CN206111763U - Portable telescopic link - Google Patents
Portable telescopic link Download PDFInfo
- Publication number
- CN206111763U CN206111763U CN201621158597.3U CN201621158597U CN206111763U CN 206111763 U CN206111763 U CN 206111763U CN 201621158597 U CN201621158597 U CN 201621158597U CN 206111763 U CN206111763 U CN 206111763U
- Authority
- CN
- China
- Prior art keywords
- straight tube
- screw rod
- expansion link
- tube
- boss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a portable telescopic link, including left sucking disc base, right sucking disc base, first straight tube, second straight tube and inflation locking device, left side sucking disc base is connected with the one end of first straight tube, and the other end of first straight tube is fixed in the pipe wall of second straight tube one end through inflation locking device, and the second straight tube other end is connected with right sucking disc base, the utility model discloses portable telescopic link passes through the forward and rotates first straight tube, thereby it rotates to drive the rotatory support forward of inflation locking device, make the chamfer of rotating head strut earlier two semicircle type internal thread pipe fittings, the rotating head is whole to be got into in two semicircle type internal thread pipe fittings, force semicircle type internal thread pipe fitting and the outside grow of lock tube, thereby make lock tube and second straight tube inner wall produce interference fit, realized locking between first straight tube and the second straight tube, otherwise, the first straight tube of antiport, thereby realize unblock between first straight tube and the second straight tube, it is swift to have the operation, time saving and labor saving, reliable pleasing to the eye characteristics.
Description
Technical field
This utility model is related to expansion link technical field, particularly a kind of portable expansion link.
Background technology
With expanding economy and the progress of science and technology, people increasingly pay attention to technological improvement；Stretch in prior art
Contracting bar installs complicated, needs to adjust or need to match somebody with somebody installation tool manually during expansion link floor installation, such as need to drill for right in metope
Expansion link floor installation, it is attractive in appearance to have not only broken up metope, and wastes time and energy.
Utility model content
The purpose of this utility model is to provide a kind of simple structure, easy for installation, solid and reliable portable expansion link.
The technical solution for realizing this utility model purpose is：
A kind of portable expansion link, it is characterised in that including left sucker base, right sucker base, the first straight tube, second straight
Pipe and expansion locking device；The left sucker base is connected with one end of the first straight tube, and the other end of the first straight tube is by swollen
Swollen locking device is fixed in the tube wall of second straight tube one end, and the second straight tube other end is connected with right sucker base；Described
Internal diameter of the external diameter of one straight tube less than the second straight tube；The expansion locking device includes outer silk screw rod, interior wire pipe fitting and lock tube；Institute
Outer silk screw rod is stated including swivel head, screw rod and rotary support, one end of screw rod is connected with swivel head, the other end and the rotation of screw rod
Turn bearing to be connected；One end of the swivel head is provided with the first chamfering, and the first chamfering is located at the junction of swivel head and screw rod；
Two semi-circular interior wire pipe fittings are provided with the screw rod, two semi-circular interior wire pipe fittings combine to form cylinder, on cylinder
It is cased with lock tube；One end of the rotary support is provided with annular boss, and the other end of rotary support is provided with the second chamfering, annular
Boss is located at the junction of screw rod and rotary support；The side of the annular boss is provided with positioning boss, and positioning boss is fixed
On screw rod.
Preferably, the left sucker base and right sucker base include chassis, slipmat, pipe close and base, the bottom
The bottom of seat is provided with chassis, and slipmat is provided with chassis, and pipe close is provided with slipmat.
Preferably, through hole is provided with the centrage of the slipmat, on the side wall of slipmat micropore is provided with.
Preferably, pipe box is provided with first straight tube, pipe box is wanted to be connected positioned at the first straight tube with the second straight tube end
Place.
Preferably, one end of the interior wire pipe fitting is provided with first boss, and it is convex that the other end of interior wire pipe fitting is provided with second
Platform, lock tube is located between first boss and second boss.
Preferably, one end of the interior wire pipe fitting is provided with U-type groove, and U-type groove is located at the same of interior wire pipe fitting with first boss
One end.
Preferably, several salient points are provided with the interior wire pipe fitting.
Preferably, it is provided with anti-skidding tongue on the lock tube.
Preferably, the screw rod is connected by screw thread with interior wire pipe fitting.
Preferably, the swivel head, screw rod and bearing are integrally formed.
This utility model compared with prior art, its remarkable advantage：This utility model portable expansion link is turned by positive
Dynamic first straight tube, so as to drive expansion locking device rotary support to rotate forward so that the chamfering of swivel head first struts two and half
Round interior wire pipe fitting, swivel head is fully entered in two semi-circular interior wire pipe fittings, is reached and is expanded into full-size, is forced semi-circular
Interior wire pipe fitting and lock tube outwards become big so that lock tube produces interference fit with the second straight tube inwall, realize the first straight tube and
Lock between second straight tube, conversely, the first straight tube is rotated backward, so as to realize being unlocked between the first straight tube and the second straight tube, tool
The characteristics of having swift to operate, time saving and energy saving, reliable attractive in appearance；This utility model portable expansion link is adsorbed in wall by sucker base
On face or fixed mount, without the need for drilling in metope, it is to avoid damage metope is attractive in appearance, it is easy to people's installation or the exchange of position；And this reality
It is of many uses with Novel portable expansion link, can be easy for installation as Bath-curtain rod, clothes hanger etc., without the need for punching and adjustable length.
This utility model is described in further detail below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is the structural representation of this utility model portable expansion link.
Fig. 2 is the structural representation that locking device is expanded in this utility model portable expansion link.
Fig. 3 is the structural representation of this utility model portable expansion link China and foreign countries silk screw rod.
Fig. 4 is the structural representation of interior wire pipe fitting in this utility model portable expansion link.
Fig. 5 is the structural representation of lock tube in this utility model portable expansion link.
Fig. 6 is the structural representation of sucker base in this utility model portable expansion link.
Fig. 7 is the structural representation of base in this utility model portable expansion link.
Fig. 8 is the top view of base in this utility model portable expansion link.
Fig. 9 is the structural representation on chassis in this utility model portable expansion link.
Figure 10 is the structural representation of slipmat in this utility model portable expansion link.
Figure 11 is the structural representation of pipe close in this utility model portable expansion link.
Figure 12 is the structural representation of pipe box in this utility model portable expansion link.
Specific embodiment
Embodiment 1：
As shown in figure 1, a kind of portable expansion link, including left sucker base 14, right sucker base 15, the first straight tube 16,
Second straight tube 17 and expansion locking device 18；The left sucker base 14 is connected with one end of the first straight tube 16, the first straight tube
16 other end is fixed in the tube wall of the one end of the second straight tube 17 by expansion locking device 18, the other end of the second straight tube 17 with it is right
Sucker base 15 is connected；Internal diameter of the external diameter of first straight tube 16 less than the second straight tube 17；As shown in Figures 2 to 5, it is described
Expansion locking device 18 includes outer silk screw rod 1, interior wire pipe fitting 2 and lock tube 3；The outer silk screw rod 1 includes swivel head 4, the and of screw rod 5
Rotary support 6, one end of screw rod 5 is connected with swivel head 4, and the other end of screw rod 5 is connected with rotary support 6；The rotation
4 one end is provided with the first chamfering, and the first chamfering is located at the junction of swivel head 4 and screw rod 5；It is provided with the screw rod 5
Two semi-circular interior wire pipe fittings 2, two semi-circular combinations of interior wire pipe fitting 2 form cylinder, and lock tube 3 is cased with cylinder；It is described
One end of rotary support 6 is provided with annular boss 7, and the other end of rotary support 6 is provided with the second chamfering, and annular boss 7 is located at
The junction of screw rod 5 and rotary support 6；The side of the annular boss 7 is provided with positioning boss 8, and positioning boss 8 is fixed on spiral shell
On bar 5, positioning boss 8 is used for the positioning action of interior wire pipe fitting 2；The rotary support 6 of the expansion locking device 18 passes through punching press
Technique is fixed in the tube wall of the first straight tube 16, and the first straight tube 16 and expansion locking device 18 are stretched in the tube wall of the second straight tube 17, are led to
Cross and rotate forward the first straight tube 16, so as to drive expansion locking device rotary support 6 to rotate forward so that the chamfering of swivel head 4
Two semi-circular interior wire pipe fittings 2 are strutted, forces semi-circular interior wire pipe fitting 2 outwards to become big with lock tube 3, so that lock tube 3 and second
The inwall of straight tube 17 produces interference fit, realizes and locked between the first straight tube 16 and the second straight tube 17, conversely, rotating backward first
Straight tube 16, so as to realize being unlocked between the first straight tube 16 and the second straight tube 17, with swift to operate, time saving and energy saving, reliable attractive in appearance
The characteristics of；As shown in figure 12, pipe box 23 is provided with first straight tube 16, pipe box 23 includes tapering 28 and cylindrical portion 29, cone
The top in portion 28 is enclosed within the first straight tube 16, and the bottom in tapering 28 is connected with cylindrical portion 29, is cased with second in cylindrical portion 29 straight
The end of pipe 17, is uniformly provided with several the 3rd boss 30 in cylindrical portion 29；It is straight with second that pipe box 23 fills up the first straight tube 16
Gap is produced between pipe 17, it is to avoid expansion link is produced and rocked, and more hommization, convenient attractive in appearance；Wherein, the interior wire pipe fitting 2
One end be provided with first boss 9, the other end of interior wire pipe fitting 2 is provided with second boss 10, lock tube 3 be located at first boss 9 with
Between second boss 10, one end of the interior wire pipe fitting 2 is provided with U-type groove 11, and U-type groove 11 is located at interior fiber tube with first boss 9
Same one end of part 2, is provided with several salient points 12 on the interior wire pipe fitting 2, anti-skidding tongue 13, institute are provided with the lock tube 3
State screw rod 5 to be connected with interior wire pipe fitting 2 by screw thread, wherein, the swivel head 4, screw rod 5 and bearing 6 are integrally formed.
As shown in Fig. 6 to Figure 11, the left sucker base 14 and right sucker base 15 include chassis 19, slipmat 20,
Pipe close 21 and base 24, the bottom of the base 24 is provided with chassis 19, slipmat 20 is provided with chassis 19, in slipmat 20
It is provided with pipe close 21；The bottom of the base 24 is provided with lobe 25, fluted 26 is arranged on chassis 19, the center on chassis 19
Place is provided with centre bore 27, and the lobe 25 on base 24 fastens with the groove 26 on chassis 19, and the top of slipmat 20 is worn
The centre bore 27 of the center of chassis 19 is crossed, the top of slipmat 20 is connected with one end of pipe close 21, the other end set of pipe close 21
On straight tube, slipmat 20 and pipe close 21 can be reached adjust automatically and reduced gap effect with 360 degree of rotations；The slipmat 20
Bottom be located at chassis 19 in, through hole 22 is provided with the centrage of slipmat 20, be provided with micropore on the side wall of slipmat 20,
Through hole 22 and micropore are used to the effect such as aerofluxuss and evacuation；Boss is provided with the inwall of the pipe close 21, strengthens pipe close 21
Steadiness between straight tube.
In addition, chassis 19 and base 24 can be integrally formed in this utility model portable expansion link, sucker base is reduced
Number of components, reduce manufacturing cost and assembling parts cost.
In sum, this utility model portable expansion link expands locking by rotating forward the first straight tube so as to drive
Device rotary support is rotated forward so that the chamfering of swivel head first struts two semi-circular interior wire pipe fittings, and swivel head is fully entered
In two semi-circular interior wire pipe fittings, reach and be expanded into full-size, force semi-circular interior wire pipe fitting and lock tube outwards to become big, so as to
Make lock tube and the second straight tube inwall produce interference fit, realize and locked between the first straight tube and the second straight tube, conversely, reversely turning
Dynamic first straight tube, so as to realize being unlocked between the first straight tube and the second straight tube, with swift to operate, time saving and energy saving, reliable attractive in appearance
The characteristics of；This utility model portable expansion link is adsorbed on metope or fixed mount by sucker base, without the need for drilling in metope,
Avoid damage to that metope is attractive in appearance, be easy to people to install or position exchange；And this utility model portable expansion link is of many uses, can
It is easy for installation as Bath-curtain rod, clothes hanger etc., without the need for punching and adjustable length.
Claims (10)
1. a kind of portable expansion link, it is characterised in that including left sucker base（14）, right sucker base（15）, the first straight tube
（16）, the second straight tube（17）With expansion locking device（18）；The left sucker base（14）With the first straight tube（16）One end phase
Connection, the first straight tube（16）The other end by expand locking device（18）It is fixed on the second straight tube（17）In the tube wall of one end,
Second straight tube（17）The other end and right sucker base（15）It is connected；First straight tube（16）External diameter be less than the second straight tube
（17）Internal diameter；The expansion locking device（18）Including outer silk screw rod（1）, interior wire pipe fitting（2）And lock tube（3）；The outer silk
Screw rod（1）Including swivel head（4）, screw rod（5）And rotary support（6）, screw rod（5）One end and swivel head（4）It is connected, screw rod
（5）The other end and rotary support（6）It is connected；The swivel head（4）One end be provided with the first chamfering, the first chamfering is located at
Swivel head（4）With screw rod（5）Junction；The screw rod（5）On be provided with two semi-circular interior wire pipe fittings（2）, two semicircles
Wire pipe fitting in type（2）Combination forms cylinder, and lock tube is cased with cylinder（3）；The rotary support（6）One end be provided with ring
Shape boss（7）, rotary support（6）The other end be provided with the second chamfering, annular boss（7）Positioned at screw rod（5）With rotary support
（6）Junction；The annular boss（7）Side be provided with positioning boss（8）, positioning boss（8）It is fixed on screw rod（5）
On.
2. portable expansion link according to claim 1, it is characterised in that the left sucker base（14）With right sucker bottom
Seat（15）Include chassis（19）, slipmat（20）, pipe close（21）And base（24）, the base（24）Bottom be provided with bottom
Disk（19）, chassis（19）On be provided with slipmat（20）, slipmat（20）On be provided with pipe close（21）.
3. portable expansion link according to claim 2, it is characterised in that the slipmat（20）Centrage on arrange
There is through hole（22）, slipmat（20）Side wall on be provided with micropore.
4. portable expansion link according to claim 1, it is characterised in that first straight tube（16）On be provided with pipe box
（23）, pipe box（23）Positioned at the first straight tube（16）With the second straight tube（17）Think junction in end.
5. portable expansion link according to claim 1, it is characterised in that the interior wire pipe fitting（2）One end be provided with
First boss（9）, interior wire pipe fitting（2）The other end be provided with second boss（10）, lock tube（3）Positioned at first boss（9）With
Two boss（10）Between.
6. portable expansion link according to claim 1, it is characterised in that the interior wire pipe fitting（2）One end be provided with U
Type groove（11）, U-type groove（11）With first boss（9）Positioned at interior wire pipe fitting（2）Same one end.
7. portable expansion link according to claim 1, it is characterised in that the interior wire pipe fitting（2）On be provided with it is some
Individual salient point（12）.
8. portable expansion link according to claim 1, it is characterised in that the lock tube（3）On be provided with anti-skidding tongue
（13）.
9. portable expansion link according to claim 1, it is characterised in that the screw rod（5）By screw thread and interior fiber tube
Part（2）It is connected.
10. portable expansion link according to claim 1, it is characterised in that the swivel head（4）, screw rod（5）And bearing
（6）It is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158597.3U CN206111763U (en) | 2016-10-25 | 2016-10-25 | Portable telescopic link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158597.3U CN206111763U (en) | 2016-10-25 | 2016-10-25 | Portable telescopic link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111763U true CN206111763U (en) | 2017-04-19 |
Family
ID=58527804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621158597.3U Expired - Fee Related CN206111763U (en) | 2016-10-25 | 2016-10-25 | Portable telescopic link |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111763U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500243A (en) * | 2017-05-23 | 2018-09-07 | 太仓市伦凯自动化设备有限公司 | A kind of tubing inner cavity fettling installation |
| CN108497738A (en) * | 2018-03-26 | 2018-09-07 | 上海普乐家具制造有限公司 | Mildew-proof chest |
| CN110901551A (en) * | 2019-11-08 | 2020-03-24 | 杭州泽大仪器有限公司 | Agricultural product cold chain logistics environmental data monitoring equipment |
| CN110966286A (en) * | 2019-12-30 | 2020-04-07 | 武汉理工大学 | Guide rail installation method and guide rail fixing device on steel member |
-
2016
- 2016-10-25 CN CN201621158597.3U patent/CN206111763U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500243A (en) * | 2017-05-23 | 2018-09-07 | 太仓市伦凯自动化设备有限公司 | A kind of tubing inner cavity fettling installation |
| CN108497738A (en) * | 2018-03-26 | 2018-09-07 | 上海普乐家具制造有限公司 | Mildew-proof chest |
| CN110901551A (en) * | 2019-11-08 | 2020-03-24 | 杭州泽大仪器有限公司 | Agricultural product cold chain logistics environmental data monitoring equipment |
| CN110966286A (en) * | 2019-12-30 | 2020-04-07 | 武汉理工大学 | Guide rail installation method and guide rail fixing device on steel member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20181025 |