CN214619504U

CN214619504U - Five-duct pulverized coal burner

Info

Publication number: CN214619504U
Application number: CN202022565026.4U
Authority: CN
Inventors: 周竹锦; 周凤鸣
Original assignee: Nanjing Jian'an Machinery Manufacturing Co ltd
Current assignee: Nanjing Jian'an Machinery Manufacturing Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-11-05
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to a pulverized coal burner technical field just discloses five wind channels pulverized coal burner, including the pulverized coal burner kitchen range, the left side fixed mounting of pulverized coal burner kitchen range has sealed lid, the right side fixed mounting of pulverized coal burner kitchen range has the go-between, the left side fixed mounting of go-between has quantity to be six and extends to the connecting screw on go-between right side. This five-air duct pulverized coal burner, through setting up the grip ring, pneumatic cylinder and hydraulic stem, can be in order to make things convenient for the pulverized coal burner kitchen range and the distance between the base case, set up the go-between, connecting screw, gasket circle and nut, can be so that when the pulverized coal burner kitchen range adopts the mode of hoist and mount, hoist to suitable height earlier with the short erection joint of rotary kiln body, confirm increasing of base fills up the height, thereby the adjustment time and the work complexity of making a round trip to adjust the base height have been reduced, the effect of conveniently being connected with rotary kiln body has been reached.

Description

Five-duct pulverized coal burner

Technical Field

The utility model relates to a pulverized coal burner technical field specifically is five wind channels pulverized coal burners.

Background

The pulverized coal burner has a specially designed multi-stage multi-nozzle air supply guide structure, can generate high-temperature vortex for pulverized coal in a short time, has the advantages of complete combustion, high heat utilization rate, smoke prevention and dust removal, high efficiency, energy conservation, improvement on working conditions, reduction of labor intensity and the like, and is an ideal product with energy conservation and environmental protection.

When the conventional pulverized coal burner is connected with a rotary kiln body, the original support of the rotary kiln body is higher, the height of the support of the pulverized coal burner is lower, and the pulverized coal burner can be connected with the rotary kiln body only by heightening the base of the pulverized coal burner, so that the precise height of the base rising is difficult to determine, the cushioning process is troublesome, and long time is needed, and the five-air-channel pulverized coal burner is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a five-duct pulverized coal burner possesses advantages such as convenient and rotary kiln body is connected, solved current pulverized coal burner when being connected with rotary kiln body, because the original support of rotary kiln body is higher, pulverized coal burner's support height is lower, the mode that needs bed hedgehopping pulverized coal burner base just can be connected pulverized coal burner and rotary kiln body, not only difficult accurate height that confirms the base risees, and it is troublesome to increase the process of filling up, need the longer problem of time of cost.

(II) technical scheme

For realizing the above-mentioned purpose of conveniently being connected with the rotary kiln body, the utility model provides a following technical scheme: five wind channels pulverized coal burner, including the pulverized coal burner kitchen range, the left side fixed mounting of pulverized coal burner kitchen range has sealed lid, the right side fixed mounting of pulverized coal burner kitchen range has the go-between, the left side fixed mounting of go-between has quantity for six and extends to the connecting screw on go-between right side, six the outside of connecting screw just is located the equal movable mounting in right side of go-between and has the gasket circle, six the outside of connecting screw just is located the right side fixed mounting of gasket circle and has the nut, the outside fixed mounting of pulverized coal burner kitchen range has thermal-insulated circle, the outside fixed mounting of thermal-insulated circle has the grip ring, the below fixed mounting of grip ring has the base case, the equal fixed mounting in left and right sides of base case has dustproof ventilation net, the inside fixed mounting of base case has the pneumatic cylinder, the inside fixed mounting of pneumatic cylinder has the hydraulic stem that extends to the grip ring bottom, limiting frames are fixedly arranged in the base box and positioned at the left side and the right side of the hydraulic cylinder, clamping plates are movably arranged in the two limiting frames, limiting rods extending to the bottoms of the clamping rings are fixedly arranged at the tops of the two clamping plates, a balance air pipe nozzle is fixedly arranged on the inner side of the pulverized coal burner cooking range, an axial flow air pipe nozzle is fixedly arranged on the inner side of the balance air pipe nozzle, the inner side of the axial flow air pipe nozzle is fixedly provided with a coal air pipe nozzle, the inner side of the coal air pipe nozzle is fixedly provided with an inner air pipe nozzle, a swirler is fixedly arranged on the inner side of the inner air pipe nozzle, a central air pipe nozzle is fixedly arranged on the inner side of the swirler, the inside fixed mounting of center tuber pipe nozzle has the pipe for the ignition oil gun, the below fixed mounting of the pipe for the ignition oil gun has the pipe for the igniter, the below fixed mounting of the pipe for the igniter has the flame to detect and uses the pipe.

Preferably, the inner diameter of the connection ring is equal to the inner diameter of the burner head of the pulverized coal burner, and the outer diameter of the connection ring is greater than the outer diameter of the burner head of the pulverized coal burner.

Preferably, the connecting ring is internally provided with six through holes matched with the connecting screws, and the six connecting screws are matched with the nuts.

Preferably, the middle side of the bottom of the clamping ring is fixedly provided with a connecting seat matched with the hydraulic rod, and the two limiting rods are positioned on the left side and the right side of the connecting seat.

Preferably, the cross-section of the base box is in a top missing shape, and mounting grooves matched with the dustproof ventilation net are formed in two side walls of the top of the base box.

Preferably, the top of the two limiting frames is provided with a lifting through hole matched with the limiting rod, and the radius of the clamping plate is larger than that of the lifting through hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a five-duct pulverized coal burner possesses following beneficial effect:

the five-air-channel pulverized coal burner is characterized in that the distance between the pulverized coal burner range head and a base box can be conveniently adjusted by arranging a clamping ring, a hydraulic cylinder and a hydraulic rod, a connecting ring, a connecting screw, a gasket ring and a nut are arranged, when the pulverized coal burner range head is hoisted to a proper height, the pulverized coal burner range head is temporarily installed and connected with a rotary kiln body firstly, the cushion increasing height of the base is determined, the adjusting time and the working complexity for regulating the height of the base back and forth are reduced, the effect of conveniently connecting the pulverized coal burner body is achieved, the cross section of the base box is arranged to be in a top missing shape, mounting grooves matched with a dustproof ventilation net are formed in the two side walls at the top of the base box, the heat transmitted by the pulverized coal burner range head in the base box can be cooled, and the two limiting rods are arranged on the left side and the right side of a connecting seat simultaneously by arranging a limiting frame, a clamping plate and a limiting rod, can make the pulverized coal burner kitchen range can restrict the biggest lifting height in the lift in-process, after the lift process, keep both ends level about the pulverized coal burner kitchen range, avoid the slope, influence inside intensity of a fire.

Drawings

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

FIG. 2 is a schematic side view of the structure of the present invention;

fig. 3 is a schematic sectional view of the burner head of the pulverized coal burner of the present invention.

In the figure: 1 burner range head of pulverized coal burner, 2 sealing covers, 3 connecting rings, 4 connecting screws, 5 gasket rings, 6 nuts, 7 heat insulation rings, 8 clamping rings, 9 base boxes, 10 dustproof ventilation nets, 11 hydraulic cylinders, 12 hydraulic rods, 13 limiting frames, 14 clamping plates, 15 limiting rods, 16 balance air duct nozzles, 17 axial flow air duct nozzles, 18 coal air duct nozzles, 19 inner air duct nozzles, 20 swirlers, 21 central air duct nozzles, 22 ignition oil gun pipes, 23 igniter pipes and 24 flame detection pipes.

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. 1-3, the five-duct pulverized coal burner includes a pulverized coal burner cooking range 1, a sealing cover 2 is fixedly installed on the left side of the pulverized coal burner cooking range 1, a connection ring 3 is fixedly installed on the right side of the pulverized coal burner cooking range 1, the inner diameter of the connection ring 3 is equal to the inner diameter of the pulverized coal burner cooking range 1, the outer diameter of the connection ring 3 is larger than the outer diameter of the pulverized coal burner cooking range 1, six connection screws 4 are fixedly installed on the left side of the connection ring 3 and extend to the right side of the connection ring 3, six through holes which are matched with the connection screws 4 are formed in the connection ring 3, the six connection screws 4 are matched with nuts 6, gasket rings 5 are movably installed on the outer sides of the six connection screws 4 and on the right side of the connection ring 3, nuts 6 are fixedly installed on the outer sides of the six connection screws 4 and on the right side of the gasket rings 5, and heat insulation rings 7 are fixedly installed on the outer sides of the pulverized coal burner cooking range 1, a clamping ring 8 is fixedly arranged on the outer side of the heat insulation ring 7, a connecting seat matched with a hydraulic rod 12 is fixedly arranged on the middle side of the bottom of the clamping ring 8, two limiting rods 15 are positioned on the left side and the right side of the connecting seat, a base box 9 is fixedly arranged below the clamping ring 8, the cross section of the base box 9 is in a top missing shape, mounting grooves matched with a dustproof ventilation net 10 are formed in the inner parts of the two side walls of the top of the base box 9, the dustproof ventilation net 10 is fixedly arranged on the left side and the right side of the base box 9, a hydraulic cylinder 11 is fixedly arranged in the base box 9, the hydraulic rod 12 extending to the bottom of the clamping ring 8 is fixedly arranged in the hydraulic cylinder 11, limiting frames 13 are fixedly arranged in the inner parts of the base box 9 and positioned on the left side and the right side of the hydraulic cylinder 11, lifting through holes matched with the limiting rods 15 are formed in the tops of the two limiting frames 13, and the radius of the clamping plate 14 is larger than that of the lifting through holes, the inside equal movable mounting of two spacing frames 13 has cardboard 14, and the equal fixed mounting in top of two cardboard 14 has gag lever post 15 that extends to the grip ring 8 bottom, the inboard fixed mounting of pulverized coal burner kitchen range 1 has balanced tuber pipe nozzle 16, the inboard fixed mounting of balanced tuber pipe nozzle 16 has axial flow tuber pipe nozzle 17, and the inboard fixed mounting of axial flow tuber pipe nozzle 17 has coal tuber pipe nozzle 18, and the inboard fixed mounting of coal tuber pipe nozzle 18 has interior tuber pipe nozzle 19, and the inboard fixed mounting of interior tuber pipe nozzle 19 has swirler 20, and the inboard fixed mounting of swirler 20 has central tuber pipe nozzle 21, and the inboard fixed mounting of central tuber pipe nozzle 21 has ignition oil gun to use pipe 22, and the below fixed mounting of ignition oil gun to use pipe 22 has igniter to use pipe 23, and the below fixed mounting of igniter to use pipe 23 has flame to detect and use pipe 24.

In conclusion, the five-duct pulverized coal burner can facilitate the distance between the burner head 1 of the pulverized coal burner and the base box 9 by arranging the clamping ring 8, the hydraulic cylinder 11 and the hydraulic rod 12, can enable the burner head 1 of the pulverized coal burner to be temporarily installed and connected with the rotary kiln body after being hoisted to a proper height when adopting a hoisting mode by arranging the connecting ring 3, the connecting screw 4, the gasket ring 5 and the nut 6, can determine the height of the base, thereby reducing the adjusting time and the working complexity of the back-and-forth adjustment of the height of the base, achieving the effect of convenient connection with the rotary kiln body, can enable the heat transferred by the burner head 1 of the pulverized coal burner inside the base box 9 to be cooled by arranging the base box 9 with the top missing-shaped section and arranging the mounting grooves matched with the dust-proof ventilation net 10 inside the two side walls at the top of the base box 9, through setting up spacing frame 13, cardboard 14 and gag lever post 15, set up the left and right sides that two gag lever posts 15 are located the connecting seat simultaneously, can be so that pulverized coal burner kitchen range 1 can restrict the biggest lift height in the lift in-process, after the lift process, keep both ends level about pulverized coal burner kitchen range 1, avoid the slope, influence inside intensity of a fire.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. Five wind channels pulverized coal burner, including pulverized coal burner kitchen range (1), its characterized in that: the coal burner stove is characterized in that a sealing cover (2) is fixedly mounted on the left side of the coal burner stove (1), a connecting ring (3) is fixedly mounted on the right side of the coal burner stove (1), the quantity of the connecting screws (4) which are six and extend to the right side of the connecting ring (3) is fixedly mounted on the left side of the connecting ring (3), the connecting screws (4) are six, a gasket ring (5) is movably mounted on the right side of the connecting ring (3), nuts (6) are fixedly mounted on the right side of the connecting screws (4) and the right side of the gasket ring (5), a heat insulation ring (7) is fixedly mounted on the outer side of the coal burner stove (1), a clamping ring (8) is fixedly mounted on the outer side of the heat insulation ring (7), a base box (9) is fixedly mounted below the clamping ring (8), and a dustproof ventilation net (10) is fixedly mounted on the left side and the right side of the base box (9), the coal powder burner is characterized in that a hydraulic cylinder (11) is fixedly arranged inside the base box (9), a hydraulic rod (12) extending to the bottom of the clamping ring (8) is fixedly arranged inside the hydraulic cylinder (11), limiting frames (13) are fixedly arranged inside the base box (9) and on the left side and the right side of the hydraulic cylinder (11), clamping plates (14) are movably arranged inside the limiting frames (13), limiting rods (15) extending to the bottom of the clamping ring (8) are fixedly arranged on the top of the clamping plates (14), a balance air pipe nozzle (16) is fixedly arranged on the inner side of the coal powder burner (1), an axial flow air pipe nozzle (17) is fixedly arranged on the inner side of the balance air pipe nozzle (16), a coal air pipe nozzle (18) is fixedly arranged on the inner side of the coal air pipe nozzle (18), an inner air pipe nozzle (19) is fixedly arranged on the inner side of the coal air pipe nozzle (18), the inboard fixed mounting of interior tuber pipe nozzle (19) has swirler (20), the inboard fixed mounting of swirler (20) has central tuber pipe nozzle (21), the inboard fixed mounting of central tuber pipe nozzle (21) has ignition oil gun to use pipe (22), the below fixed mounting of ignition oil gun to use pipe (22) has pipe (23) for the igniter, the below fixed mounting of pipe (23) for the igniter has flame to detect and uses pipe (24).

2. The five-duct pulverized coal burner of claim 1, wherein: the inner diameter of the connecting ring (3) is equal to the inner diameter of the pulverized coal burner cooking range (1), and the outer diameter of the connecting ring (3) is larger than the outer diameter of the pulverized coal burner cooking range (1).

3. The five-duct pulverized coal burner of claim 1, wherein: the number of the through holes which are six and are matched with the connecting screws (4) are formed in the connecting ring (3), and the six connecting screws (4) are matched with the nuts (6).

4. The five-duct pulverized coal burner of claim 1, wherein: the middle side of the bottom of the clamping ring (8) is fixedly provided with a connecting seat matched with the hydraulic rod (12), and the two limiting rods (15) are positioned on the left side and the right side of the connecting seat.

5. The five-duct pulverized coal burner of claim 1, wherein: the cross-section of base case (9) is top disappearance form, and the mounting groove with dust vent net (10) looks adaptation is seted up to the inside mounting groove that has seted up of top both sides wall of base case (9).

6. The five-duct pulverized coal burner of claim 1, wherein: the top of the two limiting frames (13) is provided with a lifting through hole matched with the limiting rod (15), and the radius of the clamping plate (14) is larger than that of the lifting through hole.