CN218761389U - High-temperature vacuum sealing structure device for hydraulic machine - Google Patents
High-temperature vacuum sealing structure device for hydraulic machine Download PDFInfo
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- CN218761389U CN218761389U CN202223142341.1U CN202223142341U CN218761389U CN 218761389 U CN218761389 U CN 218761389U CN 202223142341 U CN202223142341 U CN 202223142341U CN 218761389 U CN218761389 U CN 218761389U
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Abstract
The utility model discloses a high-temperature vacuum sealing structure device for a hydraulic press, which comprises a guide rod and a vacuum cover, wherein the vacuum cover is fixedly arranged below the guide rod; a first heat insulation and heating assembly is arranged at the upper end of the inner cavity of the vacuum cover and is fixedly connected with the bottom of the guide rod; the lower extreme correspondence of vacuum cover inner chamber is provided with thermal-insulated and heating element two corresponding with heating element one, be provided with a window on the side of vacuum cover, be provided with sealing mechanism two in window department and be connected with the window, still be provided with sealing mechanism three and fixed baseplate in the bottom of vacuum cover, sealing mechanism three be located fixed baseplate's top, the advantage lies in: through special structure, the hydraulic press chamber has the dual characteristics of high temperature and vacuum, and the sealing performance of the power line connection of the heating equipment can be ensured by fully using the packing and the asbestos gasket.
Description
Technical Field
The utility model relates to a hydraulic press technical field especially relates to a vacuum seal structure device of high temperature for hydraulic press.
Background
At present publicly known, current hydraulic press is mostly single vacuum or the characteristic of single high temperature, in some special part production processes current, can't satisfy high temperature and vacuum dual characteristic simultaneously, to the above-mentioned problem, consequently, the utility model provides a high temperature vacuum seal structure device for hydraulic press has solved the dual characteristic that possesses high temperature and vacuum simultaneously in the hydraulic press cavity through special structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems existing in the prior art and providing a high-temperature vacuum sealing structure device for a hydraulic machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-temperature vacuum sealing structure device for a hydraulic machine comprises a guide rod and a vacuum cover, wherein the vacuum cover is fixedly arranged below the guide rod, a first sealing mechanism is arranged between the guide rod and the vacuum cover, and the bottom of the guide rod is embedded into the upper end of an inner cavity of the vacuum cover;
a first heat insulation and heating assembly is arranged at the upper end of the inner cavity of the vacuum cover and is fixedly connected with the bottom of the guide rod; the lower end of the inner cavity of the vacuum cover is correspondingly provided with a second heat insulation and heating assembly corresponding to the first heat insulation and heating assembly, a window is arranged on the side face of the vacuum cover, a second sealing mechanism is arranged at the window and connected with the window, a third sealing mechanism and a fixed base are further arranged at the bottom of the vacuum cover, and the third sealing mechanism is located above the fixed base.
Preferably, the first heat insulation and heating assembly comprises an upper heat insulation plate and an upper heating plate, and the upper heating plate is positioned below the upper heat insulation plate and fixed through bolts.
Preferably, a vacuum ceramic binding post is arranged on the outer side wall of the vacuum cover to communicate with the inner wall of the vacuum cover.
Preferably, the first heat insulation and heating assembly comprises an upper heat insulation plate and an upper heating plate, and the upper heating plate is positioned below the upper heat insulation plate and fixed through bolts.
Preferably, the second heat insulation and heating assembly comprises a lower heat insulation plate and a lower heating plate, and the lower heat insulation plate is positioned below the lower heating plate and fixed by bolts.
Preferably, the second sealing mechanism comprises a vacuum hood door, and sealing filler is embedded at the door edge of the vacuum hood door.
Preferably, the third sealing mechanism comprises a sealing table and a sealing plate, and the sealing table is located above the sealing plate and overlapped with the sealing plate.
Preferably, the sealing platform is fixedly connected with the vacuum cover into a whole.
Preferably, a sealing packing is provided at a partial region between the two overlapping sides of the sealing table and the sealing plate.
Preferably, the packing is a high temperature resistant packing.
Compared with the prior art, the utility model discloses the advantage lies in:
through special structure, the hydraulic press chamber has the dual characteristics of high temperature and vacuum, and the sealing performance of the power line connection of the heating equipment can be ensured by fully using the packing and the asbestos gasket.
Drawings
Fig. 1 is a front sectional view of a partial structure of a high-temperature vacuum sealing structure device for a hydraulic machine according to the present invention;
fig. 2 is a side sectional view of a partial structure of a high-temperature vacuum sealing structure device for a hydraulic machine according to the present invention;
fig. 3 is a top view of a sealing structure device for high temperature vacuum of a hydraulic machine according to the present invention.
In the figure: 1-a guide rod; 2-high temperature guide belt; 3-vacuum cover; 4-sealing packing; 5, mounting a heat insulation plate; 6-upper heating plate; 7-vacuum ceramic binding posts; 8-lower heating plate; 9-vacuum ceramic binding posts; 10-asbestos gasket; 11-lower heat insulation board; 13-vacuum hood door; 14-a first sealing mechanism; 15-window; 16-a sealing table; 17-a sealing plate; 18-a stationary base; 19-bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.
In this embodiment, please refer to fig. 1-3, a high-temperature vacuum sealing structure device for a hydraulic press includes a guide rod 1 and a vacuum cover 3, the vacuum cover 3 is fixed below the guide rod 1, a first sealing mechanism 14 is arranged between the guide rod 1 and the vacuum cover 3, specifically, the first sealing mechanism 14 includes two high-temperature guide belts 2 corresponding to each other up and down in this embodiment, a sealing filler 4 is arranged between the two high-temperature guide belts 2 and is in sealing connection with the guide rod 1, the sealing filler 4 is a high-temperature-resistant packing, wherein the bottom of the guide rod 1 is embedded into the upper end of an inner cavity of the vacuum cover 3;
in this embodiment, the high temperature resistant packing is a fibrous light refractory material, which has the advantages of light weight, high temperature resistance, good thermal stability, low thermal conductivity, small specific heat capacity, mechanical shock resistance and the like, and the application range of the high temperature resistant packing is expanded from below 1200 ℃ to 1200-1600 ℃ in high temperature industrial kilns, heating devices and high temperature pipelines, and becomes an effective energy-saving material in the application field;
in the embodiment, a first heat insulation and heating assembly is arranged at the upper end of the inner cavity of the vacuum hood 3 and fixedly connected with the bottom of the guide rod 1, in the embodiment, specifically, the first heat insulation and heating assembly comprises an upper heat insulation plate 5 and an upper heating plate 6, and the upper heating plate 6 is positioned below the upper heat insulation plate 5 and is fixed through a bolt 19; a second heat insulation and heating assembly corresponding to the first heat insulation and heating assembly is correspondingly arranged at the lower end of the inner cavity of the vacuum cover 3, in the embodiment, the second heat insulation and heating assembly comprises a lower heat insulation plate 11 and a lower heating plate 8, and the lower heat insulation plate 11 is positioned below the lower heating plate 8 and fixed through a bolt 19; a window 15 is arranged on the side surface of the vacuum cover 3, a second sealing mechanism is arranged at the window 15 and connected with the window 15, the second sealing mechanism specifically comprises a vacuum cover door 13 in the embodiment, and a high-temperature-resistant packing is also embedded at the door edge of the vacuum cover door 13;
in this embodiment, the outer side wall of the vacuum cover 3 is provided with vacuum ceramic terminals 7 and 9 for communicating with the inner wall of the vacuum cover 3, the vacuum ceramic terminals 7 and 9 in this embodiment have high temperature and high pressure resistance, are not heated to deform in use, and the housing does not shrink or crack under the condition of large change of air temperature, and after being tightly combined with a circuit, can achieve the dustproof and waterproof effect, and has high bearing temperature of about 500-1000 ℃;
in this embodiment, a third sealing mechanism and a fixed base 18 are further disposed at the bottom of the vacuum enclosure 3, the third sealing mechanism is located above the fixed base 18, specifically, the third sealing mechanism includes a sealing platform 16 and a sealing plate 17 in this embodiment, wherein the sealing platform 16 is located above the sealing plate 17 and overlaps with the sealing plate 17, so that the sealing platform 16 and the vacuum enclosure 3 are fixedly connected into a whole, and an asbestos gasket 10 is disposed at a partial area between the overlapping of the two sides of the sealing platform 16 and the sealing plate 17, and the asbestos gasket 10 has the advantages in this embodiment:
1, good sealing performance
2, the application range of the corrosion resistance is excellent:
the use temperature is-100 to +1000 DEG C
Using a pressure of PN <5.0Mp
The main technical parameters of the asbestos pad are as follows:
| model number | XB200 | XB250 | XB300 | XB350 | XB400 | XB450 |
| Tensile strength | 5MPa | 6MPa | 8MPa | 9MPa | 11MPa | 18MPa |
| Temperature of | +200℃ | +250℃ | +300℃ | +350℃ | +400℃ | +450℃ |
In the embodiment, the main type of asbestos gasket comprises one of low-pressure asbestos gasket, medium-pressure asbestos gasket, high-pressure asbestos gasket and oil-resistant asbestos rubber gasket.
In the embodiment, the lengths of the sealing table 16 and the sealing plate 17 are the same as the length of the sealing plate 17, the thickness of the sealing table 16 is larger than that of the sealing plate 17, and the lengths or the thicknesses or the widths of the sealing table 16 and the sealing plate 17 can be adjusted correspondingly according to actual conditions.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a seal structure device for high temperature vacuum of hydraulic press, including guide arm (1), vacuum hood (3), its characterized in that: the vacuum cover (3) is fixedly arranged below the guide rod (1), a first sealing mechanism (14) is arranged between the guide rod (1) and the vacuum cover (3), and the bottom of the guide rod (1) is embedded into the upper end of the inner cavity of the vacuum cover (3);
a first heat insulation and heating component is arranged at the upper end of the inner cavity of the vacuum cover (3) and is fixedly connected with the bottom of the guide rod (1); the lower end of the inner cavity of the vacuum cover (3) is correspondingly provided with a second heat insulation and heating assembly corresponding to the first heat insulation and heating assembly, a window (15) is arranged on the side face of the vacuum cover (3), a second sealing mechanism is arranged at the window (15) and connected with the window (15), a third sealing mechanism and a fixed base (18) are further arranged at the bottom of the vacuum cover (3), and the third sealing mechanism is located above the fixed base (18).
2. A high temperature vacuum sealing structure arrangement for a hydraulic machine, according to claim 1, wherein: two high-temperature guide belts (2) which correspond up and down are arranged in the first sealing mechanism (14), and a sealing filler (4) is arranged between the two high-temperature guide belts (2) and is in sealing connection with the guide rod (1).
3. A sealing structure arrangement for high temperature vacuum of hydraulic machines according to claim 2, characterized in that: and the outer side wall of the vacuum cover (3) is provided with vacuum ceramic binding posts (7, 9) for communicating with the inner wall of the vacuum cover (3).
4. A sealing structure arrangement for high temperature vacuum of hydraulic machine according to claim 1, the method is characterized in that: the first heat insulation and heating assembly comprises an upper heat insulation plate (5) and an upper heating plate (6), and the upper heating plate (6) is located below the upper heat insulation plate (5) and fixed through a bolt (19).
5. A high temperature vacuum sealing structure arrangement for a hydraulic machine, according to claim 1, wherein: the second heat insulation and heating assembly comprises a lower heat insulation plate (11) and a lower heating plate (8), and the lower heat insulation plate (11) is located below the lower heating plate (8) and fixed through a bolt (19).
6. A sealing structure arrangement for high temperature vacuum of hydraulic machine according to claim 1, characterized in that: the second sealing mechanism comprises a vacuum cover door (13), and a sealing filler (4) is embedded at the door edge of the vacuum cover door (13).
7. A high temperature vacuum sealing structure arrangement for a hydraulic machine, according to claim 1, wherein: the third sealing mechanism comprises a sealing platform (16) and a sealing plate (17), and the sealing platform (16) is positioned above the sealing plate (17) and is superposed with the sealing plate (17).
8. A high temperature vacuum sealing structure arrangement for a hydraulic machine according to claim 7, wherein: the sealing platform (16) is fixedly connected with the vacuum cover (3) into a whole.
9. A high temperature vacuum sealing structure arrangement for a hydraulic machine according to claim 7, wherein: an asbestos gasket (10) is arranged in a partial area between the superposition of the two sides of the sealing platform (16) and the sealing plate (17).
10. A sealing structure device for high-temperature vacuum of a hydraulic machine according to any one of claims 2 or 6, characterized in that: the sealing packing (4) is a high-temperature-resistant packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223142341.1U CN218761389U (en) | 2022-11-25 | 2022-11-25 | High-temperature vacuum sealing structure device for hydraulic machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223142341.1U CN218761389U (en) | 2022-11-25 | 2022-11-25 | High-temperature vacuum sealing structure device for hydraulic machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218761389U true CN218761389U (en) | 2023-03-28 |
Family
ID=85676777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223142341.1U Active CN218761389U (en) | 2022-11-25 | 2022-11-25 | High-temperature vacuum sealing structure device for hydraulic machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218761389U (en) |
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2022
- 2022-11-25 CN CN202223142341.1U patent/CN218761389U/en active Active
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