CN210149191U - Crank rocker type sliding rail locking mechanism - Google Patents
Crank rocker type sliding rail locking mechanism Download PDFInfo
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- CN210149191U CN210149191U CN201921091042.5U CN201921091042U CN210149191U CN 210149191 U CN210149191 U CN 210149191U CN 201921091042 U CN201921091042 U CN 201921091042U CN 210149191 U CN210149191 U CN 210149191U
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- slide rail
- rocker
- locking
- sliding rail
- rail
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Abstract
The utility model discloses a crank rocker type slide rail locking mechanism, which comprises an outer slide rail and an inner slide rail, wherein the inner slide rail can slide along the length direction of the outer slide rail; the device also comprises a rocker, a locking torsion spring and a locking plate; the rocker is arranged in the inner sliding rail through the fixing plate, one end of the rocker is provided with a fixed mounting surface, and the other end of the rocker penetrates through the inner sliding rail and is connected with a crank; the locking torsion spring is fixedly sleeved on the fixed mounting surface, and the end part of the locking torsion spring is clamped on the inner wall of the inner sliding rail; one side of the locking plate is fixedly connected with the rocker, and the other side of the locking plate is provided with a plurality of clamping teeth; the outer sliding rail is of a U-shaped structure and comprises a bottom wall and two first side walls, wherein one first side wall is provided with a plurality of locking hole grooves matched with the clamping teeth and used for limiting the relative sliding stroke of the outer sliding rail and the inner sliding rail; the inner slide rail is of an n-shaped structure and comprises a top wall and two second side walls, wherein a plurality of guide grooves corresponding to the clamping teeth one to one are formed in one of the second side walls, and the guide grooves are used for limiting the movement tracks of the clamping teeth.
Description
Technical Field
The utility model relates to a car seat accessory technical field, specifically a crank rocker type slide rail locking mechanism.
Background
Along with the development and popularization of urban public transport passenger transport, when people go out conveniently, the safe and comfortable riding environment becomes the first place of people, especially for long-distance travel, and the safety and comfort of the passenger seat can effectively relieve the fatigue of the passenger. Generally, a passenger car is provided with a driver seat and a plurality of passenger seats, and at present, in most passenger cars, except that the driver seat can move back and forth and left and right, the passenger seats are basically fixed on the car body, which brings great inconvenience to people. With the development of science and technology and the progress of society, the passenger seat can meet the requirements of safety, comfort and humanization, namely, the seat can move back and forth and can move left and right to meet the requirements of different passengers such as tall, short, fat and thin passengers. Thus, a humanized design is one development direction in the production and manufacture of passenger seats currently.
As is well known, a vehicle seat can move forward, backward, leftward, and rightward, and is mainly realized by a seat slide rail, which is widely used in various types of vehicle seats and is a functional device for adjusting the forward, backward, leftward, and rightward positions of the seat. At present, various widely used slide rails for automobile seats are of a mechanical type and an electric type, and in a mechanical type slide rail assembly, a locking device of the mechanical type slide rail assembly is mostly in a structural form of locking or unlocking a lever type handle, and the structure is mainly used for the front and back movement of a driver seat. The passenger seat is limited by space conditions and can only move left and right laterally, but if the slide rail also adopts the structural form of unlocking by the lever type handle, the inconvenience and the potential safety hazard on the operation of the passenger are brought.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a crank rocker type slide rail locking mechanism, safe and reliable, convenient operation.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a crank rocker type slide rail locking mechanism comprises an outer slide rail and an inner slide rail sleeved in the outer slide rail, wherein the inner slide rail can slide along the length direction of the outer slide rail; the device also comprises a rocker, a locking torsion spring and a locking plate; the rocker is arranged in the inner sliding rail through a fixing plate, one end of the rocker is provided with a fixed mounting surface, and the other end of the rocker penetrates through the inner sliding rail and is connected with a crank; the locking torsion spring is fixedly sleeved on the fixed mounting surface, and the end part of the locking torsion spring is clamped on the inner wall of the inner sliding rail; one side of the locking plate is fixedly connected with the rocker, and the other side of the locking plate is provided with a plurality of clamping teeth; the outer sliding rail is of a U-shaped structure and comprises a bottom wall and two first side walls, wherein one first side wall is provided with a plurality of locking hole grooves matched with the clamping teeth and used for limiting the relative sliding stroke of the outer sliding rail and the inner sliding rail; the inner slide rail is of an n-shaped structure and comprises a top wall and two second side walls, wherein a plurality of guide grooves corresponding to the clamping teeth one to one are formed in one of the second side walls, and the guide grooves are used for limiting the movement tracks of the clamping teeth.
On the basis of the technical scheme, the two fixing plates are respectively positioned at two ends of the top wall of the inner slide rail, and the fixing holes matched with the rocking rods are formed in the fixing plates.
On the basis of the technical scheme, the top parts of the two first side walls of the outer slide rail are bent inwards to form first inflection parts, the bottom parts of the two second side walls of the inner slide rail are bent outwards to form second inflection parts, and step parts are arranged at the end parts of the second inflection parts; steel balls are arranged between the second folding portion and the first side wall and between the step portion and the first folding portion.
On the basis of the technical scheme, the top wall of the inner slide rail is provided with an upper fixing bolt and a mounting seat.
On the basis of the technical scheme, a lower fixing bolt is arranged outside the bottom wall of the outer slide rail.
The beneficial effects of the utility model reside in that:
the crank rocker type slide rail locking mechanism is characterized in that a locking plate, a rocker, a locking torsion spring and a crank are connected into a whole in a narrow space on the inner side of an inner slide rail to form a crank rocker mechanism. Under the effect of locking torsional spring torsional force, the locking plate is in the locking state with inside and outside slide rail all the time under the normal condition, when needs removal seat, only need with the gentle next pressing of finger in articulate one end, through the transmission of power, the counter force of locking torsional spring will be overcome to the rocker, around the axle center and drive the locking plate and the synchronous corresponding angle of down rotation of crank, reach and open inside and outside slide rail locking state to, realize the front and back of seat, control and remove. Therefore, the crank rocker type sliding rail locking mechanism is a structural form which is safe, reliable and convenient to operate.
Drawings
FIG. 1 is a front view of a crank rocker type slide rail locking mechanism according to an embodiment of the present invention;
FIG. 2 is a top view of the crank rocker type slide locking mechanism according to an embodiment of the present invention;
FIG. 3 is a broken sectional view taken along the line A-A in FIG. 2;
fig. 4 is a sectional view of the inner slide rail in the embodiment of the present invention;
fig. 5 is a side view of an inner slide rail according to an embodiment of the present invention;
FIG. 6 is a front view of the rocker in the embodiment of the present invention;
FIG. 7 is a top view of FIG. 6;
FIG. 8 is a schematic view of a locking plate according to an embodiment of the present invention;
FIG. 9 is a schematic view of the installation of the rocker in the embodiment of the present invention;
FIG. 10 is a top view of FIG. 9;
fig. 11 is a schematic view of an outer slide rail according to an embodiment of the present invention;
fig. 12 is a schematic view of an inner slide rail according to an embodiment of the present invention;
fig. 13 is a schematic diagram of the operation of the crank rocker type slide rail locking mechanism in the embodiment of the present invention.
Reference numerals:
100-outer slide rail; 101-a bottom wall; 102-a first side wall; 103-locking hole groove; 104-a first fold back; 105-lower fixing bolt;
110-inner slide rail; 111-top wall; 112-a second side wall; 113-a guide slot; 114-a second inflection; 115-step portion; 116-upper fixing bolt; 117-mount;
120-rocker; 121-a fixed mounting surface; 122-crank; 123-locking torsion spring; 124-a locking plate; 125-latch;
130-steel balls;
140-a fixed plate; 141-fixing holes;
2-a slide rail assembly.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.
The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
Referring to fig. 1 and 2, an embodiment of the present invention provides a crank rocker type slide rail locking mechanism, including an outer slide rail 100 and an inner slide rail 110 sleeved in the outer slide rail 100, where the inner slide rail 110 can slide along a length direction of the outer slide rail 100; the crank rocker type slide rail locking mechanism further comprises a rocker 120, a locking torsion spring 123 and a locking plate 124;
referring to fig. 6, 7 and 9, the rocker 120 is disposed in the inner sliding rail 110 through the fixing plate 140, one end of the rocker 120 is provided with a fixing mounting surface 121, and the other end of the rocker 120 penetrates through the inner sliding rail 110 and is connected with a crank 122; and punching a torsional spring fixing plane of a semicircular plane at one end of the rocker with the diameter phi of the round steel for fixing the locking torsional spring.
The locking torsion spring 123 is fixedly sleeved on the fixed mounting surface 121, and the end part of the locking torsion spring 123 is clamped on the inner wall of the inner slide rail 110;
referring to fig. 8 and 10, one side of the locking plate 124 is fixedly connected to the rocker 120, and the other side of the locking plate 124 is provided with a plurality of latch teeth 125; the locking plate is punched with clamping teeth which are equal in size, same in shape and evenly distributed at one time and used for locking the inner slide rail and the outer slide rail.
The outer slide rail 100 is of a U-shaped structure and comprises a bottom wall 101 and two first side walls 102, wherein one first side wall 102 is provided with a plurality of locking hole grooves 103 matched with the latch 125 for limiting the relative sliding stroke of the outer slide rail 100 and the inner slide rail 110;
the inner slide rail 110 is an n-shaped structure, and includes a top wall 111 and two second side walls 112, wherein a plurality of guide grooves 113 corresponding to the latches 125 are formed in one second side wall 112, and the guide grooves 113 are used for limiting the movement tracks of the latches 125. In the inboard narrow and small space of interior slide rail, at the roof of interior slide rail, along the longitudinal direction of interior slide rail, once process into the size equal, the shape is the same, has the certain distance for the fixed plate and the fixed orifices of installation rocker and locking torsional spring.
Referring to fig. 4, 5 and 9, two fixing plates 140 are disposed at two ends of the top wall 111 of the inner slide rail 110, respectively, and fixing holes 141 adapted to the rockers 120 are formed in the fixing plates 140.
Referring to fig. 3, 11 and 12, the tops of the two first sidewalls 102 of the outer slide rail 100 are bent inward to form a first folded portion 104, the bottoms of the two second sidewalls 112 of the inner slide rail 110 are bent outward to form a second folded portion 114, and the end of the second folded portion 114 is provided with a step portion 115; steel balls 130 are disposed between the second folded portion 114 and the first sidewall 102, and between the step portion 115 and the first folded portion 104.
Referring to fig. 13, the top wall 111 of the inner slide rail 110 is provided with an upper fixing bolt 116 and a mounting seat 117. The outer bottom wall 101 of the outer slide rail 100 is provided with a lower fixing bolt 105.
The utility model discloses a theory of operation does:
the crank rocker type slide rail locking mechanism and the slide rail assembly are arranged at the bottom of the seat, and the slide rail assembly can be of a common slide rail structure and also can be composed of an inner slide rail and an outer slide rail which are the same as the crank rocker type slide rail locking mechanism.
The locking plate is connected with the rocker in advance to form a whole, penetrates in the fixed orifices of two fixed plates with the one end of rocker in proper order, in the side of one of them fixed plate, installs the locking torsional spring in the torsional spring fixed plane that rocker one end set up in advance, the rocker is under the effect of locking torsional spring torsion, will restrict including in the tooth's socket of slide rail all the time with the latch on the locking plate of rocker even as an organic whole to keep the angle of locking. The crank and one end of the rocker are connected to form a crank-rocker mechanism. When the seat needs to be moved, the seat only needs to be pressed downwards lightly by fingers at one end of the crank, and through force transmission, the rocker overcomes the counterforce of the locking torsion spring, and rotates downwards by a corresponding angle around the axis and drives the locking plate and the crank synchronously, so that the function of opening the locking state of the inner and outer sliding rails is achieved.
In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.
Claims (5)
1. A crank rocker type slide rail locking mechanism comprises an outer slide rail (100) and an inner slide rail (110) sleeved in the outer slide rail (100), wherein the inner slide rail (110) can slide along the length direction of the outer slide rail (100); the method is characterized in that: the device also comprises a rocker (120), a locking torsion spring (123) and a locking plate (124);
the rocker (120) is arranged in the inner sliding rail (110) through the fixing plate (140), one end of the rocker (120) is provided with a fixing mounting surface (121), and the other end of the rocker (120) penetrates through the inner sliding rail (110) and is connected with a crank (122);
the locking torsion spring (123) is fixedly sleeved on the fixed mounting surface (121), and the end part of the locking torsion spring (123) is clamped on the inner wall of the inner sliding rail (110);
one side of the locking plate (124) is fixedly connected with the rocker (120), and the other side of the locking plate (124) is provided with a plurality of clamping teeth (125);
the outer sliding rail (100) is of a U-shaped structure and comprises a bottom wall (101) and two first side walls (102), wherein one first side wall (102) is provided with a plurality of locking hole grooves (103) matched with the clamping teeth (125) and used for limiting the relative sliding stroke of the outer sliding rail (100) and the inner sliding rail (110);
the inner slide rail (110) is of an n-shaped structure and comprises a top wall (111) and two second side walls (112), wherein a plurality of guide grooves (113) which correspond to the clamping teeth (125) one to one are formed in one of the second side walls (112), and the guide grooves (113) are used for limiting the movement track of the clamping teeth (125).
2. The crank rocker slide lock mechanism of claim 1, wherein: the two fixing plates (140) are respectively positioned at two ends of the top wall (111) of the inner sliding rail (110), and the fixing plate (140) is provided with fixing holes (141) matched with the rocking bars (120).
3. The crank rocker slide lock mechanism of claim 1, wherein: the tops of two first side walls (102) of the outer slide rail (100) are bent inwards to form first folded parts (104), the bottoms of two second side walls (112) of the inner slide rail (110) are bent outwards to form second folded parts (114), and step parts (115) are arranged at the ends of the second folded parts (114); and steel balls (130) are arranged between the second folding part (114) and the first side wall (102) and between the step part (115) and the first folding part (104).
4. The crank rocker slide lock mechanism of claim 1, wherein: an upper fixing bolt (116) and a mounting seat (117) are arranged on the top wall (111) of the inner sliding rail (110).
5. The crank rocker slide lock mechanism of claim 1, wherein: and a lower fixing bolt (105) is arranged outside the bottom wall (101) of the outer slide rail (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921091042.5U CN210149191U (en) | 2019-07-12 | 2019-07-12 | Crank rocker type sliding rail locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921091042.5U CN210149191U (en) | 2019-07-12 | 2019-07-12 | Crank rocker type sliding rail locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210149191U true CN210149191U (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921091042.5U Active CN210149191U (en) | 2019-07-12 | 2019-07-12 | Crank rocker type sliding rail locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210149191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239401A (en) * | 2019-07-12 | 2019-09-17 | 湖北伟士通汽车零件有限公司 | A kind of crank-rocker style sliding rail locking mechanism |
-
2019
- 2019-07-12 CN CN201921091042.5U patent/CN210149191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239401A (en) * | 2019-07-12 | 2019-09-17 | 湖北伟士通汽车零件有限公司 | A kind of crank-rocker style sliding rail locking mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A crank rocker type slide rail locking mechanism Effective date of registration: 20220124 Granted publication date: 20200317 Pledgee: Bank of China Limited by Share Ltd. Shiyan branch Pledgor: HUBEI WEISHITONG AUTOMOTIVE PARTS Co.,Ltd. Registration number: Y2022980000958 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |