CN1609466A - Disposable single-stroke screw bolt without disassembling - Google Patents
Disposable single-stroke screw bolt without disassembling Download PDFInfo
- Publication number
- CN1609466A CN1609466A CN 200410072691 CN200410072691A CN1609466A CN 1609466 A CN1609466 A CN 1609466A CN 200410072691 CN200410072691 CN 200410072691 CN 200410072691 A CN200410072691 A CN 200410072691A CN 1609466 A CN1609466 A CN 1609466A
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- nut
- bolt
- screw
- screw boss
- disjunctor
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- 238000000034 method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 5
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Abstract
The once mounted screw bolt includes dead nut, detachable nut, screw bolt body, screw boss, screw bolt rod and decorating cap. It has two nuts in different shapes in the head, including one circular dead nut for extruding the fastened part and the other hexagonal detachable nut for fastening the screw bolt with tool and being detached via rotating in the opposite direction after the bolt is fastened. Owing to the dead nut and the connected screw boss, the screw bolt can not be detached with common tools. Therefore, the present invention is one safety screw bolt.
Description
Technical field
The present invention relates to fastening piece, particularly be a kind of Disposable single-stroke screw bolt without disassembling.
Background technique
Bolt is very widely used a kind of fastening piece, both can be fastening as required under the pressure turn of wrench instrument, also can take apart according to another needs.From technological layer, any one group of bolt after fastening all can be opened, and bolt is only recognized instrument and do not recognized people, and does not have the technology limiting of exempting to tear open on the working principle of bolt.In the ordinary course of things, people have fastening and dual needs that take apart to same group of bolt, and under special circumstances, people have only fastening unique needs to same group of bolt, consider to worry on the contrary that bolt taken apart by other people from aspect such as antitheft or secret.For example put in the open and unattended semipermanent facility; the equipment portion assembly that for example relates to core technology and commercial interest; come therefrom; people are from the protection number one; wish to have a kind of confession is disposable can only fastening on-detachable one way bolt; but known at present, do not find setting as yet with this function.
Summary of the invention
In order to address the above problem, the invention provides a kind of Disposable single-stroke screw bolt without disassembling.As everyone knows, bolt has only head one end that a nut with the bolt shank disjunctor is arranged, nut integrates two functions, and the one, extruding is lived fastener and from the position of a side fixing bolt, and the 2nd, under the pressure turn of wrench instrument, drive bolt and be in fastening or unpack procedure.The present invention has broken through the natural mode of two functions of a nut execution, and a nut is divided into two nuts, and two nuts are not only cooperated but also divide the work.In other words, a nut carrying out two functions, be divided into two nuts carrying out different functions separately, these two nuts are respectively to carry out that fastener is lived in extruding and from the dead nut of round pie disjunctor of a side fixing bolt position with carry out the hexagonal shaped that after driving bolton under the pressure turn of wrench instrument and finishing the fastening task of one way turn in the other direction can break away from screw boss and can move back nut alive.Plain bolt is analysed and observe the shape for T from the side, no any setting on the end face of nut, Disposable single-stroke screw bolt without disassembling replaces the nut position of plain bolt with the dead nut of disjunctor, on the dead nut end face of disjunctor screw boss is set, so the bolt body side is analysed and observe and is cross-bar-shaped long under the last weak point.The consistent right-handed thread that is of screw thread on the screw boss with the thread rotary orientation on the bolt shank, screw boss with can move back nut alive and do screw-thread fit, can move back nut alive is two caps and stacks on the dead nut of disjunctor, force turn can move back nut alive clockwise with the wrench instrument, can move back nut alive presses down after rotating to limit position on the screw boss and chokes the dead nut of disjunctor to drive bolt fastening under the spiral positive pressure, finishing after the one way clamping bolt task turn in the other direction can move back nut alive and make it to break away from screw boss, because the geometrical shape of dead nut of disjunctor and screw boss can't be used spanner alive and common tool, thereby is provided with the technology limiting of exempting to tear open on the working principle of bolt.
To achieve these goals, the present invention adopts following technological scheme to implement: the nut of plain bolt integrates two functions, the one, extruding is lived fastener and from the position of a side fixing bolt, and the 2nd, under the pressure turn of wrench instrument, drive bolt and be in fastening or unpack procedure.Disposable single-stroke screw bolt without disassembling has been broken through the natural mode of two functions of a nut execution of plain bolt, and a nut is divided into two nuts that geometrical shape is different, and two nuts are not only cooperated but also divide the work.In other words, a nut carrying out two functions, be divided into two nuts carrying out different functions separately, these two nuts are respectively to carry out that fastener is lived in extruding and from the dead nut of disjunctor of a side fixing bolt position with carry out that turn in the other direction can break away from moving back of screw boss nut alive after driving bolton under the pressure turn of wrench instrument and finishing the fastening task of one way.Plain bolt is analysed and observe the shape for T from the side, no any setting on the end face of nut, Disposable single-stroke screw bolt without disassembling replaces the nut position of plain bolt with the dead nut of disjunctor, on the dead nut end face of disjunctor screw boss is set, so the bolt body side is analysed and observe and is cross-bar-shaped long under the last weak point.Screw boss is concentric with bolt shank, and the diameter of screw boss and the diameter of bolt shank be with the footpath, the consistent right-handed thread that is with the thread rotary orientation on the bolt shank of the screw thread on the screw boss, screw boss and can move back nut alive and do screw-thread fit.Can move back nut alive is that outer six side's internal threads can replace with general nut, can move back nut alive is two caps and stacks on the dead nut of disjunctor, the dead nut of disjunctor is that round pie and bolt shank and screw boss are overall structures, the diameter of the dead nut of disjunctor is greater than the diameter of screw boss and bolt shank, the diameter of the dead nut of disjunctor can be a bit larger tham also can be slightly smaller than the diameter that can move back nut alive, the thickness of the dead nut of disjunctor is less than the height of screw boss, and the height of screw boss is less than the thickness that can move back nut alive.Force turn can move back nut alive clockwise with the wrench instrument, can move back nut alive presses down after rotating to limit position on the screw boss and chokes the dead nut of disjunctor and drive bolt body and carry out fastening process, under the spiral positive pressure dead nut of disjunctor and general nut or tapped hole from the upper and lower surface of fastener firmly clamping live bolt body, its strength several times are finished strength when doing counterclockwise opposite direction turn after the fastening task of one way under the pressure of wrench instrument and recessing screw boss greater than moving back nut alive, bolt body can not link with the opposite direction turn that can move back nut alive, after can moving back nut disengaging screw boss alive, because the geometrical shape of dead nut of disjunctor and screw boss can't be used spanner alive and common tool, thereby is provided with the technology limiting of exempting to tear open on the working principle of bolt.
Above-mentioned screw boss is relative across the dead nut of disjunctor position with bolt shank, and with bolt shank and the dead nut of disjunctor be overall structure, screw boss is concentric with bolt shank, the diameter of screw boss and the diameter of bolt shank are with the footpath, the consistent right-handed thread that is of screw thread on the screw boss with the thread rotary orientation on the bolt shank, screw boss with can move back nut alive and do screw-thread fit, the height of screw boss is less than the thickness that can move back nut alive.
The position of the dead nut of above-mentioned disjunctor is under screw boss on the bolt shank, with screw boss and bolt shank be overall structure, the dead nut of disjunctor is a round pie, its diameter is greater than the diameter of screw boss and bolt shank, the diameter of the dead nut of disjunctor can be a bit larger tham also can be slightly smaller than the diameter that can move back nut alive, the thickness of the dead nut of disjunctor is less than the height of screw boss, and the single execution extruding of the dead nut of disjunctor is lived fastener and from the function of a side fixing bolt position.
Above-mentionedly move back nut alive and be outer six side's internal threads, can do screw-thread fit with screw boss, can move back the height of the thickness of nut alive greater than screw boss, can move back nut alive can replace with general nut, can move back the function that the single execution of nut alive turn in the other direction after driving bolton under the pressure turn of wrench instrument and finishing the fastening task of one way breaks away from screw boss.
The invention has the beneficial effects as follows: make people consider to worry no longer that bolt taken apart easily by other people from aspect such as antitheft or secret, make the application of bolt that the technical qualification of exempting to tear open arranged for the first time.Say that in some sense Disposable single-stroke screw bolt without disassembling is a kind of breaker bolt.
Description of drawings:
Fig. 1 is the Disposable single-stroke screw bolt without disassembling schematic representation
Fig. 2 is that Disposable single-stroke screw bolt without disassembling cooperates schematic representation with tapped hole
Fig. 3 is that Disposable single-stroke screw bolt without disassembling cooperates schematic representation with general nut
Fig. 4 uses schematic representation for Disposable single-stroke screw bolt without disassembling on special bolt
Among the figure:
1: the dead nut of disjunctor
2: can move back nut alive
3: bolt body
4: screw boss
5: bolt shank
6: fastener A
7: fastener B
8: tapped hole
9: the spanner of living
10: straight screwdriver
11: fastener C
12: fastener D
13: unthreaded hole
14: general nut
15: hide the cap shrinkage pool
16: pipe rises
17: special-shaped nut
18: fastener E
19: wall
20: decorating cap
21: the sleeve spanner
Embodiment:
Below in conjunction with the drawings and specific embodiments the present invention was illustrated in one step: Fig. 1 is the Disposable single-stroke screw bolt without disassembling schematic representation, as shown in the figure, the head of Disposable single-stroke screw bolt without disassembling has two nuts, one is to carry out that fastener is lived in extruding and from the dead nut 1 of the disjunctor of a side fixing bolt position, another be carry out drive under the pressure turn of wrench instrument bolt body 3 fastening and finish the fastening task of one way after turn in the other direction can break away from moving back of screw boss 4 nut 2 alive.Disposable single-stroke screw bolt without disassembling is formed by moving back nut 2 alive and bolt body 3, bolt body 3 is subdivided into screw boss 4 and dead nut 1 of disjunctor and bolt shank 5 by function from top to bottom again, dead nut 1 of screw boss 4 and disjunctor and bolt shank 5 are overall structure, and bolt body 3 sides are analysed and observe and are cross-bar-shaped long under the last weak point.It on the bolt shank 5 the dead nut 1 of disjunctor, on dead nut 1 end face of disjunctor is screw boss 4, screw boss 4 is concentric with bolt shank 5, the diameter of the diameter of screw boss 4 and bolt shank 5 is with the footpath, screw thread on the screw boss 4 and the consistent right-handed thread that is of the thread rotary orientation on the bolt shank 5, screw boss 4 with can move back nut 2 alive and do screw-thread fit, can move back nut 2 alive can replace with general nut for outer six side's internal threads, can move back nut 2 alive is two caps and stacks on the dead nut 1 of disjunctor, the dead nut 1 of disjunctor is the diameter of its diameter of round pie greater than screw boss 4 and bolt shank 5, the diameter of the dead nut 1 of disjunctor can be a bit larger tham also can be slightly smaller than the diameter that can move back nut 2 alive, the thickness of the dead nut 1 of disjunctor is less than the height of screw boss 4, and the height of screw boss 4 is less than the thickness that can move back nut 2 alive.
Fig. 2 is that Disposable single-stroke screw bolt without disassembling cooperates schematic representation with tapped hole, as shown in the figure, sleeve spanner 21 is enclosed within and can moves back turn clockwise on the nut 2 alive, can move back nut alive 2 and screw boss 4 screw-thread fit is rotated in the forward to press down behind the limit position of the dead nut of disjunctor 1 upper-end surface and chokes the dead nut 1 of disjunctor and drive bolt body 3 and carry out fastening process, bolt shank 5 passes unthreaded hole on the fastener A6 and the tapped hole 8 on the fastener B7 is done screw-thread fit, whole and the major part that can move back nut 2 alive of the dead nut 1 of disjunctor crouches among Tibetan cap shrinkage pool 15, under the spiral positive pressure dead nut 1 of disjunctor and tapped hole 8 from the upper and lower surface of fastener A6 firmly clamping live bolt body 3, its strength several times are finished strength when doing counterclockwise opposite direction turn after the fastening task of one way under the pressure of sleeve spanner 21 and recessing screw boss 4 greater than moving back nut 2 alive, bolt body 3 can not link with the opposite direction turn that can move back nut 2 alive, can move back after nut 2 alive recesses screw boss 4, among the Tibetan cap shrinkage pool 15 and between the upper-end surface of the upper-end surface of the dead nut 1 of disjunctor and fastener A6 certain distance is being arranged because dead nut 1 of disjunctor and screw boss 4 crouch, this just provides the space for metal cuttings such as the further mill plane processing of fastener A6 upper-end surface.
Fig. 3 is that Disposable single-stroke screw bolt without disassembling cooperates schematic representation with general nut, as shown in the figure, the unthreaded hole 13 that bolt shank 5 passes on the fastener C11 fastener D12 is thoroughly fastening with general nut 14 screw-thread fit, under the spiral positive pressure dead nut 1 of disjunctor and general nut 14 from the upper and lower surface of fastener C11 fastener D12 firmly clamping live bolt body 3, its strength several times are finished strength when doing counterclockwise opposite direction turn after the fastening task of one way under the pressure of the spanner 9 of living and recessing screw boss 4 greater than moving back nut 2 alive, bolt body 3 can not link with the opposite direction turn that can move back nut 2 alive, because the geometrical shape of dead nut 1 of disjunctor and screw boss 4 can't be used spanner 9 alive, causes tearing not open bolt open from bolt head.The safer practice is, carve gently on the screw thread of the bolt shank 5 at place, general nut 14 lower end surface with straight screwdriver 10, the triangle thread form of its screw thread is if any a slight damage, inevitable " working day and night " phenomenon that in turning general nut 14 processes, occurs, again because bolt head can not provide the fixing of any common tool, this just thoroughly shutoff take the attempt of bolt apart.
Fig. 4 uses schematic representation for Disposable single-stroke screw bolt without disassembling on special bolt, as shown in the figure, it is thoroughly fastening with special-shaped nut 17 screw-thread fit in the wall 19 with the pipe 16 that rises that bolt shank 5 passes fastener E18, under the spiral positive pressure the dead nut of disjunctor 1 and special-shaped nut 17 from the two sides, front and back of the fastener E18 and pipe 16 afterbodys that rise firmly clamping live bolt body 3, its strength several times are finished strength when doing counterclockwise opposite direction turn after the fastening task of one way under the pressure of the spanner 9 of living and recessing screw boss 4 greater than moving back nut 2 alive, bolt body 3 can not link with the opposite direction turn that can move back nut 2 alive, because the geometrical shape of dead nut 1 of disjunctor and screw boss 4 can't be used spanner 9 alive, cause tearing not open bolt open, thereby guaranteed that fastener E18 hangs safety and do not stolen by other people from the bolt head that wall 19 outsides are exposed.After can moving back nut 2 alive turn in the other direction being withdrawed from the screw boss 4, if dislike screw boss 4 not attractive in appearance, available decorating cap 20 hides, decorating cap 20 optional metals material and plastic materials, metal material must stay indent tapped hole and screw boss 4 screw-thread fit, and plastic material must stay indent unthreaded hole and screw boss 4 drive fits.
Claims (5)
1. Disposable single-stroke screw bolt without disassembling, comprise: the dead nut of disjunctor (1), can move back nut alive (2), bolt body (3), screw boss (4), bolt shank (5), tapped hole (8), general nut (14), decorating cap (20), the head of Disposable single-stroke screw bolt without disassembling has two nuts that geometrical shape is different, two nuts are not only cooperated but also divide the work, in other words, plain bolt is carried out a nut of two functions, be divided into two nuts carrying out different functions separately, these two nuts are respectively to carry out that fastener is lived in extruding and from the dead nut of disjunctor (1) of a side fixing bolt position, with carry out drive under the pressure turn of wrench instrument bolt body (3) fastening and finish the fastening task of one way after turn in the other direction can break away from screw boss (4) move back nut alive (2), plain bolt is analysed and observe the shape for T from the side, no any setting on the end face of nut, Disposable single-stroke screw bolt without disassembling replaces the nut position of plain bolt with the dead nut of disjunctor (1), on the dead nut of disjunctor (1) end face, screw boss (4) is set, therefore bolt body (3) side is analysed and observe and is cross-bar-shaped long under the last weak point, screw boss (4) is concentric with bolt shank (5), the diameter of the diameter of screw boss (4) and bolt shank (5) is with the footpath, the consistent right-handed thread that is of thread rotary orientation on screw thread on the screw boss (4) and the bolt shank (5), screw boss (4) with can move back nut alive (2) and do screw-thread fit, can move back nut alive (2) can replace with general nut (14) for outer six side's internal threads, can move back nut alive (2) is two caps and stacks on the dead nut of disjunctor (1), the dead nut of disjunctor (1) is an overall structure for round pie and bolt shank (5) and screw boss (4), the diameter of the dead nut of disjunctor (1) is greater than the diameter of screw boss (4) and bolt shank (5), the diameter of the dead nut of disjunctor (1) can be a bit larger tham also can be slightly smaller than the diameter that can move back nut alive (2), the thickness of the dead nut of disjunctor (1) is less than the height of screw boss (4), the height of screw boss (4) is less than the thickness that can move back nut alive (2), force turn can move back nut alive (2) clockwise with the wrench instrument, can move back nut alive (2) presses down after rotating to limit position on the screw boss (4) and chokes the dead nut of disjunctor (1) and drive bolt body (3) and carry out fastening process, under the spiral positive pressure dead nut of disjunctor (1) and general nut (14) or tapped hole (8) from the upper and lower surface of fastener firmly clamping live bolt body (3), its strength several times are finished strength when doing counterclockwise opposite direction turn after the fastening task of one way under the pressure of wrench instrument and recessing screw boss (4) greater than moving back nut alive (2), bolt body (3) can not link with the opposite direction turn that can move back nut alive (2), after can moving back nut alive (2) disengaging screw boss (4), because the geometrical shape of dead nut of disjunctor (1) and screw boss (4) can't be used spanner alive and common tool, thereby is provided with the technology limiting of exempting to tear open on the working principle of bolt.
2. according to the described Disposable single-stroke screw bolt without disassembling of claim 1, it is characterized in that, screw boss (4) is relative across the dead nut of disjunctor (1) position with bolt shank (5), and with the dead nut of bolt shank (5) disjunctor (1) be overall structure, screw boss (4) is concentric with bolt shank (5), the diameter of the diameter of screw boss (4) and bolt shank (5) is with the footpath, the consistent right-handed thread that is of thread rotary orientation on screw thread on the screw boss (4) and the bolt shank (5), screw boss (4) with can move back nut alive (2) and do screw-thread fit, the height of screw boss (4) is less than the thickness that can move back nut alive (2).
3. according to the described Disposable single-stroke screw bolt without disassembling of claim 1, it is characterized in that, the position of the dead nut of disjunctor (1) is under screw boss (4) on the bolt shank (5), with screw boss (4) and bolt shank (5) be overall structure, the dead nut of disjunctor (1) is a round pie, its diameter is greater than the diameter of screw boss (4) and bolt shank (5), the diameter of the dead nut of disjunctor (1) can be a bit larger tham also can be slightly smaller than the diameter that can move back nut alive (2), the thickness of the dead nut of disjunctor (1) is less than the height of screw boss (4), and the single execution extruding of the dead nut of disjunctor (1) is lived fastener and from the function of a side fixing bolt position.
4. according to the described Disposable single-stroke screw bolt without disassembling of claim 1, it is characterized in that, can move back nut alive (2) and be outer six side's internal threads, can do screw-thread fit with screw boss (4), can move back the height of the thickness of nut alive (2) greater than screw boss (4), can move back nut alive (2) can replace with general nut (14), can move back the function that the single execution of nut alive (2) turn in the other direction after driving bolton under the pressure turn of wrench instrument and finishing the fastening task of one way breaks away from screw boss (4).
5. according to the described Disposable single-stroke screw bolt without disassembling of claim 1, it is characterized in that, can move back nut alive (2) goes up after turn in the other direction withdraws from from screw boss (4), screw boss (4) can use decorating cap (20) to hide, decorating cap (20) optional metals material and plastic material, metal material must stay indent tapped hole and screw boss (4) screw-thread fit, and plastic material must stay indent unthreaded hole and screw boss (4) drive fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072691 CN1609466A (en) | 2004-11-10 | 2004-11-10 | Disposable single-stroke screw bolt without disassembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072691 CN1609466A (en) | 2004-11-10 | 2004-11-10 | Disposable single-stroke screw bolt without disassembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1609466A true CN1609466A (en) | 2005-04-27 |
Family
ID=34765216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410072691 Pending CN1609466A (en) | 2004-11-10 | 2004-11-10 | Disposable single-stroke screw bolt without disassembling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1609466A (en) |
-
2004
- 2004-11-10 CN CN 200410072691 patent/CN1609466A/en active Pending
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |