Programmable controller convenient to install

Abstract

The utility model discloses a programmable logic controller convenient to install, relates to the technical field of programmable logic controllers, and comprises a programmable logic controller body and a mounting plate, one end of the mounting plate is provided with a mounting structure, the mounting structure comprises two groups of fixing blocks and two groups of limiting pieces, one end of each fixing block is provided with an elliptical pulling plate, and the other end of each fixing block is provided with an elliptical pulling plate. Round holes are formed in one ends of the two fixing blocks and one ends of the two limiting pieces in a penetrating mode, limiting grooves are formed in the upper ends of the two fixing blocks, and baffles are installed in the two fixing blocks in a sliding mode. According to the utility model, the programmable controller body can be quickly mounted, time and labor are saved, the limiting piece can be fixed in the limiting groove, the firmness of the programmable controller body on the mounting plate is improved, meanwhile, the programmable controller body can be quickly dismounted, a lot of time is saved, and the working efficiency is improved. And the maintenance efficiency of the programmable controller body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of programmable controllers, in particular to a programmable controller which is easy to install. Background Art

[0002] Programmable logic controller is a digital operation electronic system designed for use in industrial environments. It uses a programmable memory to store instructions for performing logical operations, sequential control, timing, counting and arithmetic operations, and controls various types of mechanical equipment or production processes through digital or analog input and output.

[0003] In the prior art, screw mechanical equipment is used to fix the programmable controller. However, this method requires cumbersome steps during installation, which is time-consuming and labor-intensive. Moreover, when the programmable controller needs to be disassembled and repaired, tools are required to disassemble the programmable controller, which wastes time and reduces the maintenance efficiency of the programmable controller. Summary of the invention

[0004] The purpose of the utility model is to solve the problem that in the prior art, screw mechanical equipment is used to fix the programmable controller, but this method requires cumbersome steps during installation, which is time-consuming and labor-intensive, and when the programmable controller needs to be disassembled and repaired, tools are needed to disassemble the programmable controller, which will cause a waste of time and reduce the maintenance efficiency of the programmable controller. A programmable controller that is easy to install is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a programmable controller that is easy to install, comprising a programmable controller body and a mounting plate, one end of the mounting plate is provided with a mounting structure, the mounting structure comprises two groups of fixed blocks and two groups of limiting members, one end of the two groups of fixed blocks are provided with an elliptical pull plate, one end of the two groups of fixed blocks and the two groups of limiting members are penetrated with a circular hole, the upper ends of the two groups of fixed blocks are provided with a limiting groove, the inside of the two groups of fixed blocks are slidably installed with a baffle, one end of the two groups of baffles are fixedly installed with a support spring, one end of the two groups of baffles are fixedly installed with a connecting rod, and one end of the two groups of baffles are fixedly installed with a long column.

[0006] Preferably, a support plate is fixedly mounted on the lower end of the mounting plate, and a connecting plate is provided at one end of the mounting plate and near the edges on both sides.

[0007] Preferably, one end of the two groups of limiting members are respectively fixed to two ends of the programmable controller body, and the two groups of limiting members are respectively inserted into the inside of the two groups of limiting grooves.

[0008] Preferably, the other ends of the two groups of connecting rods pass through the other ends of the two groups of fixing blocks and are fixed to one end of the two groups of elliptical pull plates, and the other ends of the two groups of long columns are inserted into the inside of the two groups of circular holes.

[0009] Preferably, the upper ends of the two groups of connecting plates are respectively fixed to the lower ends of the two groups of fixing blocks, and the lower end of the programmable controller body is in contact with the upper end of the support plate.

[0010] Preferably, one end of the two groups of fixing blocks are fixed to one end of the mounting plate, and the programmable controller body is in contact with one end of the mounting plate.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by providing a mounting structure, the programmable controller body is picked up, the rear side of the programmable controller body is brought into contact with the surface of the mounting plate, and the programmable controller body is moved downward, the programmable controller body will drive the limit pieces at both ends to move, so that the two sets of limit pieces are respectively inserted into the inside of the two sets of limit grooves, thereby realizing the rapid installation of the programmable controller body, saving time and effort, under the elastic force of the two sets of support springs, the two sets of support springs respectively push the baffles fixed thereto to move, so that the two sets of baffles are respectively moved inside the two sets of fixed blocks, and at the same time, the two sets of baffles will also drive the long columns fixed thereto to move, so that the two sets of long columns are respectively inserted into The inside of the two groups of circular holes can fix the limit pieces in the limit grooves, thereby improving the firmness of the programmable controller body on the mounting plate. At the same time, by pulling the two groups of elliptical pull plates one by one, the elliptical pull plates will drive the connecting rods fixed thereto to move, and the connecting rods drive the long columns to move through the baffles, so that the long columns are moved out from the inside of the circular holes, and then the programmable controller body is moved upward, and the programmable controller body will drive the two groups of limit pieces fixed thereto to move, so that the two groups of limit pieces are taken out from the inside of the two groups of limit grooves respectively, so that the programmable controller body can be quickly disassembled, saving a lot of time and improving the maintenance efficiency of the programmable controller body.

[0013] 2. In the utility model, through the cooperation of the support plate and the two sets of connecting plates, the support plate can support the programmable controller body to increase the stability of the programmable controller body, and the two sets of connecting plates can improve the firmness of the support plate and the mounting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional structural diagram of a programmable controller that is easy to install is provided for the utility model;

[0015] Figure 2The utility model provides a schematic diagram of a mounting structure and a mounting plate of a programmable controller that is easy to install;

[0016] Figure 3 The utility model provides a half-section structural schematic diagram of a fixing block of a programmable controller which is easy to install;

[0017] Figure 4 The utility model provides a structural schematic diagram of a long column and a baffle of a programmable controller which is easy to install.

[0018] Legend: 1. PLC body; 2. Mounting structure; 21. Fixing block; 22. Limiting piece; 23. Elliptical pull plate; 24. Long column; 25. Round hole; 26. Limiting groove; 27. Baffle; 28. Support spring; 29. ​​Connecting rod; 3. Mounting plate; 4. Support plate; 41. Connecting plate. DETAILED DESCRIPTION

[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure. Embodiment 1

[0021] like Figure 1As shown in Figure 4, the utility model provides a programmable controller that is easy to install, including a programmable controller body 1 and a mounting plate 3. One end of the mounting plate 3 is provided with a mounting structure 2. The mounting structure 2 includes two groups of fixed blocks 21 and two groups of limiting members 22. One end of the two groups of fixed blocks 21 is provided with an elliptical pull plate 23. One end of the two groups of fixed blocks 21 and the two groups of limiting members 22 are penetrated with a round hole 25. The upper ends of the two groups of fixed blocks 21 are provided with a limiting groove 26. The inner parts of the two groups of fixed blocks 21 are slidably installed with baffles 27. One end of the two groups of baffles 27 is fixedly installed with a supporting spring 28. The two groups of baffles One end of each of the two groups of baffles 27 is fixedly installed with a connecting rod 29, one end of each of the two groups of baffles 27 is fixedly installed with a long column 24, one end of each of the two groups of limit members 22 is respectively fixed to the two ends of the programmable controller body 1, the two groups of limit members 22 are respectively inserted into the inside of the two groups of limit grooves 26, the other ends of the two groups of connecting rods 29 respectively pass through the other ends of the two groups of fixing blocks 21 and are fixed to one ends of the two groups of elliptical pull plates 23, the other ends of the two groups of long columns 24 are respectively inserted into the inside of the two groups of circular holes 25, one end of each of the two groups of fixing blocks 21 is fixed to one end of the mounting plate 3, and the programmable controller body 1 is in contact with one end of the mounting plate 3.

[0022] The specific settings and functions of this embodiment are described in detail below. Pick up the programmable controller body 1, make the rear side of the programmable controller body 1 contact with the surface of the mounting plate 3, and move the programmable controller body 1 downward. The programmable controller body 1 will drive the limit members 22 at both ends to move, so that the two groups of limit members 22 are respectively inserted into the inside of the two groups of limit grooves 26, thereby enabling the programmable controller body 1 to be quickly installed, saving time and effort. Under the elastic force of the two groups of support springs 28, the two groups of support springs 28 respectively push the baffles 27 fixed thereto to move, so that the two groups of baffles 27 are respectively moved inside the two groups of fixed blocks 21. At the same time, the two groups of baffles 27 will also drive the long columns 24 fixed thereto to move, so that the two groups of long columns 24 are respectively inserted into the inside of the two groups of round holes 25, thereby being able to fix the limit members 22 in the limit grooves 26. , thereby improving the firmness of the programmable controller body 1 on the mounting plate 3. At the same time, by pulling the two groups of elliptical pull plates 23 one by one, the elliptical pull plates 23 will drive the connecting rod 29 fixed thereto to move, and the connecting rod 29 drives the long column 24 to move through the baffle 27, so that the long column 24 is moved out from the inside of the round hole 25, and then the programmable controller body 1 is moved upward. The programmable controller body 1 will drive the two groups of limit members 22 fixed thereto to move, so that the two groups of limit members 22 are respectively taken out from the inside of the two groups of limit grooves 26, so that the programmable controller body 1 can be quickly disassembled, saving a lot of time and improving the maintenance efficiency of the programmable controller body 1. Secondly, the programmable controller body 1 has two types of communication interfaces, namely, slave station communication port: COM1, COM2; master station communication port: COM3.

[0023] The main function of the slave communication port is that this device, as a slave device, provides data to the master in the Modbus RTU network. COM1 and COM2 are completely isolated, so this device can provide data to two masters at the same time. The data storage space of this device is 128 holding registers.

[0024] The master station communication port is used by this device as the master station to collect data from other slave station devices, save it in the internal memory of this device, and then provide data to the two master stations or exchange data between slave station devices.

[0025] This device supports sending a maximum of 8 03 function code read data commands to the slave device and 8 16 / 06 function code write data commands at the same time. The number of registers in a single command does not exceed 16. The sending delay time of the read data command and the write data command can be set separately.

[0026] This device can support Modbus RTU protocol conversion, realize the function of merging multiple slaves into one slave, and can exchange data between multiple slaves;

[0027] Supports slave address, baud rate, and parity check configuration; supports two master station systems communicating simultaneously;

[0028] Support read-write control and address mapping;

[0029] The power supply has good over-current, over-voltage, reverse connection and wrong connection protection functions;

[0030] The communication adopts high-speed optical coupler isolation, which makes the circuit more anti-interference and more stable. Embodiment 2

[0031] like Figure 1 and Figure 2 As shown, a support plate 4 is fixedly installed at the lower end of the mounting plate 3, and a connecting plate 41 is provided at one end of the mounting plate 3 and near the edge positions on both sides. The upper ends of the two groups of connecting plates 41 are respectively fixed to the lower ends of the two groups of fixed blocks 21, and the lower end of the programmable controller body 1 is in contact with the upper end of the support plate 4.

[0032] The effect achieved by the entire embodiment is that, through the cooperation of the support plate 4 and the two groups of connecting plates 41, the support plate 4 can support the programmable controller body 1 and increase the stability of the programmable controller body 1, and the two groups of connecting plates 41 can improve the firmness of the support plate 4 and the mounting plate 3.

[0033] The method of use and working principle of the device: First, when installation is required, pick up the programmable controller body 1, make the rear side of the programmable controller body 1 contact the surface of the mounting plate 3, and move the programmable controller body 1 downward, the programmable controller body 1 will drive the limit pieces 22 at both ends to move, so that the two groups of limit pieces 22 are respectively inserted into the inside of the two groups of limit grooves 26, and then under the elastic force of the two groups of support springs 28, the two groups of support springs 28 push the baffles 27 fixed thereto to move, so that the two groups of baffles 27 move inside the two groups of fixed blocks 21, and at the same time, the two groups of baffles 27 will also drive the long columns fixed thereto. 24 moves, so that the two groups of long columns 24 are respectively inserted into the inside of the two groups of circular holes 25, so that the limit piece 22 can be fixed in the inside of the limit groove 26. Finally, when disassembly is needed, by pulling the two groups of elliptical pull plates 23 one by one, the elliptical pull plates 23 will drive the connecting rod 29 fixed thereto to move, and the connecting rod 29 drives the long column 24 to move through the baffle 27, so that the long column 24 is moved out from the inside of the circular hole 25. When the programmable controller body 1 is moved upward, the programmable controller body 1 will drive the two groups of limit pieces 22 fixed thereto to move, so that the two groups of limit pieces 22 are respectively taken out from the inside of the two groups of limit grooves 26.

[0034] The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in other forms. Any technician familiar with the profession may use the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes and apply them to other fields. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A programmable controller that is easy to install, comprising a programmable controller body (1) and a mounting plate (3), characterized in that: A mounting structure (2) is provided at one end of the mounting plate (3), and the mounting structure (2) comprises two groups of fixed blocks (21) and two groups of limiting members (22). An elliptical pull plate (23) is provided at one end of the two groups of fixed blocks (21), and a round hole (25) is provided through one end of the two groups of fixed blocks (21) and the two groups of limiting members (22). A limiting groove (26) is provided at the upper end of the two groups of fixed blocks (21). A baffle (27) is slidably installed inside the two groups of fixed blocks (21), and a support spring (28) is fixedly installed at one end of the two groups of baffles (27). A connecting rod (29) is fixedly installed at one end of the two groups of baffles (27), and a long column (24) is fixedly installed at one end of the two groups of baffles (27).

2. A programmable controller that is easy to install according to claim 1, characterized in that: A support plate (4) is fixedly mounted on the lower end of the mounting plate (3), and a connecting plate (41) is provided at one end of the mounting plate (3) and close to the edges on both sides.

3. A programmable controller that is easy to install according to claim 1, characterized in that: One end of the two groups of limiting members (22) are respectively fixed to the two ends of the programmable controller body (1), and the two groups of limiting members (22) are respectively inserted into the interior of the two groups of limiting grooves (26).

4. A programmable controller that is easy to install according to claim 1, characterized in that: The other ends of the two groups of connecting rods (29) pass through the other ends of the two groups of fixing blocks (21) and are fixed to one end of the two groups of elliptical pull plates (23), and the other ends of the two groups of long columns (24) are respectively inserted into the inside of the two groups of circular holes (25).

5. A programmable controller that is easy to install according to claim 2, characterized in that: The upper ends of the two groups of connecting plates (41) are respectively fixed to the lower ends of the two groups of fixing blocks (21), and the lower end of the programmable controller body (1) is in contact with the upper end of the support plate (4).

6. A programmable controller that is easy to install according to claim 5, characterized in that: One end of the two groups of fixed blocks (21) are fixed to one end of the mounting plate (3), and the programmable controller body (1) is in contact with one end of the mounting plate (3).

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