CN109184393B - Sliding door limiting device - Google Patents
Sliding door limiting device Download PDFInfo
- Publication number
- CN109184393B CN109184393B CN201811210698.4A CN201811210698A CN109184393B CN 109184393 B CN109184393 B CN 109184393B CN 201811210698 A CN201811210698 A CN 201811210698A CN 109184393 B CN109184393 B CN 109184393B
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- China
- Prior art keywords
- piston
- telescopic
- sliding door
- sleeve
- right end
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Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 235000014676 Phragmites communis Nutrition 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/60—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith holding sliding wings open
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a sliding door limiting device, which relates to the field of automobile sliding door structures and comprises a trigger switch device, a limiting device and a hydraulic transmission device for enabling the trigger switch device and the limiting device to be linked, wherein the trigger switch device comprises a pressing telescopic device arranged at the tail end of a sliding rail of a lower hinge of a sliding door and a first piston arranged at the telescopic end of the pressing telescopic device; the hydraulic transmission device comprises a hydraulic pipe and hydraulic oil arranged in the hydraulic pipe; the limiting device comprises an automatic resetting telescopic limiting device fixed at the limit opening position of the sliding door and a second piston which moves synchronously with the telescopic part of the automatic resetting telescopic device, the first piston and the second piston are respectively arranged at two ends of the hydraulic pipe, and hydraulic oil is located in a closed area formed by the first piston, the second piston and the hydraulic pipe. The invention solves the problems that the existing sliding door limiting device is laborious, the sliding door is blocked when being opened and closed, the structure is complex, and a switch pull wire is required to be arranged.
Description
Technical Field
The invention relates to the field of automobile sliding door structures, in particular to a sliding door limiting device.
Background
In the existing MPV vehicle type sliding door system, a reed type mechanical limiting mechanism or a limiting lock device is generally adopted to limit the sliding door when the maximum position is opened, but the reed type limiting mechanism has the problems of clamping and opening the sliding door, large force and the like. The limit lock device has the problems of complex structure, arrangement of switch pull wires, unattractive appearance and the like.
Disclosure of Invention
The invention aims to solve the technical problems of difficult switch sliding door blocking, complex structure and arrangement of switch pull wires of the existing sliding door limiting device.
In order to solve the technical problems, the invention adopts the following technical scheme: a sliding door stop device, its characterized in that: the device comprises a trigger switch device arranged at the tail end of a sliding door lower hinge sliding rail, a limiting device arranged at the limit opening position of the sliding door, and a hydraulic transmission device for enabling the trigger switch device and the limiting device to be linked, wherein the trigger switch device comprises a pressing telescopic device arranged at the tail end of the sliding door lower hinge sliding rail and a first piston arranged at the telescopic end of the pressing telescopic device; the hydraulic transmission device comprises a hydraulic pipe and hydraulic oil arranged in the hydraulic pipe; the limiting device comprises an automatic resetting telescopic limiting device fixed at the limit opening position of the sliding door and a second piston which moves synchronously with the telescopic part of the automatic resetting telescopic device, the first piston and the second piston are respectively arranged at two ends of the hydraulic pipe, and hydraulic oil is located in a closed area formed by the first piston, the second piston and the hydraulic pipe.
Further technical scheme lies in, press telescoping device and adopt ball-point pen type telescopic machanism, it is including the uide bushing that is equipped with the guide way, push rod and rotation telescopic link, the push rod is established in the uide bushing, the locating piece unanimous with the guide way quantity that distributes on the rotation telescopic link, the inclined plane of locating piece left end is in the horizontal direction circulation inlays in the guide slot that forms to uide bushing right-hand member inclined plane, the rotation telescopic link is located the right-hand member of push rod, first piston is established at the right-hand member of rotation telescopic link, the left end and the right-hand member of uide bushing of hydraulic pressure pipe are connected, uide bushing, push rod, rotation telescopic link, first piston coaxial setting.
The guide sleeve is characterized in that a through hole for the push rod to pass through is formed in the middle of the guide sleeve, a plurality of guide grooves are uniformly distributed along the axial direction of the guide sleeve, two inclined planes are formed in the right end of the guide sleeve between the two guide grooves, and the two inclined planes are connected through a horizontal plane.
The right end of the push rod is provided with a plurality of protruding blocks, the number and the size of the protruding blocks are corresponding to those of the guide grooves, and the protruding blocks are located on tooth tops of the triangular teeth and are separated by one tooth top between every two protruding blocks.
The further technical scheme is that the inclined plane of the top end of the positioning block of the rotary telescopic rod is consistent with the inclined plane of the right end of the guide sleeve in the inclined direction and similar in slope.
The right end of the guide sleeve is connected with a piston sleeve, the piston sleeve is sleeved on the first piston, and the right end of the piston sleeve is connected with the left end of the hydraulic pipe.
The further technical scheme is that the guide sleeve is sleeved with a sealing sleeve, and the right end of the sealing sleeve is connected with the left end of the hydraulic pipe.
Further technical scheme still is that automatic flexible stop device resets includes the cylinder liner, at the flexible gag lever post of cylinder liner internal motion, establishes the spring between cylinder liner and flexible gag lever post to and establish the second piston at flexible gag lever post left end, the both ends of spring support respectively at the right-hand member of cylinder liner and the middle part of flexible gag lever post, the left end of cylinder liner is connected with the right-hand member of hydraulic pipe, flexible gag lever post and the coaxial setting of second piston.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in: in the invention, the pressing telescopic device in the trigger switch device adopts the working principle of a ball-point pen type telescopic mechanism; the trigger switch device is triggered by the self impact force of the lower hinge of the sliding door, so that the extension and retraction of the telescopic limit rod of the limit device are realized; compared with a limiting lock type limiter, the device is easy to shield and does not affect the attractive performance; the arrangement is convenient, the stay wire is not required to be arranged to be connected with the handle, and the stay wire can be arranged at the rear end of any guide rail with a bearing wheel; compared with a reed type limiter, the device has the advantages of smooth opening and closing, no setback feeling, large closing force and the like; the problems of pulley knocking damage, abnormal sound and the like caused by tolerance accumulation of the reed type limiter are avoided.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the trigger switch module;
FIG. 3 is a schematic view of the structure of the inside of the limit module;
FIG. 4 is a schematic structural view of a guide sleeve;
FIG. 5 is a schematic structural view of a push rod;
FIG. 6 is a schematic view of the structure of a rotating telescopic rod;
1, triggering a switch device; 2. a hydraulic pressure transmission device; 3. cylinder sleeve; 4. a telescopic limit rod; 5. a push rod; 6. a guide sleeve; 7. a piston sleeve; 8. a spring; 9. a second piston; 10. rotating the telescopic rod; 11. a first piston; 12. a guide groove; 13. a positioning block; 14. a bump; 15. and (5) sealing the sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
In the embodiment shown in fig. 1,2 and 3, the invention comprises a trigger switch device 1, a hydraulic transmission device 2, a cylinder sleeve 3, a telescopic limit rod 4, a push rod 5, a guide sleeve 6, a piston sleeve 7, a spring 8, a second piston 9, a rotary telescopic rod 10, a first piston 11, a guide groove 12, a positioning block 13, a lug 14 and a sealing sleeve 15.
The invention comprises a trigger switch device 1 arranged at the tail end of a sliding door lower hinge sliding rail, a limiting device arranged at the limit opening position of the sliding door and a hydraulic transmission device 2 for enabling the trigger switch device 1 and the limiting device to be linked, wherein the trigger switch device 1 comprises a pressing telescopic device arranged at the tail end of the sliding door lower hinge sliding rail and a first piston 11 arranged at the telescopic end of the pressing telescopic device; the hydraulic transmission device 2 comprises a hydraulic pipe and hydraulic oil arranged in the hydraulic pipe; the limiting device comprises an automatic resetting telescopic limiting device fixed at the limit opening position of the sliding door and a second piston 9 which moves synchronously with the telescopic part of the automatic resetting telescopic device, the first piston 11 and the second piston 9 are respectively arranged at two ends of the hydraulic pipe, and hydraulic oil is located in a closed area formed by the first piston 11, the second piston 9 and the hydraulic pipe.
Preferably, the pressing telescopic device adopts a ball-point pen type telescopic mechanism, and comprises a guide sleeve 6 provided with guide grooves 12, a push rod 5 and a rotary telescopic rod 10, wherein the push rod 5 is arranged in the guide sleeve 6, positioning blocks 13 consistent with the guide grooves 12 in number are distributed on the rotary telescopic rod 10, inclined planes at the left end of the positioning blocks 13 are circularly embedded in guide grooves formed by inclined planes at the right end of the guide sleeve 6 in the horizontal direction, the rotary telescopic rod 10 is positioned at the right end of the push rod 5, a first piston 11 is arranged at the right end of the rotary telescopic rod 10, the left end of a hydraulic pipe is connected with the right end of the guide sleeve 6, and the guide sleeve 6, the push rod 5, the rotary telescopic rod 10 and the first piston 11 are coaxially arranged.
Preferably, a through hole for the push rod 5 to pass through is arranged in the middle of the guide sleeve 6, a plurality of guide grooves 12 are uniformly distributed along the axial direction, two inclined planes are arranged at the right end of the guide sleeve 6 between the two guide grooves 12, and the two inclined planes are connected through a horizontal plane.
Preferably, the right end of the push rod 5 is a continuous triangular tooth, a plurality of protruding blocks 14 are arranged at the triangular tooth, the number and the size of the protruding blocks 14 correspond to those of the guide groove 12, the protruding blocks 14 are positioned above tooth tops of the triangular tooth, and one tooth top is arranged between every two protruding blocks 14.
Preferably, the inclined plane of the top end of the positioning block 13 of the rotary telescopic rod 10 is consistent with the inclined plane of the right end of the guide sleeve 6 in the inclined direction and has similar slope.
Preferably, the right end of the guide sleeve 6 is connected with a piston sleeve 7, the piston sleeve 7 is sleeved on the first piston 11, and the right end of the piston sleeve 7 is connected with the left end of the hydraulic pipe.
Preferably, the guide sleeve 6 is sleeved with a sealing sleeve 15, and the right end of the sealing sleeve 15 is connected with the left end of the hydraulic pipe.
Preferably, the automatic resetting telescopic limiting device comprises a cylinder sleeve 3, a telescopic limiting rod 4 moving in the cylinder sleeve 3, a spring 8 arranged between the cylinder sleeve 3 and the telescopic limiting rod 4, and a second piston 9 arranged at the left end of the telescopic limiting rod 4, wherein two ends of the spring 8 respectively prop against the right end of the cylinder sleeve 3 and the middle part of the telescopic limiting rod 4, the left end of the cylinder sleeve 3 is connected with the right end of a hydraulic pipe, and the telescopic limiting rod 4 and the second piston 9 are coaxially arranged.
When the sliding door is opened, the sliding door hinge moves backwards to strike the left end of the trigger switch device 1, so that the push rod 5 moves rightwards, the first piston 11 stretches out under the action of the ball-point pen type telescopic mechanism, and the first piston 11 pushes hydraulic oil in the hydraulic pipe so that the second piston 9 and the telescopic limiting rod 4 stretch out to limit the maximum opening position of the sliding door; when the sliding door hinge impacts the left end of the push rod 5 again, the first piston 11 is contracted to be in situ under the action of the ball-point pen type telescopic mechanism, at the moment, hydraulic oil in the hydraulic pipe does not exert force on the second piston 9, and the second piston 9 and the telescopic limiting rod 4 are contracted to be in situ under the action of the spring 8, so that the sliding door hinge wheel normally passes through and then the sliding door is closed.
Claims (5)
1. A sliding door stop device, its characterized in that: the sliding door comprises a trigger switch device (1) arranged at the tail end of a sliding door lower hinge sliding rail, a limiting device arranged at the limit opening position of the sliding door and a hydraulic transmission device (2) for enabling the trigger switch device (1) to be in linkage with the limiting device, wherein the trigger switch device (1) comprises a pressing telescopic device arranged at the tail end of the sliding door lower hinge sliding rail and a first piston (11) arranged at the telescopic end of the pressing telescopic device; the hydraulic transmission device (2) comprises a hydraulic pipe and hydraulic oil arranged in the hydraulic pipe; the limiting device comprises an automatic resetting telescopic limiting device fixed at the limit opening position of the sliding door and a second piston (9) which moves synchronously with the telescopic part of the automatic resetting telescopic device, the first piston (11) and the second piston (9) are respectively arranged at two ends of the hydraulic pipe, and hydraulic oil is positioned in a closed area formed by the first piston (11), the second piston (9) and the hydraulic pipe;
The ball-point pen type telescopic mechanism is adopted by the pressing telescopic device, the ball-point pen type telescopic mechanism comprises a guide sleeve (6) provided with guide grooves (12), a push rod (5) and a rotary telescopic rod (10), the push rod (5) is arranged in the guide sleeve (6), positioning blocks (13) which are consistent with the guide grooves (12) in number are distributed on the rotary telescopic rod (10), inclined planes at the left end of the positioning blocks (13) are circularly embedded in guide grooves formed by inclined planes at the right end of the guide sleeve (6) in the horizontal direction, the rotary telescopic rod (10) is positioned at the right end of the push rod (5), a first piston (11) is arranged at the right end of the rotary telescopic rod (10), the left end of the hydraulic pipe is connected with the right end of the guide sleeve (6), and the guide sleeve (6), the push rod (5), the rotary telescopic rod (10) and a first piston (11) are coaxially arranged;
A through hole for the push rod (5) to pass through is formed in the middle of the guide sleeve (6), a plurality of guide grooves (12) are uniformly distributed along the axial direction, two inclined planes are formed in the right end of the guide sleeve (6) between the two guide grooves (12), and the two inclined planes are connected through a horizontal plane;
The right end of the push rod (5) is provided with continuous triangular teeth, a plurality of protruding blocks (14) are arranged at the triangular teeth, the number and the size of the protruding blocks (14) correspond to those of the guide grooves (12), and the protruding blocks (14) are arranged on tooth tops of the triangular teeth and are spaced by one tooth top between every two protruding blocks (14).
2. A sliding door stop as defined in claim 1, wherein: the inclined plane of the top end of the positioning block (13) of the rotary telescopic rod (10) is consistent with the inclined plane of the right end of the guide sleeve (6) in the inclined direction and the inclined plane is similar in slope.
3. A sliding door stop as defined in claim 1, wherein: the right end of the guide sleeve (6) is connected with a piston sleeve (7), the piston sleeve (7) is sleeved on the first piston (11), and the right end of the piston sleeve (7) is connected with the left end of the hydraulic pipe.
4. A sliding door stop as defined in claim 1, wherein: the guide sleeve (6) is sleeved with a sealing sleeve (15), and the right end of the sealing sleeve (15) is connected with the left end of the hydraulic pipe.
5. A sliding door stop as defined in claim 1, wherein: the automatic resetting telescopic limiting device comprises a cylinder sleeve (3), a telescopic limiting rod (4) moving in the cylinder sleeve (3), a spring (8) arranged between the cylinder sleeve (3) and the telescopic limiting rod (4), and a second piston (9) arranged at the left end of the telescopic limiting rod (4), wherein two ends of the spring (8) respectively prop against the right end of the cylinder sleeve (3) and the middle part of the telescopic limiting rod (4), the left end of the cylinder sleeve (3) is connected with the right end of a hydraulic pipe, and the telescopic limiting rod (4) and the second piston (9) are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210698.4A CN109184393B (en) | 2018-10-17 | 2018-10-17 | Sliding door limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210698.4A CN109184393B (en) | 2018-10-17 | 2018-10-17 | Sliding door limiting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109184393A CN109184393A (en) | 2019-01-11 |
| CN109184393B true CN109184393B (en) | 2024-05-28 |
Family
ID=64945240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811210698.4A Active CN109184393B (en) | 2018-10-17 | 2018-10-17 | Sliding door limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109184393B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622615A (en) * | 2020-05-25 | 2020-09-04 | 北方民族大学 | Telescopic machanism, access control system and automatic conveyor |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB862883A (en) * | 1958-11-13 | 1961-03-15 | Wismar Thesen Werft | Improvements in or relating to hydraulically actuated devices for opening and closing water-tight doors, skylights and like closures |
| US3847422A (en) * | 1973-05-25 | 1974-11-12 | Deutsch Fastener Corp | Fastener with retractable plunger |
| GB9011095D0 (en) * | 1990-05-17 | 1990-07-04 | Bryden James S | Remote bolting of car doors |
| GB9211036D0 (en) * | 1992-05-22 | 1992-07-08 | Payne Jonathan M | Improvements in locking devices |
| JPH05193362A (en) * | 1991-08-03 | 1993-08-03 | Mercedes Benz Ag | Driving device for cover |
| DE19736953A1 (en) * | 1997-08-25 | 1999-04-01 | Ise Gmbh | Infinitely adjustable lock |
| DE102012100926A1 (en) * | 2012-02-06 | 2013-08-08 | Dorma Gmbh + Co. Kg | Locking assembly for slide rail, has slide piece, which is linearly guided in slide rail, actuating cylinder contracted by linear movement of slide piece, and another actuating cylinder, which blocks slide piece in position |
| CN107795204A (en) * | 2017-12-05 | 2018-03-13 | 天津城建大学 | A kind of new antijoyride device and its method of work |
| CN209958995U (en) * | 2018-10-17 | 2020-01-17 | 保定长安客车制造有限公司 | Sliding door limiting device |
-
2018
- 2018-10-17 CN CN201811210698.4A patent/CN109184393B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB862883A (en) * | 1958-11-13 | 1961-03-15 | Wismar Thesen Werft | Improvements in or relating to hydraulically actuated devices for opening and closing water-tight doors, skylights and like closures |
| US3847422A (en) * | 1973-05-25 | 1974-11-12 | Deutsch Fastener Corp | Fastener with retractable plunger |
| GB9011095D0 (en) * | 1990-05-17 | 1990-07-04 | Bryden James S | Remote bolting of car doors |
| JPH05193362A (en) * | 1991-08-03 | 1993-08-03 | Mercedes Benz Ag | Driving device for cover |
| GB9211036D0 (en) * | 1992-05-22 | 1992-07-08 | Payne Jonathan M | Improvements in locking devices |
| DE19736953A1 (en) * | 1997-08-25 | 1999-04-01 | Ise Gmbh | Infinitely adjustable lock |
| DE102012100926A1 (en) * | 2012-02-06 | 2013-08-08 | Dorma Gmbh + Co. Kg | Locking assembly for slide rail, has slide piece, which is linearly guided in slide rail, actuating cylinder contracted by linear movement of slide piece, and another actuating cylinder, which blocks slide piece in position |
| CN107795204A (en) * | 2017-12-05 | 2018-03-13 | 天津城建大学 | A kind of new antijoyride device and its method of work |
| CN209958995U (en) * | 2018-10-17 | 2020-01-17 | 保定长安客车制造有限公司 | Sliding door limiting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109184393A (en) | 2019-01-11 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20240520 Address after: 073099 No.11 Xingguang Road, Dingzhou Economic Development Zone, Baoding City, Hebei Province Patentee after: HEBEI CHANGAN AUTOMOBILE CO.,LTD. Country or region after: China Address before: No.385, Dingqu Road, Dingzhou City, Baoding City, Hebei Province 073000 Patentee before: BAODING CHANGAN BUS MANUFACTURING Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |