CN113446299B - High-strength anti-skid bolt - Google Patents
High-strength anti-skid bolt Download PDFInfo
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- CN113446299B CN113446299B CN202110810096.8A CN202110810096A CN113446299B CN 113446299 B CN113446299 B CN 113446299B CN 202110810096 A CN202110810096 A CN 202110810096A CN 113446299 B CN113446299 B CN 113446299B
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- bolt
- screw
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- outer ring
- connector
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- 230000006835 compression Effects 0.000 claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 9
- 241000587161 Gomphocarpus Species 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 11
- 239000003292 glue Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/225—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of a settable material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0092—Specially shaped nuts or heads of bolts or screws for rotations by a tool with a head engageable by two or more different tools
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/284—Locking by means of elastic deformation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a high-strength anti-skid bolt, which comprises a bolt head and a stud; bolt head: the lower surface outer ring side of the bolt head is provided with mounting holes in a circumferential array, the inside of the mounting holes in the outer ring side of the lower surface of the bolt head is provided with a telescopic rod of a secondary telescopic structure, the outer ring side of the upper end of the telescopic rod is wrapped with a compression spring, the lower end of the telescopic rod is fixedly connected with a pressing plate of an annular structure, the inner ring side of the pressing plate is provided with sliding blocks in a circumferential array, and the outer ring side of the lower surface of the pressing plate is provided with anti-skid tooth grooves in a circumferential array; stud: install in the lower surface middle part of bolt head, the screw thread has been seted up to the outer ring side of double-screw bolt, and anti-skidding bolt is pushed down the clamp plate through compression spring after the installation, and the produced resilience force of spring is whole upwards jack-up with the bolt simultaneously to guarantee that the screw thread can with outside screw zonulae occludens, and the guiding gutter of filling the screw gum has been seted up on the screw thread surface, can make the installation of bolt more firm after filling the screw gum.
Description
Technical Field
The invention relates to the technical field of bolts, in particular to a high-strength anti-skid bolt.
Background
The bolt is a mechanical part, is a very common connecting part, is mainly applied to the fastening between various parts on machinery, is a cylindrical threaded fastener matched with a nut, is a fastener consisting of a head part and a screw rod, needs to be matched with the nut and is used for fastening two parts with through holes, the connecting mode is called bolting, if the nut is screwed off from the bolt, the two parts can be separated, so the bolting belongs to detachable connection, but when the two parts are fixed by the bolt and the nut, the external vibration can drive the bolt and the nut to shake, so that the nut is loosened, and the nut can fall off from the bolt due to continuous vibration, so that the fixing effect of the bolt is affected.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides the high-strength anti-skid bolt, the anti-skid bolt is pressed down by the compression spring after being installed, and meanwhile, the whole bolt is jacked up upwards by the resilience force generated by the spring, so that the screw teeth can be tightly connected with external screw holes, the surface of the screw teeth is provided with the diversion trench filled with the screw glue, the installation of the bolt can be more stable after the screw glue is filled, and the problems in the background art can be effectively solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: a high-strength anti-skid bolt comprises a bolt head and a stud;
bolt head: the lower surface outer ring side of the bolt head is provided with mounting holes in a circumferential array, the inside of the mounting holes in the outer ring side of the lower surface of the bolt head is provided with a telescopic rod of a secondary telescopic structure, the outer ring side of the upper end of the telescopic rod is wrapped with a compression spring, the lower end of the telescopic rod is fixedly connected with a pressing plate of an annular structure, the inner ring side of the pressing plate is provided with sliding blocks in a circumferential array, and the outer ring side of the lower surface of the pressing plate is provided with anti-skid tooth grooves in a circumferential array;
stud: the screw bolt is arranged in the middle of the lower surface of the screw bolt head, screw teeth are arranged on the outer ring side of the screw bolt, sliding grooves are arranged at the upper end of the outer ring side of the screw bolt in a circumferential array, and the sliding grooves arranged at the upper end of the outer ring side of the screw bolt are correspondingly and slidably connected with sliding blocks arranged on the inner ring side of the pressing plate.
Furthermore, diversion trenches are respectively formed in the middle of the upper side surface and the lower side surface of the outer ring side screw tooth of the stud. The inside of the guiding gutter that upper and lower both ends were offered to the outer loop side screw of double-screw bolt can pour the screw gum, and the screw gum of pouring can make the double-screw bolt more firm with the connection of outside screw to make anti-skidding bolt's antiskid performance better.
Further, the bolt head further comprises a magnet piece, wherein the magnet piece is of a hexagonal annular structure, and the magnet piece is arranged at the bottom end of the inner hexagonal hole formed in the middle of the upper surface of the bolt head. The magnet piece that sets up can adsorb the tip of the hexagonal spanner that installation anti-skidding bolt used to it is more convenient when installing anti-skidding bolt to make the staff.
Further, still include the connector, the connector is the hexagon structure, and the connector joint is in the inside of the interior hexagonal hole of seting up of the upper end of bolt head, and the upper surface middle part of connector has seted up the driver groove corresponding with outside cross screwdriver. The connector that sets up can change the mounting means of bolt to make antiskid bolt's use more convenient.
Further, the middle parts of the left and right side ends of the upper surface of the connector are respectively provided with a slot, and the slots formed in the left and right side ends of the upper surface of the connector correspond to the nail heads of the external nail lifting device. The fluting of seting up of connector side can make things convenient for the staff to dismantle the connector to make anti-skidding bolt's use more convenient.
Further, the telescopic rod is characterized by further comprising a lining, wherein the lining is of an annular structure, the lining is arranged on the outer ring side of the upper surface of the pressing plate, and an opening corresponding to the telescopic rod is formed in the upper surface of the lining. The lining that sets up can cushion the clamp plate to guarantee the stability of anti-skidding bolt after the installation, thereby make anti-skidding bolt's use more convenient.
Further, the novel screw bolt comprises a connecting bolt, a screw hole is formed in the middle of the lower surface of the screw bolt, the connecting bolt is connected with the inner thread of the screw hole formed in the middle of the lower surface of the screw bolt, and a pressing sheet is arranged at the upper end of the outer ring side of the screw head of the connecting bolt. The connecting bolt that sets up can be connected with anti-skidding bolt subtend, consolidates anti-skidding bolt's tip simultaneously to prevent that anti-skidding bolt from appearing sliding and influence anti-skidding bolt's use.
Further, the anti-skid device further comprises an anti-skid pad, wherein the outer ring side of the upper surface of the pressing sheet, which is arranged at the upper end of the outer ring side of the screw head of the connecting bolt, is provided with a mounting groove in a circumferential array, and the inner part of the mounting groove, which is arranged at the upper surface of the pressing sheet, is provided with the anti-skid pad with an inclined structure. The anti-slip pad can effectively prevent the connecting bolt from loosening, thereby ensuring the stability of the anti-slip bolt in use.
Further, the expansion nail is further included, a through hole is formed in the middle of the connecting bolt, and the expansion nail is clamped in the through hole formed in the middle of the connecting bolt. The expansion nail that sets up can make the connection between connecting bolt and the anti-skidding bolt more stable to guarantee anti-skidding bolt's result of use.
Further, the expansion nail is of a T-shaped structure, the outer ring side of the top end of the expansion nail is of a round corner structure, and nail lifting grooves are respectively formed in the left side and the right side of the upper surface of the lower end of the expansion nail. The nail pulling groove formed in the end portion of the expansion nail can facilitate the workers to detach the expansion nail, so that the anti-skid bolt is more convenient to detach.
Compared with the prior art, the invention has the beneficial effects that: the high-strength anti-skid bolt has the following advantages:
1. the anti-skid bolt is pressed down the pressing plate through the compression spring after being installed, and meanwhile, the bolt is integrally jacked up through the rebound force generated by the spring, so that the screw teeth can be tightly connected with external screw holes, the guide grooves for filling the screw glue are formed in the surfaces of the screw teeth, and the installation of the bolt can be firmer after the screw glue is filled.
2. The inside of the guiding gutter that upper and lower both ends were offered to the outer loop side screw of double-screw bolt can pour the screw gum, and the screw gum of pouring can make the double-screw bolt more firm with the connection of outside screw to make anti-skidding bolt's antiskid performance better.
3. The magnet piece that sets up can adsorb the tip of the hexagonal spanner that installation anti-skidding bolt used, and the connector that sets up simultaneously can change anti-skidding bolt's mounting means to it is more convenient when installing anti-skidding bolt to make the staff, makes anti-skidding bolt's practicality stronger.
4. The connecting bolt that sets up can be connected with the antiskid bolt subtended, consolidates antiskid bolt's tip simultaneously to prevent that antiskid bolt from appearing sliding and influencing antiskid bolt's use, the expansion nail that sets up simultaneously can make the connection between connecting bolt and the antiskid bolt more stable, thereby guarantees antiskid bolt's result of use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 3 is an enlarged schematic view of the front side section A of the present invention;
fig. 4 is an enlarged schematic view of the front side section B of the present invention.
In the figure: 1 bolt head, 2 studs, 3 pressing plates, 4 telescopic rods, 5 magnet sheets, 6 connectors, 7 liners, 8 connecting bolts, 9 anti-slip pads and 10 expansion nails.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present embodiment provides a technical solution: a high-strength anti-skid bolt comprises a bolt head 1 and a stud 2;
bolt head 1: the anti-slip bolt is of a hexagonal structure, mounting holes are formed in the outer ring side of the lower surface of the bolt head 1 in a circumferential array, a telescopic rod 4 of a secondary telescopic structure is mounted in the mounting holes formed in the outer ring side of the lower surface of the bolt head 1, a compression spring is wrapped on the outer ring side of the upper end of the telescopic rod 4, the lower end of the telescopic rod 4 is fixedly connected with a pressing plate 3 of an annular structure, sliding blocks are arranged on the inner ring side of the pressing plate 3 in a circumferential array, and anti-slip tooth grooves are formed in the outer ring side of the lower surface of the pressing plate 3 in a circumferential array; still include magnet piece 5, magnet piece 5 is hexagon annular structure, and magnet piece 5 installs in the inside bottom in the interior hexagonal hole of seting up in the upper surface middle part of bolt head 1. The magnet piece 5 that sets up can adsorb the tip of the hexagonal spanner that installation anti-skidding bolt used to it is more convenient when installing anti-skidding bolt to make the staff. Still include connector 6, connector 6 is the hexagon structure, and the inside in the interior hexagonal hole of seting up of the upper end of connector 6 joint in bolt head 1, and the upper surface middle part of connector 6 has seted up the corresponding driver groove of outside cross screwdriver. The connector 6 that sets up can change the mounting means of bolt to make antiskid bolt's use more convenient. The middle parts of the left and right sides of the upper surface of the connector 6 are respectively provided with a slot, and the slots arranged at the left and right sides of the upper surface of the connector 6 correspond to the nail heads of the external nail lifting device. The grooving that the connector 6 side was offered can make things convenient for the staff to dismantle connector 6 to make anti-skidding bolt's use more convenient. The lining 7 is of an annular structure, the lining 7 is arranged on the outer ring side of the upper surface of the pressing plate 3, and an opening corresponding to the telescopic rod 4 is formed in the upper surface of the lining 7. The lining 7 can buffer the pressing plate 3 to ensure the stability of the anti-skid bolt after installation, thereby enabling the use of the anti-skid bolt to be more convenient.
Stud 2: the screw bolt is arranged in the middle of the lower surface of the screw bolt head 1, screw teeth are arranged on the outer ring side of the screw bolt 2, sliding grooves are arranged at the upper end of the outer ring side of the screw bolt 2 in a circumferential array, and the sliding grooves arranged at the upper end of the outer ring side of the screw bolt 2 are correspondingly and slidably connected with sliding blocks arranged on the inner ring side of the pressing plate 3. The middle parts of the upper side surface and the lower side surface of the outer ring side screw teeth of the stud 2 are respectively provided with a diversion trench. The inside of the guiding gutter that upper and lower both ends were offered of the outer loop side screw of double-screw bolt 2 can pour the screw gum, and the screw gum of pouring can make the double-screw bolt 2 more firm with the connection of outside screw to make anti-skidding bolt's antiskid performance better. Still include connecting bolt 8, the screw has been seted up at the lower surface middle part of double-screw bolt 2, and the inside threaded connection of the screw that the lower surface middle part was seted up of double-screw bolt 2 has connecting bolt 8, and the outer loop side upper end of connecting bolt 8's screw head is provided with the preforming. The connecting bolt 8 that sets up can be connected with the antiskid bolt subtend, consolidates antiskid bolt's tip simultaneously to prevent antiskid bolt to appear sliding and influence antiskid bolt's use. The anti-skid device further comprises an anti-skid pad 9, wherein the outer ring side of the upper surface of the pressing sheet, which is arranged at the upper end of the outer ring side of the screw head of the connecting bolt 8, is provided with a mounting groove in a circumferential array, and the inner part of the mounting groove, which is arranged at the upper surface of the pressing sheet, is provided with the anti-skid pad 9 with an inclined structure. The anti-slip pad 9 that sets up can prevent effectively that connecting bolt 8 from appearing becoming flexible to guarantee the stability of anti-slip bolt when using. Still include expansion nail 10, the through-hole has been seted up at connecting bolt 8's middle part, and the inside joint of the through-hole that connecting bolt 8's middle part was seted up has expansion nail 10. The expansion nail 10 can make the connection between the connecting bolt 8 and the anti-skid bolt more stable, thereby ensuring the use effect of the anti-skid bolt. The expansion nail 10 is of a T-shaped structure, the outer ring side of the top end of the expansion nail 10 is of a round corner structure, and nail lifting grooves are respectively formed in the left side and the right side of the upper surface of the lower end of the expansion nail 10. The nail lifting groove formed in the end portion of the expansion nail 10 can facilitate the workers to detach the expansion nail 10, so that the anti-skid bolt is more convenient to detach.
The working principle of the high-strength anti-skid bolt provided by the invention is as follows: according to the position selection that anti-skidding bolt needs to be installed whether install connector 6, when not installing connector 6, anti-skidding bolt accessible open spanner or allen wrench are installed, after installing connector 6, accessible screwdriver installs anti-skidding bolt, and anti-skidding bolt is before installing, can soak double-screw bolt 2 in the screw gum earlier, make the guiding gutter inside that double-screw bolt 2 surface thread surface offered pour into the screw gum, or the guiding gutter inside that the surface thread surface offered of to double-screw bolt 2 behind anti-skidding bolt installation, thereby guarantee the stability after the anti-skidding bolt is installed, and anti-skidding bolt is after the installation, clamp plate 3 lower surface is contacted with the surface of external object, telescopic link 4 is compressed simultaneously, compression spring that the outer ring side of telescopic link 4 was wrapped up is compressed in step, the resilience force that compression spring produced props up bolt head 1, thereby make double-screw bolt 2 surface thread and screw connection more closely, and can install connecting bolt 8 as required, after connecting bolt 8 installs, consolidate the inside of stud 2 surface thread surface and screw thread surface, 10 with the purpose of preventing the anti-skidding bolt 8 from taking place in order to take place, the form of anti-skidding bolt 8 is beaten into account to the anti-skidding bolt when the anti-skidding bolt is installed, the purpose is connected with the anti-skidding bolt 8, and the anti-skidding bolt is guaranteed to take place, the stable form when the anti-skidding bolt is connected to the anti-skidding bolt is connected.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (2)
1. The utility model provides a high strength anti-skidding bolt which characterized in that: comprises a bolt head (1) and a stud (2);
bolt head (1): the anti-slip bolt is of a hexagonal structure, mounting holes are formed in the outer ring side of the lower surface of the bolt head (1) in a circumferential array, a telescopic rod (4) of a secondary telescopic structure is mounted in the mounting holes formed in the outer ring side of the lower surface of the bolt head (1), a compression spring is wrapped on the outer ring side of the upper end of the telescopic rod (4), a pressing plate (3) of an annular structure is fixedly connected to the lower end of the telescopic rod (4), sliding blocks are arranged in the inner ring side of the pressing plate (3) in a circumferential array, and anti-slip tooth grooves are formed in the outer ring side of the lower surface of the pressing plate (3) in the circumferential array;
stud (2): the screw bolt is arranged in the middle of the lower surface of the screw bolt head (1), screw teeth are arranged on the outer ring side of the screw bolt (2), sliding grooves are formed in the upper end of the outer ring side of the screw bolt (2) in a circumferential array, and the sliding grooves formed in the upper end of the outer ring side of the screw bolt (2) are correspondingly and slidably connected with sliding blocks arranged on the inner ring side of the pressing plate (3); the middle parts of the upper side surface and the lower side surface of the outer ring side screw teeth of the stud (2) are respectively provided with a diversion trench; the novel bolt head is characterized by further comprising a magnet piece (5), wherein the magnet piece (5) is of a hexagonal annular structure, and the magnet piece (5) is arranged at the inner bottom end of an inner hexagonal hole formed in the middle of the upper surface of the bolt head (1); the screw driver comprises a screw driver body, and is characterized by further comprising a connector (6), wherein the connector (6) is of a hexagonal structure, the connector (6) is clamped in an inner hexagonal hole formed in the upper end of the screw driver body (1), and a screw driver groove corresponding to an outer cross screw driver is formed in the middle of the upper surface of the connector (6); the middle parts of the left and right side ends of the upper surface of the connector (6) are respectively provided with a slot, and the slots formed in the left and right side ends of the upper surface of the connector (6) correspond to the nail heads of the external nail lifting device; the telescopic device is characterized by further comprising a lining (7), wherein the lining (7) is of an annular structure, the lining (7) is arranged on the outer ring side of the upper surface of the pressing plate (3), and an opening corresponding to the telescopic rod (4) is formed in the upper surface of the lining (7); the connecting bolt (8) is connected with the inner thread of the screw hole formed in the middle of the lower surface of the stud (2), and a pressing sheet is arranged at the upper end of the outer ring side of the screw head of the connecting bolt (8); the anti-skid device further comprises an anti-skid pad (9), wherein the outer ring side of the upper surface of the pressing sheet, which is arranged at the upper end of the outer ring side of the screw head of the connecting bolt (8), is provided with a mounting groove in a circumferential array, and the inside of the mounting groove, which is arranged at the upper surface of the pressing sheet, is provided with the anti-skid pad (9) with an inclined structure; still include expansion nail (10), the through-hole has been seted up at the middle part of connecting bolt (8), and the inside joint of the through-hole of seting up at the middle part of connecting bolt (8) has expansion nail (10).
2. The high strength anti-skid bolt of claim 1, wherein: the expansion nail (10) is of a T-shaped structure, the outer ring side of the top end of the expansion nail (10) is of a round corner structure, and nail lifting grooves are respectively formed in the left side and the right side of the upper surface of the lower end of the expansion nail (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110810096.8A CN113446299B (en) | 2021-07-18 | 2021-07-18 | High-strength anti-skid bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110810096.8A CN113446299B (en) | 2021-07-18 | 2021-07-18 | High-strength anti-skid bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113446299A CN113446299A (en) | 2021-09-28 |
| CN113446299B true CN113446299B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110810096.8A Active CN113446299B (en) | 2021-07-18 | 2021-07-18 | High-strength anti-skid bolt |
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| CN (1) | CN113446299B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163633B (en) * | 2022-07-19 | 2023-09-19 | 靖江市飞天紧固件制造有限公司 | Locking bolt structure that moves |
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2021
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| JP2003120643A (en) * | 2001-10-12 | 2003-04-23 | Tsunehiro Yoshida | Bolt-nut having looseness preventive mechanism |
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| CN210599756U (en) * | 2019-07-25 | 2020-05-22 | 天津市可耐扣紧固件有限公司 | Special coating fastening bolt for steel structure |
| CN211202585U (en) * | 2019-12-26 | 2020-08-07 | 温州市奥达标准件有限公司 | Anti-loosening bolt |
| CN112555263A (en) * | 2020-12-03 | 2021-03-26 | 浙江超博尔五金股份有限公司 | Anti-loose and anti-theft bolt |
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| CN113446299A (en) | 2021-09-28 |
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Effective date of registration: 20231018 Address after: No. 120 Jinshan Road, Haigong Avenue, Haicheng Street, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province, 325000 Applicant after: WENZHOU SHENGTE STANDARD PARTS Co.,Ltd. Address before: 230000 heshunye Yuxi, No. 1199, Feixi Road, Luyang District, Hefei City, Anhui Province Applicant before: Wang Lizhi |
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