Monitoring device for detecting weight change of liquid

Abstract

The utility model provides a monitoring device for detecting the weight change of liquid. The monitoring device is mainly composed of a shell, a weight detection sensor arranged in the shell, a hook arranged below the shell, a control mainboard arranged in the shell, a wireless communication module arranged in the shell and in communication connection with the weight detection sensor and the control mainboard and the like. Wherein one end of the hook is connected with the weight detection sensor, so that the weight detection sensor measures the weight of a hanging object in real time when the hanging object capable of generating liquid weight change is hung on the hook. Compared with the prior art, the system is convenient to operate and can realize remote monitoring.

Description

Technical Field

[0001] The utility model relates to a monitoring device, in particular to a monitoring device used for detecting changes in liquid weight. Background Art

[0002] In some application scenarios, such as industrial or medical production, it is necessary to control the amount of liquid released according to the change in weight, so as to realize the control of relevant standard processes, such as for titration devices, to achieve accurate release of liquids and realize alarms. If not discovered in time, the test will fail or corresponding safety hazards will occur. Or, in medical scenarios, such as when hanging water in the hospital, it is necessary to monitor and judge whether the liquid in the hanging bottle has been infused. However, in the existing technology, manual monitoring is usually still used. If it is not monitored in time, for example, when the patient is asleep or the nurse is busy, the medicine will be finished and the blood in the patient's blood vessels will flow back, which is very likely to cause safety accidents.

[0003] In addition, although some researchers have designed a weight detection device to realize alarm in the prior art, it lacks versatility and can only be used in specific application scenarios, such as intravenous infusion scenarios, as disclosed in patent application document CN2013100003494.4. It is not only inconvenient to operate, but also cannot realize remote monitoring.

[0004] Therefore, how to provide a monitoring device for detecting changes in liquid weight that is easy to operate and can achieve remote monitoring is a technical problem that the utility model urgently needs to solve. Utility Model Content

[0005] The purpose of the utility model is to provide a monitoring device for detecting the weight change of liquid, which can be easily operated and can realize remote monitoring.

[0006] In order to achieve the above object, the utility model provides a monitoring device for detecting the change of liquid weight, comprising:

[0007] case;

[0008] A weight detection sensor disposed in the housing;

[0009] A hook is arranged below the housing, and one end of the hook is connected to the weight detection sensor, so that when the hook is hanging a hanging object that can produce a change in liquid weight, the weight detection sensor measures the weight of the hanging object in real time;

[0010] A control mainboard disposed in the housing;

[0011] A wireless communication module disposed in the housing and communicatively connected to the weight detection sensor and the control mainboard;

[0012] Furthermore, the wireless communication module is used to communicate with an external control terminal, and to send an alarm signal to the control terminal when the weight detection sensor detects that the weight of the hanging object changes to a preset value.

[0013] Further preferably, the wireless communication module is a WiFi module;

[0014] and / or Bluetooth transmission module.

[0015] Further preferably, it also includes: a control button and a start button which are arranged outside the shell and electrically connected to the control main board and are used to set the preset value.

[0016] Further preferably, the control button comprises: a first button and a second button for setting and adjusting the preset value.

[0017] Further preferably, it also includes: a display screen which is arranged outside the shell and electrically connected to the control mainboard.

[0018] Further preferably, the display screen is a flexible display screen.

[0019] Further preferably, it further comprises: an alarm device electrically connected to the control main board; wherein the alarm device comprises: an alarm light and / or a buzzer.

[0020] Further preferably, the shell includes: a first body for setting the weight detection sensor and the hook, a second body connected to the first part and used for setting the display screen and the control button and the start button, and a third body connected to the second body and used for setting the alarm device; wherein the second body and the third body are detachably connected.

[0021] Further preferably, the shell is a cylindrical structure; the outer shell of the third body is a transparent shell;

[0022] And / or, the weight detection sensor is a tension sensor.

[0023] And / or, a battery compartment disposed in the second body and used to accommodate a battery, and a battery cover used to seal the battery compartment.

[0024] Further preferably, the first body includes: a hollow cavity for setting the weight detection sensor, and a fixing bracket set in the hollow cavity and used to fix the weight detection sensor; wherein, a channel for setting a hook and exposing a connection hole of the weight detection sensor is also opened at the bottom of the first body.

[0025] Compared with the prior art, the monitoring device for detecting changes in liquid weight provided in the present application is easy to operate and can realize remote monitoring. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a front structural schematic diagram of a monitoring device for detecting changes in liquid weight proposed by the utility model;

[0027] Figure 2 This is a schematic diagram of the back structure of a monitoring device for detecting changes in liquid weight proposed by the utility model;

[0028] Figure 3 This is a schematic diagram of the internal structure of a monitoring device for detecting changes in liquid weight proposed by the utility model.

[0029] Figure numerals: shell 1, first body 11, second body 12, third body 13, hook 6, control button 3, first button 31, second button 32, start button 5, display screen 2, hook 6, battery cover 7, alarm device 8, weight detection sensor 9, control main board 10, processor 101, wireless communication module 102, first button trigger switch module 103, second button trigger switch module 104, third button trigger switch module 105, control module 106, power supply module 107, first FPC connector 12, second FPC connector 16, fixing bracket 18. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Embodiment 1

[0032] like Figures 1 to 3 As shown, this embodiment provides a monitoring device for detecting changes in liquid weight, which is mainly composed of a shell 1, a weight detection sensor 8 arranged in the shell 1, a hook 6 arranged under the shell 1, a control main board 10 arranged in the shell 1, and a wireless communication module 102 arranged in the shell 1 and communicatively connected to the weight detection sensor 8 and the control main board 10.

[0033] One end of the hook 6 is connected to a weight detection sensor 8, so that when the hook 6 hangs a hanging object that can produce a change in liquid weight, the weight detection sensor 8 measures the weight of the hanging object in real time.

[0034] Furthermore, the wireless communication module 102 is used to communicate with an external control terminal and send an alarm signal to the control terminal when the weight detection sensor 8 detects that the weight of the hanging object changes to a preset value. The control terminal may be a mobile phone, a backend server or a computer.

[0035] From the above content, it can be known that: in this embodiment, the monitoring device for detecting the weight change of liquid can detect that the weight of the hanging object changes to a preset value when the weight detection sensor 8 detects that the weight of the hanging object changes to a preset value, which is beneficial to the weight of the hanging object such as the intravenous injection bottle changes to a preset value, such as when the weight of the intravenous injection fluid is about to run out, for example, when the weight corresponding to only 10ml of injection fluid and the weight of the hanging bottle are set, the weight detection sensor 8 sends a preset warning signal to the control main board 10, and the control main board 10 sends a warning signal to the control terminal according to the warning signal, so as to better realize remote monitoring, so as to promote the user to perform corresponding operations and end the release of the hanging object, such as stopping intravenous injection or changing bottles, etc., to avoid safety hazards, especially when the user is reading or querying information through the mobile phone, timely reminders can be made to avoid misjudgment, and to prevent patients from not noticing in time when they are resting or working.

[0036] Obviously, it should be noted that the monitoring device in this embodiment can also be applied to fields such as irrigation equipment to achieve titration monitoring and control of irrigation nutrient solution or irrigation water.

[0037] In addition, the present embodiment also transmits data, such as preset values, to the control main board 10 through the control terminal with the aid of the wireless communication module 102, so as to realize the setting of preset values ​​without manual operation, thereby facilitating the user's operation, and the control terminal can also transmit the real-time weight data of the hanging object detected by the weight detection sensor 8 to the control terminal, so as to facilitate the user, such as the nurse at the nurse station, to perform real-time remote monitoring.

[0038] Further preferably, the wireless communication module 102 is a WiFi module.

[0039] Obviously, the wireless communication module 102 in this embodiment can also be designed as a Bluetooth transmission module according to actual needs.

[0040] Further preferably, the monitoring device further comprises: a control button 3 disposed outside the housing 1 and electrically connected to the control mainboard 10 for setting a preset value, and a start button 5 for activating the control panel.

[0041] The critical value for the descent of the suspended object can be set by the control button 3, so that when the weight of the suspended object is about to reach the critical value, that is, the above-mentioned preset value, an alarm signal is sent.

[0042] Further preferably, the control button 3 includes: a first button 31 and a second button 32 for setting and adjusting the preset value. The first button 31 and the second button 32 can be used as a plus button and a minus button, respectively, to change the size of the preset value. In addition, the first button 31 or the second button 32 can also act as a switching function key. For example, after being pressed multiple times in a row, a switching function key is formed to enable the display screen 2 to display the conversion units of weight and volume, as well as the allowed critical liquid volume.

[0043] Further preferably, the monitoring device for detecting the change in liquid weight also includes: a display screen 2 disposed outside the housing 1 and electrically connected to the control mainboard 10 .

[0044] Further preferably, in order to facilitate assembly and enable the display screen 2 to better fit the outer surface of the housing 1, the display screen 2 is a flexible display screen, and the flexible display screen is preferably a segment code screen.

[0045] like Figure 1 As shown, the control main board 10 in this embodiment is provided with a processor 101 electrically connected to each module, a first button trigger switch module 103 connected to the first button 31, a second button trigger switch module 104 connected to the second button 32, a third button trigger switch module 105 connected to the start button 5, a control module 106 electrically connected to the display screen 2, and a power supply module 107 connected to the battery, etc.

[0046] The alarm device is electrically connected to the processor via the first FPC connector 12 , and the weight detection sensor is electrically connected to the processor via the second FPC connector 16 .

[0047] As a further preferred embodiment, the monitoring device further comprises: an alarm device electrically connected to the control main board 10. The alarm device comprises: an alarm light and a buzzer. When the control main board 10 sends an alarm signal to the control terminal according to the warning signal, it also sends an alarm signal to the alarm light to turn on the alarm light, or sends a whistle signal to the buzzer to turn on the buzzer, thereby playing a role of early warning.

[0048] Further preferably, the shell 1 includes: a first body 11 for setting a weight detection sensor 8 and a hook 6, a second body 12 connected to the first part and used for setting a display screen 2 and a control button 3 and a start button 5, and a third body 13 connected to the second body 12 and used for setting an alarm device; wherein the first body 11, the second body 12 and the third body 13 are all detachably connected, such as a threaded connection, a snap connection, etc., to facilitate assembly and disassembly.

[0049] Furthermore, the hook 6 can be inserted into the threaded hole of the weight detection sensor 8 by means of a threaded connection.

[0050] Preferably, the housing 1 is a cylindrical structure, which can prevent the housing 1 from being damaged or deformed due to collision during transportation or carrying, and improve its drop resistance to prevent the internal electronic devices from being damaged when it falls.

[0051] Further preferably, the outer shell of the third body 13 is a transparent shell 1, so that the alarm light flashes after being turned on under the control of the control mainboard 10, thereby playing a good warning role.

[0052] Preferably, the weight detection sensor 8 is a tension sensor, wherein the tension sensor may be an S-type tension sensor, a plate ring tension sensor, or the like.

[0053] Further preferably, the first body 11 includes: a hollow cavity for setting the weight detection sensor 8, and a fixing bracket 18 arranged in the hollow cavity and used to fix the weight detection sensor 8. Among them, the bottom of the first body 11 is also provided with a channel for setting the hook 6 and exposing the connection hole of the weight detection sensor 8.

[0054] In addition, it is worth mentioning that the fixing bracket 18 in this embodiment is connected to the inner wall of the shell 1, and it can be fixed to the bottom of the weight detection sensor 8, or it can be hung to fix the weight detection sensor 8. Here, no specific limitation or elaboration is made.

[0055] Further preferably, in order to allow the monitoring device to be used for a long time, it also includes: a battery compartment disposed in the second body 12 and used to accommodate batteries, and a battery cover 7 for sealing the battery compartment.

[0056] Furthermore, in order to reduce its overall weight and volume, the battery is preferably a button battery.

[0057] The utility model is described in detail above in conjunction with the embodiments of the drawings. A person skilled in the art can make various variations of the utility model according to the above description. Therefore, certain details in the embodiments should not constitute a limitation of the utility model, and the scope of protection of the utility model shall be defined by the scope of the attached claims.

Claims

1. A monitoring device for detecting changes in liquid weight, characterized in that: include: case; A weight detection sensor disposed in the housing; A hook is arranged below the housing, and one end of the hook is connected to the weight detection sensor, so that when the hook is hanging a hanging object that can produce a change in liquid weight, the weight detection sensor measures the weight of the hanging object in real time; A control mainboard disposed in the housing; A wireless communication module is disposed in the housing and is communicatively connected to the weight detection sensor and the control mainboard, and the wireless communication module is used to communicate with an external control terminal and send an alarm signal to the control terminal when the weight detection sensor detects that the weight of the hanging object changes to a preset value; A control button and a start button are arranged outside the housing and are electrically connected to the control mainboard, and are used to set the preset value; The shell is a cylindrical structure; An alarm device electrically connected to the control mainboard; wherein the alarm device comprises: an alarm light and a buzzer; The housing comprises: a first body for arranging the weight detection sensor and the hook, a second body connected to the first body and for arranging a display screen, the control button and the start button, and a third body connected to the second body and for arranging an alarm device; wherein the second body and the third body are detachably connected; The outer shell of the third body is a transparent shell; A display screen is arranged outside the shell and electrically connected to the control mainboard, wherein the display screen is a flexible display screen.

2. The monitoring device for detecting the weight change of liquid according to claim 1, characterized in that: The wireless communication module is a WiFi module; and / or Bluetooth transmission module.

3. The monitoring device for detecting the change in liquid weight according to claim 1, characterized in that: The control buttons include: a first button and a second button for setting and adjusting the preset value.

4. The monitoring device for detecting the change in liquid weight according to claim 3, characterized in that: The first button or the second button is also used to act as a switching function key, so that after being pressed continuously for multiple times, a switching function key is formed.

5. The monitoring device for detecting the change in liquid weight according to claim 1, characterized in that: The weight detection sensor is a tension sensor; And / or, a battery compartment disposed in the second body and used to accommodate a battery, and a battery cover used to seal the battery compartment.

6. The monitoring device for detecting the change in liquid weight according to claim 1, characterized in that: The first body includes: a hollow cavity for setting the weight detection sensor, and a fixing bracket set in the hollow cavity and used to fix the weight detection sensor; wherein, a channel for setting a hook and exposing a connection hole of the weight detection sensor is also opened at the bottom of the first body.

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