CN109654094A - A kind of self-locking pull rod and its application method - Google Patents
A kind of self-locking pull rod and its application method Download PDFInfo
- Publication number
- CN109654094A CN109654094A CN201910073531.6A CN201910073531A CN109654094A CN 109654094 A CN109654094 A CN 109654094A CN 201910073531 A CN201910073531 A CN 201910073531A CN 109654094 A CN109654094 A CN 109654094A
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- structural member
- outer tube
- inner tube
- button
- hole
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000013011 mating Effects 0.000 claims abstract description 11
- 238000005086 pumping Methods 0.000 claims description 9
- 210000001364 upper extremity Anatomy 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 16
- 239000000243 solution Substances 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000007787 solid Substances 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
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
A kind of self-locking pull rod and its application method, including outer tube, it is built in the set skin and outer tube structure part of outer tube top and bottom respectively, and it is built in the inner tube in outer tube, the upper end of outer tube, middle part any position, lower end is respectively equipped with structural member lockhole, structural member stops hole and structural member suspend mode mating hole, outer tube structure part includes outer tube structure part ontology and the solution closing piece two that is fixed on outer tube structure part ontology, inner tube lower end is equipped with structural member, structural member fixes in the structural member mounting hole of inner tube, inner tube passes through the upper end of structural member and outer tube, middle part or lower end are fixed, and then complete inner tube only take out and withdraw it is Telescopic Fixed；Structural member includes structural member main body, only receives button, fixing piece and for lockking the locking plate for only receiving button.The function that one part of the present invention Structure of need part can realize pull rod and put away sports equipment, shadoof and while putting away sports equipment, do not need button, spring, compression bar, and the additional auxiliary component such as briquetting reduces operational procedure, improves producing efficiency.
Description
Technical field
The present invention relates to pull rod production fields, and in particular to a kind of self-locking pull rod and its application method.
Background technique
The prior art has 2 kinds:
1, pumping rod or before putting away sports equipment, buckle are all (pull rod are lockable, cannot go up pumping is lower to be received) in the hole of outer tube each position,
It wants pumping rod or puts away sports equipment, knob button can be pinned, knob button depresses compression bar and briquetting, and briquetting is again by the jacking block pressure of structural member
Under, jacking block recycles its 45 degree of angles that will buckle from the lockhole of outer tube to compress into inner tube, unlock buckle with this, allow and pumping rod or put away sports equipment
It is smoothly realized, such method needs part various, and assembling is difficult, and pull rod produces needs far from meeting from great.
2, inner tube installation steel ball and spring, spring handle steel ball top is to outer tube wall, when steel ball is pulled to the hole of outer tube each position
When, steel ball is stuck in the different location for being fixed on outer tube in the hole of outer tube with this inner tube.This structure is worked as with slightly larger power down
When pressing pull rod, inner tube will be fallen down, and use very inconvenient, therefore application amount is very low.
Summary of the invention
The object of the present invention is to provide a kind of self-locking pull rod and its application method, mainly solve because material is more, product knot
Structure is complicated, the prior art problem that manufacture craft difficulty causes greatly pull rod at high cost；And it solves to set as caused by these problems
Count aesthetic problem.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of self-locking pull rod, which is characterized in that including outer tube, be built in the set skin of outer tube top and bottom and outer respectively
Pipe structural member, and the inner tube being built in outer tube, the upper end of the outer tube, middle part and lower end be respectively equipped with structural member lockhole,
Structural member stops hole and structural member suspend mode mating hole, and the outer tube structure part includes outer tube structure part ontology and is fixed on outer tube knot
Solution closing piece two in member bodies, said inner tube lower end are equipped with structural member, and the structural member fixes the structural member installation in inner tube
In hole, said inner tube passes through the upper end of structural member and outer tube, and middle part or lower end are fixed, and then only pumping and the withdrawal of completing inner tube are stretched
Contracting is fixed；
The structural member includes structural member main body, only receives button, fixing piece and the locking plate for lockking only receipts button, described only to receive
It is buckled on movable plate, and only receives and detain the inclined-plane upward for oblique structure part main body of the end face far from structural member main body；The work
It moulds and is integrated admittedly with structural member main body in movable plate end；The fixing piece includes two fixing plates below structural member main body,
The fixing plate inner wall is equipped with the salient point for fixing with inner tube, turns to outer wall of inner tube on the fixing plate of the structural member, institute
It states salient point to fix in the mounting hole on the structural member mounting hole and structural member ontology being set in inner tube, and then by the structural member
It is fixed with inner tube, said inner tube is fixed on structural member suspend mode mating hole by only receiving button, and pause hole or structural member lockhole are solid in turn
It is scheduled on outer tube lower end, middle part or upper end.
It is further preferred that described only receive the spring being equipped between button and structural member main body for structural member main body.
Further, said inner tube is one, and said inner tube top and bottom are respectively equipped with handle and structural member.
Further, said inner tube at least there are two, wherein be located at intermediate position said inner tube top and bottom distinguish
Equipped with set skin and structural member, handle and structural member, the structure are respectively equipped with positioned at the said inner tube top and bottom of the top
Part upper end is equipped with solution closing piece one.
Further, the pull rod is a pair of pull rod disposed in parallel, and outer tube outer wall and the article carrying piece of pull rod are fixed, pull rod
Upper end of inner tube by connect handle fix.
Further, the outer tube structure part body outer wall is equipped with outer tube fixing buckle, and the outer tube structure part passes through outer
Pipe fixing buckle fixes in the outer tube structure part mounting hole for being set to outer tube lower end, and then is fixed on inside outer tube lower end.
Further, the structural member mounting hole includes only receiving button mounting hole.
In addition, described only receive is buckled on structural member body outer wall, the structural member body outer wall is equipped with and only receives button
It is corresponding only to receive button perforation, positioned at the structural member main body for only receiving button perforation opposite side.
It is further preferred that the structural member suspend mode mating hole includes that outer tube only receives button suspend mode hole, the structural member stops hole
Button is only received including outer tube and stops hole, and the outer tube only receives button and stops hole more than the one side of outer tube, and is having 1 or more on one side；
The structural member lockhole includes that outer tube only receives padlock hole.
A kind of application method of self-locking pull rod, which is characterized in that include the following steps,
Step 1: pumping rod: being pulled upwardly inner tube, only receive and detain because of inclined-plane upward, only receive button and oppressed by outer tube wall so that only
Button is received to withdraw from structural member suspend mode mating hole, inner tube according to the height of user need by only receive be buckled in it is different outer on outer tube
Pipe is only received button stop hole and is stopped, and inner tube cannot can only be received downwards toward pull-up；
Step 2: pull rod: continuing up drawing inner tube, when drawing at inner tube to the structural member lockhole of outer tube, it is automatic logical only to receive button
It crosses outer tube and only receives padlock hole pop-up outer tube, inner tube cannot can only put away sports equipment downwards toward pull-up；Drawing inner tube is continued up, so that only receiving
Button is only received padlock hole from outer tube and is withdrawn, interior until the fixing piece upper limb of inner tube structure part encounters the lower edge of set skin of outer tube
Pipe cannot continue up；
Step 3: putting away sports equipment: during only receipts button disengaging outer tube is only received padlock hole and is moved to the intradermal wall of set, the only receipts
It detains because the compressing for covering intradermal wall is further moved to structural member body interior, until only receipts button is by locking plate lock in structural member main body
Portion, at this point, being pressed downward the i.e. recoverable inner tube of inner tube；
Step 4: unlock: only receiving button when inner tube is withdrawn and squeezed by the solution closing piece two of outer tube structure part, then pop up outer tube
Button suspend mode hole is only received, can continue to pull up inner tube next time at this time, so far, a kind of self-locking pull rod use finishes.
Implement the present invention can achieve it is following the utility model has the advantages that
The function that one major part of the present invention Structure of need part can realize pull rod and put away sports equipment, shadoof and when putting away sports equipment
Button is not needed, spring, compression bar, the additional auxiliary component such as briquetting, whole subtie can choose only other than pipe with plastics one
Kind material；
The present invention saves material, by taking three-joint pipe (+two inner tube of outer tube) as an example, reduces 61% number of components, saves assembling
It is working hour, i.e. composable without equipment and tool, reduce the management and warehousing costs of assembly line；
Present invention self weight is lighter, by taking three-joint pipe as an example, reduces 20% weight, does not need to touch the button, more smooth, more quiet
Sound, design freedom is higher, more beautiful and generous.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that inner tube of the present invention is built in outer tube；
Fig. 2 is the structural schematic diagram that inner tube of the present invention pulls out outer tube；
Fig. 3 is that outer tube of the present invention stops the structural schematic diagram received button and stop hole equipped with outer tube；
Fig. 4 is the structural schematic diagram of outer tube structure part of the present invention；
Fig. 5 is the structural schematic diagram of set skin of the present invention；
Fig. 6 is the structural schematic diagram that inner tube of the present invention is connect with structural member；
Fig. 7 is the structural schematic diagram of inner tube of the present invention；
Fig. 8 is the structural schematic diagram of the embodiment one of structural member of the present invention；
Fig. 9 is to be related to the cross-sectional view of structural member；
Figure 10 is the structural schematic diagram of the embodiment two of structural member of the present invention；
Figure 11 is the enlarged structure schematic diagram in the portion Figure 10 B-B.
Figure 12 is the structural schematic diagram of the embodiment one of the present invention for only receiving button；
Figure 13 is the structural schematic diagram of the embodiment two of the present invention for only receiving button；
Figure 14 is the structural schematic diagram of the embodiment three of the present invention for only receiving button；
Figure 15 is the structural schematic diagram of the example IV of the present invention for only receiving button；
Figure 16 is the position relationship structural diagram of spring of the present invention and structural member main body；
Figure 17 is emptiness avoiding hole of the present invention and the position relationship structural diagram for solving closing piece.
The drawing reference numeral of specific embodiment illustrates:
1- inner tube；11- structural member mounting hole；12- only receives button mounting hole；2- structural member；21- structural member main body；22- is only received
Button；23- fixing piece；25- movable plate；26- salient point；27- mounting hole；28- locking plate；29- solves closing piece one；3- outer tube；31- covers skin
Mounting hole；32- outer tube structure part mounting hole；33- outer tube only receives padlock hole；37- outer tube only receives button suspend mode hole；4- covers skin；41- set
Skin salient point；5- outer tube structure part；51- outer tube structure part ontology；52- solves closing piece two；53- outer tube fixing buckle；6- outer tube only receives button
Stop hole；100- spring；101- emptiness avoiding hole.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
A kind of self-locking pull rod, including outer tube 3 are built in the set skin 4 and outer tube structure part of 3 top and bottom of outer tube respectively
5, and it is built in inner tube 1 in outer tube 3, as shown in figure 3, the upper end of outer tube 3, middle part and lower end are respectively equipped with structural member lockhole
33, structural member stops hole 6 and structural member suspend mode mating hole 37, as shown in figure 4, outer tube structure part 5 includes outer tube structure part ontology
51 and the solution closing piece 2 52 that is fixed on outer tube structure part ontology 51, as shown in fig. 6,1 lower end of inner tube is equipped with structural member 2, structure
Part 2 fixes in the structural member mounting hole of inner tube 1, and inner tube 1 passes through the upper end of structural member 2 and outer tube 3, and middle part or lower end are fixed,
And then the pull elongation for completing inner tube 1 is fixed and is withdrawn Telescopic Fixed；
As shown in figure 8, structural member 2 includes structural member main body 21, only receives button 22, fixing piece 23 and only receive button 22 for lockking
Locking plate 28, only receive button 22 be set to movable plate 25 on, and only receive button 22 end faces far from structural member main body 21 be oblique structure part
The upward inclined-plane of main body 21；Only receiving button 22 can be more than the one side of structural member, can be in the same or different height in each face, only
It wants to prevent to withdraw, only receiving button can be any shape, and modeling is integrated 25 end of movable plate admittedly with structural member main body 21, fixing piece
23 include two fixing plates set on 21 lower section of structural member main body, fixes plate inner wall and is equipped with for the salient point fixed with inner tube 1
26, salient point 26 is not drawn into figure and fixes plate, turns to 1 outer wall of inner tube on the fixing plate of structural member 2, salient point 26 fix be set to it is interior
In the mounting hole 27 on structural member mounting hole 11 and structural member ontology on pipe 1, so structural member 2 and inner tube 1 is fixed, it is interior
Pipe 1 is fixed on structural member suspend mode mating hole by only receiving button 22, and outer tube only receives button and stops hole 6 or structural member lockhole and then be fixed on
3 lower end of outer tube, middle part or upper end, structural member 2 can be integrated injection molding, while the shape of structural member 2 and interior tube shape phase
It adapts to.
As the preferred embodiment of the invention, inner tube 1 is one, and 1 top and bottom of inner tube are respectively equipped with handle and structure
Part 2.
As the preferred embodiment of the invention, inner tube 1 at least there are two, wherein be located at intermediate position 1 upper end of inner tube and
Lower end is respectively equipped with set skin 4 and structural member 2, and 2 upper end of structural member is equipped with solution closing piece 1, solves the working method and solution of closing piece 1
Closing piece 2 52 is identical, and 1 top and bottom of inner tube positioned at the top are respectively equipped with handle and structural member 2.
As shown in figure 5, set 4 outer wall of skin is equipped with set skin salient point 41, set skin 4 is fixed by set skin salient point 41 and is being set to outer tube
In the set skin mounting hole 31 of 3 upper ends, and then it is fixed on inside 3 upper end of outer tube.Pull rod is a pair of pull rod disposed in parallel, pull rod
3 outer wall of outer tube is fixed with article carrying piece, and 1 upper end of inner tube of pull rod is fixed by connecting handle.
As shown in figure 4,51 outer wall of outer tube structure part ontology is equipped with outer tube fixing buckle 53, outer tube structure part 5 passes through outer tube
Fixing buckle 53, which fixes, to be set to the outer tube structure part mounting hole 32 of 3 lower end of outer tube and then is being fixed on inside 3 lower end of outer tube.Such as Fig. 7
Shown, structural member mounting hole includes only receiving button mounting hole 12.
As the preferred embodiment of the invention, as shown in figure 3, uniform intervals are equipped with for only receiving what button 22 stopped on outer tube 3
Outer tube only receive button stop hole 6, outer tube only receive button stop hole 6 be at least one side one, outer tube only receive button stop 6 user of hole according to
Need to adjust different height.
As the preferred embodiment of the invention, as shown in figure 16, only it is equipped with and is used between receipts button 22 and structural member main body 21
Correspondingly phase is arranged on solution closing piece (solution closing piece includes that solution closing piece 1 conciliates closing piece 2 52) in the spring 100 of structural member main body 21
The emptiness avoiding hole 101 answered.
As the preferred embodiment of the invention, Figure 10 and Figure 11 be the present invention relates to another embodiment of structural member 2, by
Figure is set on 21 outer wall of structural member main body as it can be seen that only receiving button 22, and 21 outer wall of structural member main body is equipped with corresponding with button 22 is only received
Only receive button perforation 7.
The positional relationship for only receiving button 22, movable plate 25 and locking plate 28 is also configured to the state of Figure 12~15.
A kind of application method of self-locking pull rod, which is characterized in that include the following steps,
Step 1: pumping rod: when inner tube 1 and 3 positional relationship of outer tube are as shown in Figure 1, being pulled upwardly inner tube 1, only receive button 22
Upward because of inclined-plane, button 22 is only received by the compressing of 3 inner wall of outer tube so that only receiving button 22, is withdrawn from structural member suspend mode mating hole, inner tube 1
It needs only to receive button stop hole 6 by only 22 outer tubes different on outer tube 3 of receipts button according to the height of user and stop；
Step 2: pull rod: continuing up and draw inner tube 1, when drawing at inner tube 1 to the structural member lockhole of outer tube 3, only receive button 22 certainly
Outer tube 3 is popped up in dynamic padlock hole 33 of only being received by outer tube, and inner tube 1 cannot can only put away sports equipment downwards toward pull-up；It continues up and draws inner tube 1,
It is withdrawn so that only receiving button 22 and only receiving padlock hole 33 from outer tube, until 23 upper limb of fixing piece of 1 structural member 2 of inner tube encounters outer tube 3
Until the lower edge for covering skin 4, inner tube 1 cannot be continued up；
Step 3: putting away sports equipment: due to only receiving 22 flexible features of button, if it is not locked in 1 the inside of inner tube, putting away sports equipment
When only receive button 22 be pulled to its lockhole when just will pop up, inner tube 1 cannot continue to be retracted into bottom.Therefore, it to put away sports equipment just necessary
Padlock will only be received at inner tube.Only receive button 22 disengaging outer tubes only receive padlock hole 33 to set 4 inner wall of skin move during, only
Compressing of the button 22 because of set 4 inner wall of skin is received further to 21 internal motion of structural member main body, is locked until only receiving button 22 by locking plate 28
Inside structural member main body 21, locking plate 28 with only receive button 22 positional relationship as shown in figure 9, at this point, being pressed downward inner tube 1 can receive
Return inner tube 1；
Step 4: unlock: not being unlocked if only receiving button, when our pumping rods again, push away pushing when case moves ahead
Power can easily subdue inner tube 1 and be unable to reach and push away the forward effect of case.Therefore the step of must have unlock.When interior
It when pipe 1 is withdrawn, only receives button 22 and is squeezed by the solution closing piece 2 52 of outer tube structure part 5, then pop up outer tube and only receive button suspend mode hole 37, this
When can continue to pull up inner tube 1 next time, so far, a kind of self-locking pull rod use finishes.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of self-locking pull rod, which is characterized in that including outer tube (3), be built in the set skin of outer tube (3) top and bottom respectively
(4) and outer tube structure part (5), and it is built in inner tube (1) in outer tube (3), the upper end of the outer tube (3), middle part and lower end point
Not She You structural member lockhole, structural member stop hole and structural member suspend mode mating hole, the outer tube structure part (5) includes outer tube structure
Part ontology (51) and the solution closing piece two (52) being fixed on outer tube structure part ontology (51), said inner tube (1) lower end are equipped with structure
Part (2), the structural member (2) fix in the structural member mounting hole of inner tube (1), and said inner tube (1) passes through structural member (2) and outer
Manage the upper end of (3), middle part or lower end fix, and then complete inner tube (1) only take out and withdraw it is Telescopic Fixed；
The structural member (2) includes structural member main body (21), only receives button (22), fixing piece (23) and only receive button (22) for lockking
Locking plate (28), it is described only receive button (22) be set to movable plate (25) on, and only receive button (22) far from structural member main body (21) end
Face is the upward inclined-plane of oblique structure part main body (21)；Modeling is one admittedly for movable plate (25) end and structural member main body (21)
Body；The fixing piece (23) includes two fixing plates below structural member main body (21), and the fixing plate inner wall is equipped with
For the salient point (26) fixed with inner tube (1), inner tube (1) outer wall, the salient point are turned on the fixing plate of the structural member (2)
(26) it fixes in the mounting hole (27) on the structural member mounting hole (11) and structural member ontology being set on inner tube (1), and then will
The structural member (2) and inner tube (1) are fixed, and said inner tube (1) is suitable by the structural member suspend mode that only receipts button (22) is fixed on outer tube
Distribution, pause hole or structural member lockhole are fixed on outer tube (3) lower end, middle part or upper end in turn.
2. a kind of self-locking pull rod as described in claim 1, which is characterized in that described only to receive button (22) and structural member main body
(21) spring (100) for structural member main body (21) is equipped between.
3. a kind of self-locking pull rod as described in claim 1, which is characterized in that said inner tube (1) is one, said inner tube
(1) top and bottom are respectively equipped with handle and structural member (2).
4. a kind of self-locking pull rod as described in claim 1, which is characterized in that said inner tube (1) at least there are two, wherein position
It is respectively equipped with set skin (4) and structural member (2) in said inner tube (1) top and bottom at intermediate position, described in the top
Inner tube (1) top and bottom are respectively equipped with handle and structural member (2), and structural member (2) upper end is equipped with solution closing piece one (29).
5. a kind of self-locking pull rod as described in claim 1, which is characterized in that the pull rod is a pair of drawing disposed in parallel
Outer tube (3) outer wall of bar, pull rod is fixed with article carrying piece, and inner tube (1) upper end of pull rod is fixed by connecting handle.
6. a kind of self-locking pull rod as described in claim 1, which is characterized in that on outer tube structure part ontology (51) outer wall
Equipped with outer tube fixing buckle (53), the outer tube structure part (5) is fixed by outer tube fixing buckle (53) and is being set to outer tube (3) lower end
In outer tube structure part mounting hole (32), and then it is fixed on inside outer tube (3) lower end.
7. a kind of self-locking pull rod as described in claim 1, which is characterized in that the structural member mounting hole includes only receiving button peace
It fills hole (12).
8. a kind of self-locking pull rod as described in claim 1, which is characterized in that the button (22) of only receiving is set to structural member main body
(21) on outer wall, structural member main body (21) outer wall is equipped with stop corresponding with button (22) is only received and receives button perforation (7), is located at
The structural member main body (21) for only receiving button perforation (7) opposite side.
9. a kind of self-locking pull rod as described in claim 1, which is characterized in that the structural member suspend mode mating hole includes outer tube
Button suspend mode hole (37) is only received, it includes that only receipts button stops hole (6) to outer tube that the structural member, which stops hole, and the outer tube, which is only received to detain, stops hole
(6) more than the one side of outer tube, and there is 1 or more on one side；The structural member lockhole includes that outer tube only receives padlock hole (33).
10. a kind of application method of self-locking pull rod as claimed in any one of claims 1 to 9 wherein, which is characterized in that including with
Lower step,
Step 1: pumping rod: be pulled upwardly inner tube (1), only receive button (22) because of inclined-plane upward, only receive button (22) by outer tube (3) inner wall
Compressing is withdrawn so that only receiving button (22) from structural member suspend mode mating hole, and inner tube (1) is needed according to the height of user by only receiving
Detaining (22) outer tube different on outer tube (3), only receipts button stop hole (6) stops, and inner tube (1) cannot can only be received downwards toward pulling up；
Step 2: pull rod: continuing up and draw inner tube (1), when drawing at inner tube (1) to the structural member lockhole of outer tube (3), only receive button
(22) padlock hole (33) pop-up outer tube (3) is only received automatically by outer tube, inner tube (1) cannot can only put away sports equipment downwards toward pull-up；Continue
Inner tube (1) is pulled up, is withdrawn so that only receiving button (22) and only receiving padlock hole (33) from outer tube, until inner tube (1) structural member (2) are consolidated
Until determining the lower edge of set skin (4) that part (23) upper limb encounters outer tube (3), inner tube (1) cannot be continued up；
Step 3: putting away sports equipment: only receive button (22) be detached from outer tube only receive padlock hole (33) to set skin (4) inner wall move during,
The compressing that button (22) is only received because of set skin (4) inner wall is further to structural member main body (21) internal motion, until only receiving button
(22) it is locked by locking plate (28) in structural member main body (21) inside, at this point, being pressed downward the i.e. recoverable inner tube (1) of inner tube (1)；
Step 4: unlock: button (22), which is only received, when inner tube (1) is withdrawn is squeezed by the solution closing piece two (52) of outer tube structure part (5), after
And pop up outer tube and only receive button suspend mode hole (37), it can continue to pull up inner tube (1) next time at this time, so far, a kind of self-locking pull rod makes
With finishing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018110633263 | 2018-09-12 | ||
| CN201811063326 | 2018-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109654094A true CN109654094A (en) | 2019-04-19 |
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ID=66121345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910073531.6A Pending CN109654094A (en) | 2018-09-12 | 2019-01-25 | A kind of self-locking pull rod and its application method |
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| Country | Link |
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| CN (1) | CN109654094A (en) |
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