CN214133888U - Pouring flow pipe for casting copper and copper alloy - Google Patents
Pouring flow pipe for casting copper and copper alloy Download PDFInfo
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- CN214133888U CN214133888U CN202022114665.9U CN202022114665U CN214133888U CN 214133888 U CN214133888 U CN 214133888U CN 202022114665 U CN202022114665 U CN 202022114665U CN 214133888 U CN214133888 U CN 214133888U
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Abstract
The utility model provides a pouring flow tube for copper and copper alloy founding relates to founding technical field, include: the inlet tube, transition pipe and the play flow tube that connect gradually, the inlet tube includes: first graphite pipe, first graphite valve and first induction coil, the outflow pipe includes: the second graphite pipe, the second graphite valve and the second induction coil; the lateral wall of first graphite pipe sets up the drainage tube, and the drainage tube communicates with first graphite intraduct. The horizontal continuous casting and the down-drawing continuous casting can be carried out, and the equipment cost and the production cost are reduced. In the casting process, the copper solution or the copper alloy solution circulates in the closed graphite pipe, so that the defects of casting blank segregation, cold shut, broken ribs and the like are avoided. The flexible switching between production stoppage and production recovery is realized by switching on and off the induction coil, the first graphite valve can be quickly switched off when an accident occurs, the occurrence of larger equipment and personal accidents is avoided, and the operation is more convenient.
Description
Technical Field
The utility model belongs to the technical field of the founding technique and specifically relates to a pouring flow tube that is used for copper and copper alloy founding is related to.
Background
The casting process is an important link in the copper and copper alloy processing technology, and the traditional casting process comprises the following steps: upward continuous casting to produce copper pipe, copper rod and small section profile; the method comprises the following steps of (1) producing large-scale square flat blanks and large-scale round blanks by down-drawing continuous casting; the horizontal continuous casting produces thinner wide-band billets and round billets.
At present, a heat preservation furnace is connected with a crystallizer in horizontal continuous casting, the heat preservation furnace is connected with the crystallizer through an open launder in downward continuous casting, copper and copper alloy solution are exposed in the air when circulating to easily cause the problems of casting blank segregation, cold shut, broken ribs and the like, and the horizontal continuous casting and the downward continuous casting need additional equipment to cause additional equipment manufacturing cost and production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pouring flow tube for copper and copper alloy founding realizes that one set of equipment carries out horizontal continuous casting and draws down continuous casting, avoids casting blank segregation, cold shut, disconnected muscle scheduling problem moreover, and reduce cost has higher practical value.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of a pouring flow tube for copper and copper alloy founding, include: the inlet tube, transition pipe and the play flow tube that connect gradually, the inlet tube includes: first graphite pipe, setting are in first graphite valve on the first graphite pipe is established with the cover the first induction coil of first graphite pipe lateral wall, the outflow pipe includes: the second graphite valve is arranged on the second graphite pipe, and the second induction coil is sleeved on the outer side wall of the second graphite pipe; and the side wall of the first graphite pipe is provided with a drainage pipe, and the drainage pipe is communicated with the inside of the first graphite pipe.
Preferably, the inflow pipe further comprises: the first shell is sleeved on the outer side of the first induction coil; the outlet pipe still includes: and the second shell is sleeved on the outer side of the second induction coil.
Preferably, the first housing and the second housing are made of aluminum or stainless steel.
Preferably, the transition pipe comprises a graphite inner pipe and an outer circular pipe.
Preferably, the transition duct further comprises: and the high-temperature-resistant filler is positioned between the graphite inner pipe and the outer circular pipe.
Preferably, the outer circular tube is made of aluminum or stainless steel.
Preferably, the high-temperature-resistant filler is composed of a casting material and a high-temperature-resistant foaming material.
Preferably, the transition pipe is provided in plurality.
Preferably, the two ends of the transition pipe are respectively provided with a first flange plate, and the two adjacent first flange plates are connected through bolts.
Preferably, one end of the inflow pipe, which is close to the transition pipe, is provided with a second flange plate, the second flange plate is connected with the first flange plate through bolts, one end of the outflow pipe, which is close to the transition pipe, is provided with a third flange plate, and the third flange plate is connected with the first flange plate through bolts.
The utility model provides a technical scheme can include following beneficial effect:
the utility model provides a pair of a pouring flow tube for copper and copper alloy founding both can carry out horizontal continuous casting, can draw down continuous casting again, reduces equipment cost and manufacturing cost. In the casting process, the copper solution or the copper alloy solution circulates in the closed graphite pipe, so that the defects of casting blank segregation, cold shut, broken ribs and the like are avoided. The flexible switching between production stoppage and production recovery is realized by switching on and off the induction coil, the first graphite valve can be quickly switched off when an accident occurs, the occurrence of larger equipment and personal accidents is avoided, and the operation is more convenient.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a pouring flow tube for copper and copper alloy fusion casting according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a flow inlet pipe of a pouring flow pipe for copper and copper alloy fusion casting according to an embodiment of the present invention;
fig. 3 is a schematic view of a transition tube structure of a pouring flow tube for copper and copper alloy fusion casting according to an embodiment of the present invention;
fig. 4 is a schematic structural view of an outlet pipe of a pouring flow pipe for copper and copper alloy fusion casting according to an embodiment of the present invention.
In the figure: 1. an inlet pipe; 101. a first graphite tube; 102. a first graphite valve; 103. a first induction coil; 104. a first housing; 2. a transition duct; 201. a graphite inner tube; 202. an outer circular tube; 203. a high temperature resistant filler; 3. a discharge pipe; 301. a second graphite tube; 302. a second graphite valve; 303. a second induction coil; 304. a second housing; 4. a drainage tube; 5. a first flange plate; 6. a second flange plate; 7. a third flange.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Specific embodiment of the utility model provides a pouring flow tube that is used for copper and copper alloy founding, as shown in figure 1, include: the flow inlet pipe 1, the transition pipe 2 and the flow outlet pipe 3 are communicated in sequence, wherein one end of the transition pipe 2 is connected with the flow inlet pipe 1, and the other end of the transition pipe is connected with the flow outlet pipe 3. The side wall of the outlet pipe 3 is provided with a drainage pipe 4, and the drainage pipe 4 is communicated with the inside of the outlet pipe 3. One end of the inflow pipe 2, which is far away from the transition pipe 2, is communicated with a heat preservation furnace, the drainage pipe is sealed, and one end of the outflow pipe 3, which is far away from the transition pipe 2, is horizontally and continuously cast by using a connecting crystallizer for horizontal continuous casting; one end of the outflow pipe 3, which is far away from the transition pipe 2, is sealed, and one end of the drainage pipe 4, which is far away from the outflow pipe 3, is connected with a crystallizer for down-drawing continuous casting, so that down-drawing continuous casting can be carried out. The same holding furnace can be used for horizontal continuous casting and down-leading continuous casting, so that the equipment cost and the production cost are reduced. In the casting process, the copper solution or the copper alloy solution circulates in a closed environment, so that the defects of casting blank segregation, cold shut, broken ribs and the like caused by the fact that impurities in the air pollute the copper solution or the copper alloy solution are avoided.
As shown in fig. 2 and 4, the inlet pipe 1 includes: a first graphite tube 101, a first graphite valve 102 and a first induction coil 103. The first graphite valve 102 is disposed on the first graphite tube 101, and the first induction coil 103 is sleeved on the outer wall of the first graphite tube 101. The first graphite valve 102 divides the first graphite tube 101 into two ends, one end is a liquid inlet end, and the other end is a liquid outlet end. The first graphite valve 102 can open or close the first graphite tube 101, and can adjust the flow rate in the first graphite tube 101. The outlet pipe 3 includes: the second graphite pipe 301, the second graphite valve 302 and the second induction coil 303, wherein the second graphite valve 302 is arranged on the second graphite pipe 301, and the second induction coil 303 is sleeved on the outer wall of the second graphite pipe 301. The second graphite valve 302 divides the second graphite tube 301 into two ends, one end is a liquid inlet end, and the other end is a liquid outlet end. The second graphite valve 302 can open or close the second graphite tube 301, and can adjust the flow rate in the second graphite tube 301. The first induction coil 103 and the second induction coil 303 can preheat and heat the copper liquid flowing through, increase the fluidity of the copper liquid and control the temperature of the copper liquid to be constant. When production is required to be stopped, the first induction coil 103 and the second induction coil 303 are powered off, so that molten copper can be solidified, and the effect of stopping production is achieved. When the production is repeated, the first induction coil 103 and the second induction coil 303 are electrified, so that the solidified copper liquid can be melted, the productivity is recovered, and the operation is more convenient. When copper leakage and copper leakage accidents occur, the first graphite valve 102 can be quickly closed, so that larger equipment and personal accidents are avoided.
Wherein the draft tube 4 is arranged on the side wall of the graphite tube 101, and the draft tube 4 is communicated with the liquid outlet end inside the first graphite tube 101.
It should be noted that, the first graphite valve 102 and the second graphite valve 302 can be made of graphite, or made of tungsten alloy metal with a high temperature resistance of 1600 ℃. The first graphite valve 102 and the second graphite valve 302 can be controlled electrically, hydraulically, pneumatically, or the like, and different control modes can be selected according to actual requirements.
As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 1 —, the inflow tube 1 further includes a first housing 104, the first housing 104 is sleeved outside the first induction coil 103 to protect the first induction coil 103 and the first graphite tube 101, and the first graphite valve 102 passes through the first housing 104. The outflow pipe 3 further comprises a second housing 304, the second housing 304 is sleeved outside the second induction coil 303 to protect the second induction coil 303 and the second graphite pipe 301, and the second graphite valve 302 penetrates through the second housing 304.
The first casing 104 and the second casing 304 are made of aluminum or stainless steel, which not only has protection capability, but also has a certain rigidity to support. The first shell 104 and the second shell 304 can be arranged in a double-layer mode, a space is reserved between the two layers, and water can be introduced into the reserved space for cooling, so that the cooling time of copper liquid is shortened when cooling is needed and production is stopped, and the safety and the production efficiency are improved. A linear temperature sensor is arranged between the second graphite tube 301 and the second housing 304, so that the temperature of the second graphite tube 301 can be monitored at any time.
As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 3, the transition pipe 2 includes a graphite inner pipe 201 and an outer pipe 202, the graphite inner pipe 201 made of graphite can resist high temperature, and the outer pipe 202 can protect the graphite inner pipe 201.
As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 3, the transition pipe 2 further includes a high temperature resistant filler 203, and the high temperature resistant filler 203 is filled between the graphite inner pipe 201 and the outer circular pipe 202. The temperature of the outer tubular 202 is reduced to prevent the outer tubular 202 from being damaged by high temperatures.
The outer circular tube 202 is made of aluminum or stainless steel, and has a protection capability and a certain rigidity for supporting. A third induction coil can be arranged between the graphite inner tube 201 and the outer circular tube 202 and is matched with the first induction coil 103 and the second induction coil 303 to be used together, and the shutdown and the repeated production are flexibly switched through the three on-off states, so that the effect is better.
The high-temperature-resistant filler 203 is made of a casting material and a high-temperature-resistant foaming material.
As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 3, the transition pipe 2 is provided with a plurality of transition pipes 2, the plurality of transition pipes 2 are connected in sequence, the number of the transition pipes 2 can be selected according to the length requirement, and the applicability is stronger.
Regarding the connection of the transition pipes 2, as shown in fig. 3, the first flanges 5 are disposed at both ends of the transition pipes 2, after two adjacent transition pipes 2 are coaxially aligned, the first flanges 5 on the two transition pipes 2 are coaxially aligned, and the first flanges 5 on the two transition pipes 2 are screwed after passing through bolts, so as to connect the two transition pipes 2.
As for the connection of the transition pipe 2 to the inlet pipe 1 and the outlet pipe 3, as shown in fig. 2 and 4, a second flange 6 is provided at an end of the inlet pipe 1 close to the transition pipe 2, and after the inlet pipe 1 and the transition pipe 2 are aligned, the second flange 6 is connected to the first flange 5 by bolts. And a third flange 7 is arranged at one end of the outflow pipe 3 close to the transition pipe 2, and after the outflow pipe 3 is aligned with the transition pipe 2, the third flange 7 is connected with the first flange 5 through bolts.
It is worth mentioning that the inlet pipe 1, the transition pipe 2 and the outlet pipe 3 may also be integrally provided. The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A casting flow tube for copper and copper alloy casting, comprising: the influent stream pipe (1), transition pipe (2) and the play flow tube (3) that connect gradually, influent stream pipe (1) includes: first graphite pipe (101), set up first graphite valve (102) on first graphite pipe (101) and the cover establish first induction coil (103) of first graphite pipe (101) lateral wall, outlet pipe (3) include: the device comprises a second graphite pipe (301), a second graphite valve (302) arranged on the second graphite pipe (301), and a second induction coil (303) sleeved on the outer side wall of the second graphite pipe (301); the side wall of the first graphite pipe (101) is provided with a drainage pipe (4), and the drainage pipe (4) is communicated with the inside of the first graphite pipe (101).
2. Pouring flow pipe according to claim 1, characterized in that the inflow pipe (1) further comprises: a first shell (104) sleeved outside the first induction coil (103); the outflow pipe (3) further comprises: and a second shell (304) sleeved outside the second induction coil (303).
3. The casting flow tube of claim 2, characterized in that the first housing (104) and the second housing (304) are aluminum or stainless steel.
4. Pouring flow pipe according to claim 1, characterized in that the transition pipe (2) comprises an inner graphite pipe (201) and an outer cylindrical pipe (202).
5. The pouring flow pipe according to claim 4, characterized in that the transition pipe (2) further comprises: a refractory filler (203), wherein the refractory filler (203) is positioned between the graphite inner tube (201) and the outer circular tube (202).
6. The casting flow tube of claim 5, characterized in that the outer circular tube (202) is aluminum or stainless steel.
7. Pouring flow pipe according to claim 1, characterized in that the transition pipe (2) is provided in plurality.
8. Pouring flow pipe according to claim 1, characterized in that the transition pipe (2) is provided with first flanges (5) at both ends, and two adjacent first flanges (5) are connected by means of bolts.
9. The pouring flow pipe according to claim 8, characterized in that a second flange (6) is arranged at one end of the inflow pipe (1) close to the transition pipe (2), the second flange (6) is connected with the first flange (5) through bolts, a third flange (7) is arranged at one end of the outflow pipe (3) close to the transition pipe (2), and the third flange (7) is connected with the first flange (5) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022114665.9U CN214133888U (en) | 2020-09-23 | 2020-09-23 | Pouring flow pipe for casting copper and copper alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022114665.9U CN214133888U (en) | 2020-09-23 | 2020-09-23 | Pouring flow pipe for casting copper and copper alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214133888U true CN214133888U (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022114665.9U Active CN214133888U (en) | 2020-09-23 | 2020-09-23 | Pouring flow pipe for casting copper and copper alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214133888U (en) |
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2020
- 2020-09-23 CN CN202022114665.9U patent/CN214133888U/en active Active
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