State detection equipment based on pressure induction

Abstract

The utility model relates to the technical field of state detection, in particular to state detection equipment based on pressure induction, which comprises a tray, a controller and a communication module. Any surface of the tray is provided with a pressure sensing device; the pressure sensing device is electrically connected with the controller and is used for acquiring a pressure signal of a surface to which the pressure sensing device belongs and sending the pressure signal to the controller; the controller is used for receiving the pressure signal and displaying the state of the tray according to the pressure signal; the communication module is connected with the controller and used for sending the pressure signals received by the controller to an external system. The scheme is simple in structure and convenient to operate, the state of the tray can be detected, and a user can conveniently and timely obtain tray state information to manage the tray.

Description

Technical Field

[0001] The utility model relates to the technical field of state detection, in particular to a state detection device based on pressure induction. Background Art

[0002] With the development of Internet of Things technology, more and more products are connected to the network for information exchange and control. Smart pallets are one of them. Pallets transmit pallet information by setting up smart terminals that can connect to the network. The pallet information mainly includes the weight of the goods currently carried by the pallet. Thus, users can monitor the use of pallets. However, during daily use, pallets will be in different states, such as flat or stacked. If the pallet does not carry goods, users cannot remotely obtain the current state of the pallet, which is inconvenient for users to manage pallets. Utility Model Content

[0003] The utility model aims to provide a state detection device based on pressure induction, which can detect the state of a tray and facilitate users to obtain tray state information in time to manage the tray.

[0004] The utility model provides the following basic solution: a state detection device based on pressure sensing, comprising: a tray, a controller and a communication module;

[0005] A pressure sensing device is provided on either side of the tray;

[0006] The pressure sensing device is electrically connected to the controller, and is used to collect the pressure signal of the surface to which it belongs, and send it to the controller;

[0007] The controller is used to receive the pressure signal and display the status of the tray according to the pressure signal;

[0008] The communication module is connected to the controller and is used to send the pressure signal received by the controller to the external system.

[0009] Furthermore, a groove is provided on any side of the tray, the pressure sensing device is provided in the groove, and the sensing part of the pressure sensing device is provided outside the groove.

[0010] Furthermore, the pressure sensing device adopts a pressure sensor.

[0011] Further, the pressure sensing device comprises: a first pressure sensing device, a second pressure sensing device and a plurality of third pressure sensing devices;

[0012] The first pressure sensing device is arranged on the top surface of the tray, the second pressure sensing device is arranged on the bottom surface of the tray, and the third pressure sensing device is arranged on any side surface of the tray;

[0013] The controller receives the first pressure signal sent by the first pressure sensing device, and displays the state of the tray as being inverted and flat;

[0014] When receiving the second pressure signal sent by the second pressure sensing device, the tray is displayed as being placed flat;

[0015] When the first pressure signal and the second pressure signal are received, the state of the tray is displayed as being stacked flat;

[0016] When receiving a third pressure signal sent by any third pressure sensing device, the tray state is displayed as sideways;

[0017] When the third pressure signal and the first pressure signal are received, the tray is displayed as being in a sideways position leaning against an object;

[0018] When the third pressure signal and the second pressure signal are received, the tray state is displayed as being sideways against the object;

[0019] When the third pressure signal, the first pressure signal and the second pressure signal are received, the tray state is displayed as sideways stacking.

[0020] Further, it also includes: a status display device;

[0021] The status display device is electrically connected to the controller;

[0022] The controller is further used to control the status display device according to the pressure signal to display the status of the corresponding tray;

[0023] The status display device is used to display the status of the tray.

[0024] Further, it also includes: a comparator;

[0025] The comparator is electrically connected to the controller and is used to compare whether the pressure signal is greater than a preset pressure signal value. If so, a prompt signal is generated and sent to the controller;

[0026] The controller is also used to display the status of the tray according to the prompt signal and the pressure signal.

[0027] Further, the pallet comprises: a support plate and a support plate;

[0028] A plurality of support plates are arranged on the bottom surface of the support plate to support the support plate.

[0029] Furthermore, the number of the support plates is greater than or equal to 2.

[0030] Furthermore, the number of the support plates is 3, and support plates are respectively arranged at both ends and the middle of the bottom surface of the support plate;

[0031] The support plate at one end of the bottom surface of the support plate is fixedly connected to the support plate to serve as a fixed support plate, and the remaining support plates are slidably connected to the support plate to serve as sliding support plates;

[0032] The support plate is a mountain-shaped support plate, and three mutually parallel slide grooves are arranged on the bottom surface of the support plate, and the slide grooves are dovetail grooves; a slider engaged with the slide groove is arranged on the top surface of the support plate, and a first limiter and a second limiter are arranged in the middle of one slide groove, which are used to fix the support plate in the middle of the slide groove, and a third limiter is arranged at the other end of the slide groove relative to the support plate, which is fixedly connected to one end of the support plate, and is used to fix the support plate at the other end of the slide groove;

[0033] The first limiting member, the second limiting member and the third limiting member all include: a T-shaped limiting block; the T-shaped limiting block includes: a horizontal rod and a vertical rod;

[0034] A groove is arranged on the bottom surface of the slide groove, a stopper is arranged at the opening of the groove, and a T-shaped limit block is clamped in the groove.

[0035] The basic principles and advantages of this solution: In this solution, a pressure sensing device is provided on any side of the pallet to detect the pressure on each side. When any pressure sensing device detects pressure, it will generate a pressure signal and send it to the controller. The controller displays the status of the pallet based on the pressure signal, and sends the pressure signal to an external system, such as a computer, through a connected communication module, so that the user can remotely obtain the pressure signal and thus obtain the status of the pallet. Because the pressure on each side of the pallet is different or there is no pressure when it is placed or used, the status of the pallet can be determined by the corresponding pressure signal received from the side.

[0036] The solution has a simple structure and is easy to operate. It can detect the status of the pallet, making it convenient for the user to obtain the pallet status information in time to manage the pallet. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1 This is a structural schematic diagram of a first embodiment of a state detection device based on pressure sensing of the utility model;

[0038] Figure 2 It is a bottom view of Embodiment 1 of a state detection device based on pressure sensing of the utility model;

[0039] Figure 3 It is a bottom view of Embodiment 3 of a state detection device based on pressure sensing of the utility model;

[0040] Figure 4 This is a side sectional view of a third embodiment of a state detection device based on pressure sensing of the utility model;

[0041] Figure 5It is a partial cross-sectional view of the top surface of the tray downward in the third embodiment of the state detection device based on pressure sensing of the utility model;

[0042] Figure 6 This is a partial cross-sectional view with the top surface of the tray facing upward in Embodiment 3 of a state detection device based on pressure sensing of the utility model. DETAILED DESCRIPTION

[0043] The following is further described in detail through specific implementation methods:

[0044] The figure marks in the drawings of the specification include: tray 1, first pressure sensing device 2, second pressure sensing device 3, third pressure sensing device 4, support plate 5, support plate 6, slide groove 7, slider 8, first limit member 9, second limit member 10, third limit member 11, T-shaped limit block 12, cross bar 13, vertical bar 14, groove 15, and stop block 16.

[0045] In the description of this application, unless otherwise clearly specified and limited, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance; unless otherwise specified or explained, the term "plurality" refers to two or more; the terms "connected" and "fixed" should be understood in a broad sense, for example, "connected" can be a fixed connection, a detachable connection, an integral connection, or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0046] In the description of this specification, it should be understood that the directional words such as "upper", "lower", "left", and "right" described in the embodiments of the present application are described at the angles shown in the accompanying drawings and should not be understood as limitations on the embodiments of the present application. In addition, in the context, it should also be understood that when it is mentioned that an element is connected to the "upper", "lower", "left", or "right" of another element, it can not only be directly connected to the "upper", "lower", "left", or "right" of another element, but can also be indirectly connected to the "upper", "lower", "left", or "right" of another element through an intermediate element.

[0047] Embodiment 1

[0048] The embodiment is basically as shown in the attached Figure 1 As shown: A state detection device based on pressure sensing, comprising: a tray 1, a controller, a communication module and a state display device;

[0049] A pressure sensing device is provided on either side of the tray 1. Specifically, a groove 15 is provided on either side of the tray 1. The pressure sensing device is provided in the groove 15, and the sensing part of the pressure sensing device is provided outside the groove 15. The pressure sensing device adopts a pressure sensor, and L6F is adopted in this embodiment. Specifically, the pressure sensing device includes: a first pressure sensing device 2, a second pressure sensing device 3 and a plurality of third pressure sensing devices 4; Figure 1 and Figure 2 As shown, the first pressure sensing device 2 is arranged on the top surface of the tray 1, the second pressure sensing device 3 is arranged on the bottom surface of the tray 1, and the third pressure sensing device 4 is arranged on any side surface of the tray 1; the side surfaces include: the front side surface of the tray 1, the rear side surface of the tray 1, the left side surface of the tray 1 and the right side surface of the tray 1; the number of pressure sensors is set according to demand, and multiple pressure sensors can be arranged on any surface. In other embodiments, a support plate 6 can be arranged on the pressure sensor, and the support plate 6 has the same size as the surface to which the pressure sensor belongs, so as to support the object and apply force to the pressure sensor at the same time, triggering the pressure sensor to generate a pressure signal;

[0050] The pressure sensing device is electrically connected to the controller and is used to collect the pressure signal of the surface and send it to the controller;

[0051] A controller, used for receiving the pressure signal and displaying the state of the tray 1 according to the pressure signal;

[0052] Specifically, the controller is electrically connected to the status display device, and the controller controls the status display device according to the pressure signal to display the status of the corresponding tray 1; the status display device is used to display the status of the tray 1, including:

[0053] The controller receives the first pressure signal sent by the first pressure sensing device 2, and controls the state display device to display that the state of the tray 1 is reversely placed;

[0054] Upon receiving the second pressure signal sent by the second pressure sensing device 3, the state display device is controlled to display the state of the tray 1 as being placed flat;

[0055] Upon receiving the first pressure signal and the second pressure signal, the state display device is controlled to display the state of the tray 1 as being flatly stacked;

[0056] Upon receiving the third pressure signal sent by any third pressure sensing device 4, the state display device is controlled to display the state of the tray 1 as sideways;

[0057] Upon receiving the third pressure signal and the first pressure signal, the state display device is controlled to display the state of the tray 1 as being upright against the object and standing sideways;

[0058] Upon receiving the third pressure signal and the second pressure signal, the state display device is controlled to display the state of the tray 1 as being in a sideways position against an object;

[0059] When the third pressure signal, the first pressure signal and the second pressure signal are received, the state display device is controlled to display that the state of the tray 1 is sideways stacking.

[0060] In this embodiment, the status display device adopts a liquid crystal display screen, such as LCD1602; in other embodiments, the status display device can also use a number of indicator lights electrically connected to the controller, different tray 1 states control different indicator lights to light up, or the same indicator light lights up in different colors; in this embodiment, the controller adopts the STM32H series high-performance single-chip microcomputer. In other embodiments of the present application, an ARM architecture microprocessor can also be selected to facilitate the operation of the Linux system and facilitate the realization of more intelligent functions.

[0061] The communication module is connected to the controller and is used to send the pressure signal received by the controller to the external system; the communication module can adopt an antenna communication module, a Bluetooth communication module, a WiFi communication module and a 4G communication module, etc. In this embodiment, the communication module adopts the NRF24L01 chip; the controller and the communication module can be arranged in the tray 1, and the controller and the communication module can be installed by setting a cavity inside the tray 1, and then the pressure sensor is connected through a wire. The LCD display or the indicator light can be set on the top surface of the tray 1, and the LCD display or the indicator light can be installed in the installation groove by setting an installation groove. If the LCD display or the indicator light is set separately, then another controller and a communication module can be set, and information is transmitted between the two communication modules to realize the separation of the LCD display or the indicator light from the tray 1, and the status can be displayed.

[0062] The solution has a simple structure and is easy to operate, and can detect the status of the tray 1 , so that the user can obtain the status information of the tray 1 in time to manage the tray 1 .

[0063] Embodiment 2

[0064] This embodiment is basically the same as the above embodiment, except that: it also includes a comparator;

[0065] The comparator is electrically connected to the controller and is used to compare whether the pressure signal is greater than a preset pressure signal value. If so, a prompt signal is generated and sent to the controller. In this embodiment, the comparator uses AD8034ARZ;

[0066] The controller is further used to display the state of the tray 1 according to the prompt signal and the pressure signal; specifically, the controller receives the first pressure signal sent by the first pressure sensing device 2, triggers the comparator to determine whether the first pressure signal is greater than a preset pressure signal value, and if so, generates a prompt signal and sends it to the controller; the controller controls the state display device to display the state of the tray 1 as carrying items according to the prompt signal and the pressure signal;

[0067] When the controller receives the second pressure signal sent by the second pressure sensing device 3, the comparator is triggered to determine whether the first pressure signal is greater than the preset pressure signal value. If so, a prompt signal is generated and sent to the controller; the controller controls the state display device to display the state of the tray 1 as being flat and stacked to carry objects according to the prompt signal and the pressure signal. The preset pressure signal value is the self-weight pressure value of the tray 1, so that the state of the tray 1 can be detected more accurately and whether the tray 1 is stacked or carrying objects can be identified.

[0068] Embodiment 3

[0069] This embodiment is basically the same as the above embodiment, except that: the tray 1 includes: a support plate 5 and a support plate 6, such as Figure 3 As shown;

[0070] A plurality of support plates 6 are provided on the bottom surface of the support plate 5 to support the support plate 5; wherein the number of the support plates 6 is greater than or equal to 2; in this embodiment, the number of the support plates 6 is 3, and the support plates 6 are provided at both ends and the middle of the bottom surface of the support plate 5;

[0071] The support plate 6 at one end of the bottom surface of the support plate 5 is fixedly connected to the support plate 5 as a fixed support plate 6. In this embodiment, bolts are used for fixed connection. The remaining support plates 6 are slidably connected to the support plate 5 as sliding support plates 6.

[0072] Specifically, in this embodiment, the support plate 6 is a mountain-shaped support plate 6, and the bottom surface of the support plate 5 is provided with three mutually parallel slide grooves 7, and the slide grooves 7 are dovetail grooves; the top surface of the support plate 6 is provided with a slider 8 engaged with the slide groove 7, such as Figure 4 As shown, a first stopper 9 and a second stopper 10 are provided in the middle of a slide groove 7 for fixing the support plate 6 in the middle of the slide groove 7, and a third stopper 11 is provided at the other end of the slide groove 7 relative to the support plate 5 to fix one end of the support plate 6 to the other end of the slide groove 7;

[0073] The first limiting member 9, the second limiting member 10 and the third limiting member 11 all include: a T-shaped limiting block 12; the T-shaped limiting block 12 includes: a horizontal rod 13 and a vertical rod 14;

[0074] like Figure 5 As shown, a groove 15 is provided on the bottom surface of the slide 7, and a stopper 16 is provided at the opening of the groove 15. The T-shaped limit block 12 is clamped in the groove 15. The top surface of the tray 1 is placed upward and parallel. The vertical rod 14 is affected by gravity and extends out of the groove 15 to limit the slider 8. The cross bar 13 is blocked by the stopper 16 and does not extend out of the groove 15. Figure 6 As shown; the tray 1 is placed parallel to the top surface downward, the vertical rod 14 is affected by gravity and is located in the groove 15, such as Figure 5As shown, the slider 8 is not limited, so the support plate 6 is moved, and the support plate 6 is slid toward the fixed support plate 6, so that when two pallets 1 are placed, the support plates 6 can be staggered, so that the support plates 6 of the two pallets 1 are staggered, reducing the thickness of the stacked pallets 1, thereby saving storage space.

[0075] The above is only an embodiment of the utility model. The common sense such as the known specific structure and characteristics in the scheme is not described in detail here. The ordinary technicians in the relevant field know all the common technical knowledge in the technical field of the utility model before the application date or priority date, can obtain all the existing technologies in the field, and have the ability to apply the conventional experimental means before that date. The ordinary technicians in the relevant field can improve and implement this scheme in combination with their own abilities under the enlightenment given by this application. Some typical known structures or known methods should not become obstacles for ordinary technicians in the relevant field to implement this application. It should be pointed out that for the technicians in this field, without departing from the structure of the utility model, several deformations and improvements can be made, which should also be regarded as the protection scope of the utility model, which will not affect the effect of the implementation of the utility model and the practicality of the patent. The protection scope required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to explain the content of the claims.

Claims

1. A state detection device based on pressure sensing, characterized in that: include: trays, controllers, and communications modules; A pressure sensing device is provided on either side of the tray; The pressure sensing device is electrically connected to the controller, and is used to collect the pressure signal of the surface to which it belongs, and send it to the controller; The controller is used to receive the pressure signal and display the status of the tray according to the pressure signal; The communication module is connected to the controller and is used to send the pressure signal received by the controller to an external system.

2. The state detection device based on pressure sensing according to claim 1, characterized in that: A groove is arranged on any one side of the tray, the pressure sensing device is arranged in the groove, and the sensing part of the pressure sensing device is arranged outside the groove.

3. The state detection device based on pressure sensing according to claim 1, characterized in that: The pressure sensing device adopts a pressure sensor.

4. The state detection device based on pressure sensing according to claim 1, characterized in that: The pressure sensing device comprises: a first pressure sensing device, a second pressure sensing device and a plurality of third pressure sensing devices; The first pressure sensing device is arranged on the top surface of the tray, the second pressure sensing device is arranged on the bottom surface of the tray, and the third pressure sensing device is arranged on any side surface of the tray; The controller receives the first pressure signal sent by the first pressure sensing device, and then displays the state of the tray as being inverted and flat; When receiving the second pressure signal sent by the second pressure sensing device, the tray is displayed as being placed flat; When the first pressure signal and the second pressure signal are received, the state of the tray is displayed as being stacked flat; When receiving a third pressure signal sent by any third pressure sensing device, the tray state is displayed as sideways; When the third pressure signal and the first pressure signal are received, the tray is displayed as being in a sideways position leaning against an object; When the third pressure signal and the second pressure signal are received, the tray state is displayed as being sideways against the object; When the third pressure signal, the first pressure signal and the second pressure signal are received, the tray state is displayed as sideways stacking.

5. The state detection device based on pressure sensing according to claim 1, characterized in that: Also includes: Status display device; The status display device is electrically connected to the controller; The controller is further used to control the status display device according to the pressure signal to display the status of the corresponding tray; The status display device is used to display the status of the tray.

6. The state detection device based on pressure sensing according to claim 1, characterized in that: Also includes: Comparator; The comparator is electrically connected to the controller and is used to compare whether the pressure signal is greater than a preset pressure signal value. If so, a prompt signal is generated and sent to the controller; The controller is also used to display the status of the tray according to the prompt signal and the pressure signal.

7. The pressure sensing-based state detection device according to claim 1, characterized in that: The pallet comprises: a support plate and a support plate; A plurality of support plates are arranged on the bottom surface of the support plate to support the support plate.

8. The pressure-sensing-based state detection device according to claim 7, characterized in that: The number of the support plates is greater than or equal to 2.

9. The state detection device based on pressure sensing according to claim 7, characterized in that: The number of the support plates is 3, and support plates are respectively arranged at both ends and the middle of the bottom surface of the support plate; The support plate at one end of the bottom surface of the support plate is fixedly connected to the support plate to serve as a fixed support plate, and the remaining support plates are slidably connected to the support plate to serve as sliding support plates; The support plate is a mountain-shaped support plate, and three mutually parallel slide grooves are arranged on the bottom surface of the support plate, and the slide grooves are dovetail grooves; a slider engaged with the slide groove is arranged on the top surface of the support plate, and a first limiter and a second limiter are arranged in the middle of one slide groove, which are used to fix the support plate in the middle of the slide groove, and a third limiter is arranged at the other end of the slide groove relative to the support plate, which is fixedly connected to one end of the support plate, and is used to fix the support plate at the other end of the slide groove; The first limiting member, the second limiting member and the third limiting member all include: a T-shaped limiting block; the T-shaped limiting block includes: a horizontal rod and a vertical rod; A groove is arranged on the bottom surface of the slide groove, a stopper is arranged at the opening of the groove, and a T-shaped limit block is clamped in the groove.

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