CN113623304B - Anti-seismic buffer combined screw for fixed torque connecting piece - Google Patents
Anti-seismic buffer combined screw for fixed torque connecting piece Download PDFInfo
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- CN113623304B CN113623304B CN202111079624.3A CN202111079624A CN113623304B CN 113623304 B CN113623304 B CN 113623304B CN 202111079624 A CN202111079624 A CN 202111079624A CN 113623304 B CN113623304 B CN 113623304B
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- limiting
- rod
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- hole
- nail head
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- 241000587161 Gomphocarpus Species 0.000 claims description 28
- 238000003825 pressing Methods 0.000 claims description 16
- 241001079814 Symphyotrichum pilosum Species 0.000 claims description 8
- 235000004224 Typha angustifolia Nutrition 0.000 claims description 8
- 230000003139 buffering effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 10
- 230000035939 shock Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Images
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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/06—Specially-shaped heads
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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
- F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a fixed torque connecting piece anti-seismic buffer combined screw which comprises a screw head, a screw rod, a mounting hole, a twisting block, a connecting rod, a limiting hole, a limiting rod, a spring, a jack, an elastic gasket and a magnet block, wherein the screw rod is fixedly arranged at the bottom of the screw head, the mounting hole is formed in the center of the top of the screw head, the twisting block is rotatably arranged in the mounting hole, the connecting rod is rotatably arranged at the center of the bottom of the mounting hole, the upper end of the connecting rod is rotatably connected with the twisting block, a plurality of limiting holes distributed along the radial direction of the screw head are uniformly formed in the inner side wall of the mounting hole, the limiting rod can be slidably inserted in each limiting hole, the spring is arranged at the bottom of each limiting hole, compared with the prior art, the fixed torque connecting piece anti-seismic buffer combined screw can be fixed and adjusted, the mounting requirements of various strengths can be met, and the anti-seismic buffer capacity of the screw is improved, simple structure, convenient use and convenient popularization and application.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of fasteners, in particular to an anti-seismic buffer combined screw for a fixed torque connecting piece.
[ background of the invention ]
The fastener is a mechanical part which is used for fastening and connecting and has wide application, the fastener has wide application industry, including the industries of energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, dies, hydraulic pressure and the like, the screw is a common fastener, the screw is widely used on machinery, electrical appliances and buildings, generally made of metal or plastic, is cylindrical, and is provided with grooves engraved with concave and convex surfaces as threads, when the conventional screw is installed, the torque of the screw is difficult to control, the screw is connected insecurely when the torque is too small, the screw is too much and easily damages other parts, in addition, the conventional screw does not have the function of shock resistance and buffering, when the connected object shakes, in view of the rigid contact between the head of the screw and the object, which makes it easy to damage the object or the screw, it is necessary to provide a screw that can be adjusted to a specific torque and that can be cushioned against shocks to overcome the above-mentioned problems.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides an anti-seismic buffer combined screw for a fixed torque connecting piece.
In order to achieve the purpose, the invention provides a fixed torque connecting piece anti-seismic buffer combined screw which comprises a screw head, a screw rod, a mounting hole, a twisting block, a connecting rod, a limiting hole, a limiting rod, a spring, a jack, an elastic gasket and a magnet block, wherein the screw rod is fixedly arranged at the bottom of the screw head, the mounting hole is formed in the center of the top of the screw head, the twisting block is rotatably arranged in the mounting hole, the connecting rod is rotatably arranged at the center of the bottom of the mounting hole, the upper end of the connecting rod is rotatably connected with the twisting block, a plurality of limiting holes distributed along the radial direction of the screw head are uniformly formed in the inner side wall of the mounting hole, the limiting rod can be slidably inserted in each limiting hole, the spring is arranged at the bottom of the limiting hole, the outer end of the spring is fixedly connected with the inner end of the limiting rod, and a plurality of jacks matched with the limiting rod are uniformly formed in the outer side part of the twisting block, the jack is the same with spacing hole quantity and the position one-to-one, the inboard of establishing the jack is inserted to the outer end of gag lever post, the outside cover of nail pole is equipped with annular elastic gasket, annular magnet piece is inlayed on elastic gasket's upper portion.
Preferably, the pin head is of a cylindrical design, a plurality of vertically-arranged mounting grooves are uniformly formed in the upper side portion of the pin head, the mounting grooves are the same in number with the limiting holes and are in one-to-one correspondence in position, a pressing block is arranged in each mounting groove, the lower side portion of each pressing block is rotatably connected with the inner side wall of each mounting groove through a rotating shaft, a counter bore communicated with the limiting holes is formed in one side, facing the axis of the pin head, of each mounting groove, a push rod is slidably inserted into each counter bore, the inner end of each push rod is fixedly connected with one end, deviating from the limiting rod, of each spring, an external thread is formed in the outer side portion of the pin head, and a nut in threaded connection with the external thread is arranged on the outer side of the pin head.
Preferably, the longitudinal section of the pressing block is a right trapezoid, one surface of the pressing block, which is far away from the axis of the nail head, is designed in an inclined plane shape, the diameter of the counter bore is smaller than that of the limiting hole, and the length of the push rod is larger than the axial depth of the counter bore.
Preferably, a screw driver slot is formed in the center of the top of the twisting block.
Preferably, one end of the limiting rod, which is far away from the spring, is designed in a bevel shape.
Preferably, the axial thickness of the magnet block is smaller than the axial thickness of the elastic spacer.
The invention has the beneficial effects that: the invention has the advantages that the inner side wall of the mounting hole is uniformly provided with a plurality of limiting holes distributed along the radial direction of the nail head, each limiting hole can be inserted with a limiting rod in a sliding way, the hole bottom of the limiting hole is provided with a spring, the outer end of the spring is fixedly connected with the inner end of the limiting rod, the outer side part of the twisting block is uniformly provided with a plurality of inserting holes matched with the limiting rods, the inserting holes and the limiting holes have the same quantity and are in one-to-one correspondence with each other in position, the outer end of the limiting rod is inserted in the inner side of the inserting holes, the friction force between the inserting holes and the inclined plane of the limiting rod is utilized to drive the nail head to rotate by rotating the twisting block, when the rotating resistance of the nail head is larger, the inserting holes can extrude the limiting rods to enable the limiting rods to be completely retracted into the limiting holes, so that the twisting block can slip and idle, the screwing strength of the screw is met, and the looseness of the screw due to insufficient screwing is prevented, when the moment of torsion of needs increase screw, just can rotate the nut and make the nut upwards precession, the briquetting will be extruded to the upper end of nut, make the briquetting rotate round the pivot, briquetting extrusion push rod, push rod extrusion spring, make the spring shorten, the spring gives the elasticity reinforcing of gag lever post, make the gag lever post be difficult for retracting to spacing downthehole when receiving the extrusion of jack, therefore just increased the moment of torsion of screw, can adapt to the installation demand of multiple intensity, after screw up, elastic gasket's elasticity can play the effect of antidetonation buffering, strengthen the antidetonation buffer capacity of pin fin, the magnet piece adsorbs the pin fin, prevent effectively that elastic gasket from droing, easy to assemble. Compared with the prior art, can fix and can adjusting screw's moment of torsion, can adapt to the installation demand of multiple intensity, promote the shock-resistant buffer capacity of screw, simple structure, convenient to use, facilitate promotion is used.
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 cross-sectional view of a fixed torque connector seismic buffer combination screw according to the present invention.
FIG. 2 is a top view of the construction of a fixed torque connector anti-seismic buffer combination screw of the present invention.
In the figure: 1-nail head, 101-installation groove, 102-pressing block, 103-counter bore, 104-push rod, 105-external thread, 106-nut, 2-nail rod, 3-installation hole, 4-twisting block, 5-connecting rod, 6-limiting hole, 7-limiting rod, 8-spring, 9-jack, 10-elastic gasket and 11-magnet block.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the anti-seismic buffer combined screw with the fixed torque connector comprises a nail head 1, a nail rod 2, a mounting hole 3, a twisting block 4, a connecting rod 5, a limiting hole 6, a limiting rod 7, a spring 8, a jack 9, an elastic gasket 10 and a magnet block 11, wherein the nail rod 2 is fixedly arranged at the bottom of the nail head 1, the mounting hole 3 is formed in the center of the top of the nail head 1, the twisting block 4 is rotatably arranged in the mounting hole 3, the connecting rod 5 is rotatably arranged at the center of the bottom of the mounting hole 3, the upper end of the connecting rod 5 is rotatably connected with the twisting block 4, a plurality of limiting holes 6 distributed along the radial direction of the nail head 1 are uniformly formed in the inner side wall of the mounting hole 3, the limiting rod 7 is slidably inserted in each limiting hole 6, the bottom of each limiting hole 6 is provided with the spring 8, the outer end of each spring 8 is fixedly connected with the inner end of the corresponding limiting rod 7, the outer side of the twisting block 4 is uniformly provided with a plurality of insertion holes 9 matched with the limiting rod 7, the insertion holes 9 are the same in number and correspond to the limiting holes 6 in position one by one, the outer end of the limiting rod 7 is inserted into the inner side of the insertion holes 9, the outer side of the nail rod 2 is sleeved with an annular elastic gasket 10, the upper part of the elastic gasket 10 is embedded with an annular magnet block 11, the nail head 1 is in a cylindrical design, the upper side of the nail head 1 is uniformly provided with a plurality of vertically arranged installation grooves 101, the installation grooves 101 are the same in number and correspond to the limiting holes 6 in position one by one, each installation groove 101 is internally provided with a pressing block 102, the lower side of each pressing block 102 is rotatably connected with the inner side wall of the installation groove 101 through a rotating shaft, one side of each installation groove 101 facing the axis of the nail head 1 is provided with a counter bore 103 communicated with the limiting hole 6, and a push rod 104 is slidably inserted in each counter bore 103, the inner end of the push rod 104 is fixedly connected with one end, away from the limiting rod 7, of the spring 8, an external thread 105 is formed in the outer side portion of the nail head 1, a nut 106 in threaded connection with the external thread 105 is arranged on the outer side of the nail head 1, the longitudinal section of the pressing block 102 is in a right trapezoid shape, one side, away from the axis of the nail head 1, of the pressing block 102 is in a bevel shape design, the diameter of the counter bore 103 is smaller than that of the limiting hole 6, the length of the push rod 104 is larger than the axial depth of the counter bore 103, a screwdriver groove is formed in the center of the top of the twisting block 4, one end, away from the spring 8, of the limiting rod 7 is in a bevel shape design, and the axial thickness of the magnet block 11 is smaller than that of the elastic gasket 10.
The working process of the invention is as follows: the screwdriver is inserted into the screwdriver groove at the top of the nail head 1, the spring 8 provides elastic force for the limiting rod 7, the nail rod 2 is screwed into the object hole by utilizing the friction force between the jack 9 and the inclined plane of the limiting rod 7, after the nail rod 2 is screwed, the rotation resistance of the nail head 1 is greatly enhanced, at the moment, when the twisting block 4 is continuously rotated, the jack 9 extrudes the limiting rod 7 to enable the limiting rod 7 to be completely retracted into the limiting hole 6, the twisting block 4 is enabled to slip in an idle running manner, the twisting block 4 can not be continuously screwed, when the torque of the screw needs to be increased, the nut 106 can be rotated to enable the nut 106 to be screwed upwards, the upper end of the nut 106 can extrude the pressing block 102, the pressing block 102 rotates around the rotating shaft, the pressing block 102 extrudes the push rod 104 to enable the push rod 104 to slide towards the inner side of the counter bore 103, the push rod 104 extrudes the spring 8 to enable the spring 8 to be shortened, the spring 8 enhances the elastic force provided by the limiting rod 7, the limiting rod 7 is not easy to retract into the limiting hole 6 when being extruded by the jack 9, so that the torque of the screw is increased, the mounting requirements of various strengths can be met, after the screw is screwed down, the elastic force of the elastic gasket 10 can play a role in anti-seismic buffering, the anti-seismic buffering capacity of the nail head 1 is enhanced, the magnet blocks adsorb the nail head 1, the elastic gasket 10 is effectively prevented from falling off, and the mounting is convenient. Compared with the prior art, can fix and can adjusting screw's moment of torsion, can adapt to the installation demand of multiple intensity, promote the shock-resistant buffer capacity of screw, simple structure, convenient to use, facilitate promotion is used.
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 (3)
1. The utility model provides a fixed torque connecting piece antidetonation buffering combination formula screw which characterized in that: comprises a nail head (1), a nail rod (2), mounting holes (3), a twisting block (4), a connecting rod (5), a limiting hole (6), a limiting rod (7), a spring (8), a jack (9), an elastic gasket (10) and a magnet block (11), wherein the nail rod (2) is fixedly arranged at the bottom of the nail head (1), the mounting hole (3) is formed in the central position of the top of the nail head (1), the twisting block (4) is rotatably arranged in the mounting hole (3), the connecting rod (5) is rotatably arranged at the central position of the hole bottom of the mounting hole (3), the upper end of the connecting rod (5) is rotatably connected with the twisting block (4), a plurality of limiting holes (6) distributed along the radial direction of the nail head (1) are uniformly formed in the inner side wall of the mounting hole (3), the limiting rod (7) can be slidably inserted in each limiting hole (6), and the spring (8) is arranged at the hole bottom of the limiting hole (6), the outer end of the spring (8) is fixedly connected with the inner end of the limiting rod (7), a plurality of jacks (9) matched with the limiting rod (7) are uniformly formed in the outer side portion of the twisting block (4), the jacks (9) are identical in number with the limiting holes (6) and are in one-to-one correspondence with the limiting holes, the outer end of the limiting rod (7) is inserted into the inner side of each jack (9), an annular elastic gasket (10) is sleeved on the outer side of the nail rod (2), an annular magnet block (11) is embedded in the upper portion of each elastic gasket (10), the nail head (1) is of a cylindrical design, a plurality of vertically-arranged mounting grooves (101) are uniformly formed in the upper side portion of the nail head (1), the mounting grooves (101) are identical in number with the limiting holes (6) and are in one-to-one correspondence with the positions, each mounting groove (101) is internally provided with a pressing block (102), and the lower side portion of the pressing block (102) is rotatably connected with the inner side wall of the mounting groove (101) through a rotating shaft, one side of each mounting groove (101) facing the axis of the nail head (1) is provided with a counter bore (103) communicated with the limiting hole (6), a push rod (104) can be inserted into each counter bore (103) in a sliding manner, the inner end of the push rod (104) is fixedly connected with one end of the spring (8) departing from the limiting rod (7), the outer side of the nail head (1) is provided with an external thread (105), the outer side of the nail head (1) is provided with a nut (106) in threaded connection with the external thread (105), the longitudinal section of the pressing block (102) is a right trapezoid, one surface of the pressing block (102) departing from the axis of the nail head (1) is designed in an inclined plane shape, the diameter of the counter bore (103) is smaller than that of the limiting hole (6), the length of the push rod (104) is larger than the axial depth of the counter bore (103), one end of the limiting rod (7) departing from the spring (8) is designed in an inclined plane shape.
2. A fixed torque connection member anti-seismic buffer combination screw as defined in claim 1, wherein: the center of the top of the twisting block (4) is provided with a screwdriver groove.
3. A fixed-torque-connection anti-seismic buffer combination screw as claimed in any of claims 1 to 2, wherein: the axial thickness of the magnet block (11) is smaller than that of the elastic gasket (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111079624.3A CN113623304B (en) | 2021-09-15 | 2021-09-15 | Anti-seismic buffer combined screw for fixed torque connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111079624.3A CN113623304B (en) | 2021-09-15 | 2021-09-15 | Anti-seismic buffer combined screw for fixed torque connecting piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113623304A CN113623304A (en) | 2021-11-09 |
| CN113623304B true CN113623304B (en) | 2022-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111079624.3A Active CN113623304B (en) | 2021-09-15 | 2021-09-15 | Anti-seismic buffer combined screw for fixed torque connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113623304B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3709087A (en) * | 1970-09-10 | 1973-01-09 | W Stone | Torque limiting threaded fastener |
| CN105051383A (en) * | 2012-10-26 | 2015-11-11 | 碧美斯制造公司 | Ratchet nut assembly |
| WO2017003285A1 (en) * | 2015-07-02 | 2017-01-05 | J. Van Walraven Holding B.V. | Tightening screw having torque limiting cap |
| CN107420404A (en) * | 2017-09-27 | 2017-12-01 | 苏州工业园区新凯精密五金有限公司 | A kind of torque take-up screw assemblies |
| CN111878499A (en) * | 2020-08-28 | 2020-11-03 | 镇江弘佩抗震支吊架制造有限公司 | Anti-seismic buffer combined screw for fixed torque connecting piece |
| CN112727890A (en) * | 2020-12-22 | 2021-04-30 | 浦江武鑫科技有限公司 | Fixed torque nut assembly |
-
2021
- 2021-09-15 CN CN202111079624.3A patent/CN113623304B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3709087A (en) * | 1970-09-10 | 1973-01-09 | W Stone | Torque limiting threaded fastener |
| CN105051383A (en) * | 2012-10-26 | 2015-11-11 | 碧美斯制造公司 | Ratchet nut assembly |
| WO2017003285A1 (en) * | 2015-07-02 | 2017-01-05 | J. Van Walraven Holding B.V. | Tightening screw having torque limiting cap |
| CN107420404A (en) * | 2017-09-27 | 2017-12-01 | 苏州工业园区新凯精密五金有限公司 | A kind of torque take-up screw assemblies |
| CN111878499A (en) * | 2020-08-28 | 2020-11-03 | 镇江弘佩抗震支吊架制造有限公司 | Anti-seismic buffer combined screw for fixed torque connecting piece |
| CN112727890A (en) * | 2020-12-22 | 2021-04-30 | 浦江武鑫科技有限公司 | Fixed torque nut assembly |
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| Publication number | Publication date |
|---|---|
| CN113623304A (en) | 2021-11-09 |
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