CN212959438U - Self-tapping screw for mounting building doors and windows - Google Patents
Self-tapping screw for mounting building doors and windows Download PDFInfo
- Publication number
- CN212959438U CN212959438U CN202021893175.7U CN202021893175U CN212959438U CN 212959438 U CN212959438 U CN 212959438U CN 202021893175 U CN202021893175 U CN 202021893175U CN 212959438 U CN212959438 U CN 212959438U
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- Prior art keywords
- screw
- self
- nut
- tapping screw
- gasket
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- Expired - Fee Related
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 45
- 238000009434 installation Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a self tapping screw for installation of building door and window, including the nut, the top surface of nut is provided with the recess, the outer wall surface of recess is provided with the chamfer, one side of nut is provided with the round platform inclined plane, the bottom of nut is provided with the round platform face, one side of round platform inclined plane is kept away from the round platform face and is provided with the outer lane arc, one side of outer lane arc is provided with the gasket, one side of gasket is provided with the bottom surface, one side of bottom surface is kept away from round platform face level and is provided with the threaded rod, the outer wall surface of threaded rod is provided with the insection, the one end of threaded rod is kept away from round platform face level and is provided with the screwhead, the bottom of screwhead is provided with the; this a self tapping screw for building door and window installation can reach the life who improves self tapping screw through setting up thread and screw tooth, has increased self tapping screw's rate of utilization.
Description
Technical Field
The utility model relates to a hardware fitting technical field specifically is a be used for building self tapping screw for door and window installation.
Background
The self-tapping screw is a screw with a drill bit, and drilling, tapping, fixing and locking are completed at one time through construction of a special electric tool. The self-tapping screw has certain surface hardness and mechanical strength, has tapping and fastening functions, is mainly used for connecting and fixing certain thin plates, such as the connection of a color steel plate and a color steel plate, the connection of the color steel plate and purlines and wall beams, and the like, because the plates are influenced by gravity during connection, the self-tapping screw can be quickly and accurately installed, and has stable connection force, the penetrating power is generally not more than 6mm and maximally not more than 12mm, the self-tapping screw is often exposed outdoors and has strong corrosion resistance; the rubber sealing ring can ensure that the screw is not seeped with water and has good corrosion resistance.
The prior art has the following defects or problems:
1. generally, a cross countersunk head self-tapping screw is used, when a tool is used for applying torque, plastic deformation is often generated, torque cannot be applied, the utilization rate of the self-tapping screw is reduced, and the service life of the self-tapping screw is shortened;
2. general self tapping screw need add the gasket when the operation, increases fastening effect, still need to sheathe the gasket to every self tapping screw respectively when using, wastes time and energy, can forget to add the gasket because of the user is busy sometimes moreover, makes the self tapping screw can not normally fasten the use, has reduced self tapping screw's practicality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a self tapping screw for building door and window installation to solve the problem that provides in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a self-tapping screw for mounting building doors and windows comprises a screw cap, wherein a groove is formed in the top end surface of the screw cap, a chamfer is arranged on the outer wall surface of the groove, a round platform inclined surface is arranged on one side of the screw cap, a round platform surface is arranged at the bottom end of the screw cap, an outer ring arc is arranged on one side of the round platform inclined surface, away from the round platform surface, an outer ring arc is arranged, a gasket is arranged on one side of the outer ring arc, a bottom surface is arranged on one side of the gasket, a threaded rod is horizontally arranged on one side of the bottom surface, away from the round platform surface, threads are arranged on the outer wall surface of the threaded rod, a screw head is horizontally arranged at one end of the threaded rod, away from the round platform surface, a sharp corner is arranged at the bottom end of the screw head, a cylindrical, one side of the tooth tip is provided with a tooth groove.
As the utility model discloses a preferred technical scheme, the same cylinder that is of shape of nut and recess, the cross sectional shape of chamfer is the hexagon, the bottom and the round table face fixed connection of nut, the diameter of nut equals the diameter of round table face.
As the utility model discloses a preferred technical scheme, the cross sectional shape of round table face, gasket and bottom surface is the same and is circular, the central point of round table face, gasket, bottom surface is the same, the diameter of bottom surface is greater than the diameter of round table face.
As the utility model discloses a preferred technical scheme, the round platform inclined plane passes through outer lane arc and bottom surface fixed connection, the top of bottom surface is provided with the gasket, the diameter of gasket is greater than the diameter of bottom surface.
As the utility model discloses a preferred technical scheme, the shape of threaded rod is the cylinder, the cross sectional shape of profile is the ring, the quantity of profile is six groups, the cross sectional shape of screwhead is circular.
As the utility model discloses a preferred technical scheme, the outer wall surface of screwhead is provided with the closed angle, the quantity of closed angle is six groups, cylinder and plane intersect and form the brill tail in screwhead center department.
As the utility model discloses a preferred technical scheme, fixed connection the screw tooth on the threaded rod, the quantity of screw tooth is two sets of, be provided with prong and tooth's socket on the screw tooth, the same eight groups that is of the quantity of prong and tooth's socket.
Compared with the prior art, the utility model provides a be used for building self tapping screw for door and window installation possesses following beneficial effect:
1. according to the self-tapping screw for mounting the building doors and windows, the gasket is arranged, the outer wall of the screw cap is fixedly connected with the groove, the shape of the groove is hexagonal, the inclined surface of the circular truncated cone and the circular table surface form the circular truncated cone, the gasket is fixedly connected to the bottom surface of the circular truncated cone, a user can penetrate through an object through the head of the screw to rotate, and then the gasket can protect the screw cap when the screw cap is screwed tightly to be close to the screw cap, so that the user does not need to sleeve the gasket in time and time when using the self-tapping screw each time, the use efficiency of the self-tapping;
2. this a be used for building self tapping screw for door and window installation, through setting up thread and screw tooth, fixed connection tooth and screw tooth on the threaded rod, when the user runs through the object through the screwhead, the hole is started to attack to the thread on the screw rod, produce partly sweeps this moment during the thread function, when the threaded rod is said the thread and is attacked the hole and go into the object deeply, the screw tooth on the threaded rod gets into the object, the screw tooth meets the sweeps, and then make the sweeps pass through the screw tooth and be ground until tiny, the damage of thread has been reduced, self tapping screw's life has been improved, self tapping screw's practicality has been increased.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the nut of the present invention;
FIG. 3 is a schematic view of the bottom end of the screw head of the present invention;
fig. 4 is a schematic view of the screw tooth structure of the present invention.
In the figure: 1. a nut; 2. a groove; 3. chamfering; 4. a truncated cone inclined plane; 5. a circular table top; 6. an outer ring arc; 7. a gasket; 8. a bottom surface; 9. a threaded rod; 10. a tooth pattern; 11. a screw head; 12. sharp corners; 13. a cylindrical surface; 14. a plane; 15. screw teeth; 16. a tooth tip; 17. a tooth socket.
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. 1-4, in this embodiment: a self-tapping screw for mounting building doors and windows comprises a screw cap 1, wherein a groove 2 is arranged on the top end surface of the screw cap 1, a chamfer 3 is arranged on the outer wall surface of the groove 2, a circular truncated cone inclined plane 4 is arranged on one side of the screw cap 1, a circular table top 5 is arranged at the bottom end of the screw cap 1, an outer circular arc 6 is arranged on one side of the circular truncated cone inclined plane 4 away from the circular table top 5, a gasket 7 is arranged on one side of the outer circular arc 6, a bottom surface 8 is arranged on one side of the gasket 7, a threaded rod 9 is horizontally arranged on one side of the bottom surface 8 away from the circular table top 5, threads 10 are arranged on the outer wall surface of the threaded rod 9, a screw head 11 is horizontally arranged at one end of the threaded rod 9 away from the circular table top 5, a sharp corner 12 is arranged at the bottom end of the screw head 11, a cylindrical, one side of the tooth tip 16 is provided with a tooth socket 17; the threaded rod M12 in this embodiment is a known technique that has been disclosed to be widely used in daily life.
In the embodiment, the nut 1 and the groove 2 are both cylindrical in the same shape, the section of the inverted spherical corner 3 is hexagonal, the bottom end of the nut 1 is fixedly connected with the round table surface 5, the diameter of the nut 1 is equal to that of the round table surface 5, and the section of the groove 2 of the nut 1 is hexagonal, so that a user can use the nut better; the cross sections of the round table top 5, the gasket 7 and the bottom surface 8 are the same and are all circular, the central points of the round table top 5, the gasket 7 and the bottom surface 8 are the same, the diameter of the bottom surface 8 is larger than that of the round table top 5, and the round table top 5 and the round table inclined surface 4 form a round table and can share the pressure of the nut 1; the circular truncated cone inclined plane 4 is fixedly connected with the bottom surface 8 through the outer ring arc 6, the top end of the bottom surface 8 is provided with the gasket 7, the diameter of the gasket 7 is larger than that of the bottom surface 8, and the gasket 7 is fixedly connected with the bottom surface 8, so that a user does not need to spend time and time to sleeve the gasket 7 conveniently; the threaded rod 9 is cylindrical, the cross sections of the threads 10 are circular rings, the number of the threads 10 is six, the cross section of the screw head 11 is circular, and the self-tapping screw can be used for screwing an object through the threads 10 in a rotating manner; sharp corners 12 are arranged on the outer wall surface of the screw head 11, the number of the sharp corners 12 is six, a cylindrical surface 13 and a plane 14 are intersected at the center of the screw head 11 to form a drilling tail, and the screw head 11 quickly penetrates through an object through the sharp corners 12; the threaded rod 9 is fixedly connected with screw teeth 15, the number of the screw teeth 15 is two, tooth tips 16 and tooth grooves 17 are arranged on the screw teeth 15, the number of the tooth tips 16 and the number of the tooth grooves 17 are the same and are eight groups, and the simplicity degree of the self-tapping screw when penetrating through an object is further improved.
The utility model discloses a theory of operation and use flow: the user can use the screw head 11 to penetrate through the object to rotate, the screw head 11 is provided with the cylindrical surface 13 and the plane 14, and the cylindrical surface 13 and the plane 14 are intersected to form a drill tail at the center of the screw head 11, so that the screw head 11 can quickly penetrate through the object through the sharp corner 12, when the user penetrates through the object through the screw head 11, the thread 10 on the threaded rod 9 starts to tap a hole, the thread 10 and the screw teeth 15 are fixedly connected to the threaded rod 9, at the moment, a part of scraps are generated during the working period of the thread 10, when the threaded rod 9 penetrates into the object along with the tapping hole 10, the screw teeth 15 on the threaded rod 9 enter the object, the screw teeth 15 encounter the scraps, the scraps are ground to be fine through the screw teeth 15, the damage to the thread 10 is reduced, the service life of the self-tapping screw is prolonged, the practicability of the self-tapping screw is increased, the user rotates the threaded rod 9 to, the outer wall fixed connection recess 2 of nut 1, the shape of recess 2 is the hexagon, and round platform inclined plane 4 and round platform face 5 form the round platform, and gasket 7 is being connected to the bottom surface 8 fixed connection of round platform, and gasket 7 carries out the guard action to nut 1, and the user can no longer spend the time cover when using self-tapping screw at every turn and establish gasket 7, has increased self-tapping screw's availability factor, has improved self-tapping screw's life.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a be used for building self tapping screw for door and window installation which characterized in that: comprises a nut (1), the top surface of the nut (1) is provided with a groove (2), the outer wall surface of the groove (2) is provided with a chamfer (3), one side of the nut (1) is provided with a circular truncated cone inclined plane (4), the bottom of the nut (1) is provided with a circular truncated cone surface (5), one side of the circular truncated cone inclined plane (4) is far away from the circular truncated cone surface (5) and is provided with an outer ring arc (6), one side of the outer ring arc (6) is provided with a gasket (7), one side of the gasket (7) is provided with a bottom surface (8), one side of the bottom surface (8) is far away from the circular truncated cone surface (5) and is horizontally provided with a threaded rod (9), the outer wall surface of the threaded rod (9) is provided with a tooth pattern (10), one end of the threaded rod (9) is far away from the circular truncated cone surface (, the bottom of screwhead (11) is provided with cylinder (13), one side of cylinder (13) is provided with plane (14), the outer wall surface of threaded rod (9) is provided with screw tooth (15), the outer wall of screw tooth (15) is provided with prong (16), one side of prong (16) is provided with tooth's socket (17).
2. The self-tapping screw for mounting doors and windows in buildings according to claim 1, wherein: the same cylinder that is of shape of nut (1) and recess (2), the cross-sectional shape of chamfer (3) is the hexagon, the bottom and round table face (5) fixed connection of nut (1), the diameter of nut (1) equals the diameter of round table face (5).
3. The self-tapping screw for mounting doors and windows in buildings according to claim 1, wherein: the cross-sectional shapes of the round table top (5), the gasket (7) and the bottom surface (8) are the same and are circular, the central points of the round table top (5), the gasket (7) and the bottom surface (8) are the same, and the diameter of the bottom surface (8) is larger than that of the round table top (5).
4. The self-tapping screw for mounting doors and windows in buildings according to claim 1, wherein: the round table inclined plane (4) is fixedly connected with the bottom surface (8) through an outer ring arc (6), a gasket (7) is arranged at the top end of the bottom surface (8), and the diameter of the gasket (7) is larger than that of the bottom surface (8).
5. The self-tapping screw for mounting doors and windows in buildings according to claim 1, wherein: the threaded rod (9) is cylindrical, the cross section of each thread (10) is in the shape of a circular ring, the number of the threads (10) is six, and the cross section of the screw head (11) is circular.
6. The self-tapping screw for mounting doors and windows in buildings according to claim 1, wherein: the outer wall surface of the screw head (11) is provided with sharp corners (12), the number of the sharp corners (12) is six, and the cylindrical surface (13) and the plane (14) are intersected to form a drill tail at the center of the screw head (11).
7. The self-tapping screw for mounting doors and windows in buildings according to claim 1, wherein: the threaded rod (9) is fixedly connected with screw teeth (15), the number of the screw teeth (15) is two groups, tooth tips (16) and tooth grooves (17) are arranged on the screw teeth (15), and the number of the tooth tips (16) and the number of the tooth grooves (17) are eight groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021893175.7U CN212959438U (en) | 2020-09-02 | 2020-09-02 | Self-tapping screw for mounting building doors and windows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021893175.7U CN212959438U (en) | 2020-09-02 | 2020-09-02 | Self-tapping screw for mounting building doors and windows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212959438U true CN212959438U (en) | 2021-04-13 |
Family
ID=75365225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021893175.7U Expired - Fee Related CN212959438U (en) | 2020-09-02 | 2020-09-02 | Self-tapping screw for mounting building doors and windows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212959438U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021126763A1 (en) | 2021-10-15 | 2023-04-20 | Björn Geider | frame screw |
-
2020
- 2020-09-02 CN CN202021893175.7U patent/CN212959438U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021126763A1 (en) | 2021-10-15 | 2023-04-20 | Björn Geider | frame screw |
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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 |
Granted publication date: 20210413 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |