CN204487451U - Quick doornail driver-extractor - Google Patents
Quick doornail driver-extractor Download PDFInfo
- Publication number
- CN204487451U CN204487451U CN201420798814.XU CN201420798814U CN204487451U CN 204487451 U CN204487451 U CN 204487451U CN 201420798814 U CN201420798814 U CN 201420798814U CN 204487451 U CN204487451 U CN 204487451U
- Authority
- CN
- China
- Prior art keywords
- threaded sleeve
- screw shell
- open slot
- scotch
- doornail
- 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.)
- Expired - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses the provision for disengagement of screw, be specially adapted to the stripping attachment of mast plate deep hole screw.Quick doornail driver-extractor, comprise hand-held long handle and screw shell, the power end that described hand-held long handle top is handle or is connected with electric drill, it is threaded sleeve bottom hand-held long handle, and threaded sleeve outer wall is provided with the external screw thread be connected with screw shell inner thread, threaded sleeve inwall is provided with the internal thread be threaded with stud; The open slot that described screw shell is consistent with threaded sleeve being equipped with width, open slot length direction and screw shell and threaded sleeve axial consistent; Also comprise the scotch inserted in the lump in screw shell and threaded sleeve open slot, the width of described scotch is consistent with open slot.The utility model overcome in prior art exist sleeve cannot touch nut more cannot by stud take out defect, provide a kind of quick doornail driver-extractor all can dismantled the stud of differing heights by threaded adjusting.
Description
Technical field
The utility model relates to the provision for disengagement of screw, is specially adapted to the stripping attachment of door-plate deep hole screw.
Background technology
The device for dismounting screws such as fork spanner, double offset ring spanner, combination wrenches belong to conventional five metals device, for being embedded into door-plate (in door body or be embedded in the built-in plate of door, be different from the individual layer door-plate only having one deck, special finger compound door plant) deep hole hex bolts, then need to adopt special sleeve (sleeve bottom hollow, and the bolt head form fit of hollow profile and hex bolts).
Having there is a kind of deep hole stud in existing deep hole detent mechanism, by inserting a stud in deep hole, then adopts nut locking.Its Main Function utilizes the stud (still in deep hole) exceeding nut as an anchor point, if want to fix a certain object in the shop front, by relevant screwed pipe, can realize the connection of object and stud, thus be fixed in the shop front by object.
For fixed buildings, above-mentioned counterbore stud does not generally need to take out; But in recent years, market occurs between a large amount of mobile residences, locomotive, the Collapsible building such as portable communal bathroom, the move mode of these buildings is except overall consignment, and move mode is exactly first disassembled by whole building and then re-assembly to new place comparatively flexibly.Because each element of mobile building is standard component, can supplemental component nearby at any time, the assembly that will just not remove is transported to appointed place and assembles.But the prerequisite that its folding dress element of above-mentioned mobile building can reuse is that each assembly all adopts dismountable mode to connect.
Above-mentioned deep hole stud is also applied in Collapsible building, and the dismounting for deep hole stud is unsuitable for the electric drill adopting the existing band sleeve for hex bolts.Its concrete reason is, the degree of depth of its sleeve inner exceeds the length of nut not as good as described stud, and described sleeve cannot decline and stretch and nut place, causes sleeve cannot be connected with nut screw connection, is taken out by nut, and then stud also just can be stayed in deep hole always.
Utility model content
The utility model is intended to provide a kind of quick doornail driver-extractor being convenient to dismantle deep hole stud.
Quick doornail driver-extractor, comprise hand-held long handle and screw shell, the power end that described hand-held long handle top is handle or is connected with electric drill, it is threaded sleeve bottom hand-held long handle, and threaded sleeve outer wall is provided with the external screw thread be connected with screw shell inner thread, threaded sleeve inwall is provided with the internal thread be threaded with stud; The open slot that described screw shell is consistent with threaded sleeve being equipped with width, open slot length direction and screw shell and threaded sleeve axial consistent; Also comprise the scotch inserted in the lump in screw shell and threaded sleeve open slot, the width of described scotch is consistent with open slot.
Adopt the quick doornail driver-extractor of the utility model, there is following effect:
During concrete use, the utility model is threaded with screw shell, stud respectively by threaded sleeve, and scotch is inserted in screw shell and threaded sleeve open slot, between threaded sleeve with screw shell, relative rotation occurs for preventing;
Screw shell is put into deep hole bottom; Rotate threaded sleeve, stud is moved upward, and such stud is just separated gradually with nut, reaches the effect of dismounting.The utility model adopts two sections of thread segments to carry out height and regulates, screw shell first, second be threaded sleeve, both with the use of, compared with the screwed pipe of longer with single (threaded sleeve and screw shell length sum), whole stud can not enter in screwed pipe completely, is easy to stud to take out like this.
Further, threaded sleeve is provided with the uniform open slot of a plurality of circumference, and screw shell is provided with equal number and also circumferential uniform open slot; The quantity of scotch is identical with the quantity of threaded sleeve upper shed groove, each scotch upper end is connected on a ring set, hand-held long handle is provided with one group of locating hole vertically, and the spacing between adjacent positioned hole is equal with the helical pitch of threaded sleeve, and described ring set is positioned at locating hole place by tightening piece.
In order to each scotch being inserted in open slot corresponding to threaded sleeve, both screw shells position, need first the open slot of each threaded sleeve, screw shell to be aimed at, but for being threaded between threaded sleeve, screw shell, between threaded sleeve and screw shell while rotation, both also can move up and down, and threaded sleeve rotates a circle, threaded sleeve can move a helical pitch at axial location, the spacing of described locating hole is set to consistent with helical pitch value, makes scotch locate adjustment and matches with the rotation of threaded sleeve.
Explanation of nouns: helical pitch: the axial distance referring to adjacent two tooth corresponding points on same helix.Represent with code name S.It is different from pitch, and pitch refers to the axial distance of adjacent two tooth corresponding points on screw thread, and code name is P.Single threaded helical pitch equals pitch, and the helical pitch of multi start thread equals a number and takes advantage of in pitch.After threaded cylindrical or cylindrical shell rotate a circle, threaded cylindrical or cylindrical shell can move up or down the distance of a helical pitch.
Further, described tightening piece comprises top cover and heading, is provided with Compress Spring between described top cover and heading, and the interior profile of described locating hole is the cambered surface of mating with heading surface configuration, described ring set is provided with the through hole penetrated for tightening piece, and top cover is connected with described through hole whorl.
Press power between tightening piece and locating hole should not adopt the mechanical connection of rigidity, so adopt spring and spheroid, for the formation of elasticity compacting, is conducive to dismounting.
Further, the quantity of the open slot of described threaded sleeve and screw shell is two, and the quantity of described scotch is also two.
For the consideration of stress balance, the transmission that a meeting affects moment of torsion is only set.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model quick doornail driver-extractor embodiment one.
Fig. 2 is the structural representation of the utility model quick doornail driver-extractor embodiment two.
Detailed description of the invention
Below by detailed description of the invention, the utility model is described in further detail:
Reference numeral in Figure of description comprises: hand-held long handle 11, threaded sleeve 13, screw shell 3, scotch 22, ring set 21, tightening piece 4, top cover 41, heading 43, Compress Spring 42.
As shown in Figure 1, the quick doornail driver-extractor of the utility model, comprise hand-held long handle 11 and screw shell 3, the power end that described hand-held long handle 11 top is handle or is connected with electric drill, be threaded sleeve 13 bottom hand-held long handle 11, and threaded sleeve 13 outer wall is provided with the external screw thread be connected with screw shell 3 inner thread, threaded sleeve 13 inwall is provided with the internal thread be threaded with stud; Described screw shell 3 with threaded sleeve 13 is equipped with the consistent open slot of width, open slot length direction and screw shell 3 and threaded sleeve 13 axial consistent; Also comprise and insert screw shell 3 and the scotch 22 in both threaded sleeves 13 open slot in the lump, the width of described scotch 22 is consistent with open slot.
Threaded sleeve 13 is provided with the uniform open slot of a plurality of circumference, and screw shell 3 is provided with equal number and also circumferential uniform open slot; The quantity of scotch 22 is identical with the quantity of threaded sleeve 13 upper shed groove.During use, first threaded sleeve 13 is screwed in a bit of distance of screw shell 3, require that threaded sleeve 13 axially aligns stud, then threaded sleeve 13 and screw shell 3 are put in deep hole in the lump; At this moment the lower end of threaded sleeve 13 should also above stud top, rotate described threaded sleeve 13, threaded sleeve 13 is sunk in screw shell 3, when perceiving described stud (when the lower end of threaded sleeve 13 touches stud top), by whole hand-held long handle 11(with screw shell 3) extract, if now threaded sleeve 13 is aimed at the open slot on screw shell 3, just at open slot place, scotch 22 is installed.
Can certainly according to size matching relationship, the distance that in preset hole, the degree of depth and stud expose, is first connected threaded sleeve 13 with screw shell 3, and is installed in open slot by the scotch 22 linked together; Threaded sleeve 13 and screw shell 3 are transferred, first being conflicted to stud by threaded sleeve 13, screw shell 3 does not also contact with deep hole bottom, here just threaded sleeve 13 can be rotated, threaded sleeve 13 is threaded with stud (act on by scotch 22, screw shell 3 can dally), along with the rotation of threaded sleeve 13, threaded sleeve 13 can sink in deep hole gradually, until screw shell 3 touches deep hole bottom; Threaded sleeve 13 continues to rotate, and threaded sleeve 13 is subject to screw shell 3 restriction and cannot sinks, and such stud will be elevated.What this example adopted is exactly that this method promotes.
As shown in Figure 2, each scotch 22 upper end is connected on a ring set 21, and hand-held long handle 11 is provided with one group of locating hole vertically, and the spacing between adjacent positioned hole is equal with the helical pitch of threaded sleeve 13, and described ring set 21 is positioned at locating hole place by tightening piece 4.
Described tightening piece 4 comprises top cover 41 and heading 43, Compress Spring 42 is provided with between described top cover 41 and heading 43, the interior profile of described locating hole is the cambered surface of mating with heading 43 surface configuration, described ring set 21 is provided with the through hole penetrated for tightening piece 4, is provided with the screw thread matched between described top cover 41 and through hole.Top cover 41 is connected with described through hole whorl.Described threaded sleeve 13 is two with the quantity of the open slot of screw shell 3, and the quantity of described scotch is also two.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (4)
1. quick doornail driver-extractor, it is characterized in that: comprise hand-held long handle and screw shell, the power end that described hand-held long handle top is handle or is connected with electric drill, it is threaded sleeve bottom hand-held long handle, and threaded sleeve outer wall is provided with the external screw thread be connected with screw shell inner thread, threaded sleeve inwall is provided with the internal thread be threaded with stud; The open slot that described screw shell is consistent with threaded sleeve being equipped with width, open slot length direction and screw shell and threaded sleeve axial consistent; Also comprise the scotch inserted in the lump in screw shell and threaded sleeve open slot, the width of described scotch is consistent with open slot.
2. doornail driver-extractor fast as claimed in claim 1, is characterized in that: threaded sleeve is provided with the uniform open slot of a plurality of circumference, and screw shell is provided with equal number and also circumferential uniform open slot; The quantity of scotch is identical with the quantity of threaded sleeve upper shed groove, each scotch upper end is connected on a ring set, hand-held long handle is provided with one group of locating hole vertically, and the spacing between adjacent positioned hole is equal with the helical pitch of threaded sleeve, and described ring set is positioned at locating hole place by tightening piece.
3. doornail driver-extractor fast as claimed in claim 2, it is characterized in that: described tightening piece comprises top cover and heading, Compress Spring is provided with between described top cover and heading, the interior profile of described locating hole is the cambered surface of mating with heading surface configuration, described ring set is provided with the through hole penetrated for tightening piece, and top cover is connected with described through hole whorl.
4. doornail driver-extractor fast as claimed in claim 2, it is characterized in that: the quantity of the open slot of described threaded sleeve and screw shell is two, the quantity of described scotch is also two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798814.XU CN204487451U (en) | 2014-12-17 | 2014-12-17 | Quick doornail driver-extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798814.XU CN204487451U (en) | 2014-12-17 | 2014-12-17 | Quick doornail driver-extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204487451U true CN204487451U (en) | 2015-07-22 |
Family
ID=53566744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420798814.XU Expired - Fee Related CN204487451U (en) | 2014-12-17 | 2014-12-17 | Quick doornail driver-extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204487451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476475A (en) * | 2014-12-17 | 2015-04-01 | 重庆欧帆门业有限公司 | Rapid doornail extraction tool |
-
2014
- 2014-12-17 CN CN201420798814.XU patent/CN204487451U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476475A (en) * | 2014-12-17 | 2015-04-01 | 重庆欧帆门业有限公司 | Rapid doornail extraction tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20151217 |
|
| EXPY | Termination of patent right or utility model |