CN212901465U

CN212901465U - Boiler platen superheater for large power station

Info

Publication number: CN212901465U
Application number: CN202021724071.3U
Authority: CN
Inventors: 朱帅衡
Original assignee: Jiangsu Hengding New Energy Technology Co ltd
Current assignee: Jiangsu Hengding New Energy Technology Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-04-06
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a large-scale boiler platen superheater for power station, including U-shaped nest of tubes, inlet tube and outlet pipe, the inlet tube is installed to U-shaped nest of tubes input, the outlet pipe is installed to U-shaped nest of tubes output, leading filter has been concatenated to inlet tube one side, U-shaped nest of tubes bottom surface bolt installs the layer board, buffer gear is all installed to layer board bottom surface both sides, the bottom plate is installed to the buffer gear bottom, the through-hole has all been seted up to the bottom plate both sides, layer board bottom surface mounting has waterproof organ cover. The utility model discloses a buffer gear can be linked into a whole with layer board and bottom plate to can provide certain buffering for the layer board, so that reduce boiler platen superheater and take place to rock when receiving updraft, improve the safe in utilization of U-shaped nest of tubes, and leading-in filter can play again and filter leading-in U-shaped nest of tubes running water, prevent that the sewage from blockking up U-shaped nest of tubes effect in the running water.

Description

Boiler platen superheater for large power station

Technical Field

The utility model relates to a large-scale for the power plant boiler technical field specifically is a large-scale for the power plant boiler platen superheater.

Background

The platen superheater is also commonly called a semi-radiation superheater and refers to a heating surface which is arranged at the upper part of a hearth or a smoke window at the outlet of the hearth and is used for receiving direct radiation heat in the furnace and absorbing convection heat of smoke. A large distance is kept between two adjacent screens of the screen type superheater, so that the effects of reducing the temperature of the flue gas at the outlet of the hearth and slag condensation can be achieved, and slag bonding on the rear heating surface can be prevented. Meanwhile, the heat exchanger is also a main component of the heating surface of the modern large boiler superheater.

When using, the existing boiler platen superheater is not provided with a buffering effect, so that the boiler platen superheater is easily shaken when receiving ascending air flow, a fixing piece is further caused to be loosened, the potential safety hazard is further caused, the existing boiler platen superheater is not provided with a filtering function at the water inlet end, and partial dirt is easily caused to enter the boiler platen superheater, and then the U-shaped pipe set is blocked.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale for power station boiler platen superheater to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a boiler screen type superheater for a large power station comprises a U-shaped pipe set, a water inlet pipe and a water outlet pipe, wherein the water inlet pipe is installed at the input end of the U-shaped pipe set, the water outlet pipe is installed at the output end of the U-shaped pipe set, a pre-filter is connected to one side of the water inlet pipe in series, a supporting plate is installed on the surface of the bottom of the U-shaped pipe set through a bolt, buffer mechanisms are installed on two sides of the surface of the bottom of the supporting plate, a bottom plate is installed at the bottom of each buffer mechanism, through holes are formed in two sides of the bottom plate, a waterproof organ cover is installed on the surface of the bottom of the supporting plate, a hanging rod is inserted into the surface of each through hole, a first nut is rotatably installed at the bottom end of the hanging rod, a limiting plate is inserted into the top of the hanging rod, a second nut is rotatably, the safety of U-shaped tube group's use has been improved to leading-in U-shaped tube group running water can be played again to the prefilter, prevents that the dirt from blockking up U-shaped tube group in the running water.

Furthermore, buffer gear comprises damping spring ware, first connecting plate and second connecting plate, first connecting plate passes through the damping spring ware and links to each other with the second connecting plate, the damping spring ware specifically is equipped with a plurality of groups to can make the damping spring ware install respectively on layer board and bottom plate through first connecting plate and second connecting plate, and then can make and provide certain buffering for the layer board under the effect of damping spring ware, so that reduce boiler screen type over heater and take place to rock when receiving updraft, improved the safety in utilization of U-shaped nest of tubes.

Furthermore, the bottom of the waterproof organ cover is connected with the top surface of the bottom plate, and the buffer mechanism is located in the inner cavity of the waterproof organ cover, so that internal equipment of the buffer mechanism can be protected through the waterproof organ cover, corrosion of the buffer mechanism is reduced, and the service life of the buffer mechanism is prolonged.

Furthermore, the first nuts are specifically provided with two groups, and the two groups of first nuts are respectively positioned on the upper surface and the lower surface of the base plate, so that the suspender can be installed and connected with the base plate through the through hole by rotating the first nuts.

Further, the second nut is located limiting plate top surface, the second nut is the same with first nut size and specification to can install the jib top on the limiting plate through the second nut, can be again according to the nimble regulation jib of demand in the limiting plate position, and then play the position of adjusting the U-shaped nest of tubes.

Further, the welding of limiting plate one side has the mount, limiting plate and mount all adopt section steel material preparation to form to can form through section steel material preparation can provide the support to the jib at limiting plate and mount, and then for U-shaped nest of tubes provides the installation basis, can improve automatic life again.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

(1) the utility model can play a role of filtering the running water led into the U-shaped tube group through the pre-filter, prevent the dirt in the running water from blocking the U-shaped tube group, improve the safety of the U-shaped tube group, provide installation support for the U-shaped tube group through the supporting plate, connect the supporting plate and the bottom plate into a whole through the buffer mechanism, because the buffer mechanism adopts the damping spring device, the first connecting plate and the second connecting plate, and the first connecting plate is connected with the second connecting plate through the damping spring device, and the damping spring device is provided with a plurality of groups, thereby the damping spring device can be respectively installed on the supporting plate and the bottom plate through the first connecting plate and the second connecting plate, further, the damping spring device can provide certain buffer for the supporting plate under the effect of the damping spring device, so as to reduce the shaking of the boiler screen type superheater when receiving the ascending air flow, the use safety of the U-shaped pipe group is improved.

(2) The utility model discloses a waterproof organ cover, can protect the inside equipment of buffer gear, and then reduced the buffer gear corruption, buffer gear's life has been improved, through rotating first nut, can link to each other jib through-hole and bottom plate installation, through the second nut, can install the jib top on the limiting plate, can be again according to the nimble regulation jib of demand in the limiting plate position, and then play the position of adjusting the U-shaped nest of tubes, because limiting plate and mount all adopt the shaped steel material preparation to form, thereby can provide the support at limiting plate and mount through what shaped steel material preparation formed, and then for the U-shaped nest of tubes provides the installation basis, can improve automatic life again.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic view of the top structure of the bottom plate of the present invention;

fig. 4 is a schematic view of the structure of part a of the present invention;

in the figure: 1. a U-shaped tube group; 2. a water inlet pipe; 3. a water outlet pipe; 4. a pre-filter; 5. a support plate; 6. a buffer mechanism; 7. a base plate; 701. a through hole; 8. a waterproof organ cover; 9. a boom; 10. a first nut; 11. a limiting plate; 12. a second nut; 13. a fixing frame.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a large-scale power station boiler screen type superheater comprises a U-shaped pipe group 1, a water inlet pipe 2 and a water outlet pipe 3, wherein the water inlet pipe 2 is installed at the input end of the U-shaped pipe group 1, the water outlet pipe 3 is installed at the output end of the U-shaped pipe group 1, a pre-filter 4 is connected to one side of the water inlet pipe 2 in series, a supporting plate 5 is installed on the surface of the bottom of the U-shaped pipe group 1 through bolts, buffer mechanisms 6 are installed on two sides of the bottom surface of the supporting plate 5, a bottom plate 7 is installed at the bottom of the buffer mechanisms 6, through holes 701 are formed in two sides of the bottom plate 7, a waterproof organ cover 8 is installed on the bottom surface of the supporting plate 5, a hanging rod 9 is inserted into the surface of the through holes 701, a first nut 10 is installed at the bottom end of the hanging rod 9 in a rotating manner, a limiting, thereby can provide certain buffering for layer board 5 to it rocks to reduce boiler platen superheater and take place when receiving updraft, has improved U-shaped nest of tubes's safety in utilization, and leading-in filter 4 can play again and filter leading-in U-shaped nest of tubes 1 running water, prevents that the running water filth from blockking up U-shaped nest of tubes 1.

Buffer gear 6 comprises damping spring ware, first connecting plate and second connecting plate, first connecting plate passes through the damping spring ware and links to each other with the second connecting plate, the damping spring ware specifically is equipped with a plurality of groups to can make the damping spring ware install respectively on layer board 5 and bottom plate 7 through first connecting plate and second connecting plate, and then can make and provide certain buffering for layer board 5 under the effect of damping spring ware, so that reduce boiler screen type over heater and take place to rock when receiving updraft, improved U-shaped nest of tubes 1's safety in utilization.

The bottom of the waterproof organ cover 8 is connected with the top surface of the bottom plate 7, and the buffer mechanism 6 is located in the inner cavity of the waterproof organ cover 8, so that internal equipment of the buffer mechanism 6 can be protected through the waterproof organ cover 8, corrosion of the buffer mechanism 6 is reduced, and the service life of the buffer mechanism 6 is prolonged.

The first nuts 10 are specifically provided with two groups, and the two groups of first nuts 10 are respectively positioned on the upper surface and the lower surface of the bottom plate 7, so that the hanger rod 9 can be installed and connected with the bottom plate 7 through the through hole 701 by rotating the first nuts 10.

Second nut 12 is located 11 top surfaces of limiting plate, second nut 12 is the same with the big or small specification of first nut 10 to can install jib 9 top on limiting plate 11 through second nut 12, can be again according to the nimble regulation jib 9 of demand in limiting plate 11 position, and then play the position of adjusting U-shaped pipe group 1.

Limiting plate 11 one side welding has mount 13, limiting plate 11 and mount 13 all adopt section steel material preparation to form to can form through section steel material preparation can provide the support to jib 9 at limiting plate 11 and mount 13, and then for U-shaped nest of tubes 1 provides the installation basis, can improve automatic life again.

The utility model discloses a theory of operation: during operation, the water inlet pipe 2 is arranged at the input end of the U-shaped pipe group 1, the water outlet pipe 3 is arranged at the output end of the U-shaped pipe group 1, so that the water inlet pipe 2 is externally connected with a water supply pipeline, tap water can be guided into the U-shaped pipe group 1, the U-shaped pipe group 1 can be heated by hot air flow of a boiler, the boiler can be heated, the heated tap water can be guided out of the U-shaped pipe group 1 through the water outlet pipe 3, the later utilization of a user can be facilitated, the effect of filtering the tap water guided into the U-shaped pipe group 1 can be achieved by connecting the pre-filter 4 in series at one side of the water inlet pipe 2, the U-shaped pipe group 1 is prevented from being blocked by dirt in the tap water, the use safety of the U-shaped pipe group 1 is improved, the supporting plate 5 is arranged on the surface of the bottom of the, because the two sides of the bottom surface of the supporting plate 5 are both provided with the buffer mechanisms 6, and the bottom of the buffer mechanisms 6 is provided with the bottom plate 7, the supporting plate 5 and the bottom plate 7 can be connected into a whole through the buffer mechanisms 6, because the buffer mechanisms 6 are composed of the damping spring devices, the first connecting plate and the second connecting plate, the first connecting plate is connected with the second connecting plate through the damping spring devices, and meanwhile, the damping spring devices are provided with a plurality of groups, the damping spring devices can be respectively arranged on the supporting plate 5 and the bottom plate 7 through the first connecting plate and the second connecting plate, and further, certain buffer can be provided for the supporting plate 5 under the action of the damping spring devices, so that the shaking of the boiler screen type superheater when the boiler is subjected to ascending air flow is reduced, the use safety of the U-shaped pipe group 1 is improved, through the waterproof organ cover 8 arranged on the bottom surface of the supporting plate 5, and the bottom of the, meanwhile, the buffer mechanism 6 is positioned in the inner cavity of the waterproof organ cover 8, so that the internal equipment of the buffer mechanism 6 can be protected through the waterproof organ cover 8, the corrosion of the buffer mechanism 6 is reduced, the service life of the buffer mechanism 6 is prolonged, the through hole 701 is formed on both sides of the bottom plate 7, the suspender 9 is inserted on the surface of the through hole 701, two groups of first nuts 10 are rotatably installed at the bottom end of the suspender 9, and the two groups of first nuts 10 are respectively positioned on the upper surface and the lower surface of the bottom plate 7, so that the suspender 9 can be connected with the bottom plate 7 through the through hole 701 by rotating the first nuts 10, because the top of the suspender 9 is inserted with the limiting plate 11, the top of the suspender 9 is rotatably installed with the second nut 12, the second nut 12 is positioned on the top surface of the limiting plate 11, and the second nut 12 has the same size and specification as the first nut 10, so that the top end of the, the position of the adjusting suspender 9 at the limiting plate 11 can be flexibly adjusted according to requirements, the position of the U-shaped pipe group 1 is adjusted, the fixing frame 13 is welded on one side of the limiting plate 11, the limiting plate 11 and the fixing frame 13 are made of steel materials, the suspender 9 can be supported by the limiting plate 11 and the fixing frame 13 which are made of steel materials, the installation foundation is further provided for the U-shaped pipe group 1, and the service life of the U-shaped pipe group can be prolonged automatically.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a large-scale boiler platen superheater for power station, includes U-shaped nest of tubes (1), inlet tube (2) and outlet pipe (3), inlet tube (2) are installed to U-shaped nest of tubes (1) input, outlet pipe (3), its characterized in that are installed to U-shaped nest of tubes (1) output: leading filter (4) has been concatenated to inlet tube (2) one side, U-shaped nest of tubes (1) bottom surface bolt installs layer board (5), buffer gear (6) are all installed to layer board (5) bottom surface both sides, bottom plate (7) are installed to buffer gear (6) bottom, through-hole (701) have all been seted up to bottom plate (7) both sides, layer board (5) bottom surface mounting has waterproof organ cover (8), through-hole (701) surface is pegged graft and is had jib (9), jib (9) bottom is rotated and is installed first nut (10), jib (9) top is pegged graft and is had limiting plate (11), jib (9) top is rotated and is installed second nut (12).

2. The platen superheater for the large power plant boiler of claim 1, wherein: the buffer mechanism (6) is composed of a damping spring device, a first connecting plate and a second connecting plate, the first connecting plate is connected with the second connecting plate through the damping spring device, and the damping spring device is specifically provided with a plurality of groups.

3. The platen superheater for the large power plant boiler of claim 1, wherein: the bottom of the waterproof organ cover (8) is connected with the top surface of the bottom plate (7), and the buffer mechanism (6) is positioned in the inner cavity of the waterproof organ cover (8).

4. The platen superheater for the large power plant boiler of claim 1, wherein: the first screw caps (10) are specifically provided with two groups, and the two groups of the first screw caps (10) are respectively positioned on the upper surface and the lower surface of the bottom plate (7).

5. The platen superheater for the large power plant boiler of claim 1, wherein: the second screw cap (12) is located on the top surface of the limiting plate (11), and the second screw cap (12) is identical to the first screw cap (10) in size and specification.

6. The platen superheater for the large power plant boiler of claim 1, wherein: a fixing frame (13) is welded on one side of the limiting plate (11), and the limiting plate (11) and the fixing frame (13) are both made of section steel materials.