CN216716285U

CN216716285U - Spraying water-cooled wall

Info

Publication number: CN216716285U
Application number: CN202123415420.0U
Authority: CN
Inventors: 陆亚清; 徐燕; 许杰; 陆海斌
Original assignee: Wuxi Huadong Xifeng Boiler Technology Co ltd
Current assignee: Wuxi Huadong Xifeng Boiler Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-10
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a spray-coated water-cooled wall, which relates to the technical field of water-cooled walls and comprises a fixed plate, a supporting plate, a plurality of water-cooled tubes and a connecting plate, wherein the bottom of the fixed plate is provided with the supporting plate, the plurality of water-cooled tubes and the connecting plate are arranged between the fixed plate and the supporting plate and are distributed at intervals, and two sides of the connecting plate are respectively and fixedly connected with the middle part of one side of each water-cooled tube. According to the utility model, through the arrangement of the fixed plate and the support plate, the water-cooled wall is clamped between the fixed plate and the support plate, the water-cooled wall is arranged at a specified position through the fixed plate and the support plate, the screw rod is driven to rotate through rotating the rotating block, so that the movable block can be driven to slide up and down in the sliding groove, the sliding groove is driven to slide upwards until the movable block is accommodated in the movable block, and at the moment, the top ends of the plurality of water-cooled tubes are separated from the corresponding slots, so that the whole water-cooled wall can be separated from clamping, the water-cooled wall can be detached by lifting the water-cooled wall upwards, and the maintenance of workers is facilitated.

Description

Spraying water-cooled wall

Technical Field

The utility model relates to a water-cooled wall, in particular to a spray-coated water-cooled wall.

Background

The traditional boiler water-cooled wall is formed by welding pipes and flat steel in rows, the pipes do not have anti-abrasion and anti-corrosion measures, so that the pipes are easily abraded and corroded by high-temperature flue gas containing coal slag and dust in a hearth when the boiler runs, the pipes of the water-cooled wall are exploded, and the safe running of the boiler is seriously influenced; meanwhile, the existing water-cooled wall is generally and directly fixed and installed on the boiler through screws and the like, and is inconvenient to disassemble and inconvenient for later maintenance of workers.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a spray water-cooled wall to solve the problems in the background technology.

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

a spray coating water-cooled wall comprises a fixed plate, a supporting plate, a plurality of water-cooled tubes and a connecting plate, wherein the supporting plate is arranged at the bottom of the fixed plate, the plurality of water-cooled tubes and the connecting plate are arranged between the fixed plate and the supporting plate and are distributed alternately, two sides of the connecting plate are respectively and fixedly connected with the middle part of one side of each water-cooled tube, mounting plates are fixedly arranged at two sides of the fixed plate and two sides of the supporting plate respectively, a plurality of mounting holes are formed in the mounting plates in a penetrating manner, a sliding chute is formed in the bottom end of the fixed plate, a movable block is movably arranged in the sliding chute, the bottom end of the movable block extends to the bottom of the sliding chute, a threaded groove is formed in the middle part of the top end of the movable block, a screw rod matched with the threaded groove is movably arranged in the penetrating manner through a bearing in the inner wall of the top end of the sliding chute, a rotating block is fixedly arranged at the top end of the screw rod, and slots corresponding to the movable block one by one, and the top ends of the water-cooled tubes extend to the inside of the slot respectively, and the bottom ends of the water-cooled tubes penetrate through the supporting plate movably and extend to the bottom of the supporting plate.

As a further improvement of the scheme, the bottom of the movable block and the top of the supporting plate are fixedly provided with soft pads, and the soft pads are attached to the top or the bottom of the connecting plate.

As a further improvement of the scheme, a plurality of damping bulges are fixedly arranged on the outer side wall of the rotating block and distributed in an annular array.

As a further improvement of the scheme, limiting grooves are formed in the front side and the back inner wall two sides of the sliding groove, and limiting blocks matched with the limiting grooves are fixedly arranged on the front side and the back side of the movable block.

As a further improvement of the scheme, a protective layer is fixedly arranged on the inner wall of the slot and is connected with the water cooling pipe in a laminating mode.

As a further improvement of the scheme, protective layers are sprayed on the outer side walls of the water cooling pipes, and sealing plugs are movably arranged at the opening of the mounting holes.

The water cooling wall clamping device has the advantages that through the arrangement of the fixing plate and the supporting plate, the water cooling wall is clamped between the fixing plate and the supporting plate, the water cooling wall is arranged at a specified position through the fixing plate and the supporting plate, the screw rod is driven to rotate through rotating the rotating block, so that the movable block can be driven to slide up and down in the sliding groove, the sliding groove is driven to slide upwards until the movable block is accommodated in the movable block, the top ends of the plurality of water cooling pipes are separated from the corresponding slots, the whole water cooling wall can be separated from clamping, the water cooling wall can be detached by lifting the water cooling wall upwards, and convenience is brought to maintenance of workers; meanwhile, the protective layer is the nickel-based hard alloy coating, so that the high temperature resistance of the water-cooling pipes can be increased, the problems of abrasion and corrosion of the water-cooling wall of the boiler in the operation process are solved, the service life of the water-cooling wall of the boiler is prolonged, and the safe operation of the boiler is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure provided by the embodiments of the present invention;

FIG. 2 is a schematic view of a portion of a cross-sectional structure provided in accordance with an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a movable block according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a mounting plate provided in accordance with an embodiment of the present invention;

FIG. 5 is a schematic sectional view taken along line A-A of FIG. 1 according to an embodiment of the present invention.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Referring to fig. 1 to 5, in the present embodiment, a spray coating water wall includes a fixed plate 3, a support plate 4, a plurality of water-cooled tubes 1 and a connection plate 2, the bottom of the fixed plate 3 is provided with the support plate 4, a plurality of water-cooled tubes 1 and connection plates 2 are disposed between the fixed plate 3 and the support plate 4, the plurality of water-cooled tubes 1 and connection plates 2 are distributed at intervals, two sides of the connection plate 2 are respectively and fixedly connected with the middle of one side of the water-cooled tubes 1, two sides of the fixed plate 3 and the support plate 4 are both fixedly provided with mounting plates 10, the mounting plates 10 are provided with a plurality of mounting holes 11 in a penetrating manner, the bottom end of the fixed plate 3 is provided with a chute 5, the chute 5 is movably provided with a movable block 6 inside, the bottom end of the movable block 6 extends to the bottom of the chute 5, the middle of the top end of the movable block 6 is provided with a threaded groove 8, the inner wall of the top end of the chute 5 is movably provided with a lead screw 9 adapted to the threaded groove 8 through a bearing, the top end of the screw rod 9 is fixedly provided with a rotating block 12, the bottom end of the movable block 6 is provided with a plurality of slots 7 which are in one-to-one correspondence, the top ends of a plurality of water-cooled tubes 1 respectively extend into the slots 7, the bottom ends of a plurality of water-cooled tubes 1 movably penetrate through the supporting plate 4 and extend to the bottom of the supporting plate 4, the water-cooled wall is clamped between the fixed plate 3 and the supporting plate 4 through the arrangement of the fixed plate 3 and the supporting plate 4, the water-cooled wall is arranged at a designated position through the fixed plate 3 and the supporting plate 4, the screw rod 9 is driven to rotate through rotation of the rotating block 12, so that the movable block 6 can be driven to slide up and down in the sliding chute 5, the sliding chute 5 is made to slide upwards until the movable block 6 is taken into the movable block 6, the top ends of a plurality of water-cooled tubes 1 are separated from the corresponding slots 7, the whole water-cooled wall can be lifted to be separated from clamping, and the water-cooled wall can be disassembled upwards, is beneficial to the maintenance of the staff.

Further, the bottom of movable block 6 and the top of backup pad 4 are all fixed and are provided with cushion 17, and cushion 17 is connected with the top or the bottom laminating of connecting plate 2, spacing groove 15 has all been seted up to the front of spout 5 and back inner wall both sides, the front of movable block 6 and back both sides are all fixed and are provided with the stopper 16 with 15 looks adaptations of spacing groove, the equal spraying of lateral wall of water-cooled tube 1 is provided with protective layer 18, and through the setting of protective layer 18, protective layer 18 is nickel base carbide coating, can increase the high temperature resistance of a plurality of water-cooled tubes 1 to the problem of boiler water-cooled wall wearing and tearing and corruption in service has been solved, boiler water-cooled wall's life has been prolonged, ensures the safe operation of boiler, the opening part activity of mounting hole 11 is provided with sealing plug 19.

Secondly, the fixed a plurality of damping arch 14 that is provided with of lateral wall of commentaries on classics piece 12, and a plurality of damping arch 14 are annular array and distribute, the fixed protective layer 13 that is provided with of inner wall of slot 7, and protective layer 13 and water-cooled tube 1 laminating are connected, and protective layer 13 is made for soft rubber, can prevent that water-cooled tube 1 from being worn and torn by slot 7 inner wall.

The working principle is as follows:

1) when the water-cooled wall is disassembled, the rotating block 12 is rotated to drive the screw rod 9 to rotate, so that the movable block 6 can be driven to slide up and down in the sliding groove 5, the sliding groove 5 slides upwards, and the movable block 6 is retracted into the movable block 6;

2) at the moment, the top ends of the water-cooled tubes 1 are separated from the corresponding slots 7, so that the whole water-cooled wall can be separated from clamping connection, and the water-cooled wall can be detached by lifting the water-cooled wall upwards;

3) through the setting of protective layer 18, protective layer 18 is nickel base carbide coating, can increase the high temperature resistance of a plurality of water-cooling pipes 1 to solved the wearing and tearing of boiler water wall in service and the problem of corruption, prolonged the life of boiler water wall, ensured the safe operation of boiler.

The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but is capable of various modifications and changes without departing from the spirit and scope of the utility model, which are intended to be within the scope of the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A spray coating water-cooled wall is characterized by comprising a fixed plate, a supporting plate, a plurality of water-cooled tubes and a connecting plate, wherein the bottom of the fixed plate is provided with the supporting plate, the plurality of water-cooled tubes and the connecting plate are arranged between the fixed plate and the supporting plate and are distributed alternately, two sides of the connecting plate are respectively and fixedly connected with the middle part of one side of each water-cooled tube, mounting plates are fixedly arranged on two sides of the fixed plate and the supporting plate, a plurality of mounting holes are formed in the mounting plates in a penetrating manner, the bottom end of the fixed plate is provided with a sliding chute, a movable block is movably arranged in the sliding chute, the bottom end of the movable block extends to the bottom of the sliding chute, the middle part of the top end of the movable block is provided with a threaded groove, the inner wall of the top end of the sliding chute is movably provided with a lead screw matched with the threaded groove in a penetrating manner through a bearing, and the top end of the lead screw is fixedly provided with a rotating block, the bottom of movable block is seted up with a plurality of one-to-one slots, and inside a plurality of water-cooled tube's top extended to the slot respectively, a plurality of the bottom of water-cooled tube all activity runs through the backup pad to extend to the bottom of backup pad.

2. The spray coating water-cooled wall of claim 1, wherein cushions are fixedly arranged at the bottom ends of the movable blocks and the top ends of the supporting plates, and the cushions are attached to the top ends or the bottom ends of the connecting plates.

3. The spray water wall according to claim 2, wherein a plurality of damping protrusions are fixedly arranged on the outer side wall of the rotary block, and the plurality of damping protrusions are distributed in an annular array.

4. The spray coating water-cooled wall according to claim 3, wherein both sides of the front and back inner walls of the sliding groove are provided with limiting grooves, and both sides of the front and back of the movable block are fixedly provided with limiting blocks matched with the limiting grooves.

5. The spray-coated water-cooled wall according to claim 4, wherein a protective layer is fixedly arranged on the inner wall of the slot and is in fit connection with the water-cooled tube.

6. The sprayed water-cooled wall according to claim 5, wherein the outer side walls of the water-cooled tubes are sprayed with protective layers, and sealing plugs are movably arranged at openings of the mounting holes.