CN219541996U - S-shaped thermocouple device for diffusion welding - Google Patents
S-shaped thermocouple device for diffusion welding Download PDFInfo
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- CN219541996U CN219541996U CN202320304321.5U CN202320304321U CN219541996U CN 219541996 U CN219541996 U CN 219541996U CN 202320304321 U CN202320304321 U CN 202320304321U CN 219541996 U CN219541996 U CN 219541996U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The utility model discloses an S-shaped thermocouple device for diffusion welding. The utility model designs a galvanic flange substrate which is connected with a heating vacuum chamber through a first flange, and one end of the galvanic flange substrate is embedded into the heating vacuum chamber; the number of the first through holes is two, the first through holes are arranged on the thermocouple flange substrate along a first direction, and the first direction is parallel to the axial direction of the thermocouple flange substrate; a sealing sleeve and an insulating sleeve which are matched with the inner wall of the first through hole are sequentially arranged in the first through hole, the sealing sleeve is arranged on the inner wall of one end of the first through hole, which is close to the heating vacuum chamber, and the insulating sleeve is arranged on the inner wall of one end of the first through hole, which is far away from the heating vacuum chamber, and extends out of the first through hole; and the signal column penetrates through the sealing sleeve and the insulating sleeve, one end of the signal column is positioned in the heating vacuum chamber, and the other end of the signal column extends out of the insulating sleeve and is used for carrying out temperature detection in connection with a cable of the diffusion welding equipment.
Description
Technical Field
The present disclosure relates generally to the field of diffusion welding technology, and in particular to an S-type thermocouple device for diffusion welding.
Background
The vacuum diffusion welding can weld almost all metal and nonmetal materials, the welding piece has high precision and small deformation, and welding defects do not exist in welding seams, so that the vacuum diffusion welding is the only method for manufacturing vacuum sealing, heat-resistant, vibration-resistant and non-deformation joints, and is widely applied to industrial production.
Disclosure of Invention
In view of the above-mentioned drawbacks or shortcomings of the prior art, it is desirable to provide an S-type thermocouple device for diffusion welding that is simple in structure, convenient to install, and has good sealability and high temperature resistance.
In a first aspect, the present utility model provides an S-type thermocouple device for diffusion welding, comprising:
the electric coupling flange base plate is connected with the heating vacuum chamber through a first flange, and one end of the electric coupling flange base plate is embedded into the heating vacuum chamber;
the number of the first through holes is two, the first through holes are arranged on the thermocouple flange substrate along a first direction, and the first direction is parallel to the axial direction of the thermocouple flange substrate; a sealing sleeve and an insulating sleeve which are matched with the inner wall of the first through hole are sequentially arranged in the first through hole, the sealing sleeve is arranged on the inner wall of one end of the first through hole, which is close to the heating vacuum chamber, and the insulating sleeve is arranged on the inner wall of one end of the first through hole, which is far away from the heating vacuum chamber, and extends out of the first through hole;
and the signal column penetrates through the sealing sleeve and the insulating sleeve, one end of the signal column is positioned in the heating vacuum chamber, and the other end of the signal column extends out of the insulating sleeve and is used for carrying out temperature detection in connection with a cable of the diffusion welding equipment.
According to the technical scheme provided by the embodiment of the utility model, the outer wall of one end, close to the insulating sleeve, of the sealing sleeve is sleeved with a copper gasket, the insulating sleeve is sleeved with a pressing sleeve, and the pressing sleeve is abutted against the copper gasket.
According to the technical scheme provided by the embodiment of the utility model, one end of the thermocouple flange substrate, which is positioned in the heating vacuum chamber, is sleeved with a first insulating sleeve, a second through hole is formed in a position, corresponding to the first through hole, of the first insulating sleeve, and the signal column penetrates through the second through hole and is arranged in the heating vacuum chamber.
According to the technical scheme provided by the embodiment of the utility model, one end of the pressing ring, which is far away from the copper gasket, is sleeved with a second insulating sleeve, a third through hole is formed in a position, corresponding to the first through hole, of the second insulating sleeve, and the signal column penetrates out of the third through hole.
According to the technical scheme provided by the embodiment of the utility model, the two ends of the signal column are respectively sleeved with the first locking gasket, the first locking gaskets are arranged close to the first insulating sleeve or the second insulating sleeve, the two ends of the signal column are provided with external threads to form threaded ends, the threaded ends of the signal column are sleeved with the first locking parts matched with the external threads, and the first locking parts are arranged close to the first locking gaskets and used for locking the first locking gaskets.
According to the technical scheme provided by the embodiment of the utility model, two second locking gaskets and second locking pieces are sleeved at two ends of the signal column in sequence, and the two second locking gaskets are positioned between the first locking pieces and the second locking pieces.
According to the technical scheme provided by the embodiment of the utility model, a flange sealing gasket is arranged between the galvanic flange base plate and the first flange.
According to the technical scheme provided by the embodiment of the utility model, the thermocouple flange base plate and the first flange edge are correspondingly provided with the fourth through holes, and the thermocouple flange base plate and the first flange are fastened and connected through the fourth through holes through fastening bolts.
According to the technical scheme provided by the embodiment of the utility model, the first insulating sleeve, the second insulating sleeve, the sealing sleeve and the flange sealing gasket are made of polytetrafluoroethylene.
In summary, the technical scheme specifically discloses an S-type thermocouple device for diffusion welding, which is designed with a thermocouple flange substrate, wherein the thermocouple flange substrate is connected with a heating vacuum chamber through a first flange, and one end of the thermocouple flange substrate is embedded into the heating vacuum chamber; the number of the first through holes is two, the first through holes are arranged on the thermocouple flange substrate along a first direction, and the first direction is parallel to the axial direction of the thermocouple flange substrate; a sealing sleeve and an insulating sleeve which are matched with the inner wall of the first through hole are sequentially arranged in the first through hole, the sealing sleeve is arranged on the inner wall of one end of the first through hole, which is close to the heating vacuum chamber, and the insulating sleeve is arranged on the inner wall of one end of the first through hole, which is far away from the heating vacuum chamber, and extends out of the first through hole; the signal column penetrates through the sealing sleeve and the insulating sleeve, one end of the signal column is positioned in the heating vacuum chamber, and the other end of the signal column extends out of the insulating sleeve and is used for temperature detection in connection with a cable of the diffusion welding equipment; in this embodiment, through seal cover and insulating sleeve with signal post zonulae occludens on the galvanic flange base plate, and with insulating at galvanic flange base plate, compare in prior art and adopt high temperature high pressure seal gasket to seal, adopt the seal cover to make sealed area of contact increase, and its simple structure of this scheme, simple to operate has good leakproofness.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of an S-type thermocouple device for diffusion welding provided by the utility model.
Fig. 2 is a schematic partial structure of an S-type thermocouple device for diffusion welding according to the present utility model.
Wherein: 1. a first flange; 2. a galvanic flange substrate; 3. heating the vacuum chamber; 4. sealing sleeve; 5. an insulating sleeve; 6. a signal column; 7. a copper washer; 8. a compacting sleeve; 9. a first insulating sleeve; 10. a second insulating sleeve; 11. a first locking washer; 12. a first locking member; 13. a second locking washer; 14. a second locking member; 15. a flange gasket; 16. and (5) fastening a bolt.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Example 1
Referring to fig. 1, the S-type thermocouple device for diffusion welding according to the present utility model includes:
a galvanic flange substrate 2 connected with the heating vacuum chamber 3 through the first flange 1, and one end of the galvanic flange substrate 2 is embedded into the heating vacuum chamber 3;
the number of the first through holes is two, and the first through holes are arranged on the thermocouple flange substrate 2 along a first direction which is parallel to the axial direction of the thermocouple flange substrate 2; a sealing sleeve 4 and an insulating sleeve 5 which are matched with the inner wall of the first through hole are sequentially arranged in the first through hole, the sealing sleeve is arranged on the inner wall of one end of the first through hole, which is close to the heating vacuum chamber 3, and the insulating sleeve 5 is arranged on the inner wall of one end of the first through hole, which is far away from the heating vacuum chamber 3, and extends out of the first through hole;
and a signal column 6 passing through the sealing sleeve 4 and the insulating sleeve 5, wherein one end of the signal column 6 is positioned in the heating vacuum chamber 3, and the other end of the signal column extends out of the insulating sleeve 5 and is used for temperature detection in connection with a cable of the diffusion welding equipment.
In this embodiment, the thermocouple device comprises a thermocouple flange substrate 2 and a heating vacuum chamber 3 which are connected through a first flange 1, and one end of the thermocouple flange substrate 2 is embedded into the heating vacuum chamber 3 and is used for assembling and forming the connecting end of the heating vacuum chamber 3 and a signal column 6;
the number of the first through holes is two, the first through holes are arranged on the galvanic flange base plate 2 along a first direction, and the first direction is parallel to the axial direction of the galvanic flange base plate 2 and is used for arranging the signal column 6;
the sealing sleeve 4 and the insulating sleeve 5 are sequentially arranged in the first through hole and matched with the inner wall of the first through hole, the sealing sleeve 4 is arranged on the inner wall of one end of the first through hole, which is close to the heating vacuum chamber 3, and the insulating sleeve 5 is arranged on the inner wall of one end of the first through hole, which is far away from the heating vacuum chamber 3, and extends out of the first through hole;
a signal column 6 passing through the sealing sleeve 4 and the insulating sleeve 5, wherein one end of the signal column 6 is positioned in the heating vacuum chamber 3, and the other end extends out of the insulating sleeve 5 and is used for temperature detection in connection with a cable of the diffusion welding equipment;
preferably, the sealing sleeve 4 and the insulating sleeve 5 are made of polytetrafluoroethylene, the sealing sleeve 4 is used for enabling the signal post 6 and the galvanic flange base plate 2 to be arranged in a sealing mode, and the sealing sleeve 4 and the insulating sleeve 5 are sleeved outside the signal post 6 to enable the signal post 6 to be insulated from the galvanic flange base plate 2.
As shown in fig. 2, the copper gasket 7 is sleeved on the outer wall of one end of the sealing sleeve 4, which is close to the insulating sleeve 5, the copper gasket 7 has excellent flexibility, can be tightly attached to the outer wall of the sealing sleeve 4, and enhances the tightness, the wear resistance of the copper gasket 7 is also used for preventing the pressing sleeve 8 from scratching the sealing sleeve 4, and the application temperature range of the copper gasket 7 is wide and has low leakage;
further, the inner wall of the first through hole is provided with a connecting internal thread;
the outer wall of the pressing sleeve 8 is provided with a thread matched with the inner wall of the first through hole, the pressing sleeve 8 is screwed into the first through hole and is in threaded connection with the inner wall of the first through hole, the pressing sleeve 8 is sleeved outside the insulating sleeve 5, the pressing sleeve 8 is abutted with the copper gasket 7, and the gap between the insulating sleeve 5 and the signal column 6 is reduced, so that the sealing performance is enhanced.
As shown in fig. 1, a first insulating sleeve 9 is sleeved at one end of the thermocouple flange substrate 2 located in the heating vacuum chamber 3, a second through hole is formed in a position, corresponding to the first through hole, of the first insulating sleeve 9, and a signal column 6 passes through the second through hole and is arranged in the heating vacuum chamber 3, so that the signal column 6 and one end of the thermocouple flange substrate 2 located in the heating vacuum chamber 3 are arranged in an insulating manner;
the second insulating sleeve 10 is sleeved at one end of the pressing sleeve 8 far away from the copper gasket 7, a third through hole is formed in a position, corresponding to the first through hole, of the second insulating sleeve 10, and the signal column 6 penetrates out of the third through hole and is used for guaranteeing that the signal column 6 is arranged in an insulating manner with the galvanic flange substrate 2;
preferably, the first insulating sleeve 9 and the second insulating sleeve 10 are made of polytetrafluoroethylene.
As shown in fig. 2, the first locking gaskets 11 are respectively sleeved at two ends of the signal post 6 in a sliding manner, and the first locking gaskets 11 are arranged close to the first insulating sleeve 9 or the second insulating sleeve 10 and are used for being locked by matching with the first locking pieces 12 to prevent the threaded connection from loosening;
the two ends of the signal column 6 are provided with external threads to form threaded ends for being in threaded connection with the first locking piece 12 and the second locking piece 14 to realize the locking function;
the first locking piece 12 is sleeved at the threaded end of the signal column 6 and matched with the external threads, and the first locking piece 12 is arranged close to the first locking gasket 11 and used for locking the first locking gasket 11;
two second locking gaskets 13 and second locking pieces 14 are sleeved at two ends of the signal column 6 in sequence, the two second locking gaskets 13 are positioned between the first locking pieces 12 and the second locking pieces 14, and the second locking gaskets 13 are used for being matched with the second locking pieces 14 to lock so as to prevent the threaded connection from loosening; the second locking member 14 is used for locking the two second locking gaskets 13;
preferably, the first locking member 12 and the second locking member 14 are of the type, for example, locking nuts, the inner walls of which are provided with internal threads that match the external threads of the threaded ends.
As shown in fig. 1, a flange gasket 15 provided between the galvanic flange base plate 2 and the first flange 1 for enhancing the sealability of the galvanic flange base plate 2 and the first flange 1;
preferably, the flange gasket 15 is made of polytetrafluoroethylene;
the fourth through hole is arranged at the edges of the galvanic flange base plate 2 and the first flange 1 and is correspondingly arranged;
a fastening bolt 16 penetrating through the fourth through holes of the flange base plate 2 and the first flange 1 to fasten the flange base plate 2 and the first flange 1;
further, the number of the fastening bolts 16 is, for example, four;
alternatively, the fastening bolt 16 may be of the type, for example, an M10 bolt.
Further, the materials of the first insulating sleeve 9, the second insulating sleeve 10, the insulating sleeve 5, the sealing sleeve 4 and the flange sealing gasket 15 are polytetrafluoroethylene, and the polytetrafluoroethylene material has good high temperature resistance, can be normally used at a high temperature of 250 degrees, and can be hardened to cause sealing failure in a temperature environment of a vacuum chamber even if the most high temperature resistant fluororubber ring in rubber is adopted for sealing, so that the polytetrafluoroethylene material is preferably used in the scheme.
The concrete installation mode is as follows:
1. pressing the two sealing sleeves 4 into the first through holes of the galvanic flange base plate 2 to be tightly matched with the first through holes;
2. one end of each of the two signal columns 6 is respectively penetrated into the two sealing sleeves 4 and extends out of the sealing sleeve 4 to be tightly matched with the sealing sleeve 4;
3. two copper gaskets 7 are respectively sleeved outside the two signal columns 6, so that the two signal columns are arranged at one side of the sealing sleeve 4;
4. sleeving two insulating sleeves 5 into one ends, far away from the sealing sleeve 4, of the two signal columns 6 respectively until the two insulating sleeves are abutted with the sealing sleeve 4, and enabling one ends of the insulating sleeves 5 to extend out from one ends, far away from the sealing sleeve 4, of the galvanic flange base plate 2;
5. respectively screwing the two compression sleeves 8 into the two first through holes until one end face is abutted against the copper gasket 7, so that the copper gasket 7, the sealing sleeve 4 and the signal column 6 are compressed in the first through holes of the galvanic flange base plate 2;
6. a first insulating sleeve 9 is sleeved at one end of the thermocouple flange substrate 2, which is positioned in the heating vacuum chamber 3, a second through hole is formed in the position, corresponding to the first through hole, of the first insulating sleeve 9, and the signal column 6 penetrates through the second through hole;
7. a first locking gasket 11 is sleeved at one end of the signal post 6 close to the first insulating sleeve 9, and then a first locking piece 12 is sleeved, so that the first insulating sleeve 9 is locked through the first locking gasket 11;
8. a second insulating sleeve 10 is sleeved at one end of the pressing sleeve 8 far away from the copper gasket 7, a third through hole is formed in the position, corresponding to the first through hole, of the second insulating sleeve 10, and the signal column 6 penetrates out of the third through hole;
9. a first locking gasket 11 is sleeved at one end of the signal post 6 close to the second insulating sleeve 10, and then a first locking piece 12 is sleeved, so that the second insulating sleeve 10 is locked through the first locking gasket 11;
10. two ends of the signal column 6 are respectively sleeved with 2 second locking gaskets 13 and a second locking piece 14, and the second locking piece 14 is locked with the second locking gaskets 13;
11. welding a first flange 1 on the side wall of a heating vacuum chamber 3, placing a flange sealing gasket 15 on the end surface of the first flange 1, and embedding one end of a galvanic flange substrate 2 sleeved into a first insulating sleeve 9 into the heating vacuum chamber 3; then, the flange base plate 2 and the fourth through hole of the first flange 1 are disposed correspondingly, the flange base plate 2 and the first flange 1 are fastened and connected by fastening bolts 16 passing through the fourth through hole, and a flange gasket 15 is fastened between the flange base plate 2 and the first flange 1.
The specific use mode is as follows:
the temperature control electric signal is transmitted in the vacuum room and outside by taking the two signal columns 6 as media, the wire nose of the signal wire is required to be wound on the two signal columns 6 and positioned between the two second locking gaskets 13, and the wire nose of the signal wire is locked between the two second locking gaskets 13 through the second locking piece 13.
The above description is only illustrative of the preferred embodiments of the present utility model and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in the present utility model is not limited to the specific combinations of the technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the inventive concept. Such as the above-mentioned features and the technical features disclosed in the present utility model (but not limited to) having similar functions are replaced with each other.
Claims (9)
1. An S-type thermocouple device for diffusion welding, comprising:
the electric coupling flange base plate (2) is connected with the heating vacuum chamber (3) through the first flange (1), and one end of the electric coupling flange base plate (2) is embedded into the heating vacuum chamber (3);
the number of the first through holes is two, the first through holes are arranged on the galvanic flange base plate (2) along a first direction, and the first direction is parallel to the axial direction of the galvanic flange base plate (2); a sealing sleeve (4) and an insulating sleeve (5) which are matched with the inner wall of the first through hole are sequentially arranged in the first through hole, the sealing sleeve (4) is arranged on the inner wall of one end of the first through hole, which is close to the heating vacuum chamber (3), and the insulating sleeve (5) is arranged on the inner wall of one end of the first through hole, which is far away from the heating vacuum chamber (3) and extends out of the first through hole;
and a signal column (6) penetrates through the sealing sleeve (4) and the insulating sleeve (5), one end of the signal column (6) is positioned in the heating vacuum chamber (3), and the other end of the signal column extends out of the insulating sleeve (5) and is used for carrying out temperature detection in connection with a cable of the diffusion welding equipment.
2. The S-shaped thermocouple device for diffusion welding as set forth in claim 1, wherein the sealing sleeve (4) is sleeved with a copper washer (7) near the outer wall of one end of the insulating sleeve (5), the insulating sleeve (5) is sleeved with a pressing sleeve (8), and the pressing sleeve (8) is abutted against the copper washer (7).
3. The S-type thermocouple device for diffusion welding according to claim 2, wherein a first insulating sleeve (9) is sleeved at one end of the thermocouple flange substrate (2) positioned in the heating vacuum chamber (3), a second through hole is formed in a position, corresponding to the first through hole, of the first insulating sleeve (9), and the signal column (6) penetrates through the second through hole and is arranged in the heating vacuum chamber (3).
4. An S-type thermocouple device for diffusion welding according to claim 3, wherein a second insulating sleeve (10) is sleeved at one end of the pressing sleeve (8) far away from the copper washer (7), a third through hole is formed in a position, corresponding to the first through hole, of the second insulating sleeve (10), and the signal column (6) penetrates out of the third through hole.
5. The S-shaped thermocouple device for diffusion welding as set forth in claim 4, wherein the two ends of the signal column (6) are respectively sleeved with a first locking gasket (11), the first locking gaskets (11) are arranged close to the first insulating sleeve (9) or the second insulating sleeve (10), the two ends of the signal column (6) are provided with external threads to form threaded ends, the threaded ends of the signal column (6) are sleeved with first locking pieces (12) matched with the external threads, and the first locking pieces (12) are arranged close to the first locking gaskets (11) and used for locking the first locking gaskets (11).
6. The S-type thermocouple device for diffusion welding according to claim 5, wherein two second locking gaskets (13) and second locking pieces (14) are sleeved at two ends of the signal column (6) in sequence, and the two second locking gaskets (13) are located between the first locking pieces (12) and the second locking pieces (14).
7. An S-type thermocouple device for diffusion welding according to claim 6, wherein a flange gasket (15) is provided between said flange base plate (2) and said first flange (1).
8. The S-type thermocouple device for diffusion welding according to claim 1, wherein a fourth through hole is correspondingly formed in the edges of the thermocouple flange base plate (2) and the first flange (1), and the thermocouple flange base plate (2) and the first flange (1) are fastened and connected through the fourth through hole through fastening bolts (16).
9. An S-type thermocouple device for diffusion welding according to claim 7, wherein said first insulating sheath (9), said second insulating sheath (10), said insulating sheath (5), said sealing sleeve (4) and said flange gasket (15) are made of polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320304321.5U CN219541996U (en) | 2023-02-24 | 2023-02-24 | S-shaped thermocouple device for diffusion welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320304321.5U CN219541996U (en) | 2023-02-24 | 2023-02-24 | S-shaped thermocouple device for diffusion welding |
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| Publication Number | Publication Date |
|---|---|
| CN219541996U true CN219541996U (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320304321.5U Active CN219541996U (en) | 2023-02-24 | 2023-02-24 | S-shaped thermocouple device for diffusion welding |
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| CN (1) | CN219541996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117260155A (en) * | 2023-09-01 | 2023-12-22 | 河北志成束源科技有限公司 | Welding tool for thin-wall cylindrical part |
-
2023
- 2023-02-24 CN CN202320304321.5U patent/CN219541996U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117260155A (en) * | 2023-09-01 | 2023-12-22 | 河北志成束源科技有限公司 | Welding tool for thin-wall cylindrical part |
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