CN104290062B - A kind of laborsaving inner hexagon spanner - Google Patents
A kind of laborsaving inner hexagon spanner Download PDFInfo
- Publication number
- CN104290062B CN104290062B CN201410528693.1A CN201410528693A CN104290062B CN 104290062 B CN104290062 B CN 104290062B CN 201410528693 A CN201410528693 A CN 201410528693A CN 104290062 B CN104290062 B CN 104290062B
- Authority
- CN
- China
- Prior art keywords
- inner hexagon
- hexagon spanner
- spanner
- hexagonal
- laborsaving
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/462—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis
- B25B13/463—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis a pawl engaging an externally toothed wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/56—Spanner sets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
A kind of laborsaving inner hexagon spanner, relate to a kind of die nut, the present invention is become by the way of lever force by changing original inner hexagon spanner from moment of torsion force, utilize the characteristic of ratchet non-return simultaneously and allow multiple inner hexagon spanner nest together the structure by nut regulation height, make compared with prior art, the present invention can unscrew outer-hexagonal bolt by Quick fastening in more narrow space, when solving conventional insufficient space, outer hexagonal spanner will be reapposed on outer-hexagonal bolt after rotating certain distance to rotate again tightens the problem unscrewed, the most also the outer hexagonal spanner of several different models is gathered together, facilitate user of service to carry and use.
Description
Technical field
The present invention relates to a kind of common tool, especially relate to a kind of die nut.
Background technology
Die nut is a kind of conventional hardware & tools, for tightening hex bolts and dismantling；Die nut is at present
Cross section is regular hexagon and the curved bar curving right angle, and curved bar is divided into long handle section and short handle section, is tightening or dismantling interior hexagonal spiral shell
During bolt, one end of long handle section or short handle section is inserted in the regular hexagon groove of hexagon socket head cap screw head, by short handle section or long handle section
Rotate a few, until tightening completely or removing bolt.But when the equipment of hex bolts installation site is more and narrow space
Time, die nut can not carry out circular motion, can only adjust less angle every time, must again take out hexagonal after adjusting every time
Spanner, inserts in regular hexagon groove by one end of long handle section or short handle section again, rotation short handle section or long handle section, the most repeatedly,
Until tightening completely or removing bolt.But this mode of operation operating time is long, labor intensity is big, is very easy to make labor
Dynamic person is tired, runs into extremely narrow space and is difficult to adjust hex bolts.The most existing for fastening hex bolts
Spanner is all the hexagonal prism of independent part, and owing to its individuality is less, model is more, and each model can only be for a kind of specification
Bolt operate, the most in actual applications, so many inner hexagon spanners are not only not easy to preserve, and easily cause loss,
And workman in use just must can complete the operation to different bolts by exchanging corresponding inner hexagon spanner frequently.
Summary of the invention
The present invention is directed to deficiency of the prior art, it is provided that a kind of laborsaving inner hexagon spanner, it is possible at the narrowest and small sky
Interior Quick fastening unscrews hexagon socket head cap screw, and when solving conventional insufficient space, inner hexagon spanner will weigh after rotating certain distance
Newly it is placed on hexagon socket head cap screw to rotate again and tightens the problem unscrewed, the most also the inner hexagon spanner set of several different models
Together, facilitate user of service to carry and use.
In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals: a kind of laborsaving inner hexagon spanner,
Including force application mechanism and internal hexagonal spanner device, described force application mechanism being provided with fixing cover, described force application mechanism includes solid
It is scheduled on the rotating shaft in described fixing cover, described rotating shaft is provided with ratchet and effort handle, described effort handle is provided with and institute
State the ratchet that ratchet matches, described fixing cover is provided with the fixed handle matched with described effort handle, described effort handle
And between described fixed handle, it is provided with spring, described ratchet is provided with first bevel gear, in described internal hexagonal spanner device
Being provided with circular shaft, described circular shaft top is provided with the second bevel gear matched with described first bevel gear, and described fixing cover sets
Being equipped with the bearing matched with described circular shaft, described internal hexagonal spanner device includes the inner hexagon spanner of several different models,
Described inner hexagon spanner includes hexagonal prismoid and the connection post being arranged on described hexagonal prismoid, removes in described inner hexagon spanner
Outside small size inner hexagon spanner, the hexagonal prismoid described in remaining described inner hexagon spanner is both provided with extend to described connection post
Interior circular deep hole, is both provided with the annular matched with described circular deep hole connecting on these described inner hexagon spanners on post
Nut, in described inner hexagon spanner in addition to the inner hexagon spanner of maximum number, remaining described inner hexagon spanner connects post surface and all sets
Being equipped with screw thread, all described inner hexagon spanners are matched down by described circular deep hole and described connection post and depend on by model size
Secondary coaxial threaded connects.
So arranging, the moment of torsion that utilizes comparing general die nut applies power to drive bolt rotation, the present invention to bolt
Basic lever principle is used die nut to be exerted a force, to drive bolt to rotate.Make die nut by previous level rotary motion
Force mechanism can become erect motion force mechanism.When the local use that location comparison is narrow and small, the present invention is not necessarily like one
As die nut the same rotating part angle after will again take out and again jail be rotated, but can exert a force the most up and down, until
Bolt is tightened or this unscrews.The present invention is by the mutual motion between effort handle and fixed handle, thus drives and be arranged on effort handle
Ratchet promote pawl wheel, the first bevel gear being at this moment fixedly installed on ratchet will promote second bevel gear to rotate, second bevel gear
During rotation, internal hexagonal spanner device also begins to rotate.At rotation space than in the case of narrow, the present invention can be continuously to executing
Power handle and force, internal hexagonal spanner device can be placed on bolt always, tighten unscrew during need not outer-hexagonal and pull
Arm device abjection bolt, accelerates rotary speed greatly, reduces the working strength of labourer.Moreover, the present invention is also
The inner hexagon spanner of several different models is gathered together so that staff has only to apparatus of the present invention and just can tackle
The hex bolts of different model, it is not necessary to simultaneously equip the inner hexagon spanner of various different model.Its ultimate principle is interior six
Offer deep hole on the spanner of angle, in deep hole, place the inner hexagon spanner of little No., consequently, it is possible to whole internal hexagonal spanner device
Just can be nested with the inner hexagon spanner of Multiple Type.Inner hexagon spanner it is divided into hexagonal prismoid simultaneously and connects post two parts, even
Connect and on post, be provided with screw thread, corresponding, the connection post of the inner hexagon spanner outside this inner hexagon spanner is provided with nut,
Nut can agree with mutually with the screw thread being connected on post, so has only to rotating nut, it is possible to regulation is in this inner hexagon spanner
Moving up and down of inner hexagon spanner.It is said that in general, in internal hexagonal spanner device, all inner hexagon spanner bottom surfaces are usual under original state
It is in same level.Then the inner hexagon spanner of inside can be made the most successively to decline by the rotation of nut, allow
Internal hexagonal spanner device can nested hex bolts model taper into.Nut can also reversely rotate simultaneously so that interior hexagonal
Hexagon ring nesting Kong Bian great in wrench device.The present invention is when actually used, it is only necessary to the rotation direction adjusting ratchet just can be adjusted
The rotation direction of whole internal hexagonal spanner device, but a device only has a direction of rotation, needs two sets to be respectively used to altogether for this
Tighten and unscrew.
In technique scheme, it is preferred that be provided with first spring stack on described effort handle, described ratchet is provided with second
Spring stack, is provided with check spring between described first spring stack and described second spring stack.So arrange, work as effort handle, spine
Pawl is followed effort handle variation and is returned to origin-location, then again props up ratchet under the effect of check spring.
In technique scheme, it is preferred that described second bevel gear direction of rotation is internal with described internal hexagonal spanner device adjacent
The back-out direction of described inner hexagon spanner is consistent.So arrange, prevent second bevel gear direction of rotation and interior hexagonal in rotary course
The inconsistent inside inner hexagon spanner caused of the internal inner hexagon spanner descent direction of wrench device rises thus decreases used six
The problem of angle prism heights.
In technique scheme, it is preferred that in described inner hexagon spanner in addition to the inner hexagon spanner of maximum number, remaining institute
State the fixed block that inner hexagon spanner top is both provided with matching with described corresponding collar nut.So arranging, fixed block is interior six
As spacing use on the spanner of angle, prevent internal hexagonal spanner device from the phenomenon that internal inner hexagon spanner screws out occurring when regulation.
In technique scheme, it is preferred that be movably set with fixing pin on described fixed handle, described circular shaft is arranged
There is the fixing hole matched with described fixing pin.So arrange, when fixing pin cannot being inserted when rotating hex bolts
In fixing hole so that whole device is rotated further hex bolts as an entirety, the mode utilizing moment of torsion to exert a force.
In technique scheme, it is preferred that all described inner hexagon spanner base plane are all magnetic material.So arrange,
All inner hexagon spanner base plane be magnetic material so that this device is firmly fitted on hex bolts, keep away when rotated
Exempt from abjection phenomenon.
Compared with prior art, the invention has the beneficial effects as follows: in more narrow space, interior six can be unscrewed by Quick fastening
Corner bolt, when solving conventional insufficient space, inner hexagon spanner will be reapposed on hexagon socket head cap screw after rotating certain distance
Rotate again and tighten the problem unscrewed, the most also the inner hexagon spanner of several different models is gathered together, facilitate user of service
Carry and use.
Accompanying drawing explanation
Fig. 1 is the outside schematic diagram of the present invention.
Fig. 2 is perspective diagram of the present invention.
Fig. 3 is force application mechanism schematic diagram of the present invention.
Fig. 4 is internal hexagonal spanner device schematic diagram of the present invention.
Fig. 5 is that internal hexagonal spanner device of the present invention uses view.
Fig. 6 is internal hexagonal spanner device decomposing state schematic diagram of the present invention.
Fig. 7 is internal hexagonal spanner device elevational schematic view of the present invention.
Fig. 8 is that Fig. 3-a locates partial enlarged drawing.
Fig. 9 is that Fig. 5-b locates partial enlarged drawing.
Detailed description of the invention
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, a kind of laborsaving interior hexagonal is pulled
Hands, including force application mechanism and internal hexagonal spanner device 2, force application mechanism is provided with fixing cover 1, is provided with and turns in fixing cover 1
Axle 11, rotating shaft 11 is provided with ratchet 32 and effort handle 3, and effort handle 3 is provided with the ratchet 31 matched with ratchet 32,
It is provided with first spring stack 36 on effort handle 3, ratchet 31 is provided with second spring stack 37, first spring stack 36 and second spring stack 37
Between be provided with check spring 38.Being provided with the fixed handle 12 matched with effort handle 3 on fixing cover 1, effort handle 3 is with solid
Determine to be provided with between handle 12 spring 13, ratchet 32 is provided with first bevel gear 33, internal hexagonal spanner device 2 is provided with circle
Axle 15, circular shaft 15 top is provided with the second bevel gear 34 matched with first bevel gear 33, and fixing cover 1 is provided with and circular shaft
The bearing 14 that 15 match, fixed handle 12 is movably set with fixing pin 16, circular shaft 15 is provided with and fixes pin 16 phase
The fixing hole 17 coordinated.Internal hexagonal spanner device 2 can include the inside die nut of several different models, implements at this
In example, internal hexagonal spanner device 2 includes large size inner hexagon spanner 21, medium size inner hexagon spanner 22 and small size inner hexagon spanner 23,
Each inner hexagon spanner includes hexagonal prismoid 44 and the connection post 43 being arranged on hexagonal prismoid 44, removes in inner hexagon spanner
Outside small size inner hexagon spanner 23, the hexagonal prismoid 44 in large size inner hexagon spanner 21 and medium size inner hexagon spanner 22 is all arranged
Have and extend to connect the circular deep hole 41 in post 43, the connection post on large size inner hexagon spanner 21 and medium size inner hexagon spanner 22
The collar nut 42 matched with circular deep hole 41 it is both provided with on 43.In inner hexagon spanner in addition to large size inner hexagon spanner 21,
Medium size inner hexagon spanner 22 and small size inner hexagon spanner 23 connect post 43 surface and are both provided with screw thread 8, are connecting post 43 simultaneously
Top is both provided with the fixed block 9 matched with corresponding collar nut 42.Second bevel gear 34 direction of rotation fills with inner hexagon spanner
The back-out direction putting 2 internal adjacent outer internal angle wrenchs is consistent, and the most all inner hexagon spanner base plane are all magnetic material.Real
In the application of border, the inner hexagon spanner in internal hexagonal spanner device 2 can large size outer hexagonal spanner 21, medium size outer hexagonal spanner incessantly
22 and small size outer hexagonal spanner 23 these three, but can be several, even only one, internal hexagonal spanner device 2 is embedded
The inner hexagon spanner quantity of set can determine according to practical situation.This device can only rotate to single direction simultaneously, and a device is only
The work tightened or unscrew can be carried out, so it is different generally can to prepare two second bevel gear 34 direction of rotation respectively
This device.
During use, first determine the inner hexagon spanner needing to use which model, if needing large size inner hexagon spanner 21,
Then can directly this device be put on hex bolts, then staff presses effort handle 3, allows first bevel gear 33 drive
Second bevel gear 34 rotates, thus allows internal hexagonal spanner device 2 rotate, and thus allows screw unscrewing hex bolts.If needed
Want medium size inner hexagon spanner 22, then by rotating the collar nut 42 on large size inner hexagon spanner 21 so that in medium size, hexagonal is pulled
Hands 22 screws out, and thus can use medium size inner hexagon spanner 22.If needing small size inner hexagon spanner 23, then medium size
After inner hexagon spanner 22 screws out, rotate the collar nut 42 on medium size inner hexagon spanner 22, small size inner hexagon spanner 22 is revolved
Go out, thus can use small size inner hexagon spanner 23.In like manner, the collar nut being arranged on inner hexagon spanner is reversely rotated
42, corresponding inner hexagon spanner can be received in circular deep hole 41.
Claims (6)
1. a laborsaving inner hexagon spanner, is characterized by, including force application mechanism and internal hexagonal spanner device (2), described force machine
Being provided with fixing cover (1) on structure, described force application mechanism includes the rotating shaft (11) being fixed in described fixing cover (1), described
Rotating shaft (11) on be provided with ratchet (32) and effort handle (3), described effort handle (3) is provided with and described ratchet
(32) ratchet (31) matched, described fixing cover (1) is provided with match with described effort handle (3) fixing
Handle (12), is provided with spring (13), described ratchet between described effort handle (3) and described fixed handle (12)
(32) it is provided with first bevel gear (33) on, described internal hexagonal spanner device (2) is provided with circular shaft (15), described
Circular shaft (15) top is provided with the second bevel gear (34) matched with described first bevel gear (33), described fixing cover (1)
On be provided with the bearing (14) matched with described circular shaft (15), described internal hexagonal spanner device (2) includes that several are not
The inner hexagon spanner of same model, described inner hexagon spanner includes hexagonal prismoid (44) and is arranged on described hexagonal prismoid (44)
On connection post (43), in described inner hexagon spanner in addition to the most small size inner hexagon spanner, institute in remaining described inner hexagon spanner
Being both provided with on the hexagonal prismoid (44) stated extending to the circular deep hole (41) in described connection post (43), these are described
The collar nut (42) matched with described circular deep hole (41) it is both provided with on connection post on inner hexagon spanner, described
In inner hexagon spanner in addition to the inner hexagon spanner of maximum number, connection post (43) surface of remaining described inner hexagon spanner is both provided with
Screw thread (8), all described inner hexagon spanners are matched down by described circular deep hole (41) and described connection post (43)
The most threaded by model size.
The laborsaving inner hexagon spanner of one the most according to claim 1, is characterized by, described effort handle (3) is provided with first
Spring stack (36), described ratchet (31) is provided with second spring stack (37), described first spring stack (36) and described second
Check spring (38) it is provided with between spring stack (37).
The laborsaving inner hexagon spanner of one the most according to claim 1, is characterized by, described second bevel gear (34) direction of rotation
The back-out direction of adjacent described inner hexagon spanner internal with described internal hexagonal spanner device (2) is consistent.
The laborsaving inner hexagon spanner of one the most according to claim 1, is characterized by, except maximum number in described inner hexagon spanner
Inner hexagon spanner outside, remaining described inner hexagon spanner top is both provided with and consolidating that corresponding described collar nut (42) is matched
Determine block (9).
The laborsaving inner hexagon spanner of one the most according to claim 1, is characterized by, the upper activity of described fixed handle (12) sets
It is equipped with fixing pin (16), described circular shaft (15) is provided with the fixing hole (17) matched with described fixing pin (16).
The laborsaving inner hexagon spanner of one the most according to claim 1, is characterized by, all described inner hexagon spanner base plane
It it is all magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410528693.1A CN104290062B (en) | 2014-10-10 | 2014-10-10 | A kind of laborsaving inner hexagon spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410528693.1A CN104290062B (en) | 2014-10-10 | 2014-10-10 | A kind of laborsaving inner hexagon spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104290062A CN104290062A (en) | 2015-01-21 |
| CN104290062B true CN104290062B (en) | 2016-08-17 |
Family
ID=52310131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410528693.1A Expired - Fee Related CN104290062B (en) | 2014-10-10 | 2014-10-10 | A kind of laborsaving inner hexagon spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104290062B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223186B (en) * | 2020-10-15 | 2021-11-19 | 南京工业职业技术大学 | Hand-pressing type socket wrench |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4622869A (en) * | 1985-09-16 | 1986-11-18 | Lee Kenneth W | Sucker rod ratchet wrench |
| US6009776A (en) * | 1998-08-25 | 2000-01-04 | Warren; Kenneth R. | Right angle ratchet wrench drive unit |
| CN201020686Y (en) * | 2007-04-12 | 2008-02-13 | 燕子洋 | Multiple standards hexagon wrench |
| CN201095087Y (en) * | 2007-05-30 | 2008-08-06 | 黄金城 | Box wrench equipped with reversing ratchet wheel |
| CN201442235U (en) * | 2009-08-12 | 2010-04-28 | 徐向阳 | Narrow spacing spanner |
-
2014
- 2014-10-10 CN CN201410528693.1A patent/CN104290062B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4622869A (en) * | 1985-09-16 | 1986-11-18 | Lee Kenneth W | Sucker rod ratchet wrench |
| US6009776A (en) * | 1998-08-25 | 2000-01-04 | Warren; Kenneth R. | Right angle ratchet wrench drive unit |
| CN201020686Y (en) * | 2007-04-12 | 2008-02-13 | 燕子洋 | Multiple standards hexagon wrench |
| CN201095087Y (en) * | 2007-05-30 | 2008-08-06 | 黄金城 | Box wrench equipped with reversing ratchet wheel |
| CN201442235U (en) * | 2009-08-12 | 2010-04-28 | 徐向阳 | Narrow spacing spanner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104290062A (en) | 2015-01-21 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20161010 |