CN219262934U - Anti-disassembly nut assembly - Google Patents
Anti-disassembly nut assembly Download PDFInfo
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- CN219262934U CN219262934U CN202320736941.6U CN202320736941U CN219262934U CN 219262934 U CN219262934 U CN 219262934U CN 202320736941 U CN202320736941 U CN 202320736941U CN 219262934 U CN219262934 U CN 219262934U
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- nut
- connecting section
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- sealing
- sleeve
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Abstract
The utility model relates to the technical field of air conditioning devices, and particularly discloses an anti-disassembly nut assembly, which comprises a nut, wherein a through hole is formed in the middle of the nut, the through hole comprises a first connecting section connected with an external copper pipe, a second connecting section connected with an air conditioning accessory, and a sealing section positioned between the first connecting section and the second connecting section, the second connecting section is connected with the air conditioning accessory through threads, a sealing conical surface which expands and extends from the first connecting section to the second connecting section is arranged at the sealing section, the longitudinal section of the sealing section is in a circular truncated cone shape, an external thread is arranged on the outer surface of the nut, which is close to the first connecting section, a nut sleeve is further arranged on the nut, and an internal thread matched with the external thread is arranged in the middle of the nut sleeve. The sealing of the joint of the air conditioner accessory and the nut is realized through the round table-shaped sealing section, the sealing conical surface and the nut sleeve sleeved outside the nut, and the installed nut sleeve cannot be separated from the copper pipe, so that the anti-disassembly effect is achieved.
Description
Technical Field
The utility model relates to the technical field of air conditioning devices, in particular to an anti-disassembly nut assembly.
Background
The prior art is middle in the anti-disassembly nut assembly, see China patent, the authorized bulletin number is CN204985264U, the authorized bulletin date is 2016, 01 and 20 days, and the anti-disassembly nut assembly comprises a nut, a nut sleeve, a spring and a retainer ring, wherein an installation part is arranged on one end face of the nut, the nut sleeve is sleeved on the installation part, the retainer ring is installed on the installation part, the nut sleeve is positioned between the end face and the retainer ring, the spring is arranged between the nut sleeve and the retainer ring, a groove is formed in the end face, a convex pawl extending into the groove is arranged on the nut sleeve, and a slope is arranged on one side of the groove in the circumferential direction of the nut. The spring is arranged between the nut sleeve and the nut, and the convex pawl stretches into the groove to be matched with each other. When the nut sleeve rotates clockwise, the convex pawl drives the nut to rotate through the groove, so that the locking effect is achieved; when the nut sleeve rotates anticlockwise, the convex pawl slides to prevent the nut from loosening, so as to achieve the anti-disassembly effect. The nut and nut sleeve with such structures are complex to manufacture, the spring needs to be specially manufactured, the cost is high, and the assembly is difficult.
Disclosure of Invention
The utility model aims at providing a disassembly-proof nut component which is simple in structure, low in operation cost and firm in connection, aiming at the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a prevent tearing open nut subassembly, including the nut, its characterized in that, nut middle part is opened there is the through-hole, the through-hole includes the first linkage segment that is connected with external copper pipe, the second linkage segment that is connected with the air conditioner accessory and be located the sealed section between first linkage segment and the second linkage segment, the second linkage segment passes through the screw thread and is connected with the air conditioner accessory, sealed section department is equipped with the sealed conical surface that expands from first linkage segment to second linkage segment, the longitudinal section of sealed section is the round platform shape, the nut is close to the surface of first linkage segment and is equipped with the external screw thread, still be equipped with the nut cover on the nut, nut cover middle part be equipped with external screw thread assorted internal screw thread.
The outer contour of the nut is round, and the nut sleeve is a hexagonal nut sleeve.
The longitudinal section of the nut is stepped, and when the whole internal thread is in threaded connection with the external thread, one end of the nut sleeve abuts against the nut.
When the whole internal thread and the external thread are in threaded connection, the sealing conical surface is in interference fit with the air conditioner accessory.
The height of the first connecting section is not smaller than the height of the nut sleeve.
The cross section diameter of the nut sleeve is larger than that of the nut.
The utility model has the beneficial effects that: the sealing of the joint of the air conditioner accessory and the nut is realized through the round table-shaped sealing section, the sealing conical surface and the nut sleeve sleeved outside the nut, and the installed nut sleeve cannot be separated from the copper pipe, so that the anti-disassembly effect is achieved.
Drawings
FIG. 1 is a top view of a tamper evident nut assembly;
FIG. 2 is a front view of the tamper evident nut assembly;
FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;
fig. 4 is a cross-sectional view of the nut shell rotated counterclockwise to the top of the nut.
In the figure: 10. a nut; 11. a through hole; 111. a first connection section; 112. a second connection section; 113. a sealing section; 114. sealing the conical surface; 12. an external thread; 13. a nut sleeve; 14. and (5) an internal thread.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
referring to fig. 1-4, the utility model discloses an anti-disassembly nut assembly, which comprises a nut 10, wherein a through hole 11 is formed in the middle of the nut 10, the through hole 11 comprises a first connecting section 111 connected with an external copper pipe, a second connecting section 112 connected with an air-conditioning accessory, and a sealing section 113 positioned between the first connecting section 111 and the second connecting section 112, the second connecting section 112 is connected with the air-conditioning accessory through threads, a sealing conical surface 114 which expands and extends from the first connecting section 111 to the second connecting section 112 is arranged at the sealing section 113, the longitudinal section of the sealing section 113 is in a truncated cone shape, an external thread 12 is arranged on the outer surface of the nut 10 close to the first connecting section 111, a nut sleeve 13 is further arranged on the nut 10, an internal thread 14 matched with the external thread 12 is arranged in the middle of the nut sleeve 13, and the height of the first connecting section 111 is not less than the height of the nut sleeve 13.
In this embodiment, the outer contour of the nut 10 is circular, the nut sleeve 13 is a hexagonal nut sleeve 13, the longitudinal section of the nut 10 is stepped, the diameter of the cross section of the nut sleeve 13 is larger than that of the nut 10, and the air conditioner accessory is a commercially available known product. The nut sleeve 13 rotates clockwise, the nut sleeve 13 is matched with the external thread 12 on the nut sleeve 13 through the internal thread 14, the nut sleeve 13 is completely screwed into the position where the external thread 12 is arranged on the nut 10, one end of the nut sleeve 13 abuts against the nut 10, then the nut sleeve 13 drives the nut 10 to rotate clockwise, the air conditioning accessory is connected with the second connecting section 112 through threaded connection, the top end of the air conditioning accessory is propped against the sealing conical surface 114 of the sealing section 113, and the sealing conical surface 114 is in interference fit with the top end of the air conditioning accessory, so that the sealing effect is achieved.
As shown in fig. 4, when the nut sleeve 13 rotates counterclockwise, the nut sleeve 13 is unscrewed in a direction away from the nut 10, and the nut sleeve 13 and the nut 10 are in a loosened state, so that the nut sleeve 13 cannot drive the nut 10 to rotate, and a sealing state is maintained between the nut 10 and an air conditioner accessory, and the nut sleeve 13 cannot be separated from the copper pipe due to the copper pipe connected with the first connecting section 111, so that an anti-disassembly effect is achieved.
Of course, the above-mentioned embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, so that all equivalent modifications made in the principles of the present utility model shall be included in the scope of the present utility model.
Claims (6)
1. An anti-disassembly nut assembly comprising a nut (10), characterized in that: the nut is characterized in that a through hole (11) is formed in the middle of the nut (10), the through hole (11) comprises a first connecting section (111) connected with an external copper pipe, a second connecting section (112) connected with an air conditioner accessory and a sealing section (113) located between the first connecting section (111) and the second connecting section (112), the second connecting section (112) is connected with the air conditioner accessory through threads, a sealing conical surface (114) extending from the first connecting section (111) to the second connecting section (112) is arranged at the sealing section (113), the longitudinal section of the sealing section (113) is in a circular truncated cone shape, an external thread (12) is arranged on the outer surface of the nut (10) close to the first connecting section (111), a nut sleeve (13) is further arranged on the nut (10), and an internal thread (14) matched with the external thread (12) is arranged in the middle of the nut sleeve (13).
2. The anti-disassembly nut assembly according to claim 1, characterized in that the nut (10) has a circular outer contour, and the nut sleeve (13) is a hexagonal nut sleeve (13).
3. The anti-disassembly nut assembly according to claim 1, characterized in that the longitudinal section of the nut (10) is stepped, and when the internal thread (14) is integrally screwed with the external thread (12), one end of the nut sleeve (13) abuts against the nut (10).
4. The anti-disassembly nut assembly according to claim 1, wherein the sealing cone (114) is in an interference fit with the air conditioning fitting when the internal thread (14) is integrally threaded with the external thread (12).
5. A tamper-evident nut assembly according to claim 1, characterized in that the height of the first connecting section (111) is not smaller than the height of the nut housing (13).
6. A tamper-evident nut assembly according to claim 3, characterized in that the cross-sectional diameter of the nut housing (13) is larger than the cross-sectional diameter of the nut (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320736941.6U CN219262934U (en) | 2023-04-06 | 2023-04-06 | Anti-disassembly nut assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320736941.6U CN219262934U (en) | 2023-04-06 | 2023-04-06 | Anti-disassembly nut assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219262934U true CN219262934U (en) | 2023-06-27 |
Family
ID=86853020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320736941.6U Active CN219262934U (en) | 2023-04-06 | 2023-04-06 | Anti-disassembly nut assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219262934U (en) |
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2023
- 2023-04-06 CN CN202320736941.6U patent/CN219262934U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant |