CN205078565U - Locking mechanical system of telescopic link - Google Patents
Locking mechanical system of telescopic link Download PDFInfo
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- CN205078565U CN205078565U CN201520885909.XU CN201520885909U CN205078565U CN 205078565 U CN205078565 U CN 205078565U CN 201520885909 U CN201520885909 U CN 201520885909U CN 205078565 U CN205078565 U CN 205078565U
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- lock sleeve
- depression bar
- rear end
- flexible rod
- locking framework
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Abstract
The utility model belongs to the technical field of the telescopic link, especially, relate to a locking mechanical system of telescopic link. It has solved the unreasonable scheduling problem of prior art design. This locking mechanical system of telescopic link, telescopic link be including the tubule of fixing that inner tube on the hand (hold) is established on the inner tube with the cover and can relative inner tube axial displacement, and this locking mechanical system includes intraductal and depression bar that can relative inner tube axial displacement including wearing to establish, is equipped with the fixed axle at the front end of inner tube, is equipped with the loose axle that lies in the fixed axle front end outside at the front end of depression bar, and be equipped with the cover and establish the expandable lock sleeve on fixed axle front end and loose axle rear end in the tubule, the inner wall of fixed axle front end and expandable lock sleeve between and/or be equipped with between the inner wall of loose axle rear end and expandable lock sleeve and drive thereby the outside expansion of expandable lock sleeve make the relative inner tube axial fixity's of tubule drive structure. The utility model has the advantages of: locking stability is good and the practicality is strong.
Description
Technical field
The utility model belongs to flexible rod technical field, particularly relates to a kind of locking framework of flexible rod.
Background technique
Flexible rod is widely used in various instrument.Such as: on cleaning appliance and clothes hanger etc. instrument.At present, existing flexible rod its flexible after the unstable and poor reliability of locking, there is very large potential safety hazard.
For this reason, such as, Chinese patent discloses a kind of flexible rod, application number [201020534997.6], and include pipe in a handle, an outer tube, a telescopic component and an adjustment assembly, wherein this outer tube is interconnected with this handle rotationally; This interior pipe is located in this outer tube; This telescopic component includes a nut and a screw rod, and this nut is located at this interior pipe, and this screw rod and this handle are interconnected; The joint of this handle and this interior pipe is located at by this adjustment assembly, in order to fixing or this handle that gets loose; User only needs to rotate this handle thus, just can make relatively this outer tube projection or the contraction of this interior pipe, thus has comparatively firm structure and preferably operation ease.
Although above-mentioned scheme has above plurality of advantages, still there is above-mentioned technical problem in the program, complex structure and locking poor stability, the technical problem such as impracticable.
Model utility content
The purpose of this utility model is for the problems referred to above, provides a kind of design more reasonable, locks good stability and the locking framework of practical flexible rod.
For achieving the above object, the utility model have employed following technical proposal: the locking framework of this flexible rod, flexible rod comprises and is fixed on hand pipe in upper and on inner pipe sheathed and can the tubule of internally pipe axis movement mutually, this locking framework comprises and to be located in interior pipe and can the depression bar of the internally axial movement of pipe mutually, stationary axle is provided with in the front end of interior pipe, the movable axis being positioned at stationary axle front end outer side is provided with in the front end of depression bar, the inflatable lock sleeve be set on stationary axle front end and movable axis rear end is provided with in tubule, be provided with between described stationary axle front end and the inwall of inflatable lock sleeve and/or between the inwall of movable axis rear end and inflatable lock sleeve and can drive described inflatable lock sleeve radial outward dilations thus make the tubule driving structure that internally pipe is axially fixing mutually.
In this application, owing to being provided with the stability that depression bar, stationary axle, movable axis and inflatable lock sleeve can realize in conjunction with driving structure locking, ensure that the Security in using process, practical and manipulate simple and convenient, meet the development trend of current social technology.
In the locking framework of above-mentioned flexible rod, described driving structure comprises the first circular cone being arranged on stationary axle front end, is provided with second circular cone that can match with the first described circular cone at the rear end inwall of inflatable lock sleeve.
In the locking framework of above-mentioned flexible rod, described driving structure comprises the 3rd circular cone being arranged on movable axis rear end, is provided with the 4th circular cone that can match with the 3rd described circular cone in the front inner wall of inflatable lock sleeve.
In the locking framework of above-mentioned flexible rod, described inflatable lock sleeve is provided with the opening axially arranged along inflatable lock sleeve.
In the locking framework of above-mentioned flexible rod, described depression bar front end is connected with the threaded stem running through stationary axle and inflatable lock sleeve successively, described movable axis is provided with the screw entered for described threaded stem, and described threaded stem is threaded with screw.
In the locking framework of above-mentioned flexible rod, described depression bar front end sleeve is provided with and described movable axis rear end can be driven constantly to insert in inflatable lock sleeve and drive inflatable lock sleeve constantly to the spring of stationary axle rear end movement, one end of spring acts on stationary axle rear end, and the other end acts on the block piece of depression bar front end.
In the locking framework of above-mentioned flexible rod, described depression bar front end is provided with for preventing described block piece constantly to the elastic cylindrical pin of depression bar rear end movement.
In the locking framework of above-mentioned flexible rod, described depression bar front end is also provided with the pin being located in threaded stem rear end.
In the locking framework of above-mentioned flexible rod, described inflatable lock sleeve two ends are respectively equipped with outer chamfering.Outer chamfering can improve the smoothness of movement.
Compared with prior art, the advantage of the locking framework of this flexible rod is: 1, design is more reasonable, owing to being provided with the stability that depression bar, stationary axle, movable axis and inflatable lock sleeve can realize in conjunction with driving structure locking, ensure that the Security in using process, practical and manipulate simple and convenient, meet the development trend of current social technology.2, structure is simple and be easy to manufacturing, long service life.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram that the utility model provides.
Fig. 2 is the A place structure for amplifying schematic diagram in Fig. 1.
Fig. 3 is the detonation configuration schematic diagram that the utility model provides.
Fig. 4 is the locking sleeve structure schematic diagram that the utility model provides.
Fig. 5 is the releasing orientation structural representation that the utility model provides.
Fig. 6 is the Telescopic rod structure schematic diagram that the utility model provides.
In figure, hand 11, interior pipe 12, tubule 13, fixed cover 13a, bassoon 14, inner sleeve 14a, overcoat 14b, trigger 15, depression bar 2, stationary axle 3, first circular cone 31, movable axis 4, the 3rd circular cone 41, inflatable lock sleeve 5, second circular cone 51, the 4th circular cone 52, opening 53, outer chamfering 54, threaded stem 6, spring 7, block piece 8, elastic cylindrical pin 9, pin 10.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As Figure 1-4, the locking framework of this flexible rod, flexible rod comprise be fixed on hand pipe 12 on 11 with to be set on interior pipe 12 and can the internal tubule 13 that moves axially of pipe 12 mutually, tubule 13 is arranged with rear end with hand 11 bassoons be fixedly connected with 14, be provided with inner sleeve 14a and the overcoat 14b being set in bassoon 14 front end in bassoon 14 front end, be provided with in tubule 13 rear end and can lean with described inner sleeve 14a thus prevent tubule 13 from departing from the fixed cover 13a of bassoon 14.
This locking framework comprises and to be located in interior pipe 12 and can the internal depression bar 2 that moves axially of pipe 12 mutually, stationary axle 3 is provided with in the front end of interior pipe 12, the movable axis 4 being positioned at stationary axle 3 front end outer side is provided with in the front end of depression bar 2, the inflatable lock sleeve 5 be set on stationary axle 3 front end and movable axis 4 rear end is provided with in tubule 13, inflatable lock sleeve 5 is provided with the opening 53 axially arranged along inflatable lock sleeve 5, secondly, outer chamfering 54 is respectively equipped with at inflatable lock sleeve 5 two ends.Be provided with between stationary axle 3 front end and the inwall of inflatable lock sleeve 5 and/or between the inwall of movable axis 4 rear end and inflatable lock sleeve 5 and can drive described inflatable lock sleeve 5 radial outward dilations thus the driving structure making tubule 13 mutually internal pipe 12 axial restraint.
Particularly, the driving structure of the present embodiment comprises the first circular cone 31 being arranged on stationary axle 3 front end, is provided with second circular cone 51 that can match with the first described circular cone 31 at the rear end inwall of inflatable lock sleeve 5.Secondly, driving structure here also comprises the 3rd circular cone 41 being arranged on movable axis 4 rear end, is provided with the 4th circular cone 52 that can match with the 3rd described circular cone 41 in the front inner wall of inflatable lock sleeve 5.Certainly, driving structure here can be selected one and chosen.
Optimized project, is connected with the threaded stem 6 running through stationary axle 3 and inflatable lock sleeve 5 successively in depression bar 2 front end, described movable axis 4 is provided with the screw entered for described threaded stem 6, and described threaded stem 6 is threaded with screw.Secondly, be provided with at depression bar 2 front end sleeve and described movable axis 4 rear end can be driven constantly to insert in inflatable lock sleeve 5 and drive inflatable lock sleeve 5 constantly to the spring 7 of stationary axle 3 rear end movement, one end of spring 7 acts on stationary axle 3 rear end, and the other end acts on the block piece 8 of depression bar 2 front end.Block piece 8 is packing ring.Further, be provided with in depression bar 2 front end for preventing described block piece 8 constantly to the elastic cylindrical pin 9 of depression bar 2 rear end movement.
Depression bar 2 front end is also provided with the pin 10 being located in threaded stem 6 rear end.
In addition, at hand the trigger 15 being provided with the depression bar depression bar 2 described in promoting on 11 and moving forward.
As shown in figures 1 to 6,
The working principle of the present embodiment is as follows:
When trigger 15 down on time, trigger 15 drives depression bar 2 toward sinciput, distance between stationary axle 3 and movable axis 4 is elongated, inflatable lock sleeve 5 is made to be in relaxation state (elasticity of self makes it shrink), inflatable lock sleeve 5 and tubule 13 produce activity space, and tubule 13 can stretch flexibly.When trigger 15 is late for, rely on the elasticity of spring 7 self stationary axle 3 and movable axis 4 are shunk and allows inflatable lock sleeve 5 expand, make inflatable lock sleeve 5 and tubule 13 close-fitting, reach the object of locking.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ herein hand 11, interior pipe 12, tubule 13, fixed cover 13a, bassoon 14, inner sleeve 14a, overcoat 14b, trigger 15, depression bar 2, stationary axle 3, first circular cone 31, movable axis 4, the 3rd circular cone 41, inflatable lock sleeve 5, second circular cone 51, the 4th circular cone 52, opening 53, outer chamfering 54, threaded stem 6, spring 7, block piece 8, elastic cylindrical pin 9, the term such as pin 10, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (9)
1. the locking framework of a flexible rod, flexible rod comprises and is fixed on hand the interior pipe (12) on (11) be set in interior pipe (12) and go up and internally can manage the tubule (13) that (12) move axially mutually, it is characterized in that, this locking framework comprises and is located in interior pipe (12) and internally can manages the depression bar (2) that (12) move axially mutually, stationary axle (3) is provided with in the front end of interior pipe (12), the movable axis (4) being positioned at stationary axle (3) front end outer side is provided with in the front end of depression bar (2), the inflatable lock sleeve (5) be set on stationary axle (3) front end and movable axis (4) rear end is provided with in tubule (13), be provided with between described stationary axle (3) front end and the inwall of inflatable lock sleeve (5) and/or between the inwall of movable axis (4) rear end and inflatable lock sleeve (5) and described inflatable lock sleeve (5) radial outward dilations can be driven thus make tubule (13) internally manage the driving structure of (12) axial restraint mutually.
2. the locking framework of flexible rod according to claim 1, it is characterized in that, described driving structure comprises the first circular cone (31) being arranged on stationary axle (3) front end, is provided with second circular cone (51) that can match with described the first circular cone (31) at the rear end inwall of inflatable lock sleeve (5).
3. the locking framework of flexible rod according to claim 1, it is characterized in that, described driving structure comprises the 3rd circular cone (41) being arranged on movable axis (4) rear end, is provided with the 4th circular cone (52) that can match with the 3rd described circular cone (41) in the front inner wall of inflatable lock sleeve (5).
4. the locking framework of the flexible rod according to claim 1 or 2 or 3, is characterized in that, described inflatable lock sleeve (5) is provided with the opening (53) axially arranged along inflatable lock sleeve (5).
5. the locking framework of the flexible rod according to claim 1 or 2 or 3, it is characterized in that, described depression bar (2) front end is connected with the threaded stem (6) running through stationary axle (3) and inflatable lock sleeve (5) successively, described movable axis (4) is provided with the screw entered for described threaded stem (6), and described threaded stem (6) is threaded with screw.
6. the locking framework of flexible rod according to claim 5, it is characterized in that, described depression bar (2) front end sleeve is provided with and described movable axis (4) rear end can be driven constantly to insert in inflatable lock sleeve (5) and drive inflatable lock sleeve (5) constantly to the spring (7) of stationary axle (3) rear end movement, one end of spring (7) acts on stationary axle (3) rear end, and the other end acts on the block piece (8) of depression bar (2) front end.
7. the locking framework of flexible rod according to claim 6, it is characterized in that, described depression bar (2) front end is provided with for preventing described block piece (8) constantly to the elastic cylindrical pin (9) of depression bar (2) rear end movement.
8. the locking framework of flexible rod according to claim 6, is characterized in that, described depression bar (2) front end is also provided with the pin (10) being located in threaded stem (6) rear end.
9. the locking framework of the flexible rod according to claim 1 or 2 or 3, is characterized in that, described inflatable lock sleeve (5) two ends are respectively equipped with outer chamfering (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520885909.XU CN205078565U (en) | 2015-11-09 | 2015-11-09 | Locking mechanical system of telescopic link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520885909.XU CN205078565U (en) | 2015-11-09 | 2015-11-09 | Locking mechanical system of telescopic link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078565U true CN205078565U (en) | 2016-03-09 |
Family
ID=55430977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520885909.XU Active CN205078565U (en) | 2015-11-09 | 2015-11-09 | Locking mechanical system of telescopic link |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078565U (en) |
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2015
- 2015-11-09 CN CN201520885909.XU patent/CN205078565U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Locking mechanical system of telescopic link Effective date of registration: 20171219 Granted publication date: 20160309 Pledgee: Agricultural Bank of China Limited by Share Ltd. Jiaxing science and Technology Branch Pledgor: JIAXING JEHOON CLEANING PRODUCTS Co.,Ltd. Registration number: 2017330000307 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230825 Granted publication date: 20160309 Pledgee: Agricultural Bank of China Limited by Share Ltd. Jiaxing science and Technology Branch Pledgor: JIAXING JEHOON CLEANING PRODUCTS Co.,Ltd. Registration number: 2017330000307 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |