CN105927634A - Telescopic rod connecting device - Google Patents
Telescopic rod connecting device Download PDFInfo
- Publication number
- CN105927634A CN105927634A CN201610500650.1A CN201610500650A CN105927634A CN 105927634 A CN105927634 A CN 105927634A CN 201610500650 A CN201610500650 A CN 201610500650A CN 105927634 A CN105927634 A CN 105927634A
- Authority
- CN
- China
- Prior art keywords
- bar
- higher level
- subordinate
- locking set
- pin hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000003141 lower extremity Anatomy 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory 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
- F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a telescopic rod connecting device which is used for connecting an upper-stage rod with a lower-stage rod. The telescopic rod connecting device comprises a locking sleeve and a rod angle adjusting mechanism, wherein the locking sleeve is arranged between the upper-stage rod and the lower-stage rod, and the rod angle adjusting mechanism is arranged at the connecting part of the upper-stage rod and the lower-stage rod. The locking sleeve comprises an upper end and a lower end which are connected in sequence. The upper end of the locking sleeve is connected with the upper-stage rod. The lower end of the locking sleeve is connected to the outer side of the connecting part of the upper-stage rod and the lower-stage rod in a sleeving mode. A slip mechanism is arranged between the upper end of the locking sleeve and the lower end of the locking sleeve. The lower end of the locking sleeve can axially move along the upper end of the locking sleeve. The telescopic rod connecting device is simple in structure, easy to achieve and low in cost; axial bearing between the rods can be provided, and circumferential slip between the rods can be prevented; and the angle of the lower-stage rod relative to the upper-stage rod is adjustable.
Description
Technical field
The present invention relates to a kind of attachment means, being specifically related to a kind of being applicable to needs the attachment means of the pipe expansion link that circumference is slided between axial load-bearing and anti-stopping bar.
Background technology
Expansion link is widely used in the every field in productive life, and round bar typically close by multistage caliber, that reduce step by step forms.During the use demand difference of expansion link, between applicable bar, attachment means is different.Conventional utilizes its elastic pressure applied of higher level's pole pair to compress subordinate's bar or the attachment means utilizing hasp to compress elastic round bar by memory component.The axial load-bearing that attachment means of the prior art is unfavorable between bar, is also susceptible between bar slide.Having the device joining single pin, spring in using C-shaped channel in prior art, though will not relatively slide between expansion link, but single-point connects the axially loaded being unfavorable for expansion link.It addition, need subordinate's bar relative to higher level's bar adjustable angle in engineering practice, and needing circumference between arbitrary set angle the superior and the subordinate bar, do not slide, between bar of the prior art, attachment means can not meet requirement.
Summary of the invention
It is an object of the invention to provide the attachment means of a kind of expansion link, simple in construction, it is easy to accomplish, low cost, using the teaching of the invention it is possible to provide between axial load-bearing between bar and anti-stopping bar, circumference is slided, and subordinate's bar is relative to the adjustable angle of higher level's bar.
In order to achieve the above object, the present invention is achieved through the following technical solutions: the attachment means of a kind of expansion link, for the connection of higher level's bar Yu subordinate's bar, is characterized in, this attachment means comprises:
It is arranged on the locking set between described higher level's bar and subordinate's bar；
Angle-adjusting mechanism between bar, is arranged on the position that described higher level's bar is connected with subordinate bar；
Described locking set comprises the upper end and bottom being sequentially connected with, the upper end of described locking set is connected with described higher level's bar, the bottom of described locking set is socketed in the outside at the position that described higher level's bar is connected with subordinate bar, being provided with slipping mechanism between upper end and the bottom of locking set of described locking set, the bottom of described locking set can moving axially along the upper end of described locking set.
Described higher level's bar and subordinate's bar are hollow circular tube.
The internal diameter of described higher level's bar is more than the external diameter of subordinate's bar.
The upper end of described locking set is provided with female thread, and described higher level's bar is provided with and puts, with locking, the external screw thread that end female thread is suitable.
Between described bar, angle-adjusting mechanism comprises: be arranged on described higher level's bar is some to higher level's lever pin hole, described some to higher level's lever pin hole along described higher level's bar circumferentially, axially symmetric；
The some groups of pin-and-hole unit being arranged on described subordinate bar, each group of pin-and-hole unit comprises some to subordinate's lever pin hole, described some to subordinate's lever pin hole along described subordinate bar circumferentially, axially symmetric；
Several stop pins, sequentially pass through subordinate's lever pin hole of higher level's lever pin hole and correspondence, fixing described higher level's bar and subordinate's bar.
Described slipping mechanism comprises the chute on the upper end being arranged on described locking set and is arranged on the slide block on the bottom of described locking set, described slide block can move along chute, the bottom of the locking set described in drive is moved, when moving on the bottom of described locking set, the bottom lower limb of described locking set is positioned at the top in described higher level's lever pin hole；When the bottom of described locking set moves down, the bottom lower limb of described locking set is positioned at the lower section in described higher level's lever pin hole.
Axially arranged along described subordinate bar of some groups of described pin-and-hole unit.
The quantity of described stop pin is less than or equal to the quantity in higher level's lever pin hole.
Described higher level's lever pin hole, subordinate's lever pin hole and stop pin are fan-shaped or trapezoidal.
Between described bar, angle-adjusting mechanism also comprises a connection rope, and described connection rope is sequentially connected in series described stop pin.
The attachment means of a kind of expansion link of the present invention compared with prior art has the advantage that owing to being provided with angle-adjusting mechanism between bar, and convenient adjustment subordinate bar is relative to the angle of higher level's bar；Owing to being provided with slipping mechanism, conveniently covering higher level's lever pin hole, subordinate's lever pin hole and the station of stop pin, the bottom connecting rope and locking set is prevented from loosening and falling of stop pin；It is shaped as fan-shaped or trapezoidal due to higher level's lever pin hole, subordinate's lever pin hole and stop pin, can effectively prevent stop pin radially sliding along higher level's bar；Present configuration is simple, it is easy to accomplish, low cost, it is simple to promote.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the attachment means of a kind of expansion link of the present invention；
Fig. 2 is the overall structure schematic diagram of angle-adjusting mechanism between bar of the present invention；
Fig. 3 is higher level's lever pin hole and subordinate's lever pin hole corresponding relation schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As it is shown in figure 1, the attachment means of a kind of expansion link, for the connection of higher level's bar 100 with subordinate's bar 200, this attachment means comprises: the locking set 300 being arranged between described higher level's bar 100 and subordinate's bar 200；Angle-adjusting mechanism between bar, is arranged on the position that described higher level's bar 100 is connected with subordinate bar 200；Described locking set 300 comprises the upper end 301 and bottom 302 being sequentially connected with, the upper end 301 of described locking set is connected with described higher level's bar 100, the bottom 302 of described locking set is socketed in the outside at the position that described higher level's bar 100 is connected with subordinate bar 200, being provided with slipping mechanism between upper end 301 and the bottom 302 of locking set of described locking set, the bottom 302 of described locking set can moving axially along the upper end 301 of described locking set.
In the present embodiment, as in figure 2 it is shown, it is preferred that described higher level's bar 100 and subordinate's bar 200 are hollow circular tube；Preferably, the internal diameter of described higher level's bar 100 is more than the external diameter of subordinate's bar 200.
In the present embodiment, the upper end 301 of described locking set is provided with female thread 3011, and described higher level's bar 100 is provided with and puts the suitable external screw thread of end female thread 3,011 101 with locking.
In the present embodiment, as it is shown on figure 3, angle-adjusting mechanism comprises between described bar: be arranged on described higher level's bar 100 is some to higher level's lever pin hole 102, described some to higher level's lever pin hole 102 along described higher level's bar 100 circumferentially, axially symmetric；The some groups of pin-and-hole unit being arranged on described subordinate bar 200, each group of pin-and-hole unit comprises some to subordinate's lever pin hole 201, described some to subordinate's lever pin hole 201 along described subordinate bar 200 circumferentially, axially symmetric；Several stop pins 400, sequentially pass through subordinate's lever pin hole 201 of higher level's lever pin hole 102 and correspondence, fixing described higher level's bar 100 and subordinate's bar 200.
In the present embodiment, described slipping mechanism comprises the chute 3012 on the upper end being arranged on described locking set and is arranged on the slide block 3021 on the bottom 302 of described locking set, described slide block 3021 can move along chute 3012, the bottom 302 of the locking set described in drive is moved, when moving on the bottom 302 of described locking set, bottom 302 lower limb of described locking set is positioned at the top in described higher level's lever pin hole 102；When the bottom 302 of described locking set moves down, bottom 302 lower limb of described locking set is positioned at the lower section in described higher level's lever pin hole 102.So when needs carry out height and angle adjustment to expansion link, to move on the bottom 302 of locking set, the station in exposed higher level's lever pin hole 102, when the height of expansion link and angle adjustment are complete, the bottom 302 of locking set is moved down, covers the station in higher level's lever pin hole 102.
In the present embodiment, axially arranged, preferably along described subordinate bar 200 of some groups of described pin-and-hole unit, each group pin-and-hole unit interval certain distance, by arranging the length of distance, carrys out the length of adjustable telescopic rod, interval between pin-and-hole unit is the shortest, and the precision of regulation is the highest.
In the present embodiment, the quantity of described stop pin 400 is less than or equal to the quantity in higher level's lever pin hole 102；It is preferred that described higher level's lever pin hole 102, subordinate's lever pin hole 201 and stop pin 400 are in fan-shaped or trapezoidal, can effectively prevent stop pin 400 radially sliding along higher level's bar 100.
In the present embodiment, it is preferred that angle-adjusting mechanism also comprises a connection rope 500 between described bar, described connection rope 500 is sequentially connected in series described stop pin 400, the bottom 302 of locking set and connect rope 500 can dual restriction stop pin 400, it is possible to prevent loosening and falling of stop pin 400.In the alternative embodiment of the present invention, stop pin 400 can be fixed on locking set 300, integrated design.
In the present embodiment, as arranged n to 102(subordinate lever pin hole, higher level's lever pin hole 201), the adjustment relative to 0 ~ 360 ° of higher level's bar orientation of subordinate's bar can be realized, Adjustment precision is 180/n.102(subordinate lever pin hole, higher level's lever pin hole 201) quantity is the most, and the stress of stop pin 400, higher level's bar 100 and subordinate's bar 200 is the most uniform.
Concrete application: when needing to connect between bar or adjust subordinate's pole length, to move on the bottom of locking set, the higher level's lever pin hole making higher level's bar bottom is exposed,, circumferential direction axial along higher level's bar moves subordinate's bar and makes higher level's lever pin hole, the alignment of subordinate's lever pin hole, stop pin is installed, after having regulated, the bottom of locking set is moved down, to cover higher level's lever pin hole.
Although present disclosure has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that the description above is not considered as limitation of the present invention.After those skilled in the art have read foregoing, multiple amendment and replacement for the present invention all will be apparent from.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. an attachment means for expansion link, for the connection of higher level's bar Yu subordinate's bar, it is characterised in that this attachment means comprises:
It is arranged on the locking set between described higher level's bar and subordinate's bar；
Angle-adjusting mechanism between bar, is arranged on the position that described higher level's bar is connected with subordinate bar；
Described locking set comprises the upper end and bottom being sequentially connected with, the upper end of described locking set is connected with described higher level's bar, the bottom of described locking set is socketed in the outside at the position that described higher level's bar is connected with subordinate bar, being provided with slipping mechanism between upper end and the bottom of locking set of described locking set, the bottom of described locking set can moving axially along the upper end of described locking set.
2. attachment means as claimed in claim 1, it is characterised in that described higher level's bar and subordinate's bar are hollow circular tube.
3. attachment means as claimed in claim 2, it is characterised in that the internal diameter of described higher level's bar is more than the external diameter of subordinate's bar.
4. attachment means as claimed in claim 1, it is characterised in that the upper end of described locking set is provided with female thread, and described higher level's bar is provided with and puts, with locking, the external screw thread that end female thread is suitable.
5. attachment means as claimed in claim 1, it is characterised in that between described bar, angle-adjusting mechanism comprises: be arranged on described higher level's bar is some to higher level's lever pin hole, described some to higher level's lever pin hole along described higher level's bar circumferentially, axially symmetric；
The some groups of pin-and-hole unit being arranged on described subordinate bar, each group of pin-and-hole unit comprises some to subordinate's lever pin hole, described some to subordinate's lever pin hole along described subordinate bar circumferentially, axially symmetric；
Several stop pins, sequentially pass through subordinate's lever pin hole of higher level's lever pin hole and correspondence, fixing described higher level's bar and subordinate's bar.
6. attachment means as claimed in claim 5, it is characterized in that, described slipping mechanism comprises the chute on the upper end being arranged on described locking set and is arranged on the slide block on the bottom of described locking set, described slide block can move along chute, the bottom of the locking set described in drive is moved, when moving on the bottom of described locking set, the bottom lower limb of described locking set is positioned at the top in described higher level's lever pin hole；When the bottom of described locking set moves down, the bottom lower limb of described locking set is positioned at the lower section in described higher level's lever pin hole.
7. attachment means as claimed in claim 5, it is characterised in that axially arranged along described subordinate bar of some groups of described pin-and-hole unit.
8. attachment means as claimed in claim 5, it is characterised in that the quantity of described stop pin is less than or equal to the quantity in higher level's lever pin hole.
9. attachment means as claimed in claim 5, it is characterised in that described higher level's lever pin hole, subordinate's lever pin hole and stop pin are fan-shaped or trapezoidal.
10. attachment means as claimed in claim 5, it is characterised in that between described bar, angle-adjusting mechanism also comprises a connection rope, and described connection rope is sequentially connected in series described stop pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610500650.1A CN105927634B (en) | 2016-06-30 | 2016-06-30 | Connecting device of telescopic rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610500650.1A CN105927634B (en) | 2016-06-30 | 2016-06-30 | Connecting device of telescopic rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105927634A true CN105927634A (en) | 2016-09-07 |
| CN105927634B CN105927634B (en) | 2024-04-12 |
Family
ID=56828858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610500650.1A Active CN105927634B (en) | 2016-06-30 | 2016-06-30 | Connecting device of telescopic rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105927634B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110065627A (en) * | 2019-04-30 | 2019-07-30 | 中北大学 | A kind of bionical unmanned vehicle of multifunctional rescue |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2806927Y (en) * | 2005-06-20 | 2006-08-16 | 李习洪 | Buried gate valve on-off device |
| CN203934774U (en) * | 2014-07-18 | 2014-11-12 | 杭州中艺实业有限公司 | A kind of column rotary locking structure |
| CN104390041A (en) * | 2014-11-18 | 2015-03-04 | 广东永泉阀门科技有限公司 | Underground valve connecting device |
| CN104653979A (en) * | 2013-11-20 | 2015-05-27 | 西安派诺信息技术有限公司 | Computer monitor bracket with adjustable height |
| CN204952254U (en) * | 2015-05-29 | 2016-01-13 | 朱德青 | Telescopic link protective sheath |
-
2016
- 2016-06-30 CN CN201610500650.1A patent/CN105927634B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2806927Y (en) * | 2005-06-20 | 2006-08-16 | 李习洪 | Buried gate valve on-off device |
| CN104653979A (en) * | 2013-11-20 | 2015-05-27 | 西安派诺信息技术有限公司 | Computer monitor bracket with adjustable height |
| CN203934774U (en) * | 2014-07-18 | 2014-11-12 | 杭州中艺实业有限公司 | A kind of column rotary locking structure |
| CN104390041A (en) * | 2014-11-18 | 2015-03-04 | 广东永泉阀门科技有限公司 | Underground valve connecting device |
| CN204952254U (en) * | 2015-05-29 | 2016-01-13 | 朱德青 | Telescopic link protective sheath |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110065627A (en) * | 2019-04-30 | 2019-07-30 | 中北大学 | A kind of bionical unmanned vehicle of multifunctional rescue |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105927634B (en) | 2024-04-12 |
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