CN211398201U - Resistance to compression fastening screw for navigation - Google Patents
Resistance to compression fastening screw for navigation Download PDFInfo
- Publication number
- CN211398201U CN211398201U CN201920776571.2U CN201920776571U CN211398201U CN 211398201 U CN211398201 U CN 211398201U CN 201920776571 U CN201920776571 U CN 201920776571U CN 211398201 U CN211398201 U CN 211398201U
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- CN
- China
- Prior art keywords
- screw rod
- screw
- toper section
- nut
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a resistance to compression fastening screw for navigation, including nut and screw rod, set up the toper section between nut and the screw rod, the screw rod lower extreme sets up toper section down, and toper section lower extreme sets up most advanced down, and screw rod, last toper section, toper section integrated into one piece down set up the screw thread on the screw rod outer wall, and the groove is twisted soon in the setting of nut up end, sets up the strengthening rib down between toper section outer wall and the most advanced outer wall, the utility model discloses structural design is novel, has good shock resistance and compressive property, and difficult not hard up, difficult coming off after the fastening, and the fastening is effectual, is suitable for and uses on navigation equipment.
Description
Technical Field
The utility model relates to a screw technical field specifically is a resistance to compression fastening screw for navigation.
Background
Screws are commonly used in machinery, electrical appliances, buildings, etc., and are generally made of metal or plastic, and are cylindrical, and grooves with concave and convex surfaces engraved thereon are called threads. The primary function of the screw is to engage two objects or to fix the position of an object. The screws are typically removable or re-tightenable at will without loss of efficiency. The top diameter of general screw is great, and the common circular, square or regular hexagon that has, if the top is regular hexagon, can rotate the screw with the spanner, if the top is circular, the top openly also has the flute, facilitates the use corresponding screwdriver and rotates the screw.
The fastening screw adopted on the existing navigation equipment has poor pressure resistance effect, is easy to fall off and has poor fastening performance, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a resistance to compression fastening screw for navigation to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a resistance to compression fastening screw for navigation, includes nut and screw rod, set up the toper section between nut and the screw rod, the screw rod lower extreme sets up toper section down, toper section lower extreme sets up most advanced down, screw rod, last toper section, toper section integrated into one piece down, set up the screw thread on the screw rod outer wall, the groove is twisted soon in nut up end setting, set up the strengthening rib down between toper section outer wall and the most advanced outer wall.
Preferably, the bottom of the nut is provided with a plurality of anti-skid lugs which are circumferentially distributed by taking the screw as a circle center.
Preferably, the screw rod further comprises a clamping tooth, the clamping tooth is fixedly arranged on the outer wall of the upper end of the screw rod, and the cross section of the clamping tooth is of a triangular structure.
Preferably, the screwing groove is a plum blossom-shaped groove.
Preferably, the screw cap, the upper conical section, the lower conical section, the tip and the reinforcing rib are all made of stainless steel.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses structural design is novel, has good shock resistance and compressive property, and difficult not hard up, difficult coming off after the fastening, the fastening is effectual, is suitable for and uses on navigation equipment.
(2) The utility model discloses in, screw rod upper end and lower extreme set up toper section and lower toper section respectively, can improve compressive property, prevent that the screw rod from appearing warping.
(3) The utility model discloses in, set up the strengthening rib between lower toper section outer wall and the most advanced outer wall, the strengthening rib of setting can further improve the compressive property of screw.
(4) The utility model discloses in, skid proof block's setting can prevent screw dislocation and skid effectively in the assembling process.
(5) The utility model discloses in, the latch that the screw rod outer wall set up can ensure that the screw is difficult for extracting after screwing up, improves the fastening effect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a marine resistance to compression fastening screw, includes nut 1 and screw rod 2, set up toper section 3 between nut 1 and the screw rod 2, toper section 4 under the 2 lower extremes of screw rod set up, toper section 4 lower extreme sets up most advanced 5 down, screw rod 1, last toper section 3, 4 integrated into one piece in toper section down, the utility model discloses in, screw rod upper end and lower extreme set up toper section and toper section down respectively, can improve compressive property, prevent that the screw rod from appearing warping.
The outer wall of the screw rod 2 is provided with threads 6, the upper end face of the screw cap 1 is provided with a screwing groove 7, and the screwing groove 7 is a plum blossom-shaped groove; a reinforcing rib 8 is arranged between the outer wall of the lower conical section 4 and the outer wall of the tip 5, in the utility model, a reinforcing rib is arranged between the outer wall of the lower conical section and the outer wall of the tip, and the arranged reinforcing rib can further improve the compression resistance of the screw; in addition, the screw rod 2, the screw cap 1, the upper conical section 3, the lower conical section 4, the tip 5 and the reinforcing rib 6 are all made of stainless steel materials, and the stainless steel materials are not easy to rust.
The utility model discloses in, 1 bottom of nut is provided with a plurality of skid proof block 9, skid proof block 9 uses screw rod 2 to be the circumference distribution as the centre of a circle, the utility model discloses in, skid proof block's setting can prevent screw dislocation and skid effectively in the assembling process.
Furthermore, the utility model discloses in, still include latch 10, latch 10 is fixed to be set up at 2 upper end outer walls of screw rod, the 10 cross-sections of latch are the triangle-shaped structure, the utility model discloses in, the latch of screw rod outer wall setting can ensure that the screw is difficult for extracting after screwing up, improves the fastening effect.
To sum up, the utility model discloses structural design is novel, has good shock resistance and compressive property, and difficult not hard up, difficult coming off after the fastening, the fastening is effectual, is suitable for and uses on navigation equipment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a marine resistance to compression fastening screw, includes nut (1) and screw rod (2), its characterized in that: set up toper section (3) between nut (1) and screw rod (2), screw rod (2) lower extreme sets up toper section (4) down, toper section (4) lower extreme sets up most advanced (5) down, screw rod (2), last toper section (3), toper section (4) integrated into one piece down, set up screw thread (6) on screw rod (2) outer wall, nut (1) up end sets up revolves spiral groove (7), set up strengthening rib (8) down between toper section (4) outer wall and most advanced (5) outer wall.
2. A marine compression-resistant set screw as claimed in claim 1, wherein: the anti-skid nut is characterized in that a plurality of anti-skid lugs (9) are arranged at the bottom of the nut (1), and the anti-skid lugs (9) are circumferentially distributed by taking the screw rod (2) as a circle center.
3. A marine compression-resistant set screw as claimed in claim 1, wherein: still include latch (10), latch (10) are fixed to be set up in screw rod (2) upper end outer wall, latch (10) cross-section is the triangle-shaped structure.
4. A marine compression-resistant set screw as claimed in claim 1, wherein: the screwing groove (7) is a plum blossom-shaped groove.
5. A marine compression-resistant set screw as claimed in claim 1, wherein: the screw rod (2), the screw cap (1), the upper conical section (3), the lower conical section (4), the tip (5) and the reinforcing rib (8) are all made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776571.2U CN211398201U (en) | 2019-05-28 | 2019-05-28 | Resistance to compression fastening screw for navigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776571.2U CN211398201U (en) | 2019-05-28 | 2019-05-28 | Resistance to compression fastening screw for navigation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211398201U true CN211398201U (en) | 2020-09-01 |
Family
ID=72211808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920776571.2U Expired - Fee Related CN211398201U (en) | 2019-05-28 | 2019-05-28 | Resistance to compression fastening screw for navigation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211398201U (en) |
-
2019
- 2019-05-28 CN CN201920776571.2U patent/CN211398201U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 |