CN110626222A - Electric sliding rail of automobile seat - Google Patents
Electric sliding rail of automobile seat Download PDFInfo
- Publication number
- CN110626222A CN110626222A CN201911054341.6A CN201911054341A CN110626222A CN 110626222 A CN110626222 A CN 110626222A CN 201911054341 A CN201911054341 A CN 201911054341A CN 110626222 A CN110626222 A CN 110626222A
- Authority
- CN
- China
- Prior art keywords
- rail
- bottom wall
- drag chain
- segment
- chain
- 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.)
- Pending
Links
- 230000007704 transition Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
- B60N2/07—Slide construction
- B60N2/0722—Constructive details
Abstract
The invention discloses an electric slide rail of an automobile seat, which comprises a slide rail, a cable and a drag chain, wherein the slide rail comprises an inner rail and an outer rail which are matched with each other; one end of the drag chain is connected with the outer rail, and the other end of the drag chain is connected with the inner rail. This electronic slide rail is through improving outer rail structure, makes it still have the space that holds the cable on with inner rail complex basis, has avoided setting up the die cavity structure that holds the cable alone, simple structure, and occupation space is little.
Description
Technical Field
The invention relates to the technical field of seat sliding rails, in particular to an electric sliding rail of an automobile seat.
Background
The car seat passes through the slide rail and realizes the slip of seat relative automobile body, and most seat slide rails are manual formula, and the front and back slip of seat is realized with strength through people self around promptly, to the longer slide rail of length (say and be greater than 350mm), if still adopt manual formula slip, all be not good in the aspect of maneuverability and travelling comfort, therefore electronic slide rail takes place in due course.
Current electronic slide rail includes inner rail and outer rail, outer rail and auto chassis or body coupling, the inner rail is connected with the seat, electronic slide rail still includes actuating system, locking system and controller, actuating system is used for controlling the relative outer rail of inner rail and slides, locking system is used for controlling the locking or the unblock of inner rail and outer rail, the controller is used for carrying out communication control to actuating system's driver part and locking system's driver part, therefore, electronic slide rail still includes the cable, in order to realize the communication connection between the controller of car total accuse and electronic slide rail, for the cable of protection electronic slide rail, current electronic slide rail sets up one alone again and often has the type cavity that holds the chamber, in order to walk the line arrangement to the cable. So, make the structure of electronic slide rail complicated, occupation space is big and with high costs.
In view of this, it is desirable to optimize the design of the conventional electric slide rail to simplify the structure of the electric slide rail on the basis of protecting the cable.
Disclosure of Invention
The invention aims to provide an electric slide rail of an automobile seat, which is characterized in that the structure of an outer rail is improved, so that the electric slide rail has a space for accommodating a cable on the basis of matching with an inner rail, a cavity structure for accommodating the cable is avoided, the structure is simple, and the occupied space is small.
In order to solve the technical problems, the invention provides an electric slide rail of an automobile seat, which comprises a slide rail, a cable and a drag chain, wherein the slide rail comprises an inner rail and an outer rail which are matched with each other; one end of the drag chain is connected with the outer rail, and the other end of the drag chain is connected with the inner rail.
This automobile seat's electronic slide rail, the space that holds the tow chain is worn to locate in the tow chain to the outer rail intracavity formation of slide rail, cable, and wherein, the one end and the outer rail of tow chain are connected, and the other end is connected with interior rail, sets up like this, can cancel the die cavity body that holds tow chain and cable alone, has simplified the structure of electronic slide rail, and occupation space is little, and with low costs.
The electric slide rail comprises a bottom wall, a first side wall, a second side wall and a top wall, wherein the top wall comprises a first top wall part and a second top wall part, an opening extending along the length direction of the outer rail is formed between the first side wall and the second side wall, the first top wall part is connected with the bottom wall through the first side wall, and the second top wall part is connected with the bottom wall through the second side wall; the support portion is formed on the bottom wall.
The electric sliding rail as described above, the middle portion of the bottom wall has a recess recessed downward, the bottom wall includes a first bottom wall section located on one side of the recess and a second bottom wall section located on the other side of the recess, and the support portion is formed in the first bottom wall section and the second bottom wall section; the tow chain comprises a first tow chain segment, a second tow chain segment and a transition tow chain segment connecting the first tow chain segment and the second tow chain segment, and the first bottom wall segment and the second bottom wall segment are respectively used for supporting the first tow chain segment and the second tow chain segment.
The electric sliding rail as described above, the first drag chain section is detachably connected to the first side wall connected to the first bottom wall section.
As above, the first side wall of the electric slide rail is provided with a bayonet, and the first dragging chain segment is provided with an elastic buckle connected with the bayonet in a clamping manner.
According to the electric slide rail, the end part of the second towing chain section is provided with the connecting sleeve, and the second towing chain section is detachably connected with the inner rail through the connecting sleeve.
According to the electric slide rail, one of the connecting sleeve and the inner rail is provided with the convex part, the other one of the connecting sleeve and the inner rail is provided with the concave part which is in inserted fit with the convex part, and the convex part is in interference fit with the concave part.
The electric slide rail as described above, a side wall of the inner rail has an extension plate extending toward the drag chain, a side portion of the coupling sleeve corresponding to the extension plate is formed with a groove portion, the extension plate forms the convex portion, and the groove portion forms the concave portion.
As above, the extending plate is provided with a through hole, the groove wall of the groove portion corresponding to the extending plate is provided with an elastic clamping plate, and the elastic clamping plate is clamped with the through hole in a state that the extending plate is inserted into the groove portion, so as to prevent the connecting sleeve from being separated from the extending plate.
The electric slide rail is provided with two slide rails, the tow chain is provided with two slide rails correspondingly, and the cable penetrates through the tow chain.
Drawings
FIG. 1 is a schematic diagram illustrating an assembly relationship of an electric slide rail according to an embodiment;
FIG. 2 is a schematic illustration of the assembled relationship of the outer track, inner track and drag chain shown in FIG. 1;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a schematic diagram of the configuration of the drag chain within the cavity of the outer rail in an exemplary embodiment;
FIG. 5 is an enlarged view of a portion of the embodiment of the present invention showing the connection between the tow chain and the outer rail;
FIG. 6 is a schematic illustration of the assembled relationship of the inner rail and the drag chain in an exemplary embodiment;
FIG. 7 is a schematic structural view of the inner rail of FIG. 6;
fig. 8 is a partially enlarged view of a portion a in fig. 6.
Description of reference numerals:
a slide rail 10;
inner rail 11, extension plate 111, through hole 1111;
outer rail 12, bottom wall 121, first bottom wall section 1211, second bottom wall section 1212, bottom wall 1213, first side wall 122a, bayonet 1221a, second side wall 122b, top wall 123, first top wall portion 1231, second top wall portion 1232;
a first beam 13, a second beam 14;
the driving system 20, the first driving motor 21, the unlocking system 30, the second driving motor 31 and the controller 40;
the drag chain 50, the first drag chain segment 51 (outer rail), the elastic buckle 511, the second drag chain segment 52 (inner rail), the transition drag chain segment 53, the connecting sleeve 54, the groove portion 541 and the elastic clamping plate 5411.
Detailed Description
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, fig. 1 is a schematic view illustrating an assembly relationship of an electric slide rail according to an embodiment.
In this embodiment, the power slide rail of the car seat comprises slide rails 10, each slide rail 10 has an inner rail 11 and an outer rail 12 which are matched with each other, a first cross beam 13 and a second cross beam 14 are fixedly connected between the two inner rails 11, and in order to improve the balance of the whole structure and simplify the structure, the first cross beam 13 and the second cross beam 14 are preferably perpendicular to the length direction of the slide rail 10, that is, the first cross beam 13 and the second cross beam 14 are relatively parallel. Here, the inner rail 11 and the outer rail 12 are defined based on a structural covering relationship of two relatively displaceable bodies of the slide rail 10, and from an assembly perspective, when applied to a vehicle seat, the inner rail 11 is used for connecting with a seat body (not shown in the figure), and the outer rail 12 is used for connecting with a vehicle body or a base (not shown in the figure).
The electric sliding rail further comprises a driving system 20 and an unlocking system 30, wherein the main components of the driving system 20 and the unlocking system 30 are arranged on the first cross beam 13; the first driving motor 21 of the driving system 20 provides a driving force for the inner rail 11 to slide relative to the outer rail 12, and the second driving motor 31 of the unlocking system 30 provides a driving force for unlocking the locking slide rail 10, so that the inner rail 11 and the outer rail 12 are in a locked state after the inner rail 11 drives the seat to slide to a specified position, and the locked state of the inner rail 11 and the outer rail 12 is released when the sliding of the inner rail 11 is required.
In this embodiment, the actions of the first driving motor 21 and the second driving motor 31 are controlled by the controller 40 mounted on the fourth beam 14, and in practical application, the controller 40 may be connected to the general control of the automobile in a communication manner, obviously, a cable needs to be connected between the controller 40 and the automobile body.
Referring to fig. 2 to 8 together, fig. 2 is a schematic view illustrating an assembly relationship of the outer rail, the inner rail and the drag chain shown in fig. 1; FIG. 3 is an exploded view of FIG. 2; FIG. 4 is a schematic diagram of the configuration of the drag chain within the cavity of the outer rail in an exemplary embodiment; FIG. 5 is an enlarged view of a portion of the embodiment of the present invention showing the connection between the tow chain and the outer rail; FIG. 6 is a schematic illustration of the assembled relationship of the inner rail and the drag chain in an exemplary embodiment; FIG. 7 is a schematic structural view of the inner rail of FIG. 6; fig. 8 is a partially enlarged view of a portion a in fig. 6.
In this embodiment, the electric slide further comprises a drag chain 50, the drag chain 50 being used to provide traction and protection for the cable; one end of the cable penetrating through the drag chain 50 can be respectively connected with a master control or power supply system of the vehicle body, and the other end can be connected with the controller 40.
The drag chain 50 is disposed in a cavity of the outer rail 12, the outer rail 12 has a support portion for slidably supporting the drag chain 50, one end of the drag chain 50 is connected to the outer rail 12, and the other end is connected to the inner rail 11, that is, the drag chain 50 can slide reciprocally along with the inner rail 11, so that the cable connected to the controller 40 can slide reciprocally along with the inner rail 11.
After the design, the cable component composed of the drag chain 50 and the cable penetrating through the drag chain is accommodated in the rail cavity of the outer rail 12, that is, the outer rail 12 provides an accommodating space for the cable component, a cavity for separately accommodating the drag chain 50 and the cable can be omitted, and the structure of the electric slide rail is simplified, so that the structure of the electric slide rail is more compact, the occupied space is small, and the cost is low.
As shown in fig. 2, the outer rail 12 provided in this embodiment includes a bottom wall 121, a first side wall 122a, a second side wall 122b and a top wall 123, wherein the top wall 123 includes a first top wall portion 1231 and a second top wall portion 1232, and an opening extending along the length direction of the outer rail 12 is formed therebetween, so that the inner rail 11 covered by the outer rail 12 can be connected to the seat.
The first top wall 1231 is connected to the bottom wall 121 through the first sidewall 122a, the second top wall 1232 is connected to the bottom wall 121 through the second sidewall 122b, and the support portion for supporting the drag chain 50 is formed on the bottom wall 121 of the outer rail 12.
In a specific embodiment, the bottom wall 121 of the outer rail 12 has a recess portion recessed downward at the middle portion thereof, such that the bottom wall 121 includes a first bottom wall section 1211 corresponding to the first top wall portion 1231 on one side of the recess portion and a second bottom wall section 1212 corresponding to the second top wall portion 1232 on the other side of the recess portion, and the support portions are specifically formed on the first bottom wall section 1211 and the second bottom wall section 1212.
The arrangement of the recessed portion facilitates the connection of the outer rail 12 with the vehicle body or the base, and avoids interference between the sliding component of the inner rail 11 and the drag chain 50. It will be appreciated that, since the groove bottom wall 1213 of the recess is lower than the first and second bottom wall sections 1211, 1212, the connection of the outer rail 12 to the body or chassis can be accommodated in the recess without being higher than the first and second bottom wall sections 1211, 1212, which would not affect the sliding of the inner rail 11 and the sliding of the drag chain 50.
In practice, rollers or other sliding members may be disposed at the bottom of the inner rail 11 to facilitate the sliding of the inner rail 11 relative to the outer rail 12, and the first bottom wall 1211 and the second bottom wall 1212 of the outer rail 12 are also used for supporting the sliding members of the inner rail 11.
Specifically, the portions of the first and second bottom wall sections 1211 and 1212 near the recessed portion form a support surface that supports the sliding member of the inner rail 11.
In this embodiment, for the balance of the structure of the sliding track 10 and the stability of the drag chain 50 during sliding, the overall structure of the drag chain 50 is substantially J-shaped, and includes a first drag chain section 51, a second drag chain section 52 and a transition drag chain section 53 connecting the first drag chain section 51 and the second drag chain section 52, wherein the first drag chain section 51 is supported by the first bottom wall section 1211 of the outer track 12, and the second drag chain section 52 is supported by the second bottom wall section 1212 of the outer track 12, and as can be understood with reference to fig. 4, the transition drag chain section 53 is suspended above the recess of the bottom wall 121, and the connection portion with the second drag chain section 52 is obviously supported by the second bottom wall section 1212, and the connection portion with the first drag chain section 51 is obviously supported by the first bottom wall section 1211.
The first towing chain segment 51 is detachably connected to the first sidewall 122a of the outer rail 12 to facilitate adjusting the connection position between the towing chain 50 and the outer rail 12 as required, and the end of the second towing chain segment 52 is connected to a connection sleeve 54 for detachably connecting to the inner rail 11 through the connection sleeve 54.
It will be appreciated that the first tow segment 51 is shorter in length than the second tow segment 52, and that the two are substantially parallel.
Specifically, the portions of the first bottom wall section 1211 and the second bottom wall section 1212 adjacent to the side walls are supporting walls for supporting the corresponding pulling chain sections.
In practice, the specific shape and structure of the connecting sleeve 54 are designed based on the second towing chain segment 52 and the inner rail 11, and are not limited specifically.
In a specific scheme, the first dragging chain segment 51 is connected with the first side wall 122a of the outer rail 12 in a snap connection mode, so that the structure is simple, the implementation is convenient, and the assembly is convenient.
Specifically, a bayonet 1221a is arranged on the first side wall 122a of the outer rail 12, an elastic buckle 511 clamped with the bayonet 1221a is arranged on a wall portion of the first tow chain segment 51 connected with the first side wall 122a, it is understood with reference to fig. 5 that the elastic buckle 511 may be specifically provided with two elastic clamping plates, each elastic clamping plate has a flange turned outwards, during assembly, the two elastic clamping plates may be compressed and released after passing through the bayonet 1221a of the first side wall 122a, so that the two elastic clamping plates are opened under the action of an elastic restoring force, and a step portion formed by the flange and the elastic clamping plate body is clamped against a relative wall portion of the bayonet 1221a, so as to realize clamping and matching between the two.
Of course, the first pull chain segment 51 and the first side wall 122a of the outer rail 12 can be detachably connected by other means besides the above-mentioned clamping manner.
In a specific scheme, one of the connecting sleeve 54 and the inner rail 11 of the drag chain 50 is provided with a convex part, the other one is provided with a concave part which is in insertion fit with the convex part, and the convex part and the concave part are in interference fit, namely, the drag chain 50 is connected with the inner rail 11 by tightly inserting the concave part and the convex part.
In the illustrated embodiment, one side wall of the inner rail 11 has an extension plate 111 extending toward the towing chain 50, and a groove portion 541 is formed at a side portion of the connecting sleeve 54 of the towing chain 50 corresponding to the extension plate 111, and when assembling, the extension plate 111 of the inner rail 11 is inserted into the groove portion 541 of the connecting sleeve 54 and is tightly fitted thereto. It is understood that the extending plate 111 is the protruding portion, and the groove portion 541 is the recessed portion.
Further, to ensure the reliability of the matching between the extension plate 111 and the groove portion 541, the groove wall of the groove portion 541 corresponding to the extension plate 111 may be provided with an elastic snap-in plate 5411, and the extension plate 111 may be provided with a through hole 1111 configured to: in a state where the extension plate 111 is inserted into the groove portion 541, the elastic catch plate 5411 can be caught against the through hole 1111 to prevent the connection sleeve 54 from being detached from the extension plate 111.
Specifically, the connection end of the elastic clamping plate 5411 and the groove portion 541 is close to the direction of the inner rail 11, the free end of the elastic clamping plate 5411 is close to the direction of the drag chain 50, the thickness of the elastic clamping plate 5411 is gradually increased from the direction from the inner rail 11 to the drag chain 50, and the free end of the elastic clamping plate 5411 has a step structure clamped with the hole wall portion of the through hole 1111, so that the elastic clamping plate 5411 can be outwards extruded in the process of inserting the extension plate 111 into the groove portion 541, and after the insertion, the step structure of the free end of the elastic clamping plate 5411 can be just in time clamped with the hole wall portion of the through hole 1111.
In this embodiment, the number of the slide rails 10 of the electric slide rail is two, as shown in fig. 1, the two slide rails 10 are arranged in parallel, and in practical application, the drag chains 50 can be two corresponding to the two slide rails 10, that is, one drag chain 50 is arranged in each slide rail 10, and a cable is arranged in each drag chain 50 in a penetrating manner.
The cable is connected with the controller 40 or other control parts of the seat and a vehicle body main control or power supply system as required, so that the connecting cable for controlling the seat is conveniently arranged, and the whole structure is more compact.
The electric slide rail of the automobile seat provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. The electric slide rail of the automobile seat comprises a slide rail and a cable, wherein the slide rail comprises an inner rail and an outer rail which are matched with each other, and the electric slide rail is characterized by further comprising a drag chain, the cable is arranged in the drag chain in a penetrating manner, the drag chain is arranged in a rail cavity of the outer rail, and the outer rail is provided with a supporting part for supporting the drag chain in a sliding manner; one end of the drag chain is connected with the outer rail, and the other end of the drag chain is connected with the inner rail.
2. The power track of claim 1, wherein the outer rail comprises a bottom wall, a first side wall, a second side wall, and a top wall, wherein the top wall comprises a first top wall and a second top wall, and an opening extending along the length of the outer rail is formed between the first and second top walls, the first top wall is connected to the bottom wall through the first side wall, and the second top wall is connected to the bottom wall through the second side wall; the support portion is formed on the bottom wall.
3. The electric sliding rail according to claim 2, wherein the bottom wall has a recess depressed downward in the middle, the bottom wall includes a first bottom wall section on one side of the recess and a second bottom wall section on the other side of the recess, and the support portion is formed on the first bottom wall section and the second bottom wall section; the tow chain comprises a first tow chain segment, a second tow chain segment and a transition tow chain segment connecting the first tow chain segment and the second tow chain segment, and the first bottom wall segment and the second bottom wall segment are respectively used for supporting the first tow chain segment and the second tow chain segment.
4. The motorized slide way of claim 3, wherein the first drag chain segment is removably connected to the first side wall connecting the first bottom wall segment.
5. The electric slide rail according to claim 4, wherein the first side wall has a bayonet, and the first dragging segment is provided with an elastic buckle connected with the bayonet in a clamping manner.
6. The electric sliding rail according to claim 3, wherein a connecting sleeve is arranged at the end of the second towing chain section, and the second towing chain section is detachably connected with the inner rail through the connecting sleeve.
7. The electric sliding rail according to claim 6, wherein one of the connecting sleeve and the inner rail is provided with a convex portion, the other one of the connecting sleeve and the inner rail is provided with a concave portion which is inserted into the convex portion, and the convex portion is in interference fit with the concave portion.
8. The electric slide according to claim 7, wherein a side wall of the inner rail has an extension plate extending toward the drag chain, and a side portion of the connection sleeve corresponding to the extension plate is formed with a groove portion forming the convex portion and the groove portion forming the concave portion.
9. The electric slide rail according to claim 8, wherein the extension plate has a through hole, and a groove wall of the groove corresponding to the extension plate has an elastic clip, and when the extension plate is inserted into the groove, the elastic clip is engaged with the through hole to prevent the connection sleeve from separating from the extension plate.
10. The electric slide rail according to any one of claims 1 to 9, wherein there are two slide rails, and the drag chain is two corresponding to the two slide rails, and the cable is inserted into each drag chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911054341.6A CN110626222A (en) | 2019-10-31 | 2019-10-31 | Electric sliding rail of automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911054341.6A CN110626222A (en) | 2019-10-31 | 2019-10-31 | Electric sliding rail of automobile seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110626222A true CN110626222A (en) | 2019-12-31 |
Family
ID=68978511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911054341.6A Pending CN110626222A (en) | 2019-10-31 | 2019-10-31 | Electric sliding rail of automobile seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110626222A (en) |
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