CN109555768A - A kind of auxiliary fastening device of medical connecting shaft - Google Patents
A kind of auxiliary fastening device of medical connecting shaft Download PDFInfo
- Publication number
- CN109555768A CN109555768A CN201910023413.4A CN201910023413A CN109555768A CN 109555768 A CN109555768 A CN 109555768A CN 201910023413 A CN201910023413 A CN 201910023413A CN 109555768 A CN109555768 A CN 109555768A
- Authority
- CN
- China
- Prior art keywords
- connecting shaft
- fastening device
- auxiliary fastening
- wedge block
- medical
- 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
Links
- 239000000725 suspension Substances 0.000 claims abstract description 31
- 230000008961 swelling Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007937 lozenge Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/06—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
- F16B13/063—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander
- F16B13/066—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander fastened by extracting a separate expander-part, actuated by the screw, nail or the like
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
- F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
Present invention discloses a kind of auxiliary fastening devices of medical connecting shaft, connecting shaft (3) with suspension mechanism (2) to be connected, the auxiliary fastening device (1) includes the wedge block group (13) being fixedly mounted on the connecting shaft (3) and adjusts component (10), and described adjust component (10) adjust wedge block group (13) swelling and shrink the fastening and loosening for realizing the connecting shaft (3) and the suspension mechanism (2).Auxiliary fastening device of the present invention interior in a limited space can be installed, while can effectively fasten suspension mechanism and connecting shaft, and requirements of installation space is low, and fastening effect is good.
Description
Technical field
The present invention relates to suspension mechanism field, in particular to a kind of auxiliary fastening device of medical connecting shaft.
Background technique
In modern operating room, rotary Medical Devices are very common, such as operating lamp, tower crane.These Medical Devices
Rotation is realized by being fixed on rotating arm, rotating arm is rotatablely connected by connecting shaft and bearing, can be returned in a certain range
Turn, each joint motion is freely.Rotating arm realizes the mounting of rotating arm by the connection axis connection of suspension mechanism and rotating arm, still
For heavier or require the longer Medical Devices of brachium, bending moment is excessive at connecting shaft, and connecting shaft generally with hardness compared with
Good steel, the hardness of suspension mechanism is then lower, can destroy suspension mechanism in 360 degree of range inward turnings raw alternating force of changing the line of production for a long time
Effective connection between rotating arm, results even in the fracture of attachment screw.
Summary of the invention
It is an object of the invention in view of the above-mentioned drawbacks in the prior art, provide a kind of auxiliary fastening of medical connecting shaft
Device can greatly reinforce suspension mechanism and the connection for connecting between centers.
For achieving the above object, present invention employs following technical solutions: a kind of auxiliary fastening of medical connecting shaft
Device, for connecting shaft to be connected with suspension mechanism, the auxiliary fastening device includes being fixedly mounted in the connecting shaft
Wedge block group and adjusting component, the adjusting component adjusting wedge block group swelling and contraction are realized outstanding described in the connecting shaft
The fastening and loosening of suspension mechanism.
In addition, the present invention also proposes following attached technical scheme: the suspension mechanism includes mounting portion, the connecting shaft and
The wedge block group is contained in the mounting portion.
The wedge block group includes upper wedge block and the lower wedge block with the upper wedge block inclined-plane cooperation.
The component that adjusts includes the fixed thread set being threadedly coupled with the connecting shaft and matches with the fixed thread set
The adjusting nut of conjunction.
The upper wedge block is fixedly connected with the connecting shaft, the upper surface phase of the lower wedge block and the adjusting nut
Contact.
The top of the fixed thread set is equipped with external screw thread, the top screw thread of the adjusting nut and fixed thread set
Connection.
The auxiliary fastening device further includes the hoop for adjusting nut described in banding.
The hoop is mutually embraced by two c-type hoops and is formed by connecting.
Fixed thread set lower end be it is round table-like, the adjusting nut is rounding mesa-shaped, and the hoop is arranged described
Between fixed thread set and adjusting nut.
The wedge block group quantity is two pairs, and is separately positioned on the connecting shaft two sides.
Compared with the prior art, the present invention has the advantages that
1. auxiliary fastening device of the present invention interior in a limited space can be installed, while can effectively fasten suspension machine
Structure and connecting shaft, requirements of installation space is low, and fastening effect is good；
2. auxiliary fastening device of the present invention realizes fastening by wedge block group swelling suspension mechanism inner wall, easy for installation,
Without using additional fastening connection piece；
3. auxiliary fastening device of the present invention is additionally provided with anchor ear, auxiliary fastening device loosens when preventing from using for a long time, makes to revolve
Pivoted arm falls off.
Detailed description of the invention
Fig. 1 is auxiliary fastening device of the present invention and connecting shaft is mounted on the perspective view on suspension mechanism.
Fig. 2 is the top view of Fig. 1 perspective view.
Fig. 3 is the scheme of installation of auxiliary fastening device of the present invention and connecting shaft.
Fig. 4 is the structural schematic diagram after Fig. 3 auxiliary fastening device installation hoop.
Fig. 5 is the structural schematic diagram of the fixed thread set of auxiliary fastening device of the present invention.
Specific embodiment
In conjunction with the preferred embodiment and its attached drawing is further non-limitingly described in detail technical solution of the present invention.
As shown in Figure 1, auxiliary fastening device 1 is installed the present embodiment provides a kind of auxiliary fastening device of medical connecting shaft
Connection between suspension mechanism 2 and the connecting shaft 3 of rotating arm, for reinforcing between suspension mechanism 2 and rotating arm 3.
With further reference to Fig. 1 and Fig. 3, suspension mechanism 2 includes the mounting portion 21 of receiving connecting shaft 3, and 2 side of suspension mechanism is set
Have several threaded securing bores 22 for fixed connection shaft 3, connecting shaft 3 is equipped with corresponding connecting hole 31, suspension mechanism 2 with connect
Axis 3 is fixed by screw (not shown).
Referring further to Figure 2, Fig. 3 and Fig. 5, auxiliary fastening device 1 are fixedly mounted in connecting shaft 3, auxiliary fastening device 1
Including wedge block group 13 and the adjusting component 10 to adjust 13 swelling of wedge block group and contraction.Wedge block group 13 is contained in installation
In portion 21, the profile of mounting portion 21 and the outer profile of wedge block group 13 and connecting shaft 3 match.Wedge block group 13 includes upper wedge shape
Block 131 and the lower wedge block 132 cooperated with upper 131 inclined-plane of wedge block, upper wedge block 131 is fixed in connecting shaft 3, with connection
It is the interference fit of pin hole connection between axis 3, is able to bear biggish torque.Adjusting component 10 includes connecting with 3 screw thread of connecting shaft
The fixed thread set 11 connect and the adjusting nut 12 with 11 cooperation of fixed thread set, the top 111 of fixed thread set 11 is equipped with outer
Screw thread, adjusting nut 12 are threadedly coupled with the top 111 of fixed thread set 11.The lower end of lower wedge block 132 and adjusting nut 12
Upper end be in contact.It is moved by adjusting adjusting nut 12 along the external screw thread of fixed thread set 11, pushes lower wedge block 132 upwards
It is moved obliquely along the lozenges 133 of upper wedge block 131, since lozenges 133 is to tilting on the outside of connecting shaft 3, lower wedge block
132 can swelling mounting portion 21, play the purpose for being further fastenedly connected axis 3 Yu suspension mechanism 2.Preferably, the present embodiment wedge
Shape block group 13 includes two, is separately positioned on 3 two sides of connecting shaft, can fasten to 3 two sides of connecting shaft, fastening effect is more
It is good.In addition, it is different according to 2 actual installation portion of suspension mechanism 21, the wedge like block group 13 of different number can be implanted into.
With further reference to Fig. 3 and Fig. 4, to prevent adjusting nut 12 from loosening, auxiliary fastening device 1 further includes for banding tune
The hoop 14 of nut 12 is saved, hoop 14 is mutually embraced by two c-type hoops and is formed by connecting, and it is round table-like, adjusting that fixed thread, which covers 11 lower parts,
The generally rounding mesa-shaped of nut 12, the setting of hoop 14 cover between 11 lower parts and adjusting nut in fixed thread, and hoop 14 can be real
It holds adjusting nut 12 while now limit up and down tightly, guarantees that adjusting nut will not cause to loosen when connecting shaft 3 rotates for a long time.
When auxiliary fastening device 1 of the present invention is installed, first fixed thread set 11 is mounted in connecting shaft 3, then spiral shell will be adjusted
Mother 12 with fixed thread cover 11 tops 111 be threadedly coupled, then upper wedge block 131 is fixed on corresponding pin hole, will under
Wedge block 132 is placed on 12 upper end of adjusting nut and is bonded with upper 131 lozenges of wedge block；Auxiliary fastening device will be finally housed
1 connecting shaft 3 is threaded through in the mounting portion 21 of suspension mechanism 2.Installation personnel makes lower wedge block 132 by screwing adjusting nut 12
Outside swelling realizes and is fastenedly connected with mounting portion 21, then by by the threaded securing bores 22 and connecting shaft of 2 side of suspension mechanism
3 connecting hole 31 is connected by screw to, and further strengthens the connection between connecting shaft 3 and suspension mechanism 2, then consolidates hoop 14
It is scheduled between adjusting nut 12 and fixed thread set 11.
The beneficial effects of the present invention are:
1. auxiliary fastening device of the present invention interior in a limited space can be installed, while can effectively fasten suspension machine
Structure and connecting shaft, requirements of installation space is low, and fastening effect is good, destroys suspension mechanism when avoiding using for a long time and connecting shaft is effective
Connection；
2. auxiliary fastening device of the present invention realizes fastening by wedge block group swelling suspension mechanism inner wall, easy for installation,
Without using additional fastening connection piece；
3. auxiliary fastening device of the present invention is additionally provided with anchor ear, prevent for a long time using auxiliary fastening device pine when rotating arm
It is dynamic, so that rotating arm is fallen off.
It is pointed out that the technical concepts and features of above-mentioned preferred embodiment only to illustrate the invention, its object is to
Those skilled in the art can understand the contents of the present invention and implements accordingly, and protection of the invention can not be limited with this
Range.Any equivalent change or modification in accordance with the spirit of the invention should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of auxiliary fastening device of medical connecting shaft, to be connected with suspension mechanism (2), feature exists connecting shaft (3)
In: the auxiliary fastening device (1) includes the wedge block group (13) being fixedly mounted on the connecting shaft (3) and adjusting component
(10), the adjusting component (10), which adjusts wedge block group (13) swelling and shrinks, realizes that the connecting shaft (3) is hanged with described
The fastening and loosening of suspension mechanism (2).
2. the auxiliary fastening device of medical suspension mechanism according to claim 1, it is characterised in that: the suspension mechanism
It (2) include mounting portion (21), the connecting shaft (3) and the wedge block group (13) are contained in the mounting portion (21).
3. the auxiliary fastening device of medical connecting shaft according to claim 1, it is characterised in that: the wedge block group (13)
Lower wedge block (132) including upper wedge block (131) and with upper wedge block (131) the inclined-plane cooperation.
4. the auxiliary fastening device of medical connecting shaft according to claim 3, it is characterised in that: the adjusting component (10)
Adjusting spiral shell including the fixed thread set (11) being threadedly coupled with the connecting shaft (3) and with the fixed thread set (11) cooperation
Female (12).
5. the auxiliary fastening device of medical connecting shaft according to claim 4, it is characterised in that: the upper wedge block
(131) it is fixedly connected with the connecting shaft (3), the lower wedge block (132) connects with the upper surface of the adjusting nut (12)
Touching.
6. the auxiliary fastening device of medical connecting shaft according to claim 4, it is characterised in that: the fixed thread set
(11) top (111) is equipped with external screw thread, top (111) screw thread of the adjusting nut (12) and the fixed thread set (11)
Connection.
7. the auxiliary fastening device of medical connecting shaft according to claim 4, it is characterised in that: the auxiliary fastening device
It (1) further include the hoop (14) for being used for adjusting nut (12) described in banding.
8. the auxiliary fastening device of medical connecting shaft according to claim 7, it is characterised in that: the hoop (14) is by two
A c-type hoop, which is mutually embraced, to be formed by connecting.
9. the auxiliary fastening device of medical connecting shaft according to claim 8, it is characterised in that: the fixed thread set
(11) lower end is round table-like, and the adjusting nut (12) is rounding mesa-shaped, and the hoop (14) is arranged in the fixed thread set
(11) between adjusting nut (12).
10. the auxiliary fastening device of medical connecting shaft according to claim 1, it is characterised in that: the wedge block group
(13) quantity is two pairs, and is separately positioned on the connecting shaft (3) two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023413.4A CN109555768B (en) | 2019-01-10 | 2019-01-10 | Auxiliary fastening device of medical connecting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023413.4A CN109555768B (en) | 2019-01-10 | 2019-01-10 | Auxiliary fastening device of medical connecting shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109555768A true CN109555768A (en) | 2019-04-02 |
| CN109555768B CN109555768B (en) | 2024-05-03 |
Family
ID=65872844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910023413.4A Active CN109555768B (en) | 2019-01-10 | 2019-01-10 | Auxiliary fastening device of medical connecting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109555768B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE917041C (en) * | 1953-01-22 | 1954-08-23 | Ringfeder Gmbh | Device for fastening a bolt in a workpiece |
| DE8806626U1 (en) * | 1988-05-20 | 1988-08-04 | Bohlender, Hermann, 6970 Lauda | Sealing screw connection device for a glass tube or similar with a connecting pipe or hose in laboratory equipment or similar. |
| DE29614386U1 (en) * | 1996-08-20 | 1996-10-24 | Ed. Scharwächter GmbH + Co KG, 42855 Remscheid | With a detachable door hinge structurally combined door arrester |
| CN1206775A (en) * | 1997-06-04 | 1999-02-03 | Ed沙瓦希特两合公司 | Extendible door hinge |
| DE10039480A1 (en) * | 1999-08-11 | 2001-05-03 | Ifm Electronic Gmbh | Clamping unit for fixing a component in the form of a rod or a pipe comprises a clamping screw and a cone which are made as separate parts of the unit |
| RU2378181C1 (en) * | 2008-05-26 | 2010-01-10 | Государственное образовательное учреждение высшего профессионального образования Марийский государственный технический университет | Rope connector |
| CN201827198U (en) * | 2010-10-22 | 2011-05-11 | 瑞鑫集团（福州）实业有限公司 | Connecting structure utilizing thin wall tapered sleeve on cable equipment |
| JP2014095436A (en) * | 2012-11-09 | 2014-05-22 | Mitsubishi Heavy Ind Ltd | Fastening structure of bolt and fastening method of bolt |
| CN209557433U (en) * | 2019-01-10 | 2019-10-29 | 迈柯唯医疗设备(苏州)有限公司 | A kind of auxiliary fastening device of medical connecting shaft |
-
2019
- 2019-01-10 CN CN201910023413.4A patent/CN109555768B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE917041C (en) * | 1953-01-22 | 1954-08-23 | Ringfeder Gmbh | Device for fastening a bolt in a workpiece |
| DE8806626U1 (en) * | 1988-05-20 | 1988-08-04 | Bohlender, Hermann, 6970 Lauda | Sealing screw connection device for a glass tube or similar with a connecting pipe or hose in laboratory equipment or similar. |
| DE29614386U1 (en) * | 1996-08-20 | 1996-10-24 | Ed. Scharwächter GmbH + Co KG, 42855 Remscheid | With a detachable door hinge structurally combined door arrester |
| CN1206775A (en) * | 1997-06-04 | 1999-02-03 | Ed沙瓦希特两合公司 | Extendible door hinge |
| DE10039480A1 (en) * | 1999-08-11 | 2001-05-03 | Ifm Electronic Gmbh | Clamping unit for fixing a component in the form of a rod or a pipe comprises a clamping screw and a cone which are made as separate parts of the unit |
| RU2378181C1 (en) * | 2008-05-26 | 2010-01-10 | Государственное образовательное учреждение высшего профессионального образования Марийский государственный технический университет | Rope connector |
| CN201827198U (en) * | 2010-10-22 | 2011-05-11 | 瑞鑫集团（福州）实业有限公司 | Connecting structure utilizing thin wall tapered sleeve on cable equipment |
| JP2014095436A (en) * | 2012-11-09 | 2014-05-22 | Mitsubishi Heavy Ind Ltd | Fastening structure of bolt and fastening method of bolt |
| CN209557433U (en) * | 2019-01-10 | 2019-10-29 | 迈柯唯医疗设备(苏州)有限公司 | A kind of auxiliary fastening device of medical connecting shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109555768B (en) | 2024-05-03 |
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