CN211599216U - Fast tapping screw with three-section thread structure - Google Patents
Fast tapping screw with three-section thread structure Download PDFInfo
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- CN211599216U CN211599216U CN201922226033.9U CN201922226033U CN211599216U CN 211599216 U CN211599216 U CN 211599216U CN 201922226033 U CN201922226033 U CN 201922226033U CN 211599216 U CN211599216 U CN 211599216U
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Abstract
The utility model discloses a fast tapping screw with a three-section thread structure, which belongs to the technical field of fast tapping screws and comprises a screw rod, a square nut and a screw head, the top of the screw rod is fixedly connected with a square nut, one side of the screw rod, which is far away from the square nut, is fixedly connected with a screw head, the outer side wall of the screw rod is provided with a thread A at one side close to the square nut, the surface of the screw rod is provided with a thread B, the screw thread C arranged on the outer wall of the nail head can increase the drilling force of the screw head on the surface of the mounting body when the screw enters the initial section in the mounting body, the screw thread B can increase the friction force between the screw rod and the inside of the mounting body after the screw is mounted, the screw thread A can increase the friction force between the top of the screw rod and the inner wall of the mounting body, the screw can adopt a socket wrench or a ratchet wrench to clamp the outer side wall of the square nut, and then twist the screw wholly and move, conveniently select for use different mounting means according to different user demands and installation environment are nimble.
Description
Technical Field
The utility model relates to a screw technical field is attacked soon, especially relates to a screw is attacked soon with three-section helicitic texture.
Background
The quick-tapping screw is a screw subjected to heat treatment, has the characteristics of high hardness, wide thread pitch, deep thread and unsmooth surface, and is more and more large in application ratio in actual production due to excellent characteristics compared with the traditional screw.
Patent number is CN 209586903U's publication a special screw of attacking soon of timber structure is equipped with the spiral cut line on the screw thread section, and every line and the crossing department of spiral cut line of screw thread section form the cutting groove, and the screw can effectually cut off wood fibre when screw in timber, prevents that the screw from leading to the phenomenon of timber fracture at the screw in-process
The quick-tapping screw has the following defects that 1, the surface of the quick-tapping screw is only provided with one group of threads, the functionality is single, the joint of a screw rod and a nut is not provided with the threads, and when the screw is used, the friction force between the top of the screw, which is close to the surface of an installation body, and the inner side wall of the installation body is small, so that the screw is easy to shake; 3. the screw adopts traditional circular nut structure, can only twist the installation to the screw through the bottle opener, and when the screw installation space is narrow and small, there is the inconvenient problem of installation, for this reason, we provide a fast tapping screw with three-stage thread structure.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fast attack screw with three-section helicitic texture aims at the functional and the practicality of structure promotion screw through the multistage screw thread to adopt square nut's structure, promoted the mounting means of fast attack screw.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of screw is attacked soon with three-section helicitic texture, including screw rod, square nut and screwhead, screw rod top fixedly connected with square nut, square nut one side fixedly connected with screwhead is kept away from to the screw rod, the screw rod lateral wall is close to square nut one side and sets up screw thread A, screw rod surface set up thread B, screw thread B is located between square nut and the screwhead, screwhead lateral wall set up thread C.
Optionally, a quincunx groove is formed in one side, far away from the screw, of the surface of the square nut.
Optionally, a straight groove is formed in one side, away from the screw, of the surface of the square nut, and the straight groove is located at the top of the quincunx groove.
Optionally, a gasket is fixedly connected to one side of the surface of the screw rod, and the gasket is located at the joint of the screw rod and the square nut.
The utility model has the advantages as follows:
1. the outer side wall of the screw rod of the fast tapping screw is provided with a three-section thread structure, the outer side wall of the screw head is provided with a thread C, the drilling force of the screw head on the surface of the installation body can be increased when the screw enters the initial section of the interior of the installation body through the thread C arranged on the outer wall of the screw head, the screw head and the screw rod can conveniently enter the interior of the installation body, the thread B on the surface of the screw rod can increase the friction force between the screw rod and the interior of the installation body after the screw is installed, so that the connection between the screw rod and the installation body is more firmly fastened, the screw is prevented from being easily pulled out due to axial stress, the thread A is arranged on the outer side wall of the screw rod, which is close to one side of the square nut, and is arranged on the side wall of the installation body close to the surface of the installation body after the, and the thread A, the thread B and the thread C are arranged on the outer side wall of the screw rod in a segmented mode, the structure that part of the traditional screw rod is integrally provided with threads is replaced, and the production difficulty and the production cost of the screw are reduced.
2. The top of screw rod is fixed with square nut and has replaced the common circular nut of tradition, plum blossom groove and a word groove have been seted up at square nut's top, do not influence and use the plum blossom to play or a word plays normally to twist the screw and move, when the installation environment of screw is comparatively narrow and small, can adopt box spanner or ratchet spanner to grasp square nut's lateral wall, and then twist the screw wholly and move, traditional single mounting means of screw has been replaced, can select for use different mounting means according to different use demands and the installation environment is nimble, diversification and convenience in the screw installation process have been improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a quick-tapping screw with a three-section thread structure according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a top structure of a square nut of a quick-tapping screw with a three-section thread structure according to an embodiment of the present invention.
In the figure: 1. a screw; 2. a square nut; 201. a plum blossom groove; 202. a straight slot; 3. a screw head; 4. A thread A; 5. a thread B; 6. a thread C; 7. and (7) a gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.
A quick-tapping screw with a three-section thread structure according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.
Referring to fig. 1 and fig. 2, the embodiment of the utility model provides a fast tapping screw with three-section helicitic texture, including screw rod 1, square nut 2 and screwhead 3, 1 top fixedly connected with square nut 2 of screw rod, 2 one side fixedly connected with screwhead 3 of square nut are kept away from to screw rod 1, screw rod 1 lateral wall is close to square nut 2 one side and has seted up screw thread A4, screw rod 1 surface setscrew thread B5, screw thread B5 is located between square nut 2 and screwhead 3, screw head 3 lateral wall setscrew thread C6.
The example, screw thread C6 that the screwhead 3 outer wall was seted up can increase the drilling dynamics of screwhead 3 to installation body surface when the screw gets into the inside first section of installation body, screw thread B5 can increase screw rod 1 and the inside frictional force of installation body after the screw installation is accomplished, screw thread A4 is located the position that the installation body internal side wall is close to installation body surface, can increase the frictional force between screw rod 1 top and the installation body inner wall, when the installation environment of screw is comparatively narrow and small, can adopt box spanner or ratchet spanner to grasp the lateral wall of square nut 2, and then twist to the screw wholly, traditional single mounting means of screw has been replaced, can be according to different use needs and the nimble different mounting means of chooseing for use of installation environment.
Referring to fig. 1 and 2, a quincunx groove 201 is formed in the surface of the square nut 2, which is far away from the screw 1.
Illustratively, the screw can be conveniently screwed by using a quincunx screwdriver through a quincunx groove 201 formed in the top of the surface of the square screw cap 2.
Referring to fig. 1 and 2, a straight groove 202 is formed in the surface of the square nut 2, which is away from the screw, and the straight groove 202 is located at the top of the quincunx groove 201.
Illustratively, the straight groove 202 formed in the top of the square nut 2 can be used for screwing the screw conveniently, and the structural design of the plum blossom-shaped groove 201 and the straight groove 202 further improves the diversity and convenience of the screw screwing mode.
Referring to fig. 1, a gasket 7 is fixedly connected to one side of the surface of the screw rod 1, and the gasket 7 is located at the joint of the screw rod 1 and the square nut 2.
By way of example, the gasket 7 is fixed at the joint of the screw rod 1 and the square nut 2, the gasket 7 can increase the contact area between the square nut 2 and a mounting body, reduce pressure and prevent looseness, the gasket 7 is also a mechanical seal between two objects and is used for preventing the two objects from being subjected to pressure and corrosion, and the gasket 7 can be used for filling up irregularities due to the fact that a machined surface cannot be perfect.
When in use, the whole quick-tapping screw is composed of a screw rod 1, a square nut 2 and a screw head 3, the outer side wall of the screw rod 1 is provided with a three-section thread structure, the outer side wall of the screw head 3 is provided with a thread C6, the drilling force of the screw head 3 on the surface of an installation body can be increased when the screw enters the initial section of the interior of the installation body through the thread C6 arranged on the outer wall of the screw head 3, the screw head 3 and the screw rod 1 can conveniently enter the interior of the installation body, the thread B5 on the surface of the screw rod 1 can increase the friction force between the screw rod 1 and the interior of the installation body after the screw is installed, so that the connection between the screw 1 and the installation body is firmer, the screw is prevented from being easily pulled out due to axial stress, the thread A4 is arranged on the outer side wall of the screw rod 1, after the screw is installed, the thread A4 is positioned on, the connection stability between the screw 1 and the installation body is ensured, the situation of shaking is avoided, the thread A4, the thread B5 and the thread C6 are arranged on the outer side wall of the screw 1 in a segmented mode, the integral thread structure of part of the traditional screw 1 is replaced, the production difficulty and the production cost of the screw are reduced, the square nut 2 is fixed at the top of the screw 1 to replace a traditional common circular nut, the quincunx groove 201 and the straight groove 202 are arranged at the top of the square nut 2, the normal screwing of the screw by using the quincunx or straight start is not influenced, when the installation environment of the screw is narrow, a socket wrench or a ratchet wrench can be adopted to clamp the outer side wall of the square nut 2, the integral screwing of the screw is further carried out, the traditional single screw installation mode is replaced, different installation modes can be flexibly selected according to different use requirements and installation environments, diversification and convenience in the screw installation process are improved, plum blossom groove 201 arranged at the top of the surface of square nut 2 can be used conveniently to twist the screw, straight groove 202 arranged at the top of square nut 2 can be used conveniently to twist the screw, the structural design of plum blossom groove 201 and straight groove 202 further improves the diversity and convenience of the screw twisting mode, gasket 7 can increase the contact area of square nut 2 and the installation body through gasket 7 fixed at the joint of screw 1 and square nut 2, pressure is reduced, looseness is prevented, gasket 7 is also a mechanical seal between two objects, pressure and corrosion are prevented between the two objects, and the gasket 7 can be used for filling irregularities by using the gasket 7.
It should be noted that, the utility model relates to a fast tapping screw with three-section helicitic texture, including screw rod 1, square nut 2, plum blossom groove 201, straight line groove 202, screwhead 3, screw A4, screw B5, screw C6, gasket 7, the part is general standard component or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. The utility model provides a screw of attacking soon with three-section helicitic texture, includes screw rod (1), square nut (2) and screwhead (3), its characterized in that, screw rod (1) top fixedly connected with square nut (2), square nut (2) one side fixedly connected with screwhead (3) are kept away from in screw rod (1), screw rod (1) lateral wall is close to square nut (2) one side and has seted up screw thread A (4), screw rod (1) surface has seted up screw thread B (5), screw thread B (5) are located between square nut (2) and screwhead (3), screw thread C (6) have been seted up to screwhead (3) lateral wall.
2. The quick-tapping screw with the three-section thread structure according to claim 1, wherein a quincunx groove (201) is formed in one side, away from the screw rod (1), of the surface of the square nut (2).
3. The quick-tapping screw with the three-section thread structure according to claim 1, wherein a straight groove (202) is formed in one side, away from the screw rod (1), of the surface of the square nut (2), and the straight groove (202) is located at the top of the quincunx groove (201).
4. The quick-tapping screw with the three-segment thread structure according to claim 1, wherein a gasket (7) is fixedly connected to one side of the surface of the screw rod (1), and the gasket (7) is located at the joint of the screw rod (1) and the square nut (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922226033.9U CN211599216U (en) | 2019-12-13 | 2019-12-13 | Fast tapping screw with three-section thread structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922226033.9U CN211599216U (en) | 2019-12-13 | 2019-12-13 | Fast tapping screw with three-section thread structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211599216U true CN211599216U (en) | 2020-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922226033.9U Expired - Fee Related CN211599216U (en) | 2019-12-13 | 2019-12-13 | Fast tapping screw with three-section thread structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211599216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045496A (en) * | 2022-07-04 | 2022-09-13 | 中建八局第三建设有限公司 | Construction method for embedding multifunctional threaded sleeve of cast-in-place structural building |
-
2019
- 2019-12-13 CN CN201922226033.9U patent/CN211599216U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045496A (en) * | 2022-07-04 | 2022-09-13 | 中建八局第三建设有限公司 | Construction method for embedding multifunctional threaded sleeve of cast-in-place structural building |
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| 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: 20200929 Termination date: 20201213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |