CN214662786U

CN214662786U - Sealing structure for air leakage of feed opening of grinding belt weigher

Info

Publication number: CN214662786U
Application number: CN202120430650.5U
Authority: CN
Inventors: 熊向辉; 雷鸿启
Original assignee: Ankang Yaobo Jianghua Cement Co ltd
Current assignee: Ankang Yaobo Jianghua Cement Co ltd
Priority date: 2021-02-28
Filing date: 2021-02-28
Publication date: 2021-11-09
Anticipated expiration: 2031-02-28

Abstract

The utility model discloses a go into mill belt weigher feed opening leak out seal structure, protect frame, rubber hose, first pipe thread, second pipe thread, fixed orifices and sealing washer including unloading pipe, metal collapsible tube, first fixed block, second fixed block, connecting plate, metal, the one end of unloading pipe is connected with rubber hose, the one end that rubber hose deviates from the unloading pipe is connected with the connecting plate, the metal protects the frame has been cup jointed in rubber hose's the outside, it has metal collapsible tube to peg graft in the metal protects the frame, metal collapsible tube fixes on the metal protects the frame through first fixed block and second fixed block. The utility model discloses possess and can prevent that raw coal suspension, wantonly splash and cause sealed belt weigher tailwheel to hide the serious advantage of material.

Description

Sealing structure for air leakage of feed opening of grinding belt weigher

Technical Field

The utility model relates to a coal pulverizer technical field specifically is a go into mill belt weigher feed opening seal structure that leaks out.

Background

The coal powder process system of the coal injection workshop section belongs to totally closed negative pressure operation, the seal belt weigher is the main apparatus providing raw coal for the coal pulverizer, the internal negative pressure can reach about 6KP, when the coal type changes, the feed opening of the original design can't meet the requirement of powder process, under the condition of starting and stopping the mill or adding and reducing the air suspension, the raw coal will suspend in the seal belt weigher, splash maliciously and cause the seal belt weigher tail pulley to cover the material seriously, the powder process will be forced to stop the machine to clear the coal deposit in the seal belt weigher at this moment, the average calculation must stop the machine once to clear every 40 minutes, otherwise cause the production accident very easily, because the powder process system is interrupted frequently, the influence is very big, one is greater to the apparatus damage; secondly, the power consumption is increased; thirdly, the labor intensity of the operating personnel is greatly increased; fourthly, the requirement of the coal extraction ratio of the blast furnace cannot be met, so that improvement is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a go into mill belt weigher feed opening leak out seal structure possesses the advantage that can prevent that raw coal suspension, wantonly splash from causing the sealed belt weigher tail pulley to cover the material serious, solved raw coal suspension, wantonly splash and cause the sealed belt weigher tail pulley to cover the material serious, the powder process production will be forced to shut down and clear up the inside long-pending coal of sealed belt weigher this moment, average calculation must shut down and clear up once every 40 minutes, otherwise very easy to cause the production accident, because the powder process system frequently interrupts, the influence is very big, firstly, damage to equipment is great; secondly, the power consumption is increased; thirdly, the labor intensity of the operating personnel is greatly increased; fourthly, the requirement of the coal extraction ratio of the blast furnace cannot be met.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an go into mill belt weigher feed opening seal structure that leaks out, protects frame, rubber hose, first pipe thread, second pipe thread, fixed orifices and sealing washer including unloading pipe, metal collapsible tube, first fixed block, second fixed block, connecting plate, metal, the one end of unloading pipe is connected with rubber hose, rubber hose deviates from the one end of unloading pipe and is connected with the connecting plate, the metal has been cup jointed in rubber hose's the outside and has protected the frame, the metal protects the interpolation of frame and has connect metal collapsible tube, metal collapsible tube fixes on the metal protects the frame through first fixed block and second fixed block.

Preferably, the first pipe thread is arranged on the outer side of the first fixing block, the first pipe thread and the second pipe thread are arranged on the second fixing block, and the first fixing block and the second fixing block are mounted on the metal protection frame through the first pipe thread.

Preferably, the second fixing block is in threaded connection with the first fixing block through a second pipe thread.

Preferably, the metal protection frame is provided with fixing holes in a penetrating manner, and the fixing holes are distributed on the metal protection frame in a rectangular array manner.

Preferably, the metal hose is provided with a limiting block, and the first fixing block and the second fixing block are clamped and fixed on two sides of the limiting block.

Preferably, the metal protective frame is uniformly distributed on the metal hose.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the connecting plate, the fixed orifices has been seted up on the connecting plate, when using, the user passes through the fixed orifices with the connecting plate, bolt and nut are connected fixedly with the belt weigher feed opening, protect the frame through setting up the metal, the metal protects the frame and passes through metal collapsible tube and connect fixedly, and be equipped with the stopper on the metal collapsible tube, first fixed block and second fixed block centre gripping are in the both sides of stopper, and first fixed block and second fixed block are installed on the metal protects the frame through first pipe thread, and then reach and make metal collapsible tube and metal protect the frame and be connected fixed effect, and the metal protects the frame and can protect rubber hose, prevent that rubber hose extrudees impairedly.

Drawings

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

fig. 2 is a schematic front view of the first fixing block and the second fixing block of the present invention;

fig. 3 is a schematic view of the appearance of the connection plate of the present invention.

In the figure: 1. a discharging pipe; 2. a metal hose; 3. a first fixed block; 4. a second fixed block; 5. a connecting plate; 6. a metal protective frame; 7. a rubber hose; 8. a first pipe thread; 9. a second pipe thread; 10. a fixing hole; 11. and (5) sealing rings.

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 end", "rear end", "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 description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 fig. 3, the present invention provides an embodiment:

the utility model provides a go into mill belt weigher feed opening seal structure that leaks out, including unloading pipe 1, metal collapsible tube 2, first fixed block 3, second fixed block 4, connecting plate 5, the metal protects frame 6, rubber collapsible tube 7, first pipe thread 8, second pipe thread 9, fixed orifices 10 and sealing washer 11, the one end of unloading pipe 1 is connected with rubber collapsible tube 7, the one end that rubber collapsible tube 7 deviates from unloading pipe 1 is connected with connecting plate 5, metal protects frame 6 has been cup jointed in rubber collapsible tube 7's the outside, metal protects frame 6 evenly distributed on metal collapsible tube 2.

The metal protection frame 6 is provided with a fixing hole 10 in a penetrating way, a user connects and fixes the connecting plate 5 with a belt scale feed opening through the fixing hole 10, bolts and nuts, the fixing hole 10 is distributed on the metal protection frame 6 in a rectangular array way, a metal hose 2 is inserted in the metal protection frame 6, the metal hose 2 is provided with a limiting block, a first fixing block 3 and a second fixing block 4 are clamped and fixed at two sides of the limiting block, the metal hose 2 is fixed on the metal protection frame 6 through the first fixing block 3 and the second fixing block 4, the outer side of the first fixing block 3 is provided with a first pipe thread 8, the second fixing block 4 is provided with a first pipe thread 8 and a second pipe thread 9, the second fixing block 4 is in threaded connection with the first fixing block 3 through the second pipe thread 9, the first fixing block 3 and the second fixing block 4 are installed on the metal protection frame 6 through the first pipe thread 8, and further the effect of connecting and fixing the metal hose 2 with the metal protection frame 6 is achieved, and the metal protective frame 6 can protect the rubber hose 7 and prevent the rubber hose 7 from being damaged by extrusion.

The working principle is as follows: the user is when using, the user passes through fixed orifices 10 with connecting plate 5, bolt and nut are connected fixedly with the belt weigher feed opening, first pipe thread 8 has been seted up in the outside of first fixed block 3, first pipe thread 8 and second pipe thread 9 have been seted up on the second fixed block 4, second fixed block 4 passes through second pipe thread 9 and 3 threaded connection of first fixed block, first fixed block 3 and second fixed block 4 are installed on metal protects frame 6 through first pipe thread 8 screw thread, and then reach and make metal hose 2 and metal protect frame 6 and be connected fixed effect, and metal protects frame 6 and can protect rubber hose 7, prevent that rubber hose 7 from extrudeing impairedly.

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

1. The utility model provides a go into mill belt weigher feed opening seal structure that leaks out, includes unloading pipe (1), metal collapsible tube (2), first fixed block (3), second fixed block (4), connecting plate (5), metal protect frame (6), rubber hose (7), first pipe thread (8), second pipe thread (9), fixed orifices (10) and sealing washer (11), its characterized in that: the one end of unloading pipe (1) is connected with rubber hose (7), the one end that rubber hose (7) deviates from unloading pipe (1) is connected with connecting plate (5), metal protecting frame (6) have been cup jointed in the outside of rubber hose (7), it has metal hose (2) to peg graft in metal protecting frame (6), metal hose (2) are fixed on metal protecting frame (6) through first fixed block (3) and second fixed block (4).

2. The grinding belt scale feed opening air leakage sealing structure of claim 1, which is characterized in that: first pipe thread (8) have been seted up in the outside of first fixed block (3), first pipe thread (8) and second pipe thread (9) have been seted up on second fixed block (4), first fixed block (3) and second fixed block (4) are installed on metal protects frame (6) through first pipe thread (8) screw thread.

3. The grinding belt scale feed opening air leakage sealing structure of claim 2, characterized in that: the second fixing block (4) is in threaded connection with the first fixing block (3) through a second pipe thread (9).

4. The grinding belt scale feed opening air leakage sealing structure of claim 1, which is characterized in that: the metal protection frame (6) is provided with fixing holes (10) in a penetrating mode, and the fixing holes (10) are distributed on the metal protection frame (6) in a rectangular array mode.

5. The grinding belt scale feed opening air leakage sealing structure of claim 1, which is characterized in that: the metal hose (2) is provided with a limiting block, and the first fixing block (3) and the second fixing block (4) are clamped and fixed on two sides of the limiting block.

6. The grinding belt scale feed opening air leakage sealing structure of claim 1, which is characterized in that: the metal protective frames (6) are uniformly distributed on the metal hose (2).