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CN201212822Y - 步进电机式工程机械指针表 - Google Patents

步进电机式工程机械指针表 Download PDF

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Publication number
CN201212822Y
CN201212822Y CNU2008200401914U CN200820040191U CN201212822Y CN 201212822 Y CN201212822 Y CN 201212822Y CN U2008200401914 U CNU2008200401914 U CN U2008200401914U CN 200820040191 U CN200820040191 U CN 200820040191U CN 201212822 Y CN201212822 Y CN 201212822Y
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China
Prior art keywords
liquid crystal
crystal display
stepping motor
pointer
gauge
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Expired - Fee Related
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CNU2008200401914U
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English (en)
Inventor
黄光根
郭建国
王文晔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chuzhou Kangda Forklift Parts Manufacturing Co., Ltd.
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CHUZHOU KANGDA FORKLIFTS COMPONENTS MANUFACTORY
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Abstract

步进电机式工程机械指针表,仪表面板中具有以步进电机为驱动的动圈指针式表盘;其结构特点是在仪表面板中设置液晶显示屏,电路设置包括以CPU为处理单元的控制模块线路板,水温传感器T1、油温传感器T2和油量传感器L自各输出的模拟检测信号输入在CPU处理单元中;所述CPU处理单元的数字量输出信号在液晶显示屏中以设定的形式呈液晶显示。本实用新型一方面保持以步进电机为驱动的指针式表盘,另一方面设置小液晶屏,将需要警示的相关信息进行液晶显示,以提高仪表的显示和警示效果。

Description

步进电机式工程机械指针表
技术领域
本实用新型涉及工程机械仪表,更具体地说是一种用来显示油量、水温和油温等参量的步进电机式工程机械指针表。
背景技术
现有的工程机械仪表,用来指示油量、水温和油温等参量的表盘大多是采用动圈式指针。这种传统使用的机械式仪表通常存在如下问题:
1、以指针进行指示的量值数不直观;
2、油量、水温和油温等参量的极限值和报警信号无法在指针表盘上直观地进行警示,容易被忽略。
3、外部光线较暗时,表盘的指针显示难以读出;而表盘中用于在夜晚照亮各类数据的指示灯大多采用强发光的白炽灯类的光源,其消耗电能大、易烧坏。
实用新型内容
本实用新型是为避免上述现有技术所存在的不足之处,提供一种抗震能力强、不易损坏、采用单片机进行数字量信号的精确控制的步进电机式工程机械指针表。
本实用新型是为避免上述现有技术所存在的不足之处,提供一种带有小液晶屏的工程机械指针表,一方面保持以步进电机为驱动的指针式表盘,另一方面设置小液晶屏,将需要警示的相关信息进行液晶显示,以提高仪表的显示和警示效果。
本实用新型解决技术问题采用如下技术方案:
本实用新型步进电机式工程机械指针表,仪表面板中具有以步进电机为驱动的动圈指针式表盘;其结构特点是在仪表面板中设置液晶显示屏,电路设置包括以CPU为处理单元的控制模块线路板,水温传感器T1、油温传感器T2和油量传感器L自各输出的模拟检测信号输入在CPU处理单元中;CPU处理单元的数字量输出信号在液晶显示屏中以设定的形式呈液晶显示。
与已有技术相比,本实用新型的有益效果体现在:
1、一方面保持了以步进电机为驱动的传统指针式表盘,另一方面设置小液晶屏,将需要警示的相关信息进行液晶显示,大大提高了仪表的显示和警示效果。
2、本实用新型增加设置液晶显示,使被显示量值更加直观、所增加消耗的电能并不大。
附图说明
图1为本实用新型结构示意图。
图2为本实用新型电路原理图。
图中标号:1仪表面板、2动圈指针式表盘、3液晶显示屏、4控制模块线路板、5连接线。
以下通过具体实施方式,并结合附图对本实用新型作进一步说明。
具体实施方式
参见图1、图2,本实施例中,按传统的步进电机动圈指针式机械仪表的结构形式,保持在仪表面板1中具有以步进电机为驱动的动圈指针式表盘2;本实施例是在仪表面板1中增加设置液晶显示屏3,电路设置包括以CPU为处理单元的控制模块线路板4,水温传感器T1、油温传感器T2和油量传感器L自各输出的模拟检测信号输入在CPU处理单元中;CPU处理单元的数字量输出信号在液晶显示屏3中以设定的形式呈液晶显示,在液晶显示屏3与控制模块线路板4之间直接以连接线5电连接。
具体实施中,控制模块中的相关器件,包括单片机都集成设置在PCB控制模块线路板4上,在液晶显示屏3上显示出各种所需的字符,以动圈指针式表盘2和液晶显示屏3在功能和使用效果上相互补充。

Claims (1)

1、步进电机式工程机械指针表,仪表面板(1)中具有以步进电机为驱动的动圈指针式表盘(2);其结构特点是在所述仪表面板(1)中设置液晶显示屏(3),电路设置包括以CPU为处理单元的控制模块线路板(4),水温传感器T1、油温传感器T2和油量传感器L自各输出的模拟检测信号输入在CPU处理单元中;所述CPU处理单元的数字量输出信号在液晶显示屏(3)中以设定的形式呈液晶显示。
CNU2008200401914U 2008-06-30 2008-06-30 步进电机式工程机械指针表 Expired - Fee Related CN201212822Y (zh)

Priority Applications (1)

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CNU2008200401914U CN201212822Y (zh) 2008-06-30 2008-06-30 步进电机式工程机械指针表

Applications Claiming Priority (1)

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CNU2008200401914U CN201212822Y (zh) 2008-06-30 2008-06-30 步进电机式工程机械指针表

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CN201212822Y true CN201212822Y (zh) 2009-03-25

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110108311A (zh) * 2019-04-30 2019-08-09 中国人民解放军海军潜艇学院 可修正指针式旋转指示器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110108311A (zh) * 2019-04-30 2019-08-09 中国人民解放军海军潜艇学院 可修正指针式旋转指示器

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GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: CHUZHOU CITY KANGDA FORKMAN ACCESSORIES FACTORY

Free format text: NEW ADDRESS: YAOPU INDUSTRY DISTRICT, CHUZHOU CITY, ANHUI PROVINCE, ZIP CODE:239057

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Address after: Industrial Zone, waist industry, Chuzhou, Anhui Province, China: 239057

Patentee after: Chuzhou Kangda Forklifts Components Manufactory

Address before: No. 6, Tianda Road, hi tech Development Zone, Anhui, Hefei Province: 230088

Patentee before: Chuzhou Kangda Forklifts Components Manufactory

ASS Succession or assignment of patent right

Owner name: CHUZHOU KANGDA FORKLIFT PARTS MANUFACTURING CO., L

Free format text: FORMER OWNER: CHUZHOU KANGDA FORKLIFTS COMPONENTS MANUFACTORY

Effective date: 20110915

C41 Transfer of patent application or patent right or utility model
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Huang Guanggen

Inventor after: Guo Jianguo

Inventor after: Wang Dejun

Inventor after: Huang Wei

Inventor before: Huang Guanggen

Inventor before: Guo Jianguo

Inventor before: Wang Wenye

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: HUANG GUANGGEN GUO JIANGUO WANG WENYE TO: HUANG GUANGGEN GUO JIANGUO WANG DEJUN HUANG WEI

TR01 Transfer of patent right

Effective date of registration: 20110915

Address after: 239057 waist Industrial Zone, Chuzhou, Anhui

Patentee after: Chuzhou Kangda Forklift Parts Manufacturing Co., Ltd.

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Patentee before: Chuzhou Kangda Forklifts Components Manufactory

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Granted publication date: 20090325

Termination date: 20130630