CN221097113U - Reusable hanging nut expansion screw - Google Patents
Reusable hanging nut expansion screw Download PDFInfo
- Publication number
- CN221097113U CN221097113U CN202322801616.6U CN202322801616U CN221097113U CN 221097113 U CN221097113 U CN 221097113U CN 202322801616 U CN202322801616 U CN 202322801616U CN 221097113 U CN221097113 U CN 221097113U
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- Prior art keywords
- screw
- sleeve
- expansion screw
- nut
- conical seat
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000004804 winding Methods 0.000 abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a reusable hanging nut expansion screw which is applied to the technical field of hardware accessories and comprises a screw, wherein a lantern ring is sleeved on the surface of the screw through threads, a conical seat is fixedly connected to the bottom of the screw, and the conical seat can rotate at the bottom of the lantern ring through a sleeve sheet, so that when the conical seat pushes the sleeve sheet to open, the sleeve sheet is prevented from outward deformation, and the sleeve sheet can be reset and gathered when the hanging nut expansion screw is pulled out, so that the hanging nut expansion screw can be reused, and the use cost of the hanging nut expansion screw is reduced; through when rings and lifting equipment one end are connected, rings accessible spacing slider carries out free rotation at the top of swivel nut, makes this rings rotate the adjustment according to the winding degree of chain through this setting to effectively avoid the chain winding, conveniently hang female expansion screw and use.
Description
Technical Field
The utility model belongs to the technical field of hardware accessories, and particularly relates to a reusable hanging nut expansion screw.
Background
The expansion screw is generally a metal expansion screw, and the expansion screw is fixed by utilizing wedge-shaped inclination to promote expansion to generate friction grip force so as to achieve the fixing effect; the existing expansion screw consists of a screw rod, a shaft tube and other parts, the tail part of the screw rod is conical, the inner diameter of the cone is larger than that of the expansion tube, when the nut is screwed up, the screw rod moves outwards, the cone part moves through axial movement of the screw thread, so that a large positive pressure is formed on the outer peripheral surface of the expansion tube, and the angle of the cone is small, so that friction self-locking is formed among the wall body, the expansion tube and the cone, and the fixing effect is achieved.
Currently, the publication number is: CN217234038U discloses a reusable expansion screw, which comprises a screw rod, a nut and a sleeve piece, wherein the sleeve piece is sleeved on the screw rod, the nut is sleeved at one end of the screw rod and is in threaded connection with the screw rod, a plurality of waist-shaped holes are formed in two ends of the sleeve piece along the length direction of the sleeve piece, the waist-shaped holes are uniformly distributed along the circumferential direction of the sleeve piece, an expansion mechanism is arranged in the waist-shaped holes, the expansion mechanism comprises an abutting block and a movable rod, the size and shape of the abutting block are matched with those of the waist-shaped holes, the abutting block is arranged in the waist-shaped holes, one end of the movable rod is hinged with the abutting block, the other end of the movable rod is hinged with the screw rod, and an included angle formed by the movable rod and the screw rod when the abutting block is arranged in the waist-shaped holes is smaller than 90 degrees. The utility model has the effects of enabling the expansion screw to be reusable and saving resources.
In the installation of the expansion screw, as the shaft tube is mostly made of stainless steel and plastic, the shaft sleeve is extruded, deformed and expanded in the use of the expansion screw, so that the shaft sleeve is difficult to take out, the stainless steel is deformed again through the inner hole of the wall body to have the original diameter, and the stainless steel cannot be reused due to the deformation of the stainless steel even though the shaft sleeve is taken out, so that the use cost is increased; in addition, the lifting ring is additionally arranged on the screw rod part of the expansion screw by the lifting nut expansion screw so as to facilitate lifting, however, before lifting, the chain matched with the lifting ring for use can be smoothed firstly, so that winding is avoided, inconvenience and complexity in use of the lifting nut expansion screw can be increased, and the actual use of the expansion screw is inconvenient.
Disclosure of utility model
The utility model aims to provide a repeatedly-used expansion screw for a lifting nut, which has the advantages of increasing the repeated utilization and conveniently reducing the use of the lifting nut.
The technical aim of the utility model is realized by the following technical scheme: the reusable hanger nut expansion screw comprises a screw rod, wherein a lantern ring is sleeved on the surface of the screw rod through threads, the bottom of the screw rod is fixedly connected with a conical seat, and the bottom of the lantern ring is rotationally connected with a sleeve piece which is in sliding connection with the top of the conical seat through a shaft rod; the surface of screw rod top runs through the screw thread and has cup jointed the swivel nut, rings with screw rod through sliding connection are installed at the top of swivel nut, the inside sliding connection of swivel nut has the spacing slider with the bottom fixed connection of rings.
By adopting the technical scheme, the sleeve piece can rotate at the bottom of the lantern ring, so that when the conical seat pushes the sleeve piece to open, the sleeve piece is prevented from outwards deforming, and the sleeve piece can be reset and gathered when the sleeve piece of the hanging nut expansion screw is pulled out, so that the sleeve piece can be repeatedly used, and the use cost of the hanging nut expansion screw is reduced; through when rings and lifting equipment one end are connected, rings accessible spacing slider carries out free rotation at the top of swivel nut, makes this rings rotate the adjustment according to the winding degree of chain through this setting to effectively avoid the chain winding, conveniently hang female expansion screw and use.
The utility model is further provided with: the bottom of the conical seat is conical.
By adopting the technical scheme, the hanging nut expansion screw and the screw hole are convenient to align and insert.
The utility model is further provided with: the number of the sleeve sheets is three, and the surface shapes of the three sleeve sheets are all wavy.
By adopting the technical scheme, the friction force between the sleeve piece and the screw hole is improved, the tightness is improved, the strength of the sleeve piece is improved, and the risk of deformation is further reduced.
The utility model is further provided with: the top of the lantern ring is provided with a nut which is sleeved with the screw through threads, and a gasket which is sleeved with the screw through threads is arranged between the lantern ring and the nut.
By adopting the technical scheme, after the expansion and fastening of the hanging nut expansion screw, the nut can be rotated to further fix the hanging nut expansion screw on a wall surface, so that the use safety is improved, and meanwhile, the friction force between the lantern ring and the nut during fastening can be improved by installing the gasket.
The utility model is further provided with: the surfaces of the screw rod, the sleeve sheet and the conical seat are coated with rust-resistant paint.
By adopting the technical scheme, the service life of the expansion screw of the hanging nut is prolonged, and the risk that part of parts are inserted into the wall to rust due to the influence of water vapor in the wall is reduced.
In summary, the utility model has the following beneficial effects:
1. The sleeve piece can rotate at the bottom of the lantern ring, so that when the conical seat pushes the sleeve piece to open, the sleeve piece is prevented from outwards deforming, and the sleeve piece can be reset and gathered when the sleeve piece of the expansion screw of the hanging nut is pulled out, so that the sleeve piece can be repeatedly used, and the use cost of the expansion screw of the hanging nut is reduced;
2. Through when rings and lifting equipment one end are connected, rings accessible spacing slider carries out free rotation at the top of swivel nut, makes this rings rotate the adjustment according to the winding degree of chain through this setting to effectively avoid the chain winding, conveniently hang female expansion screw and use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is a partial top view cross-sectional view of the present utility model;
fig. 4 is a partial structural cross-sectional view of the present utility model.
Reference numerals: 1. a screw; 2. a sleeve piece; 3. a conical seat; 4. a collar; 7. a nut; 8. a screw sleeve; 9. a hanging ring; 10. a limit sliding block; 11. a gasket.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
Referring to fig. 1, 2 and 3, a reusable hanger nut expansion screw comprises a screw rod 1, wherein a sleeve ring 4 is sleeved on the surface of the screw rod 1 through threads, the bottom of the screw rod 1 is fixedly connected with a conical seat 3, and the bottom of the sleeve ring 4 is rotationally connected with a sleeve piece 2 which is in sliding connection with the top of the conical seat 3 through a shaft rod; can rotate in the bottom of lantern ring 4 through sleeve piece 2 to avoid conical seat 3 to promote sleeve piece 2 when opening, sleeve piece 2 produces outside deformation, make it pull out and hang female expansion screw sleeve piece 2 and can reset and gather together, thereby can used repeatedly, reduce the use cost who hangs female expansion screw.
Referring to fig. 1 and 2, the bottom of the conical seat 3 is conical, so that the expansion screw of the hanging nut and the screw hole are conveniently aligned and inserted.
Referring to fig. 1 and 3, the number of the sleeve pieces 2 is three, the surface shapes of the three sleeve pieces 2 are all wavy, friction between the sleeve pieces 2 and screw holes is improved, fastening performance is improved, meanwhile, the strength of the sleeve pieces 2 is improved, and the risk of deformation is further reduced.
The use process is briefly described: when needs increase hang female expansion screw reusability, through will hanging female expansion screw installation entering hole inside, then rotate screw rod 1 and lantern ring 4 and carry out the screw thread interlock, thereby make screw rod 1 can drive toper seat 3 outwards remove, make toper seat 3 promote sleeve piece 2 outside expansion after rotating with lantern ring 4 bottom, and with the inside conflict in hole, carry out the card to hanging female expansion screw and solid, drive the back that resets of toper seat 3 through reverse rotation screw rod 1 simultaneously, because sleeve piece 2 lacks the promotion with the one end that toper seat 3 contradicted, when hanging female expansion screw in outside pulling, also can drive sleeve piece 2 and reset and gather together, thereby prevent sleeve piece 2 deformation, make it can repeatedly used can.
Example 2:
Referring to fig. 1, 2 and 4, a reusable expansion screw of a lifting nut is provided, a threaded sleeve 8 is sleeved on the surface of the top of a screw rod 1 through a thread, a lifting ring 9 which is in through sliding connection with the screw rod 1 is installed on the top of the threaded sleeve 8, and a limit sliding block 10 which is fixedly connected with the bottom of the lifting ring 9 is connected inside the threaded sleeve 8 in a sliding manner; through when rings 9 and lifting by crane equipment one end are connected, rings 9 accessible spacing slider 10 carries out free rotation at the top of swivel nut 8, makes this rings 9 rotate the adjustment according to the winding degree of chain through this setting to effectively avoid the chain winding, conveniently hang female expansion screw and use.
Referring to fig. 1 and 2, the surfaces of the screw 1, the sleeve piece 2 and the conical seat 3 are coated with rust-resistant paint, so that the service life of the suspended nut expansion screw is prolonged, and the risk that part of the inserted part is affected by water vapor in the wall to rust is reduced.
Referring to fig. 1 and 2, the top of the collar 4 is provided with a nut 7 which is sleeved with the screw 1 through the screw, a gasket 11 which is sleeved with the screw 1 through the screw is installed between the collar 4 and the nut 7, after the expansion and fastening of the hanging nut expansion screw, the nut 7 can be rotated to further fix the hanging nut expansion screw on a wall surface, so that the use safety is improved, and meanwhile, the friction force between the collar 4 and the nut 7 can be improved by installing the gasket 11.
The use process is briefly described: when need reduce and hang female expansion screw and use the hanging female, carry out the screw interlock through rotating swivel nut 8 and screw rod 1 to rings 9 are fixed at the top of screw rod 1, then are connected rings 9 with lifting equipment one end, and rings 9 accessible spacing slider 10 carries out free rotation at the top of swivel nut 8 this moment, makes this rings 9 rotate the adjustment according to the winding degree of chain through this setting, thereby effectively avoid the chain winding can.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (5)
1. The utility model provides a repeatedly used hangs female inflation screw, includes screw rod (1), its characterized in that: the surface of the screw rod (1) is sleeved with a sleeve ring (4) through a thread, the bottom of the screw rod (1) is fixedly connected with a conical seat (3), and the bottom of the sleeve ring (4) is rotationally connected with a sleeve piece (2) which is in sliding connection with the top of the conical seat (3) through a shaft rod; the screw is characterized in that a threaded sleeve (8) is sleeved on the surface of the top of the screw (1) in a penetrating threaded manner, a hanging ring (9) which is connected with the screw (1) in a penetrating sliding manner is installed on the top of the threaded sleeve (8), and a limit sliding block (10) which is fixedly connected with the bottom of the hanging ring (9) is connected inside the threaded sleeve (8) in a sliding manner.
2. A reusable set screw according to claim 1, wherein: the bottom of the conical seat (3) is conical.
3. A reusable set screw according to claim 1, wherein: the number of the sleeve sheets (2) is three, and the surface shapes of the three sleeve sheets (2) are all wavy.
4. A reusable set screw according to claim 1, wherein: the top of the lantern ring (4) is provided with a nut (7) which is sleeved with the screw rod (1) through threads, and a gasket (11) which is sleeved with the screw rod (1) through threads is arranged between the lantern ring (4) and the nut (7).
5. A reusable set screw according to claim 1, wherein: the surfaces of the screw (1), the sleeve piece (2) and the conical seat (3) are coated with rust-resistant paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322801616.6U CN221097113U (en) | 2023-10-19 | 2023-10-19 | Reusable hanging nut expansion screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322801616.6U CN221097113U (en) | 2023-10-19 | 2023-10-19 | Reusable hanging nut expansion screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221097113U true CN221097113U (en) | 2024-06-07 |
Family
ID=91307008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322801616.6U Active CN221097113U (en) | 2023-10-19 | 2023-10-19 | Reusable hanging nut expansion screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221097113U (en) |
-
2023
- 2023-10-19 CN CN202322801616.6U patent/CN221097113U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |