CN101430846B - High-density digital water curtain display system - Google Patents

High-density digital water curtain display system Download PDF

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Publication number
CN101430846B
CN101430846B CN 200810156054 CN200810156054A CN101430846B CN 101430846 B CN101430846 B CN 101430846B CN 200810156054 CN200810156054 CN 200810156054 CN 200810156054 A CN200810156054 A CN 200810156054A CN 101430846 B CN101430846 B CN 101430846B
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display system
solenoid valve
module
water
characterized
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CN 200810156054
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Chinese (zh)
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CN101430846A (en )
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房义军
王富良
陈寒松
顾建
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江苏大学
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Abstract

The invention relates to a high-density digital water curtain display system, aiming at overcoming the defects in the prior art and providing a digital water curtain display system with high resolution and better display effect. The technical proposal to achieve the purpose of the invention is as follows: the high-density digital water curtain display system includes a water supply device, a water dripping device and a control device, wherein, the water dripping device consists of two groups of electromagnetic valves which are oppositely arranged; the two groups of electromagnetic valves are interdigitated; and the distance between the water outlets of two adjacent electromagnetic valves in the two groups of the electromagnetic valves is equal.

Description

一种高密度数字水幕显示系统 A high-density digital display system water curtain

技术领域 FIELD

[0001] 本发明涉及一种显示系统,特别涉及一种用水滴显示字母和图像的高密度数字水幕显不系统。 [0001] The present invention relates to a display system, and particularly relates to a droplet of water exhibits a high density digital images and letters are not significantly curtain system.

背景技术 Background technique

[0002] 现有的数字水幕显示系统包括供水装置、滴水装置、背景屏和回水装置。 [0002] Existing digital water curtain display system includes a water supply means, dripping apparatus, background screen and return means. 其中滴水装置采用了128个电磁阀并排安装,每个电磁阀上设有滴水口,其显示区域可达3. 5 X 5米, 并利用计算机控制水滴产生的频率和空间位置。 Wherein the dripping apparatus using solenoid valves 128 mounted side by side, each provided with drip port solenoid valve display region up to 3. 5 X 5 m and using a computer to control the frequency and spatial location of the water droplets. 现有的数字水幕显示系统存在缺点有以下: Water screen existing digital display system has the following disadvantage:

[0003] 1.水滴的密度不高,以致产生的图像不够清晰; [0003] 1. The droplet density is not high, so that the resulting image is not clear;

[0004] 2.控制部分以计算机为核心,这样大大提高了系统成本。 [0004] 2. A control computer as the core section, which greatly increases the system cost.

发明内容 SUMMARY

[0005] 本发明的目的在于克服现有技术的缺陷,提供一种分辨率高,显示效果更好的数字水幕显示系统。 [0005] The object of the present invention is to overcome the drawbacks of the prior art, there is provided a high resolution, digital displays better water curtain display system.

[0006] 实现本发明目的的技术发明方案是:一种高密度数字水幕显示系统,包括供水装置、滴水装置和控制装置,所述滴水装置由两组相向设置的电磁阀组成,两组电磁阀交错对插,两组电磁阀中相邻两个电磁阀的出水口之间的距离相等,两组电磁阀出水口排列在一条直线上。 [0006] The purpose of the present invention of the invention is: a high-density digital water curtain display system comprising water supply means dripping means and control means, solenoid valve means is provided by two facing the drip composition, two electromagnetic interdigitated valve, equal to the distance between two solenoid valves adjacent groups solenoid valve outlet, the two outlet solenoid valve arranged in a straight line.

[0007] 上述两组电磁阀交错设置是指第二组电磁阀的出水口与第一组电磁阀的出水口之间错开一定距离,比如,错开二分之一电磁阀宽度。 [0007] The two solenoid valve means disposed staggered offset at a distance from the outlet of the second set of outlet solenoid valve and the solenoid valve of the first group, for example, a solenoid valve shifted by one-half the width.

[0008] 分辨率的高低决定了显示的效果,电磁阀采用常规排列,40列为880mm,列间距为22mm,只能显示字母等简单图案,本发明采用了两组电磁阀,每组40只错开对插,形成80 列,间距为Ilmm的水幕,使得在880mm宽不变的情况下,分辨率提高一倍。 [0008] determines the degree of resolution of the display effect, a conventional solenoid valve arrangement 40 as 880mm, column spacing of 22mm, only the letter and other simple patterns, the present invention employs two sets of solenoid valves, each 40 stagger plug, 80 are formed, the pitch Ilmm water curtain, such that in a case where the same width of 880mm, doubling the resolution.

[0009] 所述控制装置采用以单片机为核心的主控模块和驱动模块两部分,主控模块以串行的方式将显示的数据发送给串联在一起的驱动模块。 [0009] The two parts of the control device uses a microcontroller as the core control module and drive module, the main control module in a serial manner is sent to the display data driving module connected together in series. 为保证同一行水滴的同步性,主控模块中设有一个同步输出信号装置,用于触发驱动模块打开相应的电磁阀。 To ensure the synchronization of the same row of the droplets, the main control module is provided with a synchronizing signal output means for triggering actuation of the solenoid valve to open the corresponding module. 在电磁阀通电和关断时间的控制上,最佳的通电和关断时间的范围分别为1. 8〜2. 5ms和3. 8〜5ms。 On energizing the solenoid valve control and OFF-time, and the optimum power off time ranges are 1. 8~2. 5ms and 3. 8~5ms.

[0010] 作为本发明的进一步改进,供水装置中采用两套相互独立的供水单元,分别对应两组电磁阀供水,确保稳定的供水量。 [0010] As a further improvement of the present invention, the water supply apparatus using two independent supply units, respectively supply two solenoid valves, to ensure a stable water supply.

[0011] 本发明的有益效果是:由于电磁阀自身宽度的限制,单排电磁阀的出水口之间的距离无法减小,水滴难以形成丰富的生动清晰的图案和文字,本发明采取两组电磁阀错位对插安装的结构,使电磁阀的出水口之间的距离减小,使得在滴水装置在列宽不变的情况下,分辨率提高。 [0011] Advantageous effects of the present invention are: the solenoid valve due to the limitation of their width, the distance between the single row of the outlet solenoid valve can not be reduced, it is difficult to form droplets rich vivid and clear pattern and text, the present invention takes two a solenoid valve interposed between the displacement distance of the mounting structure of the electromagnetic valve of the outlet is reduced, so that the drip device if the same column width, resolution is improved.

[0012] 水幕的控制可采用可编程序控制器PLC、工控机作控制核心,也可以采用PC等作为控制核心。 [0012] The water curtain can be controlled programmable logic controller PLC, IPC as control core, PC or the like may be used as the control. 运用PLC适合比较小型而且造型较为简单的水幕设备,其特点是可靠,但需要外加人机界面,这就大大提高了系统成本,而且PLC输出的开关速度难以满足中大规模(64 点以上)电磁阀的通断需要。 Using a relatively small PLC for relatively simple shapes and water curtain device, which is characterized by reliable, but requires additional man-machine interface, which greatly increases the system cost and the PLC output switching speed can not meet the large-scale (64 points or more) off solenoid valve needs. PC适合大型而且造型复杂的水幕设备,但整个系统体积大,且成本高。 PC suitable for large and complex modeling of water curtain device, but the entire system volume, and high cost. 本发明采用单片机作为核心,体积小,实时性好,成本低,性价比高,克服了PLC的实时性差、PC体积大和两者高成本的缺点。 The present invention uses microcontroller core, small volume, real-time, low cost, high cost, poor real-time overcome the PLC, bulky and disadvantages of the high cost of both your PC.

[0013] 数字水幕是以水作为介质的,必须保证有源源不断的水。 [0013] digital water curtain is water as a medium, it is necessary to ensure a steady stream of water. 本发明供水装置中进一步采用两组供水单元,分别对应滴水装置的两组电磁阀,确保供水压力和供水量。 The water supply device of the invention in a water supply unit further two sets, respectively corresponding to the two solenoid valves dripping apparatus, to ensure water supply and water pressure.

[0014] 附图说明 [0014] BRIEF DESCRIPTION OF DRAWINGS

[0015] 图1是本发明实施例1数字水幕显示系统结构框图 [0015] FIG. 1 is a block diagram of a display system of a digital water curtain embodiment of the present invention

[0016] 图2是本发明图3中滴水装置侧视图 [0016] FIG. 2 is a side view of the drip apparatus 3 of the present invention, FIG.

[0017] 图3是本发明实施例1供水装置和滴水装置示意图 [0017] FIG. 3 is a schematic diagram of a water supply and a dripping apparatus embodiment of the present invention

[0018] 图4是本发明实施例1控制装置结构框图 [0018] FIG. 4 is a block diagram showing a configuration example of a control apparatus of the present invention embodiment

[0019] 图5是本发明实施例1控制装置主控模块结构示意图 [0019] FIG. 5 is a schematic view of a structure of a control device control module of the present invention embodiment

[0020] 图6是本发明实施例1控制装置驱动模块结构示意图 [0020] FIG. 6 is a schematic view of a control apparatus driving module configuration example embodiment of the present invention

[0021] 具体实施方式 [0021] DETAILED DESCRIPTION

[0022] 下面结合实施例做进一步说明。 [0022] Example embodiments further below in conjunction with FIG.

[0023] 实施例1 [0023] Example 1

[0024] 如图1和图3所示,一种高密度数字水幕显示系统1,包括供水装置、滴水装置2和控制装置,其中控制装置包括主控模块和驱动模块,滴水装置2包括两组电磁阀组20,驱动模块和电磁阀组安装在框架的顶端,以减少接线;供水装置包括水箱3、进水管4、出水管5、 分配管6和低噪声潜水泵。 [0024] FIGS. 1 and 3, a high-density digital water curtain display system 1, includes a water supply means, the control means 2 and the dripping device, wherein the control means comprises a main control module and a drive module, comprising two drip apparatus 2 set of electromagnetic valve 20, and a solenoid valve drive module mounted on top of the frame, in order to reduce wiring; water supply means comprises a water tank 3, the inlet pipe 4, outlet pipe 5, pipe 6 and the low noise distribution submersible pumps. 下落到水箱里的水,通过低噪声潜水泵循环输送给两组电磁阀7,用于产生水滴,下落的水循环利用,达到节水的目的。 Fall into the water tank, by a low noise submersible pump delivery cycle to the two solenoid valves 7 for water droplets, falling water recycling, to achieve the purpose of saving water.

[0025] 如图2和图3所示,两组电磁阀组20由80只电磁阀21组成,每组40只,出水口22形成80列,两组电磁阀21相对交错对插,两组电磁阀中21相邻两个电磁阀22出水口之间的距离相等,形成列宽为880mm,间距为Ilmm的水幕。 [0025] As shown in FIG. 2 and FIG. 3, two sets of solenoid valve 20 by the solenoid valve 21 is composed of 80, each group 40, 22 formed the outlet 80, two solenoid valves 21 opposing interdigitated, two solenoid valves equal to the distance between the solenoid valve 22 adjacent outlet 21 two, column width of 880mm is formed, the pitch of the water curtain Ilmm.

[0026] 本实施例中,80个电磁阀用螺钉分别固定在两根长1. 26m的DH15*39铝型材上, 在两端的电磁阀旁加装垫片,并利用角铁加以固定,使得所有电磁阀的排列紧密而且稳固。 [0026] In this embodiment, the solenoid valve 80 are fixed on the two long 1. DH15 * 39 26m of aluminum, the installation screw next to the solenoid valve across the pad, and to the use of angle irons to be fixed, such that All solenoid valves are arranged closely and firmly. 这样,流出的水滴密度均勻,做出来的造型也就生动形象,更具有吸引力。 Thus, out of uniform density of water droplets, also made out of modeling vivid, more attractive. 同时,这样的安装,在改变水幕面积和规模时具有很大的优越性,如要增加或减少电磁阀的数量,仅需要将两边的角铁上的螺钉松开,在角铁旁的垫片之间插入或者拆除相应数目的电磁阀即可。 Also, such mounting, having a water curtain in changing the size of the area and a lot of advantages, such as to increase or reduce the number of solenoid valves, the screw need only be loosened on both sides of the angle iron, angle iron pad beside insertion or removal of a corresponding number of solenoid valves can be between the sheets.

[0027] 本实施例中控制装置由以单片机为核心的主控模块和驱动模块两部分组成,其相互连接关系如图4所示,主控模块以串行的方式将显示的数据发送给5个串联在一起的驱动模块,每个驱动模块驱动16个电磁阀。 [0027] In the present embodiment the data control device consists of two parts microcontroller as the core of the main control module and a drive module, which are connected to each other as shown in FIG relationship, the main control module 4 will be displayed in a serial manner to a embodiment 5 in series with the drive module, each drive module 16 drives the solenoid valve. 为保证同一行水滴的同步性,主控模块提供了一个同步输出信号,来触发驱动模块打开相应的电磁阀。 To ensure the synchronization of the same row of the droplets, the main control module provides a synchronization output signal, to trigger the drive module corresponding solenoid valve is opened. 在电磁阀通电和关断时间的控制上, 最佳的通电和关断时间的范围分别为1. 8〜2. 5ms和3. 8〜5ms。 On energizing the solenoid valve control and OFF-time, and the optimum power off time ranges are 1. 8~2. 5ms and 3. 8~5ms.

[0028] 如图5所示,主控模块采用STC89C516单片机,其中的RS232接口可以为将来系统组网控制、直接输入显示以及进一步拓展系统功能提供硬件支持,IXD接口连接一个320X240的液晶显示屏,PI. 2/P1. 3/P1. 4连接到驱动模块的移位脉冲输入、数据输入和同步脉冲输入,8255的PA端口接用户按钮输入,以切换显示模式。 [0028] 5, the main control module using STC89C516 microcontroller, wherein the RS232 interface may be a network control system in the future, direct input and display functions to further expand the system provides hardware support, IXD a 320X240 LCD interface screen, PI. 2 / P1. 3 / P1. 4 connected to the driving shift pulse input module, a data input and clock input, PA port connected to the user input button 8255 to switch the display mode. 驱动模块以74HC595和ULN2803芯片为主。 And dominated by the driving module ULN2803 chip 74HC595. 每个驱动模块中设有两组芯片,各驱动8个电磁阀,如图6所示,74HC595 Each drive module is provided with two chips, each driving a solenoid valve 8, as shown in FIG. 6, 74HC595

4一方面将串行数据转换成并行数据,经ULN2803放大后用于驱动电磁阀,另一方面为连接下一个驱动模块提供数据输入信号。 4 on the one hand converts the serial data into parallel data, after amplified ULN2803 for driving the electromagnetic valve, providing a data signal input connected to a hand drive for the next module.

[0029] 数字水幕的基本工作过程是将待显示的字符和图形转换成点阵数据,存放在单片机中,显示时由程序读出数据,并串行发送到74HC595芯片,通过光电隔离和达林顿管驱动电磁阀动作,产生形成水滴序列,并构成文字和图形。 [0029] The basic operation is that the water curtain digital converts the character and graphics data to be displayed as a dot matrix, stored in the microcontroller, the display data is read out by the program, and transmitted to the serial chip 74HC595, and up through the optical isolation Linden tube driving operation of the solenoid valve, formation of water droplets generated sequence, and constitutes text and graphics. 控制装置的软件主要包括数据转换和单片机程序两部分。 Software control means includes data conversion program and the microcontroller two parts. 数据转换采用字模软件将需要显示的文字和图形转换成能够用于数字水幕显示的数据。 Data conversion using the matrix and the software will need to display text and graphics can be converted into digital data for display of the water curtain. 单片机程序主要完成读出点阵数据并发送给驱动模块。 SCM process was completed and sends the read dot data driving module.

Claims (7)

  1. 一种高密度数字水幕显示系统,包括供水装置、滴水装置和控制装置,其特征是,所述滴水装置由两组相向设置的电磁阀组成,两组电磁阀交错对插,两组电磁阀中相邻两个电磁阀的出水口之间的距离相等,两组电磁阀出水口排列在一条直线上;所述控制装置包括以单片机为核心的主控模块和驱动模块,主控模块以串行的方式将显示的数据发送给串联在一起的驱动模块;所述供水装置中采用两套相互独立的供水单元,分别与两组电磁阀连接。 A high-density digital water curtain display system comprising water supply means dripping means and control means, characterized in that the solenoid valve device is provided by two facing the drip composition, two interdigitated solenoid valve, the two solenoid valves equal to the distance between two adjacent outlet solenoid valve, the solenoid valve outlet groups arranged in a straight line; said control means comprises a microcontroller as the core of the main control module and drive module, main module string data to be displayed in rows sent to the driver module connected together in series; two independent water supply unit employed in the water supply means respectively connected to the two solenoid valves.
  2. 2.根据权利要求1所述的显示系统,其特征是,所述滴水装置由两组80只电磁阀组成, 每组40只,出水口形成80列,列宽为880mm,相邻出水口间距为1 Imm0 The display system as recited in claim 1, characterized in that the drip device consists of two solenoid valves 80 composed of 40 each, the outlet 80 is formed, the column width is 880mm, the pitch of adjacent outlet to 1 Imm0
  3. 3.根据权利要求1所述的显示系统,其特征是,所述电磁阀用螺钉分别固定在两根铝型材上,在两端的电磁阀旁加装垫片,并利用角铁加以固定。 3. The display system of claim 1, wherein said solenoid valve is screwed respectively on two aluminum, installation of the spacer ends next to the solenoid valve, and using the angle irons to be fixed.
  4. 4.根据权利要求1所述的显示系统,其特征是,所述主控模块中设有一个同步输出信号装置,用于触发驱动模块打开相应的电磁阀。 4. The display system of claim 1, characterized in that, the main control module is provided with a synchronizing signal output means for triggering actuation of the solenoid valve to open the corresponding module.
  5. 5.根据权利要求1所述的显示系统,其特征是,所述主控模块采用STC89C516单片机。 The display system as recited in claim 1, characterized in that the master module is STC89C516 microcontroller.
  6. 6.根据权利要求1所述的显示系统,其特征是,所述驱动模块采用74HC595和ULN2803芯片。 The display system as recited in claim 1, characterized in that the drive module and using ULN2803 chip 74HC595.
  7. 7.根据权利要求1所述的显示系统,其特征是,所述电磁阀通电和关断时间的范围分别为1. 8〜2. 5ms和3. 8〜5ms。 The display system as recited in claim 1, characterized in that the solenoid valve is energized and the turn-off time range are 1. 8~2. 5ms and 3. 8~5ms.
CN 200810156054 2008-09-19 2008-09-19 High-density digital water curtain display system CN101430846B (en)

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CN104808543A (en) * 2015-02-12 2015-07-29 西安理工大学 Three-dimensional digital water curtain control method
CN104795007B (en) * 2015-04-01 2017-06-30 浙江工业大学 Display control means based on black and white picture image of the water curtain
CN104950742B (en) * 2015-04-30 2017-11-03 西安理工大学 A digital water curtain wiring system and control method

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