CN219415260U - Electron positive pole assembly structure - Google Patents
Electron positive pole assembly structure Download PDFInfo
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- CN219415260U CN219415260U CN202320211095.6U CN202320211095U CN219415260U CN 219415260 U CN219415260 U CN 219415260U CN 202320211095 U CN202320211095 U CN 202320211095U CN 219415260 U CN219415260 U CN 219415260U
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- sealing ring
- fixing
- assembly
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Abstract
The utility model discloses an electronic anode assembly structure, which comprises a flange plate assembly and an electrode fixing piece; the flange plate assembly comprises an electrode assembly seat for fixing an electrode; the electrode fixing piece comprises an electrode front fixing piece and an electrode rear fixing piece; the electrode front fixing piece and the electrode rear fixing piece are matched to sleeve the electrode in the electrode assembly seat, so that the electrode is radially fixed; an electrode sealing ring group is also arranged between the electrode fixing piece and the electrode; the method adopts a method of directly assembling the sealing ring on the electrode, namely, the sealing surface is formed in the circumference through radial deformation of the electrode sealing ring group, so as to achieve radial sealing, and the sealing tension of the radial sealing is obtained by self deformation of the electrode sealing ring group instead of deformation of the electrode sealing ring group caused by axial compression, thereby fundamentally solving the dependence on axial compression force, and further reducing the problems of damage to threads caused by excessive screwing, leakage caused by insufficient sealing pressure caused by insufficient screwing, and the like.
Description
Technical Field
The utility model relates to the technical field of water heaters, in particular to an electronic anode assembly structure.
Background
At present, an electronic anode of a water heater is generally injection molded on an electrode, and assembly threads and sealing surfaces are formed on a plastic structure to perform assembly and sealing.
However, between the metal electrode and the plastic, due to the difference of performance parameters such as expansion coefficient of the material, the electrode and the plastic are easily peeled off after a period of use, resulting in leakage.
Secondly, the fixing and sealing of the electrode usually depend on threads on a plastic structure of the electrode, fixing and sealing pressure is obtained by screwing the threads, the strength of the plastic threads is relatively poor, and poor phenomena such as sliding teeth, staggered teeth, insufficient pressing force, leakage and the like are easy to occur during assembly.
Disclosure of Invention
The utility model aims to provide an electronic anode assembly structure, which adopts a method of directly assembling a sealing ring on an electrode, namely, a sealing surface is formed in the circumference through radial deformation of an electrode sealing ring group (a front fixing piece outer sealing ring, a front fixing piece inner sealing ring, a rear fixing piece inner sealing ring and a rear fixing piece outer sealing ring), so that radial sealing is achieved, and the sealing tension of the radial sealing is obtained by self deformation of the electrode sealing ring group rather than axial compression to deform the electrode sealing ring group, thereby fundamentally solving the dependence on axial compression force, and further reducing the problems of screw thread damage caused by excessive screwing, leakage caused by insufficient sealing pressure due to insufficient screwing, and the like.
The aim of the utility model can be achieved by the following technical scheme:
an electron anode assembly structure comprises a flange plate component and an electrode fixing piece;
the flange plate assembly comprises an electrode assembly seat for fixing an electrode;
the electrode fixing piece comprises an electrode front fixing piece and an electrode rear fixing piece;
the electrode front fixing piece and the electrode rear fixing piece are matched to sleeve the electrode in the electrode assembly seat, so that the electrode is radially fixed;
and an electrode sealing ring group is also arranged between the electrode fixing piece and the electrode.
As a further scheme of the utility model: the outer wall of the electrode front fixing piece is provided with a first sealing ring groove, an inner assembly of the first sealing ring groove is provided with an outer sealing ring of the front fixing piece, and the outer sealing ring of the front fixing piece and the electrode assembly seat form radial sealing.
As a further scheme of the utility model: the rear end of the inner wall of the electrode front fixing piece is provided with a first sinking table, an inner sealing ring of the front fixing piece is assembled in the first sinking table, and the inner sealing ring of the front fixing piece, the electrode and a peripheral wall of the sinking table form radial sealing.
As a further scheme of the utility model: the front end of the inner wall of the electrode rear fixing part is provided with a second sinking table, an inner sealing ring of the rear fixing part is assembled in the second sinking table, and the inner sealing ring of the rear fixing part, the electrode and the second sinking table are radially sealed.
As a further scheme of the utility model: the rear end of the outer wall of the electrode rear fixing part is provided with a shoulder, the shoulder is provided with a rear fixing part outer sealing ring, and the rear fixing part outer sealing ring and the electrode assembly seat form radial sealing.
As a further scheme of the utility model: the shoulder is located between the electrode rear fixing piece and the electrode assembly seat.
As a further scheme of the utility model: an electrode boss is arranged on the electrode, and an electrode positioning washer I and an electrode positioning washer II are arranged on two sides of the electrode boss;
the first electrode positioning gasket and the second electrode positioning gasket are limited in the assembly space of the electrode by the front electrode fixing piece and the rear electrode fixing piece, and the axial movement of the electrode is limited.
As a further scheme of the utility model: the rear end of the electrode assembly seat is provided with a rear fixing gasket which is used for limiting the movement of the electrode front fixing piece and the electrode rear fixing piece in the axial direction.
As a further scheme of the utility model: the flange plate assembly further comprises two fixing screw posts, and the two fixing screw posts are positioned on two sides of the electrode assembly seat;
the fixing screw posts on the two sides are connected with fixing screws in a threaded manner, and screw gaskets are arranged between the fixing screws and the fixing screw posts.
As a further scheme of the utility model: the two screw gaskets are respectively positioned at two sides of the rear fixing gasket and are overlapped with the rear fixing gasket, and the rear fixing gasket is tightly pressed on the electrode assembly seat.
The utility model has the beneficial effects that: according to the utility model, the radial deformation of the electrode sealing ring set is used for forming the sealing surface in the circumference, so that the radial sealing is achieved, the sealing tension of the radial sealing is obtained by self deformation of the electrode sealing ring set instead of axial compression, so that the dependence on axial compression force is fundamentally solved, and the problems of thread damage caused by excessive screwing, leakage caused by insufficient sealing pressure caused by insufficient screwing and the like are solved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a cross-sectional view of the present utility model;
fig. 4 is an enlarged view of an electron anode of the present utility model.
In the figure:
1. a flange plate assembly; 11. an electrode assembly base; 12. fixing a screw column;
2. an electrode; 21. an electrode boss;
3. an electrode fixing member; 31. an electrode front fixing member; 32. an electrode rear fixing member;
4. a rear fixed gasket;
51. an electrode positioning washer I; 52. an electrode positioning washer II;
61. an outer sealing ring of the front fixing piece; 62. an inner sealing ring of the front fixing piece; 63. an inner sealing ring of the rear fixing piece; 64. an outer sealing ring of the rear fixing piece;
71. a fixing screw; 72. screw gaskets.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model is an electronic anode assembly structure, which includes a flange assembly 1 and an electrode 2;
wherein, the electrode 2 is assembled on the flange plate assembly 1 through the electrode fixing piece 3, the flange plate assembly 1 comprises an electrode assembly seat 11 for fixing the electrode 2 and a fixing screw column 12;
specific:
the electrode fixing piece 3 comprises an electrode front fixing piece 31 and an electrode rear fixing piece 32, and the electrode 2 is sleeved in the electrode assembly seat 11 by matching the electrode front fixing piece 31 with the electrode rear fixing piece 32, so that the electrode 2 is radially fixed;
the outer wall of the electrode front fixing piece 31 is provided with a first sealing ring groove which is positioned between the electrode assembly seat 11 and the electrode front fixing piece 31, and a front fixing piece outer sealing ring 61 is assembled in the first sealing ring groove of the electrode front fixing piece 31, and the front fixing piece outer sealing ring 61 and the electrode assembly seat 11 form radial sealing;
a first sinking platform is arranged at the rear end of the inner wall of the electrode front fixing piece 31, and a front fixing piece inner sealing ring 62 is assembled in the first sinking platform of the electrode front fixing piece 31, and the front fixing piece inner sealing ring 62 forms radial sealing with the electrode 2 and a peripheral wall of the sinking platform;
the electrode rear fixing piece 32 is positioned at the rear end of the electrode front fixing piece 31, the radial fixing of the electrode 2 is effectively reinforced through the arrangement of the electrode rear fixing piece 32, the sinking platform II is arranged at the front end of the inner wall of the electrode rear fixing piece 32, the rear fixing piece inner sealing ring 63 is assembled in the sinking platform II of the electrode rear fixing piece 32, and the rear fixing piece inner sealing ring 63, the electrode 2 and the peripheral wall of the sinking platform II form radial sealing;
the back end of the outer wall of the electrode back fixing piece 32 is provided with a shoulder, the shoulder is positioned between the electrode back fixing piece 32 and the electrode assembly seat 11, the shoulder of the electrode back fixing piece 32 is provided with a back fixing piece outer sealing ring 64, and the back fixing piece outer sealing ring 64 and the electrode assembly seat 11 form radial sealing.
Wherein, an assembly space for accommodating an electrode fixing gasket is also arranged on the electrode 2 and between the sinking table I of the electrode front fixing piece 31 and the sinking table II of the electrode rear fixing piece 32, and the electrode fixing gasket comprises an electrode positioning gasket I51 and an electrode positioning gasket II 52;
specifically, the electrode boss 21 is formed by profiling on the electrode 2, the first electrode positioning washer 51 and the second electrode positioning washer 52 are respectively assembled on two sides of the electrode boss 21, the first electrode positioning washer 51 and the second electrode positioning washer 52 are positioned between the front fixing member inner sealing ring 62 and the rear fixing member sealing ring 63 and are limited in the assembling space by the front electrode fixing member 31 and the rear electrode fixing member 32, so that the axial movement of the electrode 2 is limited, and the electrode 2 is fixed in the axial direction.
A rear fixed gasket 4 is arranged at the rear end of the electrode assembly seat 11, the inner ring of the rear fixed gasket 4 is propped against the outer circumferential surface of the electrode rear fixed piece 32, and the axial movement of the electrode front fixed piece 31 and the electrode rear fixed piece 32 is effectively limited by the arrangement of the rear fixed gasket 4;
the flange plate assembly 1 further comprises two fixing screw posts 12, wherein the two fixing screw posts 12 are arranged on two sides of the electrode assembly seat 11, the fixing screw posts 12 on the two sides are in threaded connection with fixing screws 71, and screw gaskets 72 are arranged between the fixing screws 71 and the fixing screw posts 12;
the two screw gaskets 72 are respectively positioned at two sides of the rear fixing gasket 4 and overlap with the rear fixing gasket 4, and the compression of the rear fixing gasket 4 on the electrode assembly seat 11 is realized through the two screw gaskets 72.
When in use, the utility model is characterized in that: the radial deformation of the electrode sealing ring set (the front fixing piece outer sealing ring 61, the front fixing piece inner sealing ring 62, the rear fixing piece inner sealing ring 63 and the rear fixing piece outer sealing ring 64) is used for forming a sealing surface in the circumference, so that radial sealing is achieved, the sealing tension of the radial sealing is obtained by self deformation of the electrode sealing ring set instead of axial compression to deform the electrode sealing ring set, the dependence on axial compression force is fundamentally solved, and the problems of damage to threads, leakage and the like caused by insufficient sealing pressure due to over-tightening are solved.
The applicant wants to illustrate that:
a large number of standard components, including O-shaped rings, screws and the like, are adopted in the method, so that the die opening cost is greatly saved, and the standardized implementation of enterprises is facilitated;
the accessories are of independent small piece structures, so that complicated technological operation of taking the electrodes as injection molding inserts is avoided, and the material cost and the production cost are greatly reduced;
the electric heating tube flange is assembled on the electric heating tube flange without arranging a mounting hole specially on the inner container, so that the electric heating tube flange is beneficial to cost control and leakage-proof capacity improvement of the inner container.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (10)
1. An electron anode assembly structure, includes electrode fixing piece (3), its characterized in that:
the electrode fixing piece (3) comprises an electrode front fixing piece (31) and an electrode rear fixing piece (32);
the electrode front fixing piece (31) and the electrode rear fixing piece (32) are matched to sleeve the electrode (2) in the electrode assembly seat (11), so that the electrode (2) is radially fixed in the assembly space;
and an electrode sealing ring group is also arranged between the electrode fixing piece (3) and the electrode (2).
2. An electron anode assembly structure according to claim 1, wherein the outer wall of the electrode front fixing member (31) is provided with a first sealing ring groove, the first sealing ring groove is internally provided with a front fixing member outer sealing ring (61), and the front fixing member outer sealing ring (61) forms radial sealing with the electrode assembly seat (11).
3. An electron anode assembly structure according to claim 1, wherein a first sinking stage is arranged at the rear end of the inner wall of the electrode front fixing member (31), an inner sealing ring (62) of the front fixing member is assembled in the first sinking stage, and the inner sealing ring (62) of the front fixing member forms radial sealing with the electrode (2) and a peripheral wall of the sinking stage.
4. The electronic anode assembly structure according to claim 1, wherein a second sinking table is arranged at the front end of the inner wall of the electrode rear fixing member (32), an inner sealing ring (63) of the rear fixing member is assembled in the second sinking table, and the inner sealing ring (63) of the rear fixing member forms radial sealing with the electrode (2) and the peripheral wall of the second sinking table.
5. An electron anode assembly according to claim 1, wherein the rear end of the outer wall of the rear electrode holder (32) is provided with a shoulder portion provided with a rear holder outer seal ring (64), and the rear holder outer seal ring (64) forms a radial seal with the electrode holder (11).
6. An electron anode assembly according to claim 5, wherein the shoulder is located between the electrode rear mount (32) and the electrode mount (11).
7. The electronic anode assembly structure according to claim 1, wherein the electrode (2) is provided with an electrode boss (21), and two sides of the electrode boss (21) are provided with an electrode positioning washer I (51) and an electrode positioning washer II (52);
the first electrode positioning washer (51) and the second electrode positioning washer (52) are limited in the assembly space of the electrode (2) by the front electrode fixing piece (31) and the rear electrode fixing piece (32), and limit the axial movement of the electrode (2).
8. An electron anode assembly according to claim 1, wherein the rear end of the electrode assembly base (11) is provided with a rear fixing spacer (4), the rear fixing spacer (4) being used for limiting the movement of the front electrode fixing member (31) and the rear electrode fixing member (32) in the axial direction.
9. The electronic anode assembly structure according to claim 8, further comprising a flange plate assembly (1), wherein the electrode assembly seat (11) is arranged on the flange plate assembly (1), the flange plate assembly (1) further comprises two fixing screw posts (12), and the two fixing screw posts (12) are arranged on two sides of the electrode assembly seat (11);
the fixing screw posts (12) on the two sides are connected with fixing screws (71) in a threaded mode, and screw gaskets (72) are arranged between the fixing screws (71) and the fixing screw posts (12).
10. An electron anode assembly according to claim 9, wherein two of said screw spacers (72) are respectively located on both sides of the rear fixing spacer (4) and overlap with the rear fixing spacer (4), and compress the rear fixing spacer (4) on the electrode assembly base (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320211095.6U CN219415260U (en) | 2023-02-14 | 2023-02-14 | Electron positive pole assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320211095.6U CN219415260U (en) | 2023-02-14 | 2023-02-14 | Electron positive pole assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219415260U true CN219415260U (en) | 2023-07-25 |
Family
ID=87208679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320211095.6U Active CN219415260U (en) | 2023-02-14 | 2023-02-14 | Electron positive pole assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219415260U (en) |
-
2023
- 2023-02-14 CN CN202320211095.6U patent/CN219415260U/en active Active
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