CN111102849B

CN111102849B - Tunnel cave blast furnace slag waste heat power generation facility

Info

Publication number: CN111102849B
Application number: CN201911400906.1A
Authority: CN
Inventors: 张帆
Original assignee: Xuzhou Zhenfeng New Wall Material Co ltd
Current assignee: Xuzhou Zhenfeng New Wall Material Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-06-11
Anticipated expiration: 2039-12-30
Also published as: CN111102849A

Abstract

The invention discloses a tunnel kiln blast furnace slag waste heat power generation device which comprises a base, wherein supporting plates are arranged on two sides of the top of the base, a shell is fixedly arranged between the top ends of the supporting plates, a feeding channel is arranged at the top end of one side outside the shell, a placing plate is movably arranged below one end of the feeding channel inside the shell through a hinge, a plurality of through holes are uniformly formed in the upper end surface of the placing plate, a hydraulic cylinder is movably arranged on one side of the bottom end inside the shell through a bearing, the telescopic rod end of the hydraulic cylinder is movably connected with the placing plate through a bearing, and a plurality of first water conveying pipes are uniformly arranged above the placing plate at the top end inside the shell. The blast furnace slag containing high-temperature waste heat is sprayed by the cooling water to generate steam, and the steam is utilized to generate electricity, so that the waste heat on the blast furnace slag is fully utilized, the waste resource is utilized, the waste of the resource is avoided, and the blast furnace slag can exert the maximum value.

Description

Tunnel cave blast furnace slag waste heat power generation facility

Technical Field

The invention relates to the technical field of tunnel kiln blast furnace slag processing equipment, in particular to a tunnel kiln blast furnace slag waste heat power generation device.

Background

The tunnel kiln is a kiln similar to a tunnel and internally provided with delivery vehicles such as kiln cars and the like, built by refractory materials, heat insulation materials and building materials, and is modern continuous-firing thermal equipment.

At present, the blast furnace slag taken out from the tunnel kiln mostly needs to be treated, so that the blast furnace slag is prevented from causing environmental pollution, in the treatment process, the blast furnace slag just taken out contains high-temperature waste heat, so that the blast furnace slag needs to be subjected to extremely cold treatment, but the waste heat of the blast furnace slag has higher utilization value, at present, the waste heat is often utilized to generate electricity to complete the utilization of resources, but additional equipment is often needed to complete the operation, so that the whole processing progress of the blast furnace slag is influenced, and the improvement is worthy.

Disclosure of Invention

The invention aims to provide a tunnel kiln blast furnace slag waste heat power generation device, which solves the problems that the blast furnace slag taken out from the tunnel kiln at present needs to be treated mostly and the blast furnace slag causes environmental pollution, and in the treatment process, the blast furnace slag just taken out contains high-temperature waste heat, so that the blast furnace slag needs to be subjected to extremely cold treatment processing, but the waste heat of the blast furnace slag has high utilization value, and the waste heat is often used for generating power to complete resource utilization at present, but additional equipment is often needed to complete operation, so that the overall processing progress of the blast furnace slag is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a tunnel kiln blast furnace slag waste heat power generation device comprises a base, wherein supporting plates are arranged on two sides of the top of the base, a shell is fixedly arranged between the top ends of the supporting plates, a feeding channel is arranged at the top end of one side of the outer portion of the shell, a placing plate is movably arranged in the shell below one end of the feeding channel through a hinge, a plurality of through holes are uniformly formed in the upper end surface of the placing plate, a hydraulic cylinder is movably arranged on one side of the bottom end of the inner portion of the shell through a bearing, the telescopic rod end of the hydraulic cylinder is movably connected with the placing plate through the bearing, a plurality of first water pipes are uniformly arranged on the top end of the inner portion of the shell above the placing plate, one ends of the first water pipes penetrate through the shell and are positioned outside the shell, a plurality of communicating pipes are uniformly arranged at, the utility model discloses a gas pipeline, including casing, gas pipeline, discharge gate, baffle, exhaust pipe, suction fan, gas pipeline, the delivery port has been seted up to the casing bottom, the discharge gate has been seted up to the one end below of placing the board to the outside one side bottom of casing, the outside one side of casing love the discharge gate outside is provided with shelters from the mechanism, the inside one side bottom of casing is provided with the attachment strap in discharge gate one side, the casing top is provided with the gas outlet, the casing top is provided with the suction fan above the.

Preferably, it includes mounting panel, electric putter and baffle to shelter from the mechanism, the outside one side of casing is provided with the mounting panel in the discharge gate top, electric putter is installed to the mounting panel bottom, electric putter's the fixed baffle that is provided with of telescopic link end department.

Preferably, a water collecting tank is arranged between the supporting plates at the top of the base, and a second water conveying pipe is arranged at the top end of one side outside the water collecting tank.

Preferably, a water baffle is fixedly arranged between the top ends of the two sides of the supporting plate, an installation frame is arranged between the outer side of the top end of the water collecting tank and the water baffle, and a filter screen is arranged inside the installation frame.

Preferably, the top ends of two sides of the outside of the water collecting tank are provided with buckles.

Preferably, a cavity is formed in the bottom end inside the water collecting tank, a third water delivery pipe is arranged inside the cavity, a plurality of hollow pipes are evenly arranged on the top end of the third water delivery pipe, the top ends of the hollow pipes penetrate through the water collecting tank through mounting holes, high-pressure spray heads are arranged on the top ends of the hollow pipes inside the water collecting tank, a water pump is mounted on one side, outside the water collecting tank, of the top of the base through a mounting seat, and the third water delivery pipe is connected with the water pump.

Preferably, handles are arranged on two sides of the outer portion of the mounting frame.

Preferably, the structure of the butt strap is a net rack structure.

Preferably, both sides of the bottom end inside the shell and the inside of the water collecting tank are obliquely arranged.

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

1. the blast furnace slag containing high-temperature waste heat is sprayed by the cooling water to generate steam, and the steam is utilized to generate electricity, so that the waste heat on the blast furnace slag is fully utilized, the waste resource is utilized, the waste of resources is avoided, the blast furnace slag can exert the maximum value, the blast furnace slag can be extremely cold processed by the spraying of the cooling water, the blast furnace slag processing device can be directly added on a subsequent processing production line of the blast furnace slag, the integral processing progress of the blast furnace slag cannot be influenced, the blast furnace slag processing device has a good use effect, and is worthy of popularization.

2. The water collecting tank is arranged, the collection of cooling water which is not changed into steam can be completed through the arrangement of the water collecting tank, then the cooling water is input into water supply equipment for supplying water, namely, the collection circulation of the water is completed, the full use of resources is further achieved, and the waste of water resources is prevented, so that the device has a better application value, the filter screen arranged on the water collecting tank can filter the cooling water, fine blast furnace slag mixed in the cooling water is removed, the condition that a conveying pipeline in the device is blocked due to the inclusion of the fine blast furnace slag is avoided, the specific use effect of the device is further improved, the mounting frame for mounting the filter screen is directly inserted and arranged on the water collecting tank, the detachment and cleaning work of a subsequent worker on the filter screen can be facilitated, and the use convenience of the device is improved.

3. The water collecting tank is also provided with a cavity at the bottom, the cavity is internally provided with a third water delivery pipe, cooling water in the water supply equipment can be pumped by the water pump in the long-term use process of the equipment, the cooling water can be sprayed out from the high-pressure spray head through the third water delivery pipe and the hollow pipe to wash the filter screen, so that the filter screen is prevented from being blocked by fine blast furnace slag to influence the speed of the cooling water passing through the filter screen, the filter effect of the filter screen on the cooling water is ensured, the times of replacing the filter screen by a user are reduced, the filter screen does not need to be frequently taken out by a worker to clean the filter screen, and the whole working efficiency of the device is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a tunnel kiln blast furnace slag waste heat power generation device of the invention;

FIG. 2 is a schematic view of the installation of a high-pressure nozzle of the tunnel kiln blast furnace slag waste heat power generation device in a water collection tank;

FIG. 3 is a schematic view of the installation of a third water pipe of the tunnel kiln blast furnace slag waste heat power generation device in a water collection tank;

FIG. 4 is a schematic diagram of the placement of a tunnel kiln blast furnace slag waste heat power generation device mounting frame on a water collection tank;

FIG. 5 is an enlarged schematic structural view of the tunnel kiln blast furnace slag waste heat power generation device at the position A in FIG. 1;

FIG. 6 is an enlarged schematic structural view of a tunnel kiln blast furnace slag waste heat power generation device shown in FIG. 1 at B.

In the figure: 1. a base; 2. a support plate; 3. a housing; 4. a feeding channel; 5. placing the plate; 6. a through hole; 7. a hydraulic cylinder; 8. a first water delivery pipe; 9. a communicating pipe; 10. a sprinkler head; 11. a water outlet; 12. a discharge port; 13. a butt strap; 14. an air outlet; 15. a suction fan; 16. a gas pipeline; 17. a superheater; 18. mounting a plate; 19. an electric push rod; 20. a baffle plate; 21. a water collection tank; 22. a second water delivery pipe; 23. a water baffle; 24. a mounting frame; 25. filtering with a screen; 26. buckling; 27. a cavity; 28. a third water delivery pipe; 29. a hollow tube; 30. a high pressure spray head; 31. a water pump; 32. a handle; 33. a shielding mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a tunnel kiln blast furnace slag waste heat power generation device comprises a base 1, wherein supporting plates 2 are respectively arranged on two sides of the top of the base 1, a shell 3 is fixedly arranged between the top ends of the supporting plates 2, a feeding channel 4 is arranged on the top end of one side of the outer portion of the shell 3, a placing plate 5 is movably arranged in the shell 3 below one end of the feeding channel 4 through a hinge, a plurality of through holes 6 are uniformly formed in the upper end surface of the placing plate 5, a hydraulic cylinder 7 is movably arranged on one side of the bottom end of the inner portion of the shell 3 through a bearing, the telescopic rod end of the hydraulic cylinder 7 is movably connected with the placing plate 5 through a bearing, a plurality of first water conveying pipes 8 are uniformly arranged on the top end of the inner portion of the shell 3 above the placing plate 5, one end of each first water conveying pipe 8 penetrates through the shell 3 and is positioned outside the shell, it is a plurality of communicating pipe 9 bottom all installs watering shower nozzle 10, delivery port 11 has been seted up to 3 bottoms of casing, discharge gate 12 has been seted up to 3 outside one side bottoms of casing below the one end of placing board 5, 3 outside one side of casing love the discharge gate 12 outside is provided with shelters from mechanism 33, 3 inside one side bottoms of casing are provided with attachment strap 13 in discharge gate 12 one side, 3 tops of casing are provided with gas outlet 14, 3 tops of casing are provided with suction fan 15 above the outlet duct, suction fan 15 one side is provided with gas transmission pipeline 16, 16 one end of gas transmission pipeline is provided with over heater 17.

Further, shelter from mechanism 33 and include mounting panel 18, electric putter 19 and baffle 20, the outside one side of casing 3 is provided with mounting panel 18 in the discharge gate 12 top, electric putter 19 is installed to mounting panel 18 bottom, the fixed baffle 20 that is provided with of telescopic link end department of electric putter 19, the bucket shelter from mechanism 33 and accomplish the work of sheltering from to discharge gate 12.

Further, a water collecting tank 21 is arranged between the supporting plates 2 at the top of the base 1, a second water delivery pipe 22 is arranged at the top end of one side outside the water collecting tank 21, the collecting work of the cooling water which is not changed into steam is completed through the water collecting tank 21, then the cooling water is extracted through a water pumping device on the water supply device, and the second water delivery pipe 22 is used for completing the conveying of the cooling water to the water supply device.

Further, fixed breakwater 23 that is provided with between 2 both sides tops of backup pad, be provided with mounting bracket 24 between the header tank 21 top outside and the breakwater 23, mounting bracket 24 internally mounted has filter screen 25, and breakwater 23 is used for sheltering from high pressure nozzle 30 spun water, adds the filter screen 25 of establishing through mounting bracket 24 and can filter the cooling water for detach the tiny blast furnace slag that mix with in the cooling water.

Further, the outside both sides top of header tank 21 all is provided with buckle 26, accomplishes spacing to putting the mounting bracket 24 on header tank 21 through buckle 26.

Further, a cavity 27 is formed in the bottom end inside the water collection tank 21, a third water delivery pipe 28 is arranged inside the cavity 27, a plurality of hollow pipes 29 are uniformly arranged at the top end of the third water delivery pipe 28, the top ends of the hollow pipes 29 penetrate through the water collection tank 21 through mounting holes, high-pressure spray heads 30 are arranged at the top ends of the hollow pipes 29 inside the water collection tank 21, a water pump 31 is mounted at one side of the top of the base 1 outside the water collection tank 21 through a mounting seat, the third water delivery pipe 28 is connected with the water pump 31, in the long-term use process of the device, cooling water in the water supply device can be extracted through the water pump 31 and can be sprayed from the high-pressure spray heads 30 through the third water delivery pipe 28 and the hollow pipes 29 to wash the filter screen 25, so as to prevent fine blast furnace slag from blocking filter holes of the filter screen 25, ensure the filtering effect of the filter screen 25 for the, the filter screen 25 does not need to be frequently taken out by workers to be cleaned.

Further, the outside both sides of mounting bracket 24 all are provided with handle 32, and the setting of handle 32 can make things convenient for staff pull mounting bracket 24.

Further, the structure of the access board 13 is a grid structure, and the access board 13 of the grid structure has the effect of being incapable of shielding cooling water, so that the cooling water is prevented from flowing to the discharge port 12 through the access board 13.

Further, the inside bottom both sides of casing 3 and header tank 21 are inside to be the slope setting, and the inside bottom both sides of casing 3 and header tank 21 are inside to have the water conservancy diversion effect to the cooling water for the slope setting.

The working principle is as follows: the water conveying pipelines on the first water conveying pipe 8, the second water conveying pipe 22 and the water pump 31 in the device are all connected with external water supply equipment, the gas conveying pipeline 16 is connected with a steam turbine, when the device is used, blast furnace slag still containing high-temperature waste heat and conveyed out of a tunnel can fall onto the placing plate 5 inside the shell 3 of the device through the feeding channel 4, at the moment, water can be supplied to the first water conveying pipe 8, cooling water fed into the first water conveying pipe 8 can be output from the sprinkling nozzle 10 and sprinkled on the blast furnace slag, the cooling water can be instantaneously evaporated into steam when being contacted with the blast furnace slag containing the high-temperature waste heat, at the moment, the suction fan 15 is synchronously operated to suck the steam into the gas conveying pipeline 16, the steam can be changed into fruity steam through further processing of the heat generator 17, then the steam is conveyed into the steam turbine through the gas conveying pipeline 16, and the steam flowing at high speed can be continuously expanded to push blades in the steam turbine to drive a generator to generate electricity, then the utilization of the waste heat of the blast furnace slag is completed, meanwhile, the ultra-cold treatment of the blast furnace slag is completed, then, the hydraulic cylinder 7 can be operated to drive one end of the placing plate 5 to descend so that the placing plate 5 is lapped on the lapping plate 13, at the moment, the placing plate 5 can be placed in an inclined manner, the blast furnace slag on the placing plate can be output out of the shell 3 through the discharge hole 12, the shell 3 can be transported out of the discharge hole 12 by using loading equipment or transmission equipment to complete the transportation of the blast furnace slag, then, the next batch of blast furnace slag can be transported to the shell 3 to carry out the subsequent ultra-cold and waste heat generation work, the shielding mechanism 33 is used for shielding the discharge hole 12 to prevent the cooling water for sprinkling from separating from the shell 3 from the discharge hole 12, in the sprinkling process, the cooling water which is not changed into steam can fall into the water collecting tank 21 from the discharge hole 11 through the, and then accomplish the recycle to the water that does not use, avoid the waste of water resource, in the in-process that the cooling water falls to header tank 21, add the filter screen 25 of establishing through mounting bracket 24 and can filter the cooling water, be used for detaching the tiny blast furnace slag that mix with in the cooling water, in the long-term use of this equipment, accessible water pump 31 extracts the cooling water in the water supply equipment, the cooling water can be followed high pressure nozzle 30 from the blowout and washed filter screen 25 via third raceway 28 and hollow tube 29, a filter hole for preventing tiny blast furnace slag from blockking up filter screen 25, the filter effect that filter screen 25 provided for the cooling water has been guaranteed, the number of times that the user need change filter screen 25 has been reduced, do not need frequent taking out filter screen 25 of staff to clear up it, the whole work efficiency of this device has been improved.

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.

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.

Claims

1. The utility model provides a tunnel cave blast furnace slag waste heat power generation facility, includes base (1), its characterized in that: the device is characterized in that supporting plates (2) are arranged on two sides of the top of the base (1), a shell (3) is fixedly arranged between the top ends of the supporting plates (2), a feeding channel (4) is arranged at the top end of one side of the outer portion of the shell (3), a placing plate (5) is movably arranged in the shell (3) below one end of the feeding channel (4) through a hinge, a plurality of through holes (6) are uniformly formed in the upper end surface of the placing plate (5), a hydraulic cylinder (7) is movably arranged on one side of the bottom end of the inner portion of the shell (3) through a bearing, the telescopic rod end of the hydraulic cylinder (7) is movably connected with the placing plate (5) through a bearing, a plurality of first water conveying pipes (8) are uniformly arranged at the top end of the inner portion of the shell (3) above the placing plate (5), and one ends of the plurality of first, a plurality of evenly be provided with a plurality of communicating pipes (9) bottom first raceway (8), it is a plurality of watering shower nozzle (10) are all installed to communicating pipe (9) bottom, delivery port (11) have been seted up to casing (3) bottom, discharge gate (12) have been seted up to casing (3) outside one side bottom in the one end below of placing board (5), the discharge gate (12) outside of casing (3) outside one side is provided with shelters from mechanism (33), casing (3) inside one side bottom is provided with strap (13) in discharge gate (12) one side, casing (3) top is provided with gas outlet (14), casing (3) top is provided with suction fan (15) above the outlet duct, suction fan (15) one side is provided with gas transmission pipeline (16), gas transmission pipeline (16) one end is provided with over heater (17).

2. The tunnel kiln blast furnace slag waste heat power generation device according to claim 1, characterized in that: shelter from mechanism (33) including mounting panel (18), electric putter (19) and baffle (20), casing (3) outside one side is provided with mounting panel (18) in discharge gate (12) top, electric putter (19) are installed to mounting panel (18) bottom, the fixed baffle (20) that are provided with of telescopic link end department of electric putter (19).

3. The tunnel kiln blast furnace slag waste heat power generation device according to claim 1, characterized in that: the water collecting tank (21) is arranged between the supporting plates (2) at the top of the base (1), and a second water conveying pipe (22) is arranged at the top end of one side outside the water collecting tank (21).

4. The tunnel kiln blast furnace slag waste heat power generation device according to claim 3, characterized in that: the water collecting tank is characterized in that water baffle plates (23) are fixedly arranged between the top ends of the two sides of the supporting plate (2), an installation frame (24) is arranged between the outer side of the top end of the water collecting tank (21) and the water baffle plates (23), and a filter screen (25) is arranged inside the installation frame (24).

5. The tunnel kiln blast furnace slag waste heat power generation device according to claim 3, characterized in that: the top ends of two outer sides of the water collecting tank (21) are provided with buckles (26).

6. The tunnel kiln blast furnace slag waste heat power generation device according to claim 3, characterized in that: cavity (27) have been seted up to the inside bottom of header tank (21), cavity (27) inside is provided with third raceway (28), third raceway (28) top evenly is provided with a plurality of hollow tubes (29), and is a plurality of hollow tube (29) top all passes header tank (21) through the mounting hole, header tank (21) inside all is provided with high pressure nozzle (30) on a plurality of hollow tube (29) tops, base (1) top is installed water pump (31) through the mount pad in header tank (21) outside one side, third raceway (28) are connected with water pump (31).

7. The tunnel kiln blast furnace slag waste heat power generation device of claim 4, characterized in that: handles (32) are arranged on two sides of the outer portion of the mounting frame (24).

8. The tunnel kiln blast furnace slag waste heat power generation device according to claim 1, characterized in that: the structure of the butt strap (13) is a net rack structure.

9. The tunnel kiln blast furnace slag waste heat power generation device according to claim 3, characterized in that: both sides of the bottom end inside the shell (3) and the inside of the water collecting tank (21) are obliquely arranged.