CN216693595U

CN216693595U - Boiler ash removing device

Info

Publication number: CN216693595U
Application number: CN202123437302.XU
Authority: CN
Inventors: 孙猛; 高丙寅; 杨子迎
Original assignee: Beijing Gaoantun Waste To Energy Co ltd
Current assignee: Beijing Gaoantun Waste To Energy Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-07
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to a field of msw incineration equipment especially relates to a boiler ash handling equipment, including the boiler body, the top fixedly connected with blast pipe of boiler body lateral wall, the blast pipe with this internal intercommunication of boiler, be provided with the over heater in the blast pipe, the reciprocating type grate below of the ashes exit position of boiler body is provided with ash removal outlet plate, ash removal outlet plate is hollow rectangle sheet frame structure, just one side downward sloping that boiler body was kept away from to ash removal outlet plate, ash removal outlet plate is provided with water inlet and delivery port. This application can reduce the thermal waste problem in the ashes that the boiler produced.

Description

Boiler ash removing device

Technical Field

The application relates to the technical field of waste incineration equipment, in particular to a boiler ash removing device.

Background

The garbage incineration power generation is generally that garbage is put on a fire grate in a garbage incinerator, the heat of the garbage is dissipated outwards in the incineration process, a water-cooled wall is arranged on the inner wall of the garbage incinerator, the heat generated in the garbage incinerator can be absorbed by the water-cooled wall, water in the water-cooled wall is evaporated to generate steam, and the steam enters a steam turbine after being further processed to drive the steam turbine to generate power. In incineration boilers, ash removal devices are often used, a large amount of furnace dust can be generated in the boilers, the furnace dust is directly placed in water by a conventional method, the heat of the furnace dust is wasted, water pollution is caused, the furnace dust is not easily treated, and the further treatment of garbage is influenced.

No. CN 211739107U discloses a super heater ash removal device in msw incineration stove, including the furnace body, the top rigid coupling of furnace body lateral wall has the blast pipe, and the blast pipe communicates with the furnace body, is provided with the super heater in the blast pipe, has seted up feed inlet and discharge gate on the furnace body, is equipped with the grate between feed inlet and the discharge gate, but does not explain the processing of stove ash.

In view of the above-mentioned related arts, the inventors thought that the direct cooling of the furnace ash wastes the heat of the furnace ash, and the mixed furnace ash with different particle sizes is difficult to recycle, so that it is necessary to improve the ash removing device.

SUMMERY OF THE UTILITY MODEL

In order to reduce the waste problem of heat in the ashes that the boiler produced, this application provides a boiler ash handling equipment.

The application provides a boiler ash handling equipment adopts following technical scheme:

the utility model provides a boiler ash handling equipment, includes the boiler body, the top fixedly connected with blast pipe of boiler body lateral wall, the blast pipe with this internal intercommunication of boiler, be provided with the over heater in the blast pipe, the reciprocating type grate below of the ashes exit position of boiler body is provided with ash removal outlet plate, ash removal outlet plate is hollow rectangle sheet frame structure, just one side downward sloping that boiler body was kept away from to ash removal outlet plate, ash removal outlet plate is provided with water inlet and delivery port.

Through adopting above-mentioned technical scheme, setting up and removing ash and export the intracavity and have the cavity, use water to retrieve the heat in the sediment ash, and sediment ash and water are in isolated state, are difficult to cause the pollution to water, and realization that can be comparatively convenient is to thermal recovery in the sediment ash, reduces the waste of the energy.

Optionally, a plurality of intercommunicating pores have been seted up on the ash removal export board upper flank, the intercommunicating pore pierces through to ash removal export board downside, just the intercommunicating pore is isolated with the inside cavity of ash removal export board.

Through adopting above-mentioned technical scheme, can reduce the accumulational problem of sediment ash on the ash removal export board of appearing, simultaneously, can increase the area of the contact of the moisture in the cavity of sediment ash and ash removal export board, heat recovery's in the sediment ash effect is better.

Alternatively, the plurality of communication holes are gradually increased in a direction away from the boiler body.

Through adopting above-mentioned technical scheme, the sediment ash drops from the intercommunicating pore of equidimension not according to the particle diameter of different pipes, and the realization that can be comparatively convenient is handled the follow-up sediment ash to different particle diameters to the differentiation of different particle diameter sediment ashes.

Optionally, a plurality of ash collecting hoppers are arranged at the lower side of the ash removal outlet plate and used for receiving the furnace ash leaked from the communicating holes.

By adopting the technical scheme, the slag ash can be collected conveniently, and the follow-up treatment is more convenient.

Optionally, the ash removal outlet plate is fixedly connected with a supporting leg, and the supporting leg is provided with a vibration component for driving the ash removal outlet plate to vibrate.

Through adopting above-mentioned technical scheme, drive the vibration of dust removal outlet plate, can reduce the accumulational problem of sediment ash on ash removal outlet plate, the process that drives the sediment ash and fall is more smooth and easy, reduces the problem that the sediment ash is piled up too much and is dropped from the border of ash removal outlet plate to appear.

Optionally, the vibration assembly includes a vibration motor and a connecting rod fixed at two ends of the vibration motor, and the end of the connecting rod is fixed on the two corresponding support legs.

Through adopting above-mentioned technical scheme, it is comparatively simple to drive the structure of ash removal export board vibration, can use with current structure, need not carry out too much repacking to the structure, and it is comparatively convenient to use.

Optionally, the water inlet is located at a lower end of the ash removal outlet plate, and the water outlet is located at a higher end of the ash removal outlet plate.

Through adopting above-mentioned technical scheme, guarantee that the water in the cavity of ash removal outlet plate is in the state that is full of, and the temperature of sediment ash and water is reducing in the direction of keeping away from the boiler body gradually, and moisture is better to the heat absorbed efficiency in the sediment ash, carries out recycle's more abundant to the heat in the sediment ash.

Optionally, the ash removal outlet plate is of a hollow steel plate-shaped structure.

Through adopting above-mentioned technical scheme, when having sufficient intensity to support the sediment ash, have better heat conductivity, the heat in the sediment ash is retrieved to the moisture of being convenient for.

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

the cavity is formed in the ash removal outlet plate, the heat in the slag ash is recovered by using water, and the slag ash and the water are in an isolated state, so that the water is not easily polluted, the heat in the slag ash can be conveniently recovered, and the waste of energy is reduced;

the slag ash falls from the intercommunicating pores with different sizes according to the particle sizes of different pipes, so that the slag ash with different particle sizes can be conveniently distinguished, and the subsequent treatment of the slag ash with different particle sizes is facilitated;

drive the vibration of dust removal outlet plate, can reduce the accumulational problem of sediment ash on ash removal outlet plate, it is more smooth and easy to drive the process that the sediment ash falls down, reduces to appear the sediment ash and pile up too much and follow the problem that the border of ash removal outlet plate dropped.

Drawings

FIG. 1 is an overall schematic view of an ash removal device and a boiler according to an embodiment of the present application;

FIG. 2 is a schematic view of an ash removal device according to an embodiment of the present application;

fig. 3 is a sectional view for showing the structure of the communication hole.

Description of reference numerals: 1. a boiler body; 2. an exhaust pipe; 3. a slag outlet; 4. a dust removal outlet plate; 41. a water inlet; 42. a water outlet; 43. a communicating hole; 44. blocking edges; 5. a dust collecting hopper; 6. a vibrating assembly; 61. a vibration motor; 62. a connecting rod; 63. a spring is connected.

Detailed Description

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

The embodiment of the application discloses a boiler ash removing device, referring to fig. 1 and 2, the boiler mainly comprises a boiler body 1, one side of the upper position of the boiler body 1 is connected with an exhaust pipe 2, the lower part of the boiler body is provided with a slag hole 3 for discharging furnace ash, the ash removing device is arranged at one side of the slag hole 3 and comprises an ash removing outlet plate 4 which is obliquely arranged, and one side of the ash removing outlet plate 4, which is far away from the slag hole 3, is downwards inclined; specifically, 4 downside rigid couplings of ash removal export board have a plurality of landing legs, realize the support to ash removal export board 4 through the landing leg, and the higher one side border of ash removal export board 4 is located 3 downside of slag notch for accept the ashes.

In addition, referring to fig. 2 and 3, a cavity is provided inside the ash discharge outlet plate 4, so that the ash discharge outlet plate 4 forms a hollow plate-shaped structure; the ash removal outlet plate 4 is fixedly connected with a water inlet pipe and a water outlet pipe which are both communicated with a cavity inside the ash removal outlet plate 4; the ash removal outlet plate 4 in this embodiment is made of steel, so that the ash removal outlet plate has good heat conductivity while ensuring sufficient strength.

In the course of the work, the sediment ash that produces in the boiler body 1 drops to ash removal outlet plate 4 on, and simultaneously, the inlet tube is connected with outside water source, to leading to water in the cavity in ash removal outlet plate 4, and discharge from delivery port 42, high temperature sediment ash drops to ash removal outlet plate 4 and rolls along the lower one side on the side on ash removal outlet plate 4, in this process, the sediment ash heats the water in the cavity of ash removal outlet plate 4, and water and sediment ash are in isolated state each other, when the realization is to the water heating, be difficult to cause the pollution to water, can carry out recycle to the heat in the sediment ash, reduce and the extravagant problem of the energy.

Referring to fig. 2 and 3, the water inlet 41 is located at a lower side of the ash discharge outlet plate 4, and the water outlet 42 is located at an upper side of the ash discharge outlet plate 4; through the position that sets up water inlet 41 and delivery port 42, can guarantee that the water in the cavity of ash removal outlet plate 4 is in the state that is full of, can know simultaneously, the temperature that lies in the slag dust and the water of keeping away from boiler body 1 one side on ash removal outlet plate 4 all is less than the temperature of the slag dust and the water that are close to boiler body 1 one side, so, it is better to carry out the effect that heats through the slag dust to water, promptly to the more abundant of the heat utilization in the slag dust.

Referring to fig. 2 and 3, a plurality of communication holes 43 are formed in the upper side surface of the ash removal outlet plate 4, the communication holes 43 penetrate through to the lower side of the ash removal outlet plate 4, and the communication holes 43 are isolated from a cavity in the ash removal outlet plate 4, so that the slag on the ash removal outlet plate 4 directly falls down from the communication holes 43 in the process of sliding down, an ash collection hopper 5 is arranged on the lower side of the ash removal outlet plate 4, and the falling slag is collected through the ash deposition hopper, so that the subsequent centralized utilization or treatment of the slag is facilitated; meanwhile, the sizes of the communication holes 43 are different, and the diameters of the communication holes 43 are gradually increased in the direction away from the boiler body 1, so that the separation of the slag ash can be realized, the slag ash with different particle sizes can be collected in a classified manner, the subsequent treatment of the slag ash with different particle sizes can be performed differently, and the use effect of the ash removal device is improved; more importantly, the slag ash falls from the communicating hole 43, and the communicating hole 43 can increase the contact area of the slag ash and the water in the cavity of the ash removing outlet plate 4, so that the heat in the slag ash can be recovered more sufficiently, and the problem of heat waste is further reduced.

In addition, referring to fig. 2 and 3, a blocking edge 44 is fixed at the edge position of the upper side surface of the ash removal outlet plate 4, and by means of the arranged blocking edge 44, the problem that slag ash rolls off from the ash removal outlet plate 4 is reduced, and the workload of cleaning the periphery of the ash removal outlet plate 4 in the follow-up process is reduced.

Referring to fig. 1 and 2, the support legs of the ash removal outlet plate 4 are provided with vibration assemblies 6, and the vibration assemblies 6 are arranged on two adjacent support legs and are used for driving the ash removal outlet plate 4 to vibrate so as to reduce the problem of accumulation of slag ash on the ash removal outlet plate 4; specifically, the vibration assembly 6 comprises a vibration motor 61, a connecting rod 62 fixed at two opposite ends of the vibration motor 61, and a connecting spring 63 fixed at the end of the connecting rod 62 far away from the vibration motor 61, wherein the connecting spring 63 is sleeved on the corresponding support leg and fixed with the support leg; sediment ash drops to ash removal export board 4 on the back, and vibrating motor 61 vibrates and drives ash removal export board 4 and vibrate, can promote sediment ash and roll down along ash removal export board 4 and follow the smooth and easy nature that falls in the intercommunicating pore 43, reduces to appear sediment ash and piles up on ash removal export board 4 and lead to the problem that sediment ash fell from ash removal export board 4 border.

The implementation principle of the boiler ash removal device in the embodiment of the application is as follows: in the working process, the slag ash in the boiler body 1 falls onto the ash removal outlet plate 4 and rolls to the lower side along the ash removal outlet plate 4, and the slag ash falls into the collecting hopper on the lower side from different communicating holes 43 according to different particle sizes in the process; meanwhile, water is introduced into the cavity of the ash removal outlet plate 4, the water is heated through the slag ash, meanwhile, the water is used for absorbing heat in the slag ash, the heat in the slag ash can be recycled, and the problem of waste is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a boiler ash handling equipment, includes boiler body (1), the top fixedly connected with blast pipe (2) of boiler body (1) lateral wall, blast pipe (2) with communicate in boiler body (1), be provided with over heater, its characterized in that in blast pipe (2): reciprocating type grate below of the ashes exit position of boiler body (1) is provided with ash removal outlet plate (4), ash removal outlet plate (4) are hollow rectangle sheet frame structure, just one side downward sloping of boiler body (1) is kept away from in ash removal outlet plate (4), ash removal outlet plate (4) are provided with water inlet (41) and delivery port (42).

2. The boiler ash removing device according to claim 1, wherein: a plurality of communicating holes (43) are formed in the upper side face of the ash removal outlet plate (4), the communicating holes (43) penetrate through the lower side of the ash removal outlet plate (4), and the communicating holes (43) are isolated from the inner cavity of the ash removal outlet plate (4).

3. The ash handling equipment for a boiler according to claim 2, wherein: the plurality of communication holes (43) are gradually enlarged in a direction away from the boiler body (1).

4. The boiler ash removing device according to claim 3, wherein: a plurality of ash collecting hoppers (5) are arranged at the lower side of the ash removing outlet plate (4) and are used for receiving furnace ash leaked from the communicating holes (43).

5. The boiler ash removing device according to claim 1, wherein: the lower side of the ash removal outlet plate (4) is fixedly connected with a supporting leg, and a vibration component (6) for driving the ash removal outlet plate (4) to vibrate is arranged on the supporting leg.

6. The boiler ash removing device according to claim 5, wherein: the vibration assembly (6) comprises a vibration motor (61) and connecting rods (62) fixed at two ends of the vibration motor (61), and the end parts of the connecting rods (62) are fixed on the two corresponding supporting legs.

7. The boiler ash removing device according to claim 6, wherein: the water inlet (41) is located at the lower end of the ash removal outlet plate (4), and the water outlet (42) is located at the higher end of the ash removal outlet plate (4).

8. The boiler ash removing device according to claim 1, wherein: the ash removal outlet plate (4) is of a hollow steel plate-shaped structure.