CN220301942U - Adjustable locking pin mechanism, door and window - Google Patents
Adjustable locking pin mechanism, door and window Download PDFInfo
- Publication number
- CN220301942U CN220301942U CN202320458618.7U CN202320458618U CN220301942U CN 220301942 U CN220301942 U CN 220301942U CN 202320458618 U CN202320458618 U CN 202320458618U CN 220301942 U CN220301942 U CN 220301942U
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- lock sleeve
- lock pin
- mounting
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- 230000007246 mechanism Effects 0.000 title claims abstract description 57
- 230000000670 limiting effect Effects 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model relates to an adjustable detent mechanism comprising: the lock sleeve is provided with a first through hole, and the side wall of the first through hole is provided with a mounting part; the lock pin is provided with a limiting part; the elastic piece is arranged between the limiting part and the first mounting part; the lock sleeve is sleeved on the lock pin through the first through hole, and the height of the limiting part is larger than that of the first installation part, so that the elastic piece can move along with the lock sleeve in the height range of the limiting part. The utility model can freely position and adjust the height of the lock pin mechanism, so that the locking mechanism of the door and window has self-adaptability, a large-area installation part is not required to be dug on the inner side of the lock sleeve, the defect of insufficient strength of the lock sleeve when the lock sleeve is subjected to radial force is avoided, the installation part is prevented from being easily deformed when being matched with the lock pin, and the safety of the lock pin mechanism is improved.
Description
Technical Field
The utility model relates to an adjustable lock pin mechanism, and belongs to the technical field of doors and windows. The utility model also relates to a door and also to a window.
Background
The lock sleeve locking pin structure in the prior art is generally characterized in that the groove is formed in the inner wall of the lock sleeve and the elastic piece is arranged, so that the lock sleeve can be adjusted and positioned on the locking pin, however, the lock sleeve locking pin structure arranged through the structure is often required to be riveted on the mounting structure from top to bottom, the structure that the locking pin is reduced from top to bottom in the direction close to the mounting structure is limited, meanwhile, the contact area between the locking pin and the mounting structure is small in the riveting process, the diameter of a riveting section of the locking pin is small, and the problem of high shear strength exists between the locking pin and the mounting structure. Therefore, a locking pin mechanism is needed to limit the position between the locking pin and the lock sleeve without riveting, and solves the problems of high processing difficulty, low shear strength and high assembly cost of the current locking pin mechanism.
In addition, in the existing lock pin mechanism, in order to enable the roller sleeve to move up and down under the condition of the same size, a large-area groove is required to be dug on the inner side of the roller sleeve, so that the roller sleeve is insufficient in strength when being subjected to radial force, deformation is easy to occur when the dug groove is matched with the lock seat, and the service life of the lock head is shortened.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present utility model aims to provide an adjustable latch mechanism, which can freely position and adjust the height of the latch mechanism, reduce the assembly cost of the existing latch mechanism, and adapt to different gaps or multiple design gaps caused by the processing errors of frames or fans of doors and windows, so that the locking mechanism of the doors and windows has self-adaptability, thereby improving the safety protection of the doors and windows.
According to a first embodiment of the present utility model, there is provided an adjustable detent mechanism comprising:
the lock sleeve is provided with a first through hole, and the side wall of the first through hole is provided with a first installation part;
the lock pin is provided with a limiting part;
the elastic piece is arranged between the limiting part and the first mounting part;
the lock sleeve is sleeved on the lock pin through the first through hole, and the height of the limiting part is larger than that of the first installation part, so that the elastic piece can move along with the lock sleeve in the height range of the limiting part.
Further, as a more preferred embodiment of the present utility model, the mounting portion is a groove with one open end, the height of the groove is 1.2cm, the depth is 0.83cm, and the cross-sectional area of the mounting portion is less than or equal to 0.83×1.2=0.99.
Further, as a more preferred embodiment of the present utility model, the height of the first mounting portion is not more than one fourth of the height of the lock sleeve.
Further, as a more preferable embodiment of the present utility model, the lock pin further includes a second flange and a third flange, the stopper portion is formed between the second flange and the third flange, and the first mounting portion is an annular groove facing the stopper portion.
Further, as a more preferred embodiment of the present utility model, the locking pin further comprises a fourth flange; the fourth flange is arranged at one end of the lock pin, which is far away from the second flange, and the fourth flange is connected with the third flange.
Further, as a more preferred embodiment of the present utility model, the lock pin further includes a second mounting portion; the second mounting part is arranged at one end of the lock pin, which is far away from the second flange, and the second mounting part is connected with the fourth flange.
Further, as a more preferable embodiment of the present utility model, the second flange, the stopper, and the third flange are disposed coaxially, and the fourth flange is disposed concentrically with the second mounting portion; the fourth flange and/or the second mounting portion is arranged eccentrically to the second flange axis.
Further, as a more preferable embodiment of the present utility model, an end portion of the lock pin near the second flange is provided with an adjustment groove.
Further, as a more preferable embodiment of the utility model, the lock sleeve further comprises a first flange, wherein the first flange is arranged at one end of the lock sleeve, and the first flange is integrally formed with the lock sleeve and is arranged concentrically with the axis; the length of the lock sleeve is greater than the sum of the lengths of the second flange and the limiting part.
Further, as a more preferred embodiment of the present utility model, the adjustable detent mechanism further comprises a mounting; the mounting piece is provided with a second through hole matched with the second mounting part, and the second mounting part is rotationally arranged in the second through hole.
Further, as a more preferred embodiment of the present utility model, a door or window includes the adjustable detent mechanism described above.
The principle of the utility model is as follows: the elastic piece is stopped against the side wall of the limiting part under the action of self elasticity, so that the lock sleeve can be arranged at the preset positions of the second flange, the mounting part and the third flange under the condition of no external force action, and the self-positioning function of the lock sleeve is realized. Meanwhile, the top wall and the bottom wall of the limiting part can play a limiting role on the elastic part, when the elastic part is abutted to the bottom wall of the limiting part, the distance from the lock sleeve to the mounting part is largest, and the lock sleeve can freely move in the height direction of the second flange under the action of external force, so that the height of the lock sleeve can be freely positioned and adjusted, the lock sleeve can be stably arranged on the lock pin by removing the external force after the adjustment is finished, the operation convenience of the lock pin mechanism is improved, the universal applicability of the lock pin mechanism is improved, and the adjustable lock pin mechanism can be suitable for the environment with the matching clearance of the lock pin mechanism and the lock seat in a locking system of more frames and fans. In addition, the limiting part is arranged on the lock pin, and the mounting part is arranged on the lock sleeve, so that the independent limiting part is not required, the processing convenience of the lock pin mechanism is improved, and the production cost of the lock pin mechanism is reduced. According to the locking pin mechanism, the lock sleeve can be quickly installed on the locking pin and arranged at the preset positions of the second flange, the installation part and the third flange, so that the top of the lock sleeve and the top of the second flange do not need to be subjected to riveting and other process treatments, the installation efficiency of the locking pin mechanism is further improved, and meanwhile, the assembly cost of the locking pin mechanism can be reduced.
Compared with the prior art, the height of the lock pin mechanism can be freely positioned and adjusted, different gaps or multiple design gaps caused by processing errors of frames or fans of doors and windows can be adapted, so that the locking mechanism of the doors and windows has self-adaption, safety protection of the doors and windows is improved, on the other hand, riveting is not needed between an assembly lock pin and a lock sleeve to limit, and assembly cost of the existing lock pin mechanism is effectively reduced.
The mounting part for mounting the elastic piece is arranged on the side wall of the first through hole, the limiting part for axially moving the elastic piece is arranged on the lock pin, the elastic piece can shrink in the radial direction in the limiting part, the elastic piece is radially shrunk and sleeved in the mounting part of the lock sleeve, and then the lock pin is inserted, so that the lock sleeve can freely adjust axial expansion and contraction relative to the lock pin in a set range, the lock pin and the lock sleeve are assembled without riveting limiting, and the assembly cost of the existing lock pin mechanism is effectively reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of an adjustable detent mechanism in an embodiment of the present utility model;
FIG. 2 is an exploded view of the overall structure of an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of the overall structure in an embodiment of the utility model;
FIG. 4 is a schematic cross-sectional view of an overall structure in an embodiment of the utility model.
Reference numerals:
the lock sleeve 1, the first flange 101, the first through hole 102, the first mounting portion 103;
an elastic member 2;
the locking pin 3, the adjusting groove 301, the second flange 302, the limiting part 303, the third flange 304, the fourth flange 305 and the second mounting part 306;
mounting 4, second through hole 401.
Detailed Description
In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application in conjunction with the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" or "a number" is two or more, unless explicitly defined otherwise.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the scope of the present disclosure, since any structural modifications, proportional changes, or dimensional adjustments made by those skilled in the art should not be made in the present disclosure without affecting the efficacy or achievement of the present disclosure.
Under the condition that the lock sleeve and the elastic piece are the same in size, in order to enable the lock sleeve to move up and down, a large-area groove-mounting part needs to be dug in the lock in the prior art, for example, patent application CN213838082U, the height of the mounting part needs to be dug in the lock to exceed 1/3 of the height of the lock sleeve, the area of the section of the mounting part is at least 0.68 x 2.9=1.97, and the strength of the lock sleeve is insufficient when the lock sleeve is subjected to radial force due to overlarge area of the dug mounting part, deformation is easy to occur when the mounting part is matched with a lock pin, and the safety of the lock pin mechanism is reduced.
According to a first embodiment of the present utility model, there is provided an adjustable detent mechanism comprising:
the lock sleeve 1 is provided with a first through hole 102, and the side wall of the first through hole 102 is provided with a first mounting part 103;
the lock pin 3, the lock pin 3 is provided with a limit part 303;
an elastic member 2, the elastic member 2 being disposed between the stopper 303 and the first mounting portion 103;
the lock sleeve 1 is sleeved on the lock pin 3 through the first through hole 102, and the height of the limiting part 303 is larger than that of the first mounting part 103, so that the elastic piece 2 can move along with the lock sleeve 1 within the height range of the limiting part 303.
In this embodiment, the top surface and the bottom surface of the limiting portion 303 can limit the elastic member 2, the elastic member 2 is radially contracted into the first mounting portion 103 of the lock sleeve 1 and then inserted into the lock pin 3, the elastic member 2 is clamped in the second flange 302, the limiting portion 303 and the third flange 304 of the lock pin 3 under the action of self elasticity, and the lock sleeve 1 can be arranged at the preset positions of the second flange 302, the limiting portion 303 and the third flange 304 under the condition of no external force, so that the self-positioning function of the lock sleeve 1 is realized. When the lock sleeve 1 drives the elastic piece 2 to be abutted against the top surface of the limiting part 303, the distance between the lock sleeve 1 and the bottom wall of the lock pin 3 is the largest, the lock sleeve 1 can freely move in the height direction of the second flange 302, the limiting part 303 and the third flange 304 under the action of external force, so that the free adjustment of the height of the lock sleeve 1 is realized, the lock sleeve 1 can be stably arranged on the lock pin 3 by removing the external force after the adjustment is finished, the convenience of the locking operation of the locking pin mechanism and the locking seat mechanism is improved, the universal applicability of the locking pin mechanism is improved, and the adjustable locking pin mechanism can be applied to environments with locking gaps of various different frames and fans. The first mounting part 103 is arranged on the lock sleeve 1, so that a limiting part is not required to be arranged, and the processing convenience of the lock pin mechanism is improved. The lock sleeve 1 can be quickly installed on the lock pin 3 and arranged at a preset position of the lock pin 3, so that the top of the lock sleeve 1 and the top of the second flange 302 do not need to be subjected to riveting and other process treatments, the production efficiency is further improved, and the processing difficulty is reduced.
Specifically, in this embodiment, the first mounting portion 103 is a groove with an opening at one end, the height of the groove is 1.2cm, the depth is 0.83cm, and the cross-sectional area of the first mounting portion 103 is less than or equal to 0.83×1.2=0.99.
According to the utility model, under the condition of the same size, the lock sleeve 1 and the elastic piece 2 can be made to have the same size, so that the defect of insufficient strength of the lock sleeve 1 when being subjected to radial force is avoided, and the first mounting part 103 and the second mounting part 306 are prevented from being easily deformed when being matched with the lock pin 3.
Specifically describing, in the embodiment of the present utility model, the height of the first mounting portion 103 does not exceed one fourth of the height of the lock sleeve 1, which further limits the height range of the first mounting portion 103, avoids the shortage of strength of the lock sleeve 1 when being subjected to radial force, prevents the first mounting portion 103 and the second mounting portion 306 from being easily deformed when being matched with the lock pin 3, and solves the problems of the prior art.
Specifically, in this embodiment, the elastic member is a stretchable article, such as a spring, a clip spring, etc., and the specific structure of the elastic member may be determined according to actual needs, which is not limited herein.
Specifically, in the embodiment of the present utility model, the elastic member 2 includes a spring, a jump ring, and a torsion spring.
In the utility model, the elastic member 2 is mounted in the first mounting part 103 and the limiting part 303 and can be elastically expanded, so that the elastic member is clamped on the limiting part 303, and the lock sleeve 1 and the lock pin 3 cannot relatively displace under the condition of no external force, thereby preventing the lock sleeve 1 from falling off from the lock pin 3.
Specifically describing, in the embodiment of the present utility model, the locking pin 3 further includes a second flange 302 and a third flange 304, a limiting portion 303 is formed between the second flange 302 and the third flange 304, and the first mounting portion 103 is an annular groove facing the limiting portion 303.
Specifically describing, in an embodiment of the present utility model, the locking pin 3 further includes a fourth flange 305; a fourth flange 305 is provided at the end of the locking pin 3 remote from the second flange 302, the fourth flange 305 being connected to the third flange 304.
In this embodiment, the fourth flange 305 can have a limiting effect on the second mounting portion 306 and the lock sleeve 1, so that the convenience when the lock sleeve 1 is connected with the lock pin 3 is improved, and meanwhile, the fourth flange 305 can increase the stress surface of the lock pin 3 and the second mounting portion 306, so as to prevent the lock pin 3 from being skewed when receiving a radial force.
Specifically describing, in the embodiment of the present utility model, the lock pin 3 further includes a second mounting portion 306; a second mounting portion 306 is provided at an end of the lock pin 3 remote from the second flange 302, the second mounting portion 306 being connected to the fourth flange 305.
Specifically describing, in the embodiment of the present utility model, the second flange 302, the limiting portion 303, and the third flange 304 are disposed coaxially, and the fourth flange 305 is disposed coaxially with the second mounting portion 306; the fourth flange 305 and/or the second mounting portion 306 are arranged eccentrically to the axis of the second flange 302.
Specifically, in the embodiment of the present utility model, the second flange 302, the limiting portion 303, the third flange 304, the fourth flange 305, and the second mounting portion 306 are integrally formed.
In this embodiment, the components of the lock pin 3 are integrally formed, so that the lock pin 3 can be finished by one-step processing, thereby reducing the processing cost of the lock pin mechanism and improving the production benefit.
Specifically, in the embodiment of the present utility model, the end of the lock pin 3 near the second flange 302 is provided with an adjustment groove 301.
Specifically, in the present embodiment, the adjusting groove 301 is disposed in the second flange 302, the limiting portion 303, and the third flange 304.
It should be noted that, in this embodiment, the adjusting groove 301 can be convenient for an operator to use the driving structure to drive the lock sleeve 1 to rotate or to perform displacement rotation relative to the lock pin 3, so as to realize eccentric adjustment of the lock pin on the mounting member 4, and further adjust the gap between the lock sleeve 1 and the lock seat mechanism matched with the lock sleeve, so that the gap affects the pressing tightness between the frame and the fan, thereby improving the universal applicability of the lock pin mechanism.
Specifically describing, in the embodiment of the present utility model, the lock sleeve 1 further includes a first flange 101, the first flange 101 is disposed at one end of the lock sleeve 1, and the first flange 101 is integrally formed with the lock sleeve 1 and has an axis concentric with the axis; the length of the sleeve 1 is greater than the sum of the lengths of the second flange 302 and the limiting portion 303.
In this embodiment, the first flange 101 is disposed by the outer peripheral wall of the lock sleeve 1 and extends radially outward of the lock sleeve 1, so that the first flange 101 can prevent the lock pin mechanism from disengaging from the lock seat of the lock seat mechanism, has anti-disengaging and anti-picking effects, and improves the safety of the lock pin mechanism.
Specifically describing, in an embodiment of the present utility model, the adjustable detent mechanism further includes a mount 4; the mounting member 4 is provided with a second through hole 401 matched with the second mounting portion 306, and the second mounting portion 306 is rotatably arranged in the second through hole 401.
Specifically, in some embodiments, the second mounting portion 306 can be connected to the mounting member 4 by a rivet connection, a threaded connection, a weld, or an interference fit, among others.
In the utility model, the second through hole 401 is arranged on the mounting piece 4, the second mounting part 306 is penetrated in the second through hole 401, a part of the second mounting part 306 protrudes from the bottom wall of the mounting piece 4, and the locking pin 3 can be riveted on the mounting piece 4 quickly and reliably by locally upsetting the second mounting part 306 protruding from the bottom wall of the mounting piece 4, so that the mounting efficiency of the locking pin mechanism is improved.
Specifically, in an embodiment of the present utility model, a door or window includes the adjustable detent mechanism described above.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An adjustable detent mechanism, comprising:
the novel lock comprises a lock sleeve (1), wherein a first through hole (102) is formed in the lock sleeve (1), and a first mounting part (103) is arranged on the side wall of the first through hole (102);
the lock pin (3), the lock pin (3) is provided with a limit part (303);
an elastic member (2), the elastic member (2) being disposed between the limit portion (303) and the first mounting portion (103);
the lock sleeve (1) is sleeved on the lock pin (3) through the first through hole (102), and the height of the limiting part (303) is larger than that of the first mounting part (103), so that the elastic piece (2) can move along with the lock sleeve (1) in the height range of the limiting part (303).
2. An adjustable lock pin mechanism according to claim 1, characterized in that the height of the first mounting portion (103) does not exceed one quarter of the height of the lock sleeve (1).
3. The adjustable detent mechanism according to claim 1, wherein the detent (3) further comprises a second flange (302) and a third flange (304), the second flange (302) and the third flange (304) forming therebetween the limit portion (303), the first mounting portion (103) presenting an annular recess facing the limit portion (303).
4. An adjustable detent mechanism according to claim 3, characterized in that the detent (3) further comprises a fourth flange (305);
the fourth flange (305) is arranged at one end of the lock pin (3) far away from the second flange (302), and the fourth flange (305) is connected with the third flange (304).
5. The adjustable detent mechanism according to claim 4, wherein the detent (3) further comprises a second mounting portion (306);
the second mounting part (306) is arranged at one end of the lock pin (3) far away from the second flange (302), and the second mounting part (306) is connected with the fourth flange (305).
6. The adjustable detent mechanism according to claim 5, wherein the second flange (302), limit stop (303), third flange (304) are arranged coaxially, and the fourth flange (305) is arranged coaxially with the second mounting portion (306);
the fourth flange (305) and/or the second mounting portion (306) are arranged eccentrically to the second flange (302) axis.
7. An adjustable detent mechanism according to claim 3, wherein: an adjusting groove (301) is arranged at the end part, close to the second flange (302), of the lock pin (3).
8. An adjustable lock pin mechanism according to claim 3, wherein the lock sleeve (1) further comprises a first flange (101), the first flange (101) being arranged at one end of the lock sleeve (1), the first flange (101) being integrally formed with the lock sleeve (1) and being arranged coaxially;
the length of the lock sleeve (1) is larger than the sum of the lengths of the second flange (302) and the limiting part (303).
9. The adjustable detent mechanism according to claim 5, further comprising a mounting (4);
the mounting piece (4) is provided with a second through hole (401) matched with the second mounting part (306), and the second mounting part (306) is rotatably arranged in the second through hole (401).
10. A door and window comprising an adjustable detent mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320458618.7U CN220301942U (en) | 2023-03-02 | 2023-03-02 | Adjustable locking pin mechanism, door and window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320458618.7U CN220301942U (en) | 2023-03-02 | 2023-03-02 | Adjustable locking pin mechanism, door and window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220301942U true CN220301942U (en) | 2024-01-05 |
Family
ID=89374985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320458618.7U Active CN220301942U (en) | 2023-03-02 | 2023-03-02 | Adjustable locking pin mechanism, door and window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220301942U (en) |
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2023
- 2023-03-02 CN CN202320458618.7U patent/CN220301942U/en active Active
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