CN203114815U - Telescoping rod with positioning device - Google Patents
Telescoping rod with positioning device Download PDFInfo
- Publication number
- CN203114815U CN203114815U CN 201320100514 CN201320100514U CN203114815U CN 203114815 U CN203114815 U CN 203114815U CN 201320100514 CN201320100514 CN 201320100514 CN 201320100514 U CN201320100514 U CN 201320100514U CN 203114815 U CN203114815 U CN 203114815U
- Authority
- CN
- China
- Prior art keywords
- pipe
- outer tube
- flexible rod
- shell fragment
- positioning device
- 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 - Lifetime
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Abstract
The utility model discloses a telescoping rod with a positioning device. An inner pipe capable of moving axially is arranged inside an outer pipe of the telescoping pipe. The circumferential wall of the upper portion of the outer pipe and the circumferential wall of the lower portion of the inner pipe are respectively provided with a through hole, and the through holes can be disposed at the same circumferential position and align with each other. The lower portion of the inner pipe is provided with an elastic sheet, where a projection part capable of penetrating the through hole is arranged. The projection part on the elastic sheet arranged on the lowest end of the telescoping rod is provided with a tilted surface which can enable the outer pipe to rotate and extrude the projection part, and enable the projection part to retract into the pipe. The telescoping rod with a positioning device is advantageous in that the telescoping rod will not be automatically telescoped when the telescoping rod is in an extending state and is lifted upwardly for being loaded with heavy substances at the front end, and the use of the telescoping rod is facilitated.
Description
Technical field
The utility model relates to a kind of expansion device, particularly a kind of flexible rod with positioning device.
Background technique
As everyone knows, flexible rod on the market all comprises outer tube, the inside of outer tube is provided with the interior pipe that can move along its axis, so-called outer tube and interior pipe refer in the 2-section pipe body of adjacent socket on the flexible rod, wherein go up pipe and are interior pipe, and following pipe is outer tube, for the multi-stage expansion bar, being positioned at the following pipe that the body in the middle of the flexible rod is adjacent relatively is pipe, and the last Guan Zewei outer tube that is adjacent relatively, namely pipe diameter reduces from lower to upper step by step; The upper portion side wall of adjacent two its middle external tubes of pipe and the lower sides of interior pipe are provided with the through hole that can be positioned at same circumferential position and aim at mutually, the bottom of interior pipe is provided with shell fragment, shell fragment is provided with the lug boss that can penetrate this through hole, when interior pipe moves relative to outer tube, the through hole on the through hole of pipe bottom and outer tube top is in same circumferential position and mutually on time in making, penetrate through hole on outer tube and the interior pipe simultaneously by lug boss, thereby outer tube and interior pipe clamp are connect, make the relative position relation between outer tube and the interior pipe fix, and can not relatively move; Because adjacent outer tube and the diameter of interior pipe are more or less the same on the flexible rod, when lug boss gets up interior pipe and outer tube clamping, the tube wall of outer tube is connected to the root position of this lug boss, even if applying very big lug boss can not the extruding on outer tube, people shrink in the inlet pipe, can only by the following pipe that socket-connects with outer tube up mobile and extruding be positioned at the outer end of the lug boss on this outer tube top, this lug boss extruding could be shunk in the outer tube, thus the clamping between disconnection outer tube and the interior pipe; The social flexible rod of going up the overwhelming majority shrinks for the ease of it now, basically all the diameter of this flexible rod outer tube bottom can be designed greatlyyer than the diameter that is adjacent the interior pipe that connects, make when this flexible rod is in elongation state, the through-hole wall of its outer tube bottom can be connected to the outer end of lug boss, therefore an outline is exerted pressure, then can be connected to flexible rod bottom the lug boss in the through hole of outer tube squeeze into this outer tube the inside, thereby disconnected the clamping between the interior pipe that outer tube bottom is adjacent, therefore flexible rod outer tube bottom can up move and push the lug boss that is positioned at adjacent body top, then, can up move the lug boss that extruding is positioned at the body top that is adjacent socket again with the interior pipe of the adjacent socket of outer tube bottom, so circulation, thereby, make flexible rod shrink step by step from the bottom up; Above-mentioned flexible rod can elongate or shorten owing to it, satisfy people's use needs, thereby be subjected to people's favor, but above-mentioned flexible rod is under elongation state, its front end load weight, if adopt this bar with the weight time-out of flipping, the front end of flexible rod is subjected to the gravity effect of weight and down pushes, can produce an interactional power between the outer tube bottom of flexible rod and the interior pipe, outer tube meeting expression lobes portion bottom also shrinks back in the outer tube it, disconnected bottom outer tube and clamping between the interior pipe, outer tube bottom can move up and push the lug boss that is positioned at adjacent socket body top, thereby cause the whole piece flexible rod to shrink, influenced people and normally used flexible rod.
The model utility content
In order to address the above problem, it is a kind of simple in structure that the purpose of this utility model is to provide, and not only has positioning device, and its front end load weight and the time-out of flipping, the flexible rod that can not shrink automatically again.
The utility model for the technological scheme that solves its technical problem and adopt is:
A kind of flexible rod with positioning device, the outer tube inside of this flexible rod is provided with the interior pipe that can move along its axis, the top perisporium of described outer tube and the bottom perisporium of interior pipe are provided with the through hole that can be positioned at same circumferential position and aim at mutually, be provided with shell fragment in the bottom of pipe in described, this shell fragment be provided with can penetrated through via holes lug boss, offer on the described lug boss that is positioned at flexible rod shell fragment bottom and can allow outer tube rotation this lug boss of extruding and make it shrink the plane of inclination of return pipe.
In order to make outer tube and the location between the interior pipe of flexible rod more firm, described shell fragment is U-shaped shell fragment, respectively toward being outside equipped with lug boss, the top perisporium of described outer tube and the bottom perisporium of interior pipe offer two through holes on same straight line respectively along its radial direction on the two jig arm outside of this U-shaped shell fragment.
In order to increase the area of contact between outer tube and the interior pipe, when preventing the flexible rod elongation, shake between interior pipe and the outer tube, be provided with one or above pad between described outer tube and the interior pipe, described spacers is arranged on the lower, outer perimeter wall of interior pipe.
For when flexible rod shrinks, prevent that pipe collides shell fragment or the lug boss in the pipe in next joint in the joint, offer on the periphery wall of pipe to the depressed part of pipe sunken inside in described, the top level height of described depressed part is greater than or equal to the top level height of the through hole of pipe bottom in its place.
For when flexible rod extends, pipe is drawn out of from outer tube in preventing, the position that is higher than the top level height of its underpart through hole in described on the pipe lower, outer perimeter wall is provided with to the bulge loop of pipe outer lug, the top of described outer tube be provided with shrink in the pipe, with the slot of the mutual clamping of described bulge loop.
In order to make the outward appearance of flexible rod more attractive in appearance, described flexible rod outer surface movable sheath is provided with one and is used for blocking the flexible rod sleeve of the lip-deep through hole of outer tube bottom.
The beneficial effects of the utility model are: because the utility model adopts above-mentioned structure, when shrinking flexible rod, can only pass through rotating extensible arm outer tube bottom earlier, make the outer tube extruding be positioned at the plane of inclination of flexible rod lug boss bottom, and lug boss is pushed contraction advance in the outer tube, make be positioned at flexible rod pipe bottom relatively outer tube move and shrink into inside the outer tube, then, outer tube can push the lug boss that is connected to adjacent body top, and it is shunk in the adjacent body, therefore be arranged on interior pipe in the adjacent body and just can shrink in this pipe, so circulation, described flexible rod shrinks from the bottom up step by step; If not by rotating extensible arm outer tube bottom interior pipe bottom being shunk into this outer tube the inside earlier, then can cause whole flexible rod to shrink, therefore flexible rod of the present utility model is under elongation state, by its front end load weight and the time-out of flipping, flexible rod can not shrink automatically yet, has made things convenient for people to use flexible rod.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is surface structure schematic representation of the present utility model;
Fig. 2 is explosive view of the present utility model;
Internal structure schematic representation when Fig. 3 is the mutual clamping of outer tube of the present utility model and interior pipe;
Fig. 4 is that the lug boss upper end of shell fragment in the utility model is spherical surface structure schematic representation;
Fig. 5 is the surface structure schematic representation that the lug boss upper end of shell fragment in the utility model is provided with the plane of inclination;
Fig. 6 is the surface structure schematic representation that the utility model is arranged with a sleeve outward.
Embodiment
Referring to figs. 1 through Fig. 6, a kind of flexible rod with positioning device, outer tube 1 inside of this flexible rod is provided with the interior pipe 2 that can move along its axis, described outer tube 1 and interior pipe 2 are respectively following pipe and the last pipe in the 2-section pipe body of adjacent socket on the flexible rod, as preferred embodiment, described outer tube 1 and the interior pipe 2 preferential metallic material that adopt are made; The top perisporium of described outer tube 1 and the bottom perisporium of interior pipe 2 are provided with the through hole 3 that can be positioned at same circumferential position and aim at mutually, and above-mentioned same circumferential position refers to that the position of through hole 3 on the flexible rod circumferencial direction is identical; Here, as preferred embodiment, the number that is opened in the through hole 3 on outer tube 1 top perisporium and the interior pipe 2 bottom perisporiums respectively is two, and above-mentionedly is opened in two through holes 3 on outer tube 1 and interior pipe 2 perisporiums respectively on same straight line; Be provided with shell fragment 4 in the bottom of pipe 2 in described, here, described shell fragment 4 preferentially is adopted as the U-shaped shell fragment that the manganese steel sheet is made, on two jig arm of this U-shaped shell fragment outside respectively toward being outside equipped with lug boss 40, through hole 3 on the through hole 3 on the outer tube 1 top perisporium and interior pipe 2 bottom perisporiums is mutually on time, this lug boss 40 can penetrate the through hole 3 on above-mentioned outer tube 1 and the interior pipe 2 simultaneously, thereby outer tube 1 and interior pipe 2 are connected and fixed the above-mentioned lug boss 40 preferential stamping forming mode punch process gained on shell fragment 4 that adopt; Be positioned to offer on the lug boss 40 of flexible rod shell fragment 4 bottom and can allow outer tube 1 rotation this lug boss 40 of extruding and make its plane of inclination that shrinks back outer tube 1 401, here, the described lug boss 40 that is positioned at flexible rod shell fragment 4 bottom is the cylindric object of horizontal positioned, described plane of inclination 401 for this cylindric object from its front-end face middle part to the left or of tilting to sink to forming gradually of right side edge domatic; The through hole 3 on described flexible rod outer tube 1 top bottom preferentially is processed into rectangular through-hole, when the lug boss 40 of flexible rod shell fragment 4 bottom is connected in the above-mentioned rectangular through-hole, the cylindrical wall phase clamping of the upper frame of rectangular through-hole or lower frame and cylindric object, and have a frame to connect with above-mentioned plane of inclination 401 in the left frame of rectangular through-hole or the right side jamb, described flexible rod outer tube 1 bottom is in the process around its central shaft rotation, the frame that connects with described plane of inclination 401 is 401 front-end faces that rise to this lug boss 40 gradually along the plane of inclination, thereby these lug boss 40 extruding are shunk in this outer tube 1, disconnected the clamping of this outer tube 1 with the interior pipe 2 of the portion that sets within it, therefore pipe 2 moves relative to outer tube 1 in above-mentioned, here, on the lug boss 40 that is positioned at flexible rod shell fragment 4 bottom, offer the plane of inclination 401, lug boss 40 upper ends of remaining shell fragment 4 are spherical convex parts, certainly, above-mentioned lug boss 40 can also be processed into the lug boss 40 on it cylindric object of horizontal positioned for spherical shell fragment 4, and then at the front-end face of cylindric object middle part to its lower edge process one sink gradually domatic, push from the bottom up by an other joint external pipe that this is domatic, can realize that also described flexible rod can be used to be used as medical supplies with the effect in the lug boss 40 extruding contraction return pipes, tableware, article such as roasting tool and photograph vertical rod use.
Further, above-mentioned outer tube 1 and the upper end portion of interior pipe 2 all arrange to the interior slot 7 that shrinks of pipe, the opening diameter of described slot 7 is all less than the diameter of its place outer tube 1 or interior pipe 2, the position that is higher than the top level height of its underpart through hole 3 in described on the pipe 2 lower, outer perimeter walls is provided with to the bulge loop 21 of pipe outer lug, by the clamping that cooperatively interacts of above-mentioned bulge loop 21 and described slot 7, thereby can be when elongating flexible rod, pipe 2 is drawn out, drops in preventing.
Further again, be provided with one or above pad 5 between described outer tube 1 and the interior pipe 2, the bottom of described pad 5 is provided with a fixed lobe portion 50, offer a mounting hole 22 corresponding with fixed lobe portion 50 in described on pipe 2 the lower, outer perimeter wall, here, as preferred embodiment, be provided with two pads 5 between described outer tube 1 and the interior pipe 2, in described two pads 5 are fixedly mounted on by fixed lobe portion 50 on the mounting hole 22 of pipe 2 lower, outer perimeter wall both sides; Above-mentioned pad 5 is preferably the arc pad that adopts phosphor-copper to make.
Further, offer on the periphery wall of pipe 2 to the depressed part 20 of pipe sunken inside in described, the top level height of described depressed part 20 is greater than or equal to the top level height of the through hole 3 of pipe 2 bottoms in its place, here preferentially described depressed part 20 is processed into del, it is also passable to be processed into other shapes certainly; The lower end surface that the last pipe of adjacent socket can be accepted in the upper-end surface of above-mentioned depressed part 20 prevents that the lower end surface of pipe from colliding shell fragment 4 or the lug boss 40 that is installed in interior pipe 2 inside.
Further again, the outer surface movable sheath of described flexible rod is provided with a sleeve 6, this sleeve 6 can block this flexible rod outer tube 1 surface bottom goes up through hole 3, make that the outward appearance of flexible rod is more good-looking, the top of described sleeve 6 also is provided with one to the interior slot 7 that shrinks of pipe, the top of described flexible rod has been threaded one and has installed 8, described installation 8 can be fixedlyed connected flexible rod with miscellaneous part, for example install for the U-shaped fork of barbecue or install for the fixed base that supports camera etc. installing 8; The bottom of described flexible rod outer tube 1 bottom is equipped with a bottom plug 9 simultaneously, thereby makes that the appearance of flexible rod is more attractive in appearance.
The above only is preferential mode of execution of the present utility model, as long as realize that with basic identical means the technological scheme of the utility model purpose all belongs within the protection domain of the present utility model.
Claims (6)
1. flexible rod with positioning device, the outer tube of this flexible rod (1) inside is provided with the interior pipe (2) that can move along its axis, the bottom perisporium of the top perisporium of described outer tube (1) and interior pipe (2) is provided with the through hole (3) that can be positioned at same circumferential position and aim at mutually, be provided with shell fragment (4) in the bottom of pipe (2) in described, this shell fragment (4) be provided with can penetrated through via holes (3) lug boss (40), it is characterized in that: offer on the described lug boss (40) that is positioned at flexible rod shell fragment (4) bottom and can allow outer tube (1) rotation extruding this lug boss (40), and make it shrink the interior plane of inclination (401) of return pipe.
2. a kind of flexible rod with positioning device according to claim 1, it is characterized in that: described shell fragment (4) is U-shaped shell fragment, respectively toward being outside equipped with lug boss (40), the bottom perisporium of the top perisporium of described outer tube (1) and interior pipe (2) offers two through holes (3) on same straight line respectively on the two jig arm outside of this U-shaped shell fragment.
3. a kind of flexible rod with positioning device according to claim 1, it is characterized in that: be provided with one or above pad (5) between described outer tube (1) and the interior pipe (2), described pad (5) is fixedly installed on the lower, outer perimeter wall of interior pipe (2).
4. according to claim 1 or 2 or 3 described a kind of flexible rods with positioning device, it is characterized in that: offer on the periphery wall of pipe (2) to the depressed part (20) of pipe sunken inside in described, the top level height of described depressed part (20) is greater than or equal to the top level height of the through hole (3) of pipe (2) bottom in its place.
5. a kind of flexible rod with positioning device according to claim 1, it is characterized in that: the position that pipe is higher than the top level height of its underpart through hole (3) on (2) lower, outer perimeter wall in described is provided with to the bulge loop (21) of pipe outer lug, the top of described outer tube (1) be provided with shrink in the pipe, with described bulge loop (21) slot (7) of clamping mutually.
6. according to claim 1 or 2 or 3 or 5 described a kind of flexible rods with positioning device, it is characterized in that: described flexible rod outer surface movable sheath is provided with a sleeve (6) that is used for blocking the flexible rod lip-deep through hole of outer tube (1) (3) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100514 CN203114815U (en) | 2013-03-05 | 2013-03-05 | Telescoping rod with positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100514 CN203114815U (en) | 2013-03-05 | 2013-03-05 | Telescoping rod with positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203114815U true CN203114815U (en) | 2013-08-07 |
Family
ID=48895165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320100514 Expired - Lifetime CN203114815U (en) | 2013-03-05 | 2013-03-05 | Telescoping rod with positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203114815U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787491A (en) * | 2015-04-10 | 2015-07-22 | 廖金丽 | Distributing device |
| CN105156416A (en) * | 2015-09-30 | 2015-12-16 | 南京际华三五二一特种装备有限公司 | Detachable spring leaf in tent |
| CN105782623A (en) * | 2016-05-27 | 2016-07-20 | 青岛圣合钢管制品有限公司 | Plug-in four-way pipe buckling device |
| CN106264014A (en) * | 2016-10-26 | 2017-01-04 | 陈科 | It is provided with the clothes hanger of expansion link |
| CN106388527A (en) * | 2016-11-07 | 2017-02-15 | 陈科 | Clothes hanger provided with telescopic rod |
| CN106594479A (en) * | 2016-12-22 | 2017-04-26 | 安徽保腾网络科技有限公司 | Photographing equipment used for evidence acquisition of traffic insurance claims |
| CN107433966A (en) * | 2017-09-11 | 2017-12-05 | 力信（江苏）能源科技有限责任公司 | A kind of pole piece roll transfer car(buggy) |
| CN109210446A (en) * | 2018-09-20 | 2019-01-15 | 何明松 | A kind of maintenance process of LED ceiling lamp |
| CN110013976A (en) * | 2019-03-25 | 2019-07-16 | 苏州芯海半导体科技有限公司 | A kind of Surface Properties of GaAs Wafers cleaning device |
| CN110012743A (en) * | 2018-05-04 | 2019-07-16 | 东北林业大学 | A kind of telescopic gardens branch pruning scissors |
| CN110436032A (en) * | 2019-08-20 | 2019-11-12 | 佛山恒筑包装印刷技术有限公司 | A kind of corrugated case facilitating promotion |
| CN111237305A (en) * | 2020-03-21 | 2020-06-05 | 深圳市理德铭科技股份有限公司 | Telescopic pull rod capable of bearing |
| CN113235370A (en) * | 2021-05-18 | 2021-08-10 | 梁艳菊 | Concrete maintenance watering device for highway engineering |
| WO2022099799A1 (en) * | 2020-11-16 | 2022-05-19 | 肇庆市衡艺实业有限公司 | Telescopic support and electric hair dryer apparatus using same |
-
2013
- 2013-03-05 CN CN 201320100514 patent/CN203114815U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787491A (en) * | 2015-04-10 | 2015-07-22 | 廖金丽 | Distributing device |
| CN104787491B (en) * | 2015-04-10 | 2019-03-15 | 温州市优科礼品创意有限公司 | Distributor |
| CN105156416A (en) * | 2015-09-30 | 2015-12-16 | 南京际华三五二一特种装备有限公司 | Detachable spring leaf in tent |
| CN105156416B (en) * | 2015-09-30 | 2017-03-22 | 南京际华三五二一特种装备有限公司 | Detachable spring leaf in tent |
| CN105782623A (en) * | 2016-05-27 | 2016-07-20 | 青岛圣合钢管制品有限公司 | Plug-in four-way pipe buckling device |
| CN106264014A (en) * | 2016-10-26 | 2017-01-04 | 陈科 | It is provided with the clothes hanger of expansion link |
| CN106388527A (en) * | 2016-11-07 | 2017-02-15 | 陈科 | Clothes hanger provided with telescopic rod |
| CN106594479A (en) * | 2016-12-22 | 2017-04-26 | 安徽保腾网络科技有限公司 | Photographing equipment used for evidence acquisition of traffic insurance claims |
| CN107433966A (en) * | 2017-09-11 | 2017-12-05 | 力信（江苏）能源科技有限责任公司 | A kind of pole piece roll transfer car(buggy) |
| CN110012743A (en) * | 2018-05-04 | 2019-07-16 | 东北林业大学 | A kind of telescopic gardens branch pruning scissors |
| CN109210446A (en) * | 2018-09-20 | 2019-01-15 | 何明松 | A kind of maintenance process of LED ceiling lamp |
| CN110013976A (en) * | 2019-03-25 | 2019-07-16 | 苏州芯海半导体科技有限公司 | A kind of Surface Properties of GaAs Wafers cleaning device |
| CN110436032A (en) * | 2019-08-20 | 2019-11-12 | 佛山恒筑包装印刷技术有限公司 | A kind of corrugated case facilitating promotion |
| CN111237305A (en) * | 2020-03-21 | 2020-06-05 | 深圳市理德铭科技股份有限公司 | Telescopic pull rod capable of bearing |
| WO2022099799A1 (en) * | 2020-11-16 | 2022-05-19 | 肇庆市衡艺实业有限公司 | Telescopic support and electric hair dryer apparatus using same |
| CN113235370A (en) * | 2021-05-18 | 2021-08-10 | 梁艳菊 | Concrete maintenance watering device for highway engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |