CN216263387U - Bellmouth anti-splashing sand blowing device for ductile cast iron pipe - Google Patents
Bellmouth anti-splashing sand blowing device for ductile cast iron pipe Download PDFInfo
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- CN216263387U CN216263387U CN202122735782.1U CN202122735782U CN216263387U CN 216263387 U CN216263387 U CN 216263387U CN 202122735782 U CN202122735782 U CN 202122735782U CN 216263387 U CN216263387 U CN 216263387U
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Abstract
The utility model relates to the technical field of nodular cast iron pipe production, and discloses a bell mouth anti-splash sand-blowing device for a nodular cast iron pipe, which comprises a protective cover body, wherein a power device is arranged on the side wall surface of the protective cover body, a rotary mold pipe is coaxially arranged inside the protective cover body, a bottom cover is detachably and fixedly arranged at the position of a rear end port of the rotary mold pipe, a pull ring is fixedly welded on one side surface of the bottom cover away from the rotary mold pipe, a splash-proof mechanism is arranged on the front side of the protective cover body, the splash-proof mechanism comprises an extension protective pipe, the front side of the protective cover body is fixedly provided with the extension protective pipe through a support seat, a connecting ring is fixedly arranged inside the extension protective pipe, the front end of the rotary mold pipe extends into the extension protective pipe and is movably connected with the extension protective pipe through the connecting ring, in the utility model, the front end port of the rotary mold pipe is sleeved inside through the extension protective pipe, the effect of preventing the ductile cast iron raw material from splashing outwards is achieved.
Description
Technical Field
The utility model relates to the technical field of nodular cast iron pipe production, in particular to a bellmouth anti-splashing sand blowing device for a nodular cast iron pipe.
Background
The nodular cast iron is a high-strength cast iron material containing spheroidal graphite, has the characteristics of good strength, toughness, wear resistance, heat resistance, shock absorption and the like, and is mainly applied to parts such as crankshafts, camshafts, connecting shafts, connecting rods, gears, clutch plates, hydraulic cylinders and the like of various power machines. The nodular cast iron is mainly spheroidized and inoculated to obtain spheroidal graphite, which can effectively improve the mechanical property of the cast iron and obtain higher strength than carbon steel.
The nodular cast iron pipe is usually produced and manufactured by adopting a centrifugal casting method, wherein the centrifugal casting method is that nodular cast iron is smelted into a liquid-phase material, then the liquid-phase nodular cast iron raw material is poured into a high-speed rotating mold pipe, so that the nodular cast iron raw material is attached to the inner wall surface of the mold pipe under the action of a centrifugal force and waits for cooling and forming, but when the nodular cast iron raw material smelted into a high-temperature liquid phase is poured into the high-speed rotating mold pipe, the raw material positioned at the port position of the mold pipe is easy to splash by the centrifugal force generated by the rotating mold pipe, and the high-temperature metal liquid is very dangerous to splash outwards.
Therefore, the bellmouth splash-proof sand blowing device for the ductile cast iron pipe is provided.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problems in the prior art and provides a bellmouth anti-splashing sand blowing device for a nodular cast iron pipe.
In order to achieve the purpose, the utility model adopts the following technical scheme that the bell mouth splash-proof sand-blowing device for the nodular cast iron pipe comprises a protective cover body, wherein a power device is arranged on the side wall surface of the protective cover body, a rotary mold pipe is coaxially arranged in the protective cover body, a bottom cover is detachably and fixedly arranged at the position of a rear end port of the rotary mold pipe, a pull ring is fixedly welded on one side surface of the bottom cover, which is far away from the rotary mold pipe, the front side of the protective cover body is provided with a splash-proof mechanism, the splash-proof mechanism comprises an extension protective pipe, the front side of the protective cover body is fixedly provided with the extension protective pipe through a support seat, a connecting ring is fixedly arranged in the extension protective pipe, and the front end of the rotary mold pipe extends into the extension protective pipe and is movably connected with the extension protective pipe through the connecting ring.
Preferably, the extension protective pipe and the protective cover body are coaxially arranged.
Preferably, the inner wall surface of the connecting ring is provided with an annular groove, a plurality of groups of rotating columns are arranged in the annular groove at equal intervals, and the plurality of groups of rotating columns are rotatably arranged in the annular groove through corresponding rotating shafts respectively.
Preferably, the outer circle of the rotary die pipe is tightly attached to the outer circles of the plurality of groups of rotary columns.
Preferably, a guide plate is fixedly mounted on the inner wall surface of the extension protection pipe through a built-in support column, the guide plate is obliquely arranged towards one side close to the connecting ring, the rear end of the guide plate penetrates through the connecting ring and extends into the rotating mold pipe, and the rear end of the guide plate is distributed in a suspended manner in the front side port of the rotating mold pipe.
Preferably, a splash guard is fixedly mounted on the front side of the inner wall surface of the extension protection pipe, a through hole is formed in the circle center position of the splash guard in a penetrating manner, and the front side of the flow guide plate extends to the outside of the front side of the extension protection pipe through the through hole.
Advantageous effects
The utility model provides a bellmouth anti-splashing sand blowing device for a nodular cast iron pipe. The method has the following beneficial effects:
(1) this a sand blowing device that splashes is prevented to bellmouth for nodular cast iron pipe, during the use, drive through power device and rotate the mould pipe at the internal rotation of protecting shield, pour the nodular cast iron raw materials that will smelt on the guide plate, the inside that the nodular cast iron raw materials will rotate the mould pipe through the guide plate water conservancy diversion, rotate through rotating the mould pipe and drive the nodular cast iron raw materials and do centrifugal motion in the inside that rotates the mould pipe, thereby accomplish centrifugal casting, because the nodular cast iron raw materials is centrifugal motion in the inside that rotates the mould pipe, make and rotate mould pipe front end port position department and cause the nodular cast iron raw materials to splash easily, including the front end port cover that will rotate the mould pipe through the extension protecting tube that sets up is established, reached and made the nodular cast iron raw materials can outwards splash effect.
(2) This a sand-blowing device that splashes is prevented to bellmouth for nodular cast iron pipe, when power device drove and rotate the mould pipe and rotate in the inside rotation of protecting shield body, because rotate the mould pipe and pass through go-between swing joint with extending the protecting pipe, make the frictional resistance who rotates the mould pipe and extend the protecting pipe junction and produce reduce, reached and reduced the effect of rotating the power loss of mould pipe in the rotation process.
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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the split structure of the extension protection tube and the rotary mold tube according to the present invention;
FIG. 3 is a perspective view of an attachment ring according to the present invention;
fig. 4 is a schematic perspective view of a baffle of the present invention.
Illustration of the drawings:
1. a protective mask body; 2. a power plant; 3. rotating the mold tube; 4. a bottom cover; 5. a pull ring; 6. a supporting seat; 7. extending the protective tube; 8. a connecting ring; 9. an annular groove; 10. rotating the column; 11. a support column is arranged inside; 12. a baffle; 13. a splash shield; 14. and (6) a port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): a bell mouth splash-proof sand blowing device for a ductile cast iron pipe is disclosed, as shown in figures 1-4, and comprises a protective cover body 1, a power device 2 is arranged on the side wall surface of the protective cover body 1, a rotary mold pipe 3 is coaxially arranged inside the protective cover body 1, a bottom cover 4 is detachably and fixedly arranged at the rear end port position of the rotary mold pipe 3, a pull ring 5 is fixedly welded on one side surface of the bottom cover 4 away from the rotary mold pipe 3, the rotary mold pipe 3 is driven by a power mechanism in the power device 2 to freely rotate inside the protective cover body 1, a splash-proof mechanism is arranged on the front side of the protective cover body 1, the splash-proof mechanism comprises an extension protective pipe 7, the extension protective pipe 7 is fixedly arranged on the front side of the protective cover body 1 through a support seat 6, the extension protective pipe 7 is also coaxially arranged with the protective cover body 1, and a connecting ring 8 is fixedly arranged on the inner wall surface of the extension protective pipe 7, the front end of the rotary die tube 3 extends into the extension protective tube 7 and is movably connected with the extension protective tube 7 through the connecting ring 8, the connecting ring 8 is a circular ring, the inner wall surface of the connecting ring 8 is provided with an annular groove 9, a plurality of groups of rotary columns 10 are equidistantly arranged in the annular groove 9, the plurality of groups of rotary columns 10 are respectively rotatably arranged in the annular groove 9 through corresponding rotating shafts, the outer circle of the rotary die tube 3 is tightly attached to the outer circles of the plurality of groups of rotary columns 10, when the power device 2 drives the rotary die tube 3 to rotate in the protective cover body 1, because the rotary die tube 3 is movably connected with the extension protective tube 7 through the connecting ring 8, the friction resistance generated at the connection position of the rotary die tube 3 and the extension protective tube 7 is reduced, the power loss generated in the rotating process of the rotary die tube 3 is smaller, and the guide plate 12 is fixedly arranged on the inner wall surface of the extension protective tube 7 through the built-in support column 11, the guide plate 12 is obliquely arranged towards one side close to the connecting ring 8, the rear end of the guide plate 12 penetrates through the connecting ring 8 and extends into the rotary mold tube 3, the rear end of the guide plate 12 is distributed in a suspended manner in the front side port of the rotary mold tube 3, the front side of the inner wall surface of the extension protective tube 7 is fixedly provided with the splash guard 13, the position of the circle center of the splash guard 13 is provided with a through hole 14 in a penetrating manner, the front side of the guide plate 12 penetrates through the through hole 14 and extends to the outside of the front side of the extension protective tube 7, when the rotary mold tube is used, the rotary mold tube 3 is driven to rotate in the protective cover body 1 through the power device 2, the well-smelted nodular cast iron raw material is poured onto the guide plate 12, the nodular cast iron raw material is guided to the inside of the rotary mold tube 3 through the guide plate 12, the nodular cast iron raw material is driven to do centrifugal motion in the inside of the rotary mold tube 3 through the rotary mold tube 3 by the rotation of the rotary mold tube 3, thereby completing the centrifugal casting, because the nodular cast iron raw material does centrifugal motion in the interior of the rotating die pipe 3, the nodular cast iron raw material is easy to splash at the front end port of the rotating die pipe 3, and the front end port of the rotating die pipe 3 is sleeved by the extending protection pipe 7, so that the nodular cast iron raw material cannot splash outwards.
The working principle of the utility model is as follows: during the use, drive through power device 2 and rotate mould pipe 3 at the internal rotation of protecting shield 1, pour into guide plate 12 with the good nodular cast iron raw materials of smelting, the inside of nodular cast iron raw materials will be guided to rotation mould pipe 3 through guide plate 12, rotate through rotation mould pipe 3 and drive the nodular cast iron raw materials and do centrifugal motion in the inside of rotating mould pipe 3, thereby accomplish centrifugal casting, because the inside of nodular cast iron raw materials at rotation mould pipe 3 is centrifugal motion, make rotation mould pipe 3 front end port position department cause the nodular cast iron raw materials to splash easily, including the front end port cover that will rotate mould pipe 3 through the extension protective tube 7 that sets up, make the nodular cast iron raw materials can not outwards splash.
When the power device 2 drives the rotary mold pipe 3 to rotate in the protective cover body 1, the rotary mold pipe 3 and the extension protective pipe 7 are movably connected through the connecting ring 8, so that the friction resistance generated at the joint of the rotary mold pipe 3 and the extension protective pipe 7 is reduced, and the power loss generated in the rotary process of the rotary mold pipe 3 is smaller.
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 (6)
1. The utility model provides a sand-blowing device that splashes is prevented to bellmouth for nodular cast iron pipe, includes protecting shield body (1), its characterized in that: a power device (2) is arranged on the side wall surface of the protective cover body (1), a rotary die pipe (3) is coaxially arranged inside the protective cover body (1), a bottom cover (4) is detachably and fixedly arranged at the rear end port of the rotary die pipe (3), a pull ring (5) is fixedly welded on one side surface of the bottom cover (4) far away from the rotary die pipe (3), the front side of the protective cover body (1) is provided with a splash-proof mechanism which comprises an extension protective pipe (7), the front side of the protective shield body (1) is fixedly provided with an extension protective tube (7) through a supporting seat (6), the interior of the extension protective tube (7) is fixedly provided with a connecting ring (8), the front end of the rotary die tube (3) extends into the extension protective tube (7) and is movably connected with the extension protective tube (7) through a connecting ring (8).
2. The bellmouth splash-proof sand-blowing device for the ductile cast iron pipe according to claim 1, characterized in that: the extension protective pipe (7) and the protective cover body (1) are coaxially arranged.
3. The bellmouth splash-proof sand-blowing device for the ductile cast iron pipe according to claim 1, characterized in that: the inner wall surface of the connecting ring (8) is provided with an annular groove (9), a plurality of groups of rotating columns (10) are arranged in the annular groove (9) at equal intervals, and the plurality of groups of rotating columns (10) are rotatably arranged in the annular groove (9) through corresponding rotating shafts respectively.
4. The bellmouth splash-proof sand-blowing device for the ductile cast iron pipe according to claim 1, characterized in that: the outer circle of the rotary die pipe (3) is tightly attached to the outer circles of the plurality of groups of rotary columns (10).
5. The bellmouth splash-proof sand-blowing device for the ductile cast iron pipe according to claim 1, characterized in that: the internal wall face of the extension protection pipe (7) is fixedly provided with a guide plate (12) through a built-in support column (11), the guide plate (12) is arranged to incline to one side close to the connecting ring (8), the rear end of the guide plate (12) penetrates through the connecting ring (8) and extends to the inside of the rotary mold pipe (3), and the rear end of the guide plate (12) is distributed in a suspended manner in the front side port of the rotary mold pipe (3).
6. The bellmouth splash-proof sand-blowing device for the ductile cast iron pipe according to claim 5, characterized in that: the front side of the inner wall surface of the extension protective pipe (7) is fixedly provided with a splash guard (13), a through hole (14) is formed in the circle center position of the splash guard (13) in a penetrating mode, and the front side of the guide plate (12) penetrates through the through hole (14) and extends to the outside of the front side of the extension protective pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122735782.1U CN216263387U (en) | 2021-11-09 | 2021-11-09 | Bellmouth anti-splashing sand blowing device for ductile cast iron pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122735782.1U CN216263387U (en) | 2021-11-09 | 2021-11-09 | Bellmouth anti-splashing sand blowing device for ductile cast iron pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216263387U true CN216263387U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122735782.1U Active CN216263387U (en) | 2021-11-09 | 2021-11-09 | Bellmouth anti-splashing sand blowing device for ductile cast iron pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216263387U (en) |
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2021
- 2021-11-09 CN CN202122735782.1U patent/CN216263387U/en active Active
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