CN108035956A - A kind of Anti-extrusion butterfly bolt - Google Patents
A kind of Anti-extrusion butterfly bolt Download PDFInfo
- Publication number
- CN108035956A CN108035956A CN201711324235.6A CN201711324235A CN108035956A CN 108035956 A CN108035956 A CN 108035956A CN 201711324235 A CN201711324235 A CN 201711324235A CN 108035956 A CN108035956 A CN 108035956A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- rotary valve
- screw thread
- butterfly bolt
- glue
- 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- Withdrawn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
- 238000001125 extrusion Methods 0.000 title claims abstract description 13
- 239000003292 glue Substances 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005457 optimization 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
- 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
- F16B35/041—Specially-shaped shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/021—Locking of screws, bolts or nuts in which the locking takes place after screwing down by injecting a settable material after the screwing down
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dowels (AREA)
Abstract
The present invention relates to a kind of Anti-extrusion butterfly bolt, solution is the laborious complicated technical problem of operation, and by using the first cylinder and the second cylinder including being arranged concentrically, the first cylinder is fixedly connected with butterfly bolt cap, and the second cylinder is hollow cylinder；The limit switch of switchable state is provided between second cylinder and butterfly bolt cap；Screw thread is provided with the outer circumference surface of second cylinder, screw thread is in sinusoidal, and glue hole is provided with screw thread low ebb；Protrusion is equipped with first cylinder and glue hole location matches and the matched rotary valve of size is used to seal；Rotary valve is trapezoidal, and the first cylinder is provided with matched first groove of size with rotary valve corresponding position, is connected between the first cylinder and rotary valve by spring；Rotary valve is pushed back in the first groove when first cylinder and the second cylinder do relative motion；The technical solution of interior sky liquid filling body screw thread glue, preferably resolves the problem, in being reinforced available for screw.
Description
Technical field
The present invention relates to mechanical fitting field, and in particular to a kind of Anti-extrusion butterfly bolt.
Background technology
Screw is a kind of common fastener, is widely used on machinery, electric appliance and building.General material for metal or
Plastic cement, in cylinder, surface carves irregular ditch and is known as screw thread.
Screw generally comprises butterfly bolt cap and breechblock, and above-mentioned be provided with of butterfly bolt cap is used to twist with what instrument coincide
Groove, screw thread is provided with breechblock, for fixing screws after the screw thread engagement with threaded hole.The side of existing increase engagement force
Formula is that screw thread glue is manually smeared on screw, time-consuming and laborious.Therefore, the present invention provides a kind of high intensity, prevents the screw of abjection.
The content of the invention
The technical problems to be solved by the invention are that increase engagement force mode existing in the prior art operates laborious complexity
Technical problem.A kind of new Anti-extrusion butterfly bolt is provided, the Anti-extrusion butterfly bolt have do not have in addition to smear screw thread glue,
The characteristics of improving installation effectiveness.
In order to solve the above technical problems, the technical solution used is as follows：
A kind of Anti-extrusion butterfly bolt, including butterfly bolt cap and screw body, the screw are cylinder, screw body
Including the first cylinder and the second cylinder being arranged concentrically, the first cylinder is fixedly connected with butterfly bolt cap, the second cylinder
Body is hollow cylinder, and hollow cylinder inside divides diameter to be more than the first cylinder diameter；Second cylinder and butterfly
The limit switch of switchable state is provided between nuts；
Screw thread is provided with the outer circumference surface of second cylinder, screw thread is in sinusoidal, is provided with screw thread low ebb
Glue hole；
Protrusion is equipped with first cylinder and glue hole location matches and the matched rotary valve 201 of size is used to seal；
The rotary valve is trapezoidal, and the first cylinder is provided with matched first groove of size with rotary valve corresponding position, the
Connected between one cylinder and rotary valve by spring；Rotary valve is pressed when first cylinder does relative motion with the second cylinder
Return in the first groove；The hollow cylinder inside point is filled with liquid screw thread glue.
The operation principle of the present invention：The present invention 2 cylinders, filling out between inside and outside 2 cylinders first inside and outside setting
Fill and be pre-charged with liquid screw thread glue, be threaded on exterior circular column, being set at the low ebb of screw thread can be with the via of controlling switch
For discharging liquid screw thread glue, so as to complete simply and easily to glue operation, the connection for increasing butterfly bolt and screw hole is reliable
Property.And control via switching manipulation to be realized by inside and outside cylinder relative motion, setting setting rotary valve is vacated crossing, inside and outside circle
Switchable position-limit mechanism is set between cylinder, and before screwing, position-limit mechanism is closed, and opposite cannot be turned between inside and outside cylinder
It is dynamic.When needing to discharge liquid screw thread glue, the limit function of position-limit mechanism is closed, rotates the butterfly bolt being connected with inner cylinder
Cap, so as to open rotary valve, discharges liquid screw thread glue.
In such scheme, for optimization, further, the liquid screw thread glue is high-temp liquid screw thread glue.
Further, the spring is air spring.
Further, bottom leak adhesive hole is equipped with the non-central round dot of second cylinder bottom, at the leak adhesive hole of bottom
It is correspondingly arranged on the rotary valve；First cylinder correspondence position is provided with the second groove.
Further, third through-hole is provided with the butterfly bolt cap, third through-hole is used for through setting connecting rope.
Beneficial effects of the present invention：
Effect one, by the inside and outside cylinder of the opposite fortune work(of setting, the liquid filling body screw thread glue between interior exterior circular column,
It is threaded on exterior circular column, sets switchable hole to be used to apply screw thread glue, improve the connection reliability with screw hole；
Effect two, by using high strength fluid screw thread glue, improves connection reliability；
Effect three, by setting connecting rope, is convenient for carrying butterfly bolt.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1, does not deviate from the schematic diagram of butterfly bolt in embodiment 1.
Fig. 2, does not deviate from the schematic diagram of butterfly bolt in embodiment 2.
Fig. 3, rotary valve schematic diagram.
In figure：1- butterfly bolt caps, 2- breechblocks, 201- rotary valves, the second cylinders of 202-, the first cylinders of 203-,
204- springs, the first grooves of 205-, the second grooves of 206-, 3- screw threads, 4- position-limit mechanisms, 5- third through-holes.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that specific embodiment described herein is not used to limit only to explain the present invention
The fixed present invention.
Embodiment 1
The present embodiment provides a kind of Anti-extrusion butterfly bolt, such as Fig. 1, including butterfly bolt cap 1 and screw body, the spiral shell
Follow closely as cylinder, screw body includes the first cylinder 203 and the second cylinder 202 being arranged concentrically, the first cylinder 203 and
Butterfly bolt cap 1 is fixedly connected, and the second cylinder 202 is hollow cylinder, and hollow cylinder inside divides diameter to be more than first
203 diameter of cylinder；The limit switch of switchable state is provided between second cylinder 202 and butterfly bolt cap 1；It is described
Screw thread 3 is provided with the outer circumference surface of second cylinder 202, screw thread 3 is in sinusoidal, and glue hole is provided with 3 low ebb of screw thread；
Protrusion is equipped with first cylinder 203 and glue hole location matches and the matched rotary valve 201 of size is used to seal.
Such as Fig. 3, the rotary valve 201 is trapezoidal, and the first cylinder 203 is provided with size with 201 corresponding position of rotary valve
The first groove 205 matched somebody with somebody, is connected between the first cylinder 203 and rotary valve 201 by spring 204；First cylinder 203 and
Rotary valve 201 is pushed back in the first groove 205 when two cylinders 202 do relative motion；The hollow cylinder inside point is filled out
Filled with liquid screw thread glue.
The workflow of the present embodiment：The present invention 2 cylinders first inside and outside setting, between inside and outside 2 cylinders
Filling is pre-charged with liquid screw thread glue, 3 is threaded on exterior circular column, being set at the low ebb of screw thread 3 can be with controlling switch
Via is used to discharge liquid screw thread glue, so as to complete simply and easily to glue operation, the connection for increasing butterfly bolt and screw hole can
By property.And control via switching manipulation to be realized by inside and outside cylinder relative motion, setting setting rotary valve 201 is vacated crossing,
Switchable position-limit mechanism 4 is set between inside and outside cylinder, and before screwing, position-limit mechanism 4 is closed, cannot between inside and outside cylinder
Relatively rotate.When needing to discharge liquid screw thread glue, the limit function of position-limit mechanism 4 is closed, rotates what is be connected with inner cylinder
Butterfly bolt cap 1, so as to open rotary valve 201, discharges liquid screw thread glue.
In order to improve connection reliability, it is preferable that the liquid screw thread glue is high-temp liquid screw thread glue.
Specifically, the spring 204 is air spring.
In order to easy to carry, it is preferable that such as Fig. 1, third through-hole 5, third through-hole 5 are provided with the butterfly bolt cap 1
For through setting connecting rope.
Embodiment 2
The present embodiment is on the basis of embodiment 1, in order to further improve screw thread glue gluing effect.Such as Fig. 2, described
Bottom leak adhesive hole is equipped with the non-central round dot of two cylinders, 202 bottom, bottom is correspondingly arranged on the rotary valve at leak adhesive hole
201；First cylinder, 203 correspondence position is provided with the second groove 206.
Although the illustrative embodiment of the present invention is described above, in order to the technology of the art
Personnel are it will be appreciated that the present invention, but the present invention is not limited only to the scope of embodiment, to the common skill of the art
For art personnel, as long as long as various change appended claim limit and definite spirit and scope of the invention in, one
The innovation and creation using present inventive concept are cut in the row of protection.
Claims (5)
1. a kind of Anti-extrusion butterfly bolt, including butterfly bolt cap and screw body, it is characterised in that：The screw is cylinder
Body, screw body include the first cylinder and the second cylinder being arranged concentrically, and the first cylinder is fixed with butterfly bolt cap to be connected
Connect, the second cylinder is hollow cylinder, and hollow cylinder inside divides diameter to be more than the first cylinder diameter；Second circle
The limit switch of switchable state is provided between cylinder and butterfly bolt cap；
Screw thread is provided with the outer circumference surface of second cylinder, screw thread is in sinusoidal, and logical glue is provided with 3 low ebb of screw thread
Hole；
Protrusion is equipped with first cylinder and glue hole location matches and the matched rotary valve of size is used to seal；
The rotary valve is trapezoidal, and the first cylinder is provided with matched first groove of size, the first circle with rotary valve corresponding position
Connected between cylinder and rotary valve by spring；Rotary valve is pushed back when first cylinder and the second cylinder do relative motion
In one groove；
The hollow cylinder inside point is filled with liquid screw thread glue.
2. Anti-extrusion butterfly bolt according to claim 1, it is characterised in that：The liquid screw thread glue is high-temp liquid spiral shell
Line glue.
3. Anti-extrusion butterfly bolt according to claim 1, it is characterised in that：The spring is air spring.
4. according to any Anti-extrusion butterfly bolts of claim 1-3, it is characterised in that：Second cylinder bottom
Bottom leak adhesive hole is equipped with non-central round dot, bottom is correspondingly arranged on the rotary valve at leak adhesive hole；First cylinder corresponds to position
Install and be equipped with the second groove.
5. according to any Anti-extrusion butterfly bolts of claim 1-3, it is characterised in that：Set on the butterfly bolt cap
There is third through-hole, third through-hole is used for through setting connecting rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711324235.6A CN108035956A (en) | 2017-12-13 | 2017-12-13 | A kind of Anti-extrusion butterfly bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711324235.6A CN108035956A (en) | 2017-12-13 | 2017-12-13 | A kind of Anti-extrusion butterfly bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108035956A true CN108035956A (en) | 2018-05-15 |
Family
ID=62102711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711324235.6A Withdrawn CN108035956A (en) | 2017-12-13 | 2017-12-13 | A kind of Anti-extrusion butterfly bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035956A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201301858Y (en) * | 2008-11-27 | 2009-09-02 | 奇瑞汽车股份有限公司 | Device for preventing free rotation of bolt and nut |
| CN205618511U (en) * | 2016-05-18 | 2016-10-05 | 王玲玲 | Locking connecting bolt of injecting glue |
| CN106640910A (en) * | 2016-12-25 | 2017-05-10 | 重庆岷龙机械制造有限公司 | Anti-loosening bolt |
| CN206159205U (en) * | 2016-11-03 | 2017-05-10 | 中国矿业大学 | Self -adhesive anchor nail |
| CN106763085A (en) * | 2016-12-25 | 2017-05-31 | 重庆岷龙机械制造有限公司 | Anti-withdrawing bolt |
| CN206637037U (en) * | 2017-02-13 | 2017-11-14 | 福建省闽旋科技股份有限公司 | A kind of mixed film friction formula self-lubricating rotary sealing appts |
| CN206682120U (en) * | 2017-03-17 | 2017-11-28 | 卓越紧固系统（上海）有限公司 | One kind is bi-directionally connected bolt |
-
2017
- 2017-12-13 CN CN201711324235.6A patent/CN108035956A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201301858Y (en) * | 2008-11-27 | 2009-09-02 | 奇瑞汽车股份有限公司 | Device for preventing free rotation of bolt and nut |
| CN205618511U (en) * | 2016-05-18 | 2016-10-05 | 王玲玲 | Locking connecting bolt of injecting glue |
| CN206159205U (en) * | 2016-11-03 | 2017-05-10 | 中国矿业大学 | Self -adhesive anchor nail |
| CN106640910A (en) * | 2016-12-25 | 2017-05-10 | 重庆岷龙机械制造有限公司 | Anti-loosening bolt |
| CN106763085A (en) * | 2016-12-25 | 2017-05-31 | 重庆岷龙机械制造有限公司 | Anti-withdrawing bolt |
| CN206637037U (en) * | 2017-02-13 | 2017-11-14 | 福建省闽旋科技股份有限公司 | A kind of mixed film friction formula self-lubricating rotary sealing appts |
| CN206682120U (en) * | 2017-03-17 | 2017-11-28 | 卓越紧固系统（上海）有限公司 | One kind is bi-directionally connected bolt |
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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 |
Application publication date: 20180515 |
|
| WW01 | Invention patent application withdrawn after publication |