CN217737864U - Kiln head positive pressure airtight protection type sealing structure - Google Patents

Abstract

The utility model discloses a kiln head positive pressure gas tightness protection type seal structure, including adapter sleeve, shell and sleeve pipe, the inner wall of shell has the inside lining through threaded connection, and the outer skin weld of shell has the fixed plate, the inner wall welding of fixed plate has the mounting, the adapter sleeve has been cup jointed in the slip on the shell, there is the second bolt through threaded connection on the adapter sleeve, and the adapter sleeve passes through the second bolted connection on the shell, the welding has first link on the adapter sleeve, laminating installs bellows on the shell, and the side end face embedding of bellows is fixed with the connecting pipe, fixed mounting has the ring flange on the connecting pipe, and has the third bolt through threaded connection in the ring flange, the welding of sheathed tube inner wall has the locating part, the welding has the second link on the bellows, has the fourth bolt through threaded connection in the second link. The utility model discloses satisfy sealed demand, prevent when sealing that the high temperature from causing the damage, can change fast and maintain when just using.

Description

Kiln head positive pressure airtight protection type sealing structure

Technical Field

The utility model relates to a rotary kiln hood seals technical field, specifically is a kiln hood positive pressure gas tight protection formula seal structure.

Background

The cement rotary kiln belongs to the field of building material equipment, and is one kind of lime kiln. The rotary kiln can be divided into a cement rotary kiln, a metallurgical chemical rotary kiln and a lime rotary kiln according to different materials to be treated. The rotary cement kiln is the main equipment of the cement clinker dry and wet production line. The rotary kiln is widely used in metallurgy, chemical industry, building refractory material, environmental sanitation and other industries. The materials of the internal heating rotary kiln directly contact with flame and flue gas, the oxidation or reduction atmosphere in the kiln can be realized through regulation, refractory bricks are built on the inner wall of the barrel, the lining of the head and tail covers is made of high-strength wear-resistant casting materials, and the head and tail covers and the barrel are flexibly sealed, so that dust raising and material leakage can be thoroughly avoided.

However, when the existing rotary kiln is used, a large amount of smoke and dust is easily generated due to air outlet, particles in the smoke and dust can abrade the pipeline, the temperature of the smoke and dust is high, rapid cooling cannot be performed, the service life of the pipeline is easily influenced, and poor practicability is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kiln head positive pressure gas tight protection formula seal structure to solve the problem that proposes 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 kiln head positive pressure airtight protection formula seal structure, includes adapter sleeve, shell and sleeve pipe, the inner wall of shell has the inside lining through threaded connection, and the outer skin weld of shell has the fixed plate, the inner wall welding of fixed plate has the mounting, the adapter sleeve has been cup jointed in the slip on the shell, the welding has first link on the adapter sleeve, the laminating is installed bellows on the shell, and the side end face embedding of bellows is fixed with the connecting pipe, the welding of sheathed tube inner wall has the locating part.

Preferably, the fixing piece limits the lining, a first bolt is connected into the fixing plate through threads, and the fixing piece is limited by the first bolt.

Preferably, the connecting sleeve is connected with a second bolt through threads, and the connecting sleeve is connected to the shell through the second bolt.

Preferably, the connecting pipe is fixedly provided with a flange plate, and the flange plate is internally connected with a third bolt through threads.

Preferably, a fixed pipe is fitted and fixed to a side end surface of the sleeve, and the fixed pipe is screwed into the housing.

Preferably, the sleeve is provided with four through holes, and the four through holes are distributed in an annular array relative to the circle center of the sleeve.

Preferably, a second connecting frame is welded on the air box, a fourth bolt is connected into the second connecting frame through threads, and the fourth bolt is connected into the first connecting frame through threads.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the shell, personnel are when being connected shell and rotary kiln, personnel install the inside lining behind the shell, the inside lining carries out centre gripping and spacing through the elastic deformation of mounting, and spacing personnel rotate first bolt and extrude the mounting when, make the mounting deform, conveniently adjust and spacing according to the size of inside lining, the inner wall that makes the shell carries out wear-resisting through the inside lining, prevent that the shell of direct wear from influencing life, can dismantle the inside lining fast after using and follow and trade and maintain, make the practicality higher, it is more convenient to install and maintain.

2. The utility model discloses a set up bellows, personnel are when being connected shell and rotary kiln, personnel install the fixed pipe of sleeve pipe side end face behind the shell, the smoke and dust that the rotary kiln produced is strikeed and is cushioned on the locating part, and the particulate matter in the smoke and dust discharges through the through-hole when buffering, and personnel are connected bellows through fourth bolt and adapter sleeve when using, connect back personnel and connect through the outside fan of connecting pipe, connect the back fan and carry out the air admission to the connecting pipe, dispel the heat to the shell during the air admission, prevent that the shell temperature is too high, influence actual life.

Drawings

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

FIG. 2 is a schematic side view of the sleeve according to the present invention;

fig. 3 is a schematic view of the internal structure of the sleeve of the present invention;

fig. 4 is a schematic view of the internal structure of the housing of the present invention.

In the figure: 1. a first bolt; 2. a fixing plate; 3. connecting sleeves; 4. a second bolt; 5. a first connecting frame; 6. a second link frame; 7. an air box; 8. a housing; 9. a through hole; 10. a sleeve; 11. a third bolt; 12. a flange plate; 13. a connecting pipe; 14. a fourth bolt; 15. a fixing member; 16. a stopper; 17. fixing the tube; 18. and (4) lining.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides an embodiment of: the utility model provides a kiln head is compressed air and is protected seal structure, including adapter sleeve 3, shell 8 and sleeve pipe 10, there is inside lining 18 the inner wall of shell 8 through threaded connection, and the outer surface welding of shell 8 has fixed plate 2, the inner wall welding of fixed plate 2 has mounting 15, mounting 15 is spacing to inside lining 18, there is first bolt 1 through threaded connection in the fixed plate 2, and first bolt 1 carries on spacingly to mounting 15, sliding on the shell 8 has cup jointed adapter sleeve 3, there is second bolt 4 through threaded connection on the adapter sleeve 3, and adapter sleeve 3 passes through second bolt 4 to be connected on shell 8, the welding has first link 5 on the adapter sleeve 3, laminating installs bellows 7 on the shell 8, and the side end embedding of bellows 7 is fixed with connecting pipe 13, through setting up shell 8, personnel are when being connected shell 8 with the rotary kiln, personnel install inside lining 18 behind shell 8, 18 carries out centre gripping and spacing through the elastic deformation of mounting 15, and personnel rotate first bolt 1 and extrude mounting 15 when spacing, make mounting 15 deform, conveniently adjust and spacing according to the size of inside lining 18, make the inner wall of shell 8 carry out the centre gripping and spacing through inside lining 18, prevent to carry out the influence on the wearing and tearing directly, the maintenance, the convenience is more convenient and more convenient in the life-changing, the installation, it can be convenient and more convenient to use, it can dismantle with the inside lining 18, it can change the convenience.

The flange plate 12 is fixedly installed on the connecting pipe 13, the flange plate 12 is internally connected with a third bolt 11 through threads, a limiting part 16 is welded on the inner wall of the sleeve 10, a fixed pipe 17 is fixedly embedded in the side end face of the sleeve 10, the fixed pipe 17 is connected into the shell 8 through threads, four through holes 9 are formed in the sleeve 10, the four through holes 9 are distributed in an annular array mode relative to the center of the sleeve 10, the second connecting frame 6 is welded on the air box 7, a fourth bolt 14 is connected into the second connecting frame 6 through threads, the fourth bolt 14 is connected into the first connecting frame 5 through threads, the air box 7 is arranged, when the shell 8 is connected with the rotary kiln, a person installs the fixed pipe 17 on the side end face of the sleeve 10 into the shell 8, smoke generated by the rotary kiln is impacted on the limiting part 16 to be buffered, particles in the smoke are discharged through the through holes 9 during buffering, the air box 7 is connected with the connecting sleeve 3 through the fourth bolt 14 when the shell 8 is used, the person is connected with a fan outside the connecting pipe 13, air inlet is used for air, the shell 8 is prevented from being subjected to influence on heat dissipation and service life.

The working principle is as follows: personnel are when being connected shell 8 and rotary kiln, personnel install inside lining 18 back in shell 8, inside lining 18 carries out centre gripping and spacing through the elastic deformation of mounting 15, and personnel rotate first bolt 1 and extrude mounting 15 when spacing, make mounting 15 carry out deformation, conveniently adjust and spacing according to inside lining 18's size, the inner wall that makes shell 8 carries out wear-resistantly through inside lining 18, prevent that direct wear and tear shell 8 from influencing life, can dismantle inside lining 18 fast after the use and follow and trade and maintain. When the personnel is being connected shell 8 and rotary kiln, the personnel installs the fixed pipe 17 of sleeve pipe 10 side end face back in shell 8, the smoke and dust that the rotary kiln produced strikes and cushions on locating part 16, and the particulate matter in the smoke and dust discharges through-hole 9 during the buffering, and the personnel is connected bellows 7 with adapter sleeve 3 through fourth bolt 14 when using, the personnel is connected through the outside fan of connecting pipe 13 after connecting, connect back fan and admit air connecting pipe 13, be connected through connecting pipe 13 and shell 8, the heat that shell 8 produced adsorbs through connecting pipe 13, dispel the heat to shell 8 through the flow of gas during the absorption, prevent that shell 8 high temperature.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a kiln head positive pressure gas tight protection formula seal structure, includes adapter sleeve (3), shell (8) and sleeve pipe (10), its characterized in that: the inner wall of shell (8) has inside lining (18) through threaded connection, and the outer skin weld of shell (8) has fixed plate (2), the inner wall weld of fixed plate (2) has mounting (15), sliding sleeve has cup jointed adapter sleeve (3) on shell (8), the welding has first link (5) on adapter sleeve (3), bellows (7) are installed in the laminating on shell (8), and the side end embedding of bellows (7) is fixed with connecting pipe (13), the inner wall weld of sleeve pipe (10) has locating part (16).

2. The kiln head positive pressure gas-tight protective sealing structure according to claim 1, characterized in that: the fixing piece (15) limits the lining (18), the fixing plate (2) is internally connected with a first bolt (1) through threads, and the fixing piece (15) is limited by the first bolt (1).

3. The kiln head positive pressure gas-tight protective sealing structure according to claim 1, characterized in that: the connecting sleeve (3) is connected with a second bolt (4) through threads, and the connecting sleeve (3) is connected to the shell (8) through the second bolt (4).

4. The kiln head positive pressure gas-tight protective sealing structure according to claim 1, characterized in that: and a flange plate (12) is fixedly mounted on the connecting pipe (13), and a third bolt (11) is connected in the flange plate (12) through a thread.

5. The kiln head positive pressure gas-tight protective sealing structure according to claim 1, characterized in that: a fixing pipe (17) is embedded and fixed in the side end face of the sleeve (10), and the fixing pipe (17) is connected into the shell (8) through threads.

6. The kiln head positive pressure gas-tight protective sealing structure according to claim 1, characterized in that: the sleeve (10) is provided with four through holes (9), and the four through holes (9) are distributed in an annular array relative to the circle center of the sleeve (10).

7. The kiln head positive pressure gas-tight protective sealing structure according to claim 1, characterized in that: the bellows (7) are welded with a second connecting frame (6), a fourth bolt (14) is connected into the second connecting frame (6) through threads, and the fourth bolt (14) is connected into the first connecting frame (5) through threads.

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