CN201916384U - Tenon-and-mortise ratchet rotary shaft - Google Patents
Tenon-and-mortise ratchet rotary shaft Download PDFInfo
- Publication number
- CN201916384U CN201916384U CN2011200000450U CN201120000045U CN201916384U CN 201916384 U CN201916384 U CN 201916384U CN 2011200000450 U CN2011200000450 U CN 2011200000450U CN 201120000045 U CN201120000045 U CN 201120000045U CN 201916384 U CN201916384 U CN 201916384U
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- China
- Prior art keywords
- ratchet
- tenon
- rotating shaft
- mortise
- rotary shaft
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Abstract
The utility model discloses a tenon-and-mortise ratchet rotary shaft, which is characterized by comprising two ratchets concentric to a rotary shaft. A ratchet structure is disposed on the periphery of each ratchet, a fixed ratchet is fixedly connected with the rotary shaft, a moving ratchet is movably and rotatably connected to the rotary shaft, a plurality of mortises are arranged on the fixed ratchet and the moving ratchet, a tenon plate rotatably connected to the rotary shaft is disposed outside the moving ratchet, tenons corresponding to the mortises in number, position and aperture are arranged on the tenon plate, elastic springs are disposed on the tenon plate or the tenons, and a ratchet engagement and disengagement locking device is disposed outside the moving ratchet and at one end of the rotary shaft. The tenon-and-mortise ratchet rotary shaft can be used for folding furniture and the like requiring higher rotary shaft bearing torque when furniture stays at a set rotary shaft angle.
Description
Technical field
The present invention relates to a kind of rotating shaft, particularly a kind of can load mortise and tenon type ratchet rotating shaft of big torsion of rotating shaft tie point when closed.
Background technique
Be used for the axle that rotation work bears moment of torsion and be called rotating shaft.
At present known have angle limits rotating shaft, multistage torque rotary shaft, fixed point rotating shaft or freely stop rotating shaft and can stop in the rotating shaft angle of setting, but its structure is difficult to bear bigger torsion.
Summary of the invention
In order to solve the above problems, the invention provides a kind of can in the rotating shaft angle of setting, the stop, the rotating shaft tie point can be loaded than the mortise and tenon type ratchet rotating shaft of big torsion when closed.
The present invention's technological scheme that is adopted of dealing with problems is such:
The rotating shaft of a kind of mortise and tenon type ratchet is characterized in that:
The rotating shaft of mortise and tenon type ratchet is provided with two ratchets with the rotating shaft concentric;
Described two ratchets, one is set to fixed ratchet wheel, and one is set to movable ratchet;
Ratchet structure is arranged on the circumference of ratchet;
Described ratchet structure comprises hook tooth and ratchet reed;
The limit of the hook tooth 3 of ratchet structure is the straight line or the camber line of isosceles, and the ratchet reed structure is clockwise and counterclockwise bidirectional-movement;
Described fixed ratchet wheel is fixedlyed connected with rotating shaft, movable ratchet activity is set is rotatably connected in rotating shaft;
Described rotating shaft is known non-angular restriction rotating shaft, angle limits rotating shaft, multistage torque rotary shaft, fixed point rotating shaft is arranged or freely stop rotating shaft;
Fixed ratchet wheel and movable ratchet are provided with the tenon mortise of some same diameter;
Described tenon mortise be circular or polygonal;
The center of described tenon mortise is equally distributed along the rotating shaft concentric circle;
The aperture of described tenon mortise, pitch-row and perforate quantity are set to corresponding ratio modulus with the facewidth of above-mentioned hook tooth;
The tenon fourth of the twelve Earthly Branches dish that is rotatably connected in rotating shaft is arranged in movable ratchet arranged outside;
Tenon fourth of the twelve Earthly Branches dish is provided with and tenon mortise quantity, position and aperture corresponding tenon fourth of the twelve Earthly Branches head;
Tenon fourth of the twelve Earthly Branches dish or tenon fourth of the twelve Earthly Branches head are provided with Telescopic spring;
At an end of rotating shaft, the arranged outside of movable ratchet has ratchet deciliter blocking device;
A described ratchet deciliter blocking device is the closed knob of spiral, right and wrong arm tension force pull-button, positioning spring or locating stud.
The invention has the beneficial effects as follows:
Providing a kind of can stop in the rotating shaft angle of setting, and the rotating shaft tie point can be loaded than the mortise and tenon type ratchet rotating shaft of big torsion when closed.
Can need rotating shaft to bear under the situation of big torsion at Folding furniture etc. uses.
Description of drawings:
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a side cross-sectional view of the present invention;
Among the figure: 1, fixed ratchet wheel; 2, tenon mortise; 3, hook tooth; 4, ratchet reed; 5, movable ratchet; 6, Telescopic spring; 7, tenon fourth of the twelve Earthly Branches dish; 8, rotating shaft; 9, tenon fourth of the twelve Earthly Branches head; 10, ratchet deciliter blocking device.
Embodiment:
As shown in the figure:
The rotating shaft of mortise and tenon type ratchet is provided with two ratchets with rotating shaft 8 concentrics;
Described two ratchets, one is set to 1, one of fixed ratchet wheel and is set to movable ratchet 5;
Ratchet structure is arranged on the circumference of ratchet;
Described ratchet structure comprises hook tooth 3 and ratchet reed 4;
The limit of the hook tooth 3 of ratchet structure is the straight line or the camber line of isosceles, and ratchet reed 4 structures are clockwise and counterclockwise bidirectional-movements;
Described fixed ratchet wheel 1 is fixedlyed connected with rotating shaft 8, movable ratchet 5 activities is set is rotatably connected in rotating shaft 8;
Described rotating shaft 8 is known non-angular restriction rotating shafts, angle limits rotating shaft, multistage torque rotary shaft, fixed point rotating shaft is arranged or freely stop rotating shaft;
Fixed ratchet wheel 1 and movable ratchet 5 are provided with the tenon mortise 2 of some same diameter;
Described tenon mortise 2 be circular or polygonal;
The center of described tenon mortise 2 is equally distributed along the concentric circle of rotating shaft 8;
The aperture of described tenon mortise 2, pitch-row and perforate quantity are set to corresponding ratio modulus with the facewidth of above-mentioned hook tooth 3;
The tenon fourth of the twelve Earthly Branches dish 7 that is rotatably connected in rotating shaft is arranged in movable ratchet 5 arranged outside;
Tenon fourth of the twelve Earthly Branches dish 7 is provided with and tenon mortise 2 quantity, position and the aperture corresponding tenon fourth of the twelve Earthly Branches 9;
The tenon fourth of the twelve Earthly Branches dish 7 or the tenon fourth of the twelve Earthly Branches 9 is provided with Telescopic spring 6;
At an end of rotating shaft 8, the arranged outside of movable ratchet 5 has ratchet deciliter blocking device 10;
Described ratchet deciliter blocking device 10 is the closed knob of spiral, right and wrong arm tension force pull-button, positioning spring or locating stud.
In an embodiment, ratchet deciliter blocking device 10 is the closed knobs of spiral.When rotational lock ratchet deciliter blocking device 10, tenon mortises 2 are inserted at the tenon fourth of the twelve Earthly Branches 9, can bear big torsion, and when unclamping ratchet deciliter blocking device 10, Telescopic spring 6 is pushed tenon fourth of the twelve Earthly Branches dish 7 and movable ratchet 5 open, and rotating shaft 8 is freely rotated;
The aperture of tenon mortise 2, pitch-row and perforate quantity are set to corresponding ratio modulus with the facewidth of hook tooth 3, and it is corresponding mutually to make on fixed ratchet wheel 1, the movable ratchet 5 tenon mortise 2 axis that are provided with and tenon fourth of the twelve Earthly Branches dish go up a tenon fourth of the twelve Earthly Branches axis that is provided with.
Above embodiment is the unrestricted technological scheme described in the invention in order to explanation the present invention only; Therefore, though this specification describes in detail the present invention with reference to the foregoing description, one of ordinary skill in the art is appreciated that still and can makes amendment or be equal to replacement the present invention; And all do not break away from the technological scheme and the improvement thereof of spirit and scope of the invention, and it all should be encompassed among the claim scope of the present invention.
Claims (5)
1. mortise and tenon type ratchet rotating shaft is characterized in that:
The rotating shaft of mortise and tenon type ratchet is provided with two ratchets with the rotating shaft concentric;
Described two ratchets, one is set to fixed ratchet wheel, and one is set to movable ratchet;
Ratchet structure is arranged on the circumference of ratchet;
Described ratchet structure comprises hook tooth and ratchet reed;
Described fixed ratchet wheel is fixedlyed connected with rotating shaft, movable ratchet activity is set is rotatably connected in rotating shaft;
Fixed ratchet wheel and movable ratchet are provided with some tenon mortises;
The tenon fourth of the twelve Earthly Branches dish that is rotatably connected in rotating shaft is arranged in movable ratchet arranged outside;
Tenon fourth of the twelve Earthly Branches dish is provided with and tenon mortise quantity, position and aperture corresponding tenon fourth of the twelve Earthly Branches head;
Tenon fourth of the twelve Earthly Branches dish or tenon fourth of the twelve Earthly Branches head are provided with Telescopic spring;
At an end of rotating shaft, the arranged outside of movable ratchet has ratchet deciliter blocking device.
2. mortise and tenon type ratchet according to claim 1 rotating shaft, the limit that it is characterized in that the hook tooth (3) of ratchet structure is the straight line or the camber line of isosceles, the ratchet reed structure is clockwise and counterclockwise bidirectional-movement.
3. mortise and tenon type ratchet according to claim 1 rotating shaft is characterized in that described rotating shaft is non-angular restriction rotating shaft, angle limits rotating shaft, multistage torque rotary shaft, fixed point rotating shaft is arranged or freely stop rotating shaft.
4. mortise and tenon type ratchet according to claim 1 rotating shaft, what it is characterized in that described tenon mortise is circular or polygonal; The center of described tenon mortise is equally distributed along the rotating shaft concentric circle; The aperture of described tenon mortise, pitch-row and perforate quantity are set to corresponding ratio modulus with the facewidth of above-mentioned hook tooth.
5. mortise and tenon type ratchet according to claim 1 rotating shaft is characterized in that a described ratchet deciliter blocking device is the closed knob of spiral, right and wrong arm tension force pull-button, positioning spring or locating stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200000450U CN201916384U (en) | 2011-01-02 | 2011-01-02 | Tenon-and-mortise ratchet rotary shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200000450U CN201916384U (en) | 2011-01-02 | 2011-01-02 | Tenon-and-mortise ratchet rotary shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201916384U true CN201916384U (en) | 2011-08-03 |
Family
ID=44416181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200000450U Expired - Fee Related CN201916384U (en) | 2011-01-02 | 2011-01-02 | Tenon-and-mortise ratchet rotary shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201916384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107429719A (en) * | 2015-02-20 | 2017-12-01 | 宜家供应有限公司 | The furniture element of male portion and female part including joint |
| CN109008352A (en) * | 2018-09-30 | 2018-12-18 | 湖州欧贝得门业有限公司 | The anti-Furniture panel scratched |
-
2011
- 2011-01-02 CN CN2011200000450U patent/CN201916384U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107429719A (en) * | 2015-02-20 | 2017-12-01 | 宜家供应有限公司 | The furniture element of male portion and female part including joint |
| US10648498B2 (en) | 2015-02-20 | 2020-05-12 | Ikea Supply Ag | Furniture parts comprising a male part and a female part of a joint |
| CN109008352A (en) * | 2018-09-30 | 2018-12-18 | 湖州欧贝得门业有限公司 | The anti-Furniture panel scratched |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20120102 |