CN207306835U - A kind of medical screw handle mechanism of Simple detachable formula - Google Patents
A kind of medical screw handle mechanism of Simple detachable formula Download PDFInfo
- Publication number
- CN207306835U CN207306835U CN201720447853.9U CN201720447853U CN207306835U CN 207306835 U CN207306835 U CN 207306835U CN 201720447853 U CN201720447853 U CN 201720447853U CN 207306835 U CN207306835 U CN 207306835U
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- CN
- China
- Prior art keywords
- rocking handle
- driving rod
- connecting tube
- simple detachable
- detachable formula
- 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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Abstract
The utility model discloses a kind of medical screw handle mechanism of Simple detachable formula, includes, rocking handle component, it has pore and horizontal grooving with manual rocking handle and rocking handle connecting tube, in the rocking handle connecting tube；Screw component, it is extended into the pore with driving rod and mandril, the second end of the driving rod, and the opening system formed with annular notch and the annular notch on the outer circumferential surface of the second end of the driving rod is radially outward；And Arming Assembly, it has insurance cramp and safety fastener tension spring, and the insurance cramp is located in the rocking handle connecting tube with the relief spring.The utility model has the advantage of：Use and maintenance facilitates simple, performance safety is reliable, replaces influence of the manual rocking handle to patient and is preferably minimized.During replacement, only need pull-up insurance cramp that directly old rocking handle connecting tube can be extracted, change new rocking handle connecting tube push-in in place, then put down insurance cramp, the sound rattled away completes assembling.
Description
Technical field
It the utility model is related to a kind of medical screw handle mechanism of Simple detachable formula.
Background technology
At present, existing medical handle mechanism is all welded to integral, and maintenance is comparatively laborious, because medical handle mechanism
Using with very frequently, belong to easily-consumed products, this just needs dedicated instrument to replace crank handle in ordinary maintenance.For patient
Using adding the unnecessary stand-by period for sick bed.Fig. 1 and 2 is referred to, existing medical screw is shown in the figure and shakes
The structure of handle.Its structure is approximately as first stop collar 5 is put into is driven hexagonal rod 2, then is welded on transmission with limited block 4
Hexagonal rod tail end, then transmission hexagonal rod is inserted into crank handle 1, stop collar and crank handle are welded together, stop collar is hexagonal
Shape, together with being driven hexagonal rod and coincideing, it is exactly to drive whole mandril 3 to rotate by stop collar to shake crank handle.Because all it is weldering
It is connected together, so, it is necessary to connection bolt is removed when crank handle is damaged and replaced, and need whole transmission
The a set of whole of hexagonal rod, limited block, stop collar, crank handle is changed.Cause unnecessary cost allowance.Also using process
The risk that middle stop collar and crank handle welding position is broken off exists, and one, which comes off, results in whole screw and shake the hand and can not use.
Utility model content
The utility model aim be overcome in the prior art medical handle mechanism be welded on the problem of integral, there is provided Yi Zhongxin
The medical screw handle mechanism of Simple detachable formula of type.
In order to realize this purpose, the technical solution of the utility model is as follows：A kind of medical screw of Simple detachable formula is shaken the hand
Mechanism, includes,
Rocking handle component, its rocking handle connecting tube being combined with manual rocking handle and with the manual rocking handle, the rocking handle connect
Have in adapter along its axially extending pore, also have in the rocking handle connecting tube it is radially extending and with the pore
The horizontal grooving being connected；
Screw component, it has opposite first end and second end, the biography with driving rod and mandril, the driving rod
The first end system abutting end corresponding with the mandril of dynamic rod, the second end system of the driving rod are corresponding with the rocking handle connecting tube
Abutting end, the second end of the driving rod extends into the pore, formed on the outer circumferential surface of the second end of the driving rod
There is the opening system of annular notch and the annular notch radially outward；And
Arming Assembly, it has insurance cramp and safety fastener tension spring, and the insurance cramp is placed in the horizontal grooving
And offset with the outer circumferential surface of the driving rod, the safety fastener tension spring is from the side of the insurance cramp along the connecting tube of shaking the hand
Around to the opposite side of the insurance cramp so that the insurance cramp is located in the rocking handle connecting tube with the relief spring
On；
The rocking handle connecting tube is shifted along the driving rod, when the horizontal grooving of the rocking handle connecting tube moves to institute
The annular indentation, there of driving rod is stated, the insurance cramp is entered the annular by the pulling force effect of the safety fastener tension spring and lacked
In mouthful, the assembling of the rocking handle connecting tube and the driving rod is completed with this.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, one end of the mandril connects with mandril
Lug, the first end of the driving rod have rod engaging lug, have coupling sleeve between the mandril engaging lug and the rod engaging lug,
The mandril engaging lug is connected by first with the connecting shaft inner room and is bolted, and the rod engaging lug and the connecting shaft inner room
It is bolted by the second connection.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, the first connection bolt and described the
The two connection perpendicular settings of bolt.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, have first on the mandril engaging lug
Combined hole, has in the coupling sleeve first to be combined hole, the first connection bolt with reference to first combined hole with it is described
First is combined hole.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, there is the second knot on the rod engaging lug
Hole is closed, has in the coupling sleeve second to be combined hole, the second connection bolt is with reference to second combined hole and described the
Two are combined hole.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, it is described annular notch it is interior described without leave
The first end of driving rod is gradually reduced to the second extreme direction of the driving rod.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, the internal diameter of the annular notch is with linear
Mode be gradually reduced.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, the driving rod is practised physiognomy with the pore
Contact.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, the section of the driving rod is positive hexagonal
Shape, and the section of the pore is also regular hexagon.
As a kind of preferred solution of the medical screw handle mechanism of Simple detachable formula, the radial direction of the transverse direction grooving
Length is greater than the thickness of pipe of the rocking handle connecting tube.
Compared with prior art, the advantages of the utility model at least that：Use and maintenance facilitates simple, performance peace
It is complete reliable, replace influence of the manual rocking handle to patient and be preferably minimized.During replacement, only need pull-up insurance cramp can be directly old
Rocking handle connecting tube extract, change new rocking handle connecting tube push-in in place, then put down insurance cramp, the sound rattled away is completed to fill
Match somebody with somebody.
Brief description of the drawings
Fig. 1 is the structure diagram of the prior art（Decomposing state）.
Fig. 2 is the structure diagram of the prior art（Assembled state）.
Fig. 3 is the structure diagram of one embodiment of the utility model（Decomposing state）.
Fig. 4 is the structure diagram of one embodiment of the utility model（Assembled state）.
Embodiment
The utility model is described in further detail below by specific embodiment combination attached drawing.
Fig. 3 and 4 are referred to, a kind of medical screw handle mechanism of Simple detachable formula is shown in the figure.The medical screw shakes
Mobile phone structure is mainly made of rocking handle component 1, screw component 2 and Arming Assembly 3 etc..
The rocking handle component 1 has manual rocking handle 11 and the rocking handle connecting tube 12 being combined with the manual rocking handle 11.Institute
Stating in rocking handle connecting tube 12 has along its axially extending pore 121.Also have in the rocking handle connecting tube 12 and radially prolong
Horizontal grooving 122 that is stretching and being connected with the pore 121.
The screw component 2 has driving rod 21 and mandril 22.The driving rod 21 has opposite first end and second
End.The first end system of the driving rod 21 and the 22 corresponding abutting end of mandril, the second end system and institute of the driving rod 21
State 12 corresponding abutting end of rocking handle connecting tube.The second end of the driving rod 21 is extended into the pore 121, the driving rod
Opening system formed with annular notch 211 and the annular notch 211 on the outer circumferential surface of 21 second end is radially outward.
The Arming Assembly 3 has insurance cramp 31 and safety fastener tension spring 32.The insurance cramp 31 is placed in the horizontal stroke
Offset into grooving 122 and with the outer circumferential surface of the driving rod 21.The safety fastener tension spring 32 insures the one of cramp 31 from described
Side is along the connecting tube of shaking the hand around to the opposite side of the insurance cramp 31 so that insurance cramp 31 and the relief spring
It is located in the rocking handle connecting tube 12.
One end of the mandril 22 has 22 engaging lug of mandril.The first end of the driving rod 21 has rod engaging lug.Institute
Stating has coupling sleeve between 22 engaging lug of mandril and the rod engaging lug.22 engaging lug of mandril and the connecting shaft inner room pass through the
One connection is bolted, and the rod engaging lug is connected by second with the connecting shaft inner room and is bolted.First connection
Bolt is connected the perpendicular setting of bolt with described second.Specifically, there is the first combined hole, institute on 22 engaging lug of mandril
Stating in coupling sleeve has first to be combined hole, and the first connection bolt is combined with reference to first combined hole and described first
Hole.There is the second combined hole on the rod engaging lug, have second to be combined hole, the second connection bolt in the coupling sleeve
Hole is combined with reference to second combined hole and described second.
Second extreme direction of the first end of the interior driving rod 21 described without leave of the annular notch 211 to the driving rod 21
It is gradually reduced.The internal diameter of the annular notch 211 is gradually reduced in a linear fashion.The driving rod 21 and the pore 121
Practise physiognomy contact.The section of the driving rod 21 is regular hexagon, and the section of the pore 121 is also regular hexagon.The horizontal stroke
It is greater than the thickness of pipe of the rocking handle connecting tube 12 to the length of the radial direction of grooving 122.
The rocking handle connecting tube 12 is shifted along the driving rod 21, when the horizontal grooving of the rocking handle connecting tube 12
122 move at the annular notch 211 of the driving rod 21, pulling force of the insurance cramp 31 by the safety fastener tension spring 32
Effect enters in the annular notch 211, and the assembling of the rocking handle connecting tube 12 and the driving rod 21 is completed with this.
Only express the embodiment of the utility model above, its describe it is more specific and in detail, but and cannot therefore and
It is interpreted as the limitation to utility model patent scope.It should be pointed out that for those of ordinary skill in the art, not
On the premise of departing from the utility model design, various modifications and improvements can be made, these belong to the guarantor of the utility model
Protect scope.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. medical screw handle mechanism of Simple detachable formula, it is characterised in that include,Rocking handle component, its rocking handle connecting tube being combined with manual rocking handle and with the manual rocking handle, the rocking handle connecting tube It is upper to have along its axially extending pore, also have radially extending in the rocking handle connecting tube and be connected with the pore Logical horizontal grooving；Screw component, it has opposite first end and second end, the driving rod with driving rod and mandril, the driving rod First end system abutting end corresponding with the mandril, the second end system of the driving rod is corresponding with the rocking handle connecting tube to match somebody with somebody End is closed, the second end of the driving rod is extended into the pore, formed with ring on the outer circumferential surface of the second end of the driving rod The opening system of v notch v and the annular notch is radially outward；AndArming Assembly, it has an insurance cramp and safety fastener tension spring, the insurance cramp be placed in the horizontal grooving and with The outer circumferential surface of the driving rod offsets, the safety fastener tension spring from it is described insurance cramp side along it is described shake the hand connecting tube around to The opposite side of the insurance cramp so that the insurance cramp is located in the rocking handle connecting tube with the relief spring；The rocking handle connecting tube is shifted along the driving rod, when the horizontal grooving of the rocking handle connecting tube moves to the biography The annular indentation, there of dynamic rod, the insurance cramp are entered the annular notch by the pulling force effect of the safety fastener tension spring It is interior, the assembling of the rocking handle connecting tube and the driving rod is completed with this.
- 2. the medical screw handle mechanism of a kind of Simple detachable formula according to claim 1, it is characterised in that the mandril One end has mandril engaging lug, and the first end of the driving rod has rod engaging lug, and the mandril engaging lug is connected with the rod There is coupling sleeve, the mandril engaging lug is connected by first with the connecting shaft inner room and is bolted, and the rod connects between ear Ear is connected by second with the connecting shaft inner room and is bolted.
- 3. the medical screw handle mechanism of a kind of Simple detachable formula according to claim 2, it is characterised in that described first connects Connecting bolt is connected the perpendicular setting of bolt with described second.
- A kind of 4. medical screw handle mechanism of Simple detachable formula according to Claims 2 or 3, it is characterised in that the top There is the first combined hole on bar engaging lug, have first to be combined hole, the first connection bolt combination institute in the coupling sleeve State the first combined hole and described first and be combined hole.
- A kind of 5. medical screw handle mechanism of Simple detachable formula according to Claims 2 or 3, it is characterised in that the rod There is the second combined hole on engaging lug, have second to be combined hole in the coupling sleeve, the second connection bolt is with reference to described Second combined hole and described second is combined hole.
- 6. the medical screw handle mechanism of a kind of Simple detachable formula according to claim 1, it is characterised in that the annular lacks The first end of the interior driving rod described without leave of mouth is gradually reduced to the second extreme direction of the driving rod.
- 7. the medical screw handle mechanism of a kind of Simple detachable formula according to claim 6, it is characterised in that the annular lacks The internal diameter of mouth is gradually reduced in a linear fashion.
- A kind of 8. medical screw handle mechanism of Simple detachable formula according to claim 1, it is characterised in that the driving rod Practise physiognomy and contact with the pore.
- A kind of 9. medical screw handle mechanism of Simple detachable formula according to claim 8, it is characterised in that the driving rod Section be regular hexagon, and the section of the pore is also regular hexagon.
- A kind of 10. medical screw handle mechanism of Simple detachable formula according to claim 1, it is characterised in that the transverse direction The length of the radial direction of grooving is greater than the thickness of pipe of the rocking handle connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447853.9U CN207306835U (en) | 2017-04-26 | 2017-04-26 | A kind of medical screw handle mechanism of Simple detachable formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447853.9U CN207306835U (en) | 2017-04-26 | 2017-04-26 | A kind of medical screw handle mechanism of Simple detachable formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207306835U true CN207306835U (en) | 2018-05-04 |
Family
ID=62436931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720447853.9U Active CN207306835U (en) | 2017-04-26 | 2017-04-26 | A kind of medical screw handle mechanism of Simple detachable formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207306835U (en) |
-
2017
- 2017-04-26 CN CN201720447853.9U patent/CN207306835U/en active Active
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