CN209910329U

CN209910329U - Lead wire air dryer

Info

Publication number: CN209910329U
Application number: CN201821979237.9U
Authority: CN
Inventors: 陈道久
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-31
Filing date: 2018-11-28
Publication date: 2020-01-07
Anticipated expiration: 2028-11-28
Also published as: CN109442947A; CN108826916A

Abstract

The utility model discloses a lead wire air dryer, which comprises a rotary roller arranged in a box body, wherein the roller is provided with a synchronous belt, a condenser of an air source heat pump and a fan thereof are arranged in a heating cavity of the box body, and the roller is arranged in an air drying cavity; the heating cavity is divided into an inner cavity and an outer cavity; the roller is provided with a lead inlet and a lead outlet; the roller is axially divided into a shaping area and a blowing area, the side wall of the roller in the shaping area is in a closed state, and a plurality of through holes are distributed in the side wall of the roller in the blowing area; the air drying cavity outside the roller is communicated with the outer cavity of the heating cavity through a screen. The utility model discloses cylinder to fireworks lead wire air-dries and has found a reasonable effectual circulation wind channel, has established a safe and reliable's lead wire air-dries mode, weathers two steps through the design and has realized the high efficiency drying of lead wire, has ensured that lead wire winding cylinder process lasts reliably, has ensured lead wire drying quality.

Description

Lead wire air dryer

Technical Field

The utility model relates to an air-dry device of lead wire for fireworks and crackers.

Background

Chinese utility model patent document No. CN 206014721U discloses "a wet lead air drying unit", which comprises a pay-off stand on which a plurality of lead coils can be hung; the air drying box body is provided with a lead inlet and a lead outlet, a rotary drum is arranged in the air drying box body, a shaft roller is arranged at the center of the rotary drum, and bearing seats are arranged at two ends of the shaft roller and fixed on a shell of the air drying box body, so that the rotary drum and the shaft roller can rotate concentrically; and the winding machine is used for winding the air-dried lead into a finished lead coil. The air-drying machine set adopts a structure of a gear set and a speed reducer to realize the air-drying process that a lead wire stably moves to the other end from one end in the box body, thereby solving various defects of the traditional technology.

However, the arrangement of mechanisms such as the circulating air duct of the equipment also has the space for optimizing and improving, and the problems of lower air drying efficiency, higher energy consumption and the like exist. The air drying amount of the lead is 3.5 kilometers per hour, and the power consumption of the 3.5 kilometer lead in air drying is 21-23 degrees.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects, the utility model aims to solve the technical problem that an air drying device of a lead wire for fireworks and crackers is provided, air drying efficiency is effectively improved, and air drying energy consumption is reduced. In order to solve the technical problem, the utility model adopts the technical scheme that the lead wire air dryer comprises a rotary roller arranged in a box body, wherein synchronous belts are arranged on the roller and run along the axial direction of the roller, and a plurality of synchronous belts are distributed around the circumference of the roller; the heating cavity is divided into an inner cavity and an outer cavity; the roller is provided with a lead inlet and a lead outlet; the roller is axially divided into a shaping area and a blowing area, the side wall of the roller in the shaping area is in a closed state, and a plurality of through holes are distributed in the side wall of the roller in the blowing area; the air drying cavity outside the roller is communicated with the outer cavity of the heating cavity through a screen;

the fan sends hot air heated by the condenser into the inner cavity of the roller through the inner cavity of the heating cavity, in the inner cavity of the roller, the hot air passes through the shaping area, then passes through the through holes of the blowing area, enters the air drying cavity outside the roller, and then enters the outer cavity of the heating cavity through the screen to return to the condenser, so that a circulating air channel is formed.

By adopting the technical scheme, in the shaping area, aiming at the lead with higher humidity, the heat source for heating and drying the lead comprises two parts, one part is thermal radiation provided by the side wall of the hot air heating roller, and the other part is return air at the tail end of the air channel, so that the shape of the lead is dried and fixed outside, and the situation that the lead wound on the side wall of the roller is disconnected is effectively avoided; in the blowing area, high-temperature hot air is blown out from the through hole, a large amount of moisture of the lead is taken away when the high-temperature hot air continuously sweeps along the radial direction of the lead, and the moisture in the lead is conducted to the surface and then taken away by the hot air, so that the lead is rapidly and thoroughly dried. The through holes are not formed in the side wall of the roller in the shaping area, so that the lead wire with high humidity is prevented from deforming due to blowing.

Preferably, the box body is provided with a moisture exhaust port close to the outlet of the lead, and hot air exhausted from the moisture exhaust port is sent to an evaporator of the air source heat pump. Therefore, the working environment temperature of the evaporator is improved, frequent starting of a defrosting program of the heat pump is avoided, energy consumption is reduced, and stable working of the unit is ensured.

Preferably, a plurality of transparent observation windows are arranged on the box body. For easy observation.

According to the above, the beneficial effects of the utility model reside in that, the utility model discloses cylinder to the fireworks lead wire air-dries and has found a reasonable effectual circulation wind channel, has created a safe and reliable's lead wire air-dry mode, weathers two steps through the design and has realized the high efficiency drying of lead wire, has ensured that the lead wire twines the cylinder process and has lasted reliably, has ensured lead wire drying quality.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is further described in detail with reference to the accompanying drawings and the detailed description.

Drawings

FIG. 1 is a schematic view of an external structure of a lead air dryer;

FIG. 2 is a schematic view of the internal structure of the lead air dryer

Detailed Description

Referring to the drawings, reflecting a specific structure of the present invention, the lead air dryer includes a roller 15 installed in a box 1, and a rotary center shaft 11 of the roller 15 is installed on both ends of the box 1 through bearings 2.

The synchronous belt 16 is arranged on the roller 15, the synchronous belt 16 circularly rotates around the driving wheel 18 and the driven wheel 22, the direction of the circular rotation is along the direction parallel to the axis of the roller 15, and the synchronous belts 16 are uniformly distributed around the circumference of the roller 15 to drive the lead 6 wound on the synchronous belt 16 (only one lead 6 is drawn in the figure as an example, and a plurality of leads are wound on the circumferential surface of the whole roller 15 in parallel in the actual work). The driving wheel 18 is connected with a fixed gear 20 through a bevel gear transmission set 19. When the driving wheel 18 and the bevel gear transmission set 19 rotate along with the roller 15, the bevel gear transmission set 19 meshed with the fixed gear 20 drives the driving wheel 18 to rotate, so that the synchronous belt 16 circularly rotates. The lead 6 on the synchronous belt 16 is driven to move from the lead inlet 9 to the lead outlet 4, and winds around the circumference of the roller in the moving process.

The box body 1 is divided into a heating cavity 23 and an air drying cavity 21, a condenser 12 of an air source heat pump and a fan 13 thereof are arranged in the heating cavity 23, and a roller 15 is arranged in the air drying cavity 21. The heating cavity 23 is divided into an inner cavity and an outer cavity, and an air outlet of the condenser 12 is communicated with the inner cavity of the roller 15 through the fan 13 and the inner cavity. One end of the roller 15 close to the heating cavity 23 is provided with a lead inlet 9 and a lead unreeling mechanism 10 correspondingly arranged thereon, and the other end is provided with a lead outlet 4 and a lead reeling mechanism 5 correspondingly arranged thereon.

The box body 1 is divided into a heating cavity 23 and an air drying cavity 21, a condenser 12 of an air source heat pump and a fan 13 thereof are arranged in the heating cavity 23, and a roller 15 is arranged in the air drying cavity 21. The heating cavity 23 is divided into an inner cavity and an outer cavity, and an air outlet of the condenser 12 is communicated with the inner cavity of the roller 15 through the fan 13 and the inner cavity. The roller 15 is close to the lead wire outlet 4 and the lead wire winding mechanism 5 correspondingly arranged.

The roller 15 is axially divided into a shaping area and a blowing area, the side wall of the roller 15 in the shaping area is in a closed state, the shaping area is close to the heating cavity 23, the blowing area is close to the lead outlet 4, and a plurality of through holes 17 are distributed on the side wall of the roller 15 in the blowing area; the air drying cavity 21 outside the roller 15 is communicated with the outer cavity of the heating cavity 3 through the screen 14, and the screen 14 effectively prevents the possible lead powder dust from entering the heating cavity 23, thereby eliminating potential safety hazard.

The fan 13 sends hot air heated by the condenser 12 into the inner cavity of the roller 15 through the inner cavity of the heating cavity 23, and in the inner cavity of the roller 15, the hot air passes through the shaping area, then passes through the through holes 17 of the blowing area, enters the air drying cavity 21 outside the roller 15, and then enters the outer cavity of the heating cavity 23 through the screen 14 and returns to the air inlet of the condenser 12, so as to form a circulating air duct.

A moisture exhaust port 3 is arranged at the position, close to the lead outlet 4, of the box body 1, and hot air exhausted from the moisture exhaust port 3 is sent to an evaporator (not shown in the figure) of the air source heat pump. Therefore, the working environment temperature of the evaporator is improved, frequent starting of a defrosting program of the heat pump is avoided, energy consumption is reduced, and stable working of the unit is ensured.

The box body 1 is provided with an air drying cavity door 7 which is split up from top to bottom, and the air drying cavity door 7 is provided with a transparent observation window 24. The box body 1 is provided with a heating cavity door 8. For easy observation.

By adopting the device, the air drying quantity of the lead is 4.5-5.5 kilometers per hour, and the power consumption of air drying of the 4.5-5.5 kilometers lead is 8-9 degrees. The air drying process has no lead disconnection phenomenon. No dry leads were found by spot inspection.

The foregoing embodiments are merely for clarity of explanation, and are not to be construed as limiting the present invention. The utility model discloses have known multiple substitution or warp in this technical field, do not deviating from the utility model discloses under the prerequisite of essence meaning, all fall into the utility model discloses a protection scope.

Claims

1. A lead air dryer comprises a rotary roller arranged in a box body, wherein synchronous belts are arranged on the roller and run along the axial direction of the roller, and a plurality of synchronous belts are distributed around the circumference of the roller; the heating cavity is divided into an inner cavity and an outer cavity; the roller is provided with a lead inlet and a lead outlet; the roller is axially divided into a shaping area and a blowing area, the side wall of the roller in the shaping area is in a closed state, and a plurality of through holes are distributed in the side wall of the roller in the blowing area; the air drying cavity outside the roller is communicated with the outer cavity of the heating cavity through a screen;

2. The air dryer as claimed in claim 1, wherein the housing is provided with a moisture outlet near the outlet of the lead, and hot air discharged from the moisture outlet is supplied to an evaporator of the air source heat pump.

3. The lead air dryer as claimed in claim 1 or 2, wherein the box body is provided with a plurality of transparent observation windows.