CN106089890B - A kind of anti-taking off structure and Anti-extrusion end cap - Google Patents
A kind of anti-taking off structure and Anti-extrusion end cap Download PDFInfo
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- CN106089890B CN106089890B CN201610694470.1A CN201610694470A CN106089890B CN 106089890 B CN106089890 B CN 106089890B CN 201610694470 A CN201610694470 A CN 201610694470A CN 106089890 B CN106089890 B CN 106089890B
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- Prior art keywords
- wall
- columnar part
- knob
- end cap
- buckle
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- 238000001125 extrusion Methods 0.000 title claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 24
- 238000004804 winding Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000001788 irregular Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- 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
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
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- 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
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- 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
- F16B13/10—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 with separate gripping parts moved into their final position in relation to the body of the device by a separate operation
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Clamps And Clips (AREA)
Abstract
The present invention provides a kind of anti-taking off structure and Anti-extrusion end caps, belong to machinery field, Anti-extrusion end cap includes knob and anti-taking off structure, anti-taking off structure includes connector and anti-falling piece, and connector includes interconnecting piece and columnar part, and one of columnar part end is fixedly connected or is integrally formed with interconnecting piece, another end of columnar part is by envelope portion, anti-falling piece is set to by envelope portion, and anti-falling piece engages with by envelope portion, and limited step is formed between anti-falling piece and columnar part.After knob sleeve is set to columnar part, knob can rotate, and be engaged by the screw thread between knob and columnar part, it can be along the axial movement of columnar part during knob, after knob to certain angle, knob resists limited step or extruded segment, and knob is effectively prevent to be detached from from columnar part.
Description
Technical field
The present invention relates to machinery fields, in particular to a kind of anti-taking off structure and Anti-extrusion end cap.
Background technology
Often there is the case where external member is connect with traveller in machinery field, can be to be slidably connected between external member and traveller,
Can be threadedly coupled, can also be other types of attachment.External member portion is for connecting other structures, by changing external member in traveller
Some expected effects are realized in position in portion.
In above-mentioned connection structure, external member is easy to be detached from from traveller, so that mechanical structure fails.
Invention content
The embodiment of the present invention is designed to provide a kind of anti-taking off structure, and the above problem is made to be improved.
The purpose of the embodiment of the present invention, which also resides in, provides a kind of Anti-extrusion end cap, and the above problem is made to be improved.
What the embodiment of the present invention was realized in：
A kind of anti-taking off structure, including connector and anti-falling piece, the connector include interconnecting piece and columnar part, the column
One of shape portion end is fixedly connected or is integrally formed with the interconnecting piece, another end of the columnar part is quilt
Envelope portion, the anti-falling piece are set to described by envelope portion, and the anti-falling piece is engaged with described by envelope portion, the anti-falling piece and the column
Shape forms limited step between portion.
As the alternative of above-described embodiment, the side wall by envelope portion is provided at least two card slots, the anticreep
Part includes end cap and at least two buckles, and the end cap is fixedly connected or is integrally formed with the buckle, the quantity of the buckle
It is described to buckle the close side by envelope portion for being set to the end cap, the card less than or equal to the quantity of the card slot
One end of button is fixing end, and the other end of the buckle is free end, includes squeezing between the free end and the fixing end
Section, the fixing end is pressed to be fixedly connected or be integrally formed with the end cap, the buckle can be arranged in the card slot, described
The center line of columnar part is with reference to straight line, and the outer wall of the free end is less than or equal to institute with described with reference to the distance between straight line
The radius of columnar part is stated, the outer wall of the extruded segment is greater than or equal to the columnar part with described with reference to the distance between straight line
Radius.
By pressing anti-falling piece, buckle can be made to be arranged in card slot, be arranged in card slot it is interior after, anti-falling piece with connect
Part realizes rigid connection.Certain deformation can occur for buckle, i.e. free end can be detached from card slot under certain outer force effect,
And after adding extruded segment, extruded segment is resisted behind certain position when knob etc. is arranged part and reaches, contact portion and free end away from
From smaller so that buckle is not easy to deform, and free end not readily disengages from card slot, effectively enhances the Anti-extrusion effect of anti-taking off structure
Fruit.Certainly, extruded segment it is also assumed that limited step component part.
As the alternative of above-described embodiment, the buckle includes that hook and reinforcing rib, the reinforcing rib are set to institute
The separate side with reference to straight line for stating hook, is fixedly connected or is integrally formed between the hook and the reinforcing rib, institute
It states hook and the reinforcing rib is fixedly connected or is integrally formed with the end cap respectively, the separate reference of the reinforcing rib is straight
The side of line includes the slope surface section seamlessly transitted, and the slope surface section starts from the free end, the close end of the slope surface section
One end of lid is bigger diameter end, and one end far from the end cap of the slope surface section is miner diameter end, the bigger diameter end and the reference
The distance between straight line is more than the radius of the columnar part, the miner diameter end with it is described with reference at a distance from straight line less than the column
The radius in portion.
Hook with card slot for coordinating, and reinforcing rib is there are two effect, and first effect is to increase the intensity of hook, and hook is not
It is easily deformed, second effect is to provide slope surface section for extruding such as knobs.Extruded segment is between bigger diameter end and miner diameter end, path
End ensures that knob etc. can reach the outside of slope surface section, and extruded segment ensures that knob can be formed buckle and squeezes, finally, knob etc.
Buckle is pressed abd fixed in card slot and realizes fixation, even if knob can form bigger if can continue to move out to extruded segment
Pressure, buckle it is even closer with the cooperation of card slot, anti-falling piece is not readily disengaged from connector.
As the alternative of above-described embodiment, the inner wall of the hook includes sequentially connected first inner wall, in second
Wall and third inner wall, first inner wall is along the axial direction setting of the columnar part, diameter of second inner wall along the columnar part
To setting, the third inner wall is obliquely installed；The card slot includes outside sequentially connected first outer wall, the second outer wall and third
Wall, along the axial direction setting of the columnar part, second outer wall is arranged first outer wall along the radial direction of the columnar part, described
Third outer wall is arranged or is obliquely installed along the axial direction of the columnar part, and the distance between first outer wall and the reference are more than
The third outer wall and the radius with reference to the distance between straight line and less than the columnar part, the anti-falling piece and the column
When shape portion engages, first inner wall is bonded with first outer wall, and second inner wall is bonded with second outer wall, described
It is bonded between third inner wall and first outer wall or there are gaps.
As the alternative of above-described embodiment, with reference to straight line in rotational symmetry described in the spaced winding of multiple buckles.
As the alternative of above-described embodiment, the end cap be it is cylindric, the end cap close to described by envelope portion
One end is provided with the holding tank that cross section is cylindrical, and the buckle is located in the holding tank, the outer wall of the buckle
It is connect with the side wall of the holding tank, it is described to be stretched into the holding tank by envelope portion.
Holding tank can be accommodated by envelope portion, even if the negligible amounts of buckle and card slot, anti-falling piece can have in columnar part
Certain shaking can also be resisted the inner wall of holding tank by envelope portion, reduce and shake, anti-falling piece and the more difficult disengaging of columnar part.
As the alternative of above-described embodiment, the columnar part is provided with limit hole, and the limit hole is groove or blind
Hole or through-hole, along the axial direction setting of the columnar part, the anti-falling piece is provided with corresponding with the limit hole limit hole
Protrusion, the protrusion stretch into the limit hole.
Protrusion is located in limit hole, can effectively limit the shaking of anti-falling piece, while can be to avoid anti-falling piece along columnar part
Axial direction move, effectively improve the connection relation stabilization of anti-falling piece and connector.
The embodiment of the present invention additionally provides a kind of Anti-extrusion end cap, including the Anti-extrusion described in knob and above-mentioned any one
Structure, the knob sleeve are set to the outside of the columnar part, and the columnar part includes the first thread segment, and first thread segment is set
It is equipped with external screw thread, the knob is provided with internal thread, and the external screw thread is engaged with the internal thread, and the limited step is for limiting
The knob is made to be detached from by envelope portion from described；
For the first component to be arranged between the knob and the interconnecting piece, the interconnecting piece is used to connect second component,
The knob can resist the first component, and the knob enables to the first component and the second component phase
To movement.
Knob can be rotated around the axis of columnar part, and by the screw-thread fit between knob and columnar part, knob can edge
The axial movement of columnar part, during screwing knob, knob can compress the first component, be fixed in second component and connector
In the case of motionless, realize the relative movement of the first component and second component, achieve the desired results, when knob is screwed to certain journey
After degree, knob can resist limited step or extruded segment, and knob is effectively prevent to be detached from from columnar part.
As the alternative of above-described embodiment, the knob is provided with stepped hole, and the stepped hole includes two parts, point
Not Wei accommodating section and the second thread segment, the diameter of the accommodating section is more than the diameter of second thread segment, second screw thread
Section is provided with external screw thread and the screw-thread fit between the columnar part, and some or all of described anti-falling piece is located at the accommodating section
It is interior.
Second thread segment and the first thread segment screw-thread fit, accommodating section is for accommodating some or all of anti-falling piece, anticreep
After going out end cap installation is complete, anti-falling piece is located in stepped hole, will not it is exposed outside, shape is more beautiful, it is not easy to by the external world
The interference of environment.
As the alternative of above-described embodiment, the knob includes sleeve member and at least three screw handle, the set
Cylinder part is corresponding with the anti-taking off structure, described to screw radial direction setting of the handle along the sleeve member, multiple knob handles
Spaced winding described in sleeve member Axial-rotational Symmetry.
Sleeve member is sheathed on the outside of columnar part and screw-thread fit between the two, screws handle and can be used to implement sleeve member
Rotation, screw handle and make the rotation of knob more laborsaving.
Compared with prior art, the beneficial effects of the invention are as follows：After knob sleeve is set to columnar part, knob can rotate,
It is engaged by the screw thread between knob and columnar part, it can be along the axial movement of columnar part, when knob turns during knob
It moves to certain angle, knob resists limited step or extruded segment, and knob is effectively prevent to be detached from from columnar part.
Description of the drawings
Fig. 1 is Anti-extrusion end cap axonometric drawing provided in an embodiment of the present invention；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the right view of Fig. 2；
Fig. 4 is the sectional view of Fig. 2；
Fig. 5 is the knob schematic diagram of Fig. 4；
Fig. 6 is the anti-taking off structure schematic diagram of Fig. 4；
Fig. 7 is the connector schematic diagram of Fig. 6；
Fig. 8 is the anti-falling piece schematic diagram of Fig. 6；
Fig. 9 is the close-up schematic view of Fig. 8.
Reference numeral：
Anti-taking off structure 100；
Connector 110；Interconnecting piece 111；Columnar part 112；With reference to straight line 113；First thread segment 114；By envelope portion 115；Card
Slot 116；First outer wall 117；Second outer wall 118；Third outer wall 119；Limit hole 120；
Anti-falling piece 150；End cap 151；Buckle 152；Holding tank 153；Hook 154；Reinforcing rib 155；Slope surface section 156；First
Inner wall 157；Second inner wall 158；Third inner wall 159；Protrusion 160；
Knob 200；Accommodating section 201；Second thread segment 202；Sleeve member 203；Screw handle 204.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that term " first ", " second ", " third " etc. are only used for distinguishing and retouch
It states, is not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；Can be
Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
In concrete meaning.
Embodiment：
Fig. 1 is Anti-extrusion end cap axonometric drawing provided in an embodiment of the present invention；Fig. 2 is the front view of Fig. 1；Fig. 3 is the right side of Fig. 2
View；Fig. 4 is the sectional view of Fig. 2；Fig. 5 is the knob schematic diagram of Fig. 4；Fig. 6 is the anti-taking off structure schematic diagram of Fig. 4；Fig. 7 is figure
6 connector schematic diagram；Fig. 8 is the anti-falling piece schematic diagram of Fig. 6；Fig. 9 is the close-up schematic view of Fig. 8.
As shown in figs. 1 to 9, an embodiment of the present invention provides a kind of anti-taking off structure 100 accordingly to additionally provide one kind
Anti-extrusion end cap, Anti-extrusion end cap includes mainly knob 200 and anti-taking off structure 100, for the convenience of description, by 200 He of knob
Anti-taking off structure 100 corresponds to description.Certainly, anti-taking off structure 100 is can not to depend on the structures such as knob 200 completely independently to deposit
, anti-taking off structure 100 in Anti-extrusion end cap with individualism, production, making and can use, and anti-taking off structure
Also it can alternatively be used or remove there are many component in 100 component part.
As shown in Figure 1-Figure 3, knob 200 cooperates with anti-taking off structure 100, and knob 200 is mounted on anti-taking off structure
On 100, in the present embodiment, knob 200 can be set to the outside of anti-taking off structure 100 with rotary sleeve, and knob 200 can rotate simultaneously
Relative displacement occurs with anti-taking off structure 100.
As shown in Figure 6, Figure 7, the concrete structure of anti-taking off structure 100 is：Anti-taking off structure 100 includes 110 He of connector
Anti-falling piece 150, connector 110 include interconnecting piece 111 and columnar part 112, columnar part 112 can select but be not limited to it is cylindric,
For example, the cross section of columnar part 112 can also be rectangle, polygon, irregular shape etc., columnar part 112 can also be outer wall
The cylinder of groove is set, and groove is along structures such as the axial settings of cylinder.
As shown in Figure 6, Figure 7, using the center line of columnar part 112 as refer to straight line 113, this with reference to straight line 113 be in order to
Description facilitates virtual straight line, meaning of without nothing actual, if columnar part 112 is cylindric, center line can be with
It is considered the axis of cylinder, certainly, if columnar part 112 is irregular shape, center line may be considered in columnar part 112
The rotational axis line of heart line or knob 200 cannot assert that columnar part 112 is necessary for cylindric with this feature.
As shown in figure 4, in the present embodiment, columnar part 112 is set as cylindric, this structure is a kind of preferably choosing
It selects, the rotation of knob 200 can be made to be arranged, knob 200 can rotate, and one of columnar part 112 end is solid with interconnecting piece 111
Fixed connection is integrally formed, and it can be detachably connected, non-connection types, the integrated molding such as be detachably connected and be then to be fixedly connected
Another end by columnar part 112 and interconnecting piece 111 one entirety of integrally manufactured formation, columnar part 112 is by envelope portion
115, end herein does not mean that the end face of cylinder, but cylinder by the part of proximal end face, can include end face.
Connector 110 at least has there are two acting on, that is, connects second component and knob 200, wherein knob 200 is sheathed on
The outer wall of columnar part 112, for the first component to be arranged between knob 200 and interconnecting piece 111, interconnecting piece 111 is for connecting second
Component, the wherein first component and second component are external component, are not belonging to the component part of anti-taking off structure 100, also do not belong to
In the component part of Anti-extrusion end cap, it is placed on the position for the component for being mainly used for illustrating Anti-extrusion component and Anti-extrusion end cap herein
It sets and acts on.Between the first component and second component can relative motion, for example, the first component is fixed and second component can live
The dynamic or first component can activity and second component fix, it should be noted that " fixation " and " activity " described herein are one
Kind relative concept is not meant that absolutely fixed or movable.
As shown in figure 4, the connection relation between knob 200 and columnar part 112 can be：Knob 200 is sheathed on columnar part
112 outside, as shown in fig. 7, columnar part 112 includes the first thread segment 114, the first thread segment 114 is provided with external screw thread, such as schemes
Shown in 5, knob 200 is provided with internal thread, and external screw thread is engaged with internal thread, and knob 200 can rotate, the mistake that knob 200 rotates
Cheng Zhong, in external screw thread under the engagement of internal thread, knob 200 is moved along the axial direction of columnar part 112, knob 200 with connect
Certain variation occurs for the position relationship between portion 111, i.e. knob 200 passes through adjusting knob closer or far from interconnecting piece 111 etc.
Position relationship between 200 and interconnecting piece 111, knob 200 can resist the first component, during adjusting knob 200, first
Certain variation occurs for the position relationship between component and interconnecting piece 111, to realize between the first component and second component
Relative motion.
Anti-falling piece 150 is detached from for limiting knob 200 from by envelope portion 115, i.e., anti-falling piece 150 is installed on by envelope portion 115
Afterwards, knob 200 can only move in columnar part 112, cannot be detached from columnar part 112 from by envelope portion 115, be specifically as follows：Anticreep
Part 150 is set to by envelope portion 115, and anti-falling piece 150 engages with by envelope portion 115, and limit is formed between anti-falling piece 150 and columnar part 112
Position step.If a part for anti-falling piece 150 is cylindric, which is more than the diameter of columnar part 112 to shape
At limited step, knob 200 resists limited step after turning to certain position, if anti-falling piece 150 is irregular shape, anticreep
Spacing between the edge and the axis of columnar part 112 of part 150 is greater than the radius of columnar part 112.
The concrete form that anti-falling piece 150 engages with by envelope portion 115 can be selected but be not limited to following scheme：As shown in fig. 7,
At least two card slots 116 are provided with by the side wall in envelope portion 115, as shown in figure 8, anti-falling piece 150 includes end cap 151 and at least two
Buckle 152.
In the present embodiment, end cap 151 is cylindric, and certainly, end cap 151 can also be Else Rule shape or irregular
Shape etc., as shown in figure 8, end cap 151 is circular holding tank 153, card close to cross section is provided with by the one end in envelope portion 115
Button 152 is located in holding tank 153, and holding tank 153 includes bottom wall and side wall, buckles the side of 152 outer wall and holding tank 153
Wall connects, and the connection types such as may be a fixed connection, be integrally formed, being stretched into holding tank 153 by envelope portion 115, as shown in fig. 6,
It is embedded in holding tank 153 by the part in envelope portion 115, can be bonded with the side wall of holding tank 153 by envelope portion 115.
It is in rotational symmetry that the preferred arrangement of buckle 152 refers to straight line 113 for the spaced winding of multiple buckles 152, similarly,
It can also be around with reference to straight line 113, in rotational symmetry, end cap 151 is fixedly connected or is integrally formed with buckle 152, blocks by envelope portion 115
Button 152 quantity be less than or equal to card slot 116 quantity, in the present embodiment, buckle 152 quantity be equal to card slot 116 number
It measures and is two, it is possible thereby to keep the intensity of columnar part 112 to the maximum extent, while the stability of connection can be met.
Buckle 152 is set to the close side by envelope portion 115 of end cap 151, as shown in figure 9, one end of buckle 152 is fixing end, card
The other end of button 152 is free end, and certain small distance displacement can occur for free end, so that buckle 152 can be sent out
Raw a degree of deformation, to realize buckle 152 with by between envelope portion 115 engaging and disengaging etc., free end and fixing end
Between include extruded segment, fixing end is fixedly connected or is integrally formed with end cap 151, in the present embodiment, fixing end and end cap 151
Between connection type selection be integrally formed, buckle 152 can be arranged in card slot 116.
As shown in figure 9, the outer wall of free end is less than or equal to the half of columnar part 112 with reference to the distance between straight line 113
Diameter, the outer wall of extruded segment and the radius for being greater than or equal to columnar part 112 with reference to the distance between straight line 113.Knob 200 rotated
Cheng Zhong, free end will not stop knob 200, and when knob 200 moves to extruded segment, 200 inner wall of knob is contacted with extruded segment, rotation
Button 200 resists extruded segment, and buckle 152 is difficult to bend, and buckle 152 is more securely fixed in card slot 116, and then realizes card
The purpose that button 152 can not be detached from out of card slot 116.
As shown in figure 9, the optional structure of one of which of buckle 152 is：Buckle 152 includes hook 154 and reinforcing rib
155, reinforcing rib 155 be set to hook 154 far from the side with reference to straight line 113, it should be noted that herein for by anti-falling piece
150 engage with connector 110 after state, the situation is not present when the two detaches, engages with by envelope portion 115 in buckle 152
In the process, buckle 152 is directed away from the direction bending with reference to straight line 113, and after adding reinforcing rib 155, buckle 152 can be increased
Intensity, effectively prevent buckle 152 fracture.
In addition, reinforcing rib 155 also has the function of another, i.e., contacted with knob 200, knob 200 can resist reinforcement
Muscle 155 simultaneously makes buckle 152 be difficult to be bent, so that buckle 152 is difficult to be detached from out of card slot 116, knob 200 can not be from column
Portion 112 is detached from, and is fixedly connected or is integrally formed between hook 154 and reinforcing rib 155, and the width of reinforcing rib 155, which can be less than, to be hung
The width of hook 154, hook 154 and reinforcing rib 155 are fixedly connected or are integrally formed with end cap 151 respectively, in the present embodiment, hook
154, it is integrally formed between 151 three of reinforcing rib 155 and end cap.
In order to enable reinforcing rib 155 to achieve the purpose that prevent knob 200 from deviating from, as shown in Figure 8, Figure 9, reinforcing rib 155
Concrete structure can be：Reinforcing rib 155 includes the slope surface section 156 seamlessly transitted far from the side with reference to straight line 113, smoothly
Transition refers to slope surface section 156 to be gradually changed with reference to the distance between straight line 113, and without step etc., slope surface section 156 can be with
For structures such as plane, curved surfaces, slope surface section 156 starts from free end, can terminate in fixing end, can also terminate in free end and fixing end
Between somewhere position.
As shown in figure 9, slope surface section 156 by one end of proximal cover 151 be bigger diameter end, the separate end cap 151 of slope surface section 156
One end be miner diameter end, bigger diameter end and miner diameter end are relative concepts, i.e., bigger diameter end with reference to the distance between straight line 113 more than small
Diameter end is at a distance from reference straight line 113, in addition, bigger diameter end and miner diameter end do not mean that slope surface section 156 is cylindrical face, slope surface section
156 can be the structures such as plane, curved surface, cylindrical face, and bigger diameter end is more than columnar part 112 with reference to the distance between straight line 113
Radius, miner diameter end are less than the radius of columnar part 112 at a distance from reference straight line 113.When knob 200 is screwed to certain position,
Knob 200 resists the somewhere between bigger diameter end and miner diameter end, and knob 200 will buckle 152 and inwardly squeeze, and crimping section can be used as
The engaging of extruded segment, buckle 152 and card slot 116 is more secured.
Hook 154 and the concrete structure of card slot 116 can be selected but be not limited to following scheme：As shown in figure 9, hook 154
Inner wall include sequentially connected first inner wall 157, the second inner wall 158 and third inner wall 159, the first inner wall 157, the second inner wall
158 and third inner wall 159 can be the structures such as plane, curved surface, cylindrical face, round table surface, the first inner wall 157 is along columnar part 112
Axial setting, the second inner wall 158 are arranged along the radial direction of columnar part 112, and third inner wall 159 is obliquely installed, and third inner wall 159 is phase
For inclined with reference to straight line 113, that is, refer to straight line 113 and can intersect in certain extension with third inner wall 159, in second
The outer part of wall 158 is connect with the first inner wall 157, and the inner part of the second inner wall 158 is connect with third inner wall 159.
As shown in fig. 7, card slot 116 includes sequentially connected first outer wall 117, the second outer wall 118 and third outer wall 119,
First outer wall 117, the second outer wall 118 and third outer wall 119 can be the structures such as plane, curved surface, cylindrical face, round table surface, first
Outer wall 117 is along the axial direction setting of columnar part 112, and the second outer wall 118 is along the radial direction setting of columnar part 112, and third outer wall 119 is along column
The axial setting in shape portion 112 is obliquely installed, and in the present embodiment, third outer wall 119 is arranged along the axial direction of columnar part 112, the
One outer wall 117 more than the distance between third outer wall 119 and reference straight line 113 and is less than with reference to the distance between straight line 113
The radius of columnar part 112, when anti-falling piece 150 engages with columnar part 112, the first inner wall 157 is bonded with the first outer wall 117, and second
Inner wall 158 is bonded with the second outer wall 118, is bonded between third inner wall 159 and the first outer wall 117 or there are gaps.
In order to keep anti-falling piece 150 and the connection of columnar part 112 more secured, additionally provide in the present embodiment a kind of optional
Scheme：As shown in fig. 7, columnar part 112 is provided with limit hole 120, limit hole 120 can be groove or blind hole or through-hole, limit
Hole 120 is arranged along the axial direction of columnar part 112, and limit hole 120 starts from one end of the close anti-falling piece 150 of columnar part 112, such as Fig. 8
Shown, anti-falling piece 150 is provided with corresponding with limit hole 120 raised 160, as shown in fig. 6, protrusion 160 is located at anti-falling piece 150
Close to the side of columnar part 112, protrusion 160 stretches into limit hole 120, and the inner wall of protrusion 160 can be with the inner wall of limit hole 120
Fitting, can also by protrusion 160 be arranged to it is round table-like, protrusion 160 a part be bonded with the inner wall of limit hole 120.Limit
Hole 120 cooperates with protrusion 160, and anti-falling piece 150 can not be moved along the axial direction of columnar part 112, avoid anti-falling piece 150
It shakes, and it is possible to prevente effectively from buckle 152 is detached from out of card slot 116.
As shown in figure 5, the concrete structure of knob 200 can be in Anti-extrusion end cap：Knob 200 is provided with stepped hole, rank
Terraced hole includes two parts, respectively accommodating section 201 and the second thread segment 202, and the diameter of accommodating section 201 is more than the second thread segment
202 diameter, accommodating section 201 are used to accommodate a part for anti-falling piece 150, and the second thread segment 202 is provided with external screw thread and and column
Screw-thread fit between shape portion 112, some or all of anti-falling piece 150 are located in accommodating section 201.After Anti-extrusion end cap is installed,
Anti-falling piece 150 is located in stepped hole, effectively avoids influence of the external environment to anti-falling piece 150, while can make Anti-extrusion end cap
It is compact-sized, more beautiful.
As shown in Fig. 2, the structure of knob 200 can be, knob 200 screws handle including sleeve member 203 and at least three
204, in the present embodiment, the quantity for screwing handle 204 is three, and sleeve member 203 is corresponding with anti-taking off structure 100, screws handle
Hand 204 is along the radial direction setting of sleeve member 203, the Axial-rotational Symmetry of the spaced winding sleeve member 203 of 200 handle of multiple knobs.It screws
Handle 204 can be arc-shaped workpiece, convenient for force.
The course of work (change sequence, deletion or increase etc. can be carried out according to concrete structure) of Anti-extrusion end cap：
Installation steps：Interconnecting piece 111 is fixedly connected with second component, anti-falling piece 150 and columnar part 112 detach at this time,
The first component is sheathed on to the outside of columnar part 112, then install knob 200 makes knob 200 along column by screwing knob 200
Anti-falling piece 150 is fastened on by envelope portion 115, anti-falling piece 150 by the axial movement in shape portion 112 after knob 200 reaches certain position
Protrusion 160 be embedded in limit hole 120, anti-falling piece 150 and columnar part 112 form limited step structure.
Work step：There is the first component, knob 200 can resist the first component between knob 200 and interconnecting piece 111,
With second component relative motion can occur for the first component, and by taking second component is fixed as an example, knob 200 is directed away from anti-falling piece
Rotation direction when 150 direction movement is set as forward direction and screws, another rotation direction is reversely to screw, and forward direction screws
During button 200, knob 200 resists the first component and it is pushed to be moved relative to second component；Knob 200 reversely screws
When, the first component can follow 200 homing of knob, can not also homing.
Anti-extrusion principle：Knob 200 continues reversely to screw after reaching certain position, and the inner wall of knob 200 resists reinforcing rib
155 slope surface section 156, knob 200 are pressed on buckling 152 in card slot 116, and buckle 152 is difficult to happen flexural deformation, to make
152, which must be buckled, to be detached from out of card slot 116, i.e., anti-falling piece 150 can not fall off from by envelope portion 115, and anti-falling piece 150 is to knob
200 limits, knob 200 can not be fallen, and achieve the effect that prevent knob 200 from deviating from.
It should be noted that in the absence of conflict, the feature in embodiment in the present invention can be combined with each other.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of anti-taking off structure, which is characterized in that including connector and anti-falling piece, the connector includes interconnecting piece and column
Portion, one of described columnar part end are detachably connected with the interconnecting piece, another end of the columnar part is
By envelope portion, the anti-falling piece is set to described by envelope portion, and the anti-falling piece is engaged with described by envelope portion, the anti-falling piece with it is described
Limited step is formed between columnar part；
The side wall by envelope portion is provided at least two card slots, and the anti-falling piece includes that end cap and at least two buckle, described
End cap is fixedly connected or is integrally formed with the buckle, and the quantity of the buckle is less than or equal to the quantity of the card slot, described
Buckle be set to the end cap close to the side by envelope portion, one end of the buckle is fixing end, the buckle it is another
Outer one end is free end, includes extruded segment between the free end and the fixing end, and the fixing end is fixed with the end cap
Connection is integrally formed, and the buckle can be arranged in the card slot, the center line of the columnar part be with reference to straight line, it is described
The outer wall of free end and the radius for being less than or equal to the columnar part with reference to the distance between straight line, the extruded segment it is outer
Wall and the radius for being greater than or equal to the columnar part with reference to the distance between straight line；
The buckle includes hook and reinforcing rib, and the reinforcing rib is set to the separate described with reference to the one of straight line of the hook
Side, it is described hook and the reinforcing rib between be fixedly connected or be integrally formed, it is described hook and the reinforcing rib respectively with it is described
End cap is fixedly connected or is integrally formed, and the reinforcing rib includes the slope surface seamlessly transitted far from the side with reference to straight line
Section, the slope surface section start from the free end, and one end of the close end cap of the slope surface section is bigger diameter end, the slope surface section
One end far from the end cap be miner diameter end, the bigger diameter end is more than the columnar part with described with reference to the distance between straight line
Radius, the miner diameter end and it is described with reference at a distance from straight line be less than the columnar part radius；
The inner wall of the hook includes sequentially connected first inner wall, the second inner wall and third inner wall, and first inner wall is along institute
The axial setting of columnar part is stated, second inner wall is arranged along the radial direction of the columnar part, and the third inner wall is obliquely installed；Institute
It includes sequentially connected first outer wall, the second outer wall and third outer wall, axis of first outer wall along the columnar part to state card slot
To setting, second outer wall is along the radial direction setting of the columnar part, axial direction setting of the third outer wall along the columnar part
Or be obliquely installed, first outer wall is more than the third outer wall with described with reference to straight line with described with reference to the distance between straight line
The distance between and less than the columnar part radius, when the anti-falling piece engages with the columnar part, first inner wall and
First outer wall fitting, second inner wall are bonded with second outer wall, the third inner wall and first outer wall it
Between be bonded or there are gaps；
With reference to straight line in rotational symmetry described in the spaced winding of multiple buckles；
The end cap is cylindric, and the end cap is provided with cross section as circular receiving close to described one end by envelope portion
Slot, the buckle are located in the holding tank, and the outer wall of the buckle is connect with the side wall of the holding tank, described to be sealed
Portion stretches into the holding tank；
The columnar part is provided with limit hole, and the limit hole is groove or blind hole or through-hole, and the limit hole is along the column
The axial setting in portion, the anti-falling piece are provided with protrusion corresponding with the limit hole, and the protrusion stretches into the limit hole.
2. a kind of Anti-extrusion end cap, which is characterized in that including knob and anti-taking off structure described in claim 1, the knob
It is sheathed on the outside of the columnar part, the columnar part includes the first thread segment, and first thread segment is provided with external screw thread, institute
State knob and be provided with internal thread, the external screw thread is engaged with the internal thread, the limited step for limit the knob from
It is described to be detached from by envelope portion；
For the first component to be arranged between the knob and the interconnecting piece, the interconnecting piece is described for connecting second component
Knob can resist the first component, and the knob enables to first component fortune opposite with the second component
It is dynamic.
3. Anti-extrusion end cap according to claim 2, which is characterized in that the knob is provided with stepped hole, the ladder
Hole includes two parts, respectively accommodating section and the second thread segment, and the diameter of the accommodating section is more than the straight of second thread segment
Diameter, second thread segment are provided with external screw thread and the screw-thread fit between the columnar part, the part of the anti-falling piece or complete
Portion is located in the accommodating section.
4. Anti-extrusion end cap according to claim 3, which is characterized in that the knob includes sleeve member and at least three rotations
Handle is twisted, the sleeve member is corresponding with the anti-taking off structure, and the handle that screws is arranged along the radial direction of the sleeve member, multiple
The Axial-rotational Symmetry of sleeve member described in the spaced winding of the knob handle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694470.1A CN106089890B (en) | 2016-08-19 | 2016-08-19 | A kind of anti-taking off structure and Anti-extrusion end cap |
| PCT/CN2017/097070 WO2018033027A1 (en) | 2016-08-19 | 2017-08-11 | Anti-disengagement structure, anti-disengagement end cover and anti-disengagement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694470.1A CN106089890B (en) | 2016-08-19 | 2016-08-19 | A kind of anti-taking off structure and Anti-extrusion end cap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106089890A CN106089890A (en) | 2016-11-09 |
| CN106089890B true CN106089890B (en) | 2018-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610694470.1A Active CN106089890B (en) | 2016-08-19 | 2016-08-19 | A kind of anti-taking off structure and Anti-extrusion end cap |
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| Country | Link |
|---|---|
| CN (1) | CN106089890B (en) |
| WO (1) | WO2018033027A1 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089890B (en) * | 2016-08-19 | 2018-09-18 | 北京可以科技有限公司 | A kind of anti-taking off structure and Anti-extrusion end cap |
| CN107661597A (en) * | 2017-10-27 | 2018-02-06 | 宁波锦诠科技有限公司 | A kind of anticreep screwing structure of functional unit |
| CN108180202B (en) * | 2018-02-01 | 2024-03-01 | 北京天智航医疗科技股份有限公司 | Quick connection device and use thereof |
| CN108488268B (en) * | 2018-05-23 | 2024-03-15 | 常州中车铁马科技实业有限公司 | Brake pad support and brake clamp |
| CN110748541A (en) * | 2018-07-24 | 2020-02-04 | 苏州微创骨科医疗工具有限公司 | Medical instrument |
| CN108980309B (en) * | 2018-08-02 | 2023-09-22 | 珠海凯邦电机制造有限公司 | Gearbox assembly and motor |
| CN109396800B (en) * | 2018-12-13 | 2024-08-16 | 厦门盈趣科技股份有限公司 | Product pressing device |
| CN112253580B (en) * | 2020-11-09 | 2024-06-21 | 冠捷电子科技(福建)有限公司 | Knob anti-drop structure |
| CN115042674B (en) * | 2022-06-07 | 2024-09-20 | 中铁高铁电气装备股份有限公司 | Anticreep formula pipe fitting plugging device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106089890A (en) | 2016-11-09 |
| WO2018033027A1 (en) | 2018-02-22 |
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