CN206420940U - Battery voltage measuring instrument - Google Patents
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Abstract
本申请公开了一种蓄电池电压测量仪表，包括表头和两根表笔，其中：所述表头的壳体上设置有表笔线插孔、电池盒、电源开关、光电转换板、充电接口、显示屏、SD卡槽和保存开关；所述表头的壳体内设置有中央处理器、太阳能充电电路、交流电充电电路和电压采样电路；两根表笔的表笔线插入表笔线插孔内；电池盒内安装蓄电池；电源开关用于控制所述蓄电池的电能输出；太阳能充电电路连接光电转换板和所述蓄电池；交流电充电回路连接充电接口和所述蓄电池；SD卡槽内安装SD卡；中央处理器分别与SD卡、保存开关、电压采样电路、表笔线插孔和显示屏相连；保存开关用于控制中央处理器的保存操作。本申请实现了对变电站蓄电池电压的实时测量。
The application discloses a battery voltage measuring instrument, which includes a meter head and two test leads, wherein: the shell of the meter head is provided with a test lead line jack, a battery box, a power switch, a photoelectric conversion board, a charging interface, a display screen, SD card slot and save switch; the shell of the meter head is provided with a central processing unit, a solar charging circuit, an AC charging circuit and a voltage sampling circuit; the test lead lines of the two test leads are inserted into the test lead line jacks; the battery box The battery is installed; the power switch is used to control the electric energy output of the battery; the solar charging circuit is connected to the photoelectric conversion board and the battery; the AC charging circuit is connected to the charging interface and the battery; an SD card is installed in the SD card slot; the central processing unit is respectively It is connected with the SD card, the save switch, the voltage sampling circuit, the test lead line jack and the display screen; the save switch is used to control the save operation of the central processing unit. The application realizes the real-time measurement of the battery voltage of the substation.
Description
技术领域technical field
本实用新型涉及电压测量技术领域，更具体地说，涉及一种蓄电池电压测量仪表。The utility model relates to the technical field of voltage measurement, in particular to a battery voltage measuring instrument.
背景技术Background technique
蓄电池在变电站日常运行和维护中扮演着重要的角色：变电站正常运行时，变电站蓄电池处于浮充电备用状态；当变电站突发停电事故时，变电站蓄电池迅速向变电站中的控制装置、自动装置、保护装置及通信装置等负荷提供电力。The battery plays an important role in the daily operation and maintenance of the substation: when the substation is in normal operation, the battery in the substation is in a floating charging standby state; and communication devices and other loads to provide power.
为避免变电站蓄电池出现失效或欠压等故障而影响工作，有必要对变电站蓄电池电压进行实时测量，以便在变电站蓄电池出现失效或欠压等故障时能够及时予以更换。In order to avoid the failure or undervoltage of the substation battery and affect the work, it is necessary to measure the voltage of the substation battery in real time, so that it can be replaced in time when the substation battery fails or undervoltage.
实用新型内容Utility model content
有鉴于此，本实用新型提供一种蓄电池电压测量仪表，以实现对变电站蓄电池电压的实时测量。In view of this, the utility model provides a storage battery voltage measuring instrument to realize real-time measurement of the battery voltage of a substation.
一种蓄电池电压测量仪表，包括表头和两根表笔，其中：A storage battery voltage measuring instrument, including a meter head and two test leads, wherein:
所述表头的壳体上设置有表笔线插孔、电池盒、电源开关、光电转换板、充电接口、显示屏、SD卡槽和保存开关；所述表头的壳体内设置有中央处理器、太阳能充电电路、交流电充电电路和电压采样电路；The casing of the meter head is provided with a test lead line jack, a battery box, a power switch, a photoelectric conversion board, a charging interface, a display screen, an SD card slot and a storage switch; the casing of the meter head is provided with a central processing unit , solar charging circuit, AC charging circuit and voltage sampling circuit;
所述两根表笔的表笔线插入所述表笔线插孔内；The test lead lines of the two test leads are inserted into the test lead line jacks;
所述电池盒内安装用于为所述表头供电的蓄电池；A storage battery for powering the meter is installed in the battery box;
所述电源开关用于控制所述蓄电池的电能输出；The power switch is used to control the electric energy output of the storage battery;
所述太阳能充电电路连接所述光电转换板和所述蓄电池；The solar charging circuit is connected to the photoelectric conversion board and the storage battery;
所述交流电充电回路连接所述充电接口和所述蓄电池；The AC charging circuit is connected to the charging interface and the storage battery;
所述电压采样电路分别与所述表笔线插孔和所述中央处理器相连，用于采集被测变电站蓄电池的电压，并将其传输给所述中央处理器；The voltage sampling circuit is respectively connected with the test lead line jack and the central processing unit, and is used to collect the voltage of the battery of the substation under test and transmit it to the central processing unit;
所述显示屏与所述中央处理器相连，用于在所述中央处理器的控制下，对所述电压采样电路的采样值进行输出显示；The display screen is connected to the central processing unit, and is used to output and display the sampling value of the voltage sampling circuit under the control of the central processing unit;
所述SD卡槽内安装SD卡；An SD card is installed in the SD card slot;
所述中央处理器还分别与所述SD卡和所述保存开关相连；The central processing unit is also connected to the SD card and the save switch respectively;
所述保存开关用于控制所述中央处理器的保存操作，所述保存操作是指将所述电压采样电路的采样值保存到所述SD卡中。The saving switch is used to control the saving operation of the central processing unit, and the saving operation refers to saving the sampled value of the voltage sampling circuit into the SD card.
可选地，所述表头的壳体上还设置有报警器；所述表头的壳体内还设置有电流采样电路；Optionally, an alarm is also arranged on the casing of the meter head; a current sampling circuit is also arranged in the casing of the meter head;
所述电流采样电路分别与所述蓄电池和所述中央处理器相连，用于采集所述蓄电池的放电电流，并将其传输给所述中央处理器；The current sampling circuit is respectively connected with the storage battery and the central processing unit for collecting the discharge current of the storage battery and transmitting it to the central processing unit;
所述报警器与所述中央处理器相连，用于在所述中央处理器的控制下，发出所述蓄电池的电量低于第一预设值的警示信息。The alarm is connected to the central processing unit, and is used to issue a warning message that the electric quantity of the storage battery is lower than a first preset value under the control of the central processing unit.
其中，所述报警器为蜂鸣器。Wherein, the alarm is a buzzer.
可选地，所述表头的壳体上还设置有分别与所述中央处理器相连的第一指示灯和第二指示灯；Optionally, a first indicator light and a second indicator light respectively connected to the central processing unit are also provided on the housing of the meter head;
所述第一指示灯用于给出所述电压采样电路的采样值低于第二预设值的警示，所述第二指示灯用于给出所述电流采样电路的采样值高于第三预设值的警示。The first indicator light is used to give a warning that the sampling value of the voltage sampling circuit is lower than the second preset value, and the second indicator light is used to give a warning that the sampling value of the current sampling circuit is higher than the third preset value. Alerts for default values.
可选地，所述蓄电池电压测量仪表还包括：用于固定所述两根表笔中的任意一根或两根的表笔固定装置。Optionally, the battery voltage measuring instrument further includes: a test lead fixing device for fixing any one or both of the two test leads.
其中，所述表笔固定装置包括上固定板、下固定板、螺栓和螺母；Wherein, the test lead fixing device includes an upper fixing plate, a lower fixing plate, bolts and nuts;
所述上固定板和所述下固定板上设有通孔，所述螺栓贯通所述上固定板和所述下固定板的通孔后与所述螺母旋紧，以将放置在所述上固定板和所述下固定板之间的表笔夹紧。The upper fixing plate and the lower fixing plate are provided with through holes, and the bolts are tightened with the nuts after passing through the through holes of the upper fixing plate and the lower fixing plate, so as to be placed on the upper fixing plate. The test leads are clamped between the fixed plate and the lower fixed plate.
从上述的技术方案可以看出，本实用新型公开了一种专用测量变电站蓄电池电压的仪表，在使用时用两根表笔分别与被测变电站蓄电池的两端连接，打开电源开关，此时电压采样电路采样到所述被测变电站蓄电池的电压，并 将其传送给中央处理器，由中央处理器控制显示屏对所述被测变电站蓄电池的电压进行输出显示，从而实现了对变电站蓄电池电压的实时测量。而且，所述仪表还具有自动记录功能，为工作人员进行电压数据的导出、与之前所测量的电压数据进行对比分析提供了方便。再者，所述仪表具有太阳能充电回路和交流电充电回路两条充电回路，保障了蓄电池电压测量仪表使用过程中不会出现断电现象。It can be seen from the above-mentioned technical scheme that the utility model discloses a special instrument for measuring the voltage of a substation battery. The circuit samples the voltage of the battery of the substation under test, and transmits it to the central processor, and the central processor controls the display to output and display the voltage of the battery of the substation under test, thereby realizing real-time monitoring of the voltage of the battery of the substation Measurement. Moreover, the meter also has an automatic recording function, which provides convenience for workers to export voltage data and conduct comparative analysis with previously measured voltage data. Furthermore, the instrument has two charging circuits, a solar charging circuit and an alternating current charging circuit, which ensures that the battery voltage measuring instrument will not be powered off during use.
附图说明Description of drawings
为了更清楚地说明本实用新型实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.
图1为本实用新型实施例公开的一种蓄电池电压测量仪表的表头正面俯视图；Fig. 1 is a front top view of a battery voltage measuring instrument disclosed in an embodiment of the present invention;
图2为所述蓄电池电压测量仪表的表头背面正视图；Fig. 2 is the back front view of the gauge head of the battery voltage measuring instrument;
图3为所述蓄电池电压测量仪表的内部电路结构示意图；3 is a schematic diagram of the internal circuit structure of the battery voltage measuring instrument;
图4为所述蓄电池电压测量仪表的两根表笔的结构示意图；Fig. 4 is the structural representation of two test leads of described storage battery voltage measuring instrument;
图5为本实用新型实施例公开的又一种蓄电池电压测量仪表的表头正面俯视图；Fig. 5 is a front top view of another battery voltage measuring instrument disclosed in the embodiment of the present invention;
图6为所述又一种蓄电池电压测量仪表的内部电路结构示意图；6 is a schematic diagram of the internal circuit structure of another battery voltage measuring instrument;
图7为所述蓄电池电压测量仪表的表笔固定装置结构示意图。Fig. 7 is a structural schematic diagram of the test lead fixing device of the battery voltage measuring instrument.
具体实施方式detailed description
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通 技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts all belong to the protection scope of the present utility model.
为实现对变电站蓄电池电压的实时测量，本实用新型实施例公开了一种蓄电池电压测量仪表，其组成部件包括表头和两根表笔，具体的：In order to realize the real-time measurement of the battery voltage of the substation, the embodiment of the utility model discloses a battery voltage measuring instrument, and its components include a meter head and two test leads, specifically:
参见图1～图2，所述表头的壳体上设置有表笔线插孔1、电池盒2、电源开关3、光电转换板4、充电接口5、显示屏6、SD卡槽7和保存开关8；Referring to Figures 1 to 2, the shell of the meter head is provided with a test lead line jack 1, a battery box 2, a power switch 3, a photoelectric conversion board 4, a charging interface 5, a display screen 6, an SD card slot 7 and storage switch 8;
参见图3，所述表头的壳体内设置有中央处理器9、太阳能充电电路10、交流电充电电路11和电压采样电路12；Referring to Fig. 3, a central processing unit 9, a solar charging circuit 10, an alternating current charging circuit 11 and a voltage sampling circuit 12 are arranged in the housing of the meter head;
所述两根表笔的结构示意图如图4所示，包括红表笔和黑表笔；红、黑表笔的表笔线13插入表笔线插孔1内；The schematic diagram of the structure of the two test leads is shown in Figure 4, including a red test lead and a black test lead; the test lead lines 13 of the red and black test leads are inserted into the test lead line jack 1;
电池盒2内安装用于为所述表头供电的蓄电池14(为简化附图，图3仅示出了蓄电池14与中央处理器9之间的供电线路)；The accumulator 14 (for simplifying the drawings, Fig. 3 only shows the power supply line between the accumulator 14 and the central processing unit 9) is installed in the battery case 2 for the power supply of the gauge head;
电源开关3用于控制蓄电池14的电能输出；The power switch 3 is used to control the electric energy output of the storage battery 14;
太阳能充电电路10连接光电转换板4和蓄电池14，构成蓄电池14的太阳能充电回路；The solar charging circuit 10 connects the photoelectric conversion board 4 and the storage battery 14 to form a solar charging circuit of the storage battery 14;
交流电充电电路11连接充电接口5和蓄电池14，构成蓄电池14的交流电充电回路；The AC charging circuit 11 is connected to the charging interface 5 and the battery 14 to form an AC charging circuit for the battery 14;
电压采样电路12分别与表笔线插孔1和中央处理器9相连，用于采集被测变电站蓄电池的电压，并将其传输给中央处理器9；The voltage sampling circuit 12 is connected to the test lead line jack 1 and the central processing unit 9 respectively, and is used to collect the voltage of the battery of the substation under test and transmit it to the central processing unit 9;
显示屏6与中央处理器9相连，用于在中央处理器9的控制下，对电压采样电路12的采样值进行输出显示；The display screen 6 is connected to the central processing unit 9, and is used to output and display the sampling value of the voltage sampling circuit 12 under the control of the central processing unit 9;
SD卡槽7内安装SD卡15；An SD card 15 is installed in the SD card slot 7;
中央处理器9还分别与SD卡15和保存开关8相连；Central processing unit 9 is also connected with SD card 15 and preservation switch 8 respectively;
保存开关8用于控制中央处理器9的保存操作，所述保存操作是指将电压采样电路12的采样值保存到SD卡8中。The save switch 8 is used to control the save operation of the central processing unit 9 , and the save operation refers to saving the sampled value of the voltage sampling circuit 12 into the SD card 8 .
本实施例公开的蓄电池电压测量仪表的工作原理如下：The working principle of the battery voltage measuring instrument disclosed in this embodiment is as follows:
在使用时，用两根表笔分别与被测变电站蓄电池的两端连接，再打开电源开关3，此时电压采样电路12采样到所述被测变电站蓄电池的电压，并将 其传送给中央处理器9，由中央处理器9控制显示屏6对所述被测变电站蓄电池的电压进行输出显示，从而实现了对变电站蓄电池电压的实时测量。When in use, connect two test leads to the two ends of the storage battery of the substation under test respectively, and then turn on the power switch 3. At this time, the voltage sampling circuit 12 samples the voltage of the storage battery of the substation under test, and transmits it to the central processing unit 9. The central processing unit 9 controls the display screen 6 to output and display the voltage of the measured substation battery, thereby realizing real-time measurement of the voltage of the substation battery.
本实施例公开的蓄电池电压测量仪表还具有自动记录功能，具体为：打开保存开关8后，中央处理器9会将实时测量到的被测变电站蓄电池的电压数据保存到SD卡15中，为工作人员进行电压数据的导出、以及与之前所测量的电压数据进行对比分析提供了方便。The storage battery voltage measuring instrument disclosed in this embodiment also has an automatic recording function, specifically: after the save switch 8 is turned on, the central processing unit 9 will save the voltage data of the measured substation storage battery measured in real time into the SD card 15, for work It is convenient for personnel to export the voltage data and conduct comparative analysis with the previously measured voltage data.
再者，本实施例公开的蓄电池电压测量仪表采用蓄电池14为表头供电，且具有两条蓄电池充电回路，分别是太阳能充电回路和交流电充电回路：太阳能充电回路在有光照的条件下为蓄电池14充电，交流电充电回路在有交流电供应的情况下为蓄电池14充电，双充电回路的设计在于保障蓄电池电压测量仪表使用过程中不会出现断电现象。Furthermore, the battery voltage measuring instrument disclosed in this embodiment uses the battery 14 as the power supply for the meter head, and has two battery charging circuits, which are respectively a solar charging circuit and an alternating current charging circuit: the solar charging circuit is for the battery 14 under the condition of light. Charging, the alternating current charging circuit charges the storage battery 14 when there is an alternating current supply, and the double charging circuit is designed to ensure that the battery voltage measuring instrument will not be powered off during use.
在上述公开的蓄电池电压测量仪表的基础上，本实用新型实施例公开了又一种蓄电池电压测量仪表，具体地：On the basis of the battery voltage measuring instrument disclosed above, the embodiment of the utility model discloses another battery voltage measuring instrument, specifically:
所述蓄电池电压测量仪表的表头的壳体上还设置有报警器16，例如蜂鸣器(参见图5)；An alarm 16, such as a buzzer (see Fig. 5 ), is also provided on the housing of the meter head of the battery voltage measuring instrument;
所述表头的壳体内还设置有电流采样电路17(参见图6)；Also be provided with current sampling circuit 17 (referring to Fig. 6) in the housing of described meter head;
电流采样电路17分别与蓄电池14和中央处理器9相连，用于采集蓄电池14的放电电流，并将其传输给中央处理器9；The current sampling circuit 17 is respectively connected with the storage battery 14 and the central processing unit 9 for collecting the discharge current of the storage battery 14 and transmitting it to the central processing unit 9;
报警器16与中央处理器9相连，用于在中央处理器9的控制下，发出蓄电池14的电量低于第一预设值的警示信息。The alarm device 16 is connected with the central processing unit 9, and is used to issue a warning message that the electric quantity of the storage battery 14 is lower than a first preset value under the control of the central processing unit 9.
在本实施例中，中央处理器9根据蓄电池14的放电电流计算得到蓄电池14的电量，并判断蓄电池14的电量是否低于第一预设值，若是，控制报警器16发出蓄电池14的电量较低的警示信息，提醒工作人员及时为蓄电池14充电，以保证蓄电池电压测量仪表的正常使用。In this embodiment, the central processing unit 9 calculates the electric quantity of the accumulator 14 according to the discharge current of the accumulator 14, and judges whether the electric quantity of the accumulator 14 is lower than the first preset value; Low warning information reminds the staff to charge the battery 14 in time to ensure the normal use of the battery voltage measuring instrument.
可选地，上述任一实施例公开的蓄电池电压测量仪表的表头的壳体上还设置有分别与中央处理器9相连的第一指示灯18和第二指示灯19(仍参见图5、图6)；Optionally, a first indicator light 18 and a second indicator light 19 respectively connected to the central processing unit 9 are also provided on the casing of the meter head of the battery voltage measuring instrument disclosed in any of the above-mentioned embodiments (see also Fig. 5, Image 6);
第一指示灯18用于给出电压采样电路12的采样值低于第二预设值的警示，实现了变电站蓄电池低压报警；第二指示灯19用于给出电流采样电路12的采样值高于第三预设值的警示，实现了变电站蓄电池高压报警。The first indicator light 18 is used to give a warning that the sampled value of the voltage sampling circuit 12 is lower than the second preset value, and realizes the substation battery low voltage alarm; Based on the warning of the third preset value, the substation battery high voltage alarm is realized.
可选地，上述任一实施例公开的蓄电池电压测量仪表还包括：用于固定所述两根表笔中的任意一根或两根的表笔固定装置，以方便工作人员上下、左右调节红、黑表笔之间的距离。Optionally, the battery voltage measuring instrument disclosed in any of the above-mentioned embodiments further includes: a test lead fixing device for fixing any one or both of the two test leads, so as to facilitate the staff to adjust the red and black colors up and down, left and right. The distance between the test leads.
所述表笔固定装置可采用如图7所述结构，包括上固定板20、下固定板21、螺栓22和螺母23，其中：上固定板20和下固定板21上设有通孔24，螺栓22贯通上固定板20和下固定板21的通孔22后与螺母23旋紧，以将放置在上固定板20和下固定板21之间的表笔夹紧。Described test lead fixing device can adopt structure as described in Figure 7, comprises upper fixed plate 20, lower fixed plate 21, bolt 22 and nut 23, wherein: upper fixed plate 20 and lower fixed plate 21 are provided with through hole 24, bolt 22 passes through the through holes 22 of the upper fixing plate 20 and the lower fixing plate 21 and is screwed with the nut 23, so as to clamp the test leads placed between the upper fixing plate 20 and the lower fixing plate 21.
综上所述，本实用新型公开了一种专用测量变电站蓄电池电压的仪表，在使用时用两根表笔分别与被测变电站蓄电池的两端连接，打开电源开关，此时电压采样电路采样到所述被测变电站蓄电池的电压，并将其传送给中央处理器，由中央处理器控制显示屏对所述被测变电站蓄电池的电压进行输出显示，从而实现了对变电站蓄电池电压的实时测量。而且，所述仪表还具有自动记录功能，为工作人员进行电压数据的导出、与之前所测量的电压数据进行对比分析提供了方便。再者，所述仪表具有太阳能充电回路和交流电充电回路两条充电回路，保障了蓄电池电压测量仪表使用过程中不会出现断电现象。To sum up, the utility model discloses a special instrument for measuring the voltage of the substation storage battery. When in use, two test leads are connected to the two ends of the substation storage battery under test, and the power switch is turned on. At this time, the voltage sampling circuit samples the Describe the voltage of the battery in the substation under test, and send it to the central processor, and the central processor controls the display to output and display the voltage of the battery in the substation under test, thereby realizing the real-time measurement of the voltage of the battery in the substation. Moreover, the meter also has an automatic recording function, which provides convenience for workers to export voltage data and conduct comparative analysis with previously measured voltage data. Furthermore, the instrument has two charging circuits, a solar charging circuit and an alternating current charging circuit, which ensures that the battery voltage measuring instrument will not be powered off during use.
本说明书中各个实施例采用递进的方式描述，每个实施例重点说明的都是与其他实施例的不同之处，各个实施例之间相同相似部分互相参见即可。Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.
对所公开的实施例的上述说明，使本领域专业技术人员能够实现或使用本实用新型。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的，本文中所定义的一般原理可以在不脱离本实用新型的精神或范围的情况下，在其它实施例中实现。因此，本实用新型将不会被限制于本文所示的这些实施例，而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109490692A (en) * | 2018-11-27 | 2019-03-19 | 佛山市铠德利光电科技有限公司 | Floor tile with electric leakage prompt facility |
| CN109738827A (en) * | 2019-03-01 | 2019-05-10 | 杜浩为 | Portable battery checks box and its application |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109490692A (en) * | 2018-11-27 | 2019-03-19 | 佛山市铠德利光电科技有限公司 | Floor tile with electric leakage prompt facility |
| CN109738827A (en) * | 2019-03-01 | 2019-05-10 | 杜浩为 | Portable battery checks box and its application |
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