CN215050432U - Improved blast furnace coal injection gun clip - Google Patents
Improved blast furnace coal injection gun clip Download PDFInfo
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- CN215050432U CN215050432U CN202120727665.8U CN202120727665U CN215050432U CN 215050432 U CN215050432 U CN 215050432U CN 202120727665 U CN202120727665 U CN 202120727665U CN 215050432 U CN215050432 U CN 215050432U
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Abstract
The utility model belongs to the technical field of the gallium oxide, and an improved generation blast furnace coal injection rifle checkpost is disclosed, including the checkpost body, the top fixedly connected with contact surface of checkpost body, the outer wall of checkpost body sets up threaded hole, the inner wall threaded connection of screw hole has the bolt. This improved generation blast furnace coal injection rifle checkpost, can be to the life cycle and the hot air current that improve the coal injection rifle not extravagant, effectively ensured coal injection in-process checkpost body and coal injection rifle fully sealed, avoid hot-blast leakage, and make the coal injection rifle avoid again to wash away the rifle body oxidation scaling loss that causes from the hot-blast continuous scouring that checkpost body clearance department flows back, and through the sealing layer that sets up, it is tight with the checkpost body seal to make the coal injection rifle, hot-blast leakage-free, the purpose that life cycle is long and hot air current is not wasted has been reached, this improved generation blast furnace coal injection rifle checkpost's practicality and result of use are showing the reinforcing, the user is used for improving life cycle, the user demand that hot air current is not wasted can be satisfied.
Description
Technical Field
The utility model relates to a coal injection gun technical field, concretely relates to improved generation blast furnace coal injection gun checkpost.
Background
The coal injection gun is one of the important devices of a blast furnace coal injection system, is made of heat-resistant seamless steel pipes, and is divided into a common coal injection gun and an oxygen coal injection gun according to the difference of injection media. The coal injection medium of the common coal injection gun is compressed air, the oxygen coal injection gun is oxygen as a medium, and the common coal injection gun is of a common coal injection gun type and an oxygen coal injection gun type, wherein the common coal injection gun is divided into an inclined insertion type, a direct insertion type and an air port fixed type according to a gun insertion mode.
However, the existing improved blast furnace coal injection gun clip has the following defects:
1. the improved blast furnace coal injection gun clip has the problems that the service cycle is short and hot air flow is wasted, for example, when the blast furnace coal injection gun is used, high-speed coal powder flow is injected into a furnace cylinder quantitatively through the coal injection gun inserted into a hot air straight blow pipe so as to achieve the purpose of improving the heat of the furnace cylinder, and in actual production, because an asbestos sealing layer is not effectively compressed and fixed, the asbestos sealing layer is often blown out of the tail end of the clip by the hot air flow in a short time, the gap between the coal injection gun and the tail end of the clip cannot be sealed, the coal injection gun is oxidized and burned under the continuous washing of the hot air flow, the service life of the coal injection gun is further influenced, the use effect and the practicability of the device are improved, in addition, the operation is complex, the structure is insufficient, and the use requirements of a user for improving the service cycle and not wasting the hot air flow are difficult to meet;
2. the installation operation is comparatively complicated, and inconvenient user installs, uses inconveniently.
SUMMERY OF THE UTILITY MODEL
For solving the problem that proposes among the above-mentioned background art, the utility model provides an improved generation blast furnace coal injection rifle checkpost has life cycle length, hot air current is not extravagant, has solved the problem that general improved generation blast furnace coal injection rifle checkpost life cycle is short, hot air current is extravagant.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an improved generation blast furnace coal injection rifle checkpost, includes the checkpost body, the top fixedly connected with contact surface of checkpost body, the outer wall of checkpost body sets up threaded hole, the inner wall threaded connection of screw hole has the bolt, the outer wall threaded connection of bolt has first nut, the external screw thread has been seted up to the outer wall of checkpost body, the one end threaded connection of checkpost body has the second nut, the sealing layer is installed to the inner wall of second nut.
The outer wall of the clamp body is provided with a key groove, the outer wall of the clamp body is fixedly connected with a rotary flap, the clamp body is movably connected with a ball valve through the rotary flap, and the inner wall of the second nut is movably connected with a coal injection gun.
In order to facilitate the limiting of the positions of the clamp body and the ball valve, one side of the bolt penetrates through the outer wall of the clamp body, and the outer wall of the bolt is in threaded connection with the inner wall of the threaded hole.
In order to fix the position of the bolt conveniently, the inner wall of the first nut is in threaded connection with the outer wall of the bolt, and the shape and the size of the first nut are matched with those of the bolt.
In order to conveniently connect the second nut with the clip body, the inner wall of the second nut is provided with an internal thread, and the inner wall of the second nut is connected with the external thread of the outer wall of the clip body through the internal thread.
In order to fully improve the sealing effect, the sealing layer is made of asbestos, and the shape and the size of the sealing layer are matched with those of the second nut.
In order to fix the positions of the clip body and the ball valve conveniently, the number of the rotary petals is two, and the clip body is movably connected with the ball valve through the two rotary petals.
In order to adjust the coal injection amount conveniently, the inner wall of the ball valve is movably connected with a coal injection gun, and the shape and the size of the ball valve are matched with those of the coal injection gun.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the improved blast furnace coal injection gun clip is characterized in that a sealing layer is arranged on the inner wall of a second nut, one end of a clip body is fully screwed with the second nut, a contact surface at the other end of the clip body is connected with a ball valve, the clip body is screwed with the ball valve through a rotary flap, the clip body and the ball valve sleeve are fastened at the proper position of a coal injection gun by a bolt and the first nut, after assembly, nitrogen medium is used for starting quantitative coal injection through the coal injection gun, the service cycle of the coal injection gun is prolonged, hot air flow is not wasted, the sufficient sealing of the clip body and the coal injection gun in the coal injection process is effectively ensured, hot air leakage is avoided, the coal injection gun is prevented from being oxidized and damaged by continuous washing of hot air flowing back from a gap of the clip body, and the coal injection gun and the clip body are tightly sealed through the arranged sealing layer, no hot-blast air leaks, has reached the purpose that life cycle is long and hot air current does not waste, and the practicality and the result of use of this improved generation blast furnace coal injection rifle checkpost are showing the reinforcing, and the user is used for improving life cycle, the not waste user demand of hot air current can be satisfied.
2. This improved generation blast furnace coal injection rifle checkpost screws checkpost body and pellet shot from a slingshot valve through revolving the lamella, fastens checkpost body and pellet shot from a slingshot valve barrel at the suitable position of coal injection rifle and with bolt and first nut again, starts quantitative coal injection through coal injection rifle with the nitrogen gas medium after the assembly is accomplished, can the person of facilitating the use install, and the operation of being convenient for, workman intensity of labour reduces by a wide margin, and is rational in infrastructure and firm, and user's user demand is satisfied.
To sum up, this improved generation blast furnace coal injection rifle checkpost has life cycle length and the characteristics that hot-blast air current does not waste.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is an overall structure diagram of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention
Fig. 4 is a schematic view of the clip body, the coal injection gun and the ball valve structure of the present invention.
In the figure, 1, a clip body; 2. a contact surface; 3. a threaded hole; 4. a bolt; 5. a nut; 6. an external thread; 7. a second nut; 8. a sealing layer; 9. a keyway; 10. a coal injection gun; 11. a ball valve; 12. rotating the valve; 13. an internal thread.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an improved generation blast furnace coal injection rifle checkpost, includes checkpost body 1, and the top fixedly connected with contact surface 2 of checkpost body 1, the outer wall of checkpost body 1 offered screw hole 3, and the inner wall threaded connection of screw hole 3 has bolt 4, and the outer wall threaded connection of bolt 4 has first nut 5, and the outer wall of checkpost body 1 has offered external screw thread 6, and the one end threaded connection of checkpost body 1 has second nut 7, and sealing layer 8 is installed to the inner wall of second nut 7.
The key groove 9 is formed in the outer wall of the clamp body 1, the rotary flap 12 is fixedly connected to the outer wall of the clamp body 1, the ball valve 11 is movably connected to the clamp body 1 through the rotary flap 12, and the coal injection gun 10 is movably connected to the inner wall of the second nut 7.
In this embodiment: firstly, the sealing layer 8 is arranged on the inner wall of the second nut 7, then one end of the clamp body 1 is fully screwed with the second nut 7, then the contact surface 2 at the other end of the clamp body 1 is connected with the ball valve 11, then the clamp body 1 is screwed with the ball valve 11 through the rotary flap 12, then the clamp body 1 and the ball valve 11 are sleeved on the proper position of the coal injection gun 10 and fastened by the bolt 4 and the first nut 5, after the assembly is finished, the coal injection gun 10 starts to inject coal quantitatively by using nitrogen medium, the service cycle of the coal injection gun 10 can be prolonged, the hot air flow is not wasted, the sufficient sealing of the clamp body 1 and the coal injection gun 10 in the coal injection process is effectively ensured, the hot air leakage is avoided, the coal injection gun 10 is prevented from being burnt by the continuous scouring of hot air flowing back from the gap of the clamp body 1, and the coal injection gun 10 is tightly sealed with the clamp body 1 through the arranged sealing layer 8, the improved blast furnace coal injection gun clamp has the advantages that hot air leakage is avoided, the purposes of long service life and no waste of hot air flow are achieved, the practicability and the use effect of the improved blast furnace coal injection gun clamp are remarkably enhanced, and the use requirements of a user for improving the service life and no waste of hot air flow can be met;
the rotary valve 12 screws the clip body 1 and the ball valve 11, the clip body 1 and the ball valve 11 are sleeved at the proper position of the coal injection gun 10 and fastened by the bolt 4 and the first nut 5, and after the assembly is completed, nitrogen media is used for starting quantitative coal injection through the coal injection gun 10, so that the coal injection gun can be conveniently installed by a user, the operation is convenient, the labor intensity of workers is greatly reduced, the structure is reasonable and firm, and the use requirements of the user are met.
As a technical optimization scheme of the utility model, one side of bolt 4 runs through the outer wall of checkpost body 1, and the outer wall of bolt 4 and the inner wall threaded connection of screw hole 3.
In this embodiment: the bolt 4 is arranged, so that the clamp body 1 and the ball valve 11 can be conveniently sleeved on the proper position of the coal injection gun 10.
As a technical optimization scheme of the utility model, the inner wall of first nut 5 and bolt 4's outer wall threaded connection, and the shape size of first nut 5 all matches each other with bolt 4's shape size.
In this embodiment: the bolt 4 is conveniently fixed by the arranged first nut 5.
As a technical optimization scheme of the utility model, internal thread 13 is seted up to the inner wall of second nut 7, and the inner wall of second nut 7 passes through internal thread 13 and 6 threaded connection of external screw thread of 1 outer wall of checkpost body.
In this embodiment: through the internal thread 13 and the external thread 6 that set up, conveniently be connected second nut and checkpost body 1.
As a technical optimization scheme of the utility model, sealing layer 8 is the asbestos material sealing layer, and sealing layer 8's shape size and second nut 7's shape size all match each other.
In this embodiment: through the sealing layer 8 that sets up, be convenient for fully improve sealed effect.
As a technical optimization scheme of the utility model, the quantity of revolving lamella 12 is two, and checkpost body 1 revolves lamella 12 and pellet shot from a slingshot valve 11 swing joint through two.
In this embodiment: the clip body 1 is convenient to be screwed on the ball valve 11 through the arranged rotary flap 12.
As a technical optimization scheme of the utility model, the inner wall swing joint of pellet shot from a slingshot valve 11 has coal injection gun 10, and the shape size of pellet shot from a slingshot valve 11 all matches each other with coal injection gun 10's shape size.
In this embodiment: the coal injection quantity can be conveniently adjusted through the arranged ball valve 11.
The utility model discloses a theory of operation and use flow: firstly, a sealing layer 8 is installed on the inner wall of a second nut 7, a coal injection gun 10 and a clip body 1 are tightly sealed without hot air leakage, then one end of the clip body 1 is fully screwed with the second nut 7, a contact surface 2 at the other end of the clip body 1 is connected with a ball valve 11, then the clip body 1 is screwed with the ball valve 11 through a rotary flap 12, the clip body 1 and the ball valve 11 are sleeved on the proper position of the coal injection gun 10 and fastened by a bolt 4 and a first nut 5, the sufficient sealing of the clip body 1 and the coal injection gun 10 in the coal injection process is effectively guaranteed, the hot air leakage is avoided, the coal injection gun 10 is prevented from being oxidized and damaged by continuous washing of hot air flowing back from the gap of the clip body 1, and quantitative coal injection is started by a nitrogen medium through the coal injection gun 10 after the coal injection gun is assembled.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides an improved generation blast furnace coal injection rifle checkpost, includes checkpost body (1), its characterized in that: the top of the clip body (1) is fixedly connected with a contact surface (2), the outer wall of the clip body (1) is provided with a threaded hole (3), the inner wall of the threaded hole (3) is in threaded connection with a bolt (4), the outer wall of the bolt (4) is in threaded connection with a first nut (5), the outer wall of the clip body (1) is provided with an external thread (6), one end of the clip body (1) is in threaded connection with a second nut (7), and the inner wall of the second nut (7) is provided with a sealing layer (8);
keyway (9) have been seted up to the outer wall of checkpost body (1), the outer wall fixed connection of checkpost body (1) has revolved lamella (12), checkpost body (1) has pellet shot from a slingshot valve (11) through revolving lamella (12) swing joint, the inner wall swing joint of second nut (7) has coal spray gun (10).
2. The improved blast furnace coal injection gun clip as claimed in claim 1, wherein: one side of the bolt (4) penetrates through the outer wall of the clamp body (1), and the outer wall of the bolt (4) is in threaded connection with the inner wall of the threaded hole (3).
3. The improved blast furnace coal injection gun clip as claimed in claim 1, wherein: the inner wall of the first nut (5) is in threaded connection with the outer wall of the bolt (4), and the shape and the size of the first nut (5) are matched with those of the bolt (4).
4. The improved blast furnace coal injection gun clip as claimed in claim 1, wherein: an inner thread (13) is formed in the inner wall of the second nut (7), and the inner wall of the second nut (7) is in threaded connection with the outer thread (6) of the outer wall of the clamp body (1) through the inner thread (13).
5. The improved blast furnace coal injection gun clip as claimed in claim 1, wherein: the sealing layer (8) is made of asbestos, and the shape and the size of the sealing layer (8) are matched with those of the second nut (7).
6. The improved blast furnace coal injection gun clip as claimed in claim 1, wherein: the number of the rotary flaps (12) is two, and the clip body (1) is movably connected with the marble valve (11) through the two rotary flaps (12).
7. The improved blast furnace coal injection gun clip as claimed in claim 1, wherein: the inner wall of the ball valve (11) is movably connected with a coal injection gun (10), and the shape and the size of the ball valve (11) are matched with those of the coal injection gun (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727665.8U CN215050432U (en) | 2021-04-09 | 2021-04-09 | Improved blast furnace coal injection gun clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727665.8U CN215050432U (en) | 2021-04-09 | 2021-04-09 | Improved blast furnace coal injection gun clip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215050432U true CN215050432U (en) | 2021-12-07 |
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ID=79148626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120727665.8U Active CN215050432U (en) | 2021-04-09 | 2021-04-09 | Improved blast furnace coal injection gun clip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215050432U (en) |
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2021
- 2021-04-09 CN CN202120727665.8U patent/CN215050432U/en active Active
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