CN217584013U

CN217584013U - Coal pulverizer fueling injection equipment

Info

Publication number: CN217584013U
Application number: CN202221289862.7U
Authority: CN
Inventors: 冯帆; 成会超; 牛克俭
Original assignee: Longyao Tianwei Thermal Power Co ltd
Current assignee: Longyao Tianwei Thermal Power Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-10-14
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to a coal pulverizer auxiliary assembly field specifically is a coal pulverizer fueling injection equipment. Including atomizing device, atomizing device's preceding through bolt fixedly connected with PLC control cabinet, atomizing device's side is provided with the oil spout subassembly, the oil spout subassembly includes the base station, bolt fixedly connected with revolving stage is passed through to the top of base station, the side of revolving stage sets up first electric push rod, the output fixedly connected with rack of first electric push rod, the side of rack is provided with the gear, the middle part of gear is provided with the spliced pole, the last fixed surface of spliced pole is connected with second electric push rod, second electric push rod output end fixedly connected with atomizer and nozzle, the other end of atomizer is provided with delivery hose. The second electric push rod and the rotary table are additionally arranged below the traditional sprayer, so that the oil spraying device can rotate and lift on an X shaft and a Y shaft, the oil spraying position is changed, the spraying position of lubricating oil is more sufficient, and a large tile can be better protected.

Description

Coal pulverizer fueling injection equipment

Technical Field

The utility model relates to a coal pulverizer auxiliary assembly field specifically is a coal pulverizer fueling injection equipment.

Background

The oil injection device of the coal mill is a device for lubricating a large-tile gear of the coal mill, aims to ensure that the large tile is not burnt, and plays a crucial role in the safe and economic operation of the coal mill. The investment of the automatic oil injection device reduces the labor intensity of operators, but the adaptability of a control system consisting of a relay to the change of a production process is poor; hard-wired connection, if the logic needs to be changed, the hardware structure needs to be changed; the number of intermediate nodes is more, and the faults are easy to occur; and the fault point is not easy to be checked. Due to the aging of equipment and the severe field environment, a line is easy to break down, the oil injection time is not accurate and is not easy to adjust, the fault finding is time-consuming, and the maintenance amount is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal pulverizer fueling injection equipment to solve the poor problem of being not convenient for management of adaptability that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a coal pulverizer fueling injection equipment, includes atomizing device, atomizing device's the preceding PLC control cabinet of passing through bolt fixedly connected with, atomizing device's side is provided with the oil spout subassembly, the oil spout subassembly includes the base station, bolt fixedly connected with revolving stage is passed through to the top of base station, the side of revolving stage is provided with first electric push rod, the output fixedly connected with rack of first electric push rod, the side of rack is provided with the gear, the middle part of gear is provided with the spliced pole, the last fixed surface of spliced pole is connected with second electric push rod, second electric push rod output end fixedly connected with atomizer, the one end fixedly connected with nozzle of atomizer, the other end of atomizer is provided with delivery hose.

Further optimize this technical scheme, the conveying hose sets up between atomizing device and oil spout subassembly, the one end and the side fixed connection of atomizing device of conveying hose, the other end and the side fixed connection of atomizer of conveying hose.

Further optimizing the technical scheme, the ladder diagram of the control circuit is input into the PLC console, and the ladder diagram of the control circuit of the PLC console can be adjusted at any time.

Further optimize this technical scheme, the side and the upper surface of revolving stage have seted up the through-hole, the rack with revolving stage sliding connection in the through-hole of revolving stage side, the cavity has been seted up to the inside of revolving stage, the spliced pole passes the through-hole of revolving stage top and is rotated with the revolving stage through the bearing and be connected, gear fixed connection is at the surface and the revolving stage swing joint of spliced pole.

Further optimize this technical scheme, first electric push rod passes through bolt fixed connection at the upper surface of base station, rack and gear pass through the insection meshing connection.

Further optimize this technical scheme, the oil mouth that falls has been seted up to atomizing device's upper surface, the air vent has been seted up to atomizing device's side.

Compared with the prior art, the utility model has the advantages of it is following: 1. the traditional relay control system is replaced by a PLC control system, so that the structure is favorable for ensuring that lubricating oil can be provided for the coal mill in time, the abrasion of a large tile of the coal mill is reduced, the service life of the large tile is prolonged, and the safe and economic operation of the coal mill is ensured; 2. the second electric push rod and the rotary table are additionally arranged below the traditional sprayer, so that the structure is favorable for ensuring that the oil spraying device can rotate and lift on an X axis and a Y axis, the oil spraying position is changed, the spraying position of lubricating oil is more sufficient, and the large tile can be better protected; 3. the structure is provided with the conveying hose, and the structure is favorable for ensuring that lubricating oil at the rear part can be normally conveyed into the sprayer to be sprayed when the sprayer moves.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front view of the present invention;

fig. 3 is an enlarged schematic top-down view of a portion a in fig. 2 according to the present invention.

In the figure: 1. an atomizing device; 2. a PLC console; 3. an oil injection assembly; 31. a base station; 32. a turntable; 33. a first electric push rod; 34. a rack; 35. a gear; 36. connecting columns; 37. a second electric push rod; 38. a sprayer; 39. a nozzle; 4. a delivery hose.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, an oil injection device for a coal mill comprises an atomization device 1, an oil pouring port is formed in the upper surface of the atomization device 1, an air vent is formed in the side surface of the atomization device 1, an oil storage tank is integrally arranged in the atomization device 1 and added through the oil pouring port above the oil storage tank, an air pump is used for pumping air through the air vent in the side surface, and various power lines and other parts are used for storing lubricating oil and conveying the lubricating oil after the lubricating oil is atomized

Furthermore, the front of the atomization device 1 is fixedly connected with a PLC console 2 through a bolt, a ladder diagram of a control circuit is input in the PLC console 2, the ladder diagram of the control circuit of the PLC console 2 can be adjusted at any time, and through setting data in the PLC console 2, parts in the atomization device 1 can be controlled to operate under specified conditions, so that the automatic punctual effect is achieved, and the specific working principle and structure of the PLC console 2 are always disclosed technology and are not described in detail herein.

Further, the side of the atomizing device 1 is provided with the base 31, the bottom surface of the base 31 is flush with the bottom surface of the atomizing device 1, and the bottom surfaces of the atomizing device 1 and the base 31 are in parallel contact with the ground, so that the parts above the base 31 and inside the atomizing device 1 can be operated in a normal state.

Further, the turntable 32 is fixedly connected to the upper portion of the base 31 through bolts, through holes are formed in the side surface and the upper surface of the turntable 32, a cavity is formed in the turntable 32, the turntable 32 is used for protecting internal parts from being affected by the outside, protecting the internal parts from accidentally injuring an operator, and meanwhile, the turntable is also used for connecting and limiting the working range of other parts.

Further, a first electric push rod 33 is arranged on the side surface of the rotary table 32, the first electric push rod 33 is fixedly connected to the upper surface of the base table 31 through a bolt, a rack 34 is fixedly connected to an output end of the first electric push rod 33, the rack 34 is slidably connected with the rotary table 32 in a through hole in the side surface of the rotary table 32, and the rack 34 can be driven to move in the rotary table 32 through the telescopic motion of the first electric push rod 33.

Further, a gear 35 is arranged on the side surface of the rack 34, the rack 34 and the gear 35 are meshed and connected through insections, when the first electric push rod 33 operates, the output end of the first electric push rod 33 drives the rack 34 to move, and the rack 34 drives the gear 35 to rotate forward or backward through insections.

Further, the middle part of gear 35 is provided with spliced pole 36, and spliced pole 36 passes through the through-hole of revolving stage 32 top and passes through the bearing and is connected with revolving stage 32 rotation, and gear 35 fixed connection can drive spliced pole 36 rotation through the rotation of gear 35 with revolving stage 32 swing joint at spliced pole 36's surface, and owing to the effect of bearing, can also satisfy spliced pole 36 and revolving stage 32 be connected, make spliced pole 36 restrict in fixed position.

Further, a second electric push rod 37 is fixedly connected to the upper surface of the connecting column 36, and when the connecting column 36 rotates, the second electric push rod 37 fixedly connected to the connecting column is driven to rotate, and meanwhile, the second electric push rod 37 can reciprocate on a vertical plane through the telescopic motion.

Further, the output end of the second electric push rod 37 is fixedly connected with a sprayer 38, and the sprayer 38 is used for spraying the atomized lubricating oil out after applying force again on the atomized lubricating oil from the atomizing device 1, so that the atomized lubricating oil can fall to a specified position of the large tile to lubricate and protect the large tile.

Further, a nozzle 39 is fixedly connected to one end of the sprayer 38, and the nozzle 39 is for guiding the advancing direction of the atomized lubricant in the sprayer 38.

Further, the other end of the sprayer 38 is provided with a conveying hose 4, the conveying hose 4 is arranged between the atomizing device 1 and the oil spraying assembly 3, one end of the conveying hose 4 is fixedly connected with the side face of the atomizing device 1, the other end of the conveying hose 4 is fixedly connected with the side face of the sprayer 38, and under the action of the conveying hose 4, the atomized lubricating oil in the atomizing device 1 can be drawn into the sprayer 38 and can be adaptively changed along with the adjustment of the position of the sprayer 38.

When in use, the utility model is assembled and communicated with an external power supply as shown in figures 1-3. Pour lubricating oil into atomizing device 1 through the oil discharge mouth of atomizing device 1 top, then give PLC control cabinet 2 and exert certain instruction and start, the device in atomizing device 1 atomizes lubricating oil and transmits atomizer 38 through delivery hose 4 this moment, then first electric push rod 33 moves, drive rack 34 and remove, rack 34 meshes gear 35 and drives spliced pole 36 rotation, make second electric push rod 37 rotation, second electric push rod 37 moves from top to bottom, finally make atomizer 38 find accurate position, spray the formulated position of lubricating oil to big tile through nozzle 39 by atomizer 38 again.

The control mode of the utility model is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of technicians in the field, which belongs to the common knowledge in the field, so the utility model does not explain the control mode and the circuit connection in detail.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims, or the equivalents of such scope and boundary.

Claims

1. The utility model provides a coal pulverizer fueling injection equipment, includes atomizing device (1), its characterized in that: the preceding of atomizing device (1) is through bolt fixedly connected with PLC control cabinet (2), the side of atomizing device (1) is provided with oil spout subassembly (3), oil spout subassembly (3) are including base station (31), bolt fixedly connected with revolving stage (32) are passed through to the top of base station (31), the side of revolving stage (32) is provided with first electric push rod (33), output fixedly connected with rack (34) of first electric push rod (33), the side of rack (34) is provided with gear (35), the middle part of gear (35) is provided with spliced pole (36), the last fixed surface of spliced pole (36) is connected with second electric push rod (37), second electric push rod (37) output end fixedly connected with atomizer (38), the one end fixedly connected with nozzle (39) of atomizer (38), the other end of atomizer (38) is provided with delivery hose (4).

2. The fuel injection device of the coal mill as claimed in claim 1, wherein: the conveying hose (4) is arranged between the atomizing device (1) and the oil spraying assembly (3), one end of the conveying hose (4) is fixedly connected with the side face of the atomizing device (1), and the other end of the conveying hose (4) is fixedly connected with the side face of the sprayer (38).

3. The fuel injection device of the coal mill as claimed in claim 1, wherein: the ladder diagram of the control circuit is input into the PLC console (2), and the ladder diagram of the control circuit of the PLC console (2) can be adjusted at any time.

4. The fuel injection device of the coal mill as claimed in claim 1, wherein: the through-hole has been seted up to the side and the upper surface of revolving stage (32), rack (34) in the through-hole of revolving stage (32) side with revolving stage (32) sliding connection, the cavity has been seted up to the inside of revolving stage (32), the through-hole that spliced pole (36) passed revolving stage (32) top passes through the bearing and is connected with revolving stage (32) rotation, gear (35) fixed connection is at the surface and revolving stage (32) swing joint of spliced pole (36).

5. The fuel injection device of the coal mill as claimed in claim 1, wherein: the first electric push rod (33) is fixedly connected to the upper surface of the base platform (31) through a bolt, and the rack (34) is connected with the gear (35) through tooth pattern meshing.

6. The fuel injection device of the coal mill as claimed in claim 1, wherein: the upper surface of the atomization device (1) is provided with an oil pouring port, and the side surface of the atomization device (1) is provided with an air vent.