1, support 2, box 1 rotates to be connected in support 2 top, the setting is sealed at 1 both ends of box, box 1 is including coaxial interior casing 11 and the shell body 12 that cup joints together, be equipped with heating chamber 13 between interior casing 11 and the shell body 12, heating chamber 13 one end and the air duct 6 intercommunication that is located 1 one end of box, air duct 6 other end passes through heater 5 and connects air-blower 4, the equal rigid coupling of heater 5 and air-blower 4 is on support 2, be equipped with material mouthful 113 and the gas vent 121 that feeds through with heating chamber 13 with interior casing 11 intercommunication on the surface of box 1, material mouthful 113 department is equipped with lid 114. In this embodiment, set up box 1 into two-layer structure of interior casing 11 and shell body 12, and set up heating chamber 13 between interior casing 11 and shell body 12, heating chamber 13 and outside air duct 6 intercommunication, the air is sent into and is heated in heating chamber 13 from air duct 6 behind heater 5 heating through air-blower 4, heat interior casing 11, dry the inside flux of interior casing 11 through heat-conduction, box 1 rotates the flux of inside and overturns simultaneously, make the dry effect of flux better, efficiency is higher. In this embodiment, the inside of the heater 5 is heated by a heating wire, which is the prior art, and the improvement point of this scheme is not described here, so the detailed structure thereof is not described again.

The outer side of the inner shell 11 is circumferentially provided with a plurality of annular heat conducting fins 111, in the embodiment, the heat conducting fins 111 are made of alumina, and exchange heat with hot air in the heating cavity 13, so that the duration of the heat is prolonged, the heat exchange efficiency is increased, and the heat is prevented from being directly discharged from the heating cavity 13 along with the hot air.

The sectional dimension of the heat conducting sheet 111 is smaller than that of the heating cavity 13, so that on one hand, the whole heating cavity 13 is filled with hot air conveniently, on the other hand, the stay time of the hot air in the heating cavity 13 can be prolonged, and the heat conducting sheet 111 is uniformly provided with the plurality of air guide holes 1111, so that the contact area of the hot air and the heat conducting sheet 111 is increased, and the heat exchange capacity of the heat conducting sheet 111 and the hot air is improved.

Interior casing 11 inner wall slopes to be equipped with a plurality of guide plates 112, rotates the in-process when box 1, drives inside solder flux and rolls from top to bottom, adopts guide plate 112 to shunt the solder flux, reaches the effect of stirring, and is unlikely to the whole whereabouts of piling of solder flux, consequently sets up guide plate 112 and can effectively improve drying efficiency.

The baffles 112 include a first baffle 112 and a second baffle 112, a plurality of first baffles 112 are located on one side of the inner wall of the inner shell 11, a plurality of second baffles 112 are located on the other side of the inner wall of the inner shell 11, the first baffles 112 and the second baffles 112 are distributed in a staggered manner, and the inclination directions are consistent. Considering the convenience of production and installation, the inner housing 11 can be configured as a structure formed by butting two symmetrically arranged half inner housings 11, firstly, a plurality of guide plates 112 are welded on the inner wall of each half inner housing 11 in an inclined manner, then, the two half inner housings 11 are butted together and welded and fixed to form a circumferentially closed inner housing 11, and then, a plurality of heat-conducting fins 111 are fixedly connected to the outer side of the inner housing 11; similarly, the outer shell 12 is also provided with a structure formed by butting two symmetrical half outer shells 12 together, and after the inner shell 11 is processed, the two half outer shells 12 are butted together at the outer side of the inner shell 11 and are welded and fixed; for the sealing arrangement of the two ends of the box body 1, after the inner shell 11 is processed, a stop block is welded at the two ends of the inner shell 11, the outer shell 12 is arranged outside the inner shell 11, and the two ends of the outer shell 12 and the corresponding stop blocks are welded together.

The box 1 is connected the coaxial spread groove 14 that is equipped with the outside opening of one end tip of air duct 6, and spread groove 14 the inner sets up of sealing, and evenly sets up a plurality of bleeder vents 141 with heating chamber 13 intercommunication on the spread groove 14 circumference lateral wall, and the end of giving vent to anger of air duct 6 is pegged graft in spread groove 14 and is located bleeder vent 141 front side department, gets into heating chamber 13 through bleeder vent 141 after hot-air flows from air duct 6.

The support 2 comprises a base 21 and support plates 22, wherein the two ends of the upper surface of the base 21 are respectively and vertically fixedly connected with one support plate 22, the two support plates 22 are oppositely arranged, and the box body 1 is horizontally arranged and rotatably connected between the two support plates 22. In this embodiment, the base 21 and the support plate 22 support the box body 1 in a rotating manner.

Connecting holes 221 are formed in the upper end of each support plate 22, the two ends of the box body 1 are connected into the corresponding connecting holes 221 through bearings respectively, a driven wheel is fixedly connected to the outer side of one end of the box body 1, a motor 3 is fixedly connected to the upper surface of the base 21, an output shaft of the motor 3 is fixedly connected with a driving wheel, and the driving wheel and the driven wheel are connected through a belt 7. In this embodiment, the motor 3 drives the driving wheel to rotate, and then drives the driven wheel to rotate, and finally the rotation of the box body 1 is realized.

An L-shaped limiting plate 8 is fixedly connected with the outer side of the support plate 22 corresponding to the air duct 6, a semicircular first groove 81 is arranged on the top end surface of the limiting plate 8, a first limiting groove 82 is arranged on the inner wall of the first groove 81, openings at two ends of the first limiting groove 82 are both positioned on the top end surface of the limiting plate 8, a limit block 9 is fixedly connected to the upper side of the limit plate 8 in a butt joint manner, a semicircular second groove 91 is arranged on the lower end surface of the limit block 9, a second limit groove 92 is arranged on the inner wall of the second groove 91, openings at two ends of the second limiting groove 92 are positioned at the lower end surface of the limiting block 9, the first groove 81 is butted with the second groove 91, the first limiting groove 82 is butted with the second limiting groove 92, the air duct 6 is positioned in the first groove 81 and the second groove 91, the outer side wall of the air duct 6 is circumferentially and fixedly connected with a limiting ring 6, and the limiting ring 6 is positioned in the first limiting groove 82 and the second limiting groove 92. In this embodiment, the first groove 81 and the second groove 91 have the same size, and the radius is the same as the radius of the outer wall of the air duct 6; the first limit groove 82 and the second limit groove 92 have the same size, and are in the same size with the limit ring 6 after being butted; counter bores 93 are formed in the two ends, located in the second limiting groove 92, of the upper end face of the limiting block 9, threaded holes 83 are formed in the positions, corresponding to the counter bores 93, of the upper end face of the limiting block 8, and the counter bores 93 and the corresponding threaded holes 83 are fixedly connected together through group purchase screws. In this embodiment, the first and second limiting grooves 82, 92 and the limiting ring 6 cooperate to ensure that the air duct 6 is not dropped off after being installed at one end of the box body 1 and when the box body 1 rotates.

Be equipped with the internal thread in the material mouth 113, the lid 114 is equipped with the external screw thread with material mouth 113 contact department, and lid 114 passes through threaded connection in material mouth 113 department, and is equipped with the bar lug in lid 114 outside surface an organic whole, conveniently twists and moves lid 114.

In this embodiment, a cushion block 23 is fixedly connected to the bottom of the motor 3, and the cushion block 23 is fixedly connected to the upper surface of the base 21.

In this embodiment, set up the rubber pad at the outer end opening part of connecting groove 14, reduce the clearance between 14 opening parts of connecting groove and the air duct 6, still do not influence the rotation of box 1 simultaneously, in this embodiment, need not seek to have better leakproofness between the connecting groove 14 of air duct 6 and box 1, as long as when guaranteeing box 1 to rotate, can not have more hot-air to spill, hot-air can get into heating chamber 13 through bleeder vent 141 from the great part of air duct 6 back of coming out.

The working process of the embodiment is as follows:

flux is poured into the inner shell 11 from the material port 113, then the cover body 114 is covered, air is sent by the air blower 4 and heated by the heater 5, then enters the heating cavity 13 from the air guide pipe 6, the inner shell 11 is heated, the flux in the inner shell 11 is dried through heat conduction, meanwhile, the starting motor 3 drives the driving wheel to rotate, and further drives the driven wheel to rotate, finally, the rotation of the box body 1 is realized, the flux in the box body 1 is turned over, and in the flux turning process, the flux is also shunted through the guide plate 112, so that the drying effect is better, and the drying efficiency is higher; the dried flux is discharged from the discharge port 113.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A rotatable formula flux drying cabinet which characterized in that: including box, support, the box rotates to be connected in the support top, and the box both ends seal the setting, and the box is equipped with the heating chamber including coaxial interior casing and the shell body that cup joints together between interior casing and the shell body, heating chamber one end and the air duct intercommunication that is located box one end, the air duct other end passes through the heater connection air-blower, the equal rigid coupling of heater and air-blower on the support, be equipped with on the box surface with the material mouth of interior casing intercommunication and with the gas vent of heating chamber intercommunication, material mouth department is equipped with the lid.

2. The rotatable flux drying oven of claim 1, wherein: a plurality of annular heat conducting fins are arranged on the outer side of the inner shell along the circumferential direction.

3. The rotatable flux drying oven of claim 2, wherein: the cross-sectional dimension of the heat conducting sheet is smaller than that of the heating cavity, and a plurality of air guide holes are uniformly formed in the heat conducting sheet.

4. The rotatable flux drying oven of claim 1, wherein: a plurality of guide plates are obliquely arranged on the inner wall of the inner shell.

5. The rotatable flux drying oven of claim 4, wherein: the guide plate includes first guide plate and second guide plate, and a plurality of first guide plates are located the one side of interior casing inner wall, and a plurality of second guide plates are located the opposite side of interior casing inner wall, and first guide plate and second guide plate are crisscross each other to be distributed, and the incline direction is unanimous.

6. The rotatable flux drying oven of claim 1, wherein: the box is connected the coaxial outside spread groove that is equipped with the opening of one end tip of air duct, and spread groove inner seals the setting, and evenly sets up a plurality of bleeder vents that communicate with the heating chamber on the spread groove circumference lateral wall, and the end of giving vent to anger of air duct is pegged graft in the spread groove and is located bleeder vent front side department.

7. The rotatable flux drying oven of claim 1, wherein: the support includes base, extension board, and the respective vertical rigid coupling in base upper surface both ends has an extension board, and two extension boards set up relatively, and the box level sets up and rotates to be connected between two extension boards.

8. The rotatable flux drying oven of claim 7, wherein: the connecting hole has all been seted up to every extension board upper end, and the box both ends are connected in corresponding connecting hole through the bearing respectively, and have from the driving wheel at box one end outside rigid coupling, have the motor at base upper surface rigid coupling, and the output shaft rigid coupling of motor has the action wheel, and the action wheel is connected through the belt between with following the driving wheel.

9. The rotatable flux drying oven of claim 7, wherein: the extension board outside rigid coupling that corresponds with the air duct has the limiting plate of L type, semicircular first recess has been seted up to limiting plate top end face, first spacing groove has been seted up on the first recess inner wall, and the both ends opening of first spacing groove all is located the top face department of limiting plate, butt joint rigid coupling has the stopper at the limiting plate upside, semicircular second recess has been seted up to the lower terminal surface of stopper, the second spacing groove has been seted up on the second recess inner wall, and the both ends opening of second spacing groove all is located the lower terminal surface department of stopper, first recess is in the same place with the butt joint of second recess, first spacing groove is in the same place with the butt joint of second spacing groove, the air duct is located first recess and second recess, circumference rigid coupling has the spacing ring on the air duct lateral wall, the spacing ring is located first spacing groove and second spacing inslot.

10. The rotatable flux drying oven of claim 1, wherein: the material port is internally provided with an internal thread, the contact part of the cover body and the material port is provided with an external thread, the cover body is connected with the material port through the thread, and the outer side surface of the cover body is integrally provided with a strip-shaped lug.

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