CN212426131U - Elastic sealing device for wire rod molten salt roller way box body - Google Patents
Elastic sealing device for wire rod molten salt roller way box body Download PDFInfo
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- CN212426131U CN212426131U CN202020520751.7U CN202020520751U CN212426131U CN 212426131 U CN212426131 U CN 212426131U CN 202020520751 U CN202020520751 U CN 202020520751U CN 212426131 U CN212426131 U CN 212426131U
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Abstract
The utility model belongs to the technical field of metallurgical heat treatment equipment, concretely relates to wire rod fused salt roll table box elastic sealing device. The utility model discloses a fused salt circulation control system, lower box, go up the box, fused salt, roll table, bearing frame, fixed bolster, elastic sealing element, rotatory closing plate and sprocket organic setting, make the utility model discloses can guarantee that the box is at the high temperature during operation more than 550 degrees, even take place to warp, because elastic sealing element's setting, its flexibility of make full use of can adapt to it better, guarantees that rotatory closing plate face and elastic sealing element contact all the time, and the fused salt does not reveal, and the roll table is also free rotation, has realized dynamic seal for the wire rod is soaked in the fused salt all the time, reaches the purpose of thermal treatment. The utility model discloses simple structure is reliable, and is with low costs and maintain the convenience.
Description
Technical Field
The utility model belongs to the technical field of metallurgical heat treatment equipment, concretely relates to wire rod fused salt roll table box elastic sealing device.
Background
In the actual production of the wire rod, the integral strength and toughness of the material are improved by adopting air cooling and water quenching technologies. However, the strength of the material is difficult to improve after the strength of the material reaches 1200MPa due to the limitations of the air cooling and water quenching technologies, but the strength of the wire rod can be higher by performing heat treatment on the wire rod through molten salt, so the molten salt heat treatment technology of the wire rod is rapidly developed in recent years. During the heat treatment of the wire rod molten salt, the molten salt is above 550 ℃ for a long time, which puts extremely high requirements on a bearing box body and a roller way of the wire rod molten salt. Not only the strength of the box body at high temperature is ensured, but also the large deformation of the box body is prevented from influencing the rotation of the roller way, and simultaneously, the fused salt is prevented from being leaked from the gap of the roller way in a large amount.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wire rod fused salt roll table box elastic sealing device, aim at provide one kind can guarantee that the box produces at high temperature environment during operation's big deformation pair roll table is rotatory not to have the influence, has realized dynamic seal for the fused salt does not have the leakage, guarantees to satisfy the device of wire rod salt bath thermal treatment process requirement.
In order to achieve the above object, the utility model adopts the following technical scheme:
a wire rod molten salt roller way box body elastic sealing device at least comprises a molten salt circulation control system and further comprises
A fixed bracket is arranged on the bracket,
the upper part of the lower box body is opened and is connected to the fixed bracket;
the upper part of the upper box body is open, the upper box body is connected to the fixed support and is arranged right above the lower box body, a plurality of pairs of roller way holes for roller way to pass through are correspondingly formed in the opposite side walls of the upper box body respectively, annular fixed grooves are formed in the inner side wall of the upper box body and positioned around the roller way holes, and the upper box body is communicated with the lower box body through a molten salt circulating system;
molten salt, wherein the molten salt is arranged in the lower box body and the upper box body;
the roller way is arranged in two roller way holes formed in the opposite side walls of the upper box body;
the bearing seats are arranged at two ends of the roller way, and the roller way is connected with the fixed support through the bearing seats;
the elastic sealing element is annular and is fixedly connected in the annular fixing groove;
the rotary sealing plate is sleeved on the roller way and is fixed with the fixed roller way, and one side surface of the rotary sealing plate is in close contact with the elastic sealing element; the diameter of the rotary sealing plate is larger than that of the elastic sealing element;
the chain wheel is arranged at the end head of one end of the roller way, and the chain wheels on the roller ways are connected in series.
The annular fixing groove is concentric with the roller way hole of the upper box body.
The diameter of the rotary sealing plate is 1.3 to 1.8 times of that of the elastic sealing piece; the length of the elastic sealing element between the inner side wall of the upper box body and the rotary sealing plate is 5-30 mm.
The roller table is positioned outside the upper box body and is fixedly connected with a salt baffle plate close to the through hole of the upper box body.
The salt blocking plate is vertical to the roller way and is 20-30 mm away from the outer side wall of the upper box body.
The axis of the roller way passes through the circle center of the roller way hole on the side wall of the upper box body.
The diameter of the roller way hole formed in the upper box body is 1.3-1.8 times of the diameter of the roller way.
The side wall of the upper box body is connected with a pipeline, and the upper box body is communicated with the molten salt circulating system through the pipeline.
The pairs of roller holes on the upper box body are uniformly arranged on the opposite side walls of the upper box body.
Has the advantages that:
1. the utility model discloses can guarantee that the box is at the high temperature during operation more than 550 degrees, even take place to warp, the roll table also can the free rotation for the wire rod is soaked in the fused salt all the time, reaches the purpose of thermal treatment.
2. The utility model discloses go up the box when high temperature work takes place to warp, because elastic sealing element's setting, its elasticity of make full use of can adapt to its deformation better, has realized dynamic seal, has guaranteed better sealed effect.
3. The utility model discloses simple structure is reliable, and is with low costs and maintain the convenience.
The above description is only an overview of the technical solution of the present invention, and in order to clearly understand the technical means of the present invention and to implement the technical solution according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the upper box and the roller bed at normal temperature;
FIG. 3 is a schematic diagram of the upper box and roller table at high temperature of molten salt.
In the figure: 1-a sprocket; 2-bearing seat; 3-fixing the bracket; 4-a salt blocking plate; 5, putting the box body; 6, fixing the groove; 7-an elastic sealing member; 8-rotating the sealing plate; 9-roller bed; 10-wire rod; 11-molten salt; 12-a pipeline; 13-lower box.
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.
The first embodiment is as follows:
referring to FIGS. 1-3, the elastic sealing device for the wire rod molten salt roller way box body at least comprises a molten salt circulation control system and further comprises
The fixing bracket 3 is fixed on the upper part of the frame,
the upper part of the lower box body 13 is opened and is connected to the fixed bracket 3;
the upper box body 5 is provided with an opening at the upper part, the upper box body 5 is connected to the fixed support 3 and is arranged right above the lower box body 13, the opposite side walls of the upper box body 5 are respectively and correspondingly provided with a plurality of pairs of roller way holes for the roller ways 9 to pass through, annular fixed grooves 6 are arranged on the inner side wall of the upper box body 5 and positioned around the roller way holes, and the upper box body 5 is communicated with the lower box body 13 through a molten salt circulating system;
the roller way 9, the roller way 9 is arranged in two roller way holes formed on the opposite side walls of the upper box body 5;
the bearing blocks 2 are arranged at two ends of a roller way 9, and the roller way 9 is connected with the fixed support 3 through the bearing blocks 2;
the elastic sealing element 7 is annular, and is fixedly connected in the annular fixing groove 6;
the rotary sealing plate 8 is sleeved on the roller way 9, the rotary sealing plate 8 is fixed with the fixed roller way 9, one side face of the rotary sealing plate 8 is tightly contacted with the elastic sealing element 7, and the diameter of the rotary sealing plate 8 is larger than that of the elastic sealing element 7;
the chain wheel 1 and the chain wheel 1 are arranged at the end head of one end of the roller way 9, and the chain wheels 1 on the roller ways 9 are connected in series.
In practical use, the chain wheels 1 of the roller ways 9 are connected in series and driven by the driving device to rotate; annular fixed slot 6 sets up around the inside wall of last box 5 is located the roller way hole, and elastic sealing element 7 installs on fixed slot 6, and rotary seal board 8 is fixed on roller way 9 and is compressed tightly elastic sealing element 7, makes rotary seal board 8 and elastic sealing element 7 in close contact with. Even if the side wall of the upper box body 5 deforms at high temperature, the diameter of the rotary sealing plate 8 is larger than that of the elastic sealing piece 7, and the elasticity of the elastic sealing piece 7 can still ensure that the rotary sealing plate 8 compresses the elastic sealing piece 7, so that molten salt is prevented from leaking; bearing blocks 2 are arranged at two ends of the roller way 9 and play a role in supporting; the chain wheels 1 of a plurality of roller ways 9 are connected in series and driven by a driving device to rotate; the roller way 9 supports a wire rod 10, and the wire rod 10 can move along the direction vertical to the axial direction of the roller way when the roller way 9 rotates; the molten salt 11 can be conveyed into the upper box body 5 from the lower box body 13 through a molten salt circulation control system in the prior art, and the liquid level height of the molten salt 11 in the upper box body 5 can be ensured through the molten salt circulation control system, so that the wire rod 10 is always under the burying of the molten salt 11.
The molten salt circulation control system in the embodiment adopts the prior art, and mainly comprises a molten salt heater, a molten salt circulating pump, a heat exchanger, a reactor, a temperature, flow and lift acquisition control system and the like.
The utility model discloses can guarantee that the box during high temperature operation more than 550 degrees, only a small amount of fused salt flows away from the gap of roll table with last box for the wire rod soaks in the fused salt all the time, reaches thermal treatment's purpose. The utility model discloses simple structure is reliable, and is with low costs and maintain the convenience.
Example two:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the annular fixing groove 6 is concentric with a roller way hole of the upper box body 5.
When in actual use, the annular fixing groove 6 adopts the technical scheme, so that the elastic sealing element can be tightly pressed by the rotary sealing plate when the box body deforms in any direction, and the diameter of the rotary sealing plate is minimum.
Example three:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the diameter of the rotary sealing plate 8 is 1.3-1.8 times of that of the elastic sealing element 7; the length of the elastic sealing element 7 between the inner side wall of the upper box body 5 and the rotary sealing plate 8 is 5-30 mm.
When in actual use, the rotary sealing plate 8 adopts the technical scheme, so that not only is the normal operation of the roller way 9 ensured, but also the rotary sealing plate 8 can be ensured to always compress the elastic sealing element 7 after the side wall of the upper box body 5 deforms, and the molten salt 11 is ensured not to be leaked.
The elastic sealing element 7 in this embodiment is made of an elastic material that is wear-resistant, high-temperature resistant, and corrosion-resistant, such as a graphite packing, a ceramic fiber packing, and the like.
Example four:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the rotary sealing plate 8 is made of a wear-resistant, high-temperature-resistant and corrosion-resistant rigid material.
When in actual use, the rotary sealing plate 8 adopts the technical scheme, and the stable and continuous work of the rotary sealing plate 8 is ensured.
In specific application, the material which is wear-resistant, high-temperature-resistant and corrosion-resistant can be selected from 3Cr24Ni7NRe and the like.
Example five:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the roller way 9 is positioned outside the upper box body 5 and is fixedly connected with a salt baffle plate 4 close to the through hole of the upper box body 5.
During the in-service use, the setting of salt baffle 4 for the less fused salt 11 that produces between rotating seal board 8 and the elastic sealing member 7 because of long-term wearing and tearing leads to the clearance outflow is kept off and is flowed into box 13 down, avoids the loss of fused salt 11, has practiced thrift the cost.
Example six:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the salt blocking plate 4 is vertical to the roller way 9 and is 20-30 mm away from the outer side wall of the upper box body 5.
When in actual use, the salt baffle 4 adopts the technical scheme, ensures that the fused salt 11 falls into the lower box body 13 after being effectively blocked, and avoids the loss of the fused salt 11.
Example seven:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the axis of the roller way 9 passes through the circle center of the roller way hole on the side wall of the upper box body 5.
When in actual use, the technical scheme can ensure that the gap between the box hole and the shaft is minimum under the condition of ensuring no interference with the shaft when the box body deforms in all directions.
Example eight:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the diameter of the roller way hole formed on the upper box body 5 is 1.3-1.8 times of the diameter of the roller way 9.
When in actual use, the diameter of the roller way hole formed in the upper box body 5 adopts the technical scheme, so that the roller way can rotate freely even if deformation occurs.
Example nine:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the side wall of the upper box body 5 is connected with a pipeline 12, and the upper box body 5 is communicated with a molten salt circulating system through the pipeline 12.
During the in-service use, go up the technical scheme that box 5 passes through pipeline 12 and fused salt circulation system intercommunication for it is more convenient to go up box 5 and fused salt circulation system's being connected, and has guaranteed box 5's seal, has avoided last box 5 to be connected the loss of the fused salt that causes with fused salt circulation system.
Example ten:
referring to fig. 1, the wire rod molten salt roller way box elastic sealing device is different from the embodiment in that: the pairs of roller holes on the upper box body 5 are uniformly arranged on the opposite side walls of the upper box body 5.
In actual use, the pairs of roller holes on the upper box body 5 are uniformly arranged on the opposite side walls of the upper box body 5, so that the box body is convenient to manufacture and maintain.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
In the case of no conflict, a person skilled in the art may combine the related technical features in the above examples according to actual situations to achieve corresponding technical effects, and details of various combining situations are not described herein.
To sum up, the utility model discloses a fused salt circulation control system, lower box, go up the organic setting of box, fused salt, roll table, bearing frame, fixed bolster, elastic sealing element, rotary seal board and sprocket, make the utility model discloses can guarantee that the box is at the high temperature during operation more than 550 degrees, even take place to warp, because elastic sealing element's setting, its elasticity of make full use of can adapt to its deformation betterly, the roll table is also free rotation, has realized dynamic seal for the wire rod is soaked in the fused salt all the time, reaches the purpose of thermal treatment. The utility model discloses simple structure is reliable, and is with low costs and maintain the convenience.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
The foregoing is illustrative of the preferred embodiments of the present invention, and the present invention is not to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. Any simple modification, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a wire rod fused salt roll table box elastic sealing device, includes fused salt circulation control system at least, its characterized in that: also comprises
A fixed bracket (3),
the upper part of the lower box body (13) is open and is connected to the fixed bracket (3);
the upper part of the upper box body (5) is open, the upper box body (5) is connected to the fixed support (3) and is arranged right above the lower box body (13), a plurality of pairs of roller way holes for the roller ways (9) to pass through are correspondingly formed in the opposite side walls of the upper box body (5), annular fixed grooves (6) are formed in the inner side wall of the upper box body (5) and located on the periphery of the roller way holes, and the upper box body (5) is communicated with the lower box body (13) through a molten salt circulating system;
the molten salt (11), the molten salt (11) is arranged in the lower box body (13) and the upper box body (5);
the roller way (9), the roller way (9) is arranged in two roller way holes formed in the opposite side walls of the upper box body (5);
the bearing seats (2) are arranged at two ends of the roller way (9), and the roller way (9) is connected with the fixed support (3) through the bearing seats (2);
the elastic sealing piece (7) is annular and is fixedly connected in the annular fixing groove (6);
the rotary sealing plate (8) is sleeved on the roller way (9) and fixed with the fixed roller way (9), and one side surface of the rotary sealing plate (8) is tightly contacted with the elastic sealing piece (7); the diameter of the rotary sealing plate (8) is larger than that of the elastic sealing piece (7);
the chain wheel (1), chain wheel (1) set up the end at roll table (9) one end, and chain wheel (1) on a plurality of roll tables (9) are established ties.
2. The wire rod molten salt roller way box body elastic sealing device of claim 1, wherein: the annular fixing groove (6) is concentric with a roller way hole of the upper box body (5).
3. The wire rod molten salt roller way box body elastic sealing device of claim 1, wherein: the diameter of the rotary sealing plate (8) is 1.3-1.8 times of that of the elastic sealing element (7); the length of the elastic sealing element (7) between the inner side wall of the upper box body (5) and the rotary sealing plate (8) is 5-30 mm.
4. The wire rod molten salt roller way box body elastic sealing device of claim 1, wherein: the roller way (9) is positioned outside the upper box body (5) and is fixedly connected with a salt baffle plate (4) close to the through hole of the upper box body (5).
5. The wire rod molten salt roller way box body elastic sealing device of claim 4, wherein: the salt blocking plate (4) is vertical to the roller way (9) and is 20-30 mm away from the outer side wall of the upper box body (5).
6. The wire rod molten salt roller way box body elastic sealing device of claim 1, wherein: the axis of the roller way (9) passes through the circle center of the roller way hole on the side wall of the upper box body (5).
7. The wire rod molten salt roller way box body elastic sealing device of claim 1, wherein: the diameter of the roller way hole formed in the upper box body (5) is 1.3-1.8 times of the diameter of the roller way (9).
8. The wire rod molten salt roller way box body elastic sealing device of claim 1, wherein: the side wall of the upper box body (5) is connected with a pipeline (12), and the upper box body (5) is communicated with the molten salt circulating system through the pipeline (12).
9. The wire rod molten salt roller way box body elastic sealing device of claim 1, wherein: the pairs of roller holes on the upper box body (5) are uniformly arranged on the opposite side walls of the upper box body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020520751.7U CN212426131U (en) | 2020-04-10 | 2020-04-10 | Elastic sealing device for wire rod molten salt roller way box body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020520751.7U CN212426131U (en) | 2020-04-10 | 2020-04-10 | Elastic sealing device for wire rod molten salt roller way box body |
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| CN212426131U true CN212426131U (en) | 2021-01-29 |
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| CN202020520751.7U Active CN212426131U (en) | 2020-04-10 | 2020-04-10 | Elastic sealing device for wire rod molten salt roller way box body |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111440939A (en) * | 2020-04-10 | 2020-07-24 | 中国重型机械研究院股份公司 | High-temperature large-deformation elastic sealing device for wire rod molten salt roller way box body |
| CN115287432A (en) * | 2022-06-15 | 2022-11-04 | 北京勤泽鸿翔冶金科技有限公司 | Off-line molten fluid isothermal quenching production process method |
-
2020
- 2020-04-10 CN CN202020520751.7U patent/CN212426131U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111440939A (en) * | 2020-04-10 | 2020-07-24 | 中国重型机械研究院股份公司 | High-temperature large-deformation elastic sealing device for wire rod molten salt roller way box body |
| CN111440939B (en) * | 2020-04-10 | 2023-08-08 | 中国重型机械研究院股份公司 | High-temperature large-deformation elastic sealing device for wire rod molten salt roller way box body |
| CN115287432A (en) * | 2022-06-15 | 2022-11-04 | 北京勤泽鸿翔冶金科技有限公司 | Off-line molten fluid isothermal quenching production process method |
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