CN201782783U - Automatic locking-unlocking type bit changeable screwdriver - Google Patents
Automatic locking-unlocking type bit changeable screwdriver Download PDFInfo
- Publication number
- CN201782783U CN201782783U CN2010205143719U CN201020514371U CN201782783U CN 201782783 U CN201782783 U CN 201782783U CN 2010205143719 U CN2010205143719 U CN 2010205143719U CN 201020514371 U CN201020514371 U CN 201020514371U CN 201782783 U CN201782783 U CN 201782783U
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- CN
- China
- Prior art keywords
- spring
- action bars
- hole
- sphenoid
- clamping block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a medical device, in particular to an automatic locking-unlocking type bit changeable screwdriver, which comprises a holding handle, a spring fixing disc, an unlocking spring, a moving rod, a moving block, an inclined fork, a locking spring, a spring box, a locking block, an unlocking cavity, a replace bit, a locking hole, an operating rod and a spring hole. A blind hole which is coaxial with the operating rod is arranged at the bottom end of the operating rod, a base of the replace bit is arranged in the blind hole of the bottom end of the operating rod, a longitudinal spring hole is arranged at the top surface of the operating rod, the unlocking cavity which is arranged on the side wall of the operating rod is arranged under the spring hole, the cross section of the unlocking cavity is a rectangular strip-shaped space, the lower end of the spring fixing disc is provided with a moving rod which is integrated and coaxial with the spring fixing disc, the lower end of the moving rod is integrated with a moving block in the unlocking cavity after penetrating through a round hole at the bottom of the spring hole, and the lower end of the moving block is provided with the inclined fork which is integrated with the moving block.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly relates to a kind of automatically locking and separates the locking-type Screwdriver with removable heads.
Background technology
The screwdriver of the different model that existing hands surgery is used mostly is the action bars that is equipped with oneself separately, though such design is simple in structure, but because screwdriver is fragile, be an indivisible integral body with action bars again simultaneously, therefore intact action bars also can become waste product because of the damage of screwdriver, this makes the cost of operating theater instruments too high, causes waste.Simultaneously, because the perioperatively medical apparatus and instruments needs disinfection, action bars can occupy bigger space after entering sterilizing equipment decontaminating apparatus, has increased the disinfectant cost on the one hand, has also reduced disinfectant efficient simultaneously.
Avoid the problems referred to above, just must make screwdriver and its action bars separable, but accomplish both can easily connect fast between the two and quick-detach, replacing soon, make again between the two can stablize, firmly, the combination of non-loosening ground, but to be those skilled in the art thirst for to solve the problem that always can thoroughly not solve for many years always for this.
The utility model content
This utility model is for solving the deficiencies in the prior art, provide a kind of can the realization to be connected fast easily and quick-detach, replacing soon between screwdriver replacement head and the action bars, can make between the two again can stablize, firmly, bonded the automatically locking in non-loosening ground separate the locking-type Screwdriver with removable heads.
The scheme that solves this utility model technical problem is: automatically lock and separate the locking-type Screwdriver with removable heads by lever, solid spring dish, release spring, carriage release lever, movable block, tiltedly fork, locking spring, spring case, clamping block, release chamber, replacement head, lock hole, action bars and spring eye constitute.
Replacement head be by columniform bar portion and be in bar portion two ends respectively and with bar portion be that holistic crewdriver attachment and columniform pedestal constitute.One lock hole is arranged on the sidewall of the pedestal of replacement head.There is an annular slope upper end of replacement head pedestal.Lever and action bars are the cylindrical of concentric, and action bars is in the lower end of lever and the two is combined as a whole by screw thread.The bottom of action bars have one with the blind hole of action bars concentric, the pedestal of replacement head is in the blind hole of action bars bottom and with blind hole and becomes assembling to concern movingly.Have a spring eye longitudinally on the end face of action bars, the different axle center of spring eye with action bars.Be out the release chamber on the action bars sidewall under the spring eye.The release chamber is that cross section is orthogonal bar shaped space, and the outside in release chamber opens wide.Gu being in the spring eye and with spring eye, the spring dish is in active relationship, Gu the lower end of spring dish be with solid spring dish be one whole and with the carriage release lever of solid spring dish concentric, the lower end of carriage release lever pass behind the circular hole of spring eye bottom with the release chamber in movable block be combined as a whole.The circular hole of carriage release lever and spring eye bottom is in active relationship.Be on the carriage release lever in the spring eye and be with the release spring.Movable block is the cube that is in the release chamber and is in active relationship with the release chamber, the lower end of movable block be with movable block be holistic oblique fork, tiltedly the side of fork be right angled triangle and tip down.Tiltedly there is a vacancy at the middle part of the lower end of fork, and this vacancy makes the lower end of oblique fork become a fork-shaped body.Tiltedly the medial surface of the pairing side of right-angle side of the lateral right angled triangle of fork and movable block is on same vertical plane.Lock hole has a via hole on the sidewall of the pairing action bars of the horizontal level of lock hole bottom blind hole under the pedestal top of replacement head and situation that the top of action bars lower end blind hole contacts, the release chamber communicates by this via hole with the bottom blind hole.The position that the outward flange in release chamber is corresponding with the lock hole level have with action bars be holistic spring case, spring case is cuboidal housing, the left end sealing of spring case, right-hand member communicates with the release chamber, and the longitudinal centre line of spring case and the axial line of action bars intersect vertically.Clamping block is the sphenoid be combined into by a cube and cube right-hand member.The end face of cube and sphenoid is on a horizontal plane, the side of sphenoid is the downward right-angled trapezium of hypotenuse, two of sphenoid middle part are divided into half section on a left side and right half section with vertical side direction inclined-plane, sphenoid downside inclined-plane with sphenoid, and right half section thickness is half of the half section thickness in a left side.The cube of clamping block partly is in the spring case, between the left end of clamping block and the inner left wall of spring case the locking spring is arranged, and the right-hand member head of the sphenoid of clamping block inserts in the lock hole of replacement head pedestal sidewall.Half section on the right side of clamping block sphenoid is in the vacancy at middle part, oblique fork lower end, tiltedly the described side direction inclined-plane of pairing two inclined-planes of the lateral hypotenuse of right angled triangle of fork and clamping block over against and be parallel to each other.
In the time of replacement head need being taken out from action bars, only need to push down movable block and to lower slider with thumb, under the pressure effect of pairing two inclined-planes of the lateral hypotenuse of right angled triangle to the described side direction inclined-plane of clamping block of tiltedly pitching, clamping block is slippage left, the right-hand member head of the sphenoid of clamping block is extracted out from lock hole, and can extract replacement head out easily this moment.In the time of need being installed in replacement head in the action bars, only need elder generation that the pedestal of replacement head is inserted in the blind hole of action bars bottom, because the downside of the sphenoid of clamping block is the inclined-plane, therefore under the oblique pressure effect of replacement head pedestal upper end, clamping block slippage left also makes the replacement head pedestal can pass through clamping block right-hand member head position smoothly, rotate replacement head then, when the right-hand member head of the sphenoid of lock hole and clamping block over against the time, the right-hand member of clamping block inserts in the lock hole again under the pushing of locking spring.Can't move down because the end face of the sphenoid of clamping block is the pedestal of horizontal plane so replacement head, replacement head promptly is fixed again.
Adopt such scheme, can reach following effect:
1. these have multiple model and flimsy apparatus fabricate becomes interchangeable member and separates setting with action bars because this utility model is with screwdriver, greatly reduce the cost of operating theater instruments like this, avoided waste, because replacement head can be concentrated separately and carry out disinfection, disinfection space and cost of transportation have been saved simultaneously.
2. because the mode that this utility model has adopted the lock hole of the right-hand member head of sphenoid of clamping block and replacement head pedestal sidewall to plug together fixes replacement head, compared with prior art, the situation of in use having stopped fully to skid between screwdriver and the action bars takes place, and has good steadiness.
Since this utility model in installation process, the right-hand member head of the sphenoid of securing rod can bounce back automatically so that the pedestal of replacement head passes through smoothly, and when sphenoid right-hand member head aligns with lock hole, sphenoid right-hand member head can insert lock hole again automatically, simultaneously, only need mobile movable block just can remove the locking of sphenoid right-hand member head to replacement head, so this utility model compared with prior art, the installation or removal process is more convenient.
4. because replacement head of the present utility model is simple in structure, and its shape only is the simple geometric body, easily process, cost is low.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A profile of Fig. 1;
Fig. 3 is the axonometric chart of tiltedly pitching;
Fig. 4 is the axonometric chart of clamping block.
Among the figure: 1. lever 2. solid spring dish 3. release springs 4. carriage release levers 5. movable blocks 6. are tiltedly pitched 7. locking springs, 8. spring cases, 9. clamping blocks, 10. release chambeies, 11. replacement heads, 12. lock holes, 13. action bars, 14. spring eyes, 15. via holes
The specific embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Automatically lock separate the locking-type Screwdriver with removable heads by lever 1, solid spring dish 2, release spring 3, carriage release lever 4, movable block 5, tiltedly pitch 6, locking spring 7, spring case 8, clamping block 9, release chamber 10, replacement head 11, lock hole 12, action bars 13, spring eye 14 and via hole 15 constitute.
In the time of replacement head 11 need being taken out from action bars 13, only need to push down movable block 5 and to lower slider with thumb, under the pressure effect of pairing two inclined-planes of the lateral hypotenuse of right angled triangle to the described side direction inclined-plane of clamping block 9 of oblique fork 6, clamping block 9 slippage left, the right-hand member head of the sphenoid of clamping block 9 is extracted out from lock hole 12, and can extract replacement head 11 out easily this moment.In the time of need being installed in replacement head 11 in the action bars 13, only need elder generation that the pedestal of replacement head 11 is inserted in the blind hole of action bars 13 bottoms, because the downside of the sphenoid of clamping block 9 is the inclined-plane, therefore under the oblique pressure effect of replacement head 11 pedestals upper end, clamping block 9 slippage left also makes replacement head 11 pedestals can pass through clamping block 9 right-hand member head positions smoothly, rotate replacement head 11 then, when the right-hand member head of lock hole 12 and the sphenoid of clamping block 9 over against the time, the right-hand member of clamping block 9 inserts in the lock hole 12 again under the pushing of locking spring 7.Can't move down because the end face of the sphenoid of clamping block 9 is the pedestal of horizontal plane so replacement head 11, replacement head 11 promptly is fixed again.
Claims (1)
1. one kind automatically locks and separates the locking-type Screwdriver with removable heads by lever, Gu spring dish, the release spring, carriage release lever, movable block, tiltedly pitch, the locking spring, spring case, clamping block, the release chamber, replacement head, lock hole, action bars and spring eye constitute, it is characterized in that: replacement head be by columniform bar portion and be in bar portion two ends respectively and with bar portion be that holistic crewdriver attachment and columniform pedestal constitute, one lock hole is arranged on the sidewall of the pedestal of replacement head, there is an annular slope upper end of replacement head pedestal, lever and action bars are the cylindrical of concentric, action bars is in the lower end of lever and the two is combined as a whole by screw thread, the bottom of action bars have one with the blind hole of action bars concentric, the pedestal of replacement head is in the blind hole of action bars bottom and becomes assembling relation movingly with blind hole, have a spring eye longitudinally on the end face of action bars, the different axle center of spring eye with action bars, be out the release chamber on the action bars sidewall under the spring eye, the release chamber is that cross section is orthogonal bar shaped space, the outside in release chamber opens wide, Gu being in the spring eye and with spring eye, the spring dish is in active relationship, Gu the lower end of spring dish be with solid spring dish be one whole and with the carriage release lever of solid spring dish concentric, the lower end of carriage release lever pass behind the circular hole of spring eye bottom with the release chamber in movable block be combined as a whole, the circular hole of carriage release lever and spring eye bottom is in active relationship, be on the carriage release lever in the spring eye and be with the release spring, movable block is the cube that is in the release chamber and is in active relationship with the release chamber, the lower end of movable block be with movable block be holistic oblique fork, tiltedly the side of fork be right angled triangle and tip down, tiltedly there is a vacancy at the middle part of the lower end of fork, this vacancy makes the lower end of oblique fork become a fork-shaped body, tiltedly the medial surface of the pairing side of right-angle side of the lateral right angled triangle of fork and movable block is on same vertical plane, lock hole is under the pedestal top of replacement head and situation that the top of action bars lower end blind hole contacts, have a via hole on the sidewall of the pairing action bars of the horizontal level of lock hole bottom blind hole, the release chamber communicates by this via hole with the bottom blind hole, the position that the outward flange in release chamber is corresponding with the lock hole level have with action bars be holistic spring case, spring case is cuboidal housing, the left end sealing of spring case, right-hand member communicates with the release chamber, the longitudinal centre line of spring case and the axial line of action bars intersect vertically, clamping block is the sphenoid be combined into by a cube and cube right-hand member, the end face of cube and sphenoid is on a horizontal plane, the side of sphenoid is the downward right-angled trapezium of hypotenuse, two of sphenoid middle part are divided into half section on a left side and right half section with vertical side direction inclined-plane, sphenoid downside inclined-plane with sphenoid, right half section thickness is half of the half section thickness in a left side, the cube of clamping block partly is in the spring case, between the left end of clamping block and the inner left wall of spring case the locking spring is arranged, the right-hand member head of the sphenoid of clamping block inserts in the lock hole of replacement head pedestal sidewall, half section on the right side of clamping block sphenoid is in the vacancy at middle part, oblique fork lower end, tiltedly the described side direction inclined-plane of pairing two inclined-planes of the lateral hypotenuse of right angled triangle of fork and clamping block over against and be parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205143719U CN201782783U (en) | 2010-08-31 | 2010-08-31 | Automatic locking-unlocking type bit changeable screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205143719U CN201782783U (en) | 2010-08-31 | 2010-08-31 | Automatic locking-unlocking type bit changeable screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201782783U true CN201782783U (en) | 2011-04-06 |
Family
ID=43814769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205143719U Expired - Lifetime CN201782783U (en) | 2010-08-31 | 2010-08-31 | Automatic locking-unlocking type bit changeable screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201782783U (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102038546A (en) * | 2010-08-31 | 2011-05-04 | 成都春江科技有限公司 | Oblique slip screwdriver operating rod for hand surgery |
| CN104453195A (en) * | 2014-11-14 | 2015-03-25 | 重庆市喜植机械设备有限公司 | Scaffold |
| CN104453194A (en) * | 2014-11-12 | 2015-03-25 | 重庆市喜植机械设备有限公司 | Building structure frame |
| CN104522855A (en) * | 2014-12-31 | 2015-04-22 | 重庆市喜植机械设备有限公司 | Insertion type air dewatering rack |
| CN104522854A (en) * | 2014-12-31 | 2015-04-22 | 重庆倍精科技研发有限公司 | Wind dehydration frame for tuber vegetables |
| CN104522856A (en) * | 2014-12-31 | 2015-04-22 | 重庆市喜植机械设备有限公司 | Crossing bracket type vertical wind dehydrating frame |
| CN104612577A (en) * | 2015-01-20 | 2015-05-13 | 任云海 | Series-connected vertical fire ladder |
| CN104621238A (en) * | 2015-01-18 | 2015-05-20 | 徐浩钟 | Green vegetable stem section wind dehydration rack |
| CN104621237A (en) * | 2015-01-18 | 2015-05-20 | 余虹仪 | Dried turnip wind dehydration rack |
| CN104653094A (en) * | 2015-01-23 | 2015-05-27 | 余登会 | Upright high-voltage line maintaining ladder |
| CN104727734A (en) * | 2015-01-20 | 2015-06-24 | 任云海 | Upright fire ladder |
| CN104727739A (en) * | 2015-03-09 | 2015-06-24 | 余登会 | Erecting ladder for fire fighting |
| CN104763319A (en) * | 2015-03-09 | 2015-07-08 | 邱兴伦 | A vertical ladder specially used for garden pruning |
| CN105101733A (en) * | 2014-12-31 | 2015-11-25 | 李良学 | Electric drawer cabinet with illumination function |
| CN105101687A (en) * | 2014-12-31 | 2015-11-25 | 李良学 | Electric power drawer cabinet with tunnel-shaped area mating holes |
| CN107598887A (en) * | 2017-10-25 | 2018-01-19 | 广西职业技术学院 | A kind of Multifunctional template ruler platform |
| CN112248067A (en) * | 2020-10-12 | 2021-01-22 | 浙江工商职业技术学院 | Novel ear line shearing mechanism |
-
2010
- 2010-08-31 CN CN2010205143719U patent/CN201782783U/en not_active Expired - Lifetime
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102038546A (en) * | 2010-08-31 | 2011-05-04 | 成都春江科技有限公司 | Oblique slip screwdriver operating rod for hand surgery |
| CN102038546B (en) * | 2010-08-31 | 2012-07-25 | 成都春江科技有限公司 | Oblique slip screwdriver operating rod for hand surgery |
| CN104453194A (en) * | 2014-11-12 | 2015-03-25 | 重庆市喜植机械设备有限公司 | Building structure frame |
| CN104453195A (en) * | 2014-11-14 | 2015-03-25 | 重庆市喜植机械设备有限公司 | Scaffold |
| CN105101687A (en) * | 2014-12-31 | 2015-11-25 | 李良学 | Electric power drawer cabinet with tunnel-shaped area mating holes |
| CN105101733A (en) * | 2014-12-31 | 2015-11-25 | 李良学 | Electric drawer cabinet with illumination function |
| CN104522856A (en) * | 2014-12-31 | 2015-04-22 | 重庆市喜植机械设备有限公司 | Crossing bracket type vertical wind dehydrating frame |
| CN104522855A (en) * | 2014-12-31 | 2015-04-22 | 重庆市喜植机械设备有限公司 | Insertion type air dewatering rack |
| CN104522854A (en) * | 2014-12-31 | 2015-04-22 | 重庆倍精科技研发有限公司 | Wind dehydration frame for tuber vegetables |
| CN104621238A (en) * | 2015-01-18 | 2015-05-20 | 徐浩钟 | Green vegetable stem section wind dehydration rack |
| CN104621237A (en) * | 2015-01-18 | 2015-05-20 | 余虹仪 | Dried turnip wind dehydration rack |
| CN104727734A (en) * | 2015-01-20 | 2015-06-24 | 任云海 | Upright fire ladder |
| CN104612577A (en) * | 2015-01-20 | 2015-05-13 | 任云海 | Series-connected vertical fire ladder |
| CN104612577B (en) * | 2015-01-20 | 2017-10-31 | 重庆市民崧科技研发中心 | Contact upright fire-fighting rack |
| CN104653094A (en) * | 2015-01-23 | 2015-05-27 | 余登会 | Upright high-voltage line maintaining ladder |
| CN104727739A (en) * | 2015-03-09 | 2015-06-24 | 余登会 | Erecting ladder for fire fighting |
| CN104763319A (en) * | 2015-03-09 | 2015-07-08 | 邱兴伦 | A vertical ladder specially used for garden pruning |
| CN107598887A (en) * | 2017-10-25 | 2018-01-19 | 广西职业技术学院 | A kind of Multifunctional template ruler platform |
| CN107598887B (en) * | 2017-10-25 | 2024-01-09 | 广西职业技术学院 | Multifunctional scribing table |
| CN112248067A (en) * | 2020-10-12 | 2021-01-22 | 浙江工商职业技术学院 | Novel ear line shearing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110406 Effective date of abandoning: 20120725 |