Tire base drying device for waterproof roll production

Abstract

The utility model relates to a tire base drying device for waterproof roll production, which comprises a drying box, a horizontal conveying roller way and a drying mechanism, and is technically characterized in that the drying mechanism comprises an upper drying component and a lower drying component which are positioned above and below the horizontal conveying roller way; the upper drying assembly and the lower drying assembly each comprise a horizontal rectifying cylinder with the two ends closed, a concentric air inlet pipe arranged in the horizontal rectifying cylinder, two supports arranged on the outer wall of the concentric air inlet pipe in a spaced mode and a heating piece hung between the two supports, and the outer wall of the concentric air inlet pipe is provided with a ventilation groove facing the heating piece and communicating with the horizontal rectifying cylinder. A plurality of groups of hot air spray pipes facing the horizontal conveying roller way are uniformly arranged on the horizontal rectifying cylinder along the length direction, two ends of the concentric air inlet pipe are supported on the front and rear side walls of the drying box by bearings, an induced draft fan is fixed on the outer side of one end, the other end is closed, and a swing transmission mechanism is fixed on the pipe section, exposed out of the drying box, of the concentric air inlet pipe. The device obviously improves the drying efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of waterproof coiled material production equipment, in particular to a base drying device for waterproof coiled material production. Background Art

[0002] Waterproofing membrane is a kind of flexible building material product that can be rolled into a roll to prevent the leakage of rainwater and groundwater from the outside. It is the first barrier of waterproofing of the whole project as a leak-free connection between the engineering foundation and the building, and plays a vital role in the whole project. Waterproofing membrane is generally composed of a base, a modified asphalt layer on the upper and lower surfaces of the base, and a covering material on the surface of the modified asphalt layer. The base is made of polyester felt, glass fiber felt or glass fiber reinforced polyester felt.

[0003] When producing waterproof coiled materials, it is necessary to first use a conveying mechanism to send the base to a drying device, remove the moisture therein, and then send it into a dipping tank for dipping modified asphalt to prevent the moisture remaining in the base from evaporating after coating and forming holes in the coiled material, affecting the waterproof performance. For example, CN 220871358 U discloses a base drying device for modified asphalt waterproof coiled materials production, which includes a drying box, and the two sides of the drying box are respectively provided with an inlet and an outlet for the base to move, a servo motor is provided on the outer wall of one side of the drying box, a water filter plate for supporting the base is provided on the inner wall of the bottom of the drying box, a screw rod coaxially connected to the output shaft of the servo motor is provided on the inner wall of the top of the drying box, and the screw rod is threadedly connected to a heating box slidably connected to the drying box, and a scraper plate for scraping off the moisture of the base is provided vertically downward at the bottom of the heating box, and a flow supply component for providing heated airflow to the base is also provided in the heating box, and a heating element for increasing the internal temperature of the drying box is also provided in the drying box. The drying device is intended to fully dry the base and enhance the drying effect. However, the following problems still exist: the wiper acts on the upper surface of the tire base, which is not conducive to the dripping of water and is therefore not conducive to rapid drying. Summary of the invention

[0004] The purpose of the utility model is to provide a base drying device for waterproof coiled material production which has a reasonable structure and is reliable in use to solve the above-mentioned problems, and further improve the drying efficiency.

[0005] The technical solution of the utility model is:

[0006] A tire base drying device for waterproof coiled material production comprises a drying box, a horizontal conveying roller arranged in the drying box and a drying mechanism, wherein the front and rear side walls of the drying box are provided with an inlet and an outlet corresponding to the horizontal conveying roller, and the technical key points are as follows: the drying mechanism comprises an upper drying assembly located above the horizontal conveying roller and a lower drying assembly located below the horizontal conveying roller, the upper drying assembly and the lower drying assembly respectively comprise a horizontal rectifying cylinder with closed ends, a concentric air inlet pipe arranged in the horizontal rectifying cylinder, two brackets arranged at intervals on the outer wall of the concentric air inlet pipe, and a heating element suspended between the two brackets, a ventilation slot facing the heating element and connected to the horizontal rectifying cylinder is provided on the outer wall of the concentric air inlet pipe, a plurality of groups of hot air nozzles facing the horizontal conveying roller are evenly provided on the horizontal rectifying cylinder along the length direction, the two ends of the concentric air inlet pipe are supported on the front and rear side walls of the drying box by bearings, and an induced draft fan is fixed on the outer side of one end and the other end is closed, and a swing transmission mechanism is also fixed on the pipe section of the concentric air inlet pipe exposed outside the drying box.

[0007] The above-mentioned tire base drying device for waterproof coil production, the swing transmission mechanism is a semicircular gear structure fixed on the concentric air inlet pipe, and a driving gear that cooperates with the semicircular gear structure is fixed on the outside of the drying box, and the axle of the driving gear is connected to the output end of the servo motor.

[0008] In the above-mentioned tire base drying device for waterproof coiled material production, each group of hot air nozzles is composed of a plurality of radial nozzles connected to a horizontal rectifier cylinder, and the angles between two adjacent radial nozzles in the same group are equal.

[0009] The above-mentioned tire base drying device for the production of waterproof coiled materials, the front side wall of the drying box is respectively provided with a front pressure roller assembly at the upper and lower positions of the entrance, and the rear side wall of the drying box is respectively provided with a rear pressure roller assembly at the upper and lower positions of the exit, the front pressure roller assembly and the rear pressure roller assembly respectively include an upper pressure roller and a lower pressure roller, and the roller shafts of the upper and lower pressure rollers of the rear pressure roller assembly are hollow shafts and heating rods are provided therein.

[0010] The above-mentioned tire base drying device for waterproof coil production, the upper pressure roller and the lower pressure roller are respectively connected to independent roller frames, and the roller frames are composed of a left frame and a right frame arranged at intervals, and the left frame and the right frame are respectively provided with longitudinal long holes, and the positioning screws are connected and fixed to the drying box after passing through the longitudinal long holes.

[0011] The above-mentioned base drying device for waterproof coiled material production has a drying box with a cone-shaped bottom and a drain port at the lower end, and a sealing cover at the lower end of the drain port.

[0012] In the above-mentioned base drying device for waterproof coiled material production, the multiple groups of hot air nozzles on the horizontal rectifying cylinders of the upper drying assembly and the lower drying assembly are arranged in a staggered manner.

[0013] The beneficial effects of the utility model are:

[0014] 1. The upper drying assembly and the lower drying assembly located on the horizontal conveying roller simultaneously spray hot air to the tire base conveyed on the horizontal conveying roller, and the swing transmission mechanism drives the horizontal rectifier cylinders of the upper drying assembly and the lower drying assembly to swing during the working process, so that each group of hot air nozzles dynamically sprays air toward the tire base to achieve efficient blowing and drying.

[0015] 2. The roller shafts of the upper and lower rollers of the rear roller assembly are hollow shafts and are provided with heating rods. The heat generated by the heating rods is used to strengthen the drying of the tire base output from the drying box, thereby enhancing the drying effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 yes Figure 1 An internal side view of a drying device;

[0018] Figure 3 yes Figure 1 Right view of .

[0019] In the figure: 1. roller frame, 2. upper pressure roller, 3. tire base, 4. lower pressure roller, 5. concentric air inlet pipe, 6. induced draft fan, 7. servo motor, 8. semicircular gear structure, 9. driving gear, 10. horizontal rectifier cylinder, 11. hot air nozzle, 12. drain port, 13. horizontal conveyor roller, 14. positioning screw, 15. longitudinal long hole, 16. drying box, 17. heating rod, 18. heating element, 19. bracket. DETAILED DESCRIPTION

[0020] The utility model is described in detail according to the accompanying drawings of the specification.

[0021] like Figure 1 to Figure 3 As shown, the waterproof coiled material production tire base drying device comprises a drying box 16, a horizontal conveying roller 13 and a drying mechanism arranged in the drying box 16. The front and rear side walls of the drying box 16 are provided with an inlet and an outlet corresponding to the horizontal conveying roller 13.

[0022] The drying mechanism includes an upper drying assembly located above the horizontal conveying roller 13 and a lower drying assembly located below the horizontal conveying roller 13. The upper drying assembly and the lower drying assembly respectively include a horizontal rectifier cylinder 10 with closed ends, a concentric air inlet pipe 5 arranged in the horizontal rectifier cylinder 10, two brackets 19 arranged at intervals on the outer wall of the concentric air inlet pipe 5, and a heating element 18 suspended between the two brackets 19.

[0023] The outer wall of the concentric air inlet pipe 5 is provided with a ventilation slot facing the heating element 18 and connected to the horizontal rectifier cylinder 10. The horizontal rectifier cylinder 10 is evenly provided with multiple groups of hot air nozzles 11 facing the horizontal conveying roller 13 along the length direction. Each group of hot air nozzles 11 is composed of multiple radial nozzles connected to the horizontal rectifier cylinder 10, and the angles of two adjacent radial nozzles in the same group are equal. The multiple groups of hot air nozzles 11 on the horizontal rectifier cylinders 10 of the upper drying assembly and the lower drying assembly are staggered.

[0024] The two ends of the concentric air inlet pipe 5 are supported on the front and rear side walls of the drying box 16 by bearings, and the induced draft fan 6 is fixed on the outside of one end and the other end is closed, and a swing transmission mechanism is fixed on the pipe section of the concentric air inlet pipe 5 exposed outside the drying box 16. In this embodiment, the swing transmission mechanism is a semicircular gear structure 8 fixed on the concentric air inlet pipe 5, and a driving gear 9 matched with the semicircular gear structure 8 is fixed on the outside of the drying box 16, and the wheel shaft of the driving gear 9 is connected to the output end of the servo motor 7.

[0025] The front side wall of the drying box 16 is provided with a front roller assembly at the upper and lower positions of the entrance, and the rear side wall of the drying box 16 is provided with a rear roller assembly at the upper and lower positions of the exit, respectively. The front roller assembly and the rear roller assembly respectively include an upper roller 2 and a lower roller 4, and the roller shafts of the upper roller 2 and the lower roller 4 of the rear roller assembly are hollow shafts and a heating rod 17 is provided therein. The upper roller 2 and the lower roller 4 are respectively connected to an independent roller frame 1, and the roller frame 1 is composed of a left frame body and a right frame body arranged at intervals, and the left frame body and the right frame body are respectively provided with longitudinal long holes 15, and the positioning screws 14 are connected and fixed to the drying box 16 after passing through the longitudinal long holes 15, so as to facilitate the adjustment of the longitudinal height of the roller frame.

[0026] The bottom of the drying box 16 is cone-shaped, and a drain port 12 is provided at the lower end, and a sealing cover is provided at the lower end of the drain port 12.

[0027] Working principle:

[0028] 1. Before work, use the heating element 18 to preheat the inside of the drying box 16.

[0029] 2. The tire base 3 passes through the front pressure roller assembly and reaches the top of the horizontal conveying roller 13 inside the drying box 16. During this process, the two servo motors 7 are started, and the concentric air inlet pipe 5 is driven to swing through the driving gear 9 and the semicircular gear structure 8, and the horizontal rectifier cylinder 10 also swings back and forth. The induced draft fan 6 introduces external air through the concentric air inlet pipe 5, and after being heated by the heating element 18, it is ejected by each group of hot air nozzles 11 to achieve blowing and drying of the upper and lower surfaces of the tire base 3.

[0030] 3. When the tire base 3 is output through the outlet, the upper pressing roller 2 and the lower pressing roller 4 of the rear pressing roller assembly are preheated by the heating rod 17, so as to transfer heat to the upper and lower surfaces of the tire base 3, completely remove the moisture remaining therein, and enhance the drying effect.

[0031] The above is a detailed description of the embodiments of the utility model, but the above contents are only preferred embodiments of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of the invention of the utility model should still fall within the scope of this patent.

Claims

1. A base drying device for waterproof coiled material production, comprising a drying box, a horizontal conveying roller and a drying mechanism arranged in the drying box, wherein the front and rear side walls of the drying box are provided with an inlet and an outlet corresponding to the horizontal conveying roller, characterized in that: The drying mechanism includes an upper drying assembly located above the horizontal conveying roller and a lower drying assembly located below the horizontal conveying roller. The upper drying assembly and the lower drying assembly respectively include a horizontal rectifying cylinder with closed ends, a concentric air inlet pipe arranged in the horizontal rectifying cylinder, two brackets spaced apart on the outer wall of the concentric air inlet pipe, and a heating element suspended between the two brackets. A ventilation groove facing the heating element and connected to the horizontal rectifying cylinder is provided on the outer wall of the concentric air inlet pipe. A plurality of groups of hot air nozzles facing the horizontal conveying roller are evenly provided on the horizontal rectifying cylinder along the length direction. Both ends of the concentric air inlet pipe are supported on the front and rear side walls of the drying box by bearings, and an induced draft fan is fixed on the outside of one end while the other end is closed. A swing transmission mechanism is also fixed on the pipe section of the concentric air inlet pipe exposed outside the drying box.

2. The base drying device for waterproof coiled material production according to claim 1, characterized in that: The swing transmission mechanism is a semicircular gear structure fixed on the concentric air inlet pipe, and a driving gear matched with the semicircular gear structure is fixed on the outside of the drying box, and the axle of the driving gear is connected to the output end of the servo motor.

3. The base drying device for waterproof coiled material production according to claim 1, characterized in that: Each group of hot air nozzles is composed of a plurality of radial nozzles connected to a horizontal rectifier tube, and the included angles of two adjacent radial nozzles in the same group are equal.

4. The base drying device for waterproof coiled material production according to claim 1, characterized in that: The front side wall of the drying box is provided with a front pressure roller assembly at the upper and lower positions of the entrance, and the rear side wall of the drying box is provided with a rear pressure roller assembly at the upper and lower positions of the exit, respectively. The front pressure roller assembly and the rear pressure roller assembly include an upper pressure roller and a lower pressure roller, respectively. The roller shafts of the upper and lower pressure rollers of the rear pressure roller assembly are hollow shafts and heating rods are provided therein.

5. The base drying device for waterproof coiled material production according to claim 4, characterized in that: The upper pressure roller and the lower pressure roller are respectively connected to independent roller frames, and the roller frame is composed of a left frame body and a right frame body arranged at intervals. The left frame body and the right frame body are respectively provided with longitudinal long holes, and the positioning screws are connected and fixed to the drying box after passing through the longitudinal long holes.

6. The base drying device for waterproof coiled material production according to claim 1, characterized in that: The bottom of the drying box is cone-shaped, and a drain port is provided at the lower end, and a sealing cover is provided at the lower end of the drain port.

7. The base drying device for waterproof coiled material production according to claim 1, characterized in that: The multiple groups of hot air nozzles on the horizontal rectifying cylinders of the upper drying assembly and the lower drying assembly are arranged in a staggered manner.

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