CN216044897U - Novel high temperature resistant screw - Google Patents
Novel high temperature resistant screw Download PDFInfo
- Publication number
- CN216044897U CN216044897U CN202122629449.2U CN202122629449U CN216044897U CN 216044897 U CN216044897 U CN 216044897U CN 202122629449 U CN202122629449 U CN 202122629449U CN 216044897 U CN216044897 U CN 216044897U
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- main body
- screw
- screw main
- hole
- high temperature
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- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model discloses a novel high-temperature-resistant screw which comprises a screw main body, wherein a through hole is formed in the middle of the inner side of the screw main body, a round bar is arranged inside the through hole, a counter bore is formed in the middle of the top end of the screw main body, a fixing block is arranged inside the counter bore, the top end of the round bar is fixedly connected to the middle of the bottom end of the fixing block, an outer hexagon nut is fixedly connected to the middle of the periphery of the screw main body, a plurality of cavities are formed in the inner side of the screw main body in a side-by-side mode, and springs are fixedly connected to one side inside the cavities. According to the utility model, the round rod is taken out firstly, the tooth column is retracted into the cavity, the screw main body is placed in from the threaded hole part and can be placed at the bottom once, then the round rod is inserted into the through hole, the outer head part of the tooth column is ejected out and clamped in the threaded groove, and then the outer hexagon nut is rotated to fix the tooth column, so that the efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of screws, in particular to a novel high-temperature-resistant screw.
Background
The screw is a tool for fastening machine parts of the object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction force of the object, the screw is a general term of a fastener, and the screw is an indispensable industrial necessity in daily life in a daily oral language: such as tiny screws for cameras, glasses, clocks, electronics, etc.; screws for televisions, electric appliances, musical instruments, furniture, etc.; large screws and nuts are used for engineering, buildings and bridges; transportation equipment, airplanes, electric cars, automobiles, and the like are used with screws of different sizes.
Patent No. CN201502607U discloses a screw comprising: the rod body and a head part, the two ends of the rod body are respectively a first end and a second end, the peripheral surface of the rod body is annularly provided with a threaded part, and the threaded part extends from the first end to the second end of the rod body; this head is equipped with a corresponding first surface and a second surface, the first surface at this head is connected to the second end of this body of rod, a cave hole is established to this second surface central part, and this second surface forms the inclined plane of downward sloping by the periphery of this head to centre of a circle direction, therefore, the tip that can supply the interlock instrument conveniently gets into, cause the loss to the screw nail in order to avoid this interlock instrument, when the length of screw is longer, need change many rings just can be with the whole drilling-in holes of true screw, consume time power more, traditional screw all is only a structure of twisting in addition, need specific instrument just can operate the screw.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a novel high-temperature-resistant screw.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a high temperature resistant novel screw, includes the screw main part, the inboard middle part of screw main part is provided with the through-hole, the inside of through-hole is provided with the pole, the top middle part of screw main part is provided with the counter bore, the inside of counter bore is provided with the fixed block, the top fixed connection of pole is at the bottom middle part of fixed block, the outer hexagon nut of periphery middle part fixedly connected with of screw main part, the inboard of screw main part is leaned on the limit and is provided with a plurality of cavitys, the equal fixedly connected with spring in inside one side of cavity, the equal fixedly connected with limit stop of the other end of spring, the equal fixedly connected with tooth post in one side middle part of limit stop, the top of fixed block is provided with the standing groove, the upper portion of counter bore is provided with interior hexagonal hole, the inner wall equidistance of interior hexagonal hole is provided with three triangular hole.
As a further description of the above technical solution:
the inside both sides of standing groove are rotated and are connected with the pull ring and the pull ring is the same with the inside shape of standing groove.
As a further description of the above technical solution:
and the middle parts of the front end and the rear end of the placing groove are provided with avoiding grooves.
As a further description of the above technical solution:
the screw main body and the tooth column are made of tungsten steel.
As a further description of the above technical solution:
one end of the tooth column penetrates through the screw main body and extends to the outside of the screw main body, and the tooth column is connected inside the screw main body in a sliding mode.
As a further description of the above technical solution:
the other end of the tooth column penetrates through the screw main body and extends to the inside of the through hole.
As a further description of the above technical solution:
the three triangular holes form a triangle.
As a further description of the above technical solution:
the outer wall of the round rod is connected to the inner wall of the through hole in a sliding mode.
The utility model has the following beneficial effects:
1. according to the utility model, when the screw main body is longer or the threaded hole is deeper, only the pull ring needs to be rotated out of the placing groove, then the pull ring is pulled to enable the fixing block and the round rod to slide out together, at the moment, the limit stop block on the tooth column moves along with the inner part of the through hole under the action of the elastic force of the spring until one end of the outer side of the tooth column is pasted with the outer surface of the screw main body, at the moment, the whole screw main body is put in from the opening part of the threaded hole until the bottom end of the threaded hole is put in, at the moment, the round rod is put in from the opening part of the through hole, and as the round rod descends continuously, one end of the inner side of the tooth column is pushed outwards by the round rod, so that one end of the outer part of the tooth column is attached to the threaded groove of the threaded hole, and then the wrench is used for rotating the outer hexagon nut to quickly fix the screw main body in the threaded hole, thereby improving the fixing speed of the deeper threaded hole.
2. In addition, because the outer hexagon nut, the inner hexagon hole and the triangular hole are arranged on the screw main body, the screw main body can be rotated by various tools when the screw main body is screwed down or loosened, the operation is greatly facilitated, the universality of the screw main body is improved, and the cost for purchasing tools is reduced.
Drawings
Fig. 1 is a cross-sectional view of a novel high temperature resistant screw according to the present invention;
FIG. 2 is a perspective view of a novel high temperature resistant screw according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
fig. 4 is an enlarged view of the structure at B of fig. 2.
Illustration of the drawings:
1. a screw body; 2. a round bar; 3. an outer hexagonal nut; 4. a counter bore; 5. a pull ring; 6. a fixed block; 7. a through hole; 8. a cavity; 9. a limit stop block; 10. a spring; 11. a tooth post; 12. an inner hexagonal hole; 13. a triangular hole; 14. a placement groove; 15. an avoiding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: a high-temperature-resistant novel screw comprises a screw main body 1, wherein a through hole 7 is formed in the middle of the inner side of the screw main body 1, a round bar 2 is arranged in the through hole 7, a counter bore 4 is formed in the middle of the top end of the screw main body 1, a fixing block 6 is arranged in the counter bore 4, the top end of the round bar 2 is fixedly connected to the middle of the bottom end of the fixing block 6, an outer hexagon nut 3 is fixedly connected to the middle of the periphery of the screw main body 1, a plurality of cavities 8 are formed in the inner side of the screw main body 1, springs 10 are fixedly connected to one side of each of the inner sides of the cavities 8, limit stops 9 are fixedly connected to the other ends of the springs 10, tooth columns 11 are fixedly connected to the middle of one sides of the limit stops 9, a placing groove 14 is formed in the top end of the fixing block 6 and used for placing a pull ring 5, an inner hexagonal hole 12 is formed in the upper portion of the counter bore 4, three triangular holes 13 are equidistantly arranged on the inner wall of the inner hexagonal hole 12, when the screw main body 1 is long or the threaded hole is deep, the pull ring 5 only needs to be rotated out of the placing groove 14, the pull ring 5 is pulled to enable the fixing block 6 and the round rod 2 to slide out together with the inside of the through hole 7, the limit stop 9 on the tooth column 11 moves under the action of the elastic force of the spring 10 until the outer end of the tooth column 11 is pasted with the outer surface of the screw main body 1, the whole screw main body 1 is placed into the threaded hole from the opening of the threaded hole until the bottom end of the threaded hole is placed, the round rod 2 is placed into the through hole 7 from the opening of the through hole, along with continuous descending of the round rod 2, one end of the inner side of the tooth column 11 is pushed outwards by the round rod 2, so that one end of the outer part of the tooth column 11 is pasted with the threaded groove of the threaded hole, the screw main body 1 can be quickly fixed in the threaded hole by rotating the outer hexagon nut 3 by using a wrench, and in addition, the outer hexagon nut 3 is arranged on the screw main body 1, Interior hexagonal hole 12 and triangular hole 13 can go to rotate screw main part 1 through the instrument of multiple difference when screwing up screw main part 1 or unscrewing screw main part 1, and the very big operation that has made things convenient for has improved screw main part 1's commonality, reduces the cost of purchasing the instrument.
The inside both sides of standing groove 14 are rotated and are connected with pull ring 5 and pull ring 5 is the same with the inside shape of standing groove 14, can hide pull ring 5 inside standing groove 14 at ordinary times, all be provided with in the front and back end middle part of standing groove 14 and keep away a groove 15, be convenient for take out pull ring 5, the material of screw main part 1 and tooth post 11 is the wolfram steel, the wolfram steel has the hardness height, it is wear-resisting, intensity and toughness are better, it is heat-resisting, advantages such as corrosion-resistant can make screw main part 1 have high temperature resistance, the one end of tooth post 11 runs through screw main part 1 and extends to the outside of screw main part 1 and tooth post 11 sliding connection inside screw main part 1, the other end of tooth post 11 runs through screw main part 1 and extends to the inside of through-hole 7, triangle-shaped is constituteed to three triangle-shaped hole 13, screw main part 1 is rotated to available triangle-shaped's bottle opener, the outer wall sliding connection of round rod 2 is at the inner wall of through-hole 7.
The working principle is as follows: firstly, when the screw main body 1 is long or the threaded hole is deep, the pull ring 5 only needs to be rotated out of the placing groove 14, the pull ring 5 is pulled to enable the fixing block 6 and the round rod 2 to slide out of the through hole 7, at the moment, the limit stop 9 on the tooth column 11 moves under the action of the elastic force of the spring 10 until one end of the outer side of the tooth column 11 is pasted with the outer surface of the screw main body 1, at the moment, the whole screw main body 1 is placed into the threaded hole from the opening of the threaded hole until the bottom end of the threaded hole is placed, at the moment, the round rod 2 is placed into the through hole 7 from the opening of the through hole, along with the continuous descending of the round rod 2, one end of the inner side of the tooth column 11 is pushed outwards by the round rod 2, so that one end of the outer portion of the tooth column 11 is attached to the threaded groove of the threaded hole, then, the outer hexagon nut 3 is rotated by the wrench, the screw main body 1 can be quickly fixed in the threaded hole, and in addition, because the outer hexagon nut 3 is arranged on the screw main body 1, Interior hexagonal hole 12 and triangular hole 13 can go to rotate screw main part 1 through the instrument of multiple difference when screwing up screw main part 1 or unscrewing screw main part 1, and the very big operation that has made things convenient for has improved screw main part 1's commonality, reduces the cost of purchasing the instrument.
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 or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. A novel high temperature resistant screw comprises a screw main body (1) and is characterized in that: the screw is characterized in that a through hole (7) is formed in the middle of the inner side of the screw main body (1), a round bar (2) is arranged inside the through hole (7), a counter bore (4) is formed in the middle of the top end of the screw main body (1), a fixing block (6) is arranged inside the counter bore (4), the top end of the round bar (2) is fixedly connected to the middle of the bottom end of the fixing block (6), an outer hexagon nut (3) is fixedly connected to the middle of the periphery of the screw main body (1), a plurality of cavities (8) are formed in the inner side of the screw main body (1) in a side mode, springs (10) are fixedly connected to one side of the inner portion of each cavity (8), limit stops (9) are fixedly connected to the other ends of the springs (10), tooth columns (11) are fixedly connected to the middle of one side of each limit stop (9), and a placement groove (14) is formed in the top end of each fixing block (6), the upper portion of counter bore (4) is provided with interior hexagonal hole (12), the inner wall equidistance of interior hexagonal hole (12) is provided with three triangular holes (13).
2. The novel high temperature resistant screw of claim 1, wherein: the pull rings (5) are rotatably connected to two sides of the inner portion of the placing groove (14), and the pull rings (5) are identical to the inner portion of the placing groove (14) in shape.
3. The novel high temperature resistant screw of claim 1, wherein: the middle parts of the front end and the rear end of the placing groove (14) are provided with avoiding grooves (15).
4. The novel high temperature resistant screw of claim 1, wherein: the screw main body (1) and the tooth column (11) are made of tungsten steel.
5. The novel high temperature resistant screw of claim 1, wherein: one end of the toothed column (11) penetrates through the screw main body (1) and extends to the outside of the screw main body (1), and the toothed column (11) is connected inside the screw main body (1) in a sliding mode.
6. The novel high temperature resistant screw of claim 1, wherein: the other end of the tooth column (11) penetrates through the screw main body (1) and extends to the inside of the through hole (7).
7. The novel high temperature resistant screw of claim 1, wherein: the three triangular holes (13) form a triangle.
8. The novel high temperature resistant screw of claim 1, wherein: the outer wall of the round rod (2) is connected to the inner wall of the through hole (7) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122629449.2U CN216044897U (en) | 2021-10-30 | 2021-10-30 | Novel high temperature resistant screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122629449.2U CN216044897U (en) | 2021-10-30 | 2021-10-30 | Novel high temperature resistant screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216044897U true CN216044897U (en) | 2022-03-15 |
Family
ID=80550310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122629449.2U Expired - Fee Related CN216044897U (en) | 2021-10-30 | 2021-10-30 | Novel high temperature resistant screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216044897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163636A (en) * | 2022-08-02 | 2022-10-11 | 浙江中辰城市应急服务管理有限公司 | Screw thread fastening device free of tool installation |
-
2021
- 2021-10-30 CN CN202122629449.2U patent/CN216044897U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163636A (en) * | 2022-08-02 | 2022-10-11 | 浙江中辰城市应急服务管理有限公司 | Screw thread fastening device free of tool installation |
| CN115163636B (en) * | 2022-08-02 | 2023-07-25 | 浙江中辰城市应急服务管理有限公司 | Screw thread fastener of instrument installation exempts from |
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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: 20220315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |