Multi-path pressure and density display instrument

Abstract

The utility model discloses a multi-path pressure density display instrument which comprises a multi-path pressure density display assembly, and the multi-path pressure density display assembly comprises a density display instrument body, a display screen arranged on the front end face of the density display instrument body and keys arranged on the front end face of the density display instrument body. And a module mounting plate assembly. According to the utility model, through mutual cooperation of the multi-path pressure density display assembly and the module mounting plate assembly, the multi-path pressure density display assembly can be used together with a multi-path density on-line monitoring alarm device and a plurality of pressure and temperature transmitters in use, so that all-weather monitoring of pressure and density states of multi-path air chambers can be realized; according to the utility model, pressure, density values and alarm states of three paths of air chambers can be displayed, functions of data uploading, graph curve analysis and the like can be completed through an RS485 communication interface, a very convenient condition is provided for state maintenance and online monitoring of high-voltage equipment, and the product is novel in structural design, small and exquisite in appearance, beautiful, reliable in performance and convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of density display instruments, in particular to a multi-channel pressure density display instrument. Background Art

[0002] A multi-channel pressure density display is a high-precision instrument for monitoring and controlling multiple pressure or density parameters. During use, the multi-channel pressure density display in the prior art has a narrow detection range, is not portable enough, and has certain limitations on the use environment and installation location. Utility Model Content

[0003] Therefore, the purpose of the utility model is to provide a multi-channel pressure density display instrument. Through the mutual cooperation of the multi-channel pressure density display component and the module mounting plate component, when in use, it can be used together with the multi-channel density online monitoring alarm device and a plurality of pressure and temperature transmitters to realize all-weather monitoring of the pressure and density status of multiple gas chambers. This product can display the pressure, density value and alarm status of three-way gas chambers, and can complete data upload and graphic curve analysis through the RS485 communication interface, which provides very convenient conditions for the status inspection and online monitoring of high-voltage equipment. This product has a novel structural design, a compact and beautiful appearance, reliable performance and is easy to use.

[0004] This product is suitable for use in environments where the panel installation space is small. After the display is connected to the monitoring alarm device host, the data can be displayed on site.

[0005] To solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solution: a multi-channel pressure density display, comprising:

[0006] A multi-channel pressure density display assembly, the multi-channel pressure density display assembly comprising a density display instrument body, a display screen arranged on the front end surface of the density display instrument body, and a key arranged on the front end surface of the density display instrument body;

[0007] A module mounting board assembly includes a main control communication board, a display key board, a wiring terminal board and a power relay board.

[0008] As a preferred solution of the multi-channel pressure density display instrument described in the utility model, the multi-channel pressure density display component is used together with a split host and three pressure and temperature transmitters.

[0009] As a preferred solution of the multi-channel pressure density display instrument described in the utility model, the multi-channel pressure density display assembly is used to monitor the pressure and density status of multiple gas chambers around the clock;

[0010] Wherein, the display screen displays the three-way air chamber pressure, density value, and alarm status.

[0011] As a preferred solution of the multi-channel pressure density display instrument described in the utility model, the multi-channel pressure density display component also includes an RS communication interface arranged on the back side of the density display instrument body.

[0012] As a preferred solution of the multi-channel pressure density display instrument described in the utility model, wherein the power relay board is used to install the power relay;

[0013] Among them, power relays are used as automatic switches in circuits to control the flow of large currents or high voltages.

[0014] As a preferred solution of the multi-channel pressure density display device described in the utility model, the main control communication board is used to install a communication module, and the communication module is used to transmit communication data.

[0015] Compared with the prior art, the advantages of the utility model are:

[0016] Through the cooperation of the multi-channel pressure density display component and the module installation plate component, it can be used together with the multi-channel density online monitoring alarm device and several pressure and temperature transmitters to realize all-weather monitoring of the pressure and density status of multiple gas chambers. This product can display the pressure, density value and alarm status of three-way gas chambers, and can complete data upload and graphic curve analysis through the RS485 communication interface, providing very convenient conditions for the status inspection and online monitoring of high-voltage equipment. This product has a novel structural design, a compact and beautiful appearance, reliable performance and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0018] Figure 1 It is a structural diagram of the utility model;

[0019] Figure 2 This is a structural diagram of the module mounting plate assembly of the utility model;

[0020] Figure 3 This is a system block diagram of the utility model;

[0021] Figure 4 This is a circuit schematic diagram of the utility model.

[0022] In the figure: 11, density display instrument body; 12, display screen; 13, buttons; 21, main control communication board; 22, display button board; 23, terminal board; 24, power relay board. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0025] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0026] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0027] The utility model provides a multi-channel pressure density display instrument. Through the cooperation of the multi-channel pressure density display component and the module installation plate component, when in use, it is used together with the multi-channel density online monitoring alarm device and a plurality of pressure and temperature transmitters to realize all-weather monitoring of the pressure and density status of the multi-channel gas chambers. This product can display the pressure, density value and alarm status of the three-channel gas chambers, and can complete data upload, graphic curve analysis and other functions through the RS485 communication interface, providing very convenient conditions for the status maintenance and online monitoring of high-voltage equipment. This product has a novel structural design, a compact and beautiful appearance, reliable performance and is easy to use.

[0028] Figure 1 , Figure 2 , Figure 3 , Figure 4 The overall structure diagram of the multi-channel pressure density display device of the utility model is shown. Figure 1 , Figure 2 , Figure 3 , Figure 4 The main structure of this embodiment includes: a multi-channel pressure density display component and a module mounting plate component.

[0029] A multi-channel pressure density display component, the multi-channel pressure density display component comprises a density display instrument body 11, a display screen 12 arranged on the front end surface of the density display instrument body 11, and a key 13 arranged on the front end surface of the density display instrument body 11;

[0030] In specific use, the display screen 12 is used to display data, and the multi-channel pressure density display component is used in conjunction with the module mounting plate component.

[0031] The module installation board assembly includes a main control communication board 21, a display key board 22, a wiring terminal board 23 and a power relay board 24;

[0032] In actual use, the distributed main control communication board 21, display button board 22, terminal board 23 and power relay board 24 are small in size, easy to install in a small space, low in power consumption, clear in display, small in size, easy to install, dual-channel differential communication, and good in anti-interference performance.

[0033] Working principle: This product can display the pressure, density value and alarm status of three-way gas chambers. The final data results are displayed on the display screen 12. Data upload, graphic curve analysis and other functions can be completed through the RS485 communication interface, which provides very convenient conditions for the status inspection and online monitoring of high-voltage equipment. In addition, this product has a novel structural design, a small and beautiful appearance, reliable performance, and is easy to use. It is suitable for use in environments with small panel installation positions. After the display is connected to the host of the monitoring alarm device, the data can be displayed on site.

[0034] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. Multi-channel pressure density display, characterized in that: include: A multi-channel pressure density display assembly, the multi-channel pressure density display assembly comprising a density display instrument body (11), a display screen (12) arranged on the front end surface of the density display instrument body (11), and a key (13) arranged on the front end surface of the density display instrument body (11); A module mounting board assembly, the module mounting board assembly comprising a main control communication board (21), a display key board (22), a wiring terminal board (23) and a power supply relay board (24).

2. The multi-channel pressure density display according to claim 1, characterized in that: The multi-channel pressure density display component is used together with a split-type host and three pressure and temperature transmitters.

3. The multi-channel pressure density display according to claim 2, characterized in that: The multi-channel pressure density display assembly is used to monitor the pressure and density status of multiple gas chambers around the clock; The display screen (12) displays the three-way air chamber pressure, density value, and alarm status.

4. The multi-channel pressure density display according to claim 3, characterized in that: The multi-channel pressure density display assembly also includes an RS485 communication interface arranged on the back of the density display instrument body (11).

5. The multi-channel pressure density display according to claim 4, characterized in that: The power relay plate (24) is used to install a power relay; Among them, power relays are used as automatic switches in circuits to control the flow of large currents or high voltages.

6. The multi-channel pressure density display according to claim 5, characterized in that: The main control communication board (21) is used to install a communication module, and the communication module is used to transmit communication data.

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