CN203448593U

CN203448593U - Rotary rolling device of helical baffle

Info

Publication number: CN203448593U
Application number: CN201320584017.7U
Authority: CN
Inventors: 陆应生; 陆刚; 黄艳琼; 张正国; 高学农
Original assignee: GUILIN XINYI REFRIGERATION EQUIPMENT Co Ltd
Current assignee: GUILIN XINYI REFRIGERATION EQUIPMENT Co Ltd
Priority date: 2013-09-22
Filing date: 2013-09-22
Publication date: 2014-02-26
Anticipated expiration: 2023-09-22

Abstract

The utility model discloses a rotary rolling device of a helical baffle. The rotary rolling technology is practical in process, and is capable of optionally regulating the lifting angle of the helical baffle within an optimized structure parameter range (beta=0-45degrees) of the helical baffle according to the enhanced heat transfer mechanism of a machined and shaped helical baffle and a matched helical baffle efficient bundle; the diameter DN of the helical baffle and the thickness of the rotary-rolled helical baffle satisfy a helical baffle thickness processing technical requirement of Shell-and-Tube Heat Exchanger in the GTB151-1999 standard.

Description

A kind of helical baffles revolves rolling device

Technical field

The utility model relates to conveying and the fluid agitation technical field of heat conduction reinforced and fluid, specifically belong to helical baffles and spiral plate revolve the technology of rolling and for realizing the rolling device that revolves of this technology.

Background technology

The efficient utilization of the energy is to realize by novel high-efficiency energy-saving technology and energy-efficient equipment.Augmentation of heat transfer be the energy efficiently utilize study hotspot, the efficient utilization that heat transmission equipment is the energy efficiently provides technical foundation.Spiral baffle heat exchanger is that a kind of heat transfer efficiency is high, and the heat exchanger that flow resistance is little mates and is combined into heat exchanger with various efficient heat-exchanging pipes, and the heat transfer without phase change fluid and phase change fluid is all had to remarkable heat transfer effect.Also do not have up to now and a kind ofly can revolve the device that shuts out helical baffles, the utmost point need create a kind of device and technology of rolling helical baffles of revolving, and impels spiral baffle heat exchanger technology to be widely used in the industries such as chemical industry, petrochemical industry, metallurgy, food, power.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of device that rolls helical baffles and method that realizes this device of revolving, to overcome the deficiency of background technology, solve the industry high efficiency of energy utilizations such as current chemical industry, petrochemical industry, metallurgy, food, power, heat conduction reinforced manufacturing technology key issue.

The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of helical baffles revolve rolling device, comprise drive part, part is rolled with revolving in variable part, described in described drive part drives through described variable part, revolve and roll part, described drive part is exported the driving force that both direction is contrary behind described variable part; Described revolving rolled part and comprised topping roll, bottom roll, upper guiding spin axis, lower guiding spin axis, lifting power transmission shaft, guiding drive bearing sub-assembly, guide transmission gear sub-assembly and calibration location-plate; Self-locking is connected described topping roll with bottom roll phase, and topping roll, bottom roll are respectively through upper guiding spin axis and lower guiding spin axis; Described calibration location-plate is connected to described bottom roll two ends for marking graduated left and right two parts; Described lifting power transmission shaft is the two ends that left and right two parts connect respectively topping roll; Described guide transmission gear sub-assembly is in the horizontal discharging direction of workpiece; Described guiding drive bearing sub-assembly is arranged between guiding spin axis 4 and lower guiding spin axis, consistent with the vertical direction of workpiece discharging;

Further, described in driving respectively, the driving force that described both direction is contrary revolves described topping roll and the bottom roll rotation of rolling part; Described drive part comprises motor 11; Described variable part comprises one-level speed changer and dual-range transmission.

The beneficial effects of the utility model are: the utility model provides a kind of helical baffles revolve rolling device and revolve the technology of rolling, can in certain scope, regulate revolving of upper and lower roll to roll angle ω arbitrarily, manufacture the helical baffles of the different pitch s that are shaped, applicability is wide, to material plates such as carbon steel, stainless steel, copper alloy, aluminium alloys, all can revolve and roll into shape helical baffles.

Accompanying drawing explanation

Fig. 1 is that the utility model helical baffles revolves rolling device structural representation;

Fig. 2 is that top and bottom rolls described in the utility model revolves and rolls angle ω and regulate schematic diagram;

Fig. 3 is helical baffles structural representation described in the utility model;

In accompanying drawing, the list of parts of each label representative is as follows:

1, revolve and roll workpiece, 2, upper bundle roller, 3, bottom roll, 4, upper guiding spin axis, 5, lower guiding spin axis, 6, lifting power transmission shaft 7, guiding drive bearing sub-assembly, 8, one-level speed changer, 9, dual-range transmission, 10, guide transmission gear sub-assembly, 11, motor, 12, calibration location-plate.

The specific embodiment

Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.

As Figure 1-Figure 2, a kind of by drive part, the rolling device that revolves of helical baffles that part forms is rolled in variable part and revolving, and drive part comprises motor 11, variable part comprises one-level speed changer 8 and dual-range transmission 9, revolve to roll and partly comprise topping roll 2, bottom roll 3, upper guiding spin axis 4, lower guiding spin axis 5, lifting power transmission shaft 6, guiding drive bearing sub-assembly 7, guide transmission gear sub-assembly 10 and calibration location-

plate

12, 3 self-lockings are connected described topping roll 2 with bottom roll, topping roll 2, bottom roll 3 are respectively through upper guiding spin axis 4 and lower guiding spin axis 5, topping roll 2, bottom roll 3 can be along upper guiding spin axis 4, lower guiding spin axis 4 liftings, also can be around upper guiding spin axis 4,4 rotations of lower guiding spin axis, described calibration location-plate 15 connects respectively bottom roll 3 two ends for marking graduated left and right two parts, bottom roll 3 connects from the different scales of calibration location-plate 12 around lower guiding spin axis 5 rotations, reaches adjustment top and bottom rolls and revolves the object of rolling angle ω, described lifting power transmission shaft 6 is the two ends that left and right two parts connect respectively topping roll 2, and the adjustable topping roll 2 of lifting power transmission shaft 6 is along the adjustable height e of upper guiding spin axis 4, after workpiece 1 revolves and rolls perpendicular to upper guiding spin axis 4, lower guiding spin axis 5 is when spinning motion, around upper guiding spin axis 4, lower guiding spin axis 5 axially moves, described guide transmission gear sub-assembly 10 is in the horizontal discharging direction of workpiece 1, revolving workpiece after rolling 1 rolls after guiding perpendicular to upper guiding spin axis 4 by guide transmission gear sub-assembly 10, the motion of spinning of lower guiding spin axis 5, between the spin axis 4 that leads on described guiding drive bearing sub-assembly 7 and lower guiding spin axis 5, consistent with the vertical direction of workpiece 1 discharging, revolving workpiece after rolling 1 rolls after guiding perpendicular to upper guiding spin axis 4 by guide transmission gear sub-assembly 10, lower guiding spin axis 5 axially moves around upper guiding spin axis 5 after leading by 7 rollings of guiding drive bearing sub-assembly after spinning and moving again.

According to the heat transfer of spiral baffle heat exchanger and hydromechanical designing and calculating; choose spiral baffling lead angle β, diameter DN, pitch S and thickness δ; by lead angle β; determine that top and bottom rolls revolves and roll angle ω; their relational expression is: ω=β, ω span 0 < ω≤45 °; According to thickness δ, determine topping roll 2 adjustable height e, their relational expression is: e=δ; According to being revolved the diameter DN that rolls workpiece, determine that upper backspin rolls the axis of guide 4 diameter phi, their pass is: when DN value 100mm-300mm; φ value 25mm-32mm, when DN value 400mm-600mm, φ value 48mm-57mm; when DN value 1000mm-300mm, φ value 89mm-113mm; According to diameter DN and pitch S, determine upper and lower roller diameter D, their pass is: D increases along with the increase of DN and D<S; According to the rotating speed r.p.m of upper and lower roll and the pitch s of helical baffles, determine that helical baffles is perpendicular to the motion of spinning of upper guiding spin axis 4, lower guiding spin axis 5, around upper guiding spin axis 4, the movement rate of lower guiding spin axis 5 when axially moving.Under the definite condition of β, ω, s, δ, can also revolve simultaneously and roll spiral plate for helical feed and spiral agitator.

First basis is to the heat transfer of spiral baffle heat exchanger and hydromechanical designing and calculating, choose helical baffles lead angle β, diameter DN, pitch S and thickness δ, by lead angle β, determine that top and bottom rolls revolves and roll angle ω, the connection by bottom roll 3 and location index plate 12 different scales regulates top and bottom rolls to revolve to roll angle ω and reaches desired angle, according to thickness δ, determine topping roll 2 adjustable height e, by regulating lifting power transmission shaft 6 can make topping roll 2 move up and down and reach desired height along upper guiding spin axis 4, according to being revolved the diameter DN that rolls workpiece, choose guiding spin axis 4 and lower guiding spin axis 5 diameter phi, according to diameter DN and pitch S, choose upper and lower roller diameter D, complete after above-mentioned steps, open motor 12, after idle running steadily, between topping roll 2 and bottom roll 3, send into blank, motor 11 is exported the driving force that both direction is contrary after one-level speed changer 8 and dual-range transmission 9, drive respectively topping roll 2 and bottom roll 3 to roll, topping roll 2 and bottom roll 3 produce different directions rolling by driving is revolved and is rolled the blank through between topping roll 2 and bottom roll 3, workpiece 1 after overwinding rolls rolls the axis of guide 4 motion of spinning perpendicular to upper backspin after by guide transmission gear sub-assembly 10 output, by guiding drive bearing sub-assembly 7, around upper backspin, roll the axis of guide 4 axially moves simultaneously, finally reach the helical baffles as shown in Fig. 3 helical baffles structural representation.

The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims

Helical baffles revolve a rolling device, comprise drive part, variable part and revolve and roll part, revolves and rolls part described in described drive part drives through described variable part, it is characterized in that:

Described drive part is exported the driving force that both direction is contrary behind described variable part;

Described revolving rolled part and comprised topping roll (2), bottom roll (3), upper guiding spin axis (4), lower guiding spin axis (5), lifting power transmission shaft (6), guiding drive bearing sub-assembly (7), guide transmission gear sub-assembly (10) and calibration location-plate (12); Phase self-locking is connected described topping roll (2) with bottom roll (3), and topping roll (2), bottom roll (3) are respectively through upper guiding spin axis (4) and lower guiding spin axis (5); Described calibration location-plate (12) is connected to described bottom roll (3) two ends for marking graduated left and right two parts; Described lifting power transmission shaft (6) is the two ends that left and right two parts connect respectively topping roll (2); Described guide transmission gear sub-assembly (10) is in the horizontal discharging direction of workpiece (1); Described guiding drive bearing sub-assembly (7) is arranged between guiding spin axis (4) and lower guiding spin axis (5), consistent with the vertical direction of workpiece (1) discharging;

Described in driving respectively, the driving force that described both direction is contrary revolves described topping roll (2) and bottom roll (3) rotation of rolling part.
A kind of helical baffles according to claim 1 revolve rolling device, it is characterized in that described drive part comprises motor (11).
A kind of helical baffles according to claim 1 revolve rolling device, it is characterized in that described variable part comprises one-level speed changer (8) and dual-range transmission (9).