CN215918144U

CN215918144U - Defeated coal of power plant filters edulcoration device

Info

Publication number: CN215918144U
Application number: CN202121909219.5U
Authority: CN
Inventors: 刘臻欣; 徐徳勤; 徐享南; 邸大禹; 唐华利; 杨宝森
Original assignee: Dalian Power Plant of Huaneng International Power Co Ltd
Current assignee: Dalian Power Plant of Huaneng International Power Co Ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-03-01
Anticipated expiration: 2031-08-16

Abstract

The utility model is suitable for the technical field of coal conveying assistance of power plants, and discloses a coal conveying filtering and impurity removing device of a power plant. According to the utility model, the rotating disc is arranged on the side edge of the rotating motor, the bottom of the rotating disc is connected with the fixing ring through the connecting rod, so that the rotating disc can be driven to rotate by the rotating motor, the bottom of the connecting rod can be driven to rotate along with the rotating disc, one end of the separating frame can be driven by the connecting rod to move up and down, the vibration amplitude of the separating frame is increased, the separating frame can rotate and incline along with the rotating disc, coal blocks accumulated on the surface of the separating frame can move and roll along with the separating frame, the separating efficiency of the separating frame on the coal blocks and impurities is accelerated, the follow-up quick use of the coal blocks is ensured, and the coal block separating device is practical and suitable for wide popularization and use.

Description

Defeated coal of power plant filters edulcoration device

Technical Field

The utility model is suitable for the technical field of auxiliary technology for power plant coal conveying, and particularly relates to a filtering and impurity removing device for power plant coal conveying.

Background

At present, the coal conveying system equipment of the power plant generally comprises a coal unloading facility, a coal storage facility, a conveying facility, a screening facility, a coal sampling and metering device and the like.

According to a patent (publication number is 'CN 212216173U'), the scheme is proposed that the device comprises a machine body, a plate shell, a through groove, a baffle plate and a separating plate; the left side and the right side of the bottom end of the machine body are both fixed with a support frame, the top end of the machine body is provided with a coal inlet, the middle part of the interior of the machine body is fixed with a plate shell, a through groove is formed in the plate shell, the left side of the inner wall of the through groove is fixed with baffles, the baffles are provided with a plurality of groups, and a vibration motor and a motor are arranged in the plate shell; the motor is located the inside right side of shell, and the motor shaft of motor is located the inside that leads to the groove, is fixed with the separation plate on the motor shaft of motor, and the separation plate is provided with the multiunit, and miscellaneous mouthful has been seted up on the top on organism right side, and the right side of organism is fixed with into miscellaneous cover, and the bottom intercommunication of going into miscellaneous cover has row miscellaneous pipe. According to the utility model, the separating mechanism is arranged in the machine body, so that when sundries are placed on the plurality of baffle plates in the plate shell, the separating mechanism is started to drive the sundries to be discharged out of the machine body, and the quick impurity removal effect is completed.

However, there are still some disadvantages in the above patents: because in the above-mentioned patent when carrying out filtration treatment to the coal conveying, only use corresponding vibrating motor to drive the separation board and vibrate, and vibrating motor's operation drives the vibration range of separation board and can not be big, and then in case excessive coal cinder is piled up, the unable quick drive separation board of vibrating motor vibrates, and then makes its accumulational coal cinder of surface can't turn over and carry out the edulcoration separation, influences subsequent edulcoration filtration quality. Therefore, we propose a power plant coal conveying filtration edulcoration device.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a filtering and impurity-removing device for power plant coal conveying, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a power plant's coal conveying filters edulcoration device, includes the edulcoration case, the inside rotation of edulcoration case is installed the separation frame, the equal fixed mounting in separation frame left and right sides middle-end has the dwang, and the dwang top is rotated through the bearing and is installed in edulcoration roof portion side, separation frame bottom side articulates through the hinge has the filter, edulcoration incasement side right-hand member bottom fixed surface installs the rotation motor, separation frame left side bottom fixed surface installs first dead lever, the transmission shaft top fixed surface who rotates the motor installs the rolling disc, rolling disc left side bottom fixed surface installs the second dead lever, solid fixed ring has been cup jointed in the activity of first dead lever middle-end, the connecting rod has been cup jointed in the activity of second dead lever middle-end, and connecting rod top fixed surface installs in solid fixed ring bottom surface.

Preferably, the fixed frame is fixedly installed on the surface of the bottom of the filter plate, the pressing rod is movably installed at the bottom of the fixed frame, the top end of the pressing rod is movably installed inside the bottom ends of the filter plate and the separation frame, and the reset spring is movably sleeved at the middle end of the pressing rod.

Preferably, the separation frame bottom right side fixed mounting has the electro-magnet, and moves pole top movable mounting inside the electro-magnet in the pressure, separation frame right side bottom fixed surface installs the mounting box, mounting box internally mounted has the singlechip, separation frame inboard left side bottom fixed mounting has weighing transducer.

Preferably, a material guide plate is obliquely and fixedly arranged in the bottom end of the separation frame.

Preferably, the signal output end of the weight sensor is connected with the signal input end of the single chip microcomputer, and the signal output end of the single chip microcomputer is connected with the signal input end of the electromagnet.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the coal conveying filtering and impurity removing device for the power plant, the rotating motor can rotate to drive the rotating disc to rotate, the connecting rod can drive one end of the separating frame to move up and down, the vibration amplitude of the separating frame is increased, the separating frame can rotate and incline along with the separating frame, coal blocks accumulated on the surface of the separating frame can move and roll along with the separating frame, the separating efficiency of the separating frame on the coal blocks and impurities is improved, the subsequent quick use of the coal blocks is guaranteed, the gravity of the coal blocks in the separating frame is detected through the weight sensor, the filter plate can be automatically opened to dump the coal blocks, and the situation that the subsequent inclined impurity removing efficiency is influenced due to the accumulation of the excessive coal blocks is avoided.

2. According to the coal conveying filtering and impurity removing device for the power plant, impurities separated from the inside of the separation frame are accumulated on the right side of the separation frame through the drainage of the guide plate through the guide plate, so that the subsequent operators can conveniently clean the impurities on the surface of the guide plate, and the manpower for impurity removal is reduced.

Drawings

FIG. 1 is a schematic diagram of an overall front sectional structure of a coal conveying filtration and impurity removal device of a power plant;

FIG. 2 is a schematic diagram of an overall side view cross-sectional structure of a coal conveying filtration and impurity removal device of a power plant.

Reference numerals: 1. an impurity removal box; 2. rotating the rod; 3. separating the frame; 4. rotating the motor; 5. fixing the rod; 6. rotating the disc; 7. a connecting rod; 8. a fixing ring; 9. a fixing frame; 10. a return spring; 11. a push plate; 12. pressing the rod; 13. a material guide plate; 14. an electromagnet; 15. a hinge; 16. a filter plate; 17. a weight sensor; 18. mounting a box; 19. and a single chip microcomputer.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

As shown in the figure 1-2, the coal conveying filtration and impurity removal device for the power plant comprises an impurity removal box 1, wherein a separation frame 3 is rotatably arranged in the impurity removal box 1, rotating rods 2 are fixedly arranged at the middle ends of the left side and the right side of the separation frame 3, the top ends of the rotating rods 2 are rotatably arranged at the side edge of the top of the impurity removal box 1 through bearings, a filter plate 16 is hinged to the side edge of the bottom of the separation frame 3 through hinges 15, a rotating motor 4 is fixedly arranged on the surface of the bottom of the right end inside the impurity removal box 1, a first fixing rod 5 is fixedly arranged on the surface of the bottom of the left side of the separation frame 3, a rotating disc 6 is fixedly arranged on the surface of the top end of a transmission shaft of the rotating motor 4, a second fixing rod 20 is fixedly arranged on the surface of the bottom of the left side of the rotating disc 6, a fixing ring 8 is movably sleeved at the middle end of the first fixing rod 5, a connecting rod 7 is movably sleeved at the middle end of the second fixing rod 20, and the top end surface of the connecting rod 7 is fixedly arranged on the bottom end surface of the fixing ring 8.

As shown in fig. 1 and 2 in this embodiment, owing to install rolling disc 6 at 4 sides of rotation motor, and be connected 6 bottoms of rolling disc with solid fixed ring 8 through connecting rod 7, and then can rotate motor 4 operation drive rolling disc 6 and carry out the pivoted while, can drive connecting rod 7 bottom and carry out the pivoted while thereupon, make connecting rod 7 can drive the one end of separation frame 3 and reciprocate, improve the vibration range of separation frame 3, and then make separation frame 3 can rotate the slope thereupon, and then make its accumulational coal cinder of surface move thereupon and roll, and then accelerate separation frame 3 to the separation efficiency of coal cinder and impurity, guarantee follow-up quick use to the coal cinder.

In the embodiment (as shown in fig. 1 and fig. 2), the fixed frame 9 is fixedly installed on the bottom surface of the filter plate 16, the pressing rod 12 is movably installed at the bottom of the fixed frame 9, the top end of the pressing rod 12 is movably installed inside the bottom ends of the filter plate 16 and the separation frame 3, and the reset spring 10 is movably sleeved at the middle end of the pressing rod 12, so that the filtering quality of the filter plate 16 for impurities is ensured.

In the present embodiment (as shown in fig. 1 and fig. 2), an electromagnet 14 is fixedly installed at the right side of the bottom of the separation frame 3, the top end of the pressing rod 12 is movably arranged in the electromagnet 14, the surface of the bottom end of the right side of the separation frame 1 is fixedly provided with a mounting box 18, a singlechip 19 is arranged in the mounting box 18, a weight sensor 17 is fixedly arranged at the bottom of the left side of the inner side of the separation frame 3, the weight sensor 17 is used for detecting the gravity of the coal briquette in the separation frame 3, the single chip microcomputer 19 is used for controlling the start and stop of the electromagnet 14, and when the weight of the coal briquette in the separation frame 3 is too large, the filter plate 16 is ensured, the electromagnet 14 can be automatically turned off so that the pressing rod 12 can be moved out of the inside of the separation frame 3 by the reverse urging of the return spring 10, and then make filter 16 can be automatic open and empty the coal cinder, avoid overweight excessive coal cinder to pile up and influence subsequent slope edulcoration efficiency.

In this embodiment (as shown in fig. 1 and 2), the material guide plate 13 is fixedly installed at the bottom end of the separation frame 3 in an inclined manner, and the inclined material guide plate 13 is installed at the bottom of the impurity removal frame 1, so that the impurities separated from the inside of the separation frame 3 can be accumulated on the right side of the separation frame through drainage of the material guide plate 13, thereby facilitating the cleaning efficiency of subsequent operators on the impurities on the surface of the material guide plate 13 and reducing the manpower required for impurity removal.

In this embodiment (shown in fig. 1 and 2), the signal output end of the weight sensor 17 is connected to the signal input end of the single chip microcomputer 19, and the signal output end of the single chip microcomputer 19 is connected to the signal input end of the electromagnet 14, so that the reasonable operation of the whole device is ensured.

It should be noted that, the utility model is a coal conveying filtration and impurity removal device for power plant, the components are all universal standard components or components known by technicians in this neighborhood, the structure and principle of the device are known by technical manuals or conventional experimental methods, when in operation, the single chip microcomputer 19 and the electromagnet 4 are turned on through an external control switch, the filter plate 16 and the pressure rod 12 are pushed, the top of the pressure rod 12 is installed inside the electromagnet 4, then the coal blocks to be subjected to impurity removal treatment are dumped inside the separation frame 3, the rotating motor 4 is turned on, the separation frame 3 is driven to rotate and incline inside the impurity removal box 1, further the coal blocks inside the separation frame 3 are driven to roll, the coal blocks are subjected to impurity removal treatment through the separation frame 3 and the filter plate 16, compared with the traditional auxiliary technology for coal conveying for power plant, the device is provided with the rotating disc 6 at the side edge of the rotating motor 4, and be connected rolling disc 6 bottom with solid fixed ring 8 through connecting rod 7, and then can rotate motor 4 operation drive rolling disc 6 and carry out the pivoted while, can drive connecting rod 7 bottom and carry out the pivoted while thereupon, make connecting rod 7 can drive the one end of separation frame 3 and reciprocate, improve the vibration range of separation frame 3, and then make separation frame 3 rotate the slope thereupon, and then make its accumulational coal cinder of surface move thereupon and roll, and then accelerate separation frame 3 to the separation efficiency of coal cinder and impurity, guarantee follow-up quick use to the coal cinder.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a power plant's coal conveying filters edulcoration device, includes edulcoration case (1), its characterized in that: the inside of the impurity removing box (1) is rotatably provided with a separating frame (3), the middle ends of the left side and the right side of the separating frame (3) are fixedly provided with a rotating rod (2), the top end of the rotating rod (2) is rotatably arranged on the side edge of the top of the impurity removing box (1) through a bearing, the side edge of the bottom of the separating frame (3) is hinged with a filter plate (16) through a hinge (15), the bottom surface of the right end of the inner side of the impurity removing box (1) is fixedly provided with a rotating motor (4), the bottom surface of the left side of the separating frame (3) is fixedly provided with a first fixing rod (5), the top surface of a transmission shaft of the rotating motor (4) is fixedly provided with a rotating disc (6), the bottom surface of the left side of the rotating disc (6) is fixedly provided with a second fixing rod (20), the middle end of the first fixing rod (5) is movably sleeved with a fixing ring (8), and the middle end of the second fixing rod (20) is movably sleeved with a connecting rod (7), and the top end surface of the connecting rod (7) is fixedly arranged on the bottom end surface of the fixing ring (8).

2. The power plant coal conveying filtering and impurity removing device according to claim 1, characterized in that: the filter plate (16) bottom fixed surface installs fixed frame (9), fixed frame (9) bottom movable mounting has pressure pole (12), and inside pressure pole (12) top movable mounting in filter plate (16) and separation frame (3) bottom, and reset spring (10) have been cup jointed in pressure pole (12) middle-end activity.

3. The power plant coal conveying filtering and impurity removing device according to claim 1, characterized in that: separation frame (3) bottom right side fixed mounting has electro-magnet (14), and moves pole (12) top movable mounting inside electro-magnet (14), separation frame (3) right side bottom fixed surface installs mounting box (18), mounting box (18) internally mounted has singlechip (19), separation frame (3) inboard left side bottom fixed mounting has weighing transducer (17).

4. The power plant coal conveying filtering and impurity removing device according to claim 1, characterized in that: a material guide plate (13) is obliquely and fixedly arranged in the bottom end of the separation frame (3).

5. The power plant coal conveying filtering and impurity removing device according to claim 3, characterized in that: the signal output end of the weight sensor (17) is connected with the signal input end of the single chip microcomputer (19), and the signal output end of the single chip microcomputer (19) is connected with the signal input end of the electromagnet (14).