Ventilation and heat dissipation device of heating furnace

Abstract

The ventilation and heat dissipation device comprises an axial flow fan, an air bellow is fixedly installed at the top of the axial flow fan, the top of the air bellow is of a trapezoidal concave structure, ventilation openings are formed in the left side and the right side of the air bellow, and two symmetrically-distributed arc-shaped air guide plates are fixedly installed in the air bellow. And an adjusting assembly for shunting airflow is arranged in the air box. The blowing device is reasonable in design, the height of the V-shaped splitter plate can be adjusted according to bottle blanks with different specifications and lengths, clean air is blown to a bottle body through the ventilating duct, the effect of dissipating heat of the bottle body is achieved, the situation that local high temperature and overheating are caused by rapid heating of the bottle blanks is reduced, the blowing quality of the bottle body is improved, and the blowing efficiency is improved. The application range of the heat dissipation device is greatly expanded, the heat insulation plate on the ventilation side can be conveniently overhauled and replaced by disassembling the sealing plate during overhauling and maintenance, the disassembling and assembling difficulty is reduced, the overhauling and maintenance efficiency is improved, and the service life of the heat dissipation device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of heat dissipation of heating furnaces, in particular to a ventilation and heat dissipation device for a heating furnace. Background Art

[0002] The heating furnace device in the rotary automatic bottle blowing machine is a key auxiliary machine of the main machine. The preform needs to be heated and softened before it can be blown into a bottle shape. Modern manufacturers use lamps for heating, and the required heating temperature is very high, but the temperature of the preform needs to be heated evenly and cannot be heated centrally, otherwise the preform will deform locally after blowing. In the past, the ventilation device of the heating furnace had poor heat dissipation, and insulation boards were used more frequently, and the insulation effect was too obvious. In addition, the later maintenance of the device was inconvenient, and there were many inconveniences in disassembly and assembly. In response to this, we have developed a new type of ventilation and heat dissipation device. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a ventilation and heat dissipation device for a heating furnace, which solves the problems that the heat dissipation of the ventilation devices of heating furnaces in the past is relatively poor, more insulation panels are used, the thermal insulation effect is too obvious, the subsequent maintenance of the device is inconvenient, and there are many inconveniences in disassembly and assembly.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heating furnace ventilation and heat dissipation device, including an axial flow fan, a bellows is fixedly installed on the top of the axial flow fan, the top of the bellows is a trapezoidal recessed structure, and ventilation holes are opened on the left and right sides of the bellows. Two symmetrically distributed arc-shaped air guide plates are fixedly installed in the bellows, and an adjustment component for diverting the airflow is arranged in the bellows, and quick-release components for convenient disassembly and assembly are arranged in the two ventilation holes.

[0007] Preferably, the adjustment assembly includes an electric push rod and a V-shaped diverter plate. The electric push rod is fixedly mounted on the bottom inner wall of the bellows. The V-shaped diverter plate is fixedly mounted on the output shaft end of the electric push rod and is located above the two arc-shaped air guide plates. The front and rear sides of the V-shaped diverter plate are in sliding contact with the front and rear inner walls of the bellows respectively.

[0008] Preferably, the quick-release assembly includes a mounting block, an L-shaped connecting block, a plurality of side heat insulation board fixing plates, a plurality of ventilation side heat insulation boards, two mounting seats and a sealing plate. Mounting grooves are provided on the left and right sides of the bellows, the mounting block is slidably installed in the mounting grooves, the L-shaped connecting block is fixedly installed in the mounting grooves, the mounting block and the L-shaped connecting block are fixedly connected by bolts, a plurality of side heat insulation board fixing plates are fixedly installed on the top of the mounting block and are evenly distributed, a plurality of ventilation side heat insulation boards are respectively detachably installed on the corresponding side heat insulation board fixing plates, the two mounting seats are respectively fixedly installed on the front and rear inner walls of the corresponding vents, the sides of the two mounting seats close to each other are respectively in sliding contact with the corresponding ventilation side heat insulation boards, the sealing plate is detachably installed on the top of the bellows by bolts, and the bottom of the sealing plate is fixedly connected to the two mounting seats by a connecting piece.

[0009] Preferably, the front and rear sides of the plurality of ventilation side heat insulation boards are both inclined structures, and a ventilation duct is formed between two adjacent ventilation side heat insulation boards.

[0010] Preferably, air outlets located below the arc-shaped air guide plate are provided on both left and right sides of the air box.

[0011] Preferably, a plurality of bellows connecting plates symmetrically distributed in pairs are fixedly installed on the top of the bellows by bolts, and two symmetrically distributed square handles are fixedly installed on the top of the bellows by bolts.

[0012] Preferably, an annular mounting plate is fixedly mounted on the bottom of the axial flow fan, and a plurality of mounting holes distributed in an annular array are formed on the annular mounting plate.

[0013] (III) Beneficial effects

[0014] The utility model provides a heating furnace ventilation and heat dissipation device, which has the following beneficial effects:

[0015] (1) The ventilation and heat dissipation device of the heating furnace can adjust the height of the V-shaped diverter plate according to the lengths of various bottle blanks by utilizing an adjustment component composed of an electric push rod and a V-shaped diverter plate, so that clean air is blown to the bottle body through the ventilation duct, thereby achieving the effect of dissipating heat from the bottle body, reducing the situation of local high temperature overheating caused by rapid temperature rise of the bottle blank, improving the blowing quality of the bottle body, and greatly improving the application range of the heat dissipation device.

[0016] (2) This kind of heating furnace ventilation and heat dissipation device utilizes a quick-release assembly composed of a mounting block, an L-shaped connecting block, multiple side insulation board fixing plates, multiple ventilation side insulation boards, two mounting seats and a sealing plate combination. During inspection and maintenance, the ventilation side insulation boards can be easily inspected and replaced by removing the sealing plates, thereby reducing the difficulty of disassembly and assembly, improving the inspection and maintenance efficiency, and extending the service life of the heat dissipation device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the main view of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model when viewed from above;

[0020] Figure 4 The three-dimensional structure of the utility model is shown in FIG. Figure 2 .

[0021] In the figure: 1. Axial flow fan; 2. Bellows; 3. Ventilation port; 4. Curved air guide plate; 5. Electric push rod; 6. V-shaped manifold; 7. Mounting groove; 8. Mounting block; 9. L-shaped connecting block; 10. Side insulation plate fixing plate; 11. Ventilation side insulation plate; 12. Mounting seat; 13. Closing plate; 14. Air outlet; 15. Bellows connecting plate; 16. Square handle; 17. Ring mounting plate; 18. Mounting hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figure 1-4 As shown, the utility model provides a technical solution: a heating furnace ventilation and heat dissipation device, including an axial flow fan 1, a bellows 2 is fixedly installed on the top of the axial flow fan 1, the top of the bellows 2 is a trapezoidal recessed structure, and ventilation holes 3 are opened on the left and right sides of the bellows 2, and two symmetrically distributed arc-shaped air guide plates 4 are fixedly installed in the bellows 2, and an adjustment component for diverting the airflow is arranged in the bellows 2, and quick-release components for convenient disassembly and assembly are arranged in the two ventilation holes 3.

[0024] In this embodiment, an annular mounting plate 17 is fixedly installed at the bottom of the above-mentioned axial flow fan 1, and a plurality of mounting holes 18 distributed in a circular array are opened on the annular mounting plate 17. By utilizing the annular mounting plate 17 and the mounting holes 18, the heat dissipation device can be conveniently installed and fixed at a predetermined position. A plurality of bellows connecting plates 15 symmetrically distributed in pairs are fixedly installed on the top of the bellows 2 by bolts. The bellows connecting plates 15 are used to connect a plurality of bellows 2 in parallel. Two symmetrically distributed square handles 16 are fixedly installed on the top of the bellows 2 by bolts.

[0025] In this embodiment, the above-mentioned adjustment component includes an electric push rod 5 and a V-shaped diverter plate 6. The electric push rod 5 is fixedly mounted on the bottom inner wall of the wind box 2. The V-shaped diverter plate 6 is fixedly mounted on the output shaft end of the electric push rod 5 and is located above the two arc-shaped air guide plates 4. The front and rear sides of the V-shaped diverter plate 6 are in sliding contact with the front and rear inner walls of the wind box 2 respectively. The V-shaped diverter plate 6 can divide the clean air into two streams, which flow to the left and right sides respectively (such as Figure 2 The left and right sides of the bellows 2 are provided with air outlets 14 located below the arc-shaped air guide plate 4, and the clean air can be used to cool the bottle mouth at the upper end of the bottle preform through the air outlets 14.

[0026] In this embodiment, the front and rear sides of the above-mentioned multiple ventilation side insulation boards 11 are inclined structures, and a ventilation duct is formed between two adjacent ventilation side insulation boards 11. Clean wind can be blown to the bottle body through the ventilation duct to achieve the effect of heat dissipation of the bottle body.

[0027] In this embodiment, the quick-release assembly includes a mounting block 8, an L-shaped connecting block 9, a plurality of side heat insulation board fixing plates 10, a plurality of ventilation side heat insulation boards 11, two mounting seats 12 and a sealing plate 13. The left and right sides of the bellows 2 are provided with mounting grooves 7, the mounting block 8 is slidably installed in the mounting grooves 7, and the L-shaped connecting block 9 is fixedly installed in the mounting grooves 7. The L-shaped connecting block 9 can be conveniently used to uniformly replace the mounting block 8 and the plurality of ventilation side heat insulation boards 11 when needed, saving time and improving installation efficiency. The mounting block 8 is fixedly connected to the L-shaped connecting block 9 by bolts, and the plurality of side heat insulation board fixing plates 10 are fixedly installed. It is fixedly installed on the top of the mounting block 8 and is evenly distributed. Multiple ventilation side insulation panels 11 are detachably installed on the corresponding side insulation panel fixing plates 10. Two mounting seats 12 are fixedly installed on the front and rear inner walls of the corresponding vents 3. The sides of the two mounting seats 12 close to each other are in sliding contact with the corresponding ventilation side insulation panels 11. The sealing plate 13 is detachably installed on the top of the wind box 2 by bolts. The bottom of the sealing plate 13 is fixedly connected to the two mounting seats 12 by a connecting piece. The sealing plate 13 can be conveniently inspected and replaced on the ventilation side insulation panels 11 to improve the inspection and maintenance efficiency.

[0028] In this embodiment, it should be noted that a control switch is provided at a suitable position on the bellows 2 or beside the bellows 2, the axial flow fan 1, the electric push rod 5 and the control switch are electrically connected through a wire, and the control switch can be used to control the axial flow fan 1 and the electric push rod 5 to power on and operate respectively.

[0029] Through the above structure, a heating furnace ventilation and heat dissipation device provided by the utility model can adjust the height of the V-shaped diverter plate 6 according to various specifications and lengths of bottle blanks, so that clean wind is blown to the bottle body through the ventilation duct, thereby achieving the effect of dissipating heat to the bottle body, reducing the situation of local high temperature overheating caused by rapid heating of the bottle blank, improving the blowing quality of the bottle body, and greatly improving the application range of the heat dissipation device. During inspection and maintenance, the sealing plate 13 can be removed to facilitate the inspection and replacement of the ventilation side insulation plate 11, thereby reducing the difficulty of disassembly and assembly, improving the inspection and maintenance efficiency, and extending the service life of the heat dissipation device. When in use, the electric push rod 5 is controlled to retract according to the height of the main body of the bottle blank to be cooled. The electric push rod 5 controls the V-shaped splitter plate 6 to move upward to control the operation of the axial flow fan 1. After the clean wind blown out by the axial flow fan 1 passes through the separation and diversion of the arc-shaped air guide plate 4, the clean wind in the middle is divided into two winds by the V-shaped splitter plate 6 and blown to the bottle body through the ventilation duct formed by multiple ventilation side insulation plates 11, so as to dissipate the heat of the bottle body, reduce the situation of local overheating caused by rapid temperature rise of the bottle body, and improve the blowing quality of the bottle body. The clean wind separated by the arc-shaped air guide plate 4 passes through two air outlets 14, which can cool the bottle mouth at the upper end of the bottle preform to avoid excessive temperature of the bottle mouth. When maintenance is needed, the sealing plate 13 can be removed to repair and replace the multiple ventilation side insulation plates 11.

[0030] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope recorded in the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A heating furnace ventilation and heat dissipation device, characterized in that: The invention comprises an axial flow fan (1), a bellows (2) being fixedly mounted on the top of the axial flow fan (1), the top of the bellows (2) being of a trapezoidal concave structure, ventilation openings (3) being provided on both the left and right sides of the bellows (2), two symmetrically distributed arc-shaped air guide plates (4) being fixedly mounted in the bellows (2), an adjustment component for diverting air flow being arranged in the bellows (2), and quick-release components for convenient disassembly and assembly being arranged in the two ventilation openings (3).

2. A heating furnace ventilation and heat dissipation device according to claim 1, characterized in that: The regulating assembly comprises an electric push rod (5) and a V-shaped diverter plate (6), wherein the electric push rod (5) is fixedly mounted on the bottom inner wall of the bellows (2), and the V-shaped diverter plate (6) is fixedly mounted on the output shaft end of the electric push rod (5) and is located above two arc-shaped air guide plates (4), and the front and rear sides of the V-shaped diverter plate (6) are in sliding contact with the front and rear inner walls of the bellows (2) respectively.

3. A heating furnace ventilation and heat dissipation device according to claim 1, characterized in that: The quick-release assembly comprises a mounting block (8), an L-shaped connecting block (9), a plurality of side heat insulation board fixing plates (10), a plurality of ventilation side heat insulation boards (11), two mounting seats (12) and a sealing plate (13); the left and right sides of the wind box (2) are both provided with mounting grooves (7); the mounting block (8) is slidably mounted in the mounting grooves (7); the L-shaped connecting block (9) is fixedly mounted in the mounting grooves (7); the mounting block (8) and the L-shaped connecting block (9) are fixedly connected by bolts; the plurality of side heat insulation board fixing plates (10) are all fixedly mounted on the mounting block (8) and are evenly distributed, a plurality of the ventilation side heat insulation panels (11) are detachably mounted on the corresponding side heat insulation panel fixing plates (10), the two mounting seats (12) are respectively fixedly mounted on the front and rear side inner walls of the corresponding ventilation openings (3), the sides of the two mounting seats (12) close to each other are respectively in sliding contact with the corresponding ventilation side heat insulation panels (11), the sealing plate (13) is detachably mounted on the top of the wind box (2) by bolts, and the bottom of the sealing plate (13) is fixedly connected to the two mounting seats (12) by a connecting piece.

4. A heating furnace ventilation and heat dissipation device according to claim 3, characterized in that: The front and rear sides of the plurality of ventilation side heat insulation panels (11) are both inclined structures, and a ventilation passage is formed between two adjacent ventilation side heat insulation panels (11).

5. The ventilation and heat dissipation device for a heating furnace according to claim 1, characterized in that: The left and right sides of the wind box (2) are both provided with air outlets (14) located below the arc-shaped air guide plate (4).

6. A heating furnace ventilation and heat dissipation device according to claim 1, characterized in that: A plurality of bellows connecting plates (15) symmetrically distributed in pairs are fixedly mounted on the top of the bellows (2) by means of bolts, and two symmetrically distributed square handles (16) are fixedly mounted on the top of the bellows (2) by means of bolts.

7. A heating furnace ventilation and heat dissipation device according to claim 1, characterized in that: An annular mounting plate (17) is fixedly mounted on the bottom of the axial flow fan (1), and a plurality of mounting holes (18) distributed in an annular array are formed on the annular mounting plate (17).

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