CN216814127U

CN216814127U - Water-cooled wall structure of waste heat boiler fire hole

Info

Publication number: CN216814127U
Application number: CN202122499702.7U
Authority: CN
Inventors: 徐庆; 张吴军; 钱柄肇
Original assignee: Zhangjiagang Dehai Boiler Co ltd
Current assignee: Zhangjiagang Dehai Boiler Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-06-24
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a waste heat boiler fire hole water-cooled wall structure which comprises a boiler body, wherein an inner bin is arranged inside the boiler body, a water-cooled wall assembly is arranged inside the inner bin, a toothed plate is fixedly connected to the top of the boiler body, a moving seat is arranged at the top of the toothed plate and is arranged in an L shape, a second gear is arranged at one end of the moving seat and is meshed with the toothed plate, a rotating shaft is fixedly connected to the middle position of the second gear, one end of the rotating shaft penetrates through the second gear and is movably connected with the inner surface of the moving seat, a connecting plate is fixedly connected to the bottom of the moving seat, and a plurality of connecting rods are uniformly and fixedly connected to one end, close to the water-cooled wall assembly, of the connecting plate. The utility model can quickly and conveniently clean the outer surface of the inner bin pipe wall, and can simultaneously avoid the direct contact of a user with the outer surface of the inner bin pipe wall, thereby reducing the possibility of accidents.

Description

Water-cooled wall structure of waste heat boiler fire hole

Technical Field

The utility model relates to the technical field of waste heat boilers, in particular to a water-cooled wall structure of a waste heat boiler fire hole.

Background

Waste heat boilers, as the name implies, refer to boilers that heat water to a certain temperature by using heat generated by combustion of waste heat and combustible substances in waste gas, waste materials or waste liquid in various industrial processes, and oil-fired boilers, gas-fired boilers and coal-fired boilers with smoke boxes and flue waste heat recovery are also called waste heat boilers, the waste heat boilers can produce hot water or steam to be supplied to other sections for use through waste heat recovery, and a water-cooled wall is usually arranged at a furnace mouth of the waste heat boiler to absorb radiation heat of high-temperature combustion products in a furnace chamber.

In the process of using the waste heat boiler furnace mouth water-cooling wall for a long time in the prior art, a large amount of dust is accumulated on the outer surface of the pipe wall, so that the rate of the water-cooling wall absorbing the radiant heat of high-temperature combustion products in a hearth can be directly influenced, and the waste heat boiler furnace mouth water-cooling wall is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waste heat boiler fire hole water-cooled wall structure, which aims to solve the problem that the outer surface of the tube wall of the waste heat boiler fire hole water-cooled wall also accumulates dust to influence the rate of absorbing radiation heat.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a waste heat boiler fire door water-cooling wall structure, includes the furnace body, interior storehouse has been seted up to the inside of furnace body, the internally mounted in interior storehouse has the water-cooling wall subassembly, the top fixedly connected with pinion rack of furnace body, the top of pinion rack is provided with the motion seat, the motion seat is the setting of L shape, the one end of motion seat is provided with the second gear, the second gear meshes with the pinion rack mutually, the intermediate position department fixedly connected with axis of rotation of second gear, the one end of axis of rotation pass the second gear and with the internal surface swing joint of motion seat, the bottom fixedly connected with connecting plate of motion seat, the connecting plate is close to a plurality of connecting rods of the even fixedly connected with of one end of water-cooling wall subassembly, the lantern ring is close to a plurality of lantern rings of fixedly connected with of one end of water-cooling wall subassembly.

Preferably, a first gear is meshed with the top of the second gear, a movable shaft is fixedly connected to the middle position of the first gear, and one end of the movable shaft penetrates through the first gear and is movably connected with the inner surface of the movable seat.

Preferably, a motor is installed on the outer surface of the moving seat, and one end of the movable shaft penetrates through the moving seat and is fixedly connected with the output end of the motor.

Preferably, a rod groove is formed in the surface, located at the top of the inner bin, of the furnace body, a limiting rod is fixedly connected inside the rod groove, a limiting sleeve is movably sleeved at the middle position of the outer peripheral surface of the limiting rod, and one end, close to the moving seat, of the limiting sleeve penetrates through the rod groove and is fixedly connected with the surface of the moving seat.

Preferably, both sides of the outer peripheral surface of the limiting rod are provided with springs, and one sides, far away from each other, of the springs are fixedly connected with the inner cavity surface of the rod groove.

Preferably, the inner wall of the lantern ring is glued with a rubber pad, and the surface of the rubber pad is provided with a plurality of groups of anti-skid grains.

In the technical scheme, the utility model provides the following technical effects and advantages:

the utility model enables the first gear to do circular motion by starting the motor by a user, and further to be meshed with the second gear, so that the second gear does circular motion and is meshed with the toothed plate, the motion seat can move in the horizontal direction, and the rotation direction of the output end of the motor is controlled, so that the moving seat drives the lantern ring to do reciprocating motion in the horizontal direction, and further the outer surface of the pipe wall of the inner bin is wiped, thereby easily separating the dust on the wall of the inner bin pipe from the surface of the inner bin pipe, and then after the device is used for a long time and a large amount of dust is accumulated on the wall of the inner bin pipe, the cleaning work can be quickly and conveniently carried out on the outer surface of the wall of the inner bin pipe, meanwhile, the direct contact between a user and the outer surface of the pipe wall of the inner bin can be avoided, and the possibility of accidents is reduced, so that the safety of the device is improved, and the practicability of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic perspective view of the front view of the present invention.

Fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

Fig. 3 is a schematic perspective view of the present invention in a rear view.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

Description of reference numerals: 1. a furnace body; 2. an inner bin; 3. a waterwall assembly; 4. a toothed plate; 5. a kinematic seat; 6. a motor; 7. a movable shaft; 8. a first gear; 9. a rotating shaft; 10. a second gear; 11. a rod groove; 12. a limiting rod; 13. a spring; 14. a limiting sleeve; 15. a connecting plate; 16. a connecting rod; 17. a collar.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides a waste heat boiler fire hole water-cooled wall structure as shown in figures 1-4, which comprises a boiler body 1, an inner bin 2 is arranged inside the furnace body 1, a water-cooled wall component 3 is arranged inside the inner bin 2, a toothed plate 4 is fixedly connected to the top of the furnace body 1, a moving seat 5 is arranged at the top of the toothed plate 4, the moving seat 5 is arranged in an L shape, one end of the moving seat 5 is provided with a second gear 10, the second gear 10 is meshed with the toothed plate 4, a rotating shaft 9 is fixedly connected at the middle position of the second gear 10, one end of the rotating shaft 9 passes through the second gear 10 and is movably connected with the inner surface of the moving seat 5, the bottom of the motion seat 5 is fixedly connected with a connecting plate 15, one end of the connecting plate 15 close to the water wall component 3 is uniformly and fixedly connected with a plurality of connecting rods 16, one end of the lantern ring 17 close to the water wall component 3 is fixedly connected with a plurality of lantern rings 17.

Further, in the above technical solution, the top of the second gear 10 is engaged with the first gear 8, the middle position of the first gear 8 is fixedly connected with a movable shaft 7, one end of the movable shaft 7 passes through the first gear 8 and is movably connected with the inner surface of the movable seat 5, the outer surface of the moving seat 5 is provided with a motor 6, one end of the movable shaft 7 passes through the moving seat 5 and is fixedly connected with the output end of the motor 6, when a user turns on the motor 6, so that the output end of the motor 6 drives the movable shaft 7 to do circular motion, and further the first gear 8 does circular motion, and then engages with the second gear 10, so that the second gear 10 can make circular motion at a speed slower than the speed of the first gear 8, which in turn engages with the toothed plate 4, thus enabling the movement of the mobile seat 5 in a horizontal direction at a certain speed.

Further, in the above technical scheme, rod groove 11 has been seted up on the surface that furnace body 1 is located interior 2 tops of storehouse, the inside fixedly connected with gag lever post 12 of rod groove 11, the intermediate position department activity cover of gag lever post 12 outer peripheral face is equipped with stop collar 14, stop collar 14 is close to the one end of motion seat 5 and passes rod groove 11 and be connected with the fixed surface of motion seat 5, drives motion seat 5 when second gear 10 takes place the meshing effect with pinion rack 4 and moves, can only follow the outer peripheral face horizontal slip of gag lever post 12 through stop collar 14, and then has restricted the motion trail of motion seat 5 for motion seat 5 can be in the horizontal direction stationary motion.

Further, in above-mentioned technical scheme, the both sides of gag lever post 12 outer peripheral face all are provided with spring 13, one side that spring 13 kept away from each other all with the inner chamber face fixed connection of rod groove 11, drive stop collar 14 and be reciprocating motion on the horizontal direction when motion seat 5, and then take place to contradict with the spring 13 that corresponds the position, and then reduce the conflict power of stop collar 14 and rod groove 11 inner chamber face both sides through spring 13's resilience force, and then can reduce the conflict effect of lantern ring 17 and interior 2 both sides of storehouse.

Furthermore, in the above technical scheme, the inner wall of the lantern ring 17 is glued with a rubber pad, the surface of the rubber pad is provided with a plurality of groups of anti-skid lines, and the friction force between the inner surface of the lantern ring 17 and the outer surface of the pipe wall of the inner bin 2 is increased through the rubber pad glued on the inner wall of the lantern ring 17, so that the cleaning effect of the lantern ring 17 is improved.

The implementation mode is specifically as follows: in the actual use process, when a large amount of dust is accumulated on the outer surface of the pipe wall of the inner bin 2 and needs to be cleaned, the motor 6 is started, so that the output end of the motor 6 performs circular motion, the movable shaft 7 is driven to perform circular motion, the first gear 8 performs circular motion, the first gear 8 is meshed with the second gear 10 when rotating, the second gear 10 can perform circular motion, the second gear 10 performs circular motion at a speed slower than the rotating speed of the first gear 8 and then is meshed with the toothed plate 4, the movable seat 5 performs translational motion in the horizontal direction under the action and under the limiting action that the limiting sleeve 14 can only slide along the outer surface of the pipe wall of the inner bin 2, and the output end of the motor 6 is controlled to perform circular motion in opposite directions by controlling the output end of the motor 6 to perform circular motion, and then make motion seat 5 can be reciprocating motion at the horizontal direction, and then drive connecting plate 15 and be reciprocating motion at the horizontal direction, thereby drive lantern ring 17 and be reciprocating motion in the horizontal direction, thereby clean interior 2 pipe wall surfaces, make the attached dust on its surface break away from its surface, thereby convenient to use person's cleaning work, this embodiment has specifically solved among the prior art problem that exhaust-heat boiler furnace mouth water-cooling wall pipe wall surface also accumulates the dust and influences its absorption radiation heat problem speed.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and are not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a waste heat boiler fire door water-cooling wall structure, includes furnace body (1), its characterized in that: the furnace comprises a furnace body (1), an inner bin (2) is arranged inside the furnace body (1), a water-cooled wall assembly (3) is arranged inside the inner bin (2), a toothed plate (4) is fixedly connected to the top of the furnace body (1), a moving seat (5) is arranged at the top of the toothed plate (4), the moving seat (5) is arranged in an L shape, a second gear (10) is arranged at one end of the moving seat (5), the second gear (10) is meshed with the toothed plate (4), a rotating shaft (9) is fixedly connected to the middle position of the second gear (10), one end of the rotating shaft (9) penetrates through the second gear (10) and is movably connected with the inner surface of the moving seat (5), a connecting plate (15) is fixedly connected to the bottom of the moving seat (5), and a plurality of connecting rods (16) are uniformly and fixedly connected to one end, close to the water-cooled wall assembly (3), of the connecting plate (15), one end of the connecting rod (16) close to the water wall component (3) is fixedly connected with a plurality of lantern rings (17).

2. The waste heat boiler fire hole water-cooled wall structure of claim 1, characterized in that: the top meshing of second gear (10) has first gear (8), the intermediate position department fixedly connected with loose axle (7) of first gear (8), the one end of loose axle (7) is passed first gear (8) and is connected with the internal surface swing joint of motion seat (5).

3. The waste heat boiler fire hole water-cooled wall structure of claim 2, characterized in that: the outer surface mounting of motion seat (5) has motor (6), the one end of loose axle (7) pass motion seat (5) and with the output fixed connection of motor (6).

4. The waste heat boiler fire hole water-cooled wall structure of claim 1, characterized in that: the furnace body (1) is located the surface at interior storehouse (2) top and has seted up pole groove (11), the inside fixedly connected with gag lever post (12) of pole groove (11), the intermediate position department activity cover of gag lever post (12) outer peripheral face is equipped with stop collar (14), stop collar (14) are close to the one end of motion seat (5) and pass pole groove (11) and are connected with the fixed surface of motion seat (5).

5. The waste heat boiler fire hole water-cooled wall structure of claim 4, characterized in that: both sides of the outer peripheral surface of the limiting rod (12) are provided with springs (13), and one sides, far away from each other, of the springs (13) are fixedly connected with the inner cavity surface of the rod groove (11).

6. The waste heat boiler fire hole water-cooled wall structure of claim 1, characterized in that: the inner wall of the lantern ring (17) is glued with a rubber pad, and the surface of the rubber pad is provided with a plurality of groups of anti-skidding grains.