CN106625355B

CN106625355B - The fast-turn construction spanner of the fixed device of the fixed device in the axle center of fast-turn construction spanner and application axle center

Info

Publication number: CN106625355B
Application number: CN201510731500.7A
Authority: CN
Inventors: 胡厚飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-11-02
Filing date: 2015-11-02
Publication date: 2019-10-18
Anticipated expiration: 2035-11-02
Also published as: CN106625355A

Abstract

The present invention provides a kind of fast-turn construction spanner of the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner, the fixed device in the axle center of the fast-turn construction spanner can be set to the driving groove of fast-turn construction spanner, driving groove is formed between drive hole and driving hole, drive hole is extended to form along first axle in fast-turn construction spanner, the driving device of fast-turn construction spanner is set to drive hole and can drive fixing piece, the transmission device of fast-turn construction spanner is rotatablely arranged at the driving hole of the ontology, the fixed device in the axle center of the fast-turn construction spanner includes an axis hole, the axis hole extends through the side of the fixed device in the axle center along a second axis, when the axle center, fixed device is arranged at the driving groove of fast-turn construction spanner, the second axis intersects and orthogonal with the first axle of drive hole, the transmission device of fast-turn construction spanner can extend into the axis hole and mutually be connected with driving device It connects.

Description

The fast-turn construction spanner of the fixed device of the fixed device in the axle center of fast-turn construction spanner and application axle center

Technical field

The invention mainly relates to a kind of fixed device in axle center, the fixed devices in the axle center of espespecially a kind of fast-turn construction spanner.

Background technique

5,709, No. 136 Patent Cases of U.S. Patent No. " Power driven tools " are please referred to, are disclosed a kind of dynamic Torque wrench, the power operated wrench include head (head 12), the driving connector (drive adapter 14) for connecting lever And rotatable sleeve member is arranged in rotatable power drill/driver (rotatable power drive 16), head (socket member 20) to connecting screw or bolt, sleeve member has along the extension of its circumferencial direction and answering around its axle center Several gear teeth (gear teeth 24).Drive connector that there is elongated shell (housing 28), with central axle hole (central axial bore 30) has the elongated rotation being installed on bearing (bearings 32) among central axle hole Turn drive shaft (rotatable drive shaft 34), rotates oblique input gear (rotary beveled input gear 36) it is installed in one end of drive shaft, the tooth (teeth 38) of oblique input gear and the gear teeth meshing of sleeve member are so that sleeve member It is rotated along rotary shaft, rotation axis (axis of rotation) of the rotary shaft perpendicular to drive shaft.

However, above-mentioned power operated wrench is in the manufacturing process that outer shell auger sets central axle hole, since the elongated appearance of shell mentions The high difficulty of drilling, drilling processing machine is in order to correspond to the shell of elongated appearance, it is necessary to use the drill bit with certain length. However, the ratio of the length and diameter of drill bit is bigger, bending tendency can increase therewith, and drill bit must endure as curved accordingly when drilling Qu Li, and cause drill bit to bend and aperture error is increased.Central axle hole axle center after processing will unexpectedly deviate The axle center of shell, in other words, be that central axle hole along a undesirable axis is formed in shell leads to central axle hole and shell Concentricity tolerance is excessive.Therefore when rotation drive shaft is mounted on central axle hole, the rotation axis of drive shaft can't successfully hang down Directly in the rotary shaft of sleeve member, cause the tooth of oblique input gear that can not swimmingly engage with the gear teeth of sleeve member, power drill/driver Torsion sleeve member completely can not be transmitted to by drive shaft.It is used for a long time down, is easy to damage oblique input gear and sleeve member Badly cause power operated wrench that can not reuse.

Furthermore the Concentricity tolerance that above-mentioned power operated wrench can not only generate between the axle center of central axle hole and shell is excessive And the problem of causing the tooth of oblique input gear that can not swimmingly engage with the gear teeth of sleeve member.In order to place bearing, central axle hole Several placing grooves must also be processed to accommodate bearing.It can also be produced between central axle hole respectively when several placing groove segmental machinings The problem of raw Concentricity tolerance, causes rotation drive shaft not rotate in central axle hole swimmingly, so that oblique input gear Tooth can not be engaged swimmingly with the gear teeth of sleeve member, and the same torsion for generating power drill/driver can not be passed completely by drive shaft The technical issues of transporting to sleeve member.

In view of the missing of above-mentioned existing structure, the present inventor is the fixed device in axle center for inventing a kind of fast-turn construction spanner, It can overcome all disadvantages of above-mentioned existing structure.

Summary of the invention

The main purpose of the fixed device in the axle center of fast-turn construction spanner of the present invention is that the axle center for providing a kind of fast-turn construction spanner is fixed Device can be set to the driving groove of fast-turn construction spanner, and driving groove is formed between drive hole and driving hole, and drive hole is along first Axis is extended to form in fast-turn construction spanner, and the driving device of fast-turn construction spanner is set to drive hole and can drive fixing piece, and fast-turn construction is pulled The transmission device of hand is rotatablely arranged at the driving hole of the ontology, and the fixed device in the axle center of the fast-turn construction spanner includes an axis Hole, the axis hole extend through the side of the fixed device in the axle center along a second axis, and when the axle center, fixed device is set In the driving groove of fast-turn construction spanner, which intersects with the first axle of drive hole and orthogonal, the transmission of fast-turn construction spanner Device can extend into the axis hole and interconnect with driving device.

To achieve the above object, the technical solution adopted by the present invention is that:

A kind of fixed device in the axle center of fast-turn construction spanner, can be set to the driving groove of fast-turn construction spanner, driving groove is formed in Between drive hole and driving hole, drive hole is extended to form along first axle in fast-turn construction spanner, and the driving device of fast-turn construction spanner is arranged In drive hole and fixing piece can be driven, the transmission device of fast-turn construction spanner is rotatablely arranged at the driving hole of the ontology, special Sign is that the fixed device in the axle center of the fast-turn construction spanner includes:

One axis hole extends through the side of the fixed device in the axle center along a second axis, when the axle center is fixed Device is arranged at the driving groove of fast-turn construction spanner, which intersects with the first axle of drive hole and orthogonal, fast-turn construction The transmission device of spanner can extend into the axis hole and interconnect with driving device.

The fixed device in the axle center of the fast-turn construction spanner, in which: the radial direction along the second axis has a first end, should The first end of the fixed device in axle center is resisted against the groove face of the driving groove of fast-turn construction spanner, and the fixed device in the axle center includes that at least one is opened Mouthful, the opening through the fixed device in the axle center first end and be connected to the axis hole, the transmission device of fast-turn construction spanner can be via It exposes to the opening portion the fixed device in the axle center and is interconnected with the driving device.

The fixed device in the axle center of the fast-turn construction spanner, in which: including at least one eluding groove, eluding groove edge is parallel to The direction of the second axis extend to form in the fixed device in the axle center first end and with the open communication, driving device being capable of portion It is placed in the eluding groove and intermeshes with transmission device with dividing, the side of the fixed device in the axle center has an outside wall surface, should Outside wall surface can be resisted against the groove face of driving groove, which runs through the outside wall surface.

The fixed device in the axle center of the fast-turn construction spanner, in which: there is an end face in contrast to the side of the outside wall surface, it should Axis hole is through the end face and the outside wall surface, and when the axle center, fixed device is arranged at the driving groove of fast-turn construction spanner, which faces The driving device of fast-turn construction spanner, and the transmission device of fast-turn construction spanner protrudes into the axis hole and driving device interconnects, so that this is fast The fixed device in axle center for turning spanner is restricted between the driving device of fast-turn construction spanner and the groove face of driving groove and can not be detached from fast Turn the driving groove of spanner, axle center fixation is installed on the outside wall surface and extends to form an extension, the axis hole along the second axis Through the extension, which can extend into the driving hole of fast-turn construction spanner and forms a gap, the end between driving hole Face and the outside wall surface are curved surface, and the fixed device in the axle center has the section of a crescent shape along the direction of the parallel second axis Shape.

The fixed device in the axle center of the fast-turn construction spanner, in which: form at least one positioning convex portion in the outside wall surface, this is fixed Position protrusion can clip in driving groove.

To achieve the above object, the technical solution adopted by the present invention further include:

A kind of fast-turn construction spanner using the fixed device in axle center, which is characterized in that include:

One ontology has a head, a body portion, a drive hole and a driving hole, the head and the body Portion interconnects, which extends to form along a first axle in the head, which extends to form in the body portion, should Ontology further includes a driving groove, the driving groove be set between the drive hole and the driving hole and respectively with the drive hole with should Driving hole is connected；

One driving device is set to the drive hole of the ontology along the first axle and can drive fixing piece；

The fixed device in one axle center, is set to the driving groove of the ontology, and the fixed device in the axle center includes an axis hole, should Axis hole extends through the side of the fixed device in the axle center along a second axis, which intersects simultaneously with the first axle It is orthogonal；

One transmission device, is set to ontology and including a gear and a drive rod, the gear can along this second Axis is rotatably arranged in the axis hole of the fixed device in the axle center and connects the driving device, which is rotatablely arranged at this The fixed device in the axle center is protruded at the driving hole of ontology and including a driving end and a driving end, the driving end of the drive rod Axis hole simultaneously connects the gear；And

One power device connects the driving end of the drive rod and is capable of providing the power drive drive rod.

The fast-turn construction spanner using the fixed device in axle center, in which: the groove face of the driving groove includes a first facial, The fixed device in the axle center has a first end along the radial direction of the second axis, and the first end of the fixed device in the axle center is resisted against this The first facial of driving groove, the fixed device in the axle center includes at least one opening, the opening through the fixed device in the axle center the One end is simultaneously connected to the axis hole, and the outer peripheral edge ring of the gear sets a teeth portion, which via the opening portion exposes to this Axle center is fixed device and is connect with the driving device, which includes an actuator and first ring gear, the driving Part is rotatablely arranged at the drive hole along the first axle, which is rotatably set to the actuator and is able to drive The actuator, the fixed device in the axle center includes at least one eluding groove, which prolongs along the direction for being parallel to the second axis Stretch the first end for being formed in the fixed device in the axle center and with the open communication, be placed in first toothed ring section eluding groove and Intermesh with the teeth portion of the gear, the side of the driving groove is connected to the drive hole, the groove face of the driving groove other side with should Driving hole is connected to and has face in one, which is connected with the first facial along radial direction of the second axis and hangs down mutually Directly, the side of the fixed device in the axle center has an outside wall surface, which is resisted against the interior face of the driving groove.

The fast-turn construction spanner using the fixed device in axle center, in which: the fixed device in the axle center is in contrast to the outside wall surface Side has an end face, and for the axis hole through the end face and the outside wall surface, which faces the driving device, and the drive rod Driving end protrudes into the axis hole of the fixed device in the axle center and connects the gear, so that the fixed device in the axle center is restricted to driving dress The driving groove can not be detached from between the interior face by setting, and the fixed outside wall surface that is installed in the axle center is along second axis extension shape At an extension, which runs through the extension, which protrudes into the driving hole and form one between the driving hole Gap, the end face and the outside wall surface are curved surface, and the fixed device in the axle center has one month along the direction of the parallel second axis The cross sectional shape of tooth shape.

The fast-turn construction spanner using the fixed device in axle center, in which: the driving groove forms at least one in the interior face Locating slot, axle center fixation are installed on the outside wall surface and form at least one positioning convex portion, and the positioning convex portion clip is in the locating slot.

The fast-turn construction spanner using the fixed device in axle center, in which: the axis hole of the fixed device in the axle center is along second axis The radial direction of line has an aperture, which has an outer diameter along the radial direction of the second axis, which is less than the outer diameter, should Driving hole has first length along the direction of the second axis, and the fixed device in the axle center has along the direction of the second axis The ratio of one the second length, first length and second length is greater than 10, and the opening is along the direction of the parallel second axis With an Opening length, which has a gear length along the direction of the parallel second axis, and the Opening length is not small In the gear length.

Compared with prior art, the invention has the advantages that:

1, the driving groove between the drive hole and the driving hole, and the driving device are set to by the fixed device in the axle center The drive hole of the ontology is set to along the first axle, the gear of the transmission device can be rotatably arranged in this along the second axis The axis hole of the fixed device in axle center simultaneously connects the driving device, and the second axis is perpendicular to the first axle.Therefore, even if the biography Dynamic hole is extended to form along a third axis in the body portion when processing, so that generating between the second axis and the third axis Concentricity tolerance, in other words, generated undesirable axis when which is processing so that the third axis and this first Axis is completely non-intersecting, or as schemed to intersect with the third axis shown in figure and the first axle in the present embodiment but forming one A angle not equal to degree.The fixed device in axle center of the invention is applied to fast-turn construction spanner, the gear of the transmission device can be kept away Generated undesirable axis (i.e. the third axis) influences when exempting to process and (it is perpendicular to the first axle along the second axis Line, ideal axis as seeking to obtain) driving device is swimmingly connected and drives, make the torsion of the power device completely By the drive rod of the transmission device and gear transmission to the driving device, and increase the service life of fast-turn construction spanner.

2, the first end of the fixed device in the axle center is set to by the opening, when the axle center for assembling fast-turn construction spanner of the present invention is solid When determining the fast-turn construction spanner of the fixed device of device and application axle center, the fixed device in the axle center first can be set to the driving groove, and The gear is placed into the fixed device in the axle center via the opening, then the drive rod is set to the driving hole, makes the biography The driving end of lever protrudes into the axis hole of the fixed device in the axle center and connects the gear, assembling can be completed, step is easy and assembles The tool that personnel do not need any auxiliary positioning can allow the gear to be directed at the second axis.

3, the fixed device in the axle center includes at least one eluding groove, which prolongs along the direction for being parallel to the second axis Stretch the first end for being formed in the fixed device in the axle center and with the open communication, be placed in first toothed ring section eluding groove and It intermeshes with the teeth portion of the gear.So that first ring gear is swimmingly rotated relative to the actuator, and makes the axis The fixed device of the heart can not arbitrarily deviate from the driving groove.

Other purposes, advantage and novelty of the invention will be more obvious from the following detailed description and related drawings.

Detailed description of the invention

Fig. 1 is that the fast-turn construction spanner first of the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner of the present invention is implemented The stereo appearance figure of example.

Fig. 2 is that the fast-turn construction spanner first of the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner of the present invention is implemented The stereogram exploded view of example.

Fig. 3 is that the fast-turn construction spanner first of the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner of the present invention is implemented The cross-sectional view of example.

Fig. 4 is the partial enlarged view of Fig. 3, indicates that gear engages the first ring gear and the second ring gear.

Fig. 5 is that the fast-turn construction spanner first of the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner of the present invention is implemented Another cross-sectional view of example.

Fig. 6 is the partial enlarged view of Fig. 5, indicate gear via opening portion expose to the fixed device in the axle center and with the The engagement of one ring gear.

Fig. 7 is that the fast-turn construction spanner second of the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner of the present invention is implemented The cross-sectional view of example indicates the positioning convex portion clip of the fixed device in axle center in locating slot.

Description of symbols: 10 ontologies；11 heads；12 body portions；13 drive holes；131 circular tooth parts；132 cover pieces；133 fasteners； 14 driving holes；15 driving grooves；151 first facials；152 second faces；It is facial in 153；154 locating slots；16 levers；17 accommodatings Slot；18 cappings；20 driving devices；21 actuators；22 first ring gears；221 interior teeth portions；222 end tooth portions；23 second ring gears；In 231 Teeth portion；232 end tooth portions；24 ratchet block groups；241 main gear blocks；242 first secondary tooth blocks；243 second secondary tooth blocks；25 first pin members；26 Second pin member；Device is fixed in 30 axle center；301 first ends；302 second ends；31 axis holes；32 openings；33 eluding grooves；34 outside wall surfaces； 35 end faces；36 extensions；37 positioning convex portions；40 transmission devices；41 gears；411 teeth portion；42 drive rods；421 driving ends；422 pass Moved end；43 bearings；50 power devices；51 motors；52 power supplys；53 control knobs；60 reversing arrangements；61 reversing bars；611 through-holes；612 Accommodating hole；62 main top tug groups；621 top valve parts；622 bias pieces；63 secondary top tug groups；631 top valve parts；632 bias pieces；64 reset Part；70 elastic components；A1 first axle；A2 second axis；A3 third axis；The aperture D1；D2 outer diameter；OL Opening length；GL gear Length；The first length of L1；The second length of L2.

Specific embodiment

Related the technology used in the present invention, means and its effect hereby lift two preferred embodiments and schema are cooperated to be described in detail such as Afterwards, this is not limited only for purposes of discussion in patent application by such structure.

Fig. 1 to Fig. 6 is please referred to, is the fast of the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner of the present invention Turn stereo appearance figure, stereogram exploded view and the cross-sectional view of spanner first embodiment.The fixed device in the axle center of fast-turn construction spanner of the present invention And the fast-turn construction spanner of the fixed device in application axle center include the fixed device 30 in the axle center of driving device 20, one of ontology 10, one, One transmission device 40 and a power device 50.

The ontology 10 has 11, one, head, 12, one, a body portion drive hole 13 and a driving hole 14, the head 11 It is interconnected with the body portion 12, in this present embodiment, which can interconnect with being integrally formed with the body portion 12, the drive Dynamic hole 13 is extended to form along a first axle A1 in the head 11, which extends to form in the body portion 12, the ontology 10 further include a driving groove 15, the driving groove 15 be set between the drive hole 13 and the driving hole 14 and respectively with the driving Hole 13 is connected with the driving hole 14.

The driving device 20 is set to the drive hole 13 of the ontology 10 along first axle A1 and can drive fixing piece (figure In do not show), fixing piece can be bolt, nut or sleeve.

The fixed device 30 in the axle center is set to the driving groove 15 of the ontology 10 and including an axis hole 31, and the axis hole 31 is along one A second axis A2 extends through the side of the fixed device 30 in the axle center, and more preferably, when the axle center, fixed device 30 is set In the driving groove 15, second axis A2 intersects and orthogonal with first axle A1.

The transmission device 40 is set to ontology 10 and including a gear 41 and a drive rod 42, which can be along this Second axis A2 is rotatably arranged in the axis hole 31 of the fixed device 30 in the axle center and connects the driving device 20, which can It is rotatably arranged in the driving hole 14 of the ontology 10 and including a driving end 421 and a driving end 422, the drive rod 42 Driving end 421 protrudes into the axis hole 31 of the fixed device 30 in the axle center and connects the gear 41, and a bearing 43 is sheathed on the drive rod 42 driving end 421.

The power device 50 connects the driving end 422 of the drive rod 42 and is capable of providing the power drive drive rod 42, should The power source of power device 50 can come from: manpower, electric power, liquid gas pressure etc..

The fast-turn construction spanner of the fixed device of the fixed device in the axle center of fast-turn construction spanner of the present invention and application axle center, relies on the axle center Fixed device 30 is set to the driving groove 15 between the drive hole 13 and the driving hole 14, and the driving device 20 is along the first axle Line A1 is set to the drive hole 13 of the ontology 10, and the gear 41 of the transmission device 40 can be rotatably arranged in along second axis A2 The axis hole 31 of the fixed device 30 in the axle center simultaneously connects the driving device 20, and second axis A2 is perpendicular to first axle A1. Therefore, even if the driving hole 14 is extended to form along a third axis A3 in the body portion 12 when processing, so that the second axis Concentricity tolerance is generated between A2 and third axis A3, in other words, the third axis A3 is generated undesirable when being processing Axis so that the third axis A3 and first axle A1 are completely non-intersecting, or as in the present embodiment Fig. 4 with it is shown in fig. 6 The third axis A3 intersects with first axle A1 but forms the angle for being not equal to 90 degree.By the fixed dress in axle center of the invention It sets 30 and is applied to fast-turn construction spanner, the gear 41 of the transmission device 40 can be avoided generated undesirable axis when processing and (i.e. should Third axis A3) influence and can (it be perpendicular to first axle A1, desired axis as seeking to obtain along second axis A2 Line) driving device 20 is swimmingly connected and drives, so that the torsion of the power device 50 is completely passed through the transmission device 40 Drive rod 42 and gear 41 are transmitted to the driving device 20, and increase the service life of fast-turn construction spanner.

The groove face of the driving groove 15 include a first facial 151 and a radial direction along second axis A2 and this first Facial 151 the second opposite faces 152, one first end of spaced radial of the fixed device 30 in the axle center along second axis A2 301 and a second end 302, the first end 301 and second end 302 of the fixed device 30 in the axle center are born against in the driving groove 15 First facial 151 and the second face 152, the fixed device 30 in the axle center include at least one opening 32, the opening 32 was through should The first end 301 of the fixed device 30 in axle center is simultaneously connected to the axis hole 31, and in the embodiment, the fixed device 30 in the axle center includes altogether Two openings, two opening 32 extend through the fixed device 30 in the axle center first end 301 and second end 302 and with the axis hole 31 Connection.The outer peripheral edge ring of the gear 41 sets a teeth portion 411, which partly exposes to the axle center via the opening 32 It fixes device 30 and is connect with the driving device 20.

The first end 301 of the fixed device 30 in the axle center is set to by the opening 32, when the assembling present invention is solid using axle center When determining the fast-turn construction spanner of device, the gear 41 is placed into the fixed device 30 in the axle center via the opening 32, then by the axis The fixed device 30 of the heart is set to the driving groove 15, bears against the first end 301 of the fixed device 30 in the axle center with second end 302 In the first facial 151 of the driving groove 15 and the second face 152 to reach the locating effect along second axis A2 radial direction, then The drive rod 42 is set to the driving hole 14, the driving end 421 of the drive rod 42 is made to protrude into the axis of the fixed device 30 in the axle center Hole 31 simultaneously connects the gear 41, assembling can be completed, step is easy and assembler does not need the tool of any auxiliary positioning i.e. The gear 41 can be allowed to be directed at second axis A2.

The driving device 20 includes an actuator 21 and first ring gear 22, and the actuator 21 is along first axle A1 It is rotatablely arranged at the drive hole 13, which is rotatably set to the actuator 21 and is able to drive the actuator 21, the fixed device 30 in the axle center includes at least one eluding groove 33, and the eluding groove 33 is along the direction for being parallel to second axis A2 It extends to form the first end 301 in the fixed device 30 in the axle center and is connected to the opening 32, which partly accommodates It intermeshes in the eluding groove 33 with the teeth portion of the gear 41 411.So enable first ring gear 22 relative to the driving Part 21 swimmingly rotates, and makes the fixed device 30 in the axle center that can not arbitrarily deviate from the driving groove 15, and can not along this second Axis A2 is mobile towards the drive hole 13.

In this present embodiment, which further includes second ring gear 23, which is rotatably arranged In the actuator 21 and it is able to drive the actuator 21, first ring gear 22 and second ring gear 23 can be respectively relative to the drive Moving part 21 along the clockwise or counterclockwise rotation of first axle A1 and is located at the driving along first axle A1 The different two sides of part 21.In this present embodiment, the fixed device 30 in the axle center includes two eluding grooves 33 altogether, which divides It does not extend to form along the direction for being parallel to second axis A2 in the first end 301 and second end 302 of the fixed device 30 in the axle center And be connected to the opening 32, first ring gear 22 and second ring gear 23 be respectively partially placed in the eluding groove 33 and with the tooth The teeth portion 411 of wheel 41 is intermeshed.

The side of the driving groove 15 is connected to the drive hole 13, and the groove face of 15 other side of driving groove and the driving hole 14 connect Lead to and have in one face 153, this interior facial 153 along second axis A2 radial two opposite sides respectively with first face Portion 151 is connected and orthogonal with second face 152, and the side of the fixed device 30 in the axle center has an outside wall surface 34, this The outside wall surface 34 of the fixed device 30 in axle center is resisted against interior facial the 153 of the driving groove 15, provides the fixed device 30 in the axle center in this In contrast to the locating effect of 13 side of drive hole in driving groove 15, which runs through the outside wall surface 34.

In this present embodiment, the fixed device 30 in the axle center has an end face 35 in contrast to the side of the outside wall surface 34, should Axis hole 31 is through the end face 35 and the outside wall surface 34, and the end face 35 and the outside wall surface 34 are curved surface, and device 30 is fixed in the axle center Along the direction of parallel second axis A2 with one slightly in the cross sectional shape of crescent shape.

The fixed device 30 in the axle center extends to form an extension 36, the axis hole along second axis A2 in the outside wall surface 34 31 run through the extension 36, which protrudes into the driving hole 14 and form a clearance G between the driving hole 14.

The axis hole 31 of the fixed device 30 in the axle center has an aperture D1,41 edge of gear along the radial direction of second axis A2 The radial direction of second axis A2 has an outer diameter D 2, and aperture D1 is less than the outer diameter D 2.So avoid the gear 41 by the axis Deviate from the fixed device 30 in the axle center in hole 31.

The opening 32 has an Opening length OL along the direction of parallel second axis A2, the gear 41 along it is parallel this There is gear a length GL, Opening length OL to be not less than gear length GL in the direction of two axis A2.In this way, assembler The gear 41 can be placed into the fixed device 30 in the axle center via the opening 32.

In this present embodiment, which has a first length L1, the axle center along the direction of second axis A2 Fixed device 30 is along the direction of second axis A2 with a second length L2, the first length L1 and second length L2 Ratio is greater than 10.The fast-turn construction spanner of the fixed device of the fixed device in the axle center of fast-turn construction spanner of the present invention and application axle center relies on the axle center Fixed device 30 is set to the driving groove 15, even if the second of the fixed device 30 of the first length L1 of the driving hole 14 and the axle center The ratio of length L2 is greater than 10 or more, and the gear 41 of the transmission device 40 still can be by the auxiliary of the fixed device 30 in the axle center It positions and the axis hole 31 of the fixed device 30 in the axle center can be rotatably arranged in along second axis A2 and connect the driving device 20, So that the torsion of the power device 50 is completely passed through the drive rod 42 and be transmitted to the driving device 20 with the gear 41, and increases The service life of fast-turn construction spanner.

In this present embodiment, which further includes a lever 16 and an accommodation groove 17, the lever 16 and the body portion 12, which are integrally formed ground, interconnects, which is set to the lever 16 and accommodates the power device 50, and a capping 18 can It is detached from ground closing accommodation groove 17 and is arbitrarily detached from the accommodation groove 17 to avoid the power device 50.

In this present embodiment, which is the accommodation groove 17 for being driven by electricity and being placed in the ontology 10, the power Device 50 includes 51, power supplys 52 of a motor and a control knob 53, which connects the driving end of the drive rod 42 422, the power supply 52 and the motor 51 electric connection rotate the drive rod 42, the control knob 53 and the motor 51 be electrically connected and The running of the motor 51 can be controlled.

A circular tooth part 131 is arranged far from the side of the driving groove 15 in the drive hole 13, which is arranged one and is slightly in For circular cover piece 132 to close the drive hole 13 along the side of first axle A1, a fastener 133 is set to the drive hole 13 It is interior and be fastened on the cover piece 132.

The driving device 20 further includes a ratchet block group 24, the ratchet block group 24 be set to first ring gear 22 and this Between two ring gears 23 and including two main gear block 241, one first secondary tooth blocks 242 and one second secondary tooth block 243, the two main tooth Block 241 is hubbed at the actuator 21 and respectively selectively engages with the circular tooth part 131 of the drive hole 13, more preferably, one One pin member 25 is arranged in the actuator 21, two main gear block 241 wherein a main gear block 241 and the first secondary tooth block 242, make this two Wherein a main gear block 241 and the first secondary tooth block 242 are coaxially hubbed at the driving with first pin member 25 for axle center to main gear block 241 Part 21, second pin member 26 are arranged in the actuator 21, another main gear block 241 and the second secondary tooth block 243, make another master Tooth block 241 and the second secondary tooth block 243 are coaxially hubbed at the actuator 21 with second pin member 26 for axle center, first pin member 25, the second pin member 26 and first axle A1 are parallel to each other.Two main gear block 241 is located at same level position along first axle A1 It sets, the first secondary tooth block 242 and the second secondary tooth block 243 are respectively along the actuator 21 that is radially disposed at of first axle A1 Two opposite sides and it is located at different level position along first axle A1, it is secondary which along first axle A1 is located at first Between tooth block 242 and the second secondary tooth block 243.

First ring gear 22 and second ring gear 23 can be respectively relative to the actuator 21 along first axle A1 up time Needle direction rotates counterclockwise and is located at the different two sides of the actuator 21 along first axle A1.First ring gear 22 have an interior teeth portion 221 and an end tooth portion 222, the interior teeth portion 221 of first ring gear 22 selectively with this first pair Tooth block 242 engages, and the end tooth portion 222 of first ring gear 22 is engaged with the teeth portion 411 of the gear 41.Second ring gear 23 has one A interior teeth portion 231 and an end tooth portion 232, the interior teeth portion 231 of second ring gear 23 are selectively nibbled with the second secondary tooth block 243 It closes, the end tooth portion 232 of second ring gear 23 is engaged with the teeth portion 411 of the gear 41.

The fast-turn construction spanner of the fixed device of the fixed device in the axle center of fast-turn construction spanner of the present invention and application axle center further includes one and changes To device 60, which includes that the cover piece 132 and the actuator 21 can be rotatably inserted in along first axle A1 One reversing bar 61, one main top tug group, 62, two secondary top tug groups 63 and a return unit 64.The reversing bar 61 can be with respect to the drive Moving part 21 and do not pivoted along first axle A1 between two positions of driving direction in a corresponding driving direction and 1, when the reversing bar 61 between two position when pivoting, meshing relation between two main gear block 241 and the circular tooth part 131 of the drive hole 13 and Between the secondary tooth block 242 of the first of the ratchet block group 24 and the second secondary tooth block 243 and first ring gear 22 or second ring gear 23 Meshing relation changes, to generate commutation function.

The reversing bar 61 has a through-hole 611 and two accommodating holes 612, diameter of the through-hole 611 along first axle A1 To the reversing bar 61 is run through, which is located between two accommodating hole 612 along first axle A1, which opens Mouth is located at the reversing bar 61 along the radial different two sides first axle A1.

The main top tug group 62 is set to the through-hole 611 of the reversing bar 61 and including two top valve parts 621 and a bias piece 622, two top valve parts 621 of the main top tug group 62 push up two main gear blocks 241 of the ratchet block group 24 of pulling respectively, the main top tug group 62 Bias piece 622 is resisted against between two top valve parts 621 of the main top tug group 62.The two secondary top tug group 63 is respectively arranged at the reversing bar 61 two accommodating holes 612 simultaneously respectively include a top valve part 631 and a bias piece 632, which pushes up the wherein pair of tug group 63 The bias piece 632 for pushing up tug group 63 biases the top of top valve part 631 tug of pair top tug group 63 in the first secondary tooth block 242, another secondary top The bias piece 632 of tug group 63 biases the top of top valve part 631 tug of pair top tug group 63 in the second secondary tooth block 243.In this way, user The two top valve parts 621 that the reversing bar 61 can be rotated along first axle A1 and change the main top tug group 62 push up two main gear block of pulling 241 direction, one of them the top top of valve part 631 tug of two secondary top tug groups 63 are in the direction of the first secondary tooth block 242 and another The direction of the top of top valve part 631 tug of the pair top tug group 63 second secondary tooth block 243, so reaches the function of commutation.

In this present embodiment, which is wound spring and is sheathed on the reversing bar 61, which is resisted against Between the reversing bar 61 and the cover piece 132, which can be vertically moved along first axle A1 with respect to the actuator 21 And can be converted between an initial position and a disengaging configuration, when the reversing bar 61 is located at initial position, 21 energy of actuator Enough connection fixtures, and fixing piece can not be detached from the actuator 21, when the reversing bar 61 is located at disengaging configuration, fixing piece can take off From the actuator 21, and the reversing bar 61 compresses the return unit 64.More preferably, by the back stretch of the return unit 64, make this Reversing bar 61 returns back to initial position by disengaging configuration and the reversing bar 61 is enabled normally to be maintained at initial position.

In this present embodiment, the fast-turn construction spanner of the fixed device of the fixed device in the axle center of fast-turn construction spanner of the present invention and application axle center An elastic component 70 is further included, which is set between first ring gear 22 and the cover piece 132, which can For waveform spring and it is sheathed on the actuator 21.By the setting of the elastic component 70, when the actuator 21 drives fixing piece process When suffered resistance is less than 50 torsion of power device, which is located at meshing state and the end tooth portion with first ring gear 22 222 and the end tooth portion 232 of second ring gear 23 intermesh, by the motor 51 rotate the drive rod 42 and with the gear 41 Teeth portion 411 drive first ring gear 22 and the second ring gear 23 along first axle A1 rotation, and then drive 21 turns of the actuator It moves and continues to drive fixing piece.

When the actuator 21 driving fixing piece process suffered by resistance be greater than the power device 50 when so that the torsion of the motor 51 Power is not enough to rotate the drive rod 42 and drives the actuator 21, and the teeth portion 411 of the gear 41 is located at non-engagement state and pushes against First ring gear 22 slightly vertically moves relative to the drive hole 13 along first axle A1 and compresses the elastic component 70, the gear 41 teeth portion 411 generate repeatedly engaged with the end tooth portion 222 of first ring gear 22 and the end tooth portion 232 of second ring gear 23 and The slippage phenomenon of disengaging, so that the teeth portion 411 of the gear 41 is unable to drive first ring gear 22 and second ring gear 23 rotates.This When user the lever 16 of the ontology 10 can be pulled as axle center with manpower using fixing piece, utilize the circular tooth part 131 of the drive hole 13 A two main gear block 241 wherein main gear block 241 is engaged, turns 10 synchronous drive of the ontology actuator 21 along first axle A1 It is dynamic, after fixing piece rotation, the teeth portion 411 and the first ring gear 22 of the gear 41 are made by the elastic-restoring force of the elastic component 70 End tooth portion 222 and the end tooth portion 232 of second ring gear 23 again engage and return back to meshing state.It so solves general In fast-turn construction spanner use process, fixing piece is difficult to overcome the problems, such as excessive resistance.

Fig. 7 is please referred to, the fast-turn construction for the fixed device of the fixed device in axle center and application axle center of fast-turn construction spanner of the present invention is pulled The cross-sectional view of hand second embodiment.Second embodiment of the invention is roughly the same with the structure of first embodiment, and difference is this Interior facial 153 form at least one locating slot 154, which forms at least one positioning convex portion 37, the positioning convex portion 37 Clip is in the locating slot 154.So reinforce the positioning function that the fixed device 30 in the axle center is set in the driving groove 15.Yu Benshi Apply in example, the driving groove 15 include altogether two locating slots 154 respectively symmetrically be recessed be formed in this interior facial 153, the axle center is solid Determine device 30 altogether include two positioning convex portions 37 respectively symmetrically protrude be formed in the outside wall surface 34 and with two locating slot 154 It sets corresponding, so reinforces the locating effect that the fixed device 30 in the axle center is set to the driving groove 15.

With regard to the fixed device of the fixed device in the axle center described above that can summarize fast-turn construction spanner of the present invention and application axle center Fast-turn construction spanner has the advantage that

1, it is set to the driving groove 15 between the drive hole 13 and the driving hole 14 by the fixed device 30 in the axle center, and should Driving device 20 is set to the drive hole 13 of the ontology 10 along first axle A1, the gear 41 of the transmission device 40 can along this Two axis A2 are rotatably arranged in the axis hole 31 of the fixed device 30 in the axle center and connect the driving device 20, and second axis A2 Perpendicular to first axle A1.Therefore, even if the driving hole 14 is extended to form along a third axis A3 in the body when processing Portion 12, so that generating Concentricity tolerance between second axis A2 and third axis A3, in other words, which is to add Undesirable axis caused by working hour, so that the third axis A3 and first axle A1 are completely non-intersecting, or such as this implementation Fig. 4 intersects with the third axis A3 shown in fig. 6 and first axle A1 but forms the angle for being not equal to 90 degree in example.It will The fixed device 30 in axle center of the invention is applied to fast-turn construction spanner, and the gear 41 of the transmission device 40 can be avoided produced when processing Undesirable axis (i.e. third axis A3) influence and along second axis A2, (it is perpendicular to first axle A1, as institute Obtained ideal axis) driving device 20 is swimmingly connected and drives, pass through the torsion of the power device 50 completely The drive rod 42 and gear 41 of the transmission device 40 are transmitted to the driving device 20, and increase the service life of fast-turn construction spanner.

2, the first end 301 of the fixed device 30 in the axle center is set to by the opening 32, when assembling fast-turn construction spanner of the present invention The fixed device of the fixed device in axle center and application axle center fast-turn construction spanner when, the fixed device 30 in the axle center first can be set to this Driving groove 15, and the gear 41 is placed into the fixed device 30 in the axle center via the opening 32, then the drive rod 42 is set It is placed in the driving hole 14, the driving end 421 of the drive rod 42 is made to protrude into the axis hole 31 of the fixed device 30 in the axle center and connects the tooth Wheel 41, can be completed assembling, and the tool that step simplicity and assembler do not need any auxiliary positioning can allow the gear 41 right Quasi- second axis A2.

3, the fixed device 30 in the axle center includes at least one eluding groove 33, and the eluding groove 33 is along being parallel to second axis A2 Direction extend to form the first end 301 in the fixed device 30 in the axle center and be connected to the opening 32,22 part of the first ring gear Ground is placed in the eluding groove 33 and intermeshes with the teeth portion of the gear 41 411.So enable first ring gear 22 relative to The actuator 21 swimmingly rotates, and makes the fixed device 30 in the axle center that can not arbitrarily deviate from the driving groove 15.

Described above to be merely exemplary for the purpose of the present invention, and not restrictive, those of ordinary skill in the art understand, Without departing from the spirit and scope defined by the claims, can many modifications may be made, variation or equivalent, but will all fall Enter within protection scope of the present invention.

Claims

1. a kind of fixed device in the axle center of fast-turn construction spanner, can be set to the driving groove of fast-turn construction spanner, driving groove is formed in drive Between dynamic hole and driving hole, drive hole is extended to form along first axle in fast-turn construction spanner, and the driving device of fast-turn construction spanner is set to Drive hole simultaneously can drive fixing piece, and the transmission device of fast-turn construction spanner is rotatablely arranged at driving hole, which is characterized in that this is fast The fixed device in axle center for turning spanner includes:

One axis hole extends through the side of the fixed device in the axle center along a second axis, when the fixed device in the axle center It is arranged at the driving groove of fast-turn construction spanner, which intersects with first axle and orthogonal, the transmission dress of fast-turn construction spanner Setting can extend into the axis hole and interconnects with driving device, and the fixed device in axle center of the fast-turn construction spanner is along the second axis Radial to have a first end, the first end of the fixed device in the axle center is resisted against the groove face of the driving groove of fast-turn construction spanner；

At least one opening is fixed the first end of device through the axle center and is connected to the axis hole, the transmission dress of fast-turn construction spanner The fixed device in the axle center can partly be exposed to via at least one opening and interconnect with the driving device by setting.

2. the fixed device in the axle center of fast-turn construction spanner as described in claim 1, it is characterised in that: including at least one eluding groove, The eluding groove along the direction for being parallel to the second axis extend to form in the fixed device in the axle center first end and with this at least one A open communication, driving device can be partially accommodated within the eluding groove and intermesh with transmission device, the fixed dress in the axle center The side set has an outside wall surface, which can be resisted against the groove face of driving groove, which runs through the outside wall surface.

3. the fixed device in the axle center of fast-turn construction spanner as claimed in claim 2, it is characterised in that: in contrast to the side of the outside wall surface With an end face, the axis hole is through the end face and the outside wall surface, and when the axle center, fixed device is arranged at the biography of fast-turn construction spanner Dynamic slot, the end face face the driving device of fast-turn construction spanner, and to protrude into the axis hole mutual with driving device for the transmission device of fast-turn construction spanner Be connected so that the fixed device in the axle center of the fast-turn construction spanner be restricted to fast-turn construction spanner driving device and driving groove groove face it Between and the driving groove of fast-turn construction spanner can not be detached from, the axle center is fixed to be installed on the outside wall surface and extends to form one along the second axis Extension, the axis hole run through the extension, which can extend into the driving hole of fast-turn construction spanner and formed between driving hole One gap, the end face and the outside wall surface are curved surface, and the fixed device in the axle center has one along the direction of the parallel second axis The cross sectional shape of a crescent shape.

4. the fixed device in the axle center of fast-turn construction spanner as claimed in claim 3, it is characterised in that: form at least one in the outside wall surface A positioning convex portion, the positioning convex portion can clip in driving groove.

5. a kind of fast-turn construction spanner using the fixed device in axle center, which is characterized in that include:

One ontology has a head, a body portion, a drive hole and a driving hole, and the head and the body portion are mutual It is connected, which extends to form along a first axle in the head, which extends to form in the body portion, the ontology Further include a driving groove, the driving groove be set between the drive hole and the driving hole and respectively with the drive hole and the transmission Hole is connected；

The fixed device in one axle center, is set to the driving groove of the ontology, and the fixed device in the axle center is including an axis hole and at least One opening, the axis hole extend through the side of the fixed device in the axle center along a second axis, the second axis and this The intersection of one axis is simultaneously orthogonal, and the fixed device in the axle center has a first end along the radial direction of the second axis, and the axle center is solid Determine device first end be resisted against fast-turn construction spanner driving groove groove face, at least one opening is through the fixed device in the axle center First end is simultaneously connected to the axis hole；

One transmission device, is set to ontology and including a gear and a drive rod, which can be along the second axis It is rotatably arranged in the axis hole of the fixed device in the axle center and partly exposes to the fixed dress in the axle center via at least one opening It sets and connects the driving device, which is rotatablely arranged at the driving hole of the ontology and including a driving end and one Driving end, the driving end of the drive rod protrude into the axis hole of the fixed device in the axle center and connect the gear；And

6. as claimed in claim 5 using the fast-turn construction spanner of the fixed device in axle center, it is characterised in that: the groove face packet of the driving groove A first facial is included, the first end of the fixed device in the axle center is resisted against the first facial of the driving groove, the outer peripheral edge of the gear Ring sets a teeth portion, the teeth portion via at least one opening partly expose to the fixed device in the axle center and with the driving device Connection, the driving device include that an actuator and first ring gear, the actuator can be rotatably set along the first axle In the drive hole, which is rotatably set to the actuator and is able to drive the actuator, the fixed device packet in the axle center At least one eluding groove is included, which extends to form the in the fixed device in the axle center along the direction for being parallel to the second axis One end is simultaneously connected to at least one opening, is placed in the eluding groove to first toothed ring section and mutual with the teeth portion of the gear Engagement, the side of the driving groove are connected to the drive hole, and the groove face of the driving groove other side is connected to the driving hole and has one A interior face, which is connected along the radial direction of the second axis with the first facial and orthogonal, the fixed device in the axle center Side there is an outside wall surface, which is resisted against the interior face of the driving groove.

7. as claimed in claim 6 using the fast-turn construction spanner of the fixed device in axle center, it is characterised in that: the fixed device phase in the axle center Instead there is an end face in the side of the outside wall surface, which fills through the end face and the outside wall surface, the end face in face of the driving It sets, and the driving end of the drive rod protrudes into the axis hole of the fixed device in the axle center and connects the gear, so that device is fixed in the axle center It is restricted to that the driving groove can not be detached between the driving device and the interior face, axle center fixation is installed on the outside wall surface edge The second axis extends to form an extension, which runs through the extension, the extension protrude into the driving hole and with the biography A gap is formed between dynamic hole, the end face and the outside wall surface are curved surface, and the fixed device in the axle center is along the parallel second axis Direction have a crescent shape cross sectional shape.

8. as claimed in claim 6 using the fast-turn construction spanner of the fixed device in axle center, it is characterised in that: the driving groove is in the inner face Portion forms at least one locating slot, and axle center fixation is installed on the outside wall surface and forms at least one positioning convex portion, the positioning convex portion Clip is in the locating slot.

9. as claimed in claim 6 using the fast-turn construction spanner of the fixed device in axle center, it is characterised in that: the fixed device in the axle center Axis hole has an aperture along the radial direction of the second axis, which has an outer diameter, the hole along the radial direction of the second axis Diameter is less than the outer diameter, which has first length along the direction of the second axis, the fixed device in the axle center along this The direction of two axis has second length, and the ratio of first length and second length is greater than 10, this at least one open The direction of the parallel second axis of opening's edge has an Opening length, which has one along the direction of the parallel second axis Gear length, the Opening length are not less than the gear length.