CN209430553U - A kind of height adjustment rod piece - Google Patents
A kind of height adjustment rod piece Download PDFInfo
- Publication number
- CN209430553U CN209430553U CN201920051735.5U CN201920051735U CN209430553U CN 209430553 U CN209430553 U CN 209430553U CN 201920051735 U CN201920051735 U CN 201920051735U CN 209430553 U CN209430553 U CN 209430553U
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- CN
- China
- Prior art keywords
- button
- interior bar
- bar
- rod piece
- height adjustment
- 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
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Abstract
The utility model belongs to height adjustment rod piece technical field, refers in particular to a kind of height adjustment rod piece, including the interior bar and outer bar being mutually socketed；The side wall of the interior bar, which is provided with, wears mouth, it wears and is movably set with button in mouth, the bottom of button is provided with flange, under the action of flange, button can not be pierced by completely from wearing in mouth, the rear end of button is provided with reset spring, and reset spring gives the power that button is pierced by mouth, and several locating notches compatible with the button are vertically arranged in the outer bar；The button, to wear mouth and the cross section of locating notch be rectangular；The reset spring is bending metalwork, and one end of bending metalwork is pushed against the rear end of button, and the other end is resisted against on the inner sidewall of interior bar, and it is simple and stablize, the high height adjustment rod piece of security performance that the utility model provides a kind of structure.
Description
Technical field
The utility model belongs to height adjustment rod piece technical field, refers in particular to a kind of height adjustment rod piece.
Background technique
Flexible rod piece is one of component common in daily life.It possesses regulating power, thus is widely used.
But condition rod piece in the market, it generalling use round hoodle and is limited with the combination of V-type spring, the structure is relatively stable,
But there are the followings to stablize: the lesser rod piece of a stress can be assembled using smaller hoodle, once but stress is big
, small hoodle can not support, it is therefore desirable to increase the outer diameter of hoodle, then hole also just increases, if hole is super
5mm is crossed, finger can protrude into, and intensity and safety can not double shields；The circular hoodle of b gives freedom degree, so that pressing bullet
Pearl, hoodle can be pierced by from compatible hole, but while curved end and circular side wall have given its freedom of movement,
The problem of also resulting in hoodle stability, hoodle are difficult to be resetted once all protruding into pipe fitting and will misplace.
Summary of the invention
It is simple and stable the purpose of the utility model is to provide a kind of structure, the high height adjustment rod piece of security performance.
Purpose of the utility model is realized as follows:
A kind of height adjustment rod piece, including the interior bar and outer bar being mutually socketed；The side wall of the interior bar, which is provided with, wears mouth, wears
It is movably set with button in mouthful, the bottom of button is provided with flange, and under the action of flange, button can not be worn completely from wearing in mouth
Out, the rear end of button is provided with reset spring, and reset spring is given the power that button is pierced by mouth, is vertically arranged in the outer bar
Several locating notches compatible with the button,
Apply external force, button can be to locating notch be moved out inside interior bar, and outer bar and interior bar can relatively move, when outer
When bar and interior bar relatively move, button can be clamped in any locating notch, when button is clamped in locating notch, outer bar and
Interior bar is opposing stationary；
The button, to wear mouth and the cross section of locating notch be rectangular；
The reset spring is bending metalwork, and one end of bending metalwork is pushed against the rear end of button, the other end against
On the inner sidewall of interior bar.
The bottom fold of the bending metalwork forms at least one circle reseting ring, and the outer diameter of reseting ring is less than the maximum of interior bar
Width.
The length for wearing mouth and locating notch is greater than the length of button.
The button wears mouth and the width of locating notch is respectively less than 5mm.
The bottom fold of the bending metalwork forms a circle reseting ring, when button does not apply external force, bending metalwork
One end be pushed against the rear end of button, the other end is resisted against on the inner sidewall of interior bar；When button applies external force, bending metalwork
One end be pushed against the rear end of button, the other end is resisted against on the inner sidewall of interior bar, also, under external force, reseting ring
Extension point contact is resisted against on interior bar inner sidewall.
The outer end face that the button is pierced by part is arcwall face, alternatively, the end that button is pierced by part is provided with fillet.
Inner sleeve is arranged with outside the end of the interior bar, interior bar cooperation inner sleeve simultaneously protrudes into outer bar together, inside puts on and be also provided with
There is the square hole being pierced by for button, also, is through-hole in the middle part of inner sleeve.
It is provided with convex ribs on the inside of the inner sleeve, the groove matched with the convex ribs is provided on the outside of the interior bar.
Under the action of the inner sleeve, there are certain intervals between interior bar and outer bar, and the end of outer bar is provided with peace
Hole is filled, abutting part is detachably provided in mounting hole, part is pushed against and is scheduled in the gap for inside and outside bar, prevents inner sleeve/interior bar from outer
It is detached from bar.
The interior bar and outer bar are shape tube.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
1, the button of the utility model, wear mouth and locating notch cross section be it is rectangular, by it is rectangular
Button is pierced by rectangular positioning aperture, and preferably the width of square hole is less than or equal to 5mm, guarantees that the finger of user cannot be stretched
Enter, moreover, the length of square button is extended, the intensity of button is enhanced, that is, completes the reinforcement of structure, and allow use
The operation of person is more safe.
2, traditional V-type spring only has the both ends of spring to be supported when being driven, therefore when button protrudes into interior bar,
Easily generation is lateral/longitudinally displaced, and button is difficult to reset；The bottom fold of the bending metalwork of the utility model forms one
Reseting ring is enclosed, when button does not apply external force, one end of bending metalwork is pushed against the rear end of button, and the other end is resisted against interior bar
Inner sidewall on；When button applies external force, one end of bending metalwork is pushed against the rear end of button, and the other end is resisted against interior bar
Inner sidewall on, also, under external force, the extension point contact of reseting ring against interior bar inner sidewall on, pass through reseting ring
The position for carrying out bending metalwork and button is kept, and the effect that reseting ring is arranged is: a gives bending metalwork bigger reset
Power, reset effect are more preferable；When activated, reseting ring also carries out Auxiliary support to b, and reseting ring is flexible support portion, effectively
The integral reset for giving bending metalwork and button, multi-point support, reset it is complementary stronger, avoid button enter interior bar hair
Raw lateral/longitudinally displaced, structure is more stable.
3, inner sleeve is arranged in the utility model between interior bar and outer bar, under the action of inner sleeve, deposits between interior bar and outer bar
In certain interval, so that button can not be pushed completely into interior bar by user's push button, it is complete after resetting coil structures cooperation
It avoids the problem that button misplaces entirely, guarantees the stability of structure.
4, the outer end face that the button of the utility model is pierced by part is arcwall face, alternatively, button is pierced by the end of part
Portion is provided with fillet, preferably the former, arcwall face acts not only as the reset guide of button, moreover, allow user pressing more
What is added is comfortable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is enlarged structure schematic diagram at the A of Fig. 1；
Fig. 3 is the schematic diagram of internal structure of the utility model；
Fig. 4 is the configuration schematic diagram of the utility model；
Fig. 5 is enlarged structure schematic diagram at the B of Fig. 4；
Fig. 6 is the internal explosion structural schematic diagram of the utility model.
In figure: 1- interior bar；11- groove；12- wears mouth；2- outer bar；21- locating notch；22- mounting hole；3- button；31- arc
Shape face；32- flange；4- bending metalwork；41- reseting ring；5- inner sleeve；51- through-hole；52- square hole；53- convex ribs.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing, as shown in Fig. 1-6:
A kind of height adjustment rod piece, including the interior bar 1 and outer bar 2 being mutually socketed；The side wall of the interior bar 1, which is provided with, wears mouth
12, it wears and is movably set with button 3 in mouth 12, the bottom of button 3 is provided with flange 32, and under the action of flange 32, button 3 can not
It being pierced by completely from wearing in mouth 12, the rear end of button 3 is provided with reset spring, and reset spring gives the power that button 3 is pierced by mouth 12,
Several locating notches 21 compatible with the button 3 are vertically arranged in the outer bar 2, button 3 is located at different positioning and lacks
In mouth 21, the physical length of interior bar 1 and the composition rod piece of outer bar 2 is just adjusted,
Apply external force, button 3 can be to locating notch 21 be moved out inside interior bar 1, and outer bar 2 and interior bar 1 opposite can move
Dynamic, when outer bar 2 and the relative movement of interior bar 1, button 3 can be clamped in any locating notch 21, be lacked when button 3 is clamped on positioning
When in mouth 21, outer bar 2 and interior bar 1 are opposing stationary；
The button 3, the cross section for wearing mouth 12 and locating notch 21 be it is rectangular, the width of preferably square hole is less than
Equal to 5mm, guarantee that the finger of user cannot protrude into, moreover, the length of square button 3 is extended, the intensity of button 3 is able to
Reinforce, that is, completes the reinforcement of structure, and make the operation of user more safe；
The reset spring is bending metalwork 4, and one end of bending metalwork 4 is pushed against the rear end of button 3, and the other end supports
On the inner sidewall for leaning against interior bar 1.
For the length for wearing mouth 12 and locating notch 21 greater than the length of button 3, which is to give button 3 to live
Dynamic space is V-type spring since bending metalwork 4 is practical, and button press 3, button 3 is really around bending metalwork 4
What middle part was rotated, therefore the length of button 3 is less than the length for wearing mouth 12 and locating notch 21.
The bottom fold of the bending metalwork 4 forms a circle reseting ring 41, and the outer diameter of reseting ring 41 is less than interior bar 1 most
Big width, when button 3 does not apply external force, one end of bending metalwork 4 is pushed against the rear end of button 3, and bending metalwork 4 is preferred
For the rear end for being inserted into button 3, this spline structure is more stable, is not easily disconnected from, and the other end is resisted against on the inner sidewall of interior bar 1, multiple
Position circle 41 only provides the reset force that button 3 pushes against locating notch 21；When button 3 applies external force, one end of bending metalwork 4 is supported
Tightly in the rear end of button 3, the other end is resisted against on the inner sidewall of interior bar 1, also, under external force, the extension of reseting ring 41
Point contact is resisted against on 1 inner sidewall of interior bar, is kept by the position that reseting ring 41 carries out bending metalwork 4 and button 3, setting is multiple
The effect of position circle 41 is: a gives bending metalwork 4 bigger reset force, and reset effect is more preferable；B when activated, reseting ring
41 also carry out Auxiliary support, and reseting ring 41 is flexible support portion, effectively give the whole of bending metalwork 4 and button 3
Body resets, multi-point support, and reset is complementary stronger, avoids button 3 from occurring into interior bar 1 lateral/longitudinally displaced, structure is more
Stablize.
The outer end face that the button 3 is pierced by part is arcwall face 31, alternatively, the end that button 3 is pierced by part is provided with circle
Angle, preferably the former, arcwall face 31 acts not only as the reset guide of button 3, moreover, allow user pressing more relax
It is suitable.
Inner sleeve 5 is arranged with outside the end of the interior bar 1, interior bar 1 cooperates inner sleeve 5 and protruded into outer bar 2 together, in inner sleeve 5
It is also equipped with the square hole 52 being pierced by for button 3, also, is through-hole 51 in the middle part of inner sleeve 5, bending metalwork 4 and button 3 can lead to
Through-hole 51 is crossed to enter in interior bar 1.
The inside of the inner sleeve 5 is provided with convex ribs 53, and the outside of the interior bar 1 is provided with to be matched with the convex ribs 53
Groove 11 is guiding and limit, the placement for allowing inner sleeve 5 stable by the convex ribs 53 and groove 11 of phase interworking
In interior bar 1.
Under the action of inner sleeve 5, there are certain intervals between interior bar 1 and outer bar 2, so that user's push button 3
Button 3 can not be pushed completely into interior bar 1, after the cooperation of 41 structure of reseting ring, avoid the problem that button 3 misplaces completely, protect
The stability of structure is demonstrate,proved, and the end of outer bar 2 is provided with mounting hole 22, is detachably provided with abutting part in mounting hole 22, supports
Tight part is scheduled in the gap for inside and outside bar, and 5/ interior bar 1 of inner sleeve is prevented to be detached from from outer bar 2, is pushed against part and is indicated not in the drawings,
Actually pushing against part is fastener, preferably screw/screw, is threaded on mounting hole 22.
The interior bar 1 and outer bar 2 are shape tube, as shown in Figure 1, bar 1,2 inside and outside in this way would not carry out axial rotation,
It is also the structural defence to bending metalwork 4 and button 3.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (10)
1. a kind of height adjustment rod piece, including the interior bar (1) and outer bar (2) being mutually socketed；It is characterized by: the interior bar (1)
Side wall be provided with and wear mouth (12), wear in mouth (12) and be movably set with button (3), the bottom of button (3) is provided with flange (32),
Under the action of flange (32), button (3) can not be pierced by completely from Chuan Kou (12), and the rear end of button (3) is provided with reset bullet
Spring, reset spring give the power that button (3) is pierced by mouth (12), and several and button is vertically arranged on the outer bar (2)
(3) compatible locating notch (21),
Apply external force, button (3) can be moved out locating notch (21) to interior bar (1) is internal, and outer bar (2) and interior bar (1) can
Relative movement, when outer bar (2) and interior bar (1) relative movement, button (3) can be clamped in any locating notch (21), when pressing
When button (3) is clamped in locating notch (21), outer bar (2) and interior bar (1) are opposing stationary；
The button (3), to wear mouth (12) and the cross section of locating notch (21) be rectangular；
The reset spring is bending metalwork (4), and one end of bending metalwork (4) is pushed against the rear end of button (3), the other end
It is resisted against on the inner sidewall of interior bar (1).
2. height adjustment rod piece according to claim 1, it is characterised in that: the bottom fold of the bending metalwork (4)
At least one circle reseting ring (41) is formed, the outer diameter of reseting ring (41) is less than the maximum width of interior bar (1).
3. height adjustment rod piece according to claim 1 or 2, it is characterised in that: roll over the bottom of the bending metalwork (4)
Bending is at circle reseting ring (41), and when button (3) does not apply external force, one end of bending metalwork (4) is pushed against button (3)
Rear end, the other end are resisted against on the inner sidewall of interior bar (1)；When button (3) apply external force, one end of bending metalwork (4) is supported
Tightly in the rear end of button (3), the other end is resisted against on the inner sidewall of interior bar (1), also, under external force, reseting ring (41)
Extension point contact be resisted against on interior bar (1) inner sidewall.
4. height adjustment rod piece according to claim 1 or 2, it is characterised in that: the button (3) is pierced by the outer of part
End face is arcwall face (31), alternatively, the end that button (3) is pierced by part is provided with fillet.
5. height adjustment rod piece according to claim 1, it is characterised in that: described to wear mouth (12) and locating notch (21)
Length be greater than button (3) length.
6. height adjustment rod piece according to claim 1 or 5, it is characterised in that: the button (3), wear mouth (12) and
The width of locating notch (21) is respectively less than 5mm.
7. height adjustment rod piece according to claim 1, it is characterised in that: in being arranged with outside the end of the interior bar (1)
It covers (5), interior bar (1) cooperation inner sleeve (5) is simultaneously protruded into outer bar (2) together, is also equipped in inner sleeve (5) and is pierced by for button (3)
Square hole (52), also, be through-hole (51) in the middle part of inner sleeve (5).
8. height adjustment rod piece according to claim 7, it is characterised in that: be provided with convex ribs on the inside of the inner sleeve (5)
(53), the groove (11) matched with the convex ribs (53) is provided on the outside of the interior bar (1).
9. height adjustment rod piece according to claim 7 or 8, it is characterised in that: interior under the action of the inner sleeve (5)
There are certain intervals between bar (1) and outer bar (2), and the end of outer bar (2) is provided with mounting hole (22), in mounting hole (22)
It is detachably provided with abutting part, part is pushed against and is scheduled in the gap for inside and outside bar (1,2), prevent inner sleeve (5)/interior bar (1) from outer bar
(2) it is detached from.
10. height adjustment rod piece according to claim 1, it is characterised in that: the interior bar (1) and outer bar (2) are abnormal shape
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920051735.5U CN209430553U (en) | 2019-01-11 | 2019-01-11 | A kind of height adjustment rod piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920051735.5U CN209430553U (en) | 2019-01-11 | 2019-01-11 | A kind of height adjustment rod piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209430553U true CN209430553U (en) | 2019-09-24 |
Family
ID=67976170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920051735.5U Expired - Fee Related CN209430553U (en) | 2019-01-11 | 2019-01-11 | A kind of height adjustment rod piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209430553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700339A (en) * | 2021-08-12 | 2021-11-26 | 福建省城投科技有限公司 | Cast-in-place supporting system for rigid connection prefabricated stairway on same layer and installation method thereof |
-
2019
- 2019-01-11 CN CN201920051735.5U patent/CN209430553U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700339A (en) * | 2021-08-12 | 2021-11-26 | 福建省城投科技有限公司 | Cast-in-place supporting system for rigid connection prefabricated stairway on same layer and installation method thereof |
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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: 20190924 Termination date: 20220111 |