CN212746527U

CN212746527U - Vertical boiler

Info

Publication number: CN212746527U
Application number: CN202021461662.6U
Authority: CN
Inventors: 黎熙喆; 姚义
Original assignee: Changsha Huhang Metallurgical Equipment Co Ltd
Current assignee: Changsha Huhang Metallurgical Equipment Co Ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-03-19
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to a vertical boiler, including the boiler body, boiler body upper end intercommunication has smoke exhaust channel, smoke exhaust channel's inside wall is followed smoke exhaust channel's length direction sliding connection has the scraper blade, the through-hole of discharging fume has been seted up along vertical direction to the scraper blade, the lateral wall butt of scraper blade in smoke exhaust channel's inside wall, the scraper blade is by outer gradually becoming thick to interior, smoke exhaust channel is equipped with and is used for the drive the gliding drive assembly of scraper blade, and this application has the effect of extension smoke exhaust channel life.

Description

Vertical boiler

Technical Field

The application relates to the field of metallurgical manufacturing, in particular to a vertical boiler.

Background

The boiler is an energy conversion device, energy input to the boiler is in the forms of chemical energy, electric energy, heat energy of high-temperature flue gas and the like in fuel, steam, high-temperature water or an organic heat carrier with certain heat energy is output outwards after conversion of the boiler, and a vertical boiler is needed in the manufacturing process of large pumps in thermal power stations, ships, locomotives and industrial and mining aspects.

The existing Chinese patent with the publication number of CN2155525U discloses a vertical double-combustion-chamber steam hot water boiler, which belongs to a steam boiler and mainly comprises a smoke exhaust channel and an cupola pipe, wherein the smoke exhaust channel is connected with the cupola pipe, a primary air supply pipe, a secondary air supply pipe and a tertiary air supply pipe are connected at a fan, two combustion chambers are arranged in a boiler furnace, a heat storage arch is fixedly arranged on the boiler furnace, an arc upper combustion chamber with a fire spraying hole is arranged at the upper part of the heat storage arch, when in use, air is sequentially supplied to the air supply pipes through the tertiary air supply pipe, and smoke generated after fuel is fully combusted is discharged through the smoke exhaust channel.

To the correlation technique among the above-mentioned, at the exhaust passage in-process of discharging fume, the smoke and dust that the exhaust passage inside wall can adhere in the waste gas, because smoke and dust composition is the acidic material such as sulfur dioxide mostly, these acidic material pile up can cause certain corruption harm to the exhaust passage on the exhaust passage inner wall for a long time to influence the life of exhaust passage.

SUMMERY OF THE UTILITY MODEL

In order to prolong the service life of the smoke exhaust channel, the application provides a vertical boiler.

The application provides a vertical boiler adopts following technical scheme:

the utility model provides a vertical boiler, includes the boiler body, boiler body upper end intercommunication has smoke exhausting channel, smoke exhausting channel's inside wall is followed smoke exhausting channel's length direction sliding connection has the scraper blade, smoke exhausting through-hole has been seted up along vertical direction to the scraper blade, the lateral wall butt of scraper blade in smoke exhausting channel's inside wall, the scraper blade is by outer to interior gradual thickening, smoke exhausting channel is equipped with and is used for the drive the gliding drive assembly of scraper blade.

Through adopting above-mentioned technical scheme, when needs clear up the smoke and dust to the discharge flue inner wall, utilize drive assembly, the scraper blade moves the smoke and dust of discharge flue inside wall along the length direction of discharge flue, scrapes the smoke and dust of discharge flue inside wall and falls to the scraper blade on to the smoke and dust that has acid composition is avoided to a certain extent corrodes the discharge flue inner wall, has the effect of certain degree extension discharge flue life.

Preferably, two spouts have been seted up along vertical direction to the discharge flue inside wall, two fixed blocks of upper end fixedly connected with of discharge flue, the spout extends to in the fixed block, drive assembly includes motor and lead screw, the lead screw with the coaxial setting of discharge flue, the lead screw is kept away from boiler body's one end extends outside the discharge flue, the discharge flue is equipped with and is used for supporting lead screw pivoted support, the scraper blade passes the lead screw and with lead screw thread fit, motor fixed connection in boiler body upper end, be equipped with on the boiler body and be used for connecting the motor with the transmission assembly of lead screw.

Through adopting above-mentioned technical scheme, drive assembly includes motor and lead screw, and the motor passes through drive assembly and drives the lead screw rotatory, because scraper blade threaded connection is on the lead screw, and the lead screw is located exhaust passage's axial lead position department, then the lead screw drives the scraper blade and slides along vertical direction, and the lead screw has limit function, can be restricted in a certain position with the scraper blade, and the motor can use manpower sparingly as the power supply.

Preferably, the transmission assembly comprises a first belt wheel and a second belt wheel, the first belt wheel and the second belt wheel are arranged on the same plane, the first belt wheel is coaxially and fixedly connected to an output shaft of the motor, the second belt wheel is coaxially and fixedly connected to one end, extending out of the smoke exhaust channel, of the screw rod, and a belt is wound around the first belt wheel and the second belt wheel.

Through adopting above-mentioned technical scheme, the motor drives band pulley one and rotates, because the belt is in the tensioning state, then the band pulley drives the belt and rotates, and the belt can drive band pulley two and rotate to band pulley two drives the lead screw and rotates, thereby realizes that the scraper blade slides along vertical direction, sets up the motor in the exhaust fume channel outside, has the protection motor and prevents that the motor from being burnt out by high temperature.

Preferably, the upper surface of the scraper is fixedly connected with a baffle, and a certain gap is reserved between the baffle and the inner side wall of the smoke exhaust channel.

Through adopting above-mentioned technical scheme, when the scraper blade upwards slided, the smoke and dust of exhaust passage inner wall was scraped to the scraper blade upper surface, and the baffle has the effect that prevents the smoke and dust and drop to boiler inside, avoids causing secondary pollution.

Preferably, the outer side wall of the smoke exhaust channel is fixedly connected with a dust collection box, and an opening of the dust collection box faces upwards.

By adopting the technical scheme, when the scraper slides to the upper end of the smoke exhaust channel, the inclined plane part of the scraper is positioned outside the smoke exhaust channel, and because the scraper is arranged in an inclined plane, the lower side of the inclined plane is close to the dust collection box, so that the smoke dust on the scraper falls into the dust collection box outside the smoke exhaust channel along the inclined plane, thereby having the effect of collecting the smoke dust.

Preferably, the outer side wall of the dust collection box is communicated with a dust exhaust pipe, the side wall of the dust exhaust pipe is hinged with an end cover used for covering the opening of the dust exhaust pipe, and the dust collection box is provided with a limiting component used for limiting the rotation of the end cover.

Through adopting above-mentioned technical scheme, when the dust collection box collects full, open the end cover, the smoke and dust in the dust collection box is discharged from the dust exhaust pipe to have the effect of discharge smoke and dust.

Preferably, the limiting assembly comprises a first clamping block and a second clamping block, clamping grooves for clamping the first clamping block are formed in two side walls of the first clamping block, one end of the first clamping block is rotatably connected to the side wall of the end cover, the rotating axis direction of the first clamping block is perpendicular to the hinging direction of the end cover, and the second clamping block is fixedly connected to the dust exhaust pipe.

By adopting the technical scheme, when workers need to clean smoke dust in the dust collection box, the first clamping block is screwed out from the clamping groove in the second clamping block, the limiting relation between the first clamping block and the clamping groove is removed, the end cover can be opened to enable the smoke dust to be discharged from the dust exhaust pipe, and after the smoke dust is cleaned, the first clamping block is screwed back into the clamping groove, so that the end cover completely covers the opening end of the dust exhaust pipe, and the dust collection box has the effect of conveniently controlling the opening and closing of the end cover.

Preferably, the bottom surface of the dust collection box is provided with an inclined surface, and one side of the inclined surface, which is far away from the dust exhaust pipe, is higher than one side of the inclined surface, which is close to the dust exhaust pipe.

Through adopting above-mentioned technical scheme, when the smoke and dust in the clearance dust-collecting box, the inclined plane makes the smoke and dust flow to the dust exhaust pipe under the action of gravity to have the effect of the discharge rate of accelerating the smoke and dust.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the scraper is arranged, when the inner wall of the smoke exhaust channel needs to be cleaned, the driving assembly is utilized, the scraper moves the smoke dust on the inner side wall of the smoke exhaust channel along the length direction of the smoke exhaust channel, and the smoke dust on the inner side wall of the smoke exhaust channel is scraped onto the scraper, so that the smoke dust with acidic components is prevented from corroding the inner wall of the smoke exhaust channel to a certain extent, and the effect of prolonging the service life of the smoke exhaust channel is achieved;

2. when the dust collection box scraper slides to the upper end of the smoke exhaust channel, the scraper is arranged in an inclined plane, and the lower side of the inclined plane is close to the dust collection box, so that smoke on the scraper falls into the dust collection box outside the smoke exhaust channel along the inclined plane, and the dust collection box scraper has the effect of collecting the smoke.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a cross-sectional view of the smoke evacuation channel of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Description of reference numerals: 1. a boiler body; 2. a smoke evacuation channel; 3. a chute; 4. a squeegee; 5. a baffle plate; 6. a drive assembly; 61. a screw rod; 62. a motor; 7. a support; 8. a slider; 9. a support bar; 10. a transmission assembly; 101. a first belt wheel; 102. a second belt wheel; 11. a guide bar; 12. a dust collection box; 13. a dust exhaust pipe; 14. a limiting component; 141. a first clamping block; 142. a second clamping block; 15. a card slot; 16. an end cap; 17. a belt; 18. a through hole; 19. and (5) fixing blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a vertical boiler. Referring to fig. 1, including the flue gas channel 2 of boiler body 1 upper end intercommunication, flue gas channel 2 is cylindrical, and flue gas channel 2 sets up along vertical direction.

Referring to fig. 1 and 2, a scraper 4 is slidably connected to the inner side wall of the flue gas channel 2, and the scraper 4 is horizontally disposed.

Referring to fig. 4, the scraper 4 is provided with a smoke exhaust through hole 18 along the vertical direction, and the outer side wall of the scraper 4 abuts against the inner side wall of the smoke exhaust channel 2; two chutes 3 are arranged in the inner side wall of the smoke exhaust channel 2 along the vertical direction, two rectangular fixing blocks 19 are fixedly connected to the upper end of the smoke exhaust channel 2, through grooves communicated with the chutes 3 are arranged on the fixing blocks 19, part of the side wall of the scraper 4 extends into the chutes 3, a baffle 5 is fixedly connected to the upper surface of the scraper 4 in a vertical mode, and a certain gap is reserved between the baffle 5 and the inner side wall of the smoke exhaust channel 2.

Referring to fig. 1 and 4, a driving assembly 6 for driving the scraper 4 to slide is arranged on the boiler body 1, a support 7 is welded at the upper end of the boiler body 1, the support 7 is composed of a transverse part and a vertical part which are vertically connected, the vertical part of the support 7 is fixedly connected to the upper end of the boiler body 1, and one end, far away from the vertical part, of the transverse part of the support 7 is positioned right above the smoke exhaust channel 2; drive assembly 6 includes lead screw 61, lead screw 61 sets up along the axial lead of exhaust passage 2, the one end of lead screw 61 is passed through the bearing and is rotated to be connected in the horizontal part of support 7 and wear to establish the horizontal part of support 7, wear to be equipped with slider 8 on the lead screw 61, slider 8 and lead screw 61 screw-thread fit, two bracing pieces 9 of perpendicular fixedly connected with on the relative lateral wall of slider 8, two bracing pieces 9 set up along same straight line, the equal fixed connection in the lateral wall of through-hole 18 of one end that slider 8 was kept away from to two bracing pieces 9, lead screw 61 wears out the one end of the horizontal part of support 7 and is connected with motor 62 through drive assembly 10, motor 62 is positive reverse motor 62, motor 62 provides the power supply through external power supply, motor 62 passes through.

Referring to fig. 1, the transmission assembly 10 includes a first belt wheel 101 and a second belt wheel 102, the first belt wheel 101 and the second belt wheel 102 are disposed on the same plane, a tensioned belt 17 is wound around the first belt wheel 101 and the second belt wheel 102, an output shaft of the motor 62 is flanged with a guide rod 11, one end of the guide rod 11, which is far away from the motor 62, penetrates through a transverse portion of the bracket 7, the first belt wheel 101 is coaxially and fixedly connected to one end of the guide rod 11, which penetrates through the transverse portion of the bracket 7, and the second belt wheel 102 is coaxially and fixedly connected to one end of the; the motor 62 is started, the output shaft of the motor 62 drives the guide rod 11 to rotate, the guide rod 11 drives the first belt wheel 101 to rotate, the first belt wheel 101 drives the second belt wheel 102 to rotate through the belt 17, the screw rod 61 is driven to rotate, and the screw rod 61 drives the scraper 4 to move upwards.

Referring to fig. 1 and 3, the outer side wall of the smoke evacuation channel 2 is fixedly connected with a dust box 12 along the circumference, the opening of the dust box 12 faces upward, the bottom surface of the dust box 12 is set to be an inclined surface, one side of the inclined surface, which is far away from the motor 62, is lower than one side of the inclined surface, which is close to the motor 62, the side wall of the dust box 12, which is close to the lower side of the inclined surface, is communicated with and is provided with a dust exhaust pipe 13, and one end, which is far away from the dust box 12.

The dust exhaust pipe 13 is provided with a limiting assembly 14 for fixing the position of the end cover 16, the limiting assembly 14 comprises a first rectangular clamping block 141 and a second rectangular clamping block 142, the side wall of the second clamping block 142 is provided with a clamping groove 15 for clamping the first clamping block 141, one end of the first clamping block 141 is rotatably connected to the side wall of the end cover 16, the rotating axis direction of the first clamping block 141 is perpendicular to the hinge direction of the end cover 16, and the second clamping block 142 is fixedly connected to the outer side wall of the dust exhaust pipe 13.

The implementation principle of the vertical boiler in the embodiment of the application is as follows: starting the motor 62, driving the guide rod 11 to rotate by a driving shaft of the motor 62, driving the belt wheel 101 to rotate by the guide rod 11, driving the belt wheel 101 to rotate by the belt wheel 101, driving the belt wheel 102 to rotate by the belt wheel 17, driving the screw rod 61 to rotate by the belt wheel 102, driving the scraper 4 to move upwards by the screw rod 61, scraping the smoke dust on the inner wall of the smoke exhaust channel 2, when the scraper 4 slides to the upper end of the chute 3, dropping the smoke dust accumulated on the scraper 4 into the dust collection box 12 along the inclined plane, and moving the scraper 4 downwards to the lower end inside the smoke exhaust channel 2, wherein the process is repeated for a plurality of times; after the dust collection box 12 is filled with the smoke, the first clamping block 141 is rotated to release the limiting relation between the first clamping block 141 and the clamping groove 15, the end cover 16 is opened, and the smoke is discharged through the dust discharge pipe 13.

Claims

1. The utility model provides a vertical boiler, includes boiler body (1), boiler body (1) upper end intercommunication has smoke exhaust passage (2), its characterized in that: the inside wall of smoke discharging channel (2) is followed the length direction sliding connection of smoke discharging channel (2) has scraper blade (4), smoke evacuation hole (18) have been seted up along vertical direction in scraper blade (4), the lateral wall butt of scraper blade (4) in the inside wall of smoke discharging channel (2), scraper blade (4) is by outer to interior gradual thickening, smoke discharging channel (2) are equipped with and are used for the drive scraper blade (4) gliding drive assembly (6).

2. A vertical boiler according to claim 1, characterized in that: two sliding grooves (3) are arranged on the inner side wall of the smoke exhaust channel (2) along the vertical direction, the upper end of the smoke exhaust channel (2) is fixedly connected with two fixed blocks (19), the sliding chute (3) extends into the fixed blocks (19), the driving assembly (6) comprises a motor (62) and a screw rod (61), the screw rod (61) is coaxially arranged with the smoke exhaust channel (2), one end of the screw rod (61) far away from the boiler body (1) extends out of the smoke exhaust channel (2), the smoke exhaust channel (2) is provided with a bracket (7) for supporting the screw rod (61) to rotate, the scraper (4) penetrates through the screw rod (61) and is in threaded fit with the screw rod (61), the boiler is characterized in that the motor (62) is fixedly connected to the upper end of the boiler body (1), and a transmission assembly (10) used for connecting the motor (62) and the screw rod (61) is arranged on the boiler body (1).

3. A vertical boiler according to claim 2, characterized in that: the transmission assembly (10) comprises a first belt wheel (101) and a second belt wheel (102), the first belt wheel (101) and the second belt wheel (102) are arranged on the same plane, the first belt wheel (101) is coaxially and fixedly connected to an output shaft of the motor (62), the second belt wheel (102) is coaxially and fixedly connected to one end, extending out of the smoke exhaust channel (2), of the screw rod (61), and a belt (17) is wound around the first belt wheel (101) and the second belt wheel (102).

4. A vertical boiler according to claim 1, characterized in that: the scraper blade (4) upper surface fixed connection has baffle (5), baffle (5) with certain clearance is left to exhaust fume channel (2) inside wall.

5. A vertical boiler according to claim 1, characterized in that: the outer side wall of the smoke exhaust channel (2) is fixedly connected with a dust collection box (12), and the opening of the dust collection box (12) faces upwards.

6. A vertical boiler according to claim 5, characterized in that: the dust collection box is characterized in that the outer side wall of the dust collection box (12) is communicated with a dust exhaust pipe (13), an end cover (16) used for covering an opening of the dust exhaust pipe (13) is hinged to the side wall of the dust exhaust pipe (13), and a limiting component (14) used for limiting the rotation of the end cover (16) is arranged on the dust collection box (12).

7. A vertical boiler according to claim 6, characterized in that: the limiting assembly (14) comprises a first clamping block (141) and a second clamping block (142), a clamping groove (15) for clamping the first clamping block (141) is formed in the side wall of the second clamping block (142), one end of the first clamping block (141) is rotatably connected to the side wall of the end cover (16), the rotating axis direction of the first clamping block (141) is perpendicular to the hinging direction of the end cover (16), and the second clamping block (142) is fixedly connected to the dust exhaust pipe (13).

8. A vertical boiler according to claim 7, characterized in that: the bottom surface of the dust collection box (12) is provided with an inclined surface, and one side of the inclined surface far away from the dust exhaust pipe (13) is higher than one side of the inclined surface close to the dust exhaust pipe (13).