阅读说明：本技术 一种用于电站锅炉的降温装置 (Cooling device for power station boiler ) 是由 何水英 于 2021-06-21 设计创作，主要内容包括：本发明涉及了电厂发电领域,具体为一种用于电站锅炉的降温装置,包括锅炉以及降温装置,锅炉上方安装有降温装置,降温装置包括限位环,限位环内侧开设有转动槽,转动槽内开设有限位槽一,限位环内安装有固定环,固定环上下对称安装有转动块,限位环上端面上下对称开设有滑动槽,滑动槽内开设有限位槽二,滑动槽内安装有滑动块,滑动块侧面安装有弹簧一；有益效果为：本发明提出一种用于电站锅炉的降温装置对传统的电站锅炉进行结构优化,使其可以更加高效的运行。(The invention relates to the field of power generation of a power plant, in particular to a cooling device for a power station boiler, which comprises a boiler and the cooling device, wherein the cooling device is arranged above the boiler and comprises a limiting ring, a rotating groove is formed in the inner side of the limiting ring, a first limiting groove is formed in the rotating groove, a fixing ring is arranged in the limiting ring, rotating blocks are symmetrically arranged on the fixing ring in the vertical direction, sliding grooves are symmetrically formed in the upper end surface of the limiting ring in the vertical direction, a second limiting groove is formed in the sliding groove, a sliding block is arranged in the sliding groove, and a first spring is arranged on the side surface of the sliding block; the beneficial effects are that: the invention provides a cooling device for a power station boiler, which is used for carrying out structural optimization on the traditional power station boiler so that the traditional power station boiler can operate more efficiently.)

1. A heat sink for utility boilers, including boiler (1) and heat sink (2), its characterized in that: the cooling device (2) is installed above the boiler (1), the cooling device (2) comprises a limiting ring (3), a rotating groove (22) is formed in the inner side of the limiting ring (3), a first limiting groove (23) is formed in the rotating groove (22), a fixing ring (6) is installed in the limiting ring (3), rotating blocks (24) are installed on the fixing ring (6) in a vertical symmetrical mode, sliding grooves (25) are formed in the upper end face of the fixing ring (6) in a vertical symmetrical mode, a second limiting groove (26) is formed in the sliding grooves (25), sliding blocks (27) are installed in the sliding grooves (25), a first spring (28) is installed on the side face of each sliding block (27), a connecting shaft (7) is installed on the upper end face of the fixing ring (6), a clamping block (18) is installed on the other end of the connecting shaft (7), a fixing shell (4) is installed on the outer side of the clamping block (18), a first protection block (5) is installed on the outer side of the fixing shell (4), protection piece two (21) is installed in set casing (4) outside, install extension spring (19) in set casing (4), install compression spring (20) in set casing (4), flexible piece (16) are installed at set casing (4) center, boss (17) are installed to flexible piece (16) longitudinal symmetry, hanger (15) are installed to flexible piece (16) longitudinal symmetry, telescopic shaft one (8) and telescopic shaft two (10) are installed in flexible piece (16) outside, hanging groove (13) have been seted up in telescopic shaft one (8) and telescopic shaft two (10), cuboid groove (14) are installed in hanging groove (13), splice groove (11) have been seted up to telescopic shaft one (8) medial surface, disc (12) are installed to telescopic shaft two (10) inboard, spring two (9) are installed to disc (12) top.

2. A cooling device for a utility boiler according to claim 1, characterized in that: the utility model discloses a boiler, including boiler (1), spacing ring (3), sliding block (27), boiler (1) up end face circular slot, spacing ring (3) are the semicircular ring structure of symmetric distribution, and the symmetry has been seted up on spacing ring (3) and has been broken away from the groove, rotates the semicircular ring structure that groove (22) are symmetric distribution.

3. A cooling device for a utility boiler according to claim 1, characterized in that: the first limiting groove (23) is of a symmetrical semicircular ring structure, the fixing ring (6) is of a symmetrical distribution semicircular cylinder structure, the rotating block (24) is of a T-shaped cylinder structure in a tangent plane, the rotating block (24) is in sliding fit with the rotating groove (22), the rotating block (24) is matched with the first limiting groove (23), and the rotating block (24) is separated from the groove on the limiting ring (3).

4. A cooling device for a utility boiler according to claim 1, characterized in that: the sliding groove (25) is of a cuboid structure, the second limiting groove (26) is of a cuboid structure, the sliding block (27) is of a cross-shaped cylinder structure, the sliding block (27) is in sliding fit with the sliding groove (25), the sliding block (27) is in sliding fit with the second limiting groove (26), the first spring (28) is fixedly connected with the sliding block (27), and the first spring (28) is fixedly connected with the sliding groove (25).

5. A cooling device for a utility boiler according to claim 1, characterized in that: connecting axle (7) are the cylinder structure, connecting axle (7) and solid fixed ring (6) fixed connection, and joint piece (18) are arc quadrangular structure, have seted up the joint groove on joint piece (18), and set casing (4) are the halfcylinder structure of symmetry, and set casing (4) inside is equipped with the inner chamber, and the inside inner chamber of set casing (4) cooperates with joint piece (18), and the joint groove has been seted up to joint piece (18) inboard, protection piece (5) and set casing (4) fixed connection.

6. A cooling device for a utility boiler according to claim 1, characterized in that: the sliding groove is formed in the first protection block (5), the second protection block (21) is fixedly connected with the fixed shell (4), the sliding groove is formed in the second protection block (21), the rotating groove is formed in the second protection block (21) and is in rotating fit with the connecting shaft (7), and the extension spring (19) is fixedly connected with the inner cavity of the fixed shell (4).

7. A cooling device for a utility boiler according to claim 1, characterized in that: extension spring (19) and joint piece (18) fixed connection, compression spring (20) and set casing (4) inside inner chamber fixed connection, compression spring (20) and joint piece (18) fixed connection, flexible piece (16) and set casing (4) sliding fit, boss (17) in flexible piece (16) fixed connection, joint groove cooperation on boss (17) and joint piece (18), sliding groove sliding fit on boss (17) and protection piece (5), sliding groove sliding fit on boss (17) and protection piece two (21).

8. A cooling device for a utility boiler according to claim 1, characterized in that: hanging piece (15) are the cylinder structure of tangent plane for the T type, and telescopic shaft (8) are the semicircle ring structure, and telescopic block (16) and telescopic shaft (8) sliding fit, hang groove (13) and be the cuboid structure, hang groove (13) and hanging piece (15) sliding fit, cuboid groove (14) and hanging piece (15) sliding fit, and concatenation groove (11) are the half-ring structure, and concatenation groove (11) and disc (12) cooperation, disc (12) and two (10) fixed connection of telescopic shaft, two (9) and disc (12) fixed connection of spring.

Technical Field

The invention relates to the field of power generation of power plants, in particular to a cooling device for a power station boiler.

Background

A power station boiler, also called a power plant boiler, refers to a medium-large boiler providing a specified amount and quality of steam to a steam turbine in a power plant, one of the main thermal devices of a thermal power plant is often matched with a steam turbine generator set with a certain capacity, and is mainly used for power generation, but can also be used for external heat supply in some special occasions, generally, the evaporation capacity is large, steam parameters (steam temperature and steam pressure) are high, a whole set of auxiliary equipment is needed, a chamber combustion furnace chamber is needed to be configured, various fuels (coal powder, crude oil or heavy oil, blast furnace gas or coke oven gas) can be combusted, the structure is complex, the efficiency is high, and the efficiency can reach about 85-93% mostly, and the requirements on the operation management level, the mechanization degree and the automatic control technology are quite high. In the prior art, a power station boiler mostly adopts a forced ventilation mode, which can cause certain energy waste; to this end, the present invention provides a cooling device for utility boilers to solve the above problems.

Disclosure of Invention

The invention aims to provide a cooling device for a power station boiler, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a cooling device for a power station boiler comprises a boiler and the cooling device, wherein the cooling device is installed above the boiler and comprises a limiting ring, a rotating groove is formed in the inner side of the limiting ring, a first limiting groove is formed in the rotating groove, a fixing ring is installed in the limiting ring, rotating blocks are symmetrically installed on the fixing ring in the vertical direction, sliding grooves are symmetrically formed in the upper end face of the fixing ring in the vertical direction, a second limiting groove is formed in the sliding groove, a sliding block is installed in the sliding groove, a first spring is installed on the side face of the sliding block, a connecting shaft is installed on the upper end face of the fixing ring, a clamping block is installed at the other end of the connecting shaft, a fixing shell is installed on the outer side of the clamping block, a first protection block is installed on the outer side of the fixing shell, a second protection block is installed on the outer side of the fixing shell, an extension spring is installed in the fixing shell, a compression spring is installed in the center of the fixing shell, and bosses are symmetrically installed on the telescopic block in the vertical direction, the hanging blocks are symmetrically arranged on the upper side and the lower side of the telescopic block, a first telescopic shaft and a second telescopic shaft are arranged on the outer side of the telescopic block, hanging grooves are formed in the first telescopic shaft and the second telescopic shaft, a cuboid groove is formed in each hanging groove, splicing grooves are formed in the end faces of the inner sides of the first telescopic shaft, discs are arranged on the inner sides of the second telescopic shaft, and a second spring is arranged above each disc.

Preferably, the annular groove has been seted up to the boiler up end, and boiler up end annular groove and sliding block cooperation, spacing ring are the semicircular ring structure of symmetric distribution, and the symmetry has been seted up on the spacing ring and has been disengaged the groove, rotates the semicircular ring structure that the groove is symmetric distribution.

Preferably, the first limiting groove is a symmetrical semicircular ring structure, the fixing ring is a symmetrically distributed semicircular cylinder structure, the rotating block is a T-shaped cylinder structure with a tangent plane, the rotating block is in sliding fit with the first limiting groove and is matched with the first limiting groove, and the rotating block is separated from the first limiting groove and is matched with the limiting ring.

Preferably, the sliding groove is of a cuboid structure, the second limiting groove is of a cuboid structure, the sliding block is of a cross-shaped cylinder structure, the sliding block is in sliding fit with the sliding groove, the sliding block is in sliding fit with the second limiting groove, the first spring is fixedly connected with the sliding block, and the first spring is fixedly connected with the sliding groove.

Preferably, the connecting axle is the cylinder structure, connecting axle and solid fixed ring fixed connection, and the joint piece is arc quadrangular structure, has seted up the joint groove on the joint piece, and the set casing is the halfcylinder structure of symmetry, the inside inner chamber that is equipped with of set casing, the inside inner chamber of set casing and the cooperation of joint piece, the joint groove has been seted up to joint piece inboard, protection piece one and set casing fixed connection.

Preferably, the first protection block is provided with a sliding groove, the second protection block is fixedly connected with the fixed shell, the second protection block is provided with a sliding groove, the second protection block is provided with a rotating groove which is in rotating fit with the connecting shaft, and the extension spring is fixedly connected with the inner cavity inside the fixed shell.

Preferably, extension spring and joint piece fixed connection, compression spring and the inside inner chamber fixed connection of set casing, compression spring and joint piece fixed connection, flexible piece and set casing sliding fit, boss in flexible piece fixed connection, joint groove cooperation on boss and the joint piece, sliding groove sliding fit on boss and the protection piece one, sliding groove sliding fit on boss and the protection piece two.

Preferably, the hanging block is a cylinder structure with a T-shaped section, the first telescopic shaft is of a semicircular ring structure, the telescopic block is in sliding fit with the first telescopic shaft, the hanging groove is of a cuboid structure, the hanging groove is in sliding fit with the hanging block, the cuboid groove is in sliding fit with the hanging block, the splicing groove is of a semicircular structure, the splicing groove is in fit with the disc, the disc is fixedly connected with the second telescopic shaft, and the second spring is fixedly connected with the disc.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides a cooling device for a power station boiler, which is used for carrying out structural optimization on the traditional power station boiler, and realizes the purposes of pushing the telescopic block to stretch and drive the device to operate by increasing the temperature and the pressure in a container.

2. The invention provides a cooling device for a power station boiler, which is used for carrying out structural optimization on the traditional power station boiler, realizing the separation of a limiting ring and a fixing ring by the operation of the device, and simultaneously pulling the limiting ring and the fixing ring open for cooling and depressurization by the expansion of a spring I.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a cooling device according to the present invention;

FIG. 3 is a schematic view of the structure of the fixing housing of the present invention;

FIG. 4 is a schematic view of a stop collar according to the present invention.

In the figure: (ii) a 1. A boiler; 2. a cooling device; 3. a limiting ring; 4. a stationary case; 5. a first protection block; 6. a fixing ring; 7. a connecting shaft; 8. a first telescopic shaft; 9. a second spring; 10. a second telescopic shaft; 11. splicing grooves; 12. a disc; 13. hanging a groove; 14. a rectangular parallelepiped trough; 15. hanging blocks; 16. a telescopic block; 17. a boss; 18. a clamping block; 19. an extension spring; 20. a compression spring; 21. a second protection block; 22. a rotating groove; 23. a first limiting groove; 24. rotating the block; 25. a sliding groove; 26. a second limiting groove; 27. a slider; 28. and a first spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a cooling device for a power station boiler comprises a boiler 1, wherein an annular groove is formed in the upper end face of the boiler 1, the annular groove in the upper end face of the boiler 1 is matched with a sliding block 27, the boiler 1 and the cooling device 2 are arranged, the cooling device 2 is arranged above the boiler 1, the cooling device 2 comprises a limiting ring 3, the limiting ring 3 is a semicircular ring structure which is symmetrically distributed, a separation groove is symmetrically formed in the limiting ring 3, a rotating groove 22 is formed in the inner side of the limiting ring 3, the rotating groove 22 is a semicircular ring structure which is symmetrically distributed, a limiting groove I23 is formed in the rotating groove 22, the limiting groove I23 is a symmetrical semicircular ring structure, a fixing ring 6 is arranged in the limiting ring 3, the fixing ring 6 is a semicircular cylinder structure which is symmetrically distributed, rotating blocks 24 are symmetrically arranged above and below the fixing ring 6, the rotating blocks 24 are T-shaped cylinder structures with cut faces, the rotating blocks 24 are in sliding fit with the rotating groove 22, the rotating blocks 24 are matched with the limiting groove I23, the rotating block 24 is separated from the groove fit with the limiting ring 3, the upper end face of the fixing ring 6 is provided with sliding grooves 25 in a vertically symmetrical mode, the sliding grooves 25 are of a cuboid structure, the limiting groove II 26 is formed in the sliding grooves 25, the limiting groove II 26 is of a cuboid structure, sliding blocks 27 are installed in the sliding grooves 25, the sliding blocks 27 are of a cross-shaped cylinder structure, the sliding blocks 27 are in sliding fit with the sliding grooves 25, the sliding blocks 27 are in sliding fit with the limiting groove II 26, the side faces of the sliding blocks 27 are provided with first springs 28, the first springs 28 are fixedly connected with the sliding blocks 27, and the first springs 28 are fixedly connected with the sliding grooves 25.

The upper end surface of the fixed ring 6 is provided with a connecting shaft 7, the connecting shaft 7 is in a cylindrical structure, the connecting shaft 7 is fixedly connected with the fixed ring 6, the other end of the connecting shaft 7 is provided with a clamping block 18, the clamping block 18 is in an arc quadrangular prism structure, a clamping groove is formed in the clamping block 18, the outer side of the clamping block 18 is provided with a fixed shell 4, the fixed shell 4 is in a symmetrical semicircular cylinder structure, the inner part of the fixed shell 4 is provided with an inner cavity, the inner cavity of the fixed shell 4 is matched with the clamping block 18, the inner side of the clamping block 18 is provided with a clamping groove, the outer side of the fixed shell 4 is provided with a protection block I5, the protection block I5 is fixedly connected with the fixed shell 4, the protection block I5 is provided with a sliding groove, the outer side of the fixed shell 4 is provided with a protection block II 21, the protection block II 21 is provided with a sliding groove, the protection block II 21 is provided with a rotating groove, the rotating groove on the protection block II 21 is rotatably matched with the connecting shaft 7, an extension spring 19 is arranged in the fixed shell 4, the extension spring 19 is fixedly connected with an inner cavity in the fixed shell 4, the extension spring 19 is fixedly connected with a clamping block 18, a compression spring 20 is arranged in the fixed shell 4, the compression spring 20 is fixedly connected with the inner cavity in the fixed shell 4, the compression spring 20 is fixedly connected with the clamping block 18, a telescopic block 16 is arranged in the center of the fixed shell 4, the telescopic block 16 is in sliding fit with the fixed shell 4, bosses 17 are symmetrically arranged on the upper part and the lower part of the telescopic block 16, the bosses 17 are fixedly connected with the telescopic block 16, the bosses 17 are matched with clamping grooves in the clamping block 18, the bosses 17 are in sliding fit with sliding grooves in the first protection block 5, the bosses 17 are in sliding fit with sliding grooves in the second protection block 21, hanging blocks 15 are symmetrically arranged on the upper part and the lower part of the telescopic block 16, the hanging blocks 15 are in a cylindrical structure with a T-shaped section, a first telescopic shaft 8 and a second telescopic shaft 10 are arranged on the outer side of the telescopic block 16, and the first telescopic shaft 8 is in a semicircular structure, expansion block 16 and first 8 sliding fit of telescopic shaft, hang groove 13 has been seted up in first 8 of telescopic shaft and the two 10 of telescopic shaft, hang groove 13 is the cuboid structure, hang groove 13 and 15 sliding fit of hanging block, install cuboid groove 14 in hanging groove 13, cuboid groove 14 and 15 sliding fit of hanging block, splice groove 11 has been seted up to first 8 medial surface of telescopic shaft, splice groove 11 is the semi-annular structure, splice groove 11 and disc 12 cooperation, disc 12 and two 10 fixed connection of telescopic shaft, disc 12 is installed to two 10 inboards of telescopic shaft, disc 12 installs two springs 9 in the top, two springs 9 and disc 12 fixed connection.

The working principle is as follows: when the boiler cooling device works, the boiler 1 is connected with the cooling device 2 by matching the annular groove on the upper end face of the boiler 1 with the sliding block 27, the rotating block 24 is in sliding fit with the rotating groove 22 and the rotating block 24 is matched with the first limiting groove 23, the fixed ring 6 rotates in the first limiting ring 3 and cannot be separated, the rotating block 24 is separated from the groove on the first limiting ring 3 by separating the rotating block 24 from the groove on the first limiting ring 3, the two halves of the first limiting ring 3 and the fixed ring 6 are separated, the sliding block 27 is in sliding fit with the sliding groove 25 and the sliding block 27 is in sliding fit with the second limiting groove 26, the sliding block 27 is fixed on the annular groove on the upper end face of the boiler 1 through the expansion and contraction of the first spring 28 to completely separate the first limiting ring 3 and the fixed ring 6, the inner cavity in the fixed shell 4 is matched with the clamping block 18, the clamping block 18 rotates in the inner cavity in the fixed shell 4, and the rotating fit of the connecting shaft 7 is realized by using the rotating groove on the second protective block 21, realize connecting axle 7 and rotate on protection piece two 21, utilize flexible piece 16 and set casing 4 sliding fit, realize that flexible piece 16 slides in set casing 4, utilize boss 17 and the cooperation of joint groove on joint piece 18, realize that boss 17 fixes joint piece 18, utilize boss 17 and protection piece one 5 to go up sliding groove sliding fit, realize that boss 17 slides into protection piece one 5, utilize boss 17 and the cooperation of sliding groove sliding fit on protection piece two 21, realize boss 17 roll-off protection piece two 21, utilize flexible piece 16 and the first 8 sliding fit of telescopic shaft, realize flexible piece 16 and stretch out and draw back in telescopic shaft one 8, the container internal gas temperature rises the increase pressure and draws back flexible piece 16, utilize extension spring 19 and compression spring 20's flexible, realize that joint piece 18 is rotatory, spacing ring 3 and solid fixed ring 6 separate thoroughly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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.