CN106763039B - A kind of locking mechanism applied to telescoping tube - Google Patents
A kind of locking mechanism applied to telescoping tube Download PDFInfo
- Publication number
- CN106763039B CN106763039B CN201710083769.8A CN201710083769A CN106763039B CN 106763039 B CN106763039 B CN 106763039B CN 201710083769 A CN201710083769 A CN 201710083769A CN 106763039 B CN106763039 B CN 106763039B
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- China
- Prior art keywords
- fixing piece
- inner tube
- swelling part
- tube
- swelling
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- 230000007246 mechanism Effects 0.000 title claims abstract description 45
- 230000008961 swelling Effects 0.000 claims abstract description 99
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 10
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000017105 transposition Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 210000004262 dental pulp cavity Anatomy 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 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
- F16B7/14—Telescoping systems locking in intermediate non-discrete positions
- F16B7/1463—Telescoping systems locking in intermediate non-discrete positions with the expansion of an element inside the outer telescoping member due to the axial movement towards a wedge or a conical member
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- External Artificial Organs (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of locking mechanisms applied to telescoping tube, comprising: a telescoping tube；One retaining mechanism, the retaining mechanism include a fixing piece and a swelling part；One unlocking mechanism, the unlocking mechanism release the locking of the swelling between said inner tube and fixing piece for pushing the swelling part to exit between said inner tube and fixing piece.Since the present invention is inserted between inner tube and fixing piece by pivot bush unit in the swelling part on inner tube periphery wall and locks said inner tube and fixing piece swelling, and then effectively lock inner tube and outer tube, so that the length of telescoping tube is integrally constant, when needing to adjust the entire length of telescoping tube, swelling part can be pushed to exit between said inner tube and fixing piece to release the locking of the swelling between said inner tube and fixing piece by unlocking mechanism, user can arbitrarily adjust the entire length of telescoping tube at this time.
Description
Technical field
The present invention relates to photographic goods field, especially a kind of locking mechanism applied to telescoping tube.
Background technique
It is well known that telescoping tube due to its can elongate support photographic goods shot and with reduce photography
Equipment volume is in order to transport, therefore telescoping tube is widely used as support rod in the photographic goods such as self-shooting bar, tripod.
For the ease of adjusting the collapsing length of telescoping tube and guaranteeing in shooting process, telescoping tube will not be shunk automatically, existing
The telescoping tube applied to photographic goods field generally can all be provided with the locking of the collapsing length for adjusting telescoping tube on the market
Mechanism, although there are part in those mechanisms and can play the collapsing length for quickly adjusting telescoping tube, structure is very multiple
Miscellaneous, cost of manufacture is high；Although the simple retaining mechanism low manufacture cost of other structure, the flexible length of telescoping tube is locked
Insecure when spending, the collapsing length of telescoping tube is easy to appear variation and influences photographic goods shooting.
Summary of the invention
To solve the above-mentioned problems, the purpose of the present invention is to provide a kind of structure is simple, production cost can be both reduced,
Simultaneously convenient for adjusting flexible length of tube, but also it can effectively lock the retaining mechanism of the entire length of telescoping tube.
The present invention be solve its technical problem and the technical solution adopted is that:
A kind of locking mechanism applied to telescoping tube, comprising:
One telescoping tube, telescoping tube structure by the mutual pivot bush unit of outer tube of one or more inner tube and one or more
At；
One retaining mechanism, the retaining mechanism include that a fixing piece and a swelling part, the fixing piece are fixedly installed on institute
It states one end of outer tube and offers the through-hole that the outer tube is passed through and be inserted into for said inner tube inside it, the swelling part is living
It is dynamic to be socketed on the periphery wall of said inner tube, while the swelling part can be inserted into said inner tube along the axial movement of said inner tube
It is locked between fixing piece and by said inner tube and fixing piece swelling；
One unlocking mechanism, the unlocking mechanism is for pushing the swelling part to exit between said inner tube and fixing piece to solve
Except the swelling locking between said inner tube and fixing piece.
As an improvement of the above technical solution, the unlocking mechanism includes cooperating to drive the swelling part along interior
The first guiding surface and the second guiding surface for being axially away from the fixing piece of pipe, first guiding surface and second
Guiding surface wherein one is set in the peripheral surface of the swelling part, another, is set to the fixing piece towards the swelling
On one end of part, the first groove and the first protrusion that one group or more is mutually clamped are additionally provided between said inner tube and swelling part,
First groove and the first protrusion wherein one are set on the periphery wall of said inner tube, another, are set to the swelling part
On inner wall.
As a further improvement of the above technical scheme, first guiding surface is set to the fixing piece described in
On one end of swelling part, second guiding surface is set in the peripheral surface of the swelling part.
In the present invention, first groove is set on the periphery wall of said inner tube, and first protrusion is set to institute
On the inner wall for stating swelling part.
Preferably, first groove be one along the axial directional distribution of said inner tube open slot, described first is convex
Rising is a continuous continual raised line.
Further, first groove be one along the axial directional distribution of said inner tube open slot, described first is convex
It rises as a salient point or be the salient point that several are separated independently of each other.
Further, a shell for being socketed on the swelling part appearance is also detachably provided on the fixing piece, it is described
It is provided between shell and swelling part for driving the swelling part to move close to and being inserted between said inner tube and fixing piece
Elastic device.
Wherein, the elastic device is a compressed spring, is provided with first boss, the swelling on the inner wall of the shell
Be provided with second boss on the outer wall of part, the compressed spring pivot bush unit on the inner wall of said inner tube and its both ends respectively with
The first boss and second boss abut against.
A preferred embodiment of the present invention is connected through a screw thread between the shell and fixing piece, and the shell is towards institute
It states and is provided with internal screw thread on one end inner wall of fixing piece, the fixing piece is towards being provided on one end outer wall of the shell and institute
State the external screw thread that internal screw thread is used in combination.
Further preferably, the fixture block and card slot being mutually clamped are provided between the shell and fixing piece.
The beneficial effects of the present invention are: since the present invention passes through pivot bush unit in the swelling part insertion on inner tube periphery wall
It is locked between pipe and fixing piece and by said inner tube and fixing piece swelling, and then effectively locks inner tube and outer tube, so that telescoping tube
Length it is integrally constant, when needing to adjust the entire length of telescoping tube, swelling part can be pushed from described interior by unlocking mechanism
It is exited between pipe and fixing piece to release the locking of the swelling between said inner tube and fixing piece, user can arbitrarily adjust and stretch at this time
The entire length of the draw.By using above-mentioned structure, the production cost of telescoping tube can be both reduced, while can accurately lock
Tight telescoping tube guarantees that the length of telescoping tube when locking will not arbitrarily change, and locking effect is good.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the surface structure schematic diagram of first preferred embodiment of the invention；
Fig. 2 is the schematic diagram of internal structure of first preferred embodiment of the invention；
Fig. 3 is surface structure schematic diagram when first preferred embodiment of the invention removes shell；
Fig. 4 is the assembling structure schematic diagram of inner tube and swelling part in first preferred embodiment of the invention；
Fig. 5 is the assembling structure schematic diagram of first preferred embodiment of the invention middle external tube and fixing piece；
Fig. 6 is the enlarged diagram in Fig. 2 at A；
Fig. 7 is the schematic diagram of internal structure of second preferred embodiment of the invention；
Fig. 8 is the assembling structure schematic diagram of inner tube and swelling part, impeller in second preferred embodiment of the invention；
Fig. 9 is the assembling structure schematic diagram of second preferred embodiment of the invention middle external tube and fixing piece；
Figure 10 is the part drawing of impeller in second preferred embodiment of the invention；
Figure 11 is the part drawing of fixing piece in second preferred embodiment of the invention；
Figure 12 is the enlarged diagram in Fig. 7 at B.
Specific embodiment
Referring to figs. 1 to Fig. 6, the first preferred embodiment of the present invention, a kind of locking mechanism applied to telescoping tube, comprising:
One telescoping tube 10, the telescoping tube 10 by one or more inner tube 11 and one or more the mutual movable sleeve of outer tube 12
It connects and constitutes, herein, two root canal parts being mutually socketed, wherein the pipe fitting for being located at outer tube is outer tube 12, and internally positioned pipe
Part is then inner tube 11, and the quantity of above-mentioned inner tube 11 and outer tube 12 does not limit, and depending on being specifically actually needed, but at least includes
A piece inner tube 11 and an outer tube 12；
One retaining mechanism, the retaining mechanism include a fixing piece 21 and a swelling part 22, and the fixation of fixing piece 21 is set
It is placed in one end of the outer tube 12 and offers the through-hole for passing through and being inserted into inside the outer tube 12 for said inner tube 11 inside it,
In the present invention, above-mentioned fixing piece 21 and the outer tube 12 can be two mutually independent components, or one is not
Separable entirety can individually be fabricated separately fixing piece when fixing piece 21 and outer tube 12 are two mutually independent components
21 and outer tube 12, then fixing piece 21 is installed at one end of outer tube 12 again, when fixing piece 21 and outer tube 12 are integral,
The fixed body 21 directly can be directly processed on one end of outer tube 12, specifically can be determined according to actual needs, it is described swollen
Tight 22 pivot bush unit of part is on the periphery wall of said inner tube 11, while the swelling part 22 can be moved along the axial direction of said inner tube 11
It is locked between dynamic insertion said inner tube 11 and fixing piece 21 and by said inner tube 11 and 21 swelling of fixing piece；Herein, in order to make
Swelling part 22 is preferably inserted into said inner tube 11 and fixing piece 21 and by the two swelling, it is preferable that the swelling part 22
On be provided with an insertion end 220 for capableing of gap between said inner tube 11 and fixing piece 21, the thickness edge of the insertion end 220
Become larger away from the direction of the fixing piece 21, therefore swelling part 22 more moves close to the fixing piece 21, the insertion
Depth between 220 insertion inner tubes 11 of end and fixing piece 21 is deeper, at this time swelling part 22 then more can swelling said inner tube 11 with it is solid
Determine part 21, and then better lock onto inner tube 11 and outer tube 12, so that the entire length of telescoping tube will not change；
One unlocking mechanism, the unlocking mechanism is for pushing the swelling part 22 to move back between said inner tube 11 and fixing piece 21
Out to release the locking of the swelling between said inner tube 11 and fixing piece 21.
Since the present invention is inserted into inner tube 11 and fixing piece 21 in the swelling part 22 on 11 periphery wall of inner tube by pivot bush unit
Between and said inner tube 11 and 21 swelling of fixing piece locked, and then effectively inner tube 11 and outer tube 12 are locked, so that telescoping tube
Length is integrally constant, when needing to adjust the entire length of telescoping tube, swelling part 22 can be pushed from described interior by unlocking mechanism
It is exited between pipe 11 and fixing piece 21 to release the locking of the swelling between said inner tube 11 and fixing piece 21, user can be at this time
Meaning adjusts the entire length of telescoping tube.By using above-mentioned structure, the production cost of telescoping tube can be both reduced, while can be with
Telescoping tube is accurately locked, guarantees that the length of telescoping tube when locking will not arbitrarily change, locking effect is good.
Referring to Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the unlocking mechanism includes cooperating to drive 22 edge of swelling part
The first guiding surface 31 and the second guiding surface 32 for being axially away from the fixing piece 21 of inner tube 11, described first leads
It wherein one is set in the peripheral surface of the swelling part 22 to inclined-plane 31 and the second guiding surface 32, it is another, it is set to described
Fixing piece 21 is towards on one end of the swelling part 22, herein, as a preferred embodiment of the present invention, first guiding
Inclined-plane 31 is set to the fixing piece 21 towards on one end of the swelling part 22, and second guiding surface 32 is set to described
In the peripheral surface of swelling part 22, certainly, first guiding surface 31 and 32 transposition of the second guiding surface and set respectively
Be placed in it is also possible on the swelling part 22 and fixing piece 21, be additionally provided between said inner tube 11 and swelling part 22 one group with
On the first groove 41 for being mutually clamped and the first protrusion 42, first groove 41 and the first protrusion 42 wherein one be set to it is described
It is another on the periphery wall of inner tube 11, it is set on the inner wall of the swelling part 22, further preferably, first groove 41 is set
It being placed on the periphery wall of said inner tube 11, first protrusion 42 is set on the inner wall of the swelling part 22, and above-mentioned first
Groove 41 and the first protrusion 42 also can be interchanged position and be respectively arranged in the swelling part 22 and inner tube 11.
Due to being provided with the first groove 41 being mutually clamped and the first protrusion 42 between inner tube 11 and swelling part 22, work as rotation
When inner tube 11, which can drive swelling part 22 to follow its synchronous rotation, and swelling part 22 passes through and is disposed thereon at this time
Second guiding surface 32 squeezes the first guiding surface 31 for being set on the fixing piece 21, passes through the second guiding surface 32 and the
One guiding surface, 31 mutual cooperation effect so that swelling part 22 along the axial direction of inner tube 11 far from the fixing piece 21, this
When 220 said inner tube 11 of insertion end and fixing piece 21 between be gradually backed out, and then relieve between inner tube 11 and fixing piece 21
Swelling locking, user can arbitrarily adjust the entire length of telescoping tube at this time.
For the ease of manufacturing for inner tube 11 and swelling part 22, herein, it is preferable that first groove 41 is an edge
The open slot of the axial directional distribution of said inner tube 11, it is described first protrusion 42 be a continuous continual raised line.In addition to adopting
With outside above-mentioned structure, first groove 41 and the first protrusion 42 can also use other structures, such as: first groove
41 for one along the axial directional distribution of said inner tube 11 open slot, first protrusion 42 is a salient point or be several
The salient point separated independently of each other.
Referring to Fig. 4 and Fig. 5, in order to enable inner tube 11 can preferably drive the swelling part 22 to rotate, it is preferable that described
It is provided with the first groove 41 and the first protrusion 42 that three groups are mutually clamped between inner tube 11 and swelling part 22, three groups are mutually clamped
First groove 41 and the first protrusion 42 are uniformly distributed along the circumferential direction of said inner tube 11.
In order to enable unlocking mechanism can preferably drive the swelling part 22 far from the fixing piece 21 to release inner tube
Swelling locking between 11 and fixing piece 21, it is preferable that the unlocking mechanism includes first guiding of two groups of mutual cooperation effects
Inclined-plane 31 and the second guiding surface 32, first guiding surface 31 are uniformly distributed along the periphery of the fixing piece 21, equally
, second guiding surface 32 is uniformly distributed along the periphery of the swelling part 22.
In the present invention, in order to enable inner tube 11 can drive swelling part 22 be inserted into said inner tube 11 and fixing piece 21 it
Between, it is preferable that the internal diameter of the swelling part 22 diameter more bigger than the outer diameter of inner tube 11 or both is identical, therefore swelling part 22
Certain frictional force is deposited between inner tube 11, when with outer tube 12 the Chong Die contraction of relative movement occurs for inner tube 11, inner tube 11 can
It drives swelling part 22 to be inserted between said inner tube 11 and fixing piece 21, and then locks inner tube 11 and outer tube 12.
Referring to Fig.1, Fig. 2 and Fig. 6, inner tube 11 cannot drive swelling part 22 to be inserted into said inner tube 11 and consolidate in time in order to prevent
The case where determining between part 21 occurs, it is preferable that is also detachably provided with one on the fixing piece 21 and is socketed on the swelling part 22
The shell 50 of appearance is provided with for driving the swelling part 22 to move close to and being inserted between the shell 50 and swelling part 22
Elastic device 60 between said inner tube 11 and fixing piece 21.Further preferably, the elastic device 60 is a compressed spring, institute
It states and is provided with first boss 51 on the inner wall of shell 50, second boss 52, the pressure are provided on the outer wall of the swelling part 22
Contracting spring pivot bush unit on the inner wall of said inner tube 11 and its both ends respectively with 52 phase of the first boss 51 and second boss
It abuts, certainly above-mentioned elastic device 60 can also use other structures, such as silica gel by the production of elastic deformation material can occur
Pad or rubber pad.
In order to enable shell 50 can be preferably installed on the fixing piece 21, it is preferable that the shell 50 and fixation
It is connected through a screw thread between part 21, the shell 50 is described towards being provided with internal screw thread on one end inner wall of the fixing piece 21
Fixing piece 21 is towards being provided with the external screw thread being used in combination with the internal screw thread on one end outer wall of the shell 50.Certainly on
The shell 50 stated can also be installed on the fixing piece 21 using other modes, such as: the shell 50 and fixing piece 21 it
Between be provided with the fixture block and card slot being mutually clamped.
Referring to Fig. 7 to Figure 12, the second preferred embodiment of the present invention exists with the difference of first preferred embodiment
In: the specific structure of the unlocking mechanism is different.
In the present embodiment, the unlocking mechanism includes the impeller 70 being movably arranged on inside the fixing piece 21,
70 pivot bush unit of impeller is on the periphery wall of said inner tube 11 and can be described to push away along the axial movement of said inner tube 11
Mutually clamping is provided between moving part 70 and inner tube 11 so that impeller 70 to follow said inner tube 11 to rotate synchronously second recessed
Slot 43 and the second protrusion 44, herein, it is preferable that second groove 43 is set on the periphery wall of said inner tube 11, and the
Two protrusions 44 are set on the inner wall of the impeller 70；Certainly the second above-mentioned groove 43 and the second raised 44 transpositions
And be respectively arranged in the impeller 70 and inner tube 11, it is also possible；It is arranged between the impeller 70 and fixing piece 21
There is mutual cooperation to drive the impeller 70 to squeeze third guiding surface 71 of the swelling part 22 far from the fixing piece 21
With the 4th guiding surface 72, the third guiding surface 71 and the 4th guiding surface 72 wherein one are set to the fixing piece 21
Inner wall on, it is another, be set on the periphery wall of the impeller 70, herein, as a preferred embodiment of the present invention,
Preferably, the third guiding surface 71 is set on the inner wall of the fixing piece 21, and the 4th guiding surface 72 is then set to
On the periphery wall of the impeller 70, certainly, the third guiding surface 71 and the 4th guiding surface 72 can be with transpositions.
In rotation inner tube 11, said inner tube 11, can band by the cooperation clamping of the second groove 43 and the second protrusion 44
Impeller 70 is moved with rotating therewith, impeller 70 passes through the 4th guiding surface 72 thereon and the on 21 inner wall of fixing piece
Three guiding surfaces, 71 mating reaction, so that impeller 70 is moved down along the axial direction of inner tube 11 squeezes the swelling
Part 22 so that swelling part 22 exits between inner tube 11 and fixing piece 21, thus relieve swelling part 22 to inner tube 11 with
Swelling locking between fixing piece 21.
In the present invention, the second above-mentioned protrusion 44 can be a continuous continual raised line, or one convex
Point or several mutually independent salient points, can specifically be decided according to the actual requirements.
The above description is only a preferred embodiment of the present invention, as long as realizing the skill of the object of the invention with essentially identical means
Art scheme belongs within protection scope of the present invention.
Claims (9)
1. a kind of locking mechanism applied to telescoping tube characterized by comprising
One telescoping tube (10), the telescoping tube (10) are mutually living by the outer tube (12) of one or more inner tube (11) and one or more
It moves socket and constitutes；
One retaining mechanism, the retaining mechanism include a fixing piece (21) and a swelling part (22), and the fixing piece (21) is fixed
Be set to one end of the outer tube (12) and its inside offer and pass through and be inserted into for said inner tube (11) in the outer tube (12)
The through-hole in portion, swelling part (22) pivot bush unit is on the periphery wall of said inner tube (11), while the swelling part (22) can
Be inserted between said inner tube (11) and fixing piece (21) along the axial movement of said inner tube (11) and by said inner tube (11) and
Fixing piece (21) swelling locking；
One unlocking mechanism, the unlocking mechanism is for pushing the swelling part (22) between said inner tube (11) and fixing piece (21)
It exits to release the locking of the swelling between said inner tube (11) and fixing piece (21)；
The unlocking mechanism includes cooperating to drive the swelling part (22) to be axially away from institute along inner tube (11)
The first guiding surface (31) and the second guiding surface (32) of fixing piece (21) are stated, first guiding surface (31) and second is led
It wherein one is set in the peripheral surface of the swelling part (22) to inclined-plane (32), it is another, it is set to the fixing piece (21) court
To on one end of the swelling part (22), one group or more is additionally provided between said inner tube (11) and swelling part (22) and is mutually clamped
The first groove (41) and first raised (42), first groove (41) and first raised (42) wherein one be set to it is described interior
It is another on the periphery wall for managing (11), it is set on the inner wall of the swelling part (22).
2. a kind of locking mechanism applied to telescoping tube according to claim 1, it is characterised in that: first guiding is oblique
Face (31) is set to the fixing piece (21) towards on one end of the swelling part (22), the second guiding surface (32) setting
In in the peripheral surface of the swelling part (22).
3. a kind of locking mechanism applied to telescoping tube according to claim 1, it is characterised in that: first groove
(41) it is set on the periphery wall of said inner tube (11), described first raised (42) are set to the inner wall of the swelling part (22)
On.
4. a kind of locking mechanism applied to telescoping tube according to claim 1 or 2 or 3, it is characterised in that: described first
Groove (41) be one along the axial directional distribution of said inner tube (11) open slot, described first raised (42) be one it is continuous not
Intermittent raised line.
5. a kind of locking mechanism applied to telescoping tube according to claim 1 or 2 or 3, it is characterised in that: described first
Groove (41) be one along the axial directional distribution of said inner tube (11) open slot, described first raised (42) are a salient point
Or the salient point separated independently of each other for several.
6. a kind of locking mechanism applied to telescoping tube according to claim 1, it is characterised in that: the fixing piece (21)
On be also detachably provided with a shell (50) for being socketed on swelling part (22) appearance, the shell (50) and swelling part (22)
Between be provided with for driving the swelling part (22) to move close to and being inserted between said inner tube (11) and fixing piece (21)
Elastic device (60).
7. a kind of locking mechanism applied to telescoping tube according to claim 6, it is characterised in that: the elastic device
(60) it is a compressed spring, is provided with first boss (51) on the inner wall of the shell (50), the outer wall of the swelling part (22)
On be provided with second boss (52), the compressed spring pivot bush unit on the inner wall of said inner tube (11) and its both ends respectively with
The first boss (51) and second boss (52) abut against.
8. a kind of locking mechanism applied to telescoping tube according to claim 6 or 7, it is characterised in that: the shell
(50) it is connected through a screw thread between fixing piece (21), the shell (50) is towards setting on one end inner wall of the fixing piece (21)
It is equipped with internal screw thread, the fixing piece (21) is matched with the internal screw thread towards being provided on one end outer wall of the shell (50)
The external screw thread used.
9. a kind of locking mechanism applied to telescoping tube according to claim 6 or 7, it is characterised in that: the shell
(50) fixture block and card slot being mutually clamped are provided between fixing piece (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083769.8A CN106763039B (en) | 2017-02-16 | 2017-02-16 | A kind of locking mechanism applied to telescoping tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083769.8A CN106763039B (en) | 2017-02-16 | 2017-02-16 | A kind of locking mechanism applied to telescoping tube |
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| Publication Number | Publication Date |
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| CN106763039A CN106763039A (en) | 2017-05-31 |
| CN106763039B true CN106763039B (en) | 2019-05-21 |
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| CN201710083769.8A Active CN106763039B (en) | 2017-02-16 | 2017-02-16 | A kind of locking mechanism applied to telescoping tube |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524670A (en) * | 2017-08-31 | 2017-12-29 | 张宏彬 | A kind of speed pipe locking mechanism |
| CN108644191A (en) * | 2018-05-24 | 2018-10-12 | 钟跃飞 | A kind of built-in pressure expansion self-locking structural casing |
| CN108692562B (en) * | 2018-07-22 | 2023-10-27 | 雷磊 | Self-locking mechanism of movable grain dryer |
| CN108930896A (en) * | 2018-08-21 | 2018-12-04 | 科盾科技股份有限公司 | A kind of car-mounted display platen bracket |
| CN110037804A (en) * | 2019-04-26 | 2019-07-23 | 中国人民解放军联勤保障部队第九二〇医院 | A kind of multifunctional medical posture pallet that can adjust height and direction freely |
| CN110410391A (en) * | 2019-08-07 | 2019-11-05 | 深圳市艾米多技术有限公司 | Tight locking button, telescoping tube group, tripod and self-shooting bar |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206571793U (en) * | 2017-02-16 | 2017-10-20 | 中山日高精密工业有限公司 | A kind of locking mechanism applied to telescoping tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1087935A (en) * | 1965-01-14 | 1967-10-18 | Jan Prosvic | Improvements in or relating to locking arrangements comprising two coaxial elements |
| DE3404204A1 (en) * | 1984-02-07 | 1985-08-08 | Aloysius Ing.(grad.) 5451 Krunkel Oswald | Telescopic pipe connection |
| CN2874100Y (en) * | 2005-08-05 | 2007-02-28 | 冷鹭浩 | Telescopic lube locking device |
| CN201455951U (en) * | 2009-05-21 | 2010-05-12 | 陈寅 | Telescopic pipe of electric tool |
| CN202149112U (en) * | 2011-06-30 | 2012-02-22 | 浙江泰普森休闲用品有限公司 | Telescopic pipe structure and locking device thereof |
| CN104948548B (en) * | 2015-06-11 | 2017-10-17 | 中山豪真精工制品有限公司 | A kind of expansion link |
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2017
- 2017-02-16 CN CN201710083769.8A patent/CN106763039B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206571793U (en) * | 2017-02-16 | 2017-10-20 | 中山日高精密工业有限公司 | A kind of locking mechanism applied to telescoping tube |
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Address after: 528400 No. 1 Shuguang Road, the first industrial zone, Tanzhou Town, Zhongshan, Guangdong Applicant after: Guangdong Fu picture treasure Image Industry Co., Ltd. Address before: 528400 No. 1 Shuguang Road, the first industrial zone, Tanzhou Town, Zhongshan, Guangdong Applicant before: Zhongshan Nikow Precision Industrial Co., Ltd. |
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