CN218691952U

CN218691952U - Automatic purging device for observation hole of coal feeder in large-scale thermal power plant

Info

Publication number: CN218691952U
Application number: CN202222674679.5U
Authority: CN
Inventors: 吴顺
Original assignee: Jiangxi Ganneng Co ltd Fengcheng Phase Ii Power Plant
Current assignee: Jiangxi Ganneng Co ltd Fengcheng Phase Ii Power Plant
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-24
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses an automatic device that sweeps in large-scale thermal power plant feeder observation hole, the load simulator comprises a case, one side fixedly connected with transparent baffle of machine case, the inside symmetry of machine case is provided with the fixed plate, the inside of fixed plate is provided with the bearing, the inside fixedly connected with threaded rod of bearing, the right-hand member fixedly connected with pivot of threaded rod, the right side fixedly connected with motor of pivot, the left side of motor is close to the steady board of one side fixed connection of pivot, one side of fixed plate is provided with first movable block, the utility model discloses a loading and unloading to the water absorption plate can be accomplished to telescopic link cooperation spring and round hole, makes it change after long-time absorbing water, can remove first movable block and second movable block through motor cooperation threaded rod and bearing, and then makes dust removal case and water tank remove in transparent baffle's both sides, accomplishes whole clearance to it, has increased the clearance effect, also can increase production efficiency.

Description

Automatic purging device for observation hole of coal feeder in large-scale thermal power plant

Technical Field

The utility model relates to an automatic field of sweeping specifically is an automatic device that sweeps in hole is observed to large-scale thermal power plant's feeder.

Background

The coal feeder is a machine arranged between a raw coal hopper and a coal mill, and in a direct-fired pulverizing system, the coal feeding amount is directly adapted to the load of a boiler. The coal feeder is characterized in that coal in a coal storage bin enters the coal feeder through a coal gate, a conveying and metering rubber belt inside the coal feeder is used for continuously and uniformly conveying the coal into the coal mill, an electronic weighing device is arranged below the conveying and metering rubber belt and mainly comprises a high-precision electronic belt scale, a weighing sensor generates an electric signal proportional to the weight of the coal and a belt speed signal detected by a speed sensor, the electric signal and the belt speed signal are simultaneously sent into an integrator, and instantaneous flow and accumulated quantity are obtained after integration.

In the working process of the coal feeder, the observation holes outside the coal feeder can be covered by pulverized coal ash due to long-term use, the situation in the coal feeder cannot be observed, the soot blowing devices of the coal feeders in the market are mostly fixed, only one part of the observation holes can be cleaned, the cleaning effect is poor, and the production efficiency is seriously influenced. Therefore, we have proposed a utility model, specifically be an automatic device that sweeps in large-scale thermal power plant feeder observation hole.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic device that sweeps in large-scale thermal power plant feeder observation hole to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic device that sweeps in observation hole of large-scale thermal power plant feeder, includes the quick-witted case, one side fixedly connected with transparent partition of quick-witted case, the inside symmetry of quick-witted case is provided with the fixed plate, the inside of fixed plate is provided with the bearing, the inside fixedly connected with threaded rod of bearing, the right-hand member fixedly connected with pivot of threaded rod, the right side fixedly connected with motor of pivot, one side fixedly connected with stabilizing plate that the left side of motor is close to the pivot, one side of fixed plate is provided with first movable block, and threaded hole is seted up to the inside of first movable block, the upper end fixedly connected with of first movable block drives the dirt case, one side fixedly connected with outlet duct of driving the dirt case, the left side border position fixedly connected with connecting rod of fixed plate, the surface of connecting rod is provided with the second movable block, the upper end fixedly connected with water tank of second movable block, the front side fixedly connected with outlet pipe of water tank.

Preferably, a sliding groove is formed in the front side of the second moving block, a water absorption plate is connected to the inside of the sliding groove in a sliding mode, telescopic rods are symmetrically arranged on two sides of the water absorption plate, a spring is sleeved on the surface of each telescopic rod, and a round hole is formed in the sliding groove in a penetrating mode.

Preferably, the first moving block moves in the two groups of fixing plates through the motor matching with the rotating shaft and the threaded rod.

Preferably, the external thread of the threaded rod is matched with the internal thread of the first moving block.

Preferably, the first moving block and the second moving block are symmetrically arranged about a center line of the fixed plate.

Preferably, the water absorption plate is matched with the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: this automation of large-scale thermal power plant feeder observation hole sweeps, through opening the motor, under the drive of motor output end, the pivot rotates, and then make the threaded rod rotate, rotate under the threaded rod, first movable block moves on the threaded rod through inside screw hole, promote the telescopic link, the telescopic link promotes the spring, the spring compresses, the dismantlement to it can be accomplished to the pulling suction disc, the same thing, slide in the suction disc along the spout, when it reachs suitable position, the spring promotes the telescopic link, the round hole is passed to the one end of telescopic link, accomplish the installation, through telescopic link cooperation spring and round hole, can accomplish the loading and unloading to the suction disc, make it change after long-time absorbing water, can remove first movable block and second movable block through motor cooperation threaded rod and bearing, and then make dust box and water tank remove in transparent partition's both sides, accomplish the whole clearance to it, the clearance effect has been increased, production efficiency also can be increased.

Drawings

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

Fig. 2 is a schematic diagram of the external structure of the present invention.

Fig. 3 is an enlarged schematic view of the structure at a position a of the present invention.

Fig. 4 is a schematic view of the structure of the motor of the present invention.

In the figure: 1. a chassis; 2. a transparent partition; 3. a fixing plate; 4. a bearing; 5. a threaded rod; 6. a rotating shaft; 7. a motor; 8. a stabilizing plate; 9. a first moving block; 10. a threaded hole; 11. a dust removing box; 12. an air outlet pipe; 13. a connecting rod; 14. a second moving block; 15. a water tank; 16. a water outlet pipe; 17. a chute; 18. a water absorption plate; 19. a telescopic rod; 20. a spring; 21. a circular hole.

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 work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, the utility model provides an automatic purging device technical scheme in large-scale thermal power plant feeder observation hole: an automatic purging device for an observation hole of a coal feeder in a large thermal power plant comprises a case 1, wherein a transparent partition plate 2 is fixedly connected to one side of the case 1, fixed plates 3 are symmetrically arranged in the case 1, a bearing 4 is arranged in the fixed plate 3, a threaded rod 5 is fixedly connected to the inside of the bearing 4, a rotating shaft 6 is fixedly connected to the right end of the threaded rod 5, a motor 7 is fixedly connected to the right side of the rotating shaft 6, a stabilizing plate 8 is fixedly connected to one side, close to the rotating shaft 6, of the left side of the motor 7, a first moving block 9 is arranged on one side of the fixed plate 3, a threaded hole 10 is formed in the first moving block 9, a dust driving box 11 is fixedly connected to the upper end of the first moving block 9, an air outlet pipe 12 is fixedly connected to one side of the dust driving box 11, a connecting rod 13 is fixedly connected to the edge position of the left side of the fixed plate 3, a second moving block 14 is arranged on the surface of the connecting rod 13, a water tank 15 is fixedly connected to the upper end of the second moving block 14, and a water outlet pipe 16 is fixedly connected to the front side of the water tank 15;

when a large amount of coal ash is accumulated in the transparent partition plate 2, firstly, the dust removing fan in the dust removing box 11 and the water pump in the water tank 15 are started, air generated in the dust removing fan reaches the transparent partition plate 2 from the air outlet pipe 12, the accumulated part of the coal ash is blown off, and water in the water tank 15 reaches one end of the transparent partition plate 2 from the water outlet pipe 16 under the action of the water pump, so that the cleaning of the water tank is completed.

A sliding groove 17 is formed in the front side of the second moving block 14, a water absorption plate 18 is connected to the inside of the sliding groove 17 in a sliding mode, telescopic rods 19 are symmetrically arranged on two sides of the water absorption plate 18, springs 20 are sleeved on the surface of the telescopic rods 19, a round hole 21 is formed in the sliding groove 17 in a penetrating mode, the first moving block 9 is matched with the rotating shaft 6 through the motor 7 and moves in the two groups of fixing plates 3 together with the threaded rod 5, external threads of the threaded rod 5 are matched with internal threads of the first moving block 9, the first moving block 9 and the second moving block 14 are symmetrically arranged relative to the center line of the fixing plates 3, and the water absorption plate 18 is matched with the sliding groove 17;

concretely, through promoting telescopic link 19, telescopic link 19 promotes spring 20, spring 20 compresses, the dismantlement to it can be accomplished to the pulling absorbing plate 18, and on the same way, with absorbing plate 18 along spout 17 slide in, when it reachs suitable position, spring 20 promotes telescopic link 19, round hole 21 is passed to the one end of telescopic link 19, accomplish the installation, through telescopic link 19 cooperation spring 20 and round hole 21, can accomplish the loading and unloading to absorbing plate 18, make it can change it after long-time absorption, can remove first movable block 9 and second movable block 14 through motor 7 cooperation threaded rod 5 and bearing 4, and then make dust box 11 and water tank 15 of driving remove in the both sides of transparent partition plate 2, accomplish the whole clearance to it, the clearance effect has been increased, also can increase production efficiency.

The working principle is as follows: when a large amount of coal ash is accumulated on the transparent partition board 2, firstly, a dust-removing fan in the dust-removing box 11 and a water pump in the water tank 15 are started, air generated in the dust-removing fan reaches the transparent partition board 2 from an air outlet pipe 12, the accumulated part of the coal ash is blown off, water in the water tank 15 reaches one end of the transparent partition board 2 from an water outlet pipe 16 under the action of the water pump to finish cleaning, finally, a motor 7 is started, a rotating shaft 6 rotates under the drive of the output end of the motor 7, so that a threaded rod 5 rotates, a first moving block 9 moves on the threaded rod 5 through an internal threaded hole 10 under the rotation of the threaded rod 5 to drive the dust-removing box 11 and the water tank 15 to move, the transparent partition board 2 is cleaned in all directions, and the telescopic rod 19 is pushed, the telescopic link 19 promotes spring 20, spring 20 compresses, the dismantlement to it can be accomplished to the pulling suction plate 18, the same thing, slide into suction plate 18 along spout 17, when it reachs suitable position, spring 20 promotes telescopic link 19, round hole 21 is passed to the one end of telescopic link 19, accomplish the installation, cooperate spring 20 and round hole 21 through telescopic link 19, can accomplish the loading and unloading to suction plate 18, make it can change it after long-time absorbing water, can remove first movable block 9 and second movable block 14 through motor 7 cooperation threaded rod 5 and bearing 4, and then make dust box 11 and water tank 15 remove in the both sides of transparent partition plate 2, accomplish the whole clearance to it, the clearance effect has been increased, also can increase production efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic device that sweeps in large-scale thermal power plant feeder observation hole, includes quick-witted case (1), its characterized in that: the portable dust removal machine is characterized in that a transparent partition plate (2) is fixedly connected to one side of the machine case (1), a fixing plate (3) is symmetrically arranged inside the machine case (1), a bearing (4) is arranged inside the fixing plate (3), a threaded rod (5) is fixedly connected to the inside of the bearing (4), a rotating shaft (6) is fixedly connected to the right end of the threaded rod (5), a motor (7) is fixedly connected to the right side of the rotating shaft (6), a stabilizing plate (8) is fixedly connected to one side, close to the rotating shaft (6), of the left side of the motor (7), a first moving block (9) is arranged on one side of the fixing plate (3), a threaded hole (10) is formed in the inside of the first moving block (9), a dust removal box (11) is fixedly connected to the upper end of the first moving block (9), an air outlet pipe (12) is fixedly connected to one side of the dust removal box (11), a connecting rod (13) is fixedly connected to the left side edge of the fixing plate (3), a second moving block (14) is arranged on the surface of the connecting rod (13), a water outlet pipe (15) is fixedly connected to the upper end of the second moving block (15), and a water outlet pipe (16) is fixedly connected to the front side of the water tank (15).

2. The automatic purging device for the observation hole of the coal feeder of the large thermal power plant as claimed in claim 1, wherein: the front side of the second moving block (14) is provided with a sliding groove (17), the inside of the sliding groove (17) is connected with a water absorption plate (18) in a sliding mode, telescopic rods (19) are symmetrically arranged on two sides of the water absorption plate (18), the surface of each telescopic rod (19) is sleeved with a spring (20), and a round hole (21) is formed in the sliding groove (17) in a penetrating mode.

3. The automatic purging device for the observation hole of the coal feeder of the large-scale thermal power plant according to claim 2 is characterized in that: the first moving block (9) is matched with the rotating shaft (6) through the motor (7) and moves in the two groups of fixing plates (3) through the threaded rod (5).

4. The automatic purging device for the observation hole of the coal feeder of the large-scale thermal power plant according to claim 1 is characterized in that: the external thread of the threaded rod (5) is matched with the internal thread of the first moving block (9).

5. The automatic purging device for the observation hole of the coal feeder of the large-scale thermal power plant according to claim 1 is characterized in that: the first moving block (9) and the second moving block (14) are symmetrically arranged relative to the center line of the fixed plate (3).

6. The automatic purging device for the observation hole of the coal feeder of the large-scale thermal power plant according to claim 2 is characterized in that: the water absorption plate (18) is matched with the sliding groove (17).