CN216590459U - Improved pulverized coal conveying hose - Google Patents
Improved pulverized coal conveying hose Download PDFInfo
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- CN216590459U CN216590459U CN202122134376.XU CN202122134376U CN216590459U CN 216590459 U CN216590459 U CN 216590459U CN 202122134376 U CN202122134376 U CN 202122134376U CN 216590459 U CN216590459 U CN 216590459U
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- hose
- ring
- pulverized coal
- threaded
- mouthful
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Abstract
The utility model discloses an improved coal powder conveying hose, and relates to the technical field of coal powder conveying. Including public mouthful of hose, the solid fixed ring of the equal fixedly connected with in both sides of public mouthful of hose, a plurality of screw holes, opposite side have been seted up to one of them side of solid fixed ring a plurality of unthreaded holes have been seted up to one of them side, female mouthful of hose, the equal fixedly connected with ring in both sides of female mouthful of hose, this utility model relates to an improved generation coal powder conveying hose is after improving, and when the damage appears in coal powder conveying hose, does not need the whole section to change, directly change damaged section coal powder conveying hose can, to not having damaged hose portion to continue to use, reduced the hose disability rate. The utility model has the advantages of high strength, stable performance, high connection speed, short replacement time, simplicity, rapidness, flexibility, convenient disassembly, low labor intensity, good economic and environmental benefits, strong practicability and the like, and can completely meet the production requirements.
Description
Technical Field
The utility model relates to the technical field of pulverized coal conveying, in particular to an improved pulverized coal conveying hose.
Background
As the lime kiln uses the pulverized coal as fuel, the raw coal is ground into the pulverized coal with a certain granularity by the grinding machine, and the pulverized coal is collected and then sent to the inside of the kiln chamber through the conveying system to be combusted so as to provide the heat supply required by the production of the lime kiln. In the prior art, an integral coal powder conveying hose is basically adopted to convey coal powder, when powdered coal powder passes through a corner of the coal powder conveying hose in the conveying process, conveying fluid changes the original direction, the flow rate of the cross section of the coal powder hose is uneven, and the flow rate of the corner close to the outer side is large, so that the abrasion of the corner of the coal powder conveying hose is larger than that of a vertical part and a horizontal part, and the hose is easy to wear through. Traditional buggy conveying hose divide into two kinds of 19m and 21m types, and the damaged back of hose corner leads to the buggy to reveal, causes a series of problems such as safety, environmental protection, production, needs in time to change whole hose this moment.
The existing pulverized coal conveying hose is damaged and needs to be replaced, the whole pulverized coal conveying hose is generally required to be replaced, the defects of long time consumption, large workload, complex process, influence on product quality and yield, increase in production cost and the like are overcome, the pulverized coal conveying hose at the corner only accounts for about 30% of the whole pulverized coal conveying hose, and after the replaced damaged pulverized coal conveying hose is inspected, the hoses at the horizontal part and the vertical part are basically not abraded, the sections of the hoses are uniformly abraded, and the materials of the hoses are greatly wasted.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model discloses an improved pulverized coal conveying hose to solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: an improved pulverized coal conveying hose comprising:
the two sides of the male hose are fixedly connected with fixing rings, one side of each fixing ring is provided with a plurality of threaded holes, and the other side of each fixing ring is provided with a plurality of unthreaded holes;
the female mouthful of hose, the equal fixedly connected with ring in both sides of female mouthful of hose, a plurality of screw holes have been seted up to one of them side of ring, the opposite side a plurality of unthreaded holes have been seted up to one of them side of ring.
Preferably, the outer wall of public mouthful of hose and female mouthful of hose all is provided with ball valve switch, two gu fixed ring one side in opposite directions is provided with flexible pipe, and is located the outer wall of public mouthful of hose.
Preferably, an arc groove is formed in the female hose, and a rubber O-shaped ring is arranged in the arc groove.
Preferably, the front surface of the fixing ring is fixedly connected with a convex block, and the convex block is connected with the arc groove in a sliding and penetrating manner.
Preferably, a plurality of unthreaded holes are all provided with threaded loose joints in inside, and a plurality of threaded loose joints are respectively and threadedly inserted and connected with a plurality of threaded holes.
The utility model discloses an improved pulverized coal conveying hose, which has the following beneficial effects:
the utility model discloses an improved generation coal powder conveying hose is after improving, and when the coal powder conveying hose appeared damaged, do not need whole section to change, directly change damaged section coal powder conveying hose can, to not having damaged hose portion to continue to use, reduced the hose disability rate. The utility model has the advantages of high strength, stable performance, high connection speed, short replacement time, simplicity, rapidness, flexibility, convenient disassembly, low labor intensity, good economic and environmental benefits, strong practicability and the like, and can completely meet the production requirement.
Drawings
FIG. 1 is a schematic view of a connection structure of a delivery hose according to the present invention;
FIG. 2 is a schematic view of the female hose of the present invention;
FIG. 3 is a schematic view of the internal structure of the hose of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. a male hose; 101. a fixing ring; 102. a threaded hole; 103. a bump; 104. a ball valve switch; 2. a female port hose; 201. a circular ring; 202. a light hole; 203. an arc groove; 3. a threaded union; 4. a telescopic pipe; 5. and a rubber O-shaped ring.
Detailed Description
The embodiment of the utility model discloses an improved pulverized coal conveying hose, which comprises the following components in percentage by weight as shown in figures 1-4:
the flexible pipe comprises a male hose 1, fixing rings 101 are fixedly connected to two sides of the male hose 1, the fixing rings 101 are used in match with a ring 201, the male hose 1 is fixedly connected with a female hose 2 under the action of a threaded union 3, a plurality of threaded holes 102 are formed in one side of each fixing ring 101, the threaded holes 102 are used for accommodating threaded unions 3, the connecting parts among multiple sections of hoses are connected in a threaded union 3 connecting mode, each threaded union 3 comprises a male opening, a female opening and a female sleeve, the plurality of threaded unions 3 are respectively in threaded connection with the plurality of threaded holes 102, when a force is applied, the threaded unions 3 rotate inside the threaded holes 102, a plurality of unthreaded holes 202 are formed in one side of the fixing ring 101 on the other side, the threaded unions 3 are arranged inside the unthreaded holes 202, the unthreaded holes 202 are used for accommodating the threaded unions 3, and the unthreaded holes 202 are respectively inserted into the threaded unions 3 in a sliding connection, when the force is applied, the threaded movable joint 3 slides in the unthreaded hole 202, and in order to meet the use requirements of lime kilns of different types and sizes, the pulverized coal conveying hose is formed by freely combining and splicing various pulverized coal hoses with different lengths (one meter, two meters, three meters and four meters) and threaded movable joints 3 according to the specific conditions and process requirements of field installation;
female mouthful of hose 2, the equal fixedly connected with ring 201 in both sides of female mouthful of hose 2, a plurality of screw holes 102 have been seted up to one of them side of ring 201, and a plurality of unthreaded holes 202 have been seted up to one of them side of opposite side ring 201.
Public mouthful of hose 1 all is provided with ball valve switch 104 with the outer wall of female mouthful of hose 2, fixed ball valve is installed additional in whole section buggy hose's import department and exit, ball valve switch 104 is used for controlling fixed ball valve, two solid fixed ring 101 one side in opposite directions are provided with flexible pipe 4, and be located public mouthful of hose 1's outer wall, two rings 201 one side in opposite directions are provided with flexible pipe 4, and be located female mouthful of hose 2's outer wall, flexible pipe 4 pliability is strong, can bend, the high difficult emergence damage of impact that can effectually bear the buggy of intensity.
The working principle is as follows:
when the user discovers that the male hose 1 is broken and leaks pulverized coal in the using process, firstly, the ball valves at the inlet and the outlet of the male hose 1 are immediately closed by using the ball valve switch 104, the threaded movable joints 3 at the two ends of the male hose 1 are found, then the hand-held tool is attached to the threaded movable joints 3, the tool is rotated anticlockwise forcibly, the threaded movable joints 3 rotate anticlockwise along with the tool, the threaded movable joints 3 move to the inside of the unthreaded hole 202 from the threaded holes 102, then the threaded movable joints 3 are taken out, the limitation of the male hose 1 is relieved by the threaded movable joints 3, then the male hose 1 is taken down, the new male hose 1 with the corresponding model is replaced, then the threaded movable joints 3 are moved to the inside of the unthreaded hole 202, then the threaded movable joints 3 are rotated clockwise by the hand-held tool, the threaded movable joints 3 move to the inside of the threaded holes 102, after the threaded movable joints 3 are sequentially installed, and the ball valves at the two ends of the male hose 1 are opened by using the hand-held ball valve switch 104.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. An improved pulverized coal conveying hose, which is characterized by comprising:
the novel male hose comprises a male hose (1), wherein two sides of the male hose (1) are fixedly connected with fixing rings (101), one side of each fixing ring (101) is provided with a plurality of threaded holes (102), and the other side of each fixing ring (101) is provided with a plurality of unthreaded holes (202);
female mouthful of hose (2), the equal fixedly connected with ring (201) in both sides of female mouthful of hose (2), a plurality of screw holes (102) have been seted up to one of them side of ring (201), and a plurality of unthreaded holes (202) have been seted up to the opposite side one of them side of ring (201).
2. An improved pulverized coal conveying hose as claimed in claim 1, wherein: the outer wall of public mouthful hose (1) and female mouthful hose (2) all is provided with ball valve switch (104), two fixed ring (101) one side in opposite directions is provided with flexible pipe (4), and is located the outer wall of public mouthful hose (1).
3. An improved pulverized coal conveying hose as claimed in claim 1, wherein: an arc groove (203) is formed in the female opening hose (2), and a rubber O-shaped ring (5) is arranged in the arc groove (203).
4. An improved pulverized coal conveying hose as claimed in claim 1, wherein: the front face of the fixing ring (101) is fixedly connected with a convex block (103), and the convex block (103) is connected with the arc groove (203) in a sliding penetrating mode.
5. An improved pulverized coal conveying hose as claimed in claim 1, wherein: the inner parts of the unthreaded holes (202) are all provided with threaded movable joints (3), and the threaded movable joints (3) are respectively in threaded penetrating connection with the threaded holes (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122134376.XU CN216590459U (en) | 2021-09-06 | 2021-09-06 | Improved pulverized coal conveying hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122134376.XU CN216590459U (en) | 2021-09-06 | 2021-09-06 | Improved pulverized coal conveying hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216590459U true CN216590459U (en) | 2022-05-24 |
Family
ID=81636342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122134376.XU Active CN216590459U (en) | 2021-09-06 | 2021-09-06 | Improved pulverized coal conveying hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216590459U (en) |
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2021
- 2021-09-06 CN CN202122134376.XU patent/CN216590459U/en active Active
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