CN103527739A - Lever type coupling mechanism - Google Patents
Lever type coupling mechanism Download PDFInfo
- Publication number
- CN103527739A CN103527739A CN201210232446.8A CN201210232446A CN103527739A CN 103527739 A CN103527739 A CN 103527739A CN 201210232446 A CN201210232446 A CN 201210232446A CN 103527739 A CN103527739 A CN 103527739A
- Authority
- CN
- China
- Prior art keywords
- locking lever
- lotus root
- cylinder part
- ball screw
- drive sleeve
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/16—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types with a driving or driven member which both rotates or oscillates on its axis and reciprocates
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes specially adapted for anaesthetising
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
- A61M16/18—Vaporising devices for anaesthetic preparations
Abstract
A lever type coupling mechanism comprises a base, a ball screw pair, a transmission sleeve, a guide sleeve and a locking lever component. The ball screw pair is arranged at the center in the base, and a ball screw of the ball screw pair penetrates through the base and is connected with a motor in a transmission mode. The transmission sleeve is arranged in the base and wraps the ball screw pair. The guide sleeve is arranged in the base and wraps transmission sleeve. The locking lever component wraps the transmission sleeve and is fixedly connected with a ball nut of the ball screw pair in the transmission sleeve. A gas cylinder component is movably arranged on the transmission sleeve in a sleeved mode and can be coupled with or can get out of coupling with the locking lever component. Through the ball screw pair, the gas cylinder is driven to move, and through the locking lever, an ejection rod and a locating block, the gas cylinder component and other components are controlled to couple. The lever type coupling mechanism has the advantages of being stable, convenient to mount and dismount, simple in operation, and the like.
Description
Technical field
The present invention relates to mechanical part, relate in particular to a kind of Lever type lotus root connection mechanism.
Background technique
In hospital, anesthetic cylinder will disassemble cleaning after having used of a specified duration.But current most anesthetic cylinder is due in linkage structure, to dismantle very inconveniently, unloading process is loaded down with trivial details, for cleaning, has brought certain difficulty.
Summary of the invention
Object of the present invention, the problem existing in order to solve above-mentioned prior art exactly, provides a kind of Lever type lotus root connection mechanism being connected between motor and cylinder part.
In order to achieve the above object, the present invention has adopted following technological scheme: a kind of Lever type lotus root connection mechanism, be connected between motor and cylinder part, and comprise base, ball screw pair, drive sleeve, guide pin bushing and locking lever assembly; Ball screw pair is arranged on the central position in base, and its ball screw is connected with motor-driven through base; Drive sleeve is arranged in base and in ball screw pair is enclosed in; Guide pin bushing is arranged in base and in drive sleeve is enclosed in; Locking lever assembly be coated in drive sleeve and with drive sleeve in the ball nut of ball screw pair be fixedly linked, locking lever assembly can move up and down along drive sleeve under the drive of ball nut; Described cylinder part movable set is in drive sleeve and can close lotus root or de-lotus root with locking lever assembly, and while closing lotus root, cylinder part can be done axially reciprocating under the drive of locking lever assembly, and during de-lotus root, cylinder part can remove from drive sleeve.
Described locking lever assembly comprises support, two locking lever and two positioning meanss; Support be coated in drive sleeve and with drive sleeve in the ball nut of ball screw pair be fixedly linked, two locking lever symmetries are arranged on the both sides of support and can close lotus root or de-lotus root with cylinder part, and two positioning means symmetries are arranged on the both sides of support and are separately positioned on the below of two locking levers; Positioning means comprises retaining spring and positioning block, the lower end of retaining spring is connected on support, the upper end of retaining spring is connected with positioning block, positioning block top is provided with two relative inclined-planes, locking lever bottom is provided with two relative inclined-planes, when closing lotus root or de-lotus root, the laminating by respective ramp between locking lever and push rod realizes location.
In described base, be provided with two push rods, two push rods arrange corresponding to two locking levers, the middle part of described locking lever is provided with the cantilever extending internally, thereby two push rods can clash into the cantilever of locking lever in the time cylinder part need to being pulled down, to make to lock lever separated with cylinder part.
The head of described locking lever is crotch shape, in described cylinder part, be provided with corresponding recurvation hook-shape structure, locking lever is connected to realize with hooking together of recurvation hook-shape structure in cylinder part by its curved hook head and closes lotus root, and locking lever departs from recurvation hook-shape structure in cylinder part by its curved hook head to be realized and take off lotus root.
Described guide pin bushing top is provided with taper fore shaft, and when locking lever rises to guide pin bushing top, taper fore shaft compressing locking lever turns to the inside to realize cylinder part is locked.
Lever type lotus root connection mechanism of the present invention, by selecting ball screw secondary, drives cylinder part motion, carrys out the coupling of control cylinder parts and miscellaneous part by locking lever, push rod and positioning block.There is stable, easy accessibility, simple operation and other advantages.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of Lever type lotus root connection mechanism of the present invention;
Fig. 2 is decomposition texture schematic diagram of the present invention;
Fig. 3 is exploded structural representation of the present invention;
Fig. 4 is de-lotus root view of the present invention;
Fig. 5 is the lotus root view of closing of the present invention.
Embodiment
Referring to Fig. 1, coordinate referring to Fig. 2, Fig. 3, Lever type lotus root connection mechanism of the present invention, is connected between motor and cylinder part, comprises base 1, ball screw pair 2, drive sleeve 3, guide pin bushing 4 and locking lever assembly 5; Ball screw pair 2 is arranged on the central position in base 1, and its ball screw 21 is connected with motor-driven through base 1; Drive sleeve 3 is arranged in base 1 and in ball screw pair 2 is enclosed in; Guide pin bushing 4 is arranged in base 1 and in drive sleeve 3 is enclosed in; Locking lever assembly 5 be coated in drive sleeve 3 and with drive sleeve in the ball nut 22 of ball screw pair 2 be fixedly linked, locking lever assembly 5 can move up and down along drive sleeve 3 under the drive of ball nut 22; Cylinder part 6 movable sets are in drive sleeve 3 and can close lotus root or de-lotus root with locking lever assembly 5, and while closing lotus root, cylinder part 6 can be done axially reciprocating under the drive of locking lever assembly 5, and during de-lotus root, cylinder part 6 can remove from drive sleeve 3.
Locking lever assembly 5 comprises support 51, two locking lever 52 and two positioning meanss 53, support 51 be coated in drive sleeve 3 and with drive sleeve in the ball nut 22 of ball screw pair be fixedly linked, two locking lever 52 symmetries are arranged on the both sides of support and can close lotus root or de-lotus root with cylinder part 6, two positioning means 53 symmetries are arranged on the both sides of support 51 and are separately positioned on the below of two locking levers 52, positioning means 53 comprises retaining spring 531 and positioning block 532, the lower end of retaining spring 531 is connected on support 51, the upper end of retaining spring 531 is connected with positioning block 532, positioning block 532 tops are provided with two relative inclined-planes, locking lever 52 bottoms are provided with two relative inclined-planes, when closing lotus root or de-lotus root, laminating by respective ramp between locking lever 52 and positioning block 532 realizes location.
In base 1, be provided with two push rods 11, two push rods 11 arrange corresponding to two locking levers 52, middle part at locking lever is provided with the cantilever extending internally, thereby two push rods 11 can clash into the cantilever of locking lever in the time cylinder part need to being pulled down, to make to lock lever separated with cylinder part.
The head of locking lever 52 is crotch shape, in cylinder part, be provided with corresponding recurvation hook-shape structure, locking lever 52 is connected to realize with hooking together of recurvation hook-shape structure in cylinder part by its curved hook head and closes lotus root, and locking lever departs from recurvation hook-shape structure in cylinder part by its curved hook head to be realized and take off lotus root.
Guide pin bushing 4 tops are provided with taper fore shaft, and when locking lever 52 rises to guide pin bushing top, taper fore shaft compressing locking lever turns to the inside to realize cylinder part is locked.
Cooperation is referring to Fig. 4, Fig. 5, working principle of the present invention is, when cylinder part 6 must be pulled down, cylinder part is brought to bottom, dismounting region, now on base, two push rods 11 clash into locking lever 52, and locking lever rotates separated with cylinder part, simultaneously, motor stops operating, and positioning block 532 is positioned at locking lever on the position of de-lotus root.When cylinder part 6 must be put back to again, cylinder part 6 is placed on original position, cylinder part is brought to working zone.When locking lever 52 rises to guide pin bushing 4 top, the taper fore shaft compressing locking lever 52 of guide pin bushing 4 rotates and cylinder part 6 lockings, and now, positioning block 532 is positioned at locking lever 52 on the position of closing lotus root.
Lever type lotus root connection mechanism of the present invention, can carry out cylinder separation and pull down fast.Increase substantially the flexibility ratio of mechanism, changed the not convenience of original mechanism, thereby reached conveniently object.
Claims (5)
1. a Lever type lotus root connection mechanism, is connected between motor and cylinder part, it is characterized in that: comprise base, ball screw pair, drive sleeve, guide pin bushing and locking lever assembly; Ball screw pair is arranged on the central position in base, and its ball screw is connected with motor-driven through base; Drive sleeve is arranged in base and in ball screw pair is enclosed in; Guide pin bushing is arranged in base and in drive sleeve is enclosed in; Locking lever assembly be coated in drive sleeve and with drive sleeve in the ball nut of ball screw pair be fixedly linked, locking lever assembly can move up and down along drive sleeve under the drive of ball nut; Described cylinder part movable set is in drive sleeve and can close lotus root or de-lotus root with locking lever assembly, and while closing lotus root, cylinder part can be done axially reciprocating under the drive of locking lever assembly, and during de-lotus root, cylinder part can remove from drive sleeve.
2. Lever type lotus root connection mechanism according to claim 1, is characterized in that: described locking lever assembly comprises support, two locking lever and two positioning meanss; Support be coated in drive sleeve and with drive sleeve in the ball nut of ball screw pair be fixedly linked, two locking lever symmetries are arranged on the both sides of support and can close lotus root or de-lotus root with cylinder part, and two positioning means symmetries are arranged on the both sides of support and are separately positioned on the below of two locking levers; Positioning means comprises retaining spring and positioning block, the lower end of retaining spring is connected on support, the upper end of retaining spring is connected with positioning block, positioning block top is provided with two relative inclined-planes, locking lever bottom is provided with two relative inclined-planes, when closing lotus root or de-lotus root, the laminating by respective ramp between locking lever and push rod realizes location.
3. Lever type lotus root connection mechanism according to claim 1 and 2, it is characterized in that: in described base, be provided with two push rods, two push rods arrange corresponding to two locking levers, the middle part of described locking lever is provided with the cantilever extending internally, thereby two push rods can clash into the cantilever of locking lever in the time cylinder part need to being pulled down, to make to lock lever separated with cylinder part.
4. Lever type lotus root connection mechanism according to claim 1 and 2, it is characterized in that: the head of described locking lever is crotch shape, in described cylinder part, be provided with corresponding recurvation hook-shape structure, locking lever is connected to realize with hooking together of recurvation hook-shape structure in cylinder part by its curved hook head and closes lotus root, and locking lever departs from recurvation hook-shape structure in cylinder part by its curved hook head to be realized and take off lotus root.
5. Lever type lotus root connection mechanism according to claim 1 and 2, is characterized in that: described guide pin bushing top is provided with taper fore shaft, and when locking lever rises to guide pin bushing top, taper fore shaft compressing locking lever turns to the inside to realize cylinder part is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210232446.8A CN103527739B (en) | 2012-07-05 | 2012-07-05 | Lever Rhizoma Nelumbinis connection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210232446.8A CN103527739B (en) | 2012-07-05 | 2012-07-05 | Lever Rhizoma Nelumbinis connection mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103527739A true CN103527739A (en) | 2014-01-22 |
| CN103527739B CN103527739B (en) | 2016-08-03 |
Family
ID=49929979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210232446.8A Active CN103527739B (en) | 2012-07-05 | 2012-07-05 | Lever Rhizoma Nelumbinis connection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103527739B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985299A (en) * | 2019-04-28 | 2019-07-09 | 丁正年 | A kind of type of respiration anesthesia evaporator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19614225C1 (en) * | 1996-04-10 | 1997-04-17 | Draegerwerk Ag | Delivery device for feeding breathing gas to breathing assembly |
| CN2617999Y (en) * | 2003-05-14 | 2004-05-26 | 上海医疗器械股份有限公司医疗设备厂 | Transmission with ballscrew pair drive |
| JP2011052760A (en) * | 2009-09-02 | 2011-03-17 | Yamatake Corp | Rotation-linear motion conversion mechanism and actuator |
| CN102029000A (en) * | 2009-09-30 | 2011-04-27 | 北京谊安医疗系统股份有限公司 | Injection device of anesthetic vaporizer |
| CN102266634A (en) * | 2010-12-31 | 2011-12-07 | 北京谊安医疗系统股份有限公司 | Flow regulating valve and anesthesia machine comprising same |
-
2012
- 2012-07-05 CN CN201210232446.8A patent/CN103527739B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19614225C1 (en) * | 1996-04-10 | 1997-04-17 | Draegerwerk Ag | Delivery device for feeding breathing gas to breathing assembly |
| CN2617999Y (en) * | 2003-05-14 | 2004-05-26 | 上海医疗器械股份有限公司医疗设备厂 | Transmission with ballscrew pair drive |
| JP2011052760A (en) * | 2009-09-02 | 2011-03-17 | Yamatake Corp | Rotation-linear motion conversion mechanism and actuator |
| CN102029000A (en) * | 2009-09-30 | 2011-04-27 | 北京谊安医疗系统股份有限公司 | Injection device of anesthetic vaporizer |
| CN102266634A (en) * | 2010-12-31 | 2011-12-07 | 北京谊安医疗系统股份有限公司 | Flow regulating valve and anesthesia machine comprising same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985299A (en) * | 2019-04-28 | 2019-07-09 | 丁正年 | A kind of type of respiration anesthesia evaporator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103527739B (en) | 2016-08-03 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211202 Address after: No.961, Kangqiao Road, Kangqiao Industrial Zone, Pudong New Area, Shanghai, 201315 Patentee after: SHANGHAI FIMET MEDICAL INSTRUMENT Co.,Ltd. Address before: 200129 No. 515, home Bridge Road, Shanghai, Pudong New Area Patentee before: SHANGHAI MEDICAL INSTRUMENTS Co.,Ltd. |