CN113124036A - Detachable anti-slip screw - Google Patents
Detachable anti-slip screw Download PDFInfo
- Publication number
- CN113124036A CN113124036A CN202110409710.XA CN202110409710A CN113124036A CN 113124036 A CN113124036 A CN 113124036A CN 202110409710 A CN202110409710 A CN 202110409710A CN 113124036 A CN113124036 A CN 113124036A
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- China
- Prior art keywords
- groove
- screw
- head
- screwing
- spiral shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000037237 body shape Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
-
- 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
- F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
- F16B39/16—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts in which the screw-thread of the locknut differs from that of the nut
-
- 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
- F16B37/00—Nuts or like thread-engaging members
- F16B37/14—Cap nuts; Nut caps or bolt caps
-
- 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
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/002—Measures against loss of bolts, nuts or pins
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention discloses a detachable anti-slip screw, which comprises a first screw body, a second screw body, a first screw head, a second screw head, a nut, at least one accommodating groove I, at least one accommodating groove II, a screwing head and a channel, wherein the first screw head is integrally formed at the upper end of the first screw body, the screwing groove I is formed at the upper end of the first screw head, the channel communicated with the screwing groove I is formed in the first screw body, the second screw body is arranged in the channel, the second screw head is integrally formed at the upper end of the second screw body, the accommodating groove I and the accommodating groove II with open upper ends are respectively formed on the peripheral surfaces of the first screw head and the second screw head, and the screwing head comprises a connector, at least one accommodating groove III and a splicing groove.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of fasteners, in particular to the technical field of a detachable anti-slip screw.
[ background of the invention ]
The structure of screw rod is comparatively simple, and it is generally by the body of rod that has the external screw thread and the head that supplies the spanner to block constitutes, has six planes on the periphery wall of head, and six planes enclose into regular hexagon, and just because of this kind of structure, people also call the hexagonal head with the head sometimes, during the use, often with the spanner card screw up the operation on this hexagonal head, its application is comparatively extensive. The method is used in the fields of high-speed rail, oil exploitation, wind power and the like. The existing screw does not have the functions of preventing slipping and preventing looseness, and can not meet the requirements of social development.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides a detachable anti-slip screw which has anti-slip and anti-loose functions and is detachable.
In order to achieve the purpose, the invention provides a detachable anti-slip screw, which comprises a first screw body, a second screw body, a first screw head, a second screw head, a nut, at least one accommodating groove I, at least one accommodating groove II, a screwing head and a channel, wherein the first screw head is integrally formed at the upper end of the first screw body, the screwing groove I is formed at the upper end of the first screw head, the channel communicated with the screwing groove I is formed in the first screw body, the second screw body is arranged in the channel, the second screw head is integrally formed at the upper end of the second screw body, the accommodating groove I and the accommodating groove II with open upper ends are respectively formed on the peripheral surfaces of the first screw head and the second screw head, the screwing head comprises a connector, at least one accommodating groove III and a splicing groove, the splicing groove matched with the first screw head and the second screw head is formed at the lower end of the connector, and the accommodating groove III is formed on the groove wall of the splicing groove, the nut comprises a nut body and a T-shaped hole, the nut body is provided with the T-shaped hole with a large upper part and a small lower part, a large-diameter section of the T-shaped hole is provided with a large-diameter section internal thread matched with the first screw body, a small-diameter section of the T-shaped hole is provided with a small-diameter section internal thread matched with the second screw body, and the thread turning direction of the large-diameter section internal thread is opposite to that of the small-diameter section internal thread.
Preferably, the upper end of the connector is provided with a screwing body, the screwing body is in a regular hexagonal body shape, and the upper end of the screwing body is provided with an inner hexagonal groove.
Preferably, the insertion groove is a circular groove, and the diameter of the insertion groove is equal to the diameter of the first screw head and the diameter of the second screw head.
Preferably, the lower extreme of first spiral shell head is equipped with the flange, be equipped with the protective cover that covers first spiral shell head of lid and second spiral shell head on the flange.
Preferably, the lower extreme of protective cover is equipped with the sealing washer, be equipped with elastic fixing spare in the lower extreme of protective cover, the global cyclic annular arc wall that is equipped with elastic fixing spare matched with of flange.
Preferably, the elastic fixing piece comprises an annular body and a plurality of arc-shaped elastic pieces arranged on the inner ring surface of the annular body.
Preferably, the internal thread of the large-diameter section is a fine thread, and the internal thread of the small-diameter section is a coarse thread.
Preferably, the upper end of the second screw head is provided with a screwing groove II, and the screwing groove II and the screwing groove I are regular polygon grooves.
Preferably, the circumferential surfaces of the first screw head and the second screw head are provided with dovetail grooves with open upper ends, the dovetail grooves are internally provided with connecting bodies matched with the dovetail grooves, and the two connecting bodies are fixedly connected together through a spring body.
Preferably, the number of the accommodating grooves I, II and III is four and evenly distributed.
The invention has the beneficial effects that: according to the invention, the circumferential surfaces of the first screw head and the second screw head are respectively provided with the accommodating groove I and the accommodating groove II with open upper ends, the lower end of the connector is provided with the inserting groove matched with the first screw head and the second screw head, the groove wall of the inserting groove is provided with the accommodating groove III, the accommodating groove III is internally provided with the torque force safety piece matched with the accommodating groove I and the accommodating groove II, when the torque force is too large, the torque force safety piece is cut off through the connector, the slipping phenomenon is avoided, and the torque force safety piece with proper hardness can be selected to be placed in the accommodating groove III or a plurality of torque force safety pieces can be placed in the corresponding accommodating grooves III according to the required torque force. Be equipped with big-end-up's T shape hole on through the nut body, the big footpath section in T shape hole is equipped with the big footpath section internal thread of mutually supporting with first screw rod body, the path section in T shape hole is equipped with the path section internal thread of mutually supporting with second screw rod body, the internal screw thread of big footpath section revolves to the opposite with the internal screw thread of path section, first screw rod body counter-clockwise turning is not hard up the rotation, second screw rod body counter-clockwise turning is for screwing up the rotation, under the vibration condition, when first screw rod body counter-clockwise turning, first screw head blocks unable rotation by the second screw head, thereby realize locking effect. Compared with the prior art, can possess and prevent skidding and locking function to can dismantle.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a detachable anti-slip screw according to the present invention;
fig. 2 is a side view of a portion of a removable anti-slip screw of the present invention.
In the figure: 1-a first screw rod body, 2-a second screw rod body, 3-a first screw head, 4-a second screw head, 5-a nut, 6-an accommodating groove I, 7-an accommodating groove II, 8-a twisting head, 9-a channel, 10-a torsion safety sheet, 11-a flange, 12-a protective cover, 13-a sealing ring, 14-an elastic fixing piece, 15-a twisting groove I, 16-an annular arc-shaped groove, 17-a twisting groove II, 18-a dovetail groove, 19-a connecting body, 110-a spring body, 51-a nut body, 52-T-shaped holes, 81-a connecting head, 82-an inner hexagonal groove, 83-an accommodating groove III, 84-a splicing groove, 85-a twisting body, 141-an annular body and 142-an arc-shaped elastic sheet.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the invention relates to a detachable anti-slip screw, which comprises a first screw body 1, a second screw body 2, a first screw head 3, a second screw head 4, a nut 5, at least one accommodating groove I6, at least one accommodating groove II7, a screwing head 8 and a channel 9, wherein the first screw head 3 is integrally formed at the upper end of the first screw body 1, the screwing groove I15 is formed at the upper end of the first screw head 3, the channel 9 communicated with the screwing groove I15 is arranged on the first screw body 1, the second screw body 2 is arranged in the channel 9, the second screw head 4 is integrally formed at the upper end of the second screw body 2, the accommodating grooves I6 and the accommodating groove II7 with open upper ends are respectively arranged on the peripheral surfaces of the first screw head 3 and the second screw head 4, the screwing head 8 comprises a connecting head 81, at least one accommodating groove III83 and a splicing groove 84, the lower end of the connecting head 81 is provided with a splicing groove matched with the first screw head 3 and the second screw head 4, the groove wall of the insertion groove 84 is provided with an accommodating groove III83, a torsion safety disc 10 matched with the accommodating groove I6 and the accommodating groove II7 is arranged in the accommodating groove III83, the nut 5 comprises a nut body 51 and a T-shaped hole 52, the nut body 51 is provided with the T-shaped hole 52 with a large upper part and a small lower part, a large diameter section of the T-shaped hole 52 is provided with a large diameter section internal thread matched with the first screw body 1, a small diameter section of the T-shaped hole 52 is provided with a small diameter section internal thread matched with the second screw body 2, the thread direction of the large diameter section internal thread is opposite to that of the small diameter section internal thread, the upper end of the connector 81 is provided with a screwing body 85, the screwing body 85 is in a regular hexagonal body shape, the upper end of the screwing body 85 is provided with an inner hexagonal groove 82, the insertion groove 84 is a circular groove, the diameter of the insertion groove 84 is equal to that of the first screw head 3 and the second screw head 4, the lower end of, the flange 11 is provided with a protecting cover 12 for covering the first screw head 3 and the second screw head 4, the lower end of the protecting cover 12 is provided with a sealing ring 13, the lower end of the protecting cover 12 is internally provided with an elastic fixing part 14, the circumferential surface of the flange 11 is provided with an annular arc-shaped groove 16 matched with the elastic fixing part 14, the elastic fixing part 14 comprises an annular body 141 and a plurality of arc-shaped elastic sheets 142 arranged on the inner circumferential surface of the annular body 141, the large-diameter section internal thread is a fine thread, the small-diameter section internal thread is a coarse thread, the upper end of the second screw head 4 is provided with a screwing groove II17, the screwing groove II17 and the screwing groove I16 are regular polygonal grooves, the circumferential surfaces of the first screw head 3 and the second screw head 4 are respectively provided with a dovetail groove 18 with an open upper end, a connector 19 matched with the dovetail groove 18 is arranged in the dovetail groove 18, and the two connectors 19 are fixedly, the number of the accommodating grooves I6, II7 and III83 is four and evenly distributed.
The working process of the invention is as follows:
in the working process of the detachable anti-slip screw rod, a torsion safety piece 10 is placed in a containing groove III83, then a connector 81 is sleeved on a first screw head 3, meanwhile, the torsion safety piece 10 is inserted into a corresponding containing groove I6, then a screwing head 8 is screwed to drive the first screw head 3 to rotate through the torsion safety piece 10, the first screw head 3 drives a first screw rod body 1 to rotate for screwing operation until the torsion safety piece 10 is cut off, then the screwing head 8 is taken down to clear the broken torsion safety piece 10, a connecting body 19 is inserted into a dovetail groove 18, then a new torsion safety piece 10 is placed in the containing groove III83, then the connector 81 is sleeved on a second screw head 4, meanwhile, the torsion safety piece 10 is inserted into a corresponding II containing groove 7, then the screwing head 8 is screwed to drive the second screw head 4 to rotate through the torsion safety piece 10, the second screw head 4 drives a second screw rod body 2 to rotate for screwing operation, until the torsion fuse piece 10 is cut, the screwing head 8 is removed to remove the broken torsion fuse piece 10, another connecting body 19 is inserted into the dovetail groove 18, and the protective cover 12 is buckled on the flange 11.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a detachable screw rod of preventing skidding which characterized in that: including first body of screw rod (1), the second body of screw rod (2), first spiral shell head (3), second spiral shell head (4), nut (5), at least one holding tank I (6), at least one holding tank II (7), twist and move first (8) and passageway (9), the upper end integrated into one piece of the first body of screw rod (1) has first spiral shell head (3), the upper end of first spiral shell head (3) is equipped with twists and moves groove I (15), be equipped with on the first body of screw rod (1) and twist and move passageway (9) that groove I (15) communicate, be equipped with second body of screw rod (2) in passageway (9), the upper end integrated into one piece of the second body of screw rod (2) has second spiral shell head (4), the global of first spiral shell head (3) and second spiral shell head (4) is equipped with upper end open holding tank I (6) and holding tank II (7) respectively, it moves first (8) including connector (81), At least one accommodating groove III (83) and an inserting groove (84), the lower end of the connector (81) is provided with the inserting groove (84) matched with the first screw head (3) and the second screw head (4), the groove wall of the insertion groove (84) is provided with an accommodating groove III (83), a torsion safety piece (10) matched with the accommodating groove I (6) and the accommodating groove II (7) is arranged in the accommodating groove III (83), the nut (5) comprises a nut body (51) and a T-shaped hole (52), the nut body (51) is provided with a T-shaped hole (52) with a large upper part and a small lower part, a large-diameter section of the T-shaped hole (52) is provided with a large-diameter section internal thread matched with the first screw body (1), the small-diameter section of the T-shaped hole (52) is provided with a small-diameter section internal thread matched with the second screw rod body (2), and the thread turning direction of the large-diameter section internal thread is opposite to that of the small-diameter section internal thread.
2. A detachable anti-slip screw according to claim 1, wherein: the upper end of the connecting head (81) is provided with a screwing body (85), the screwing body (85) is in a regular hexagonal shape, and the upper end of the screwing body (85) is provided with an inner hexagonal groove (82).
3. A detachable anti-slip screw according to claim 1, wherein: the insertion groove (84) is a circular groove, and the diameter of the insertion groove (84) is equal to the diameter of the first screw head (3) and the diameter of the second screw head (4).
4. A detachable anti-slip screw according to claim 1, wherein: the lower extreme of first spiral shell head (3) is equipped with flange (11), be equipped with protective cover (12) of the first spiral shell head of shroud (3) and second spiral shell head (4) on flange (11).
5. The detachable anti-slip screw according to claim 4, wherein: the lower extreme of protective cover (12) is equipped with sealing washer (13), be equipped with elastic fixing spare (14) in the lower extreme of protective cover (12), the global cyclic annular arc groove (16) that are equipped with elastic fixing spare (14) matched with of flange (11).
6. A detachable anti-slip screw according to claim 1, wherein: the elastic fixing piece (14) comprises an annular body (141) and a plurality of arc-shaped elastic sheets (142) arranged on the inner ring surface of the annular body (141).
7. A detachable anti-slip screw according to claim 1, wherein: the internal thread of the large-diameter section is a fine thread, and the internal thread of the small-diameter section is a coarse thread.
8. A detachable anti-slip screw according to claim 1, wherein: and the upper end of the second screw head (4) is provided with a screwing groove II (17), and the screwing groove II (17) and the screwing groove I (15) are regular polygon grooves.
9. A detachable anti-slip screw according to claim 1, wherein: the circumferential surfaces of the first screw head (3) and the second screw head (4) are provided with dovetail grooves (18) with open upper ends, the dovetail grooves (18) are internally provided with connecting bodies (19) matched with the dovetail grooves, and the two connecting bodies (19) are fixedly connected together through spring bodies (110).
10. A detachable anti-slip screw according to any one of claims 1 to 9, wherein: the number of the accommodating grooves I (6), II (7) and III (83) is four and evenly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110409710.XA CN113124036A (en) | 2021-04-16 | 2021-04-16 | Detachable anti-slip screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110409710.XA CN113124036A (en) | 2021-04-16 | 2021-04-16 | Detachable anti-slip screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113124036A true CN113124036A (en) | 2021-07-16 |
Family
ID=76777127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110409710.XA Pending CN113124036A (en) | 2021-04-16 | 2021-04-16 | Detachable anti-slip screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113124036A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334935Y (en) * | 1998-07-15 | 1999-08-25 | 王小敏 | Universal check joint device |
| CN203023239U (en) * | 2012-10-18 | 2013-06-26 | 滕州市安德机械配件制造有限公司 | Hair side ball loosening-prevention and dismantling-prevention nut |
| CN105937539A (en) * | 2016-06-02 | 2016-09-14 | 蔡先华 | Double-locking fastening device |
| CN106369036A (en) * | 2016-11-22 | 2017-02-01 | 中国南方电网有限责任公司超高压输电公司梧州局 | Torque control type nut and spanner special for same |
| CN108799305A (en) * | 2017-04-26 | 2018-11-13 | 林志厚 | A kind of connection method of pairs of anti-loose nut bolt |
| EP3564464A1 (en) * | 2018-05-04 | 2019-11-06 | SFS Intec Holding AG | Centring sleeve and method for fixing |
| CN110439902A (en) * | 2019-08-23 | 2019-11-12 | 海盐尚科五金有限公司 | A kind of bolt for being not easy to twist into two parts |
-
2021
- 2021-04-16 CN CN202110409710.XA patent/CN113124036A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334935Y (en) * | 1998-07-15 | 1999-08-25 | 王小敏 | Universal check joint device |
| CN203023239U (en) * | 2012-10-18 | 2013-06-26 | 滕州市安德机械配件制造有限公司 | Hair side ball loosening-prevention and dismantling-prevention nut |
| CN105937539A (en) * | 2016-06-02 | 2016-09-14 | 蔡先华 | Double-locking fastening device |
| CN106369036A (en) * | 2016-11-22 | 2017-02-01 | 中国南方电网有限责任公司超高压输电公司梧州局 | Torque control type nut and spanner special for same |
| CN108799305A (en) * | 2017-04-26 | 2018-11-13 | 林志厚 | A kind of connection method of pairs of anti-loose nut bolt |
| EP3564464A1 (en) * | 2018-05-04 | 2019-11-06 | SFS Intec Holding AG | Centring sleeve and method for fixing |
| CN110439902A (en) * | 2019-08-23 | 2019-11-12 | 海盐尚科五金有限公司 | A kind of bolt for being not easy to twist into two parts |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210716 |