CN104842308B - Micro torsion tool - Google Patents
Micro torsion tool Download PDFInfo
- Publication number
- CN104842308B CN104842308B CN201410052933.5A CN201410052933A CN104842308B CN 104842308 B CN104842308 B CN 104842308B CN 201410052933 A CN201410052933 A CN 201410052933A CN 104842308 B CN104842308 B CN 104842308B
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- China
- Prior art keywords
- bull stick
- drive rod
- bar portion
- torsion tool
- working shaft
- Prior art date
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- 244000309464 bull Species 0.000 claims abstract description 130
- 230000000694 effects Effects 0.000 claims abstract description 31
- 239000000126 substance Substances 0.000 claims abstract description 23
- 210000000707 wrist Anatomy 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 229920001971 elastomer Polymers 0.000 claims description 8
- 239000000806 elastomer Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 238000004904 shortening Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000004247 hand Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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
- B25B15/00—Screwdrivers
- B25B15/02—Screwdrivers operated by rotating the handle
-
- 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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Harvester Elements (AREA)
- Food-Manufacturing Devices (AREA)
Abstract
The present invention provides a kind of micro torsion tool, it includes a body, one is hubbed at this intrinsic drive rod, one bull stick being connected to body top and one is located in this drive rod and pushing tow is in the butted device of this body, bull stick can move between coaxial position and reception position, bull stick is when coaxial position, bull stick can supply user to change a job the effect of crop reaching quick spiral shell with finger quick rotation, bull stick is when reception position, the palm of user will not be hindered by bull stick and can holding body completely, the centre of the palm allowing palm abuts in the apical margin of body completely, conveniently exert a force easily, the force allowing wrist and palm is transferred to micro torsion tool completely, to reach the effect reversing working substance to setting torque value, but also there is the advantage shortening micro torsion spanner height of the present invention, facilitate user collection or carry.
Description
Technical field
The present invention relates to a kind of micro torsion tool, the micro torsion tool of espespecially changeable two kinds of operator schemes.
Background technology
With reference to No. US7281457 " Wrenchwithadjustablemaximumoperationaltorque " Patent Case of U.S. Patent number, it is the micro torsion spanner of a kind of torsion-adjustable, it is in actually used process, when the screw of screw lock is locked gradually, but when not yet reaching the torque value set by torque spanner, user can find the simple power of the imposed on torque spanner of finger, it is difficult to be further continued for increasing, therefore cannot lock screw more further, so will there is the problem that the screw of screw lock is unable to reach required torque settings.
User is in order to solve the problems referred to above, it is generally all as much as possible with whole palm when held torque spanner, to be desirable to increase switching strength, but the obstruction that the cylindrical object that torque spanner top is protruded is formed, the force causing user is difficult to totally tansitive to torque spanner, the force causing wrist and palm is consumed, user is even allowed to feel twinge or the discomfort in the centre of the palm, last user can only make with the hands switching torque spanner simultaneously into, its is possible to make screw reach the real result being secured to required setting torque value.
But adopting bimanualness and also constitute the trouble of user, the alternation procedure of one-handed performance and bimanualness has defined not convenient result, and then having influence on consumer and purchase the desire of this product, the goodwill for commodity injures quite big.
Summary of the invention
Micro torsion tool of the present invention is in order to solve problem of the prior art point, therefore takes following technological means to solve.
A kind of micro torsion tool, it includes:
One body, this body has the first end and the second end, and the first end of this body can rotate along a working shaft, and this body second end is along first end radially extending and being away from this body of this working shaft, and the apical margin of this body is provided with a tank;
One drive rod, this drive rod is hubbed at the first end of this body, and can rotate along this working shaft;
One butted device, it is located in this drive rod and pushing tow is in this body;
One bull stick, this bull stick has a link and a bar portion, and the link of this bull stick is connected to the first end of this body, and this bull stick can move between coaxial position and reception position;
When this bull stick is in coaxial position, the bar portion of this bull stick protrudes the apical margin of this body and extends along this working shaft, the bar portion axial line making this bull stick is coaxial with this working shaft, allows user with the bar portion of finger this bull stick of quick rotation, can change a job the effect of crop reaching quick spiral shell;
When this bull stick is in reception position, this bull stick is accommodated in the tank of this body and the apical margin of this body non-bulging, and the palm of user will not be hindered by this bull stick and can grip this body completely, to reach the laborsaving torsion working substance effect to setting torque value.
So, solve the whole palm when held torque spanner of background technology, but the obstruction that the cylindrical object that torque spanner top is protruded is formed causes the force of user to be difficult to the totally tansitive problem to torque spanner, the force being not result in wrist and palm is consumed, even without the twinge or the discomfort that allow user feel the centre of the palm, and only need one hand can complete torquing activities, two hands operations need not be used instead, micro torsion tool of the present invention will not be hindered by bull stick by the palm of user and can holding body completely, and the centre of the palm allowing palm abuts in the apical margin of body completely, conveniently exert a force easily, the force allowing wrist and palm is transferred on the micro torsion tool of the present invention completely, to reach the laborsaving torsion working substance effect to setting torque value, and, also there is the advantage shortening micro torsion spanner height of the present invention, facilitate user collection or carry, the desire of user buying can be improved, therefore micro torsion tool of the present invention can provide operator scheme two kinds different to use to user switching, the more accurate design with high-quality is provided for dynamic torque tool, and be a quite intimate function.
In micro torsion tool of the present invention, described tank radially extends the second end towards this body from the first end of this body along this working shaft, when this bull stick is in coaxial position, the bar portion axial line of this bull stick is coaxial with this working shaft, when this bull stick is in reception position, the bar portion axial line of this bull stick is vertical with this working shaft.
In micro torsion tool of the present invention, this bull stick is by a central siphon in the pivotable tank being connected to this body apical margin, and this central siphon is vertical with this working shaft also vertical with the bar portion axial line of this bull stick.
In micro torsion tool of the present invention, this body offers one and runs through this body first end and the perforation vertical with this working shaft, this bull stick offers a bar portion axial line running through this bull stick and the perforation vertical with the bar portion axial line of this bull stick, described central siphon is arranged in the perforation of this body and the perforation of this bull stick, enable this bull stick to pivot relative to this body with this central siphon for the center of circle, and move between coaxial position and reception position.
In micro torsion tool of the present invention, this body is provided with a spacing hole in the end of tank, a spring and a steel ball it is provided with in this spacing hole, the link outer rim of this bull stick is arranged with two stopper slots, this spring retention is in this spacing hole, and this steel ball is located between this spring and link of this bull stick, and this spring can make this steel ball be resisted against the stopper slot of this bull stick by this steel ball of pushing tow, this bull stick will not be moved arbitrarily when being positioned at coaxial position or reception position, reaches good limit effect.
In micro torsion tool of the present invention, the outer peripheral edge, bar portion of this bull stick is equipped with several cannelure, improves the frictional force in this bull stick bar portion, allow user finger quick rotation time more stable.
In micro torsion tool of the present invention, this drive rod is formed with a drive end, described drive end is provided with a slot, this slot is a non-circular shape, the external diameter of this bull stick is less than the external diameter of this drive rod drive end, enable this bull stick allow the finger quick rotation of user, change a job crop and save spiral shell and turn the effect of time reaching quick spiral shell.
In micro torsion tool of the present invention, the outer rim of this body the second end is provided with a pulling part supplying user switching, the root edge of this body is then concaved with a holding part, this holding part is provided with an engagement groove in body the second end place, this engagement groove houses a retainer component, and this drive rod is radially equipped with an extension in side, is provided with an appearance hole in this extension, this butted device is located in the appearance hole of this drive rod, and this butted device is resisted against on this intrinsic retainer component.
In micro torsion tool of the present invention, this retainer component is arranged with a block holding part towards the position of this body first end, and this retainer component is formed with an inclined-plane in the side of this block holding part, this butted device includes an elastomer and two top valve parts, this elastomer pushing tow is between two described top valve parts, and this top valve part is resisted against the block holding part of this retainer component.
In micro torsion tool of the present invention, this holding part is then provided with a dashpot near the side on this retainer component inclined-plane.
In micro torsion tool of the present invention, this retainer component is shaped in this engagement groove.
In micro torsion tool of the present invention, it is provided with the hole, location of a longitudinal direction along working shaft in this body first end, this hole, location is connected with holding part, an accommodating steel ball in this hole, location, the top of this drive rod is hubbed at hole, the location place of this body, and contact with the steel ball in this hole, location, with obtain one preferably pivot pendulum effect.
In micro torsion tool of the present invention, a cover plate is covered on the root edge place of this body, is used for closing the holding part of this body, and this cover plate offers an open-work relative to the one end in this hole, location, and this open-work stretches through for this drive rod.
In micro torsion tool of the present invention, this body has two the second ends being symmetrical set with this working shaft for benchmark, and this drive rod has two extensions being symmetrical set with this working shaft for benchmark.
In micro torsion tool of the present invention, when this bull stick is in coaxial position, micro torsion tool is cross, user can with the bar portion of finger this bull stick of quick rotation, change a job crop and save spiral shell and turn the effect of time reaching quick spiral shell, when this bull stick is in reception position, micro torsion tool is T font, the palm of user will not be hindered by this bull stick and can grip this body completely, and the centre of the palm allowing palm abuts in the apical margin of this body completely, conveniently exert a force easily, the force allowing wrist and palm is transferred on micro torsion tool completely, to reach the laborsaving torsion working substance effect to setting torque value, micro torsion tool can provide operator scheme two kinds different to use to user switching.
Accompanying drawing explanation
Fig. 1 is the stereo appearance figure of micro torsion tool of the present invention;
Fig. 2 is the three-dimensional exploded view of micro torsion tool of the present invention;
Fig. 3 is the micro torsion tool of the present invention profile that 3-3 face line takes along Fig. 1;
Fig. 4 is the micro torsion tool of the present invention profile that 4-4 face line takes along Fig. 3;
Fig. 5 is that the first of micro torsion tool of the present invention uses state diagram, represents that bull stick is when coaxial position, and bull stick can supply user to change a job the effect of crop reaching quick spiral shell with finger quick rotation;
Fig. 6 is the continuity of micro torsion tool Fig. 5 of the present invention, represents the state that bull stick switches to reception position from coaxial position;
Fig. 7 be micro torsion tool of the present invention the second use state diagram, represent bull stick when reception position, the palm of user will not be hindered by bull stick and can completely holding body with reach reverse working substance to setting torque value effect;
Fig. 8 is the continuity of micro torsion tool Fig. 4 of the present invention, represents that the top valve part escape of butted device goes out the block holding part of this retainer component and slides onto on the inclined-plane of this retainer component, learns that the torsion of switching working substance has reached set torque settings;
Fig. 9 is the continuity of micro torsion tool Fig. 8 of the present invention, represents that the cushion space that this dashpot provides provides a buffer margin between this body and this drive rod.
Description of reference numerals: 10-body;101 first ends; 102 second ends; 103 apical margins; 11-pulling part; 12-holding part; 13-engagement groove; 14-retainer component; 141 block holding parts; 142 inclined-planes; 15-dashpot; 16-positions hole; 17-steel ball; 18-tank; 181 spacing holes; 19-bores a hole; 20-drive rod; 21-extension; 22-holds hole; 23-slot; 24-drive end; 30-bull stick; 31-link; 311 stopper slots; 32-bar portion; 321 cannelures; 33-central siphon; 34-perforation; 35-spring; 36-steel ball; The butted device of 40-; 41-elastomer; 42-pushes up valve part; 50-cover plate; 51-open-work; 60-screwdriver head; 90-working substance; 91-screw; 92-treats locking object; 93-treats locking object; S-cushion space; X-working shaft.
Detailed description of the invention
With reference to Fig. 1 and Fig. 2, the micro torsion tool of the present invention, include a body 10, one is hubbed at the drive rod 20 in this body 10, one bull stick 30 and being connected to body 10 top is located in this drive rod 20 and pushing tow is in the butted device 40 of this body 10, bull stick 30 can move between coaxial position and reception position, bull stick 30 is when coaxial position, bull stick 30 can supply user to change a job the effect of crop 90 (see Fig. 5) reaching quick spiral shell with finger quick rotation, bull stick 30 is when reception position, the palm of user will not be hindered by bull stick 30 and can holding body 10 completely, to reach the effect reversing working substance 90 to setting torque value, wherein:
Refer to Fig. 2 to Fig. 4, this body 10 has the first end 101 and the second end 102, and the first end 101 of this body 10 can rotate along working shaft X, and this body 10 second end 102 is along first end 101 radially extending and being away from this body 10 of working shaft X. In the present embodiment, this body 10 has with this working shaft X two the second ends 102 being symmetrical set for benchmark, owing to symmetrical two the second end 102 structures are identical, for purposes of illustration only, only state one of both in this.
The outer rim of this body 10 second end 102 is provided with a pulling part 11 supplying user switching. The root edge of this body 10 is then concaved with a holding part 12, and this holding part 12 is provided with an engagement groove 13 in body 10 second end 102 place, this accommodating retainer component 14 of engagement groove 13, and this retainer component 14 also is able to be shaped in this engagement groove 13.
This retainer component 14 is arranged with a block holding part 141 towards the position of this body 10 first end 101, and this retainer component 14 is formed with an inclined-plane 142 in the side of this block holding part 141, and this holding part 12 is then provided with a dashpot 15 near the side on this retainer component 14 inclined-plane 142. Be provided with the hole, location 16 of a longitudinal direction in this body 10 first end 101 along working shaft X, this hole, location 16 is connected with holding part 12, an accommodating steel ball 17 in this hole, location 16. The apical margin 103 of this body 10 is provided with a tank 18, and described tank 18 radially extends the second end 102 towards body 10 from the first end 101 of body 10 along working shaft X.
This drive rod 20 is hubbed at the first end 101 of body 10, and can rotate along working shaft X. The top of this drive rod 20 is hubbed at hole, location 16 place of this body 10, and contacts with the steel ball 17 in this hole, location 16, with obtain one preferably pivot pendulum effect. This drive rod 20 is radially equipped with an extension 21 in side, is provided with an appearance hole 22 in this extension 21. In the present embodiment, this drive rod 20 has with this working shaft X two extensions 21 being symmetrical set for benchmark, owing to symmetrical two extension 21 structures are identical, for purposes of illustration only, only state both in this.This drive rod 20 is away from one end that this body 10 positions hole 16 and is formed with a drive end 24, and described drive end 24 is provided with a slot 23, and this slot 23 is in a non-circular shape, and in the present embodiment, this slot 23 is hexagon.
This bull stick 30 has a link 31 and a bar portion 32, and the link 31 of this bull stick 30 is connected to the first end 101 of body 10, and bull stick 30 can move between coaxial position and reception position.
When bull stick 30 is in coaxial position, the bar portion 32 of this bull stick 30 protrudes the apical margin 103 of body 10 and extends along working shaft X, bar portion 32 axial line making this bull stick 30 is coaxial with working shaft X, allow user with the bar portion 32 of this bull stick 30 of finger quick rotation, can change a job the effect of crop 90 reaching quick spiral shell.
When bull stick 30 is in reception position, this bull stick 30 is accommodated in the tank 18 of body 10 and the apical margin 103 of non-bulging body 10, the palm allowing user will not be hindered by bull stick 30 and can holding body 10 completely, to reach laborsaving torsion working substance 90 to the effect setting torque value.
This bull stick 30 is by a central siphon 33 in the pivotable tank 18 being connected to body 10 apical margin 103, and this central siphon 33 is vertical with working shaft X also vertical with bar portion 32 axial line of bull stick 30. When bull stick 30 is in coaxial position, bar portion 32 axial line of bull stick 30 is coaxial with working shaft X, and when bull stick 30 is in reception position, bar portion 32 axial line of bull stick 30 is vertical with working shaft X.
In the present embodiment, body 10 offers one and runs through body 10 first end 101 and the perforation 19 vertical with working shaft X, bull stick 30 offers bar portion 32 axial line running through bull stick 30 and the perforation 34 vertical with bar portion 32 axial line of bull stick 30, described central siphon 33 is arranged in the perforation 19 of body 10 and the perforation 34 of bull stick 30, make bull stick 30 can pivot relative to body 10 for the center of circle with central siphon 33, and move between coaxial position and reception position.
Body 10 is provided with a spacing hole 181 in the end of tank 18, a spring 35 and a steel ball 36 it is provided with in spacing hole 181, link 31 outer rim of bull stick 30 is arranged with two stopper slots 311, spring 35 is placed in spacing hole 181, steel ball 36 is located between the link 31 of spring 35 and bull stick 30, spring 35 can make steel ball 36 be resisted against the stopper slot 311 of bull stick 30 by pushing tow steel ball 36, bull stick 30 will not be moved arbitrarily when being positioned at coaxial position or reception position, reaches good limit effect.
The outer peripheral edge, bar portion 32 of bull stick 30 is equipped with several cannelure 321, improves the frictional force in bull stick 30 bar portion 32, allow user finger quick rotation bar portion 32 time more stable. The external diameter of bull stick 30 less than the external diameter of drive rod 20 drive end 24, makes bull stick 30 can allow the finger quick rotation of user, changes a job crop 90 and save spiral shell and turn the effect of time reaching quick spiral shell.
This butted device 40 is located in the appearance hole 22 of this drive rod 20, and this butted device 40 is resisted against on the retainer component 14 in this body 10. This butted device 40 includes an elastomer 41 and two top valve parts 42. This elastomer 41 pushing tow is between said two top valve part 42, and this top valve part 42 is resisted against the block holding part 141 of this retainer component 14. Pushing up valve part 42 in two described in the present embodiment is all steel ball.
One cover plate 50 is covered on the root edge place of this body 10, is used for closing the holding part 12 of this body 10. This cover plate 50 offers an open-work 51 relative to the one end in this hole, location 16, and this open-work 51 stretches through for the drive end 24 of this drive rod 20.
Screwdriver head 60 is arranged in slot 23 place of this drive rod 20, and can be used to pull working substance. One end of screwdriver head 60 is inserted in slot 23 place of this drive rod 20, and in the present embodiment, screwdriver head 60 is set to the hexagonal shape that can match with this slot 23.
With reference to Fig. 4 and Fig. 5, in time operating with, the switching power that user is executed can be passed on working substance 90, if and counteracting force produced by working substance 90 lower than the torque settings of micro torsion tool time, in the block holding part 141 being resisted against this retainer component 14 that the top valve part 42 of this butted device 40 consolidates, make this body 10 be interlocked drive rod 20, and then be able to switching working substance 90.
When bull stick 30 is in coaxial position, the bar portion 32 of this bull stick 30 protrudes the apical margin 103 of body 10 and extends along working shaft X, bar portion 32 axial line making this bull stick 30 is coaxial with working shaft X, allow user with the bar portion 32 of this bull stick 30 of finger quick rotation, can change a job crop 90 and save spiral shell and turn the effect of time reaching quick spiral shell. So, working substance 90 will quickly be able to be screwed in screw 91 with the shortest time, until working substance 90 will just stop operating in time locking object 92,93 in packing.
With reference to Fig. 6 to Fig. 9, when working substance 90 need bigger torsion come screw lock fasten treat locking object 92, when 93, bull stick 30 is moved to reception position from coaxial position, as shown in Figure 6, bull stick 30 is pivoted in the tank 18 that folding enters body 10, now bull stick 30 is hidden in the apical margin 103 not protruding from body 10 in tank 18, the palm of user will not be hindered by bull stick 30 and can holding body 10 completely, and the centre of the palm allowing palm abuts in the apical margin of body 10 completely, conveniently exert a force easily, the force allowing wrist and palm is transferred on the micro torsion tool of the present invention completely, as shown in Figure 7.
Please with reference to Fig. 8 and Fig. 9, when produced by working substance 90, counteracting force is more than torque settings, the elastomer 41 made in butted device 40 is produced compression and absorbs unnecessary strength, and this top valve part 42 will go out the block holding part 141 of this retainer component 14 and slide onto on the inclined-plane 142 of this retainer component 14 by escape, top valve part 42 slightly moves in the appearance hole 22 of this drive rod 20 simultaneously, allows drive rod 20 produce pivot relative to this body 10 and swings work. Now user by this butted device 40 top valve part 42 and this retainer component 14 between skidding and beating of producing, learn that the torsion of switching working substance 90 has reached set torque settings, switching action can be stopped.
When this top valve part 42 escape goes out the block holding part 141 of this retainer component 14, and after sliding onto the inclined-plane 142 of this retainer component 14, between this drive rod 20 and this holding part 12 dashpot 15, also maintain a sizable cushion space S. The cushion space S that this dashpot 15 provides provides a buffer margin between this body 10 and this drive rod 20, avoid making body 10 directly drive this drive rod 20 to continue to rotate because of inertial rotation, the shortcoming causing torsion that working substance 90 bears excessive and to damage, is a design with safety grounds. And when user no longer forces in this body 10, the top valve part 42 of this butted device 40 will order about the reverse pivot pendulum of this drive rod 20 along the inclined-plane 142 of this retainer component 14 of person, this drive rod 20 is made can automatically to return to original position to such as the position of Fig. 4, operationally equivalent convenience.
So, it is recognized that the micro torsion tool of the present invention bull stick 30 in reception position time, bull stick 30 is accommodated in the tank 18 of body 10 and the apical margin 103 of non-bulging body 10, the palm allowing user will not be hindered by bull stick 30 and can holding body 10 completely, and the centre of the palm allowing palm abuts in the apical margin of body 10 completely, conveniently exert a force easily, the force allowing wrist and palm is transferred on the micro torsion tool of the present invention completely, to reach the laborsaving torsion working substance 90 effect to setting torque value.
Illustrate further, when bull stick 30 is in coaxial position, micro torsion tool of the present invention is cross, user can with the bar portion 32 of this bull stick 30 of finger quick rotation, change a job crop 90 and save spiral shell and turn the effect of time reaching quick spiral shell, when bull stick 30 is in reception position, micro torsion tool of the present invention is T font, the palm of user will not be hindered by bull stick 30 and can holding body 10 completely, and the centre of the palm allowing palm abuts in the apical margin of body 10 completely, conveniently exert a force easily, the force allowing wrist and palm is transferred on the micro torsion tool of the present invention completely, to reach the laborsaving torsion working substance 90 effect to setting torque value, and, also there is the advantage shortening micro torsion spanner height of the present invention, facilitate user collection or carry, the desire of user buying can be improved. therefore micro torsion tool of the present invention can provide operator scheme two kinds different to use to user switching, provides the more accurate design with high-quality, and be a quite intimate function for dynamic torque tool.
Claims (10)
1. a micro torsion tool, it is characterised in that include:
One body, this body has the first end and the second end, and the first end of this body can rotate along a working shaft, and this body second end is along first end radially extending and being away from this body of this working shaft, and the apical margin of this body is provided with a tank;
One drive rod, this drive rod is hubbed at the first end of this body, and can rotate along this working shaft;
One butted device, it is located in this drive rod and pushing tow is in this body;
One bull stick, this bull stick has a link and a bar portion, and the link of this bull stick is connected to the first end of this body, and this bull stick can move between coaxial position and reception position;
When this bull stick is in coaxial position, the bar portion of this bull stick protrudes the apical margin of this body and extends along this working shaft, the bar portion axial line making this bull stick is coaxial with this working shaft, allows user with the bar portion of finger this bull stick of quick rotation, can change a job the effect of crop reaching quick spiral shell;
When this bull stick is in reception position, this bull stick is accommodated in the tank of this body and the apical margin of this body non-bulging, and the palm of user will not be hindered by this bull stick and can grip this body completely, to reach the laborsaving torsion working substance effect to setting torque value.
2. micro torsion tool as claimed in claim 1, it is characterized in that: described tank radially extends the second end towards this body from the first end of this body along this working shaft, when this bull stick is when coaxial position, the bar portion axial line of this bull stick is coaxial with this working shaft, when this bull stick is when reception position, the bar portion axial line of this bull stick is vertical with this working shaft.
3. micro torsion tool as claimed in claim 1 or 2, it is characterised in that: in the tank being connected to this body apical margin that this bull stick can be pivoted by a central siphon, this central siphon is vertical with this working shaft also vertical with the bar portion axial line of this bull stick.
4. micro torsion tool as claimed in claim 3, it is characterized in that: this body offers one and runs through this body first end and the perforation vertical with this working shaft, this bull stick offers a bar portion axial line running through this bull stick and the perforation vertical with the bar portion axial line of this bull stick, described central siphon is arranged in the perforation of this body and the perforation of this bull stick, enable this bull stick to pivot relative to this body with this central siphon for the center of circle, and move between coaxial position and reception position.
5. micro torsion tool as claimed in claim 4, it is characterized in that: this body is provided with a spacing hole in the end of tank, a spring and a steel ball it is provided with in this spacing hole, the link outer rim of this bull stick is arranged with two stopper slots, this spring retention is in this spacing hole, this steel ball is located between this spring and link of this bull stick, this spring can make this steel ball be resisted against the stopper slot of this bull stick by this steel ball of pushing tow, this bull stick will not be moved arbitrarily when being positioned at coaxial position or reception position, reaches good limit effect.
6. micro torsion tool as claimed in claim 5, it is characterised in that: the outer peripheral edge, bar portion of this bull stick is equipped with several cannelure, improves the frictional force in this bull stick bar portion, allow user finger quick rotation time more stable.
7. micro torsion tool as claimed in claim 6, it is characterized in that: this drive rod is formed with a drive end, described drive end is provided with a slot, this slot is non-circular shape, the external diameter of this bull stick is less than the external diameter of this drive rod drive end, enable this bull stick allow the finger quick rotation of user, change a job crop and save spiral shell and turn the effect of time reaching quick spiral shell.
8. micro torsion tool as claimed in claim 1, it is characterized in that: the outer rim of this body the second end is provided with a pulling part supplying user switching, the root edge of this body is then concaved with a holding part, this holding part is provided with an engagement groove at body the second end place, this engagement groove houses a retainer component, this drive rod is radially equipped with an extension in side, an appearance hole it is provided with in this extension, this butted device is located in the appearance hole of this drive rod, and this butted device is resisted against on this intrinsic retainer component, this retainer component is arranged with a block holding part towards the position of this body first end, and this retainer component is formed with an inclined-plane in the side of this block holding part, this butted device includes an elastomer and two top valve parts, this elastomer pushing tow is between two described top valve parts, and this top valve part is resisted against the block holding part of this retainer component, this holding part is then provided with a dashpot near the side on this retainer component inclined-plane.
9. micro torsion tool as claimed in claim 8, it is characterized in that: in this body first end, be provided with the hole, location of a longitudinal direction along working shaft, this hole, location is connected with holding part, an accommodating steel ball in this hole, location, the top of this drive rod is hubbed at hole, the location place of this body, and contact with the steel ball in this hole, location, with obtain one preferably pivot pendulum effect, one cover plate is covered on the root edge place of this body, it is used for closing the holding part of this body, this cover plate offers an open-work relative to the one end in this hole, location, and this open-work stretches through for this drive rod.
10. micro torsion tool as claimed in claim 9, it is characterized in that: this body has two the second ends being symmetrical set with this working shaft for benchmark, this drive rod has two extensions being symmetrical set with this working shaft for benchmark, when this bull stick is in coaxial position, micro torsion tool is cross, user can with the bar portion of finger this bull stick of quick rotation, change a job crop and save spiral shell and turn the effect of time reaching quick spiral shell, when this bull stick is in reception position, micro torsion tool is T font, the palm of user will not be hindered by this bull stick and can grip this body completely, and the centre of the palm allowing palm abuts in the apical margin of this body completely, conveniently exert a force easily, the force allowing wrist and palm is transferred on micro torsion tool completely, to reach the laborsaving torsion working substance effect to setting torque value, micro torsion tool can provide operator scheme two kinds different to use to user switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410052933.5A CN104842308B (en) | 2014-02-17 | 2014-02-17 | Micro torsion tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410052933.5A CN104842308B (en) | 2014-02-17 | 2014-02-17 | Micro torsion tool |
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| Publication Number | Publication Date |
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| CN104842308A CN104842308A (en) | 2015-08-19 |
| CN104842308B true CN104842308B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410052933.5A Active CN104842308B (en) | 2014-02-17 | 2014-02-17 | Micro torsion tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109262520A (en) * | 2017-04-21 | 2019-01-25 | 叶雨玲 | Portable multifunctional tool with quick locking structure |
| CN111203825B (en) * | 2018-11-21 | 2022-03-25 | 胡厚飞 | Multifunctional torque wrench |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2262470Y (en) * | 1996-08-30 | 1997-09-17 | 张国剑 | Portable multipurpose fast screwdriver |
| TW500027U (en) * | 2001-10-29 | 2002-08-21 | Hou-Fei Hu | Micro-small torque wrench with constant torque value |
| TW488356U (en) * | 2001-10-29 | 2002-05-21 | Hou-Fei Hu | Small sized torque wrench with constant torque |
| CN2827647Y (en) * | 2005-07-29 | 2006-10-18 | 郑文仁 | Adjustable torque wrench |
| TWI255755B (en) * | 2005-09-16 | 2006-06-01 | Hou-Fei Hu | Micro-torsional tool with adjustable torque |
| US8051748B2 (en) * | 2009-07-21 | 2011-11-08 | Jack Lin | Small but effective toolkit |
| US9095964B2 (en) * | 2012-04-18 | 2015-08-04 | Eca Medical Instruments | Disposable torque limiting device with belt counter |
| CN202780948U (en) * | 2012-05-22 | 2013-03-13 | 奇瑞汽车股份有限公司 | Automobile tire wrench |
| CN203330948U (en) * | 2013-06-21 | 2013-12-11 | 常州康鼎医疗器械有限公司 | Torsion handle |
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