Monitoring device for thermal control automation equipment of thermal power plant

Abstract

The utility model relates to the technical field of monitoring devices, and particularly discloses a monitoring device for thermal control automation equipment of a thermal power plant, which comprises a mounting seat, a connecting frame fixedly arranged on the mounting seat, a connecting seat capable of being quickly assembled and disassembled and arranged in the connecting frame in a penetrating manner, and a supporting seat fixedly arranged on the outer side end surface of the connecting seat, a rotatable connecting shaft is arranged in the center of the end face of the supporting seat in a penetrating mode and sleeved with a first gear, a rotatable rotating shaft is arranged on the supporting seat in a penetrating mode, a second gear meshed with the first gear is arranged on the rotating shaft, and a fixing frame is further arranged on the supporting seat. An arc-shaped sliding groove is formed in the fixing frame, a sliding block matched with the arc-shaped sliding groove is arranged in the arc-shaped sliding groove, the sliding block is fixedly connected to the connecting shaft, and travel switches are further arranged at the two ends of the top face of the arc-shaped sliding groove respectively. According to the utility model, not only can the monitoring equipment be conveniently and quickly assembled and disassembled, but also the angle of the monitoring equipment can be adjusted in a reciprocating manner, so that the application range of the device is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of monitoring devices, in particular to a monitoring device for thermal control automation equipment in a thermal power plant. Background Art

[0002] Thermal power plants, also known as thermal power plants, are factories that use coal, oil and natural gas as fuel to produce electricity. There are many automated devices installed inside thermal power plants. Automated equipment refers to the process in which a machine or device automatically operates or controls according to a prescribed procedure or instruction without human intervention. Among them, thermal control automation equipment is one of the automated equipment. In order to ensure the safety of thermal control automation equipment in thermal power plants, monitoring devices are generally installed around them to monitor them in real time.

[0003] During use, a conventional monitoring device usually uses multiple bolts to connect the mounting base and the connecting frame of the monitoring device. Therefore, when the monitoring device needs to be repaired, it cannot be installed or disassembled conveniently and quickly, which reduces the installation and disassembly efficiency of the device. Moreover, during use, the angle of the monitoring device cannot be reciprocated, which reduces the monitored area and the scope of use of the device. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the monitoring device cannot be conveniently and quickly installed or disassembled, and the monitoring device cannot be reciprocated in angle, which reduces the efficiency of the device.

[0005] In order to solve the above problems, the technical solution of the utility model is: a monitoring device for thermal control automation equipment of a thermal power plant, comprising a mounting seat, a connecting frame is fixedly provided on the mounting seat, a connecting seat adapted thereto and capable of rapid assembly and disassembly is penetrated in the connecting frame, a supporting seat is fixedly provided on the outer end surface of the connecting seat, a rotatable connecting shaft is penetrated at the central position of the end surface of the supporting seat, and a monitoring device body is provided on the connecting shaft;

[0006] A gear 1 is sleeved on the connecting shaft, and a rotatable shaft is passed through the support seat, a gear 2 meshing with the gear 1 is provided on the shaft, and the outer end of the shaft is connected to the output shaft of the motor, and a fixing frame is also provided on the support seat, an arc-shaped slide groove is provided on the fixing frame, and a slider matched with the arc-shaped slide groove is provided in the arc-shaped slide groove, and the slider is fixedly connected to the connecting shaft, and travel switches are respectively provided at both ends of the top surface of the arc-shaped slide groove.

[0007] Furthermore, a cavity is provided in the connecting seat extending into the connecting frame, a wedge-shaped block which can move forward and backward is provided in the cavity, cavities are respectively provided in the connecting seats corresponding to the two ends of the wedge-shaped block, a positioning pin which can move up and down is passed through the cavity, a pressure plate is fixed on the positioning pin in the cavity, and a return spring is wound between the pressure plate and the inner wall of the cavity, and a pin hole for the positioning pin to be inserted is provided on the connecting frame.

[0008] Furthermore, an adjusting screw is threadedly penetrated on the end surface of the connecting seat corresponding to the central position of the wedge block, and a notch is opened on the connecting frame at a position corresponding to the adjusting screw.

[0009] Furthermore, matching blocks which are adapted to the wedge blocks are fixedly provided on the inner end surfaces of the two positioning pins.

[0010] Furthermore, the mounting seat is provided with a plurality of positioning holes.

[0011] The advantages of the utility model compared with the existing technology are:

[0012] 1. Through the cooperation of the connection frame and the connection seat, and under the action of the adjusting bolt, the wedge block, the positioning pin, the pin hole, the pressure plate and the reset spring, the adjusting bolt can be rotated to drive the wedge block to move inward, and under the action of the wedge surfaces at both ends, the positioning pins at both ends are driven to move back to each other so that they cooperate with the corresponding pin holes. At the same time, the nut end face of the adjusting screw is tightly abutted against the outer wall of the connection frame, so that the connection frame and the connection seat can be conveniently and quickly assembled and disassembled, and the monitoring equipment body can be conveniently and quickly assembled and disassembled, which improves the convenience of maintenance of the device;

[0013] 2. With the cooperation of the support seat, connecting shaft, gear one, gear two, motor, arc-shaped slide groove, slider and travel switch, the monitoring device body can be driven to adjust the angle during the rotation of the connecting shaft, and the slider can be driven to rotate in the arc-shaped slide groove. When rotating to either end, it abuts against the corresponding travel switch detection end. Under the action of the controller, the forward and reverse rotation of the motor is controlled, so that the angle of the monitoring device body can be reciprocated, thereby improving the scope of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front structural diagram of the utility model.

[0015] Figure 2 It is a rear view of the utility model.

[0016] Figure 3 This is the internal structure diagram of the connection frame and the connection seat.

[0017] Figure 4This utility model Figure 3 Enlarged view of point A in the middle.

[0018] As shown in the figure: 1. Mounting seat; 2. Connecting frame; 3. Connecting seat; 4. Support seat; 5. Connecting shaft; 6. Monitoring equipment body; 7. Gear 1; 8. Rotating shaft; 9. Gear 2; 10. Fixed bracket; 11. Arc slide groove; 12. Slider; 13. Travel switch; 14. Motor; 15. Cavity; 16. Wedge block; 17. Cavity; 18. Positioning pin; 19. Pressure plate; 20. Reset spring; 21. Adjusting screw. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] like Figure 1 and Figure 2 As shown, a monitoring device for thermal control automation equipment of a thermal power plant comprises a mounting base 1, a connecting frame 2 is fixedly provided on the mounting base 1, and a plurality of positioning holes are also opened on the mounting base 1. Under the action of the positioning holes, the mounting base 1 is fixedly installed at a designated position by positioning bolts;

[0021] A connecting seat 3 adapted to the connecting frame 2 and capable of quick assembly and disassembly is provided in the connecting frame 2, a supporting seat 4 is fixedly provided on the outer end surface of the connecting seat 3, a rotatable connecting shaft 5 is provided in the center of the end surface of the supporting seat 4, and a monitoring device body 6 is provided on the connecting shaft 5;

[0022] A gear 1 7 is sleeved on the connecting shaft 5, and a rotatable shaft 8 is passed through the support seat 4, and a gear 2 9 meshing with the gear 1 7 is provided on the shaft 8, and the outer end of the shaft 8 is connected to the output shaft of the motor 14, and the motor 14 is started to drive the shaft 8 and the gear 2 9 to rotate, and the connecting shaft 5 is driven to rotate under the action of meshing with the gear 1 7, and at the same time, the monitoring device body 6 is driven to adjust the angle;

[0023] A fixing frame 10 is also provided on the support seat 4, and an arc-shaped slide groove 11 is provided on the fixing frame 10, and a slider 12 adapted thereto is provided in the arc-shaped slide groove 11, and the slider 12 is fixedly connected to the connecting shaft 5, and travel switches 13 are respectively provided at both ends of the top surface of the arc-shaped slide groove 11, and the input ends of the travel switch 13 and the motor 14 are respectively electrically connected to an external controller through wires. During the rotation of the connecting shaft 5, the slider 12 rotates in the arc-shaped slide groove 11, and when it rotates to either end, it abuts against the detection block end of the corresponding travel switch 13, so that its signal is transmitted to the controller. Under the action of the controller, the forward and reverse rotation of the motor 14 is adjusted, so that the rotation of the connecting shaft 5 can be reciprocated, and at the same time, the monitoring device body 6 is driven to reciprocate and adjust the angle.

[0024] like Figure 3 and Figure 4 As shown, a cavity 15 is provided in the connecting seat 3 extending into the connecting frame 2, and a wedge block 16 that can move forward and backward is provided in the cavity 15. Cavities 17 are respectively provided in the connecting seat 3 corresponding to the two ends of the wedge block 16, and a positioning pin 18 that can move up and down is passed through the cavity 17. Matching blocks that are adapted to the wedge block 16 are respectively fixed on the inner end surfaces of the two positioning pins 18, a pressure plate 19 is fixed on the positioning pin 18 in the cavity 17, and a return spring 20 is wound between the pressure plate 19 and the inner wall of the cavity 17, a pin hole for the positioning pin 18 to be inserted is provided on the connecting frame 2, and a positioning block is also fixed at the central position of the inner end of the connecting seat 3, and a positioning groove adapted to the positioning block is provided on the bottom wall of the connecting frame 2.

[0025] like Figure 1 As shown, an adjusting screw 21 is threadedly penetrated on the end surface of the connecting seat 3 corresponding to the central position of the wedge block 16 , and a notch is opened on the connecting frame 2 at a position corresponding to the adjusting screw 21 .

[0026] In specific use, first insert the connecting seat 3 into the connecting frame 2, then rotate the adjusting screw 21 to drive the wedge block 16 to move inward, and under the action of the wedge surfaces at both ends, drive the positioning pins 18 at both ends to move back to each other so that they can cooperate with the corresponding pin holes, and at the same time, the nut end face of the adjusting screw 21 is tightly abutted against the outer wall of the connecting frame 2, so that the connecting frame 2 and the connecting seat 3 can be conveniently and quickly assembled and disassembled, and at the same time, the monitoring device body 6 can be conveniently and quickly assembled and disassembled, which improves the convenience of maintenance of the device;

[0027] When it is necessary to perform reciprocating adjustment on the angle of the monitoring device body 6, the starting motor 14 drives the connecting shaft 5 to rotate, and at the same time drives the monitoring device body 6 to adjust the angle, and also drives the slider 12 to rotate in the arc-shaped slide groove 11, and abuts against the corresponding detection end of the travel switch 13 when rotating to either end. Under the action of the controller, the forward and reverse rotation of the motor 14 is controlled, so that the connecting shaft 5 can be reciprocated and adjusted, and at the same time, the angle of the monitoring device body can be reciprocated and adjusted, thereby improving the scope of use of the device.

[0028] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A monitoring device for thermal control automation equipment of a thermal power plant, comprising a mounting base (1), on which a connecting frame (2) is fixedly provided, characterized in that: A connecting seat (3) adapted to the connecting frame (2) and capable of being quickly assembled and disassembled is provided in the connecting frame (2); a supporting seat (4) is fixedly provided on the outer end surface of the connecting seat (3); a rotatable connecting shaft (5) is provided at the central position of the end surface of the supporting seat (4); and a monitoring device body (6) is provided on the connecting shaft (5); A gear 1 (7) is sleeved on the connecting shaft (5), and a rotatable shaft (8) is passed through the support seat (4), a gear 2 (9) meshing with the gear 1 (7) is provided on the shaft (8), and the outer end of the shaft (8) is connected to the output shaft of the motor (14), and a fixing frame (10) is also provided on the support seat (4), an arc-shaped slide groove (11) is provided on the fixing frame (10), and a slider (12) matched with the arc-shaped slide groove (11) is provided in the arc-shaped slide groove (11), and the slider (12) is fixedly connected to the connecting shaft (5), and travel switches (13) are respectively provided at both ends of the top surface of the arc-shaped slide groove (11).

2. A monitoring device for thermal control automation equipment of a thermal power plant according to claim 1, characterized in that: A cavity (15) is provided in the connection seat (3) extending into the connection frame (2), a wedge block (16) movable forward and backward is provided in the cavity (15), cavities (17) are provided in the connection seat (3) at the two ends corresponding to the wedge block (16), a positioning pin (18) movable up and down is passed through the cavity (17), a pressure plate (19) is fixed on the positioning pin (18) in the cavity (17), and a return spring (20) is wound between the pressure plate (19) and the inner wall of the cavity (17), and a pin hole for the positioning pin (18) to be inserted is provided on the connection frame (2).

3. The monitoring device for thermal control automation equipment of a thermal power plant according to claim 2, characterized in that: An adjusting screw (21) is threadedly inserted into the end surface of the connecting seat (3) corresponding to the central position of the wedge block (16), and a notch is opened on the connecting frame (2) at a position corresponding to the adjusting screw (21).

4. A monitoring device for thermal control automation equipment of a thermal power plant according to claim 2 or 3, characterized in that: Matching blocks which are adapted to the wedge block (16) are fixedly provided on the inner end surfaces of the two positioning pins (18).

5. The monitoring device for thermal control automation equipment of a thermal power plant according to claim 1, characterized in that: The mounting seat (1) is also provided with a plurality of positioning holes.

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