CN210463933U

CN210463933U - Hot air drying equipment

Info

Publication number: CN210463933U
Application number: CN201921006489.8U
Authority: CN
Inventors: 王耀晶; 王龙平; 郑学虎; 郑学宝
Original assignee: Huizhou Xinyuda Technology Co Ltd
Current assignee: Huizhou Xinyuda Technology Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-05-05
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a hot air drying equipment has set up material microscope carrier, stoving external member and backward flow platform. The backflow table is arranged on the frame body and can guide the hot air generated by the air heater, and the hot air flows back to the workpiece under the guidance of the backflow cambered surface; the arrangement of the internal thread on the confluence guide pipe, the arrangement of the external thread on the air heater and the screw connection between the confluence guide pipe and the air heater enable a worker to quickly disassemble the confluence guide pipe with the function of hot air diversion, and the worker can conveniently maintain and replace the confluence guide pipe; when the air outlet angle of the air heater needs to be adjusted, the adjusting bolt is operated to slide along the avoiding hole, the sliding adjusting bolt stops sliding until the air heater is located at the preset air outlet angle, and then the locking nut is screwed down to enable the adjusting bolt to keep the current position, so that the air heater can keep the current air outlet angle, and further the operating personnel can flexibly adjust the air outlet angle of the air heater according to the practical application condition.

Description

Hot air drying equipment

Technical Field

The utility model relates to a drying equipment technical field especially relates to a hot air drying equipment.

Background

The drying equipment refers to a combination of a series of mechanical equipment for drying moisture or other liquid on the surface of an object by certain technical means. The currently popular drying technologies are mainly ultraviolet drying, infrared drying, electromagnetic drying and hot air drying. They have various characteristics and are widely applied to various mechanical equipment and food drying. The existing drying equipment can dry workpieces in large batch, can improve the working environment, has a good drying effect, and is simple and convenient in general operation. Wherein, hot air drying equipment is widely applied to various fields because of its advantages such as simple structure, lower cost, etc.

However, the drying position of the existing hot air drying equipment generally adopts a non-sealing design, so that the heat loss at the drying position is large, and the drying efficiency is low; in addition, the existing hot air drying equipment is generally provided with parts for guiding hot air generated by an air heater to a preset position, but the existing hot air guiding part is difficult to disassemble, so that the maintenance or replacement of the hot air guiding part is difficult; in addition, the air heater that sets up in hot air drying equipment generally adopts fixed connection's mode setting, so, leads to the workman can't adjust the air-out angle of air heater according to the demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing a heat runs off less and drying efficiency is higher, easily dismantles and maintains the spare part that plays the hot-blast effect of water conservancy diversion, can also carry out the hot air drying equipment who adjusts to the air-out angle of air heater.

The purpose of the utility model is realized through the following technical scheme:

a hot air drying apparatus comprising:

a material carrying platform;

the drying kit comprises a frame body, an air heater, an angle adjusting assembly and a flow guide assembly, wherein the frame body is arranged on the material loading platform, the frame body is provided with a position avoiding hole and an adjusting hole, the air heater is rotatably arranged on the frame body and is provided with an external thread, the angle adjusting assembly comprises an adjusting bolt and a locking nut, the end part of the adjusting bolt is sequentially penetrated through the position avoiding hole and the adjusting hole so that the end part of the adjusting bolt is screwed with the locking nut to tightly contact the frame body, the adjusting bolt is used for abutting against the air heater, the flow guide assembly comprises a confluence guide pipe, a main-level flow guide pipe and a plurality of auxiliary-level flow guide pipes, an internal thread is arranged in the confluence guide pipe, the confluence guide pipe is screwed with the hot air heater, and the main-level flow guide pipe and each auxiliary-level flow guide pipe are respectively communicated with the confluence guide pipe, the width of the main-stage flow guide pipe is gradually increased along the direction far away from the air heater, and the width of each auxiliary-stage flow guide pipe is gradually increased along the direction far away from the air heater; and

the backflow platform is arranged on the frame body, a backflow groove is formed in the backflow platform, and a backflow arc surface is arranged in the backflow groove.

In one embodiment, the hot air drying device further includes a jig assembly, the jig assembly includes a plurality of limiting members, and each limiting member is disposed on the material carrying platform.

In one embodiment, each of the stoppers is provided with a rounded portion.

In one embodiment, the drying kit further includes a rotating device, the rotating device includes a bearing and a rotating shaft, the bearing is disposed on the frame body, one end of the rotating shaft is rotatably disposed on the bearing, and one end of the rotating shaft is disposed on the air heater.

In one embodiment, the flow guide assembly comprises two secondary flow guide pipes, and the two secondary flow guide pipes are axially symmetrically distributed around the central axis of the confluence flow guide pipe.

In one embodiment, the side wall of the reflow groove is provided with a position-avoiding groove.

In one embodiment, the angle adjusting assembly further comprises a buffer sleeve, and the buffer sleeve is sleeved on the adjusting bolt.

In one embodiment, the rack body includes a bottom plate and two supporting plates, the bottom plate is disposed on the material loading platform, the return table is disposed on the bottom plate, the two supporting plates are both vertically disposed on the bottom plate, the air heater is disposed between the two supporting plates, the avoiding hole is disposed on one of the supporting plates, and the adjusting hole is disposed on the other supporting plate.

In one embodiment, the bottom plate and the two support plates are integrally formed.

In one embodiment, a thermal insulation glue layer is arranged on the side wall of the reflow groove.

The utility model discloses compare in prior art's advantage and beneficial effect as follows:

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a hot air drying device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of another view angle of the hot air drying device according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 1 at A;

FIG. 4 is an enlarged schematic view of FIG. 2 at B;

fig. 5 is a schematic structural diagram of a flow guide assembly according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, fig. 2 and fig. 3, a hot air drying apparatus 10 includes a material carrying platform 100, a drying kit 200 and a reflow table 300.

Thus, it should be noted that the material carrying platform 100 is used for placing a workpiece, and is also used for carrying the drying kit 200 and the reflow table 300; the drying kit 200 is used for drying a workpiece placed on the material carrying platform 100; the reflow table 300 is used for reflowing the hot air blown to the workpiece by the drying kit 200 to the position of the workpiece.

Referring to fig. 1, 2, 3, 4 and 5, the drying kit 200 includes a frame 210, an air heater 220, an angle adjusting assembly 230 and a flow guiding assembly 240, the frame 210 is disposed on the material carrying platform 100, the frame 210 is formed with an avoiding hole 211 and an adjusting hole 212, the air heater 220 is rotatably mounted on the frame 210, the air heater 220 is formed with an external thread, the angle adjusting assembly 230 includes an adjusting bolt 231 and a locking nut 232, an end of the adjusting bolt 231 is sequentially inserted into the avoiding hole 211 and the adjusting hole 212, so that an end of the adjusting bolt 231 is screwed with the locking nut 232, the locking nut 232 is tightly contacted with the frame 210, the adjusting bolt 231 is abutted against the air heater 220, the flow guiding assembly 240 includes a converging conduit 241, a main-level flow guiding pipe 242 and a plurality of sub-level flow guiding pipes 243, an internal thread is formed in the converging conduit 241, the converging conduit 241 is screwed with the air heater 220, the main-stage flow guide pipe 242 and each of the sub-stage flow guide pipes 243 are respectively communicated with the confluence flow guide pipe 241, the width of the main-stage flow guide pipe 242 is gradually increased along the direction far away from the air heater 220, and the width of each of the sub-stage flow guide pipes 243 is gradually increased along the direction far away from the air heater 220; the reflow table 300 is disposed on the frame body 210, a reflow groove 310 is disposed on the reflow table 300, and a reflow arc 311 is disposed in the reflow groove 310.

Thus, it should be noted that the frame body 210 plays a role of supporting the air heater 220 to rotate; the hot air blower 220 is used for providing hot air; the angle adjusting assembly 230 is used for adjusting the air outlet angle of the air heater 220; the flow guide assembly 240 is used for guiding hot air at the air outlet of the air heater 220 to the position of the workpiece; the converging duct 241 is configured to converge hot air at the air outlet of the air heater 220, and then guide the converged hot air into the main-stage flow guide pipe 242 and each sub-stage flow guide pipe 243; the main-stage guide pipe 242 and each auxiliary-stage guide pipe 243 play a role in guiding hot air, wherein the main-stage guide pipe 242 guides most of hot air to flow to the workpiece for main drying, and the auxiliary-stage guide pipe 243 guides less of hot air to flow to the workpiece for auxiliary drying; the confluence conduit 241 is screwed with the hot air blower 220, so that an operator can rapidly detach the confluence conduit 241 from the hot air blower 220, and the maintenance and overhaul difficulty is reduced; h1 and H2 shown in the figure are both the width H of the main-stage guide pipe 242, H2 is larger than H1, D1 and D2 shown in the figure are both the width D of the secondary-stage guide pipe 243, and D2 is larger than D1, so that the acting area of hot air and the workpiece is enlarged, and the drying efficiency of the workpiece is improved.

In addition, it should be noted that when the air outlet angle of the air heater 220 needs to be adjusted, firstly, the adjusting bolt 231 is slid along the avoiding hole 211, the air heater 220 is pushed to rotate to the predetermined air outlet angle by the adjusting bolt 231, then, the locking nut 232 is tightened to make the locking nut 232 abut against the frame body 210, so as to maintain the relative position between the locking nut 232 and the frame body 210, and thus, the locking nut 232 prevents the air heater 220 from being reset, and finally, the adjustment of the air outlet angle of the air heater 220 is completed. In the practical application process, the hot air after drying the workpiece after coming out of the hot air blower 220 still has a certain amount of heat, and then the hot air flows into the backflow groove 310, and converges with the hot air generated by the hot air blower 220 under the guidance of the backflow arc surface 311, so that the workpiece is dried again, and the loss of heat is reduced.

Referring to fig. 1 and fig. 2, the hot air drying apparatus 10 further includes a jig assembly 400, the jig assembly 400 includes a plurality of limiting members 410, and each limiting member 410 is disposed on the material carrying platform 100.

Thus, it should be noted that the limiting member 410 plays a role of positioning the workpiece, so that the hot air generated by the hot air blower 220 can accurately dry the designated position of the workpiece.

Referring to fig. 1 and fig. 2, each of the position-limiting members 410 is provided with a rounded portion.

As such, it should be noted that the rounded corner can prevent the corner of the limiting member 410 from scratching the surface of the workpiece.

Referring to fig. 2 and 4, the drying kit 200 further includes a rotating device 250, the rotating device 250 includes a bearing 251 and a rotating shaft 252, the bearing 251 is disposed on the frame 210, one end of the rotating shaft 252 is rotatably disposed on the bearing 251, and one end of the rotating shaft 252 is disposed on the air heater 220.

Thus, it should be noted that the bearing 251 is used for supporting the rotating shaft 252 and enabling the rotating shaft 252 to rotate at any angle relative to the frame body 210; the rotation shaft 252 is used to support the air heater 220 and enable the air heater 220 to rotate at any angle relative to the frame body 210.

Referring to fig. 1, 2, 3, 4 and 5, the flow guide assembly 240 includes two secondary flow guide pipes 243, and the two secondary flow guide pipes 243 are axially symmetrically distributed around the central axis of the converging flow guide pipe 241.

Thus, it should be noted that the secondary flow guide pipe 243 is axially and symmetrically distributed, so that the hot air can more comprehensively and uniformly dry the workpiece, and the workpiece is prevented from being reworked due to the uneven drying degree of the drying surface.

Referring to fig. 1, 2, 3 and 4, the sidewall of the reflow tank 310 is formed with an avoiding groove 312.

Therefore, it should be noted that, when drying is required, the avoiding groove 312 is formed, so that the part of the workpiece to be dried can be closer to the backflow arc surface 311, and the drying efficiency of the workpiece is further improved.

Referring to fig. 1 and 3, the angle adjustment assembly 230 further includes a buffer sleeve, and the buffer sleeve is sleeved on the adjustment bolt 231.

Therefore, it should be noted that the buffer sleeve is used for buffering the interaction force between the hot air blower 220 and the adjusting bolt 231, so as to prevent the hot air blower 220 and the adjusting bolt 231 from being worn or damaged due to the interaction force.

Referring to fig. 2 and 4, the frame 210 includes a bottom plate 213 and two supporting plates 214, the bottom plate 213 is disposed on the material carrying platform 100, the reflow table 300 is disposed on the bottom plate 213, the two supporting plates 214 are both vertically disposed on the bottom plate 213, the air heater 200 is disposed between the two supporting plates 214, the avoiding hole 211 is disposed on one of the supporting plates 214, and the adjusting hole 212 is disposed on the other supporting plate 214.

Thus, it should be noted that the bottom plate 213 is used for carrying the reflow stage 300 and the two support plates 214; the supporting plate 214 is used for supporting the rotation of the air heater 220.

Referring to fig. 2 and 4, the bottom plate 213 and the two supporting plates 214 are integrally formed.

Thus, it should be noted that the integral structure can improve the overall mechanical strength of the frame body 210, thereby prolonging the service life of the drying kit 200.

Referring to fig. 3 again, the side wall of the reflow tank 310 is provided with a thermal insulation glue layer.

As described above, the heat insulating layer prevents excessive heat exchange between the hot air flowing through the reflow tank 310 and the reflow tank 310, thereby preventing a large decrease in the amount of heat of the reflow hot air.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A hot air drying apparatus, comprising:

a material carrying platform;

2. The hot air drying device according to claim 1, further comprising a jig assembly, wherein the jig assembly comprises a plurality of position-limiting members, and each position-limiting member is disposed on the material carrying platform.

3. The hot air drying apparatus according to claim 2, wherein each of the stoppers is provided with a rounded portion.

4. The hot air drying device according to claim 1, wherein the drying kit further comprises a rotating device, the rotating device comprises a bearing and a rotating shaft, the bearing is disposed on the frame body, one end of the rotating shaft is rotatably disposed on the bearing, and one end of the rotating shaft is disposed on the air heater.

5. The hot air drying apparatus of claim 1, wherein the flow guide assembly comprises two secondary flow guide pipes, and the two secondary flow guide pipes are axially symmetrically distributed with respect to a central axis of the confluence flow guide pipe.

6. The hot air drying device according to claim 1, wherein the side wall of the return groove is provided with a spacing groove.

7. The hot air drying device according to claim 1, wherein the angle adjustment assembly further comprises a buffer sleeve, and the buffer sleeve is sleeved on the adjustment bolt.

8. The hot air drying device according to claim 1, wherein the frame body comprises a bottom plate and two supporting plates, the bottom plate is arranged on the material carrying platform, the return table is arranged on the bottom plate, the two supporting plates are both vertically arranged on the bottom plate, the air heater is arranged between the two supporting plates, the avoiding hole is arranged on one of the supporting plates, and the adjusting hole is arranged on the other supporting plate.

9. The hot air drying apparatus of claim 8, wherein the bottom plate and the two support plates are of an integrally formed structure.

10. The hot air drying device according to claim 1, wherein a heat insulation glue layer is disposed on a side wall of the backflow groove.