CN107917134A - A kind of Anti-dismantling outer-hexagonal screw device - Google Patents
A kind of Anti-dismantling outer-hexagonal screw device Download PDFInfo
- Publication number
- CN107917134A CN107917134A CN201711365853.5A CN201711365853A CN107917134A CN 107917134 A CN107917134 A CN 107917134A CN 201711365853 A CN201711365853 A CN 201711365853A CN 107917134 A CN107917134 A CN 107917134A
- Authority
- CN
- China
- Prior art keywords
- hole
- lock
- lock core
- hexagonal screw
- pellet
- 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.)
- Withdrawn
Links
- 239000008188 pellet Substances 0.000 claims abstract description 34
- 210000003371 toe Anatomy 0.000 claims abstract description 31
- 239000004579 marble Substances 0.000 claims description 20
- 210000003456 pulmonary alveoli Anatomy 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/005—Measures against unauthorised operation of bolts, nuts or pins
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Surgical Instruments (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of Anti-dismantling outer-hexagonal screw device, including outer-hexagonal screw rod and Anti-dismantling ring set, six square toes of the outer-hexagonal screw rod are equipped with lock core hole, lock core is equipped with the lock core hole, at least one side is equipped with the lock through hole that connect with lock core hole on six square toes, and the lock through hole is interior to be equipped with telescopic pin tapered end, and the corresponding lock core of the telescopic pin tapered end is equipped with half crescent, it is equipped with keyhole at the middle part of lock core, the pellet part that multiple rows of control lock core rotates in keyhole；The Anti-dismantling ring set outer wall is circular ring structure, be equipped with the Anti-dismantling ring set with six square toes of outer-hexagonal screw rod it is matched in six faces, it is described in six faces side on lock through hole be correspondingly provided with lock hole；The Anti-dismantling ring set is set on six square toes of outer-hexagonal screw rod, by telescopic pin tapered end lock in lock hole.Effectively prevent bolt by easy removal.
Description
Technical field
The present invention relates to a kind of petroleum machinery apparatus field, and in particular to a kind of Anti-dismantling outer-hexagonal screw device.
Background technology
Bolt, is a kind of fastener for mechanical connection.Including stud, stud one end is installed with block, and stud is another
End is equipped with thread segment, and nut has been tightened on thread segment.When in use, stud is generally inserted to the connecting hole to two connected pieces
It is interior, then by the thread segment of cap rotation to stud, and tighten.Block and nut periphery in conventional bolt, generally
In regular hexagon, using common wrench, or even pliers can just be tightened or loose unloading operates, and operate very simple, therefore
Conventional bolt is in every profession and trade using all very extensive.Although the convenient disassembly of conventional bolt is brought conveniently to use,
This also brings security risk to the equipment for being connected or being mounted.In the industries such as electric power, oil field, many equipment are all installations
In the wild, have when not only without protective device, but also there is no caregiver, therefore phenomenon is stolen using the equipment that conventional bolt is installed
Occur, the normal operation to electric power, oil field brings hidden danger, and consequence is hardly imaginable.
The content of the invention
The purpose of the present invention is to overcome the shortage of prior art, and it is an object of the present invention to provide a kind of Anti-dismantling outer-hexagonal screw rod fills
Put, outer-hexagonal screw rod is easily by loose unloading in solution petroleum machinery equipment, so that the problem of causing equipment to be stolen.
The present invention is achieved through the following technical solutions：
A kind of Anti-dismantling outer-hexagonal screw device, including outer-hexagonal screw rod and Anti-dismantling ring set, the outer-hexagonal screw rod
Six square toes are equipped with lock core hole, are equipped with lock core in the lock core hole, and at least one side is equipped with and lock core hole on six square toes
The lock through hole of connection, is equipped with telescopic pin tapered end in the lock through hole, and the corresponding lock core of the telescopic pin tapered end is equipped with partly
Crescent, is equipped with keyhole at the middle part of lock core, the pellet part that multiple rows of control lock core rotates in keyhole；
The Anti-dismantling ring set outer wall is circular ring structure, and six square toes with outer-hexagonal screw rod are equipped with the Anti-dismantling ring set
Six faces in matched, it is described in six faces side on lock through hole be correspondingly provided with lock hole；
The Anti-dismantling ring set is set on six square toes of outer-hexagonal screw rod, by telescopic pin tapered end lock in lock hole
It is interior.
Further, the pellet part includes spring, upper pellet and lower pellet, is set on corresponding six square toes of the keyhole
There is a upper marble hole, the corresponding lock core of the keyhole is equipped with lower marble hole, is equipped with spring and upper in the upper marble hole successively
Pellet, the lower marble hole is interior to be equipped with lower pellet, and when key is inserted into keyhole, lower pellet enters in corresponding key alveolus,
The interface of pellet and lower pellet is set to be overlapped with the lock core hole face in six square toes, key and lock core can rotate synchronously, and work as extraction
Key, under the action of the spring, upper pellet lock is in upper marble hole and lower marble hole, so that lock core can not rotate.
Further, it is arranged with tensioning spring on the telescopic pin tapered end.When half crescent aligns with telescopic pin tapered end,
Under the action of tensioning spring, the end of telescopic pin tapered end enters in half crescent, and outer-hexagonal spiral shell is exited in the upper end of telescopic pin tapered end
The lock hole of bar, six side's lock cylinder elements can extract, when lock core rotation, when half crescent does not align with telescopic pin tapered end, in lock core
Under the squeezing action of outer ring surface, in the lock hole of the upper end insertion outer-hexagonal screw rod of telescopic pin tapered end.
Compared with prior art, the present invention have the following advantages and advantages：
A kind of Anti-dismantling outer-hexagonal screw device of the present invention, by carrying out simple modifications to common outer-hexagonal screw rod, mainly
That six square toes of outer-hexagonal screw rod are equipped with lock core hole, in staff's normal mounting or dismounting, can be used directly spanner with
Six square toes of screw end head coordinate installation or removal, when that need not install or remove outer-hexagonal screw rod, it is only necessary to by Anti-dismantling
Ring set is set on six square toes of outer-hexagonal screw rod, and the lock core being located at by control in lock core hole rotates, so as to control telescopic pin
Tapered end lock is in lock hole.Just there is no so spanner can be with the working face of operation, so as to effectively prevent spiral shell on outer-hexagonal screw rod
Bolt is by easy removal.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is outer-hexagonal screw-rod structure schematic diagram；
Fig. 2 is a kind of structure diagram of Anti-dismantling outer-hexagonal screw device of the present invention；
Fig. 3 is the status architecture schematic diagram that six side's lock cylinder elements of the invention are locked；
Fig. 4 is the status architecture schematic diagram that six side's lock cylinder elements of the invention are opened；
Fig. 5 is the structure diagram of Anti-dismantling ring set of the present invention；
Mark and corresponding parts title in attached drawing：
1- outer-hexagonal screw rods, 2- Anti-dismantling ring sets, six faces in 3-, 4- locks hole, six square toes of 5-, 6- lock cores, 7- lock cores
Hole, 8- telescopic pin tapered ends, half crescents of 9-, 10- keyholes, 11- springs, the upper pellets of 12-, pellet under 13-, the upper marble holes of 14-,
15- lower marble holes, 16- keys, 17- key alveolus, 18- tensioning springs, 19- lock through holes.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in Figs. 1-5, a kind of Anti-dismantling outer-hexagonal screw device of the present invention, including outer-hexagonal screw rod 1 and Anti-dismantling ring
Set 2, by carrying out simple modifications to common outer-hexagonal screw rod, six square toes 5 of mainly outer-hexagonal screw rod are equipped with lock core hole, main
If at least one side is equipped with lock through hole 19, corresponding telescopic pin tapered end 8 and lock hole on six square toes 5 of outer-hexagonal screw rod
4, the more secure rigids of more dismounting ring set 2 and six square toes cooperations of setting, security is higher.
Six square toes 5 of outer-hexagonal screw rod 1 are equipped with lock core hole 7, and lock core 6, six square toes 5 are equipped with the lock core hole 7
Upper at least one side is equipped with the lock through hole 19 connected with lock core hole 7, and telescopic pin tapered end 8, institute are equipped with the lock through hole
State the corresponding lock core 6 of telescopic pin tapered end 8 and be equipped with half crescent 9, be equipped with keyhole 10 at the middle part of lock core 6, in keyhole 10
The pellet part that multiple rows of control lock core 6 rotates；
2 outer wall of Anti-dismantling ring set is circular ring structure, and six with outer-hexagonal screw rod 1 are equipped with the Anti-dismantling ring set 2
Six faces 3 in square toes 5 are matched, it is described in six faces 3 side on lock through hole 19 be correspondingly provided with lock hole 4；
The Anti-dismantling ring set 2 is set on six square toes 5 of outer-hexagonal screw rod 1, by 8 lock of telescopic pin tapered end in lock
In hole 4.
A kind of Anti-dismantling outer-hexagonal screw device of the present invention, by carrying out simple modifications to common outer-hexagonal screw rod, mainly
That six square toes of outer-hexagonal screw rod are equipped with lock core hole, in staff's normal mounting or dismounting, can be used directly spanner with
Six square toes of screw end head coordinate installation or removal, when that need not install or remove outer-hexagonal screw rod, it is only necessary to by Anti-dismantling
Ring set is set on six square toes of outer-hexagonal screw rod, and the lock core being located at by control in lock core hole rotates, so as to control telescopic pin
Tapered end lock is in lock hole.Just there is no so spanner can be with the working face of operation, so as to effectively prevent spiral shell on outer-hexagonal screw rod
Bolt is by easy removal.
Pellet part includes spring 11, upper pellet 12 and lower pellet 13, and corresponding six square toes 5 of the keyhole 10 are equipped with upper
Marble hole 14, the corresponding lock core 6 of the keyhole 10 are equipped with lower marble hole 15, spring are equipped with successively in the upper marble hole 14
11 and upper pellet 12, is equipped with lower pellet 13 in the lower marble hole 15, when in the insertion keyhole 10 of key 16, lower pellet 13 enters
In corresponding key alveolus 17, the interface of pellet 12 and lower pellet 13 is set to be overlapped with 7 face of lock core hole in six square toes 5, key
Spoon 16 and lock core 6 can rotate synchronously, and when extracting key 16, under the action of spring 11, upper 12 lock of pellet is in upper marble hole 14
In lower marble hole 15, so that lock core 6 can not rotate.Pellet part is set more, and six side's lock cylinder elements 2, which are less susceptible to be opened, to be turned
It is dynamic.
Tensioning spring 18 is arranged with telescopic pin tapered end 8, when lock core 6 rotates, half crescent 9 aligns with telescopic pin tapered end 8
When, under the action of tensioning spring 18, the end of telescopic pin tapered end 8 enters in half crescent 9, and the upper end of telescopic pin tapered end 8 is moved back
The lock hole 4 of hexagonal screw rod 1 out, six side's lock cylinder elements 2 can extract, when lock core 6 rotates, half crescent 9 not with flexible lock
During first 8 alignment, under the squeezing action of 6 outer ring surface of lock core, the lock hole 4 of the upper end insertion outer-hexagonal screw rod 1 of telescopic pin tapered end 8
It is interior.
Above-described embodiment, has carried out the purpose of the present invention, technical solution and beneficial effect further
Describe in detail, it should be understood that the foregoing is merely the embodiment of the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should all include
Within protection scope of the present invention.
Claims (3)
1. a kind of Anti-dismantling outer-hexagonal screw device, including outer-hexagonal screw rod (1) and Anti-dismantling ring set (2), it is characterised in that：Institute
Six square toes (5) for stating outer-hexagonal screw rod (1) are equipped with lock core hole (7), and lock core (6), six side are equipped with the lock core hole (7)
At least one side is equipped with the lock through hole (19) connected with lock core hole (7) on head (5), and telescopic pin is equipped with the lock through hole
Tapered end (8), the corresponding lock core (6) of the telescopic pin tapered end (8) are equipped with half crescent (9), key are equipped with the middle part of lock core (6)
Keyhole (10), the pellet part that multiple rows of control lock core (6) rotates in keyhole (10)；
Anti-dismantling ring set (2) outer wall is circular ring structure, is equipped with and outer-hexagonal screw rod (1) in the Anti-dismantling ring set (2)
Six faces (3) in six square toes (5) are matched, it is described in six faces (3) side on lock through hole (19) be correspondingly provided with pin
Lockhole (4)；
The Anti-dismantling ring set (2) is set on six square toes (5) of outer-hexagonal screw rod (1), is existed by telescopic pin tapered end (8) lock
In lock hole (4).
A kind of 2. Anti-dismantling outer-hexagonal screw device according to claim 1, it is characterised in that：The pellet part includes bullet
Spring (11), upper pellet (12) and lower pellet (13), corresponding six square toes (5) of the keyhole (10) are equipped with upper marble hole
(14), the corresponding lock core (6) of the keyhole (10) is equipped with lower marble hole (15), is equipped with successively in the upper marble hole (14)
Spring (11) and upper pellet (12), the lower marble hole (15) is interior to be equipped with lower pellet (13), when key (16) is inserted into keyhole
(10) in, lower pellet (13) enters in corresponding key alveolus (17), make the interface of pellet (12) and lower pellet (13) and
Lock core hole (7) face in six square toes (5) overlaps, and key (16) and lock core (6) can rotate synchronously, when extracting key (16), in bullet
Under the action of spring (11), upper pellet (12) lock is in upper marble hole (14) and lower marble hole (15), so that lock core (6) can not turn
It is dynamic.
A kind of 3. Anti-dismantling outer-hexagonal screw device according to claim 1, it is characterised in that：The telescopic pin tapered end
(8) tensioning spring (18) is arranged with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365853.5A CN107917134A (en) | 2017-12-18 | 2017-12-18 | A kind of Anti-dismantling outer-hexagonal screw device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365853.5A CN107917134A (en) | 2017-12-18 | 2017-12-18 | A kind of Anti-dismantling outer-hexagonal screw device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107917134A true CN107917134A (en) | 2018-04-17 |
Family
ID=61893485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711365853.5A Withdrawn CN107917134A (en) | 2017-12-18 | 2017-12-18 | A kind of Anti-dismantling outer-hexagonal screw device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107917134A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2150380Y (en) * | 1992-07-06 | 1993-12-22 | 梁刚 | Anti-theft fastener |
| CN2667230Y (en) * | 2003-01-15 | 2004-12-29 | 王德勇 | Fastening bolt against unauthorised operation |
| CN201027770Y (en) * | 2006-08-16 | 2008-02-27 | 宋兴平 | Novel anti-theft bolt |
| CN201074629Y (en) * | 2007-07-19 | 2008-06-18 | 郭连华 | Anti-removing connecting fitting with implement |
| CN204572695U (en) * | 2015-03-20 | 2015-08-19 | 牛国玲 | Anti-theft screw |
-
2017
- 2017-12-18 CN CN201711365853.5A patent/CN107917134A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2150380Y (en) * | 1992-07-06 | 1993-12-22 | 梁刚 | Anti-theft fastener |
| CN2667230Y (en) * | 2003-01-15 | 2004-12-29 | 王德勇 | Fastening bolt against unauthorised operation |
| CN201027770Y (en) * | 2006-08-16 | 2008-02-27 | 宋兴平 | Novel anti-theft bolt |
| CN201074629Y (en) * | 2007-07-19 | 2008-06-18 | 郭连华 | Anti-removing connecting fitting with implement |
| CN204572695U (en) * | 2015-03-20 | 2015-08-19 | 牛国玲 | Anti-theft screw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180417 |