CN213237494U

CN213237494U - Can effectively prevent accumulational special-shaped buried pipe structure of coal slime

Info

Publication number: CN213237494U
Application number: CN202021734974.XU
Authority: CN
Inventors: 许辉; 王鑫; 程学静
Original assignee: Dushi Coal Dressing Power Plant Of Sichuan Dazhu Coal And Electricity Group Co ltd
Current assignee: Dushi Coal Dressing Power Plant Of Sichuan Dazhu Coal And Electricity Group Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-05-18
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a can effectively prevent accumulational special-shaped buried pipe structure of coal slime, including boiler body, first movable hole has all been seted up to the both sides of boiler body bottom, second movable hole has all been seted up to the both sides on boiler body top, the mount is installed in the both sides on boiler body top and the outside that is located the second movable hole, the inside of second movable hole and the inside activity interlude that is located the mount have the mounting bracket. The utility model discloses because seamless pipe return bend makes middle a large space of reserving during the installation, this space can be used for the buggy to pass, avoided the pipe laying to receive certain impact, and simultaneously, the abrasionproof piece, the abrasionproof tile has also played the effect of resisting the impact, can form certain protection to the pipe laying, the middle space of reserving simultaneously, make the coal slime can directly follow the space whereabouts, when the boiler burning coal slime that has the pipe laying can be solved to this seamless pipe return bend, produce the accumulational problem of coal slime on the pipe laying.

Description

Can effectively prevent accumulational special-shaped buried pipe structure of coal slime

The technical field is as follows:

the utility model relates to a boiler combustion technology field, concretely relates to can effectively prevent accumulational special-shaped buried pipe structure of coal slime.

Background art:

the circulating fluidized bed boiler is an energy-saving product with high efficiency and low pollution. Since the advent, the method has rapidly popularized and developed at home and abroad. However, because of the characteristics of the circulating fluidized bed boiler, the circulating fluidized bed boiler is different from a grate-fired furnace and a pulverized coal furnace in operation, and if the circulating fluidized bed boiler cannot meet the special requirements of the circulating fluidized bed boiler on thermal parameters in operation, accidents are easy to cause.

In the use of current circulating fluidized bed boiler, its inside pipe laying wearing and tearing are comparatively serious, at the during operation, the buggy is burnt in being washed into from the below of stove hall, then the buggy is under the blowing, pass the pipe laying that distributes, when passing, will strike the pipe laying, cause wearing and tearing for a long time, and can cause the coal slime to pile up on the pipe laying when the inside burning coal slime of current boiler, cause certain damage to the pipe laying easily, propose a special-shaped pipe laying structure that can effectively prevent the coal slime accumulational to solve the above-mentioned problem that proposes to the above-mentioned condition.

The utility model has the following contents:

an object of the utility model is to provide a can effectively prevent accumulational special-shaped buried pipe structure of coal slime to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can prevent accumulational dysmorphism buried pipe structure of coal slime effectively, includes the boiler body, first movable hole has all been seted up to the both sides of boiler body bottom, the second movable hole has all been seted up to the both sides on boiler body top, the both sides on boiler body top and the outside that is located the second movable hole are installed the mount, the inside of second movable hole and the inside activity that is located the mount are interlude and are equipped with the mounting bracket, the internally mounted of mounting bracket has the fixed block, the inside activity interlude of fixed block has the seamless pipe return bend of equidistance range, the bottom of seamless pipe return bend is installed and is prevented the abrasionproof tile, evenly distributed's abrasionproof piece is installed at the top of seamless pipe return bend;

the both sides of boiler body bottom and the both sides that are located first activity hole all install the support frame, the inside movable mounting of support frame has the water conservancy diversion frame, the one end activity alternate in the inside of water conservancy diversion frame that the fixed block was kept away from to the seamless pipe return bend.

Preferably, the fixed orifices that the equidistance was arranged is seted up to the inside of fixed block, the one end activity alternate in the inside of fixed orifices of seamless pipe return bend, the inside spacing groove of intercommunication with the fixed orifices of seting up of fixed block, the vertical activity alternate in top of fixed block has the regulation pole that the equidistance was arranged, the arc cardboard is installed to the bottom of adjusting the pole, arc cardboard activity suit is at the top of seamless pipe return bend, the fly leaf is installed to the bottom of adjusting the pole, the middle part of adjusting the pole and the top cover that is located the fly leaf are equipped with reset spring, the limiting plate is all installed to both sides around the outside of seamless pipe return bend and is located.

Preferably, the through-hole has all been seted up to the both sides on mount top, the dead lever that passes the through-hole is all installed to the both sides on mount top, the middle part of dead lever and the top threaded connection who is located the mount have fixed cover.

Preferably, the spout has all been seted up to the both sides of support frame, the fixing bolt who passes the spout is all installed to the both sides of water conservancy diversion frame, the middle part of fixing bolt just is located the both sides screw thread cover of support frame and is equipped with the adjusting collar.

Preferably, the inner bottom wall of the diversion frame is provided with fixed sleeves which are arranged at equal intervals, and the fixed sleeves are respectively sleeved on the outer sides of the seamless pipe bent pipes.

Preferably, the middle part of the bottom end of the diversion frame is communicated with a diversion pipe.

The utility model has the advantages that:

1. the utility model discloses because seamless pipe return bend makes middle a large space of reserving during the installation, this space can be used for the buggy to pass, avoided the pipe laying to receive certain impact, and simultaneously, the abrasionproof piece, the abrasionproof tile has also played the effect of resisting the impact, can form certain protection to the pipe laying, the middle space of reserving simultaneously, make the coal slime can directly follow the space whereabouts, when the boiler burning coal slime that has the pipe laying can be solved to this seamless pipe return bend, produce the accumulational problem of coal slime on the pipe laying.

2. The utility model discloses a mounting bracket movable mounting is in the inside of mount, when examining the seamless pipe return bend, can be convenient for take out its inside from the boiler body, can be more convenient at the maintenance in-process to the boiler to adjust the pole through upwards spurting, can pull out the arc cardboard between two limiting plates, thereby can take off the seamless pipe return bend from the fixed block, thereby can be convenient for change the seamless pipe return bend of damage.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a schematic view of the combined structure of the seamless pipe elbow of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1;

fig. 4 is a schematic view of the installation structure of the seamless pipe elbow and the fixed block of the present invention.

In the figure: 1. a boiler body; 2. a first movable hole; 3. a chute; 4. an adjusting sleeve; 5. fixing the sleeve; 6. a flow guide pipe; 7. a flow guiding frame; 8. a support frame; 9. fixing the bolt; 10. a mounting frame; 11. a fixed mount; 12. a second movable hole; 13. a fixed block; 14. bending a seamless pipe; 15. adjusting a rod; 16. wear-resistant tiles; 17. an anti-wear sheet; 18. a through hole; 19. fixing the rod; 20. fixing a sleeve; 21. a fixing hole; 22. a limiting plate; 23. a limiting groove; 24. a movable plate; 25. an arc-shaped clamping plate; 26. a return spring.

The specific implementation mode is as follows:

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 efforts belong to the protection scope of the present invention.

Referring to FIGS. 1-4: a special-shaped buried pipe structure capable of effectively preventing coal slime accumulation comprises a boiler body 1, wherein first movable holes 2 are formed in two sides of the bottom end of the boiler body 1, second movable holes 12 are formed in two sides of the top end of the boiler body 1, fixed frames 11 are arranged on two sides of the top end of the boiler body 1 and located on the outer sides of the second movable holes 12, mounting frames 10 are movably inserted in the second movable holes 12 and located in the fixed frames 11, through holes 18 are formed in two sides of the top end of the fixed frames 11, fixing rods 19 penetrating through the through holes 18 are arranged on two sides of the top end of the mounting frames 10, fixing sleeves 20 are connected to the middle portions of the fixing rods 19 and located above the fixed frames 11 through threads, the mounting frames 10 are movably inserted in the fixed frames 11, the fixing rods 19 are inserted in the through holes 18 and are sleeved on the outer sides of the fixing sleeves 20 through threads, and the mounting, the seamless pipe elbow 14 can be conveniently replaced after being damaged, the fixing block 13 is arranged inside the mounting frame 10, the seamless pipe elbow 14 which is arranged at equal intervals is movably inserted inside the fixing block 13, the anti-abrasion tile 16 is arranged at the bottom end of the seamless pipe elbow 14, the anti-abrasion pieces 17 which are uniformly distributed are arranged at the top end of the seamless pipe elbow 14, the anti-abrasion pieces 17 and the anti-abrasion tile 16 are arranged on the upper side and the lower side of the seamless pipe elbow 14, so that the seamless pipe elbow 14 can cope with the impact of coal dust inside the boiler body 1, the coal dust which moves up and down can be prevented from causing certain abrasion on the seamless pipe elbow 14, the service life of the seamless pipe elbow 14 can be improved to a certain degree, the fixing block 13 is internally provided with fixing holes 21 which are arranged at equal intervals, one end of the seamless pipe elbow 14 is movably inserted inside the fixing hole 21, the fixing block 13 is internally provided with a limiting groove 23 which, the top of the fixed block 13 is vertically movably inserted with adjusting rods 15 which are arranged at equal intervals, the bottom end of each adjusting rod 15 is provided with an arc-shaped clamping plate 25, each arc-shaped clamping plate 25 is movably sleeved on the top of the corresponding seamless pipe bent pipe 14, the bottom of each adjusting rod 15 is provided with a movable plate 24, the middle part of each adjusting rod 15 and the position above the corresponding movable plate 24 are sleeved with a return spring 26, the outer side of each seamless pipe bent pipe 14 and the front side and the rear side of each arc-shaped clamping plate 25 are provided with limiting plates 22, each arc-shaped clamping plate 25 is sleeved on the outer side of the corresponding seamless pipe bent pipe 14, and the positions of the arc-shaped clamping plates 25 are limited by the limiting plates 22;

the two sides of the bottom end of the boiler body 1 and the two sides of the first movable hole 2 are both provided with a support frame 8, the inside of the support frame 8 is movably provided with a flow guide frame 7, the two sides of the support frame 8 are both provided with a chute 3, the two sides of the flow guide frame 7 are both provided with a fixing bolt 9 penetrating through the chute 3, the middle part of the fixing bolt 9 and the two sides of the support frame 8 are in threaded sleeve connection with an adjusting sleeve 4, the fixing bolt 9 is inserted in the chute 3 and is sleeved outside the fixing bolt 9 through the adjusting sleeve 4, the flow guide frame 7 can be fixed in the support frame 8, so that the seamless pipe bent pipe 14 is kept stable in the boiler body 1, the flow guide frame 7 is taken out from the inside of the support frame 8, the damaged seamless pipe bent pipe 14 is convenient to be replaced, one end of the seamless pipe bent pipe 14 far away from the fixing block 13 is movably inserted in the inside of the flow guide frame, the fixed sleeve 5 is respectively sleeved outside the seamless pipe bent pipe 14, the middle part of the bottom end of the diversion frame 7 is communicated with the diversion pipe 6, cold water is injected into the diversion frame 7 through the diversion pipe 6, the cold water can be uniformly injected into the seamless pipe bent pipe 14 through the diversion frame 7, the cold water is led into the boiler body 1, the cold water is heated, and the purpose of heating the cold water can be achieved.

To sum up, the utility model discloses when using, the inside temperature that makes its inside rise through burning the buggy of boiler body 1, let in cold water to the inside of guiding pipe 6, cold water enters the inside of guiding frame 7, then enter the inside of seamless pipe return bend 14 respectively, cold water passes through the middle part of seamless pipe return bend 14, the high temperature of the inside burning buggy of boiler body 1 can directly heat the cold water inside seamless pipe return bend 14, when the buggy is burnt, the hot-air in boiler body 1 can blow the buggy upwards, because the even coal granule of buggy, can wear and tear its surface when the buggy passes through seamless pipe return bend 14, through welding abrasionproof tile 16 and abrasionproof piece 17 in the bottom of seamless pipe return bend 14, can avoid seamless pipe return bend 14 direct and pulverized coal contact, thereby can solve the problem that seamless pipe return bend 14 received wearing and tearing, and through seamless pipe return bend 14 special shape, the coal dust can directly fall from the gap, so that the friction between the coal dust and the seamless pipe bent pipe 14 can be avoided, and the problem that the seamless pipe bent pipe 14 needs to be replaced after being abraded due to the friction is solved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 can effectively prevent accumulational dysmorphism buried pipe structure of coal slime, includes boiler body (1), its characterized in that: the boiler comprises a boiler body (1), a boiler body, a fixing frame (11), mounting frames (10), fixed blocks (13), seamless pipe bent pipes (14) which are arranged at equal intervals, anti-abrasion tiles (16) are arranged at the bottom ends of the seamless pipe bent pipes (14), and anti-abrasion sheets (17) which are uniformly distributed are arranged at the top ends of the seamless pipe bent pipes (14);

both sides of boiler body (1) bottom and the both sides that are located first activity hole (2) all install support frame (8), the inside movable mounting of support frame (8) has water conservancy diversion frame (7), the one end activity alternate insertion in the inside of water conservancy diversion frame (7) of fixed block (13) is kept away from in seamless pipe return bend (14).

2. The special-shaped buried pipe structure capable of effectively preventing coal slime from being accumulated according to claim 1, is characterized in that: the inside of the fixed block (13) is provided with fixed holes (21) which are arranged at equal intervals, one end of the seamless pipe elbow (14) is movably inserted in the fixing hole (21), a limiting groove (23) communicated with the fixing hole (21) is arranged in the fixing block (13), adjusting rods (15) which are arranged at equal intervals are vertically and movably inserted in the top of the fixed block (13), the bottom end of the adjusting rod (15) is provided with an arc-shaped clamping plate (25), the arc-shaped clamping plate (25) is movably sleeved on the top of the seamless pipe bent pipe (14), a movable plate (24) is arranged at the bottom of the adjusting rod (15), a return spring (26) is sleeved at the middle part of the adjusting rod (15) and above the movable plate (24), limiting plates (22) are arranged on the outer side of the seamless pipe bent pipe (14) and positioned on the front side and the rear side of the arc-shaped clamping plate (25).

3. The special-shaped buried pipe structure capable of effectively preventing coal slime from being accumulated according to claim 1, is characterized in that: through-hole (18) have all been seted up to the both sides on mount (11) top, dead lever (19) that pass through-hole (18) are all installed to the both sides on mount (10) top, the middle part of dead lever (19) and the top threaded connection that is located mount (11) have fixed cover (20).

4. The special-shaped buried pipe structure capable of effectively preventing coal slime from being accumulated according to claim 1, is characterized in that: spout (3) have all been seted up to the both sides of support frame (8), fixing bolt (9) that pass spout (3) are all installed to the both sides of water conservancy diversion frame (7), the middle part of fixing bolt (9) and the both sides screw thread cover that is located support frame (8) are equipped with adjusting collar (4).

5. The special-shaped buried pipe structure capable of effectively preventing coal slime from being accumulated according to claim 1, is characterized in that: the inner bottom wall of the diversion frame (7) is provided with fixed sleeves (5) which are arranged at equal intervals, and the fixed sleeves (5) are respectively sleeved on the outer sides of the seamless pipe bent pipes (14).

6. The special-shaped buried pipe structure capable of effectively preventing coal slime from being accumulated according to claim 1, is characterized in that: the middle part of the bottom end of the diversion frame (7) is communicated with a diversion pipe (6).