CN111878499A - Anti-seismic buffer combined screw for fixed torque connecting piece - Google Patents
Anti-seismic buffer combined screw for fixed torque connecting piece Download PDFInfo
- Publication number
- CN111878499A CN111878499A CN202010885223.6A CN202010885223A CN111878499A CN 111878499 A CN111878499 A CN 111878499A CN 202010885223 A CN202010885223 A CN 202010885223A CN 111878499 A CN111878499 A CN 111878499A
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- screw
- cylinder
- fixed torque
- fixed
- screw cap
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- 230000003139 buffering effect Effects 0.000 claims abstract description 7
- 239000012634 fragment Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 230000035939 shock Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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
- F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
- F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
- F16B31/021—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load by means of a frangible part
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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
- F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Springs (AREA)
Abstract
The invention relates to the technical field of screws and discloses a fixed torque connecting piece anti-seismic buffering combined screw which comprises a screw cap and a screw rod, wherein a slide hole is formed in the bottom of the screw cap, a cylinder is movably mounted inside the slide hole, a baffle is fixedly mounted at one end of the cylinder, the other end of the cylinder is movably mounted on a first gasket, an elastic sheet and a second gasket are movably sleeved on one side of the cylinder, a fixed torque twisting-off part is arranged at the upper part of the screw cap, and a cross-shaped sleeve plate is fixedly mounted in the middle of the fixed torque twisting-off part. The torque of the control screw is controlled by the aid of the fixed torque twist-off portion, when the fixed torque twist-off portion is twisted to reach the fixed torque, the fixed torque twist-off portion is disconnected with the screw cap, the fixed torque twist-off portion can be twisted until the fixed torque twist-off portion is disconnected with the screw cap when a constructor installs the screw, the constructor can conveniently install the screw to meet the requirement of torsional strength, the screw connection fastening performance is guaranteed, and loosening is prevented.
Description
Technical Field
The invention relates to the technical field of screws, in particular to an anti-seismic buffer combined screw for a fixed torque connecting piece.
Background
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 and is widely used on machinery, electrical appliances and buildings, the common material is metal or plastic, the screw is cylindrical, grooves with concave and convex surfaces engraved are called threads, and the existing anti-seismic buffer combined screw for the fixed torque connecting piece is manufactured and applied.
When the existing screw is installed, the torque of the screw is not easy to control, the connection is not firm when the torque is too small, and other parts are easily damaged when the torque is too large.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the anti-seismic buffer combined screw for the fixed torque connecting piece, which controls the torque of the screw by arranging the fixed torque twist-off part, has the advantage of anti-seismic buffer and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides a fixed moment of torsion connecting piece antidetonation buffering combination formula screw, includes screw cap and screw rod, the slide opening has been seted up to the bottom of screw cap, the inside movable mounting of slide opening has the cylinder, cylindrical one end fixed mounting has the baffle, cylindrical other end movable mounting is on gasket one, shell fragment and gasket two have been cup jointed in cylindrical one side activity, the upper portion of screw cap is equipped with fixed moment of torsion twist-off portion, the middle part fixed mounting of fixed moment of torsion twist-off portion has cross form lagging.
And in selection, the upper side of the baffle is movably sleeved with a spring.
Carefully, the quantity of slide opening, cylinder, baffle and spring is four, four slide opening, cylinder, baffle and spring are evenly installed around the inside of screw cap.
And carefully selecting, wherein the outer edge of the screw cap is a regular octagon.
Carefully chosen, the length of the cylinder is the length of the slide hole.
Carefully selecting, the circular holes are formed in the elastic sheet and the second gasket, and the diameter value of each circular hole is larger than that of each cylinder.
Compared with the prior art, the invention has the following beneficial effects:
1. the torque of the control screw is controlled by the aid of the fixed torque twist-off portion, when the fixed torque twist-off portion is twisted to reach the fixed torque, the fixed torque twist-off portion is disconnected with the screw cap, the fixed torque twist-off portion can be twisted until the fixed torque twist-off portion is disconnected with the screw cap when a constructor installs the screw, the constructor can conveniently install the screw to meet the requirement of torsional strength, the screw connection fastening performance is guaranteed, and loosening is prevented.
2. This connecting piece antidetonation buffering combination formula screw, through having seted up the slide opening at screw cap lower extreme, and there is the cylinder at the inside movable mounting of slide opening, through the cylinder with gasket one, two swing joint of shell fragment and gasket are in the bottom of screw cap, avoid when the operative installations, artifical combination screw cap and gasket one, shell fragment and gasket two, the extra work burden that the staff wore the gasket has been alleviateed, and there is the spring at cylindrical upper end swing joint, through the spring to the screw cap, gasket one, elastic shock attenuation is carried out to shell fragment and gasket two, increase the antidetonation buffer capacity of screw cap.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention.
In the figure: 1. a screw cap; 2. a slide hole; 3. a cylinder; 4. a baffle plate; 5. a first gasket; 6. a spring plate; 7. a second gasket; 8. a spring; 9. a fixed torque twist-off section; 10. a screw rod.
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.
Referring to fig. 1-2, a fixed torque connecting piece anti-seismic buffering combined screw comprises a screw cap 1 and a screw rod 10, wherein a fixed torque twist-off part 9 is fixedly installed on the upper part of the screw cap 1, a cross-shaped sleeve plate is fixedly installed in the middle of the fixed torque twist-off part 9, the outer edge of the screw cap 1 is in a regular octagon shape, the fixed torque twist-off part 9 is movably installed on the upper part of the screw cap 1, an interference inner wall is arranged inside the fixed torque twist-off part 9, the installation contact area of a V-shaped groove of the screw cap 1 is increased through the interference inner wall, the installation stability is improved, and the problem that the cross-shaped groove is damaged by scraping in the assembling process of the screw to influence the appearance of the cross-shaped. Meanwhile, when the fixed torque twist-off part 9 reaches the fixed torque, the fixed torque twist-off part 9 is disconnected with the screw cap 1, so that the constructor can twist the fixed torque twist-off part 9 until the fixed torque twist-off part is disconnected with the screw cap 1, the constructor can conveniently install the screw to meet the requirement of torsional strength, the screw connection fastening performance is guaranteed, and loosening is prevented. The bottom of screw cap 1 has been seted up the slide opening 2, the inside movable mounting of slide opening 2 has cylinder 3, the length value of cylinder 3 is greater than the length value of slide opening 2, the length value of cylinder 3 is two centimetres, and the length value of slide opening 2 is one centimetre, slide opening 2 leaves the space to the buffering and the removal of cylinder 3, the one end fixed mounting of cylinder 3 has baffle 4, the other end movable mounting of cylinder 3 is on gasket one 5, shell fragment 6 and gasket two 7 have been cup jointed in the activity of one side of cylinder 3, the round hole has all been seted up on shell fragment 6 and the gasket two 7, the diameter value of round hole is greater than the diameter value of cylinder 3, through having seted up slide opening 2 at screw cap 1 lower extreme, and there is cylinder 3 at the inside movable mounting of slide opening 2, through cylinder 3 with gasket one 5, shell fragment 6 and gasket two 7 swing joint in the bottom of screw cap 1, avoid when using the device, manual combination screw cap 1 and gasket one 5, Shell fragment 6 and two 7 of gasket, the extra work burden that the staff worn the gasket has been alleviateed, spring 8 has been cup jointed in the upside activity of baffle 4, slide opening 2, cylinder 3, baffle 4 and spring 8's quantity is four, four slide openings 2, cylinder 3, baffle 4 and spring 8 evenly install around screw cap 1's inside, there is spring 8 upper end swing joint at cylinder 3, through spring 8 to screw cap 1, gasket one 5, shell fragment 6 and two 7 of gasket carry out the elastic shock attenuation, increase screw cap 1's shock-resistant buffer capacity.
The working principle is as follows: during the use, with device fixed mounting in the mounting hole, to the rotation of screw cap 1 and fixed moment of torsion twist-off portion 9 through erection equipment, drive the screw and go deep into the mounting hole, simultaneously, extrude gasket one 5, shell fragment 6 and two 7 of gasket, the extrusion of gasket one 5, shell fragment 6 and two 7 of gasket drives the one end of cylinder 3 and baffle 4 and removes in the inside of slide opening 2, extrude spring 8 afterwards, accomplish the buffering shock attenuation of device, can.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the invention, the filling pattern is only used for distinguishing the layers and is not limited at all.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a fixed moment of torsion connecting piece antidetonation buffering combination formula screw, includes screw cap (1) and screw rod (10), its characterized in that: slide opening (2) have been seted up to the bottom of screw cap (1), the inside movable mounting of slide opening (2) has cylinder (3), the one end fixed mounting of cylinder (3) has baffle (4), the other end movable mounting of cylinder (3) is on gasket (5), shell fragment (6) and gasket two (7) have been cup jointed in one side activity of cylinder (3), the upper portion of screw cap (1) is equipped with fixed moment of torsion twist-off portion (9), the middle part fixed mounting of fixed moment of torsion twist-off portion (9) has cross form lagging.
2. A fixed torque connection member anti-seismic buffer combination screw according to claim 1, characterised in that: and a spring (8) is movably sleeved on the upper side of the baffle (4).
3. A fixed torque connection member anti-seismic buffer combination screw according to claim 1, characterised in that: the number of the slide holes (2), the cylinders (3), the baffles (4) and the springs (8) is four, and the slide holes (2), the cylinders (3), the baffles (4) and the springs (8) are uniformly arranged around the inner portion of the screw cap (1).
4. A fixed torque connection member anti-seismic buffer combination screw according to claim 1, characterised in that: the outer edge of the screw cap (1) is in a regular octagon shape.
5. A fixed torque connection member anti-seismic buffer combination screw according to claim 1, characterised in that: the length value of the cylinder (3) is larger than that of the sliding hole (2).
6. A fixed torque connection member anti-seismic buffer combination screw according to claim 1, characterised in that: round holes are formed in the elastic sheet (6) and the second gasket (7), and the diameter value of each round hole is larger than that of the cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010885223.6A CN111878499A (en) | 2020-08-28 | 2020-08-28 | Anti-seismic buffer combined screw for fixed torque connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010885223.6A CN111878499A (en) | 2020-08-28 | 2020-08-28 | Anti-seismic buffer combined screw for fixed torque connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111878499A true CN111878499A (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010885223.6A Pending CN111878499A (en) | 2020-08-28 | 2020-08-28 | Anti-seismic buffer combined screw for fixed torque connecting piece |
Country Status (1)
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| CN (1) | CN111878499A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623304A (en) * | 2021-09-15 | 2021-11-09 | 浙江新盛达金属科技发展股份有限公司 | Anti-seismic buffer combined screw for fixed torque connecting piece |
-
2020
- 2020-08-28 CN CN202010885223.6A patent/CN111878499A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623304A (en) * | 2021-09-15 | 2021-11-09 | 浙江新盛达金属科技发展股份有限公司 | Anti-seismic buffer combined screw for fixed torque connecting piece |
| CN113623304B (en) * | 2021-09-15 | 2022-09-30 | 浙江新盛达金属科技发展股份有限公司 | Anti-seismic buffer combined screw for fixed torque connecting piece |
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