CN105922178A - Automotive rapidly-rotating spanner - Google Patents
Automotive rapidly-rotating spanner Download PDFInfo
- Publication number
- CN105922178A CN105922178A CN201610535954.1A CN201610535954A CN105922178A CN 105922178 A CN105922178 A CN 105922178A CN 201610535954 A CN201610535954 A CN 201610535954A CN 105922178 A CN105922178 A CN 105922178A
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- Prior art keywords
- rotary
- screw rod
- braking
- sleeve
- hand pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000033001 locomotion Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000013011 mating Effects 0.000 claims description 3
- 238000009987 spinning Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 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
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/466—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in an axial direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/467—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member which are gear-operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/468—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member with possibility of locking the ratchet mechanism
-
- 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
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
- B25B21/002—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose for special purposes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to a disassembly-assembly tool. An automotive rapidly-rotating spanner comprises a spanner body and a spanner head arranged on one end part of the spanner body, wherein the spanner body comprises a hand-pressing outer sleeve tube, an inner sleeve tube slidably arranged in the hand-pressing outer sleeve tube in a matching and sleeving manner, and a connector fixedly arranged at the bottom end of the inner sleeve tube, and a guide and rotation assembly is arranged between the hand-pressing outer sleeve tube and the inner sleeve tube; and an axial linear motion of the hand-pressing outer sleeve tube is converted to a rotation motion of the inner sleeve tube through the guide and rotation assembly, and then a rotation action of the spanner head is driven. According to the automotive rapidly-rotating spanner disclosed by the invention, a unidirectional rotation force is realized when the hand-pressing outer sleeve tube is pressed downwards through the cooperation between a rotary ratchet wheel at the bottom of a rotary guide sleeve and a brake ratchet wheel at the bottom of a brake guide sleeve, thus a screw can be screwed or unscrewed; and the brake ratchet wheel and the rotary ratchet wheel are rapidly separated to interrupt the transfer of the force when the hand-pressing outer sleeve tube is pulled upwards, and the cooperation is smooth, thus the transfer of the unidirectional force is realized.
Description
Technical field
The present invention relates to a kind of dismantling device, be specifically related to a kind of automobile-used quick rotary spanner.
Background technology
In the disassembly process of electromotor, owing to box house part is too much, volume is too small, existing spanner not only inconvenient operation, easily interfere with periphery miscellaneous part, and removal efficiency is low, and causing applying dynamics little because local is interfered, tightness is poor, dismounting casing long screw has inconvenience more.Accordingly, it would be desirable to for present stage spanner from working place, special instrument poor universality etc. in terms of improve, thus solve the difficult problem encountered in practical operation application process.
Summary of the invention
For the problem and shortage of above-mentioned existence, the present invention provides a kind of reasonable in design, compact, and dismounting efficiency is high, to the little and practical automobile-used quick rotary spanner of space requirement.
For solving the problems referred to above, adopted the technical scheme that:
A kind of automobile-used quick rotary spanner, including wrench body and the driving end being arranged on wrench body end, described wrench body includes that hand pressure trocar sheath, coupling are slidably located in the inner sleeve in hand pressure trocar sheath and be fixedly installed on the union joint of inner sleeve bottom, are provided with guiding rotary components between described hand pressure trocar sheath and inner sleeve;The axial linear movement of described hand pressure trocar sheath is converted into the rotary motion of inner sleeve by guiding rotary components, and then drives the spinning movement of driving end.
Described guiding rotary components includes braking guide pin bushing, rotary guide sleeve and screw rod, described braking guide pin bushing is fixing with inner sleeve to be connected, the inner chamber of described rotary guide sleeve is provided with the spiral internal tooth mating engaged transmission with threaded rod, and between rotary guide sleeve and braking guide pin bushing, it is provided with rotary ratchet and the braking ratchet of coupling engaged transmission, described screw rod is with the upper and lower axially-movable of hand pressure trocar sheath, and drives rotary guide sleeve, braking guide pin bushing, inner sleeve to rotate.
Described braking ratchet is arranged on the inner chamber bottom of braking guide pin bushing, the inner chamber top of braking guide pin bushing is fixedly installed stopper sleeve pipe, described rotary guide sleeve coupling is slidably located in the braking guide pin bushing inner chamber between braking ratchet and stopper sleeve pipe, described rotary ratchet is arranged on the bottom of rotary guide sleeve, and engages with braking ratchet coupling.
Between the upper end of described screw rod with hand pressure trocar sheath, by fastening, assembly is fixing to be connected, and the bottom of screw rod is provided with lower limit assembly.
Described fastens the upper end cover that assembly includes being fixedly installed on hand pressure outer sleeve upper portion, and described screw rod is fixing with upper end cover to be connected.
Described lower limit assembly is included the lower limit screw rod being arranged on screw rod bottom and is fixed the spacing shim being pressed on lower limit screw rod by locking nut.
The cavity length braking guide pin bushing between described braking ratchet and stopper sleeve pipe is S, a length of L of rotary guide sleeve, and the height of braking ratchet is H, then S >=L+H.
Described automobile-used quick rotary spanner also includes that wind big gun, described hand pressure trocar sheath top are provided with the pneumatic connecting groove being in transmission connection with wind big gun, is provided with one locked assembly between described hand pressure trocar sheath and inner sleeve.
Described one locked assembly includes at least one locking groove being opened in vertically on inner sleeve outer wall, be opened on hand pressure trocar sheath the locking screw corresponding with locking groove and the locking screw rod that coupling is arranged in locking screw.
The inner end of described locking screw rod is protruding hemisphere face structure, and the outer end of locking screw rod is provided with tightens otic placode.
Use technique scheme, acquired provide the benefit that:
Overall construction design the most of the present invention is compact, by the way of changing the transmission of conventional spanner power, being coordinated with rotary guide sleeve internal helicoid internal tooth by screw rod drives rotary guide sleeve to rotate, it is rotary motion by linear line conversion of motion, so that user presses down hand pressure trocar sheath just can realize Quick fastening screw, it is greatly reduced the demand to working place, effectively solves the part such as electromotor or boxlike component of automobile limitation of wrench operated too much and in the inconvenience of the too small dismounting long screw caused of volume or narrow space.
2. the present invention by bottom rotary guide sleeve with the coordinating of the rotating ratchet bottom braking guide pin bushing and brake ratchet, realize unidirectional revolving force when pressing down hand pressure trocar sheath, can tighten or unscrew screw;When pulling up hand pressure trocar sheath, brake ratchet and rotating ratchet sharp separation, interrupt the transmission of power, coordinate smooth and easy, thus realize the transmission of unidirectional force.
3. bigger when the pretightning force of nut, and when quickly the revolving force of rotary spanner can not turn on nut, the present invention is by linking into an integrated entity hand pressure trocar sheath with inner sleeve with locking screw rod, tightening or unscrewing of nut is realized by wind big gun, and locking screw rod is connectable to the diverse location outside inner sleeve, thus the length worked between wind big gun and nut is set, substantially increase its range of application.
4. the present invention can mate application with the telescopic driving end of different model on the market, thus realizes the dismounting of the bolt and nut of different model, improves its practicality, it is simple to popularize application.
5. present configuration is simple, low cost of manufacture, and overall package is convenient, easy and simple to handle in carrying out disassembly process, uses safety, and slippage will not be occurred the potential safety hazard such as to hurt sb.'s feelings.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the overall sectional structure schematic diagram of the present invention.
Fig. 3 is the structural representation guiding rotary components.
Fig. 4 is the fractionation structural representation guiding rotary components.
Fig. 5 is the structural representation of rotary guide sleeve.
Fig. 6 is the structural representation of locking screw rod.
Sequence number in figure: 1 be hand pressure trocar sheath, 2 be inner sleeve, 3 be union joint, 4 be driving end, 5 be braking guide pin bushing, 6 be rotary guide sleeve, 7 be screw rod, 8 be braking ratchet, 9 be stopper sleeve pipe, 10 be rotary ratchet, 11 be spiral internal tooth, 12 be upper end cover, 13 be lower limit pad, 14 be lower limit screw rod, 15 be locking nut, 16 be pneumatic connecting groove, 17 be locking groove, 18 be locking screw, 19 be locking screw rod, 20 for tightening otic placode.
Detailed description of the invention
Below in conjunction with specific embodiment and accompanying drawing, the present invention is described in more detail, but the invention is not restricted to these embodiments.
Embodiment one: see Fig. 1-Fig. 5, a kind of automobile-used quick rotary spanner of the present invention, including wrench body and the driving end 4 being arranged on wrench body end, wrench body includes hand pressure trocar sheath 1, mates the inner sleeve 2 being slidably socketed in hand pressure trocar sheath 1 and the union joint 3 being fixedly installed on inner sleeve 2 bottom, guiding rotary components it is provided with between hand pressure trocar sheath 1 and inner sleeve 2, its driving end 4 can be the telescopic driving end of different size on the market, and telescopic driving end match activities is fastened on union joint 3.
nullWherein,Guide rotary components to include braking guide pin bushing 5、Rotary guide sleeve 6 and screw rod 7,Described braking guide pin bushing 5 is threadably secured the top being set in inner sleeve 2,The inner chamber bottom of braking guide pin bushing 5 is provided with braking ratchet 8,The inner chamber top of braking guide pin bushing 5 is threadably secured and is provided with stopper sleeve pipe 9,In the inner chamber of the braking guide pin bushing that described rotary guide sleeve 6 coupling is slidably located between braking ratchet 8 and stopper sleeve pipe 9,The bottom of rotary guide sleeve 6 is provided with and brakes the rotary ratchet 10 that ratchet 8 coupling engages,In the assembling of revoling tube 6 and brake casing 5,The cavity length braking guide pin bushing between braking ratchet and stopper sleeve pipe is S,The a length of L of rotary guide sleeve,The height of braking ratchet is H,Then S >=L+H,It is thus possible to guarantee during hand pressure trocar sheath pulls up,Can ensure that braking ratchet and rotary ratchet efficiently separate.
Being provided with the spiral internal tooth 11 mating engaged transmission with screw rod 7 in the inner chamber of rotary guide sleeve 6, braking guide pin bushing 5 and rotary guide sleeve 6 are run through in screw rod about 7 two ends;Between the upper end of described screw rod 7 and hand pressure trocar sheath 1, by fastening, assembly is fixing to be connected, make screw rod 7 and hand pressure trocar sheath 1 geo-stationary, and knee-action can be synchronized, and screw rod 7 will not rotate action, the bottom of screw rod 7 is provided with lower limit assembly, thus departs from braking guide pin bushing 5 and rotary guide sleeve 6 during preventing screw rod pull-up.
In the present embodiment, preferably fastening assembly is the upper end cover 12 being threadably secured and being arranged on hand pressure trocar sheath 1 upper end, and described screw rod 7 is threadably secured with upper end cover 12 and is connected;Lower limit assembly includes the lower limit screw rod 14 being arranged on screw rod 7 bottom and by the fixing spacing shim 13 being pressed on lower limit screw rod 14 of locking nut 15.
The assembling mode of the present embodiment is:
First braking guide pin bushing is fixed on the upper end of inner sleeve, locking nut and lower limit pad are fixedly mounted on the lower limit screw rod of threaded rod, by the top of screw rod through braking guide pin bushing, rotary guide sleeve tooth coordinate the top from screw rod be inserted in screw rod until rotary guide sleeve is placed on inside braking guide pin bushing with screw rod, stopper sleeve pipe is fixed on braking guide pin bushing, pull screw rod, it is ensured that screw rod can do the movement of small distance between stopper sleeve pipe and braking ratchet;Secondly the threaded rod at screw rod top is fixed together with upper end cover, hand pressure trocar sheath is overlapped from bottom to top along inner sleeve and receives on inner sleeve, and hold hand pressure trocar sheath and by screw thread, hand pressure trocar sheath is fixed together with end cap on hand;Fix afterwards and connect union joint and driving end, complete the assembling of automobile-used quick rotary spanner.
The operation principle of the present embodiment is:
In carrying out operating process, automobile-used quick rotary spanner overall package is completed, and make the driving end of bottom corresponding with nuts, ensure that hand pressure trocar sheath and inner sleeve are in extended state simultaneously, both hands hold the upper end of hand pressure trocar sheath, and press under exerting a force, screw rod coordinates with the spiral internal tooth of rotary guide sleeve, rotate internal tooth transmission moment of torsion, thus guide pin bushing is rotated and rotates, the rotary ratchet of rotary guide sleeve engages each other with the braking ratchet of braking guide pin bushing, thus drive braking guide pin bushing to rotate, braking guide pin bushing is fixedly sleeved structure with inner sleeve, therefore inner sleeve, union joint, driving end does spinning movement under the drive of braking guide pin bushing, thus coordinated with bolt from driving end, realize tightening or unscrewing of bolt.
During pressure down, owing to rotary guide sleeve can move up and down by small distance between stopper sleeve pipe and braking ratchet, instantly during pressure hand pressure trocar sheath, the rotary ratchet of rotary guide sleeve coordinates with the braking ratchet of braking guide pin bushing and meshes together, complete one take turns tighten or unscrew action, hand pressure trocar sheath arrives maximum displacement;When rotary guide sleeve is in bottom, during until union joint is touched in the bottom of lower limit screw rod, now need to pull up hand pressure trocar sheath, at this during pull-up, the rotary ratchet of rotary guide sleeve departs from the braking ratchet of braking guide pin bushing and coordinates, rotary guide sleeve dallies along screw rod, and rotary guide sleeve is fitted with stopper sleeve pipe;Persistently pull up, owing to lower limit pad connects tactile braking with braking guide pin bushing, pull-up hand pressure trocar sheath reaches maximum displacement, lower limit pad serves position-limiting action, and prevent screw rod from departing from inside braking guide pin bushing, so far complete an operation circulation, as bolt length is longer, repeat multiple operation circulation, complete the dismounting of this bolt.
nullEmbodiment two: see Fig. 1-Fig. 6,The structure of the present embodiment is essentially identical with embodiment one,Something in common no longer repeats,Its difference is: when pretightning force is excessive,When cannot be dismounted by hand pressure trocar sheath,It is fixed as one by hand pressure trocar sheath and inner sleeve are carried out entirety,Dismounting is completed utilizing wind big gun,Wherein it is provided with the pneumatic connecting groove 16 being in transmission connection with wind big gun on upper end cover 12,One locked assembly it is provided with between described hand pressure trocar sheath 1 and inner sleeve 2,Integrally locked assembly includes at least one locking groove 17 being opened in vertically on inner sleeve 2 outer wall、The locking screw rod 19 that the locking screw 18 corresponding with locking groove 17 being opened on hand pressure trocar sheath 1 and coupling are arranged in locking screw,Wherein the inner end of locking screw rod 19 is protruding hemisphere face structure,The outer end of locking screw rod 19 is provided with tightens otic placode 20.
The operation principle of the present embodiment is:
When in disassembly process, when required pretightning force is excessive, need to complete dismounting by wind big gun, locking screw rod is tightened firstly the need of operator, locking screw rod passes inwardly through the locking screw at the bottom of hand pressure trocar sheath, and contact with each other extruding with the locking groove of the lateral surface of inner sleeve, thus hand pressure trocar sheath and inner sleeve are connected as a single entity, quick rotary spanner now is equivalent to a long sleeve, the driving means of wind big gun coordinates transmission with the pneumatic connecting groove on upper end cover, the driving force of wind big gun drives to driving end by hand pressure trocar sheath and the inner sleeve being connected, drive the rotation of driving end, thus realize tightening or unscrewing of bolt.When carrying out back work without wind big gun, operator only need to unclamp locking screw rod so that locking screw rod inner end departs from the locking groove of the lateral surface of inner sleeve, until hand pressure trocar sheath can make linear movement back and forth along inner sleeve.
The invention is not limited in above-mentioned detailed description of the invention, those skilled in the art also can make multiple change accordingly, but any all should contain within the scope of the claims with present invention equivalent or similar change.
Claims (10)
1. an automobile-used quick rotary spanner, including wrench body and the driving end being arranged on wrench body end, it is characterized in that: described wrench body includes that hand pressure trocar sheath, coupling are slidably located in the inner sleeve in hand pressure trocar sheath and be fixedly installed on the union joint of inner sleeve bottom, are provided with guiding rotary components between described hand pressure trocar sheath and inner sleeve;The axial linear movement of described hand pressure trocar sheath is converted into the rotary motion of inner sleeve by guiding rotary components, and then drives the spinning movement of driving end.
Automobile-used quick rotary spanner the most according to claim 1, it is characterized in that: described guiding rotary components includes braking guide pin bushing, rotary guide sleeve and screw rod, described braking guide pin bushing is fixing with inner sleeve to be connected, the inner chamber of described rotary guide sleeve is provided with the spiral internal tooth mating engaged transmission with threaded rod, and between rotary guide sleeve and braking guide pin bushing, it is provided with rotary ratchet and the braking ratchet of coupling engaged transmission, described screw rod is with hand pressure trocar sheath axially-movable, and drives rotary guide sleeve, braking guide pin bushing, inner sleeve to rotate.
Automobile-used quick rotary spanner the most according to claim 2, it is characterized in that: described braking ratchet is arranged on the inner chamber bottom of braking guide pin bushing, the inner chamber top of braking guide pin bushing is fixedly installed stopper sleeve pipe, described rotary guide sleeve coupling is slidably located in the braking guide pin bushing inner chamber between braking ratchet and stopper sleeve pipe, described rotary ratchet is arranged on the bottom of rotary guide sleeve, and engages with braking ratchet coupling.
Automobile-used quick rotary spanner the most according to claim 2, it is characterised in that: between the upper end of described screw rod with hand pressure trocar sheath, by fastening, assembly is fixing to be connected, and the bottom of screw rod is provided with lower limit assembly.
Automobile-used quick rotary spanner the most according to claim 4, it is characterised in that: described fastens the upper end cover that assembly includes being fixedly installed on hand pressure outer sleeve upper portion, and described screw rod is fixing with upper end cover to be connected.
Automobile-used quick rotary spanner the most according to claim 4, it is characterised in that: described lower limit assembly is included the lower limit screw rod being arranged on screw rod bottom and is fixed the spacing shim being pressed on lower limit screw rod by locking nut.
Automobile-used quick rotary spanner the most according to claim 3, it is characterised in that: the cavity length braking guide pin bushing between described braking ratchet and stopper sleeve pipe is S, a length of L of rotary guide sleeve, and the height of braking ratchet is H, then S >=L+H.
Automobile-used quick rotary spanner the most according to claim 1, it is characterized in that: described automobile-used quick rotary spanner also includes wind big gun, described hand pressure trocar sheath top is provided with the pneumatic connecting groove being in transmission connection with wind big gun, is provided with one locked assembly between described hand pressure trocar sheath and inner sleeve.
Automobile-used quick rotary spanner the most according to claim 8, it is characterised in that: described one locked assembly includes at least one locking groove being opened in vertically on inner sleeve outer wall, be opened on hand pressure trocar sheath and locking screw rod that the locking screw corresponding with locking groove and coupling are arranged in locking screw.
Automobile-used quick rotary spanner the most according to claim 9, it is characterised in that: the inner end of described locking screw rod is protruding hemisphere face structure, and the outer end of locking screw rod is provided with tightens otic placode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610535954.1A CN105922178B (en) | 2016-07-10 | 2016-07-10 | Automobile-used quick rotary spanner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610535954.1A CN105922178B (en) | 2016-07-10 | 2016-07-10 | Automobile-used quick rotary spanner |
Publications (2)
Publication Number | Publication Date |
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CN105922178A true CN105922178A (en) | 2016-09-07 |
CN105922178B CN105922178B (en) | 2017-11-07 |
Family
ID=56827350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610535954.1A Expired - Fee Related CN105922178B (en) | 2016-07-10 | 2016-07-10 | Automobile-used quick rotary spanner |
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CN (1) | CN105922178B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114655096A (en) * | 2020-12-22 | 2022-06-24 | 宁波均胜汽车安全***有限公司 | Ejection device and protection system for vehicle seat armrest |
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Publication number | Priority date | Publication date | Assignee | Title |
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US5894766A (en) * | 1998-04-10 | 1999-04-20 | Yang; Chung-Jeng | Ratchet screwdriver |
CN2664855Y (en) * | 2003-12-03 | 2004-12-22 | 毕昌启 | On-vehicle combination tool of mini motor vehicle |
DE202011110212U1 (en) * | 2011-12-12 | 2013-02-11 | Schünke GmbH | Ratchet attachment for driving screwing tools |
CN204195625U (en) * | 2014-09-18 | 2015-03-11 | 国家电网公司 | Power equipment operation in narrow space combination Work tool |
CN205218951U (en) * | 2015-12-28 | 2016-05-11 | 四川鸿舰重型机械制造有限责任公司 | Formula box spanner is carried to manual pressure |
CN205600590U (en) * | 2015-07-27 | 2016-09-28 | 优钢机械股份有限公司 | Torque wrench capable of quickly switching torque force |
CN205817677U (en) * | 2016-07-10 | 2016-12-21 | 浙江农业商贸职业学院 | Automobile-used quick rotary spanner |
-
2016
- 2016-07-10 CN CN201610535954.1A patent/CN105922178B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5894766A (en) * | 1998-04-10 | 1999-04-20 | Yang; Chung-Jeng | Ratchet screwdriver |
CN2664855Y (en) * | 2003-12-03 | 2004-12-22 | 毕昌启 | On-vehicle combination tool of mini motor vehicle |
DE202011110212U1 (en) * | 2011-12-12 | 2013-02-11 | Schünke GmbH | Ratchet attachment for driving screwing tools |
CN204195625U (en) * | 2014-09-18 | 2015-03-11 | 国家电网公司 | Power equipment operation in narrow space combination Work tool |
CN205600590U (en) * | 2015-07-27 | 2016-09-28 | 优钢机械股份有限公司 | Torque wrench capable of quickly switching torque force |
CN205218951U (en) * | 2015-12-28 | 2016-05-11 | 四川鸿舰重型机械制造有限责任公司 | Formula box spanner is carried to manual pressure |
CN205817677U (en) * | 2016-07-10 | 2016-12-21 | 浙江农业商贸职业学院 | Automobile-used quick rotary spanner |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114655096A (en) * | 2020-12-22 | 2022-06-24 | 宁波均胜汽车安全***有限公司 | Ejection device and protection system for vehicle seat armrest |
CN114655096B (en) * | 2020-12-22 | 2023-10-13 | 宁波均胜汽车安全***有限公司 | Ejection device and protection system for vehicle seat armrests |
Also Published As
Publication number | Publication date |
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CN105922178B (en) | 2017-11-07 |
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Granted publication date: 20171107 |